mky-vent-base/public/mxcad/plugins/test.js

var test = function(exports, mxdraw, mxcad2, vue, axios2) {
  var __vite_style__ = document.createElement("style");
  __vite_style__.textContent = ".heading[data-v-9bd7093d] {\n  font-size: 1.5em;\n  margin-bottom: 12px;\n}\n.card[data-v-9bd7093d] {\n  background: #fff;\n  color: #000;\n  background-image: linear-gradient(48deg, #fff 0%, #e5efe9 100%);\n  border-top-right-radius: 16px;\n  border-bottom-left-radius: 16px;\n  box-shadow: -20px 20px 35px 1px rgba(10, 49, 86, 0.18);\n  display: flex;\n  flex-direction: column;\n  padding: 32px;\n  margin: 40px;\n  max-width: 400px;\n  width: 100%;\n}\n.content-wrapper[data-v-9bd7093d] {\n  font-size: 1.1em;\n  margin-bottom: 44px;\n}\n.content-wrapper[data-v-9bd7093d]:last-child {\n  margin-bottom: 0;\n}\n.button[data-v-9bd7093d] {\n  align-items: center;\n  background: #e5efe9;\n  border: 1px solid #5a72b5;\n  border-radius: 4px;\n  color: #121943;\n  cursor: pointer;\n  display: flex;\n  font-size: 1em;\n  font-weight: 700;\n  height: 40px;\n  justify-content: center;\n  width: 180px;\n}\n.button[data-v-9bd7093d]:focus {\n  border: 2px solid transparent;\n  box-shadow: 0px 0px 0px 2px #121943;\n  outline: solid 4px transparent;\n}\n.link[data-v-9bd7093d] {\n  color: #121943;\n}\n.link[data-v-9bd7093d]:focus {\n  box-shadow: 0px 0px 0px 2px #121943;\n}\n.input-wrapper[data-v-9bd7093d] {\n  display: flex;\n  flex-direction: column;\n}\n.input-wrapper .label[data-v-9bd7093d] {\n  align-items: baseline;\n  display: flex;\n  font-weight: 700;\n  justify-content: space-between;\n  margin-bottom: 8px;\n}\n.input-wrapper .optional[data-v-9bd7093d] {\n  color: #5a72b5;\n  font-size: 0.9em;\n}\n.input-wrapper .input[data-v-9bd7093d] {\n  border: 1px solid #5a72b5;\n  border-radius: 4px;\n  height: 40px;\n  padding: 8px;\n}\ncode[data-v-9bd7093d] {\n  background: #e5efe9;\n  border: 1px solid #5a72b5;\n  border-radius: 4px;\n  padding: 2px 4px;\n}\n.modal-header[data-v-9bd7093d] {\n  align-items: baseline;\n  display: flex;\n  justify-content: space-between;\n}\n.close[data-v-9bd7093d] {\n  background: none;\n  border: none;\n  cursor: pointer;\n  display: flex;\n  height: 16px;\n  text-decoration: none;\n  width: 16px;\n}\n.close svg[data-v-9bd7093d] {\n  width: 16px;\n}\n.modal-wrapper[data-v-9bd7093d] {\n  align-items: center;\n  background: rgba(0, 0, 0, 0.7);\n  bottom: 0;\n  display: flex;\n  justify-content: center;\n  left: 0;\n  position: fixed;\n  right: 0;\n  top: 0;\n}\n#modal[data-v-9bd7093d] {\n  transition: opacity 0.25s ease-in-out;\n}\n#modal .modal-body[data-v-9bd7093d] {\n  max-width: 830px;\n  opacity: 1;\n  transform: translateY(-100px);\n  transition: opacity 0.25s ease-in-out;\n  width: 100%;\n  z-index: 1;\n}\n.outside-trigger[data-v-9bd7093d] {\n  bottom: 0;\n  cursor: default;\n  left: 0;\n  position: fixed;\n  right: 0;\n  top: 0;\n}\n.button__link[data-v-9bd7093d] {\n  text-decoration: none;\n}\n.button[data-v-9bd7093d] {\n  background-color: #4caf50;\n  /* Green */\n  border: none;\n  color: white;\n  text-align: center;\n  text-decoration: none;\n  display: inline-block;\n  font-size: 16px;\n  margin: 4px 2px;\n  -webkit-transition-duration: 0.4s;\n  /* Safari */\n  transition-duration: 0.4s;\n  cursor: pointer;\n}\n.button1[data-v-9bd7093d] {\n  background-color: white;\n  color: black;\n  border: 2px solid #4caf50;\n}\n.button1[data-v-9bd7093d]:hover {\n  background-color: #4caf50;\n  color: white;\n}\n.button2[data-v-9bd7093d] {\n  background-color: white;\n  color: black;\n  border: 2px solid #008cba;\n}\n.button2[data-v-9bd7093d]:hover {\n  background-color: #008cba;\n  color: white;\n}\n.btn_box[data-v-9bd7093d] {\n  width: 100%;\n  display: flex;\n  justify-items: center;\n  justify-content: start;\n  align-items: start;\n}";
  document.head.appendChild(__vite_style__);
  "use strict";var __pow = Math.pow;
var __async = (__this, __arguments, generator) => {
  return new Promise((resolve, reject) => {
    var fulfilled = (value) => {
      try {
        step(generator.next(value));
      } catch (e) {
        reject(e);
      }
    };
    var rejected = (value) => {
      try {
        step(generator.throw(value));
      } catch (e) {
        reject(e);
      }
    };
    var step = (x) => x.done ? resolve(x.value) : Promise.resolve(x.value).then(fulfilled, rejected);
    step((generator = generator.apply(__this, __arguments)).next());
  });
};

  const isModalVisible = vue.ref(false);
  const showModal$1 = (options) => {
    isModalVisible.value = true;
    modalOptions.value = Object.assign(modalOptions.value, options || {});
  };
  const hideModal$1 = () => {
    isModalVisible.value = false;
  };
  const modalOpts = {
    title: "Modal",
    text: "",
    oncancel: hideModal$1,
    onsubmit: hideModal$1,
    ongetallentity: hideModal$1,
    ondrawline: hideModal$1,
    docommand: (cmd) => {
    }
  };
  const modalOptions = vue.ref(modalOpts);
  const useModalVisible = () => {
    return {
      isModalVisible,
      showModal: showModal$1,
      hideModal: hideModal$1,
      modalOptions
    };
  };
  const _withScopeId = (n) => (vue.pushScopeId("data-v-9bd7093d"), n = n(), vue.popScopeId(), n);
  const _hoisted_1 = {
    key: 0,
    class: "modal-wrapper",
    id: "modal"
  };
  const _hoisted_2 = { class: "modal-body card" };
  const _hoisted_3 = { class: "modal-header" };
  const _hoisted_4 = { class: "heading" };
  const _hoisted_5 = /* @__PURE__ */ _withScopeId(() => /* @__PURE__ */ vue.createElementVNode("svg", { viewBox: "0 0 24 24" }, [
    /* @__PURE__ */ vue.createElementVNode("path", { d: "M24 20.188l-8.315-8.209 8.2-8.282-3.697-3.697-8.212 8.318-8.31-8.203-3.666 3.666 8.321 8.24-8.206 8.313 3.666 3.666 8.237-8.318 8.285 8.203z" })
  ], -1));
  const _hoisted_6 = [
    _hoisted_5
  ];
  const _hoisted_7 = { style: { "overflow-y": "auto", "height": "500px" } };
  const _hoisted_8 = { class: "btn_box" };
  const _hoisted_9 = { class: "btn_box" };
  const _hoisted_10 = { class: "btn_box" };
  const _hoisted_11 = { class: "btn_box" };
  const _hoisted_12 = { class: "btn_box" };
  const _hoisted_13 = { class: "btn_box" };
  const _hoisted_14 = { class: "btn_box" };
  const _hoisted_15 = { class: "btn_box" };
  const _hoisted_16 = { class: "btn_box" };
  const _hoisted_17 = { class: "btn_box" };
  const _hoisted_18 = { class: "btn_box" };
  const _hoisted_19 = { class: "btn_box" };
  const _hoisted_20 = { class: "btn_box" };
  const _hoisted_21 = { class: "btn_box" };
  const _sfc_main$1 = /* @__PURE__ */ vue.defineComponent({
    __name: "Modal",
    setup(__props) {
      const { isModalVisible: isModalVisible2, hideModal: hideModal2, modalOptions: modalOptions2 } = useModalVisible();
      hideModal2();
      return (_ctx, _cache) => {
        return vue.openBlock(), vue.createBlock(vue.Teleport, { to: "body" }, [
          vue.createTextVNode(" 2356788909-80976564578697809-090897867 "),
          vue.unref(isModalVisible2) ? (vue.openBlock(), vue.createElementBlock("div", _hoisted_1, [
            vue.createElementVNode("div", _hoisted_2, [
              vue.createElementVNode("div", _hoisted_3, [
                vue.createElementVNode("h2", _hoisted_4, vue.toDisplayString(vue.unref(modalOptions2).title), 1),
                vue.createElementVNode("a", {
                  href: "#!",
                  onClick: _cache[0] || (_cache[0] = //@ts-ignore
                  (...args) => vue.unref(hideModal2) && vue.unref(hideModal2)(...args)),
                  role: "button",
                  class: "close",
                  "aria-label": "close this modal"
                }, _hoisted_6)
              ]),
              vue.createElementVNode("div", _hoisted_7, [
                vue.createElementVNode("div", _hoisted_8, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[1] || (_cache[1] = ($event) => vue.unref(modalOptions2).docommand("Mx_Open_DemoCode"))
                  }, " 下载开Demo代码 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[2] || (_cache[2] = ($event) => vue.unref(modalOptions2).docommand("Mx_Open_DevInstall"))
                  }, " 下载开发包 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[3] || (_cache[3] = //@ts-ignore
                    (...args) => vue.unref(modalOptions2).ondrawline && vue.unref(modalOptions2).ondrawline(...args))
                  }, " 调用画圆线命令 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[4] || (_cache[4] = ($event) => vue.unref(modalOptions2).docommand("MxTest_DrawLine"))
                  }, " 交互画直线 ")
                ]),
                vue.createElementVNode("div", _hoisted_9, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[5] || (_cache[5] = ($event) => vue.unref(modalOptions2).docommand("MxTest_AddLayer"))
                  }, " 添加图层 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[6] || (_cache[6] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetAllLayer"))
                  }, " 得到所有图层 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[7] || (_cache[7] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetAllTextStyle"))
                  }, " 得到所有文字样式 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[8] || (_cache[8] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetAllBlock"))
                  }, " 得到所有图块 ")
                ]),
                vue.createElementVNode("div", _hoisted_10, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[9] || (_cache[9] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetAllLinetype"))
                  }, " 得到所有线型 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[10] || (_cache[10] = ($event) => vue.unref(modalOptions2).docommand("MxTest_WritexData"))
                  }, " 写扩展数据 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[11] || (_cache[11] = ($event) => vue.unref(modalOptions2).docommand("MxTest_ReadxData"))
                  }, " 读扩展数据 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[12] || (_cache[12] = ($event) => vue.unref(modalOptions2).docommand("MxTest_InsertBlock"))
                  }, " 测试插入一个图块 ")
                ]),
                vue.createElementVNode("div", _hoisted_11, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[13] || (_cache[13] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawLine"))
                  }, " 绘直线 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[14] || (_cache[14] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawArc"))
                  }, " 绘圆弧 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[15] || (_cache[15] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawCircle"))
                  }, " 绘圆 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[16] || (_cache[16] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawPolyline"))
                  }, " 绘PL线 ")
                ]),
                vue.createElementVNode("div", _hoisted_12, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[17] || (_cache[17] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawHatch"))
                  }, " 绘填充 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[18] || (_cache[18] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawText"))
                  }, " 绘文字 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[19] || (_cache[19] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_Ellipse"))
                  }, " 绘椭圆 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[20] || (_cache[20] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_EllipseArc"))
                  }, " 绘椭圆弧 ")
                ]),
                vue.createElementVNode("div", _hoisted_13, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[21] || (_cache[21] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_MText"))
                  }, " 绘制多行文字 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[22] || (_cache[22] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawTable"))
                  }, " 绘制表格 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[23] || (_cache[23] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_QRCode"))
                  }, " 绘制二维码 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[24] || (_cache[24] = ($event) => vue.unref(modalOptions2).docommand("MxTest_InsertStamp"))
                  }, " 插入图章 ")
                ]),
                vue.createElementVNode("div", _hoisted_14, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[25] || (_cache[25] = //@ts-ignore
                    (...args) => vue.unref(modalOptions2).ongetallentity && vue.unref(modalOptions2).ongetallentity(...args))
                  }, " 得到所有对象 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[26] || (_cache[26] = ($event) => vue.unref(modalOptions2).docommand("MxTest_SelectEntity"))
                  }, " 交互选择对象 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[27] || (_cache[27] = ($event) => vue.unref(modalOptions2).docommand("Mx_Export_MxWeb"))
                  }, " 保存mxweb到服务器 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[28] || (_cache[28] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetSysVars"))
                  }, " 得到系统变量 ")
                ]),
                vue.createElementVNode("div", _hoisted_15, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[29] || (_cache[29] = ($event) => vue.unref(modalOptions2).docommand("MxTest_NewFile"))
                  }, " 新建图纸 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[30] || (_cache[30] = ($event) => vue.unref(modalOptions2).docommand("Mx_ViewBackgroundColor"))
                  }, " 白色背景色 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[31] || (_cache[31] = ($event) => vue.unref(modalOptions2).docommand("MxTest_FindText"))
                  }, " 文字查找定位 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[32] || (_cache[32] = ($event) => vue.unref(modalOptions2).docommand("MxTest_SelectEntitysToBlock"))
                  }, " 选择实体做块 ")
                ]),
                vue.createElementVNode("div", _hoisted_16, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[33] || (_cache[33] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_Text"))
                  }, " 绘制单行文字 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[34] || (_cache[34] = ($event) => vue.unref(modalOptions2).docommand("MxTest_DrawHatchFormPoint"))
                  }, " 选点填充 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[35] || (_cache[35] = ($event) => vue.unref(modalOptions2).docommand("Mx_TestExProp"))
                  }, " 设置扩展属性 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[36] || (_cache[36] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DimAligned"))
                  }, " 绘制对齐标注 ")
                ]),
                vue.createElementVNode("div", _hoisted_17, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[37] || (_cache[37] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawDimRotated"))
                  }, " 绘性线标注 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[38] || (_cache[38] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawDimAngular"))
                  }, " 角度标注 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[39] || (_cache[39] = ($event) => vue.unref(modalOptions2).docommand("MxTest_LineTypeTest"))
                  }, " 修改对象线型 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[40] || (_cache[40] = ($event) => vue.unref(modalOptions2).docommand("Mx_SelectEntitHideLayer"))
                  }, " 选择隐藏对象层 ")
                ]),
                vue.createElementVNode("div", _hoisted_18, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[41] || (_cache[41] = ($event) => vue.unref(modalOptions2).docommand("MxTest_TestAddCurrentSelect"))
                  }, " 添加到当前选择 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[42] || (_cache[42] = ($event) => vue.unref(modalOptions2).docommand("MxTest_TestSetViewAngle"))
                  }, " 视区旋转 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[43] || (_cache[43] = ($event) => vue.unref(modalOptions2).docommand("MxTest_WriteXRecord"))
                  }, " 写扩展记录 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[44] || (_cache[44] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetNamedObjectsDictionary"))
                  }, " 得到命名字典 ")
                ]),
                vue.createElementVNode("div", _hoisted_19, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[45] || (_cache[45] = ($event) => vue.unref(modalOptions2).docommand("MxTest_AddTextStyleTable"))
                  }, " 添加文字样式 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[46] || (_cache[46] = ($event) => vue.unref(modalOptions2).docommand("MxTest_DrawCustomEntity"))
                  }, " 绘自定义实体 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[47] || (_cache[47] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_ChangeColor"))
                  }, " 修改对象颜色 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[48] || (_cache[48] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_ChangeVisible"))
                  }, " 修改对象不可见 ")
                ]),
                vue.createElementVNode("div", _hoisted_20, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[49] || (_cache[49] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_ChangeEntityLayer"))
                  }, " 修改对象层 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[50] || (_cache[50] = ($event) => vue.unref(modalOptions2).docommand("Mx_ChaneEntityDrawOrder"))
                  }, " 修改对象显示顺序 "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[51] || (_cache[51] = ($event) => vue.unref(modalOptions2).docommand("Mx_Export_Pdf"))
                  }, " 指定范围输出pdf "),
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[52] || (_cache[52] = ($event) => vue.unref(modalOptions2).docommand("Mx_Test_DrawImage"))
                  }, " 绘制image ")
                ]),
                vue.createElementVNode("div", _hoisted_21, [
                  vue.createElementVNode("button", {
                    class: "button button2",
                    onClick: _cache[53] || (_cache[53] = ($event) => vue.unref(modalOptions2).docommand("MxTest_GetObjectExDictionaryData"))
                  }, " 读取对象扩展字典 ")
                ])
              ])
            ])
          ])) : vue.createCommentVNode("", true)
        ]);
      };
    }
  });
  const Modal_vue_vue_type_style_index_0_scoped_9bd7093d_lang = "";
  const _export_sfc = (sfc, props) => {
    const target = sfc.__vccOpts || sfc;
    for (const [key, val] of props) {
      target[key] = val;
    }
    return target;
  };
  const Modal = /* @__PURE__ */ _export_sfc(_sfc_main$1, [["__scopeId", "data-v-9bd7093d"]]);
  const _sfc_main = /* @__PURE__ */ vue.defineComponent({
    __name: "Test",
    setup(__props) {
      return (_ctx, _cache) => {
        return vue.openBlock(), vue.createElementBlock("div", null, [
          vue.createVNode(Modal)
        ]);
      };
    }
  });
  const MxIFrame = {
    init() {
      mxdraw.MxFun.setPostMessageToParentFrameFunction(function(param) {
        top.postMessage(param, "*");
      });
      window.addEventListener("message", function(event) {
        if (event.data.type === "sendStringToExecute") {
          mxdraw.MxFun.sendStringToExecute(event.data.cmd, event.data);
        } else {
          console.log("mx:unprocessed message:");
          console.log(event.data);
        }
      }, false);
    }
  };
  function init$p() {
    MxIFrame.init();
  }
  function BR_Comment() {
    return __async(this, null, function* () {
      const getPoint = new mxdraw.MrxDbgUiPrPoint();
      getPoint.setMessage("\n指定第一点:");
      getPoint.go((status) => {
        if (status != 0) {
          return;
        }
        const pt1 = getPoint.value();
        let leadComment = new mxdraw.MxDbLeadComment();
        leadComment.point1 = pt1.clone();
        leadComment.textHeight = mxdraw.MxFun.screenCoordLong2Doc(50);
        leadComment.text = "测试Test1";
        leadComment.textWidth = mxdraw.MxFun.screenCoordLong2Doc(300);
        leadComment.fixedSize = true;
        if (leadComment.fixedSize) {
          leadComment.textHeight = 50;
          leadComment.textWidth = 250;
        }
        leadComment.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
        const worldDrawComment = new mxdraw.McEdGetPointWorldDrawObject();
        worldDrawComment.setDraw(
          (currentPoint, pWorldDraw) => {
            leadComment.point2 = currentPoint;
            pWorldDraw.drawCustomEntity(leadComment);
          }
        );
        getPoint.setBasePt(pt1);
        getPoint.setUseBasePt(true);
        getPoint.setUserDraw(worldDrawComment);
        getPoint.setMessage("\n指定第二点:");
        getPoint.go((status2) => {
          if (status2 != 0) {
            console.log(status2);
            return;
          }
          const currentPoint = getPoint.value();
          leadComment.point2 = currentPoint;
          mxdraw.MxFun.addToCurrentSpace(leadComment);
        });
      });
    });
  }
  function BR_Print() {
    mxdraw.MxFun.getCurrentDraw().createCanvasImageData(
      (imageData) => {
        const newWindow = window.open();
        if (newWindow != null) {
          newWindow.document.write('<img src="' + imageData + '"/>');
          setTimeout(() => {
            newWindow.print();
          }, 300);
        }
      },
      {
        width: 349,
        height: 536
      }
    );
  }
  function BR_CheckDraw() {
    return __async(this, null, function* () {
      let color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
      const point = new mxdraw.MrxDbgUiPrPoint();
      const mxDraw = mxdraw.MxFun.getCurrentDraw();
      const worldDrawComment = new mxdraw.McEdGetPointWorldDrawObject();
      const mxCheckDraw = new mxdraw.MxDbRectBoxLeadComment();
      mxCheckDraw.color = color.getHex();
      if (mxCheckDraw.color == 0)
        mxCheckDraw.color = 65793;
      mxCheckDraw.radius = mxdraw.MxFun.screenCoordLong2Doc(8);
      mxCheckDraw.setLineWidth(3);
      mxCheckDraw.setLineWidthByPixels(true);
      point.setMessage("\n云线框起始点:");
      point.go((status) => {
        if (status != mxdraw.MrxDbgUiPrBaseReturn.kOk) {
          return;
        }
        mxCheckDraw.point1 = point.value();
        worldDrawComment.setDraw((currentPoint) => {
          mxCheckDraw.point2 = currentPoint;
          worldDrawComment.drawCustomEntity(mxCheckDraw);
        });
        point.setUserDraw(worldDrawComment);
        point.setMessage("\n云线框结束点:");
        point.go((status2) => {
          if (status2 != mxdraw.MrxDbgUiPrBaseReturn.kOk) {
            return;
          }
          mxCheckDraw.point2 = point.value();
          worldDrawComment.setDraw((currentPoint) => {
            mxCheckDraw.point3 = currentPoint;
            worldDrawComment.drawCustomEntity(mxCheckDraw);
          });
          mxCheckDraw.text = "审图批注XXXXXXXXXX";
          mxCheckDraw.textWidth = mxdraw.MxFun.screenCoordLong2Doc(200);
          mxCheckDraw.textHeight = mxdraw.MxFun.screenCoordLong2Doc(50);
          mxCheckDraw.fixedSize = true;
          if (mxCheckDraw.fixedSize) {
            mxCheckDraw.textHeight = 20;
            mxCheckDraw.textWidth = 230;
          }
          point.setMessage("\n审图标注点:");
          point.go((status3) => {
            if (status3 != mxdraw.MrxDbgUiPrBaseReturn.kOk) {
              return;
            }
            mxCheckDraw.point3 = point.value();
            mxDraw.addMxEntity(mxCheckDraw);
          });
        });
      });
    });
  }
  function getScreenPixel(pixel, isFontSize) {
    let _pixel = mxdraw.MxFun.screenCoordLong2World(isFontSize ? pixel : pixel - pixel / 3);
    _pixel = mxdraw.MxFun.worldCoordLong2Doc(_pixel);
    return _pixel;
  }
  function BR_Arrow() {
    const worldDraw = new mxdraw.McEdGetPointWorldDrawObject();
    const lines = new mxdraw.MxDbArrow();
    const mxDraw = mxdraw.MxFun.getCurrentDraw();
    const point = new mxdraw.MrxDbgUiPrPoint();
    point.setUserDraw(worldDraw);
    lines.setLineWidth(10);
    lines.innerOffset = getScreenPixel(10);
    lines.outerOffset = getScreenPixel(22);
    lines.topOffset = getScreenPixel(36);
    lines.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
    point.go(() => {
      lines.startPoint = point.value();
      worldDraw.setDraw((v) => {
        lines.endPoint = v;
        worldDraw.drawCustomEntity(lines);
      });
      point.go((status) => __async(this, null, function* () {
        lines.endPoint = point.value();
        mxDraw.addMxEntity(lines);
      }));
    });
  }
  function BR_CloudLine() {
    const point = new mxdraw.MrxDbgUiPrPoint();
    const mxDraw = mxdraw.MxFun.getCurrentDraw();
    const worldDrawComment = new mxdraw.McEdGetPointWorldDrawObject();
    const radius = mxdraw.MxFun.screenCoordLong2Doc(16);
    point.setMessage("\n点击开启绘制云线:");
    point.go(() => {
      let pt = point.value();
      const mxCloudLine = new mxdraw.MxDbCloudLine();
      mxCloudLine.setRadius(radius);
      mxCloudLine.addPoint(pt);
      mxCloudLine.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
      worldDrawComment.setDraw((currentPoint) => {
        if (pt.distanceTo(currentPoint) > radius) {
          pt = currentPoint.clone();
          mxCloudLine.addPoint(currentPoint, true);
        }
        worldDrawComment.drawCustomEntity(mxCloudLine);
      });
      point.setUserDraw(worldDrawComment);
      point.setMessage("\n再次点击结束绘制云线:");
      point.go(() => {
        mxDraw.addMxEntity(mxCloudLine);
      });
    });
  }
  let sSaveData = "";
  function BR_SaveAllMxEntity() {
    let mxobj = mxdraw.MxFun.getCurrentDraw();
    sSaveData = mxobj.saveMxEntityToJson();
    console.log(sSaveData);
  }
  function BR_LoadAllMxEntity() {
    return __async(this, null, function* () {
      if (sSaveData.length == 0)
        return;
      let mxobj = mxdraw.MxFun.getCurrentDraw();
      yield mxobj.loadMxEntityFromJson(sSaveData, ["models/svg/mark.svg"]);
      mxobj.updateDisplay();
    });
  }
  function BR_Area() {
    const getPoint = new mxdraw.MrxDbgUiPrPoint();
    getPoint.setMessage("\n指定第一点:");
    getPoint.go((status) => {
      if (status != 0) {
        return;
      }
      const pt1 = getPoint.value();
      let area2 = new mxdraw.MxDbArea();
      area2.addPoint(pt1);
      area2.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
      const worldDrawComment = new mxdraw.McEdGetPointWorldDrawObject();
      worldDrawComment.setDraw((currentPoint, pWorldDraw) => {
        let tmp2 = area2.clone();
        tmp2.addPoint(currentPoint);
        worldDrawComment.drawCustomEntity(tmp2);
      });
      getPoint.setUserDraw(worldDrawComment);
      getPoint.setMessage("\n指定下一点:");
      getPoint.goWhile(
        (status2) => {
          if (status2 == 0) {
            const pt2 = getPoint.value();
            area2.addPoint(pt2);
          }
        },
        (status2) => {
          area2.isFill = true;
          area2.fillOpacity = 0.7;
          area2.fillColor = 6697540;
          mxdraw.MxFun.getCurrentDraw().addMxEntity(area2);
        }
      );
    });
  }
  function init$o() {
    mxdraw.MxFun.addCommand("BR_Comment", BR_Comment);
    mxdraw.MxFun.addCommand("BR_CheckDraw", BR_CheckDraw);
    mxdraw.MxFun.addCommand("BR_Arrow", BR_Arrow);
    mxdraw.MxFun.addCommand("BR_CloudLine", BR_CloudLine);
    mxdraw.MxFun.addCommand("BR_Print", BR_Print);
    mxdraw.MxFun.addCommand("BR_SaveAllMxEntity", BR_SaveAllMxEntity);
    mxdraw.MxFun.addCommand("BR_LoadAllMxEntity", BR_LoadAllMxEntity);
    mxdraw.MxFun.addCommand("BR_Area", BR_Area);
  }
  function Mx_Test_DrawLine() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("LineLayer");
    mxcad$1.drawLayer = "LineLayer";
    mxcad$1.drawLine(0, 0, 100, 0);
    mxcad$1.drawLine(200, 0, 300, 100);
    mxcad$1.addLinetype("MyLineType", "6,-10");
    mxcad$1.drawLinetype = "MyLineType";
    mxcad$1.drawLine(0, 30, 100, 30);
    mxcad$1.drawLine(200, 30, 300, 130);
    mxcad$1.drawColor = new mxcad2.McCmColor(0, 0, 255);
    mxcad$1.drawLine(0, 60, 100, 60);
    mxcad$1.drawLine(200, 60, 300, 160);
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 4;
    mxcad$1.drawLine(0, 90, 100, 90);
    mxcad$1.drawLine(200, 90, 300, 190);
    mxcad$1.addLinetype("MyLineType2", "10,-2,3,-2");
    mxcad$1.drawLinetype = "MyLineType2";
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 0, 0);
    mxcad$1.drawLine(0, 120, 100, 120);
    mxcad$1.drawLine(200, 120, 300, 220);
    mxcad$1.addTextStyle("MyLineTypeTextStyle", "txt.shx", "hztxt.shx", 1);
    mxcad$1.addLinetypeEx("MyLineType3", '(12.7,("T=MxDraw","S=2.54","L=-5.08","R=0.0","X=-2.54","Y=-1.27"),-10.08)', "MyLineTypeTextStyle");
    mxcad$1.drawLinetype = "MyLineType3";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.drawLine(350, 120, 600, 120);
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLineWidth = 4;
    mxcad$1.drawLine(350, 220, 600, 220);
    mxcad$1.zoomAll();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawArc() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("ArcLayer");
    mxcad$1.drawLayer = "ArcLayer";
    mxcad$1.drawArc(0, 1e3, 100, 30, 200);
    mxcad$1.addLinetype("ArcLineType", "30,-5,7,-7");
    mxcad$1.drawLinetype = "ArcLineType";
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 25, 0);
    mxcad$1.drawArc(300, 1e3, 100, 30, 200);
    mxcad$1.drawLineWidth = 15;
    mxcad$1.drawColorIndex = 255;
    mxcad$1.drawArc(600, 1e3, 100, 30, 200);
    mxcad$1.drawArc2(800, 1e3, 900, 1200, 1e3, 900);
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 40;
    mxcad$1.drawArc3(1200, 1e3, 1400, 1e3, 0.6);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawCircle() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("CircleLayer");
    mxcad$1.drawLayer = "CircleLayer";
    mxcad$1.drawCircle(0, 800, 120);
    mxcad$1.addLinetype("CircleLineType", "30,-5,7,-7");
    mxcad$1.drawLinetype = "CircleLineType";
    mxcad$1.drawColor = new mxcad2.McCmColor(0, 25, 255);
    mxcad$1.drawCircle(300, 800, 120);
    mxcad$1.addLinetype("CircleLineType", "30,-5,7,-7");
    mxcad$1.drawLinetype = "CircleLineType";
    mxcad$1.drawLineWidth = 40;
    mxcad$1.drawCircle(600, 800, 120);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawPolyline() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("PolylineLayer");
    mxcad$1.drawLayer = "PolylineLayer";
    mxcad$1.pathMoveTo(0, 300);
    mxcad$1.pathLineTo(100, 300);
    mxcad$1.pathLineTo(100, 400);
    mxcad$1.pathLineTo(0, 400);
    mxcad$1.pathMakeClosed();
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveTo(200, 300);
    mxcad$1.pathLineTo(300, 300);
    mxcad$1.pathLineTo(300, 400);
    mxcad$1.pathLineTo(200, 400);
    mxcad$1.pathMakeClosed();
    mxcad$1.addLinetype("MyLineType3", "30,-10");
    mxcad$1.drawLinetype = "MyLineType3";
    mxcad$1.drawColorIndex = 255;
    mxcad$1.drawLineWidth = 5;
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveTo(400, 300);
    mxcad$1.pathLineTo(500, 300);
    mxcad$1.pathLineTo(500, 400);
    mxcad$1.pathLineTo(400, 400);
    mxcad$1.pathMakeClosed();
    mxcad$1.drawLinetype = "";
    mxcad$1.drawColor = new mxcad2.McCmColor(0, 25, 255);
    mxcad$1.drawLineWidth = 10;
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveTo(400, 300);
    mxcad$1.pathLineTo(500, 300);
    mxcad$1.pathLineTo(500, 400);
    mxcad$1.pathLineTo(400, 400);
    mxcad$1.pathMakeClosed();
    mxcad$1.drawLinetype = "";
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 25, 0);
    mxcad$1.drawLineWidth = 10;
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveTo(600, 300);
    mxcad$1.pathLineTo(700, 300);
    mxcad$1.pathLineTo(700, 400);
    mxcad$1.pathLineTo(600, 400);
    mxcad$1.drawLinetype = "";
    mxcad$1.drawColor = new mxcad2.McCmColor(0, 255, 0);
    mxcad$1.drawLineWidth = 10;
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveTo(800, 300);
    mxcad$1.pathLineTo(900, 300);
    mxcad$1.pathLineTo(900, 400);
    mxcad$1.pathMakeClosed();
    mxcad$1.drawLinetype = "";
    mxcad$1.drawColor = new mxcad2.McCmColor(25, 255, 0);
    mxcad$1.drawLineWidth = 10;
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveToEx(1e3, 300, 10, 10, 0);
    mxcad$1.pathLineToEx(1e3, 500, 30, 0, 0);
    mxcad$1.pathLineTo(1e3, 580);
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveToEx(1200, 300, 10, 10, 0);
    mxcad$1.pathLineToEx(1200, 500, 30, 0, 0);
    mxcad$1.pathLineTo(1200, 580);
    mxcad$1.drawColor = new mxcad2.McCmColor(25, 255, 0);
    mxcad$1.drawLinetype = "MyLineType3";
    mxcad$1.drawPathToPolyline();
    mxcad$1.pathMoveToEx(1400, 300, 10, 10, -0.34);
    mxcad$1.pathLineToEx(1400, 500, 30, 0, 0.34);
    mxcad$1.pathLineTo(1400, 600);
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 255, 25);
    mxcad$1.drawLinetype = "MyLineType3";
    mxcad$1.drawPathToPolyline();
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawHatch() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("HatchLayer");
    mxcad$1.drawLayer = "HatchLayer";
    mxcad$1.pathMoveToEx(200, 3300, 0, 0, 0.3);
    mxcad$1.pathLineTo(300, 3300);
    mxcad$1.pathLineTo(300, 3400);
    mxcad$1.pathLineTo(200, 3300);
    mxcad$1.drawColor = new mxcad2.McCmColor(25, 255, 0);
    mxcad$1.drawPathToHatch(1);
    mxcad$1.pathMoveTo(150, 3300);
    mxcad$1.pathLineTo(250, 3300);
    mxcad$1.pathLineTo(250, 3400);
    mxcad$1.pathLineTo(150, 3300);
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 0, 0);
    mxcad$1.drawPathToHatch(1);
    mxcad$1.pathMoveToEx(440, 3310, 0, 0, 0);
    mxcad$1.pathLineTo(480, 3310);
    mxcad$1.pathLineTo(480, 3360);
    mxcad$1.pathLineTo(450, 3340);
    mxcad$1.pathMakeExclude(true);
    mxcad$1.pathMoveToEx(400, 3300, 0, 0, 0.3);
    mxcad$1.pathLineTo(500, 3300);
    mxcad$1.pathLineTo(500, 3400);
    mxcad$1.pathLineTo(400, 3300);
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 25, 0);
    mxcad$1.drawPathToHatch(1);
    mxcad$1.addPatternDefinition("MyHatchPattern1", "((45, 0,0, 0,0.125))");
    mxcad$1.drawPatternDefinition = "MyHatchPattern1";
    mxcad$1.pathMoveToEx(600, 3300, 0, 0, 0.3);
    mxcad$1.pathLineTo(700, 3300);
    mxcad$1.pathLineTo(700, 3400);
    mxcad$1.pathLineTo(600, 3300);
    mxcad$1.drawPathToHatch(100);
    mxcad$1.addPatternDefinition("MyHatchPattern2", "((45, 0,0, 0,0.25) (45, 0.176776695,0, 0,0.25, 0.125,-0.0625))");
    mxcad$1.drawPatternDefinition = "MyHatchPattern2";
    mxcad$1.pathMoveToEx(800, 3300, 0, 0, 0.3);
    mxcad$1.pathLineTo(900, 3300);
    mxcad$1.pathLineTo(900, 3400);
    mxcad$1.pathLineTo(800, 3300);
    mxcad$1.drawPathToHatch(100);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawText() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.addLayer("TextLayer");
    mxcad$1.drawLayer = "TextLayer";
    mxcad$1.drawText(0, 1900, "绘图控件文字测试", 100, 0, 0, 1);
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 25, 0);
    mxcad$1.drawText(3e3, 2100, "绘图控件文字测试", 100, -20, 2, 1);
    mxcad$1.addTextStyle("MyTextStyle", "italicc.shx", "gbcbig.shx", 0.7);
    mxcad$1.drawTextStyle = "MyTextStyle";
    mxcad$1.drawColor = new mxcad2.McCmColor(255, 0, 0);
    mxcad$1.drawText(0, 3e3, "绘图控件文字测试", 100, 0, 0, 1);
    mxcad$1.AddTureTypeTextStyle("MyTrueTypeTextStyle");
    mxcad$1.drawTextStyle = "MyTrueTypeTextStyle";
    mxcad$1.drawColor = new mxcad2.McCmColor(200, 255, 50);
    mxcad$1.drawText(0, 3500, "绘图控件TrueType文字测试", 100, 0, 0, 1);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_Ellipse() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("LineLayer");
    mxcad$1.drawLayer = "LineLayer";
    mxcad$1.drawEllipse(0, 1400, 100, 0, 0.7);
    mxcad$1.addLinetype("MyEllipseType", "6,-10");
    mxcad$1.drawLinetype = "MyEllipseType";
    mxcad$1.drawColor = new mxcad2.McCmColor(200, 0, 0);
    mxcad$1.drawEllipse(200, 1400, 80, 30, 0.5);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_EllipseArc() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("EllipseArcLayer");
    mxcad$1.drawLayer = "EllipseArcLayer";
    mxcad$1.drawEllipseArc(0, 1600, 80, 30, 0.4, 30, 200);
    mxcad$1.addLinetype("MyEllipseArcType", "6,-10");
    mxcad$1.drawLinetype = "MyEllipseArcType";
    mxcad$1.drawColor = new mxcad2.McCmColor(200, 200, 0);
    mxcad$1.drawEllipseArc(200, 1600, -80, 30, 0.5, 60, 300);
    mxcad$1.drawLinetype = "";
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_MText() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.addLayer("MtextLayer");
    mxcad$1.drawLayer = "MtextLayer";
    mxcad$1.drawTextStyle = "";
    mxcad$1.drawMText(0, -100, "控件:\\P多行文字测试", 50, 400, 0, 1);
    mxcad$1.zoomAll();
    mxcad$1.regen();
    mxcad$1.updateDisplay();
  }
  function Mx_ParamDrawLine(data) {
    if (!data || !data.param)
      return;
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.addLayer("LineLayer");
    mxcad$1.drawLayer = "LineLayer";
    mxcad$1.drawLine(data.param.x1, data.param.y1, data.param.x2, data.param.y2);
    mxcad$1.zoomAll();
    mxcad$1.updateDisplay();
    mxdraw.MxFun.postMessageToParentFrame({ cmd: "Mx_ParamDrawLine", message: "ok" });
  }
  function Mx_Test_Text() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.drawText(
      350831.77,
      1940511845e-2,
      "1.034",
      10,
      0,
      mxcad2.McDb.TextHorzMode.kTextLeft,
      mxcad2.McDb.TextVertMode.kTextVertMid
    );
    mxcad$1.zoomAll();
    mxcad$1.regen(100);
  }
  function Mx_Test_DimAligned() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.addDimStyle("MyDimStyle", "41,0.18,141,0.09,40,200", "77,1,271,3", "", "");
    mxcad$1.drawDimStyle = "MyDimStyle";
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.drawDimAligned(0, 4e3, 300, 4500, 150, 4600);
    mxcad$1.zoomAll();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawDimRotated() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.addDimStyle("MyDimStyle", "41,0.18,141,0.09,40,200", "77,1,271,3", "", "");
    mxcad$1.drawDimStyle = "MyDimStyle";
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.drawDimRotated(0, 7e3, 600, 7e3, 250, 7050, 0);
    mxcad$1.drawDimRotated(0, 7200, 0, 7600, 150, 7300, 0.771);
    mxcad$1.zoomAll();
    mxcad$1.updateDisplay();
  }
  function Mx_Test_DrawDimAngular() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.newFile();
    mxcad$1.addDimStyle("MyDimStyle2", "41,0.18,141,0.09,40,200", "77,1,271,3", "", "");
    mxcad$1.drawDimStyle = "MyDimStyle2";
    mxcad$1.drawColorIndex = 0;
    mxcad$1.drawLinetype = "";
    mxcad$1.drawLineWidth = 0;
    mxcad$1.drawDimAngular(500, 5e3, 0, 5500, 1e3, 5500, 500, 5500);
    mxcad$1.zoomAll();
    mxcad$1.updateDisplay();
  }
  function init$n() {
    mxdraw.MxFun.addCommand("Mx_Test_DrawLine", Mx_Test_DrawLine);
    mxdraw.MxFun.addCommand("Mx_Test_DrawArc", Mx_Test_DrawArc);
    mxdraw.MxFun.addCommand("Mx_Test_DrawCircle", Mx_Test_DrawCircle);
    mxdraw.MxFun.addCommand("Mx_Test_DrawPolyline", Mx_Test_DrawPolyline);
    mxdraw.MxFun.addCommand("Mx_Test_DrawHatch", Mx_Test_DrawHatch);
    mxdraw.MxFun.addCommand("Mx_Test_DrawText", Mx_Test_DrawText);
    mxdraw.MxFun.addCommand("Mx_Test_Ellipse", Mx_Test_Ellipse);
    mxdraw.MxFun.addCommand("Mx_Test_EllipseArc", Mx_Test_EllipseArc);
    mxdraw.MxFun.addCommand("Mx_Test_MText", Mx_Test_MText);
    mxdraw.MxFun.addCommand("Mx_Test_Text", Mx_Test_Text);
    mxdraw.MxFun.addCommand("Mx_ParamDrawLine", Mx_ParamDrawLine);
    mxdraw.MxFun.addCommand("Mx_Test_DimAligned", Mx_Test_DimAligned);
    mxdraw.MxFun.addCommand("Mx_Test_DrawDimRotated", Mx_Test_DrawDimRotated);
    mxdraw.MxFun.addCommand("Mx_Test_DrawDimAngular", Mx_Test_DrawDimAngular);
  }
  if (Number.EPSILON === void 0) {
    Number.EPSILON = Math.pow(2, -52);
  }
  if (Number.isInteger === void 0) {
    Number.isInteger = function(value) {
      return typeof value === "number" && isFinite(value) && Math.floor(value) === value;
    };
  }
  if (Math.sign === void 0) {
    Math.sign = function(x) {
      return x < 0 ? -1 : x > 0 ? 1 : +x;
    };
  }
  if ("name" in Function.prototype === false) {
    Object.defineProperty(Function.prototype, "name", {
      get: function() {
        return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1];
      }
    });
  }
  if (Object.assign === void 0) {
    Object.assign = function(target) {
      if (target === void 0 || target === null) {
        throw new TypeError("Cannot convert undefined or null to object");
      }
      var output = Object(target);
      for (var index = 1; index < arguments.length; index++) {
        var source = arguments[index];
        if (source !== void 0 && source !== null) {
          for (var nextKey in source) {
            if (Object.prototype.hasOwnProperty.call(source, nextKey)) {
              output[nextKey] = source[nextKey];
            }
          }
        }
      }
      return output;
    };
  }
  var REVISION = "113";
  var CullFaceNone = 0;
  var CullFaceBack = 1;
  var CullFaceFront = 2;
  var PCFShadowMap = 1;
  var PCFSoftShadowMap = 2;
  var VSMShadowMap = 3;
  var FrontSide = 0;
  var BackSide = 1;
  var DoubleSide = 2;
  var FlatShading = 1;
  var NoColors = 0;
  var FaceColors = 1;
  var VertexColors = 2;
  var NoBlending = 0;
  var NormalBlending = 1;
  var AdditiveBlending = 2;
  var SubtractiveBlending = 3;
  var MultiplyBlending = 4;
  var CustomBlending = 5;
  var AddEquation = 100;
  var SubtractEquation = 101;
  var ReverseSubtractEquation = 102;
  var MinEquation = 103;
  var MaxEquation = 104;
  var ZeroFactor = 200;
  var OneFactor = 201;
  var SrcColorFactor = 202;
  var OneMinusSrcColorFactor = 203;
  var SrcAlphaFactor = 204;
  var OneMinusSrcAlphaFactor = 205;
  var DstAlphaFactor = 206;
  var OneMinusDstAlphaFactor = 207;
  var DstColorFactor = 208;
  var OneMinusDstColorFactor = 209;
  var SrcAlphaSaturateFactor = 210;
  var NeverDepth = 0;
  var AlwaysDepth = 1;
  var LessDepth = 2;
  var LessEqualDepth = 3;
  var EqualDepth = 4;
  var GreaterEqualDepth = 5;
  var GreaterDepth = 6;
  var NotEqualDepth = 7;
  var MultiplyOperation = 0;
  var MixOperation = 1;
  var AddOperation = 2;
  var NoToneMapping = 0;
  var LinearToneMapping = 1;
  var ReinhardToneMapping = 2;
  var Uncharted2ToneMapping = 3;
  var CineonToneMapping = 4;
  var ACESFilmicToneMapping = 5;
  var UVMapping = 300;
  var CubeReflectionMapping = 301;
  var CubeRefractionMapping = 302;
  var EquirectangularReflectionMapping = 303;
  var EquirectangularRefractionMapping = 304;
  var SphericalReflectionMapping = 305;
  var CubeUVReflectionMapping = 306;
  var CubeUVRefractionMapping = 307;
  var RepeatWrapping = 1e3;
  var ClampToEdgeWrapping = 1001;
  var MirroredRepeatWrapping = 1002;
  var NearestFilter = 1003;
  var NearestMipmapNearestFilter = 1004;
  var NearestMipmapLinearFilter = 1005;
  var LinearFilter = 1006;
  var LinearMipmapNearestFilter = 1007;
  var LinearMipmapLinearFilter = 1008;
  var UnsignedByteType = 1009;
  var ByteType = 1010;
  var ShortType = 1011;
  var UnsignedShortType = 1012;
  var IntType = 1013;
  var UnsignedIntType = 1014;
  var FloatType = 1015;
  var HalfFloatType = 1016;
  var UnsignedShort4444Type = 1017;
  var UnsignedShort5551Type = 1018;
  var UnsignedShort565Type = 1019;
  var UnsignedInt248Type = 1020;
  var AlphaFormat = 1021;
  var RGBFormat = 1022;
  var RGBAFormat = 1023;
  var LuminanceFormat = 1024;
  var LuminanceAlphaFormat = 1025;
  var RGBEFormat = RGBAFormat;
  var DepthFormat = 1026;
  var DepthStencilFormat = 1027;
  var RedFormat = 1028;
  var RedIntegerFormat = 1029;
  var RGFormat = 1030;
  var RGIntegerFormat = 1031;
  var RGBIntegerFormat = 1032;
  var RGBAIntegerFormat = 1033;
  var RGB_S3TC_DXT1_Format = 33776;
  var RGBA_S3TC_DXT1_Format = 33777;
  var RGBA_S3TC_DXT3_Format = 33778;
  var RGBA_S3TC_DXT5_Format = 33779;
  var RGB_PVRTC_4BPPV1_Format = 35840;
  var RGB_PVRTC_2BPPV1_Format = 35841;
  var RGBA_PVRTC_4BPPV1_Format = 35842;
  var RGBA_PVRTC_2BPPV1_Format = 35843;
  var RGB_ETC1_Format = 36196;
  var RGBA_ASTC_4x4_Format = 37808;
  var RGBA_ASTC_5x4_Format = 37809;
  var RGBA_ASTC_5x5_Format = 37810;
  var RGBA_ASTC_6x5_Format = 37811;
  var RGBA_ASTC_6x6_Format = 37812;
  var RGBA_ASTC_8x5_Format = 37813;
  var RGBA_ASTC_8x6_Format = 37814;
  var RGBA_ASTC_8x8_Format = 37815;
  var RGBA_ASTC_10x5_Format = 37816;
  var RGBA_ASTC_10x6_Format = 37817;
  var RGBA_ASTC_10x8_Format = 37818;
  var RGBA_ASTC_10x10_Format = 37819;
  var RGBA_ASTC_12x10_Format = 37820;
  var RGBA_ASTC_12x12_Format = 37821;
  var LoopOnce = 2200;
  var LoopRepeat = 2201;
  var LoopPingPong = 2202;
  var InterpolateDiscrete = 2300;
  var InterpolateLinear = 2301;
  var InterpolateSmooth = 2302;
  var ZeroCurvatureEnding = 2400;
  var ZeroSlopeEnding = 2401;
  var WrapAroundEnding = 2402;
  var TrianglesDrawMode = 0;
  var TriangleStripDrawMode = 1;
  var TriangleFanDrawMode = 2;
  var LinearEncoding = 3e3;
  var sRGBEncoding = 3001;
  var GammaEncoding = 3007;
  var RGBEEncoding = 3002;
  var LogLuvEncoding = 3003;
  var RGBM7Encoding = 3004;
  var RGBM16Encoding = 3005;
  var RGBDEncoding = 3006;
  var BasicDepthPacking = 3200;
  var RGBADepthPacking = 3201;
  var TangentSpaceNormalMap = 0;
  var ObjectSpaceNormalMap = 1;
  var KeepStencilOp = 7680;
  var AlwaysStencilFunc = 519;
  var StaticDrawUsage = 35044;
  var DynamicDrawUsage = 35048;
  function EventDispatcher() {
  }
  Object.assign(EventDispatcher.prototype, {
    addEventListener: function(type, listener) {
      if (this._listeners === void 0)
        this._listeners = {};
      var listeners = this._listeners;
      if (listeners[type] === void 0) {
        listeners[type] = [];
      }
      if (listeners[type].indexOf(listener) === -1) {
        listeners[type].push(listener);
      }
    },
    hasEventListener: function(type, listener) {
      if (this._listeners === void 0)
        return false;
      var listeners = this._listeners;
      return listeners[type] !== void 0 && listeners[type].indexOf(listener) !== -1;
    },
    removeEventListener: function(type, listener) {
      if (this._listeners === void 0)
        return;
      var listeners = this._listeners;
      var listenerArray = listeners[type];
      if (listenerArray !== void 0) {
        var index = listenerArray.indexOf(listener);
        if (index !== -1) {
          listenerArray.splice(index, 1);
        }
      }
    },
    dispatchEvent: function(event) {
      if (this._listeners === void 0)
        return;
      var listeners = this._listeners;
      var listenerArray = listeners[event.type];
      if (listenerArray !== void 0) {
        event.target = this;
        var array = listenerArray.slice(0);
        for (var i2 = 0, l = array.length; i2 < l; i2++) {
          array[i2].call(this, event);
        }
      }
    }
  });
  var _lut = [];
  for (var i = 0; i < 256; i++) {
    _lut[i] = (i < 16 ? "0" : "") + i.toString(16);
  }
  var MathUtils = {
    DEG2RAD: Math.PI / 180,
    RAD2DEG: 180 / Math.PI,
    generateUUID: function() {
      var d0 = Math.random() * 4294967295 | 0;
      var d1 = Math.random() * 4294967295 | 0;
      var d2 = Math.random() * 4294967295 | 0;
      var d3 = Math.random() * 4294967295 | 0;
      var uuid = _lut[d0 & 255] + _lut[d0 >> 8 & 255] + _lut[d0 >> 16 & 255] + _lut[d0 >> 24 & 255] + "-" + _lut[d1 & 255] + _lut[d1 >> 8 & 255] + "-" + _lut[d1 >> 16 & 15 | 64] + _lut[d1 >> 24 & 255] + "-" + _lut[d2 & 63 | 128] + _lut[d2 >> 8 & 255] + "-" + _lut[d2 >> 16 & 255] + _lut[d2 >> 24 & 255] + _lut[d3 & 255] + _lut[d3 >> 8 & 255] + _lut[d3 >> 16 & 255] + _lut[d3 >> 24 & 255];
      return uuid.toUpperCase();
    },
    clamp: function(value, min, max) {
      return Math.max(min, Math.min(max, value));
    },
    // compute euclidian modulo of m % n
    // https://en.wikipedia.org/wiki/Modulo_operation
    euclideanModulo: function(n, m) {
      return (n % m + m) % m;
    },
    // Linear mapping from range <a1, a2> to range <b1, b2>
    mapLinear: function(x, a1, a2, b1, b2) {
      return b1 + (x - a1) * (b2 - b1) / (a2 - a1);
    },
    // https://en.wikipedia.org/wiki/Linear_interpolation
    lerp: function(x, y, t) {
      return (1 - t) * x + t * y;
    },
    // http://en.wikipedia.org/wiki/Smoothstep
    smoothstep: function(x, min, max) {
      if (x <= min)
        return 0;
      if (x >= max)
        return 1;
      x = (x - min) / (max - min);
      return x * x * (3 - 2 * x);
    },
    smootherstep: function(x, min, max) {
      if (x <= min)
        return 0;
      if (x >= max)
        return 1;
      x = (x - min) / (max - min);
      return x * x * x * (x * (x * 6 - 15) + 10);
    },
    // Random integer from <low, high> interval
    randInt: function(low, high) {
      return low + Math.floor(Math.random() * (high - low + 1));
    },
    // Random float from <low, high> interval
    randFloat: function(low, high) {
      return low + Math.random() * (high - low);
    },
    // Random float from <-range/2, range/2> interval
    randFloatSpread: function(range) {
      return range * (0.5 - Math.random());
    },
    degToRad: function(degrees) {
      return degrees * MathUtils.DEG2RAD;
    },
    radToDeg: function(radians) {
      return radians * MathUtils.RAD2DEG;
    },
    isPowerOfTwo: function(value) {
      return (value & value - 1) === 0 && value !== 0;
    },
    ceilPowerOfTwo: function(value) {
      return Math.pow(2, Math.ceil(Math.log(value) / Math.LN2));
    },
    floorPowerOfTwo: function(value) {
      return Math.pow(2, Math.floor(Math.log(value) / Math.LN2));
    },
    setQuaternionFromProperEuler: function(q, a, b, c, order) {
      var cos = Math.cos;
      var sin = Math.sin;
      var c2 = cos(b / 2);
      var s2 = sin(b / 2);
      var c13 = cos((a + c) / 2);
      var s13 = sin((a + c) / 2);
      var c1_3 = cos((a - c) / 2);
      var s1_3 = sin((a - c) / 2);
      var c3_1 = cos((c - a) / 2);
      var s3_1 = sin((c - a) / 2);
      if (order === "XYX") {
        q.set(c2 * s13, s2 * c1_3, s2 * s1_3, c2 * c13);
      } else if (order === "YZY") {
        q.set(s2 * s1_3, c2 * s13, s2 * c1_3, c2 * c13);
      } else if (order === "ZXZ") {
        q.set(s2 * c1_3, s2 * s1_3, c2 * s13, c2 * c13);
      } else if (order === "XZX") {
        q.set(c2 * s13, s2 * s3_1, s2 * c3_1, c2 * c13);
      } else if (order === "YXY") {
        q.set(s2 * c3_1, c2 * s13, s2 * s3_1, c2 * c13);
      } else if (order === "ZYZ") {
        q.set(s2 * s3_1, s2 * c3_1, c2 * s13, c2 * c13);
      } else {
        console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order.");
      }
    }
  };
  function Vector2(x, y) {
    this.x = x || 0;
    this.y = y || 0;
  }
  Object.defineProperties(Vector2.prototype, {
    "width": {
      get: function() {
        return this.x;
      },
      set: function(value) {
        this.x = value;
      }
    },
    "height": {
      get: function() {
        return this.y;
      },
      set: function(value) {
        this.y = value;
      }
    }
  });
  Object.assign(Vector2.prototype, {
    isVector2: true,
    set: function(x, y) {
      this.x = x;
      this.y = y;
      return this;
    },
    setScalar: function(scalar) {
      this.x = scalar;
      this.y = scalar;
      return this;
    },
    setX: function(x) {
      this.x = x;
      return this;
    },
    setY: function(y) {
      this.y = y;
      return this;
    },
    setComponent: function(index, value) {
      switch (index) {
        case 0:
          this.x = value;
          break;
        case 1:
          this.y = value;
          break;
        default:
          throw new Error("index is out of range: " + index);
      }
      return this;
    },
    getComponent: function(index) {
      switch (index) {
        case 0:
          return this.x;
        case 1:
          return this.y;
        default:
          throw new Error("index is out of range: " + index);
      }
    },
    clone: function() {
      return new this.constructor(this.x, this.y);
    },
    copy: function(v) {
      this.x = v.x;
      this.y = v.y;
      return this;
    },
    add: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.");
        return this.addVectors(v, w);
      }
      this.x += v.x;
      this.y += v.y;
      return this;
    },
    addScalar: function(s) {
      this.x += s;
      this.y += s;
      return this;
    },
    addVectors: function(a, b) {
      this.x = a.x + b.x;
      this.y = a.y + b.y;
      return this;
    },
    addScaledVector: function(v, s) {
      this.x += v.x * s;
      this.y += v.y * s;
      return this;
    },
    sub: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.");
        return this.subVectors(v, w);
      }
      this.x -= v.x;
      this.y -= v.y;
      return this;
    },
    subScalar: function(s) {
      this.x -= s;
      this.y -= s;
      return this;
    },
    subVectors: function(a, b) {
      this.x = a.x - b.x;
      this.y = a.y - b.y;
      return this;
    },
    multiply: function(v) {
      this.x *= v.x;
      this.y *= v.y;
      return this;
    },
    multiplyScalar: function(scalar) {
      this.x *= scalar;
      this.y *= scalar;
      return this;
    },
    divide: function(v) {
      this.x /= v.x;
      this.y /= v.y;
      return this;
    },
    divideScalar: function(scalar) {
      return this.multiplyScalar(1 / scalar);
    },
    applyMatrix3: function(m) {
      var x = this.x, y = this.y;
      var e = m.elements;
      this.x = e[0] * x + e[3] * y + e[6];
      this.y = e[1] * x + e[4] * y + e[7];
      return this;
    },
    min: function(v) {
      this.x = Math.min(this.x, v.x);
      this.y = Math.min(this.y, v.y);
      return this;
    },
    max: function(v) {
      this.x = Math.max(this.x, v.x);
      this.y = Math.max(this.y, v.y);
      return this;
    },
    clamp: function(min, max) {
      this.x = Math.max(min.x, Math.min(max.x, this.x));
      this.y = Math.max(min.y, Math.min(max.y, this.y));
      return this;
    },
    clampScalar: function(minVal, maxVal) {
      this.x = Math.max(minVal, Math.min(maxVal, this.x));
      this.y = Math.max(minVal, Math.min(maxVal, this.y));
      return this;
    },
    clampLength: function(min, max) {
      var length = this.length();
      return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
    },
    floor: function() {
      this.x = Math.floor(this.x);
      this.y = Math.floor(this.y);
      return this;
    },
    ceil: function() {
      this.x = Math.ceil(this.x);
      this.y = Math.ceil(this.y);
      return this;
    },
    round: function() {
      this.x = Math.round(this.x);
      this.y = Math.round(this.y);
      return this;
    },
    roundToZero: function() {
      this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x);
      this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y);
      return this;
    },
    negate: function() {
      this.x = -this.x;
      this.y = -this.y;
      return this;
    },
    dot: function(v) {
      return this.x * v.x + this.y * v.y;
    },
    cross: function(v) {
      return this.x * v.y - this.y * v.x;
    },
    lengthSq: function() {
      return this.x * this.x + this.y * this.y;
    },
    length: function() {
      return Math.sqrt(this.x * this.x + this.y * this.y);
    },
    manhattanLength: function() {
      return Math.abs(this.x) + Math.abs(this.y);
    },
    normalize: function() {
      return this.divideScalar(this.length() || 1);
    },
    angle: function() {
      var angle = Math.atan2(this.y, this.x);
      if (angle < 0)
        angle += 2 * Math.PI;
      return angle;
    },
    distanceTo: function(v) {
      return Math.sqrt(this.distanceToSquared(v));
    },
    distanceToSquared: function(v) {
      var dx = this.x - v.x, dy = this.y - v.y;
      return dx * dx + dy * dy;
    },
    manhattanDistanceTo: function(v) {
      return Math.abs(this.x - v.x) + Math.abs(this.y - v.y);
    },
    setLength: function(length) {
      return this.normalize().multiplyScalar(length);
    },
    lerp: function(v, alpha) {
      this.x += (v.x - this.x) * alpha;
      this.y += (v.y - this.y) * alpha;
      return this;
    },
    lerpVectors: function(v1, v2, alpha) {
      return this.subVectors(v2, v1).multiplyScalar(alpha).add(v1);
    },
    equals: function(v) {
      return v.x === this.x && v.y === this.y;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      this.x = array[offset];
      this.y = array[offset + 1];
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this.x;
      array[offset + 1] = this.y;
      return array;
    },
    fromBufferAttribute: function(attribute, index, offset) {
      if (offset !== void 0) {
        console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute().");
      }
      this.x = attribute.getX(index);
      this.y = attribute.getY(index);
      return this;
    },
    rotateAround: function(center, angle) {
      var c = Math.cos(angle), s = Math.sin(angle);
      var x = this.x - center.x;
      var y = this.y - center.y;
      this.x = x * c - y * s + center.x;
      this.y = x * s + y * c + center.y;
      return this;
    }
  });
  function Matrix3() {
    this.elements = [
      1,
      0,
      0,
      0,
      1,
      0,
      0,
      0,
      1
    ];
    if (arguments.length > 0) {
      console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.");
    }
  }
  Object.assign(Matrix3.prototype, {
    isMatrix3: true,
    set: function(n11, n12, n13, n21, n22, n23, n31, n32, n33) {
      var te = this.elements;
      te[0] = n11;
      te[1] = n21;
      te[2] = n31;
      te[3] = n12;
      te[4] = n22;
      te[5] = n32;
      te[6] = n13;
      te[7] = n23;
      te[8] = n33;
      return this;
    },
    identity: function() {
      this.set(
        1,
        0,
        0,
        0,
        1,
        0,
        0,
        0,
        1
      );
      return this;
    },
    clone: function() {
      return new this.constructor().fromArray(this.elements);
    },
    copy: function(m) {
      var te = this.elements;
      var me = m.elements;
      te[0] = me[0];
      te[1] = me[1];
      te[2] = me[2];
      te[3] = me[3];
      te[4] = me[4];
      te[5] = me[5];
      te[6] = me[6];
      te[7] = me[7];
      te[8] = me[8];
      return this;
    },
    setFromMatrix4: function(m) {
      var me = m.elements;
      this.set(
        me[0],
        me[4],
        me[8],
        me[1],
        me[5],
        me[9],
        me[2],
        me[6],
        me[10]
      );
      return this;
    },
    multiply: function(m) {
      return this.multiplyMatrices(this, m);
    },
    premultiply: function(m) {
      return this.multiplyMatrices(m, this);
    },
    multiplyMatrices: function(a, b) {
      var ae = a.elements;
      var be = b.elements;
      var te = this.elements;
      var a11 = ae[0], a12 = ae[3], a13 = ae[6];
      var a21 = ae[1], a22 = ae[4], a23 = ae[7];
      var a31 = ae[2], a32 = ae[5], a33 = ae[8];
      var b11 = be[0], b12 = be[3], b13 = be[6];
      var b21 = be[1], b22 = be[4], b23 = be[7];
      var b31 = be[2], b32 = be[5], b33 = be[8];
      te[0] = a11 * b11 + a12 * b21 + a13 * b31;
      te[3] = a11 * b12 + a12 * b22 + a13 * b32;
      te[6] = a11 * b13 + a12 * b23 + a13 * b33;
      te[1] = a21 * b11 + a22 * b21 + a23 * b31;
      te[4] = a21 * b12 + a22 * b22 + a23 * b32;
      te[7] = a21 * b13 + a22 * b23 + a23 * b33;
      te[2] = a31 * b11 + a32 * b21 + a33 * b31;
      te[5] = a31 * b12 + a32 * b22 + a33 * b32;
      te[8] = a31 * b13 + a32 * b23 + a33 * b33;
      return this;
    },
    multiplyScalar: function(s) {
      var te = this.elements;
      te[0] *= s;
      te[3] *= s;
      te[6] *= s;
      te[1] *= s;
      te[4] *= s;
      te[7] *= s;
      te[2] *= s;
      te[5] *= s;
      te[8] *= s;
      return this;
    },
    determinant: function() {
      var te = this.elements;
      var a = te[0], b = te[1], c = te[2], d = te[3], e = te[4], f = te[5], g = te[6], h = te[7], i2 = te[8];
      return a * e * i2 - a * f * h - b * d * i2 + b * f * g + c * d * h - c * e * g;
    },
    getInverse: function(matrix, throwOnDegenerate) {
      if (matrix && matrix.isMatrix4) {
        console.error("THREE.Matrix3: .getInverse() no longer takes a Matrix4 argument.");
      }
      var me = matrix.elements, te = this.elements, n11 = me[0], n21 = me[1], n31 = me[2], n12 = me[3], n22 = me[4], n32 = me[5], n13 = me[6], n23 = me[7], n33 = me[8], t11 = n33 * n22 - n32 * n23, t12 = n32 * n13 - n33 * n12, t13 = n23 * n12 - n22 * n13, det = n11 * t11 + n21 * t12 + n31 * t13;
      if (det === 0) {
        var msg = "THREE.Matrix3: .getInverse() can't invert matrix, determinant is 0";
        if (throwOnDegenerate === true) {
          throw new Error(msg);
        } else {
          console.warn(msg);
        }
        return this.identity();
      }
      var detInv = 1 / det;
      te[0] = t11 * detInv;
      te[1] = (n31 * n23 - n33 * n21) * detInv;
      te[2] = (n32 * n21 - n31 * n22) * detInv;
      te[3] = t12 * detInv;
      te[4] = (n33 * n11 - n31 * n13) * detInv;
      te[5] = (n31 * n12 - n32 * n11) * detInv;
      te[6] = t13 * detInv;
      te[7] = (n21 * n13 - n23 * n11) * detInv;
      te[8] = (n22 * n11 - n21 * n12) * detInv;
      return this;
    },
    transpose: function() {
      var tmp2, m = this.elements;
      tmp2 = m[1];
      m[1] = m[3];
      m[3] = tmp2;
      tmp2 = m[2];
      m[2] = m[6];
      m[6] = tmp2;
      tmp2 = m[5];
      m[5] = m[7];
      m[7] = tmp2;
      return this;
    },
    getNormalMatrix: function(matrix4) {
      return this.setFromMatrix4(matrix4).getInverse(this).transpose();
    },
    transposeIntoArray: function(r) {
      var m = this.elements;
      r[0] = m[0];
      r[1] = m[3];
      r[2] = m[6];
      r[3] = m[1];
      r[4] = m[4];
      r[5] = m[7];
      r[6] = m[2];
      r[7] = m[5];
      r[8] = m[8];
      return this;
    },
    setUvTransform: function(tx, ty, sx, sy, rotation, cx, cy) {
      var c = Math.cos(rotation);
      var s = Math.sin(rotation);
      this.set(
        sx * c,
        sx * s,
        -sx * (c * cx + s * cy) + cx + tx,
        -sy * s,
        sy * c,
        -sy * (-s * cx + c * cy) + cy + ty,
        0,
        0,
        1
      );
    },
    scale: function(sx, sy) {
      var te = this.elements;
      te[0] *= sx;
      te[3] *= sx;
      te[6] *= sx;
      te[1] *= sy;
      te[4] *= sy;
      te[7] *= sy;
      return this;
    },
    rotate: function(theta) {
      var c = Math.cos(theta);
      var s = Math.sin(theta);
      var te = this.elements;
      var a11 = te[0], a12 = te[3], a13 = te[6];
      var a21 = te[1], a22 = te[4], a23 = te[7];
      te[0] = c * a11 + s * a21;
      te[3] = c * a12 + s * a22;
      te[6] = c * a13 + s * a23;
      te[1] = -s * a11 + c * a21;
      te[4] = -s * a12 + c * a22;
      te[7] = -s * a13 + c * a23;
      return this;
    },
    translate: function(tx, ty) {
      var te = this.elements;
      te[0] += tx * te[2];
      te[3] += tx * te[5];
      te[6] += tx * te[8];
      te[1] += ty * te[2];
      te[4] += ty * te[5];
      te[7] += ty * te[8];
      return this;
    },
    equals: function(matrix) {
      var te = this.elements;
      var me = matrix.elements;
      for (var i2 = 0; i2 < 9; i2++) {
        if (te[i2] !== me[i2])
          return false;
      }
      return true;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      for (var i2 = 0; i2 < 9; i2++) {
        this.elements[i2] = array[i2 + offset];
      }
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      var te = this.elements;
      array[offset] = te[0];
      array[offset + 1] = te[1];
      array[offset + 2] = te[2];
      array[offset + 3] = te[3];
      array[offset + 4] = te[4];
      array[offset + 5] = te[5];
      array[offset + 6] = te[6];
      array[offset + 7] = te[7];
      array[offset + 8] = te[8];
      return array;
    }
  });
  var _canvas;
  var ImageUtils = {
    getDataURL: function(image) {
      var canvas;
      if (typeof HTMLCanvasElement == "undefined") {
        return image.src;
      } else if (image instanceof HTMLCanvasElement) {
        canvas = image;
      } else {
        if (_canvas === void 0)
          _canvas = document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
        _canvas.width = image.width;
        _canvas.height = image.height;
        var context = _canvas.getContext("2d");
        if (image instanceof ImageData) {
          context.putImageData(image, 0, 0);
        } else {
          context.drawImage(image, 0, 0, image.width, image.height);
        }
        canvas = _canvas;
      }
      if (canvas.width > 2048 || canvas.height > 2048) {
        return canvas.toDataURL("image/jpeg", 0.6);
      } else {
        return canvas.toDataURL("image/png");
      }
    }
  };
  var textureId = 0;
  function Texture(image, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding) {
    Object.defineProperty(this, "id", { value: textureId++ });
    this.uuid = MathUtils.generateUUID();
    this.name = "";
    this.image = image !== void 0 ? image : Texture.DEFAULT_IMAGE;
    this.mipmaps = [];
    this.mapping = mapping !== void 0 ? mapping : Texture.DEFAULT_MAPPING;
    this.wrapS = wrapS !== void 0 ? wrapS : ClampToEdgeWrapping;
    this.wrapT = wrapT !== void 0 ? wrapT : ClampToEdgeWrapping;
    this.magFilter = magFilter !== void 0 ? magFilter : LinearFilter;
    this.minFilter = minFilter !== void 0 ? minFilter : LinearMipmapLinearFilter;
    this.anisotropy = anisotropy !== void 0 ? anisotropy : 1;
    this.format = format !== void 0 ? format : RGBAFormat;
    this.internalFormat = null;
    this.type = type !== void 0 ? type : UnsignedByteType;
    this.offset = new Vector2(0, 0);
    this.repeat = new Vector2(1, 1);
    this.center = new Vector2(0, 0);
    this.rotation = 0;
    this.matrixAutoUpdate = true;
    this.matrix = new Matrix3();
    this.generateMipmaps = true;
    this.premultiplyAlpha = false;
    this.flipY = true;
    this.unpackAlignment = 4;
    this.encoding = encoding !== void 0 ? encoding : LinearEncoding;
    this.version = 0;
    this.onUpdate = null;
  }
  Texture.DEFAULT_IMAGE = void 0;
  Texture.DEFAULT_MAPPING = UVMapping;
  Texture.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: Texture,
    isTexture: true,
    updateMatrix: function() {
      this.matrix.setUvTransform(this.offset.x, this.offset.y, this.repeat.x, this.repeat.y, this.rotation, this.center.x, this.center.y);
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(source) {
      this.name = source.name;
      this.image = source.image;
      this.mipmaps = source.mipmaps.slice(0);
      this.mapping = source.mapping;
      this.wrapS = source.wrapS;
      this.wrapT = source.wrapT;
      this.magFilter = source.magFilter;
      this.minFilter = source.minFilter;
      this.anisotropy = source.anisotropy;
      this.format = source.format;
      this.internalFormat = source.internalFormat;
      this.type = source.type;
      this.offset.copy(source.offset);
      this.repeat.copy(source.repeat);
      this.center.copy(source.center);
      this.rotation = source.rotation;
      this.matrixAutoUpdate = source.matrixAutoUpdate;
      this.matrix.copy(source.matrix);
      this.generateMipmaps = source.generateMipmaps;
      this.premultiplyAlpha = source.premultiplyAlpha;
      this.flipY = source.flipY;
      this.unpackAlignment = source.unpackAlignment;
      this.encoding = source.encoding;
      return this;
    },
    toJSON: function(meta) {
      var isRootObject = meta === void 0 || typeof meta === "string";
      if (!isRootObject && meta.textures[this.uuid] !== void 0) {
        return meta.textures[this.uuid];
      }
      var output = {
        metadata: {
          version: 4.5,
          type: "Texture",
          generator: "Texture.toJSON"
        },
        uuid: this.uuid,
        name: this.name,
        mapping: this.mapping,
        repeat: [this.repeat.x, this.repeat.y],
        offset: [this.offset.x, this.offset.y],
        center: [this.center.x, this.center.y],
        rotation: this.rotation,
        wrap: [this.wrapS, this.wrapT],
        format: this.format,
        type: this.type,
        encoding: this.encoding,
        minFilter: this.minFilter,
        magFilter: this.magFilter,
        anisotropy: this.anisotropy,
        flipY: this.flipY,
        premultiplyAlpha: this.premultiplyAlpha,
        unpackAlignment: this.unpackAlignment
      };
      if (this.image !== void 0) {
        var image = this.image;
        if (image.uuid === void 0) {
          image.uuid = MathUtils.generateUUID();
        }
        if (!isRootObject && meta.images[image.uuid] === void 0) {
          var url;
          if (Array.isArray(image)) {
            url = [];
            for (var i2 = 0, l = image.length; i2 < l; i2++) {
              url.push(ImageUtils.getDataURL(image[i2]));
            }
          } else {
            url = ImageUtils.getDataURL(image);
          }
          meta.images[image.uuid] = {
            uuid: image.uuid,
            url
          };
        }
        output.image = image.uuid;
      }
      if (!isRootObject) {
        meta.textures[this.uuid] = output;
      }
      return output;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    },
    transformUv: function(uv) {
      if (this.mapping !== UVMapping)
        return uv;
      uv.applyMatrix3(this.matrix);
      if (uv.x < 0 || uv.x > 1) {
        switch (this.wrapS) {
          case RepeatWrapping:
            uv.x = uv.x - Math.floor(uv.x);
            break;
          case ClampToEdgeWrapping:
            uv.x = uv.x < 0 ? 0 : 1;
            break;
          case MirroredRepeatWrapping:
            if (Math.abs(Math.floor(uv.x) % 2) === 1) {
              uv.x = Math.ceil(uv.x) - uv.x;
            } else {
              uv.x = uv.x - Math.floor(uv.x);
            }
            break;
        }
      }
      if (uv.y < 0 || uv.y > 1) {
        switch (this.wrapT) {
          case RepeatWrapping:
            uv.y = uv.y - Math.floor(uv.y);
            break;
          case ClampToEdgeWrapping:
            uv.y = uv.y < 0 ? 0 : 1;
            break;
          case MirroredRepeatWrapping:
            if (Math.abs(Math.floor(uv.y) % 2) === 1) {
              uv.y = Math.ceil(uv.y) - uv.y;
            } else {
              uv.y = uv.y - Math.floor(uv.y);
            }
            break;
        }
      }
      if (this.flipY) {
        uv.y = 1 - uv.y;
      }
      return uv;
    }
  });
  Object.defineProperty(Texture.prototype, "needsUpdate", {
    set: function(value) {
      if (value === true)
        this.version++;
    }
  });
  function Vector4(x, y, z, w) {
    this.x = x || 0;
    this.y = y || 0;
    this.z = z || 0;
    this.w = w !== void 0 ? w : 1;
  }
  Object.defineProperties(Vector4.prototype, {
    "width": {
      get: function() {
        return this.z;
      },
      set: function(value) {
        this.z = value;
      }
    },
    "height": {
      get: function() {
        return this.w;
      },
      set: function(value) {
        this.w = value;
      }
    }
  });
  Object.assign(Vector4.prototype, {
    isVector4: true,
    set: function(x, y, z, w) {
      this.x = x;
      this.y = y;
      this.z = z;
      this.w = w;
      return this;
    },
    setScalar: function(scalar) {
      this.x = scalar;
      this.y = scalar;
      this.z = scalar;
      this.w = scalar;
      return this;
    },
    setX: function(x) {
      this.x = x;
      return this;
    },
    setY: function(y) {
      this.y = y;
      return this;
    },
    setZ: function(z) {
      this.z = z;
      return this;
    },
    setW: function(w) {
      this.w = w;
      return this;
    },
    setComponent: function(index, value) {
      switch (index) {
        case 0:
          this.x = value;
          break;
        case 1:
          this.y = value;
          break;
        case 2:
          this.z = value;
          break;
        case 3:
          this.w = value;
          break;
        default:
          throw new Error("index is out of range: " + index);
      }
      return this;
    },
    getComponent: function(index) {
      switch (index) {
        case 0:
          return this.x;
        case 1:
          return this.y;
        case 2:
          return this.z;
        case 3:
          return this.w;
        default:
          throw new Error("index is out of range: " + index);
      }
    },
    clone: function() {
      return new this.constructor(this.x, this.y, this.z, this.w);
    },
    copy: function(v) {
      this.x = v.x;
      this.y = v.y;
      this.z = v.z;
      this.w = v.w !== void 0 ? v.w : 1;
      return this;
    },
    add: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.");
        return this.addVectors(v, w);
      }
      this.x += v.x;
      this.y += v.y;
      this.z += v.z;
      this.w += v.w;
      return this;
    },
    addScalar: function(s) {
      this.x += s;
      this.y += s;
      this.z += s;
      this.w += s;
      return this;
    },
    addVectors: function(a, b) {
      this.x = a.x + b.x;
      this.y = a.y + b.y;
      this.z = a.z + b.z;
      this.w = a.w + b.w;
      return this;
    },
    addScaledVector: function(v, s) {
      this.x += v.x * s;
      this.y += v.y * s;
      this.z += v.z * s;
      this.w += v.w * s;
      return this;
    },
    sub: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.");
        return this.subVectors(v, w);
      }
      this.x -= v.x;
      this.y -= v.y;
      this.z -= v.z;
      this.w -= v.w;
      return this;
    },
    subScalar: function(s) {
      this.x -= s;
      this.y -= s;
      this.z -= s;
      this.w -= s;
      return this;
    },
    subVectors: function(a, b) {
      this.x = a.x - b.x;
      this.y = a.y - b.y;
      this.z = a.z - b.z;
      this.w = a.w - b.w;
      return this;
    },
    multiplyScalar: function(scalar) {
      this.x *= scalar;
      this.y *= scalar;
      this.z *= scalar;
      this.w *= scalar;
      return this;
    },
    applyMatrix4: function(m) {
      var x = this.x, y = this.y, z = this.z, w = this.w;
      var e = m.elements;
      this.x = e[0] * x + e[4] * y + e[8] * z + e[12] * w;
      this.y = e[1] * x + e[5] * y + e[9] * z + e[13] * w;
      this.z = e[2] * x + e[6] * y + e[10] * z + e[14] * w;
      this.w = e[3] * x + e[7] * y + e[11] * z + e[15] * w;
      return this;
    },
    divideScalar: function(scalar) {
      return this.multiplyScalar(1 / scalar);
    },
    setAxisAngleFromQuaternion: function(q) {
      this.w = 2 * Math.acos(q.w);
      var s = Math.sqrt(1 - q.w * q.w);
      if (s < 1e-4) {
        this.x = 1;
        this.y = 0;
        this.z = 0;
      } else {
        this.x = q.x / s;
        this.y = q.y / s;
        this.z = q.z / s;
      }
      return this;
    },
    setAxisAngleFromRotationMatrix: function(m) {
      var angle, x, y, z, epsilon = 0.01, epsilon2 = 0.1, te = m.elements, m11 = te[0], m12 = te[4], m13 = te[8], m21 = te[1], m22 = te[5], m23 = te[9], m31 = te[2], m32 = te[6], m33 = te[10];
      if (Math.abs(m12 - m21) < epsilon && Math.abs(m13 - m31) < epsilon && Math.abs(m23 - m32) < epsilon) {
        if (Math.abs(m12 + m21) < epsilon2 && Math.abs(m13 + m31) < epsilon2 && Math.abs(m23 + m32) < epsilon2 && Math.abs(m11 + m22 + m33 - 3) < epsilon2) {
          this.set(1, 0, 0, 0);
          return this;
        }
        angle = Math.PI;
        var xx = (m11 + 1) / 2;
        var yy = (m22 + 1) / 2;
        var zz = (m33 + 1) / 2;
        var xy = (m12 + m21) / 4;
        var xz = (m13 + m31) / 4;
        var yz = (m23 + m32) / 4;
        if (xx > yy && xx > zz) {
          if (xx < epsilon) {
            x = 0;
            y = 0.707106781;
            z = 0.707106781;
          } else {
            x = Math.sqrt(xx);
            y = xy / x;
            z = xz / x;
          }
        } else if (yy > zz) {
          if (yy < epsilon) {
            x = 0.707106781;
            y = 0;
            z = 0.707106781;
          } else {
            y = Math.sqrt(yy);
            x = xy / y;
            z = yz / y;
          }
        } else {
          if (zz < epsilon) {
            x = 0.707106781;
            y = 0.707106781;
            z = 0;
          } else {
            z = Math.sqrt(zz);
            x = xz / z;
            y = yz / z;
          }
        }
        this.set(x, y, z, angle);
        return this;
      }
      var s = Math.sqrt((m32 - m23) * (m32 - m23) + (m13 - m31) * (m13 - m31) + (m21 - m12) * (m21 - m12));
      if (Math.abs(s) < 1e-3)
        s = 1;
      this.x = (m32 - m23) / s;
      this.y = (m13 - m31) / s;
      this.z = (m21 - m12) / s;
      this.w = Math.acos((m11 + m22 + m33 - 1) / 2);
      return this;
    },
    min: function(v) {
      this.x = Math.min(this.x, v.x);
      this.y = Math.min(this.y, v.y);
      this.z = Math.min(this.z, v.z);
      this.w = Math.min(this.w, v.w);
      return this;
    },
    max: function(v) {
      this.x = Math.max(this.x, v.x);
      this.y = Math.max(this.y, v.y);
      this.z = Math.max(this.z, v.z);
      this.w = Math.max(this.w, v.w);
      return this;
    },
    clamp: function(min, max) {
      this.x = Math.max(min.x, Math.min(max.x, this.x));
      this.y = Math.max(min.y, Math.min(max.y, this.y));
      this.z = Math.max(min.z, Math.min(max.z, this.z));
      this.w = Math.max(min.w, Math.min(max.w, this.w));
      return this;
    },
    clampScalar: function(minVal, maxVal) {
      this.x = Math.max(minVal, Math.min(maxVal, this.x));
      this.y = Math.max(minVal, Math.min(maxVal, this.y));
      this.z = Math.max(minVal, Math.min(maxVal, this.z));
      this.w = Math.max(minVal, Math.min(maxVal, this.w));
      return this;
    },
    clampLength: function(min, max) {
      var length = this.length();
      return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
    },
    floor: function() {
      this.x = Math.floor(this.x);
      this.y = Math.floor(this.y);
      this.z = Math.floor(this.z);
      this.w = Math.floor(this.w);
      return this;
    },
    ceil: function() {
      this.x = Math.ceil(this.x);
      this.y = Math.ceil(this.y);
      this.z = Math.ceil(this.z);
      this.w = Math.ceil(this.w);
      return this;
    },
    round: function() {
      this.x = Math.round(this.x);
      this.y = Math.round(this.y);
      this.z = Math.round(this.z);
      this.w = Math.round(this.w);
      return this;
    },
    roundToZero: function() {
      this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x);
      this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y);
      this.z = this.z < 0 ? Math.ceil(this.z) : Math.floor(this.z);
      this.w = this.w < 0 ? Math.ceil(this.w) : Math.floor(this.w);
      return this;
    },
    negate: function() {
      this.x = -this.x;
      this.y = -this.y;
      this.z = -this.z;
      this.w = -this.w;
      return this;
    },
    dot: function(v) {
      return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;
    },
    lengthSq: function() {
      return this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w;
    },
    length: function() {
      return Math.sqrt(this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w);
    },
    manhattanLength: function() {
      return Math.abs(this.x) + Math.abs(this.y) + Math.abs(this.z) + Math.abs(this.w);
    },
    normalize: function() {
      return this.divideScalar(this.length() || 1);
    },
    setLength: function(length) {
      return this.normalize().multiplyScalar(length);
    },
    lerp: function(v, alpha) {
      this.x += (v.x - this.x) * alpha;
      this.y += (v.y - this.y) * alpha;
      this.z += (v.z - this.z) * alpha;
      this.w += (v.w - this.w) * alpha;
      return this;
    },
    lerpVectors: function(v1, v2, alpha) {
      return this.subVectors(v2, v1).multiplyScalar(alpha).add(v1);
    },
    equals: function(v) {
      return v.x === this.x && v.y === this.y && v.z === this.z && v.w === this.w;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      this.x = array[offset];
      this.y = array[offset + 1];
      this.z = array[offset + 2];
      this.w = array[offset + 3];
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this.x;
      array[offset + 1] = this.y;
      array[offset + 2] = this.z;
      array[offset + 3] = this.w;
      return array;
    },
    fromBufferAttribute: function(attribute, index, offset) {
      if (offset !== void 0) {
        console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute().");
      }
      this.x = attribute.getX(index);
      this.y = attribute.getY(index);
      this.z = attribute.getZ(index);
      this.w = attribute.getW(index);
      return this;
    }
  });
  function WebGLRenderTarget(width, height, options) {
    this.width = width;
    this.height = height;
    this.scissor = new Vector4(0, 0, width, height);
    this.scissorTest = false;
    this.viewport = new Vector4(0, 0, width, height);
    options = options || {};
    this.texture = new Texture(void 0, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.encoding);
    this.texture.image = {};
    this.texture.image.width = width;
    this.texture.image.height = height;
    this.texture.generateMipmaps = options.generateMipmaps !== void 0 ? options.generateMipmaps : false;
    this.texture.minFilter = options.minFilter !== void 0 ? options.minFilter : LinearFilter;
    this.depthBuffer = options.depthBuffer !== void 0 ? options.depthBuffer : true;
    this.stencilBuffer = options.stencilBuffer !== void 0 ? options.stencilBuffer : true;
    this.depthTexture = options.depthTexture !== void 0 ? options.depthTexture : null;
  }
  WebGLRenderTarget.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: WebGLRenderTarget,
    isWebGLRenderTarget: true,
    setSize: function(width, height) {
      if (this.width !== width || this.height !== height) {
        this.width = width;
        this.height = height;
        this.texture.image.width = width;
        this.texture.image.height = height;
        this.dispose();
      }
      this.viewport.set(0, 0, width, height);
      this.scissor.set(0, 0, width, height);
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(source) {
      this.width = source.width;
      this.height = source.height;
      this.viewport.copy(source.viewport);
      this.texture = source.texture.clone();
      this.depthBuffer = source.depthBuffer;
      this.stencilBuffer = source.stencilBuffer;
      this.depthTexture = source.depthTexture;
      return this;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    }
  });
  function WebGLMultisampleRenderTarget(width, height, options) {
    WebGLRenderTarget.call(this, width, height, options);
    this.samples = 4;
  }
  WebGLMultisampleRenderTarget.prototype = Object.assign(Object.create(WebGLRenderTarget.prototype), {
    constructor: WebGLMultisampleRenderTarget,
    isWebGLMultisampleRenderTarget: true,
    copy: function(source) {
      WebGLRenderTarget.prototype.copy.call(this, source);
      this.samples = source.samples;
      return this;
    }
  });
  function Quaternion(x, y, z, w) {
    this._x = x || 0;
    this._y = y || 0;
    this._z = z || 0;
    this._w = w !== void 0 ? w : 1;
  }
  Object.assign(Quaternion, {
    slerp: function(qa, qb, qm, t) {
      return qm.copy(qa).slerp(qb, t);
    },
    slerpFlat: function(dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t) {
      var x0 = src0[srcOffset0 + 0], y0 = src0[srcOffset0 + 1], z0 = src0[srcOffset0 + 2], w0 = src0[srcOffset0 + 3], x1 = src1[srcOffset1 + 0], y1 = src1[srcOffset1 + 1], z1 = src1[srcOffset1 + 2], w1 = src1[srcOffset1 + 3];
      if (w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1) {
        var s = 1 - t, cos = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1, dir = cos >= 0 ? 1 : -1, sqrSin = 1 - cos * cos;
        if (sqrSin > Number.EPSILON) {
          var sin = Math.sqrt(sqrSin), len = Math.atan2(sin, cos * dir);
          s = Math.sin(s * len) / sin;
          t = Math.sin(t * len) / sin;
        }
        var tDir = t * dir;
        x0 = x0 * s + x1 * tDir;
        y0 = y0 * s + y1 * tDir;
        z0 = z0 * s + z1 * tDir;
        w0 = w0 * s + w1 * tDir;
        if (s === 1 - t) {
          var f = 1 / Math.sqrt(x0 * x0 + y0 * y0 + z0 * z0 + w0 * w0);
          x0 *= f;
          y0 *= f;
          z0 *= f;
          w0 *= f;
        }
      }
      dst[dstOffset] = x0;
      dst[dstOffset + 1] = y0;
      dst[dstOffset + 2] = z0;
      dst[dstOffset + 3] = w0;
    }
  });
  Object.defineProperties(Quaternion.prototype, {
    x: {
      get: function() {
        return this._x;
      },
      set: function(value) {
        this._x = value;
        this._onChangeCallback();
      }
    },
    y: {
      get: function() {
        return this._y;
      },
      set: function(value) {
        this._y = value;
        this._onChangeCallback();
      }
    },
    z: {
      get: function() {
        return this._z;
      },
      set: function(value) {
        this._z = value;
        this._onChangeCallback();
      }
    },
    w: {
      get: function() {
        return this._w;
      },
      set: function(value) {
        this._w = value;
        this._onChangeCallback();
      }
    }
  });
  Object.assign(Quaternion.prototype, {
    isQuaternion: true,
    set: function(x, y, z, w) {
      this._x = x;
      this._y = y;
      this._z = z;
      this._w = w;
      this._onChangeCallback();
      return this;
    },
    clone: function() {
      return new this.constructor(this._x, this._y, this._z, this._w);
    },
    copy: function(quaternion) {
      this._x = quaternion.x;
      this._y = quaternion.y;
      this._z = quaternion.z;
      this._w = quaternion.w;
      this._onChangeCallback();
      return this;
    },
    setFromEuler: function(euler, update) {
      if (!(euler && euler.isEuler)) {
        throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");
      }
      var x = euler._x, y = euler._y, z = euler._z, order = euler.order;
      var cos = Math.cos;
      var sin = Math.sin;
      var c1 = cos(x / 2);
      var c2 = cos(y / 2);
      var c3 = cos(z / 2);
      var s1 = sin(x / 2);
      var s2 = sin(y / 2);
      var s3 = sin(z / 2);
      if (order === "XYZ") {
        this._x = s1 * c2 * c3 + c1 * s2 * s3;
        this._y = c1 * s2 * c3 - s1 * c2 * s3;
        this._z = c1 * c2 * s3 + s1 * s2 * c3;
        this._w = c1 * c2 * c3 - s1 * s2 * s3;
      } else if (order === "YXZ") {
        this._x = s1 * c2 * c3 + c1 * s2 * s3;
        this._y = c1 * s2 * c3 - s1 * c2 * s3;
        this._z = c1 * c2 * s3 - s1 * s2 * c3;
        this._w = c1 * c2 * c3 + s1 * s2 * s3;
      } else if (order === "ZXY") {
        this._x = s1 * c2 * c3 - c1 * s2 * s3;
        this._y = c1 * s2 * c3 + s1 * c2 * s3;
        this._z = c1 * c2 * s3 + s1 * s2 * c3;
        this._w = c1 * c2 * c3 - s1 * s2 * s3;
      } else if (order === "ZYX") {
        this._x = s1 * c2 * c3 - c1 * s2 * s3;
        this._y = c1 * s2 * c3 + s1 * c2 * s3;
        this._z = c1 * c2 * s3 - s1 * s2 * c3;
        this._w = c1 * c2 * c3 + s1 * s2 * s3;
      } else if (order === "YZX") {
        this._x = s1 * c2 * c3 + c1 * s2 * s3;
        this._y = c1 * s2 * c3 + s1 * c2 * s3;
        this._z = c1 * c2 * s3 - s1 * s2 * c3;
        this._w = c1 * c2 * c3 - s1 * s2 * s3;
      } else if (order === "XZY") {
        this._x = s1 * c2 * c3 - c1 * s2 * s3;
        this._y = c1 * s2 * c3 - s1 * c2 * s3;
        this._z = c1 * c2 * s3 + s1 * s2 * c3;
        this._w = c1 * c2 * c3 + s1 * s2 * s3;
      }
      if (update !== false)
        this._onChangeCallback();
      return this;
    },
    setFromAxisAngle: function(axis, angle) {
      var halfAngle = angle / 2, s = Math.sin(halfAngle);
      this._x = axis.x * s;
      this._y = axis.y * s;
      this._z = axis.z * s;
      this._w = Math.cos(halfAngle);
      this._onChangeCallback();
      return this;
    },
    setFromRotationMatrix: function(m) {
      var te = m.elements, m11 = te[0], m12 = te[4], m13 = te[8], m21 = te[1], m22 = te[5], m23 = te[9], m31 = te[2], m32 = te[6], m33 = te[10], trace = m11 + m22 + m33, s;
      if (trace > 0) {
        s = 0.5 / Math.sqrt(trace + 1);
        this._w = 0.25 / s;
        this._x = (m32 - m23) * s;
        this._y = (m13 - m31) * s;
        this._z = (m21 - m12) * s;
      } else if (m11 > m22 && m11 > m33) {
        s = 2 * Math.sqrt(1 + m11 - m22 - m33);
        this._w = (m32 - m23) / s;
        this._x = 0.25 * s;
        this._y = (m12 + m21) / s;
        this._z = (m13 + m31) / s;
      } else if (m22 > m33) {
        s = 2 * Math.sqrt(1 + m22 - m11 - m33);
        this._w = (m13 - m31) / s;
        this._x = (m12 + m21) / s;
        this._y = 0.25 * s;
        this._z = (m23 + m32) / s;
      } else {
        s = 2 * Math.sqrt(1 + m33 - m11 - m22);
        this._w = (m21 - m12) / s;
        this._x = (m13 + m31) / s;
        this._y = (m23 + m32) / s;
        this._z = 0.25 * s;
      }
      this._onChangeCallback();
      return this;
    },
    setFromUnitVectors: function(vFrom, vTo) {
      var EPS = 1e-6;
      var r = vFrom.dot(vTo) + 1;
      if (r < EPS) {
        r = 0;
        if (Math.abs(vFrom.x) > Math.abs(vFrom.z)) {
          this._x = -vFrom.y;
          this._y = vFrom.x;
          this._z = 0;
          this._w = r;
        } else {
          this._x = 0;
          this._y = -vFrom.z;
          this._z = vFrom.y;
          this._w = r;
        }
      } else {
        this._x = vFrom.y * vTo.z - vFrom.z * vTo.y;
        this._y = vFrom.z * vTo.x - vFrom.x * vTo.z;
        this._z = vFrom.x * vTo.y - vFrom.y * vTo.x;
        this._w = r;
      }
      return this.normalize();
    },
    angleTo: function(q) {
      return 2 * Math.acos(Math.abs(MathUtils.clamp(this.dot(q), -1, 1)));
    },
    rotateTowards: function(q, step) {
      var angle = this.angleTo(q);
      if (angle === 0)
        return this;
      var t = Math.min(1, step / angle);
      this.slerp(q, t);
      return this;
    },
    inverse: function() {
      return this.conjugate();
    },
    conjugate: function() {
      this._x *= -1;
      this._y *= -1;
      this._z *= -1;
      this._onChangeCallback();
      return this;
    },
    dot: function(v) {
      return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w;
    },
    lengthSq: function() {
      return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w;
    },
    length: function() {
      return Math.sqrt(this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w);
    },
    normalize: function() {
      var l = this.length();
      if (l === 0) {
        this._x = 0;
        this._y = 0;
        this._z = 0;
        this._w = 1;
      } else {
        l = 1 / l;
        this._x = this._x * l;
        this._y = this._y * l;
        this._z = this._z * l;
        this._w = this._w * l;
      }
      this._onChangeCallback();
      return this;
    },
    multiply: function(q, p) {
      if (p !== void 0) {
        console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.");
        return this.multiplyQuaternions(q, p);
      }
      return this.multiplyQuaternions(this, q);
    },
    premultiply: function(q) {
      return this.multiplyQuaternions(q, this);
    },
    multiplyQuaternions: function(a, b) {
      var qax = a._x, qay = a._y, qaz = a._z, qaw = a._w;
      var qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w;
      this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
      this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
      this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
      this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;
      this._onChangeCallback();
      return this;
    },
    slerp: function(qb, t) {
      if (t === 0)
        return this;
      if (t === 1)
        return this.copy(qb);
      var x = this._x, y = this._y, z = this._z, w = this._w;
      var cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z;
      if (cosHalfTheta < 0) {
        this._w = -qb._w;
        this._x = -qb._x;
        this._y = -qb._y;
        this._z = -qb._z;
        cosHalfTheta = -cosHalfTheta;
      } else {
        this.copy(qb);
      }
      if (cosHalfTheta >= 1) {
        this._w = w;
        this._x = x;
        this._y = y;
        this._z = z;
        return this;
      }
      var sqrSinHalfTheta = 1 - cosHalfTheta * cosHalfTheta;
      if (sqrSinHalfTheta <= Number.EPSILON) {
        var s = 1 - t;
        this._w = s * w + t * this._w;
        this._x = s * x + t * this._x;
        this._y = s * y + t * this._y;
        this._z = s * z + t * this._z;
        this.normalize();
        this._onChangeCallback();
        return this;
      }
      var sinHalfTheta = Math.sqrt(sqrSinHalfTheta);
      var halfTheta = Math.atan2(sinHalfTheta, cosHalfTheta);
      var ratioA = Math.sin((1 - t) * halfTheta) / sinHalfTheta, ratioB = Math.sin(t * halfTheta) / sinHalfTheta;
      this._w = w * ratioA + this._w * ratioB;
      this._x = x * ratioA + this._x * ratioB;
      this._y = y * ratioA + this._y * ratioB;
      this._z = z * ratioA + this._z * ratioB;
      this._onChangeCallback();
      return this;
    },
    equals: function(quaternion) {
      return quaternion._x === this._x && quaternion._y === this._y && quaternion._z === this._z && quaternion._w === this._w;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      this._x = array[offset];
      this._y = array[offset + 1];
      this._z = array[offset + 2];
      this._w = array[offset + 3];
      this._onChangeCallback();
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this._x;
      array[offset + 1] = this._y;
      array[offset + 2] = this._z;
      array[offset + 3] = this._w;
      return array;
    },
    _onChange: function(callback) {
      this._onChangeCallback = callback;
      return this;
    },
    _onChangeCallback: function() {
    }
  });
  var _vector = new Vector3();
  var _quaternion = new Quaternion();
  function Vector3(x, y, z) {
    this.x = x || 0;
    this.y = y || 0;
    this.z = z || 0;
  }
  Object.assign(Vector3.prototype, {
    isVector3: true,
    set: function(x, y, z) {
      this.x = x;
      this.y = y;
      this.z = z;
      return this;
    },
    setScalar: function(scalar) {
      this.x = scalar;
      this.y = scalar;
      this.z = scalar;
      return this;
    },
    setX: function(x) {
      this.x = x;
      return this;
    },
    setY: function(y) {
      this.y = y;
      return this;
    },
    setZ: function(z) {
      this.z = z;
      return this;
    },
    setComponent: function(index, value) {
      switch (index) {
        case 0:
          this.x = value;
          break;
        case 1:
          this.y = value;
          break;
        case 2:
          this.z = value;
          break;
        default:
          throw new Error("index is out of range: " + index);
      }
      return this;
    },
    getComponent: function(index) {
      switch (index) {
        case 0:
          return this.x;
        case 1:
          return this.y;
        case 2:
          return this.z;
        default:
          throw new Error("index is out of range: " + index);
      }
    },
    clone: function() {
      return new this.constructor(this.x, this.y, this.z);
    },
    copy: function(v) {
      this.x = v.x;
      this.y = v.y;
      this.z = v.z;
      return this;
    },
    add: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.");
        return this.addVectors(v, w);
      }
      this.x += v.x;
      this.y += v.y;
      this.z += v.z;
      return this;
    },
    addScalar: function(s) {
      this.x += s;
      this.y += s;
      this.z += s;
      return this;
    },
    addVectors: function(a, b) {
      this.x = a.x + b.x;
      this.y = a.y + b.y;
      this.z = a.z + b.z;
      return this;
    },
    addScaledVector: function(v, s) {
      this.x += v.x * s;
      this.y += v.y * s;
      this.z += v.z * s;
      return this;
    },
    sub: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.");
        return this.subVectors(v, w);
      }
      this.x -= v.x;
      this.y -= v.y;
      this.z -= v.z;
      return this;
    },
    subScalar: function(s) {
      this.x -= s;
      this.y -= s;
      this.z -= s;
      return this;
    },
    subVectors: function(a, b) {
      this.x = a.x - b.x;
      this.y = a.y - b.y;
      this.z = a.z - b.z;
      return this;
    },
    multiply: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.");
        return this.multiplyVectors(v, w);
      }
      this.x *= v.x;
      this.y *= v.y;
      this.z *= v.z;
      return this;
    },
    multiplyScalar: function(scalar) {
      this.x *= scalar;
      this.y *= scalar;
      this.z *= scalar;
      return this;
    },
    multiplyVectors: function(a, b) {
      this.x = a.x * b.x;
      this.y = a.y * b.y;
      this.z = a.z * b.z;
      return this;
    },
    applyEuler: function(euler) {
      if (!(euler && euler.isEuler)) {
        console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");
      }
      return this.applyQuaternion(_quaternion.setFromEuler(euler));
    },
    applyAxisAngle: function(axis, angle) {
      return this.applyQuaternion(_quaternion.setFromAxisAngle(axis, angle));
    },
    applyMatrix3: function(m) {
      var x = this.x, y = this.y, z = this.z;
      var e = m.elements;
      this.x = e[0] * x + e[3] * y + e[6] * z;
      this.y = e[1] * x + e[4] * y + e[7] * z;
      this.z = e[2] * x + e[5] * y + e[8] * z;
      return this;
    },
    applyNormalMatrix: function(m) {
      return this.applyMatrix3(m).normalize();
    },
    applyMatrix4: function(m) {
      var x = this.x, y = this.y, z = this.z;
      var e = m.elements;
      var w = 1 / (e[3] * x + e[7] * y + e[11] * z + e[15]);
      this.x = (e[0] * x + e[4] * y + e[8] * z + e[12]) * w;
      this.y = (e[1] * x + e[5] * y + e[9] * z + e[13]) * w;
      this.z = (e[2] * x + e[6] * y + e[10] * z + e[14]) * w;
      return this;
    },
    applyQuaternion: function(q) {
      var x = this.x, y = this.y, z = this.z;
      var qx = q.x, qy = q.y, qz = q.z, qw = q.w;
      var ix = qw * x + qy * z - qz * y;
      var iy = qw * y + qz * x - qx * z;
      var iz = qw * z + qx * y - qy * x;
      var iw = -qx * x - qy * y - qz * z;
      this.x = ix * qw + iw * -qx + iy * -qz - iz * -qy;
      this.y = iy * qw + iw * -qy + iz * -qx - ix * -qz;
      this.z = iz * qw + iw * -qz + ix * -qy - iy * -qx;
      return this;
    },
    project: function(camera) {
      return this.applyMatrix4(camera.matrixWorldInverse).applyMatrix4(camera.projectionMatrix);
    },
    unproject: function(camera) {
      return this.applyMatrix4(camera.projectionMatrixInverse).applyMatrix4(camera.matrixWorld);
    },
    transformDirection: function(m) {
      var x = this.x, y = this.y, z = this.z;
      var e = m.elements;
      this.x = e[0] * x + e[4] * y + e[8] * z;
      this.y = e[1] * x + e[5] * y + e[9] * z;
      this.z = e[2] * x + e[6] * y + e[10] * z;
      return this.normalize();
    },
    divide: function(v) {
      this.x /= v.x;
      this.y /= v.y;
      this.z /= v.z;
      return this;
    },
    divideScalar: function(scalar) {
      return this.multiplyScalar(1 / scalar);
    },
    min: function(v) {
      this.x = Math.min(this.x, v.x);
      this.y = Math.min(this.y, v.y);
      this.z = Math.min(this.z, v.z);
      return this;
    },
    max: function(v) {
      this.x = Math.max(this.x, v.x);
      this.y = Math.max(this.y, v.y);
      this.z = Math.max(this.z, v.z);
      return this;
    },
    clamp: function(min, max) {
      this.x = Math.max(min.x, Math.min(max.x, this.x));
      this.y = Math.max(min.y, Math.min(max.y, this.y));
      this.z = Math.max(min.z, Math.min(max.z, this.z));
      return this;
    },
    clampScalar: function(minVal, maxVal) {
      this.x = Math.max(minVal, Math.min(maxVal, this.x));
      this.y = Math.max(minVal, Math.min(maxVal, this.y));
      this.z = Math.max(minVal, Math.min(maxVal, this.z));
      return this;
    },
    clampLength: function(min, max) {
      var length = this.length();
      return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
    },
    floor: function() {
      this.x = Math.floor(this.x);
      this.y = Math.floor(this.y);
      this.z = Math.floor(this.z);
      return this;
    },
    ceil: function() {
      this.x = Math.ceil(this.x);
      this.y = Math.ceil(this.y);
      this.z = Math.ceil(this.z);
      return this;
    },
    round: function() {
      this.x = Math.round(this.x);
      this.y = Math.round(this.y);
      this.z = Math.round(this.z);
      return this;
    },
    roundToZero: function() {
      this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x);
      this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y);
      this.z = this.z < 0 ? Math.ceil(this.z) : Math.floor(this.z);
      return this;
    },
    negate: function() {
      this.x = -this.x;
      this.y = -this.y;
      this.z = -this.z;
      return this;
    },
    dot: function(v) {
      return this.x * v.x + this.y * v.y + this.z * v.z;
    },
    // TODO lengthSquared?
    lengthSq: function() {
      return this.x * this.x + this.y * this.y + this.z * this.z;
    },
    length: function() {
      return Math.sqrt(this.x * this.x + this.y * this.y + this.z * this.z);
    },
    manhattanLength: function() {
      return Math.abs(this.x) + Math.abs(this.y) + Math.abs(this.z);
    },
    normalize: function() {
      return this.divideScalar(this.length() || 1);
    },
    setLength: function(length) {
      return this.normalize().multiplyScalar(length);
    },
    lerp: function(v, alpha) {
      this.x += (v.x - this.x) * alpha;
      this.y += (v.y - this.y) * alpha;
      this.z += (v.z - this.z) * alpha;
      return this;
    },
    lerpVectors: function(v1, v2, alpha) {
      return this.subVectors(v2, v1).multiplyScalar(alpha).add(v1);
    },
    cross: function(v, w) {
      if (w !== void 0) {
        console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.");
        return this.crossVectors(v, w);
      }
      return this.crossVectors(this, v);
    },
    crossVectors: function(a, b) {
      var ax = a.x, ay = a.y, az = a.z;
      var bx = b.x, by = b.y, bz = b.z;
      this.x = ay * bz - az * by;
      this.y = az * bx - ax * bz;
      this.z = ax * by - ay * bx;
      return this;
    },
    projectOnVector: function(v) {
      var denominator = v.lengthSq();
      if (denominator === 0)
        return this.set(0, 0, 0);
      var scalar = v.dot(this) / denominator;
      return this.copy(v).multiplyScalar(scalar);
    },
    projectOnPlane: function(planeNormal) {
      _vector.copy(this).projectOnVector(planeNormal);
      return this.sub(_vector);
    },
    reflect: function(normal) {
      return this.sub(_vector.copy(normal).multiplyScalar(2 * this.dot(normal)));
    },
    angleTo: function(v) {
      var denominator = Math.sqrt(this.lengthSq() * v.lengthSq());
      if (denominator === 0)
        return Math.PI / 2;
      var theta = this.dot(v) / denominator;
      return Math.acos(MathUtils.clamp(theta, -1, 1));
    },
    distanceTo: function(v) {
      return Math.sqrt(this.distanceToSquared(v));
    },
    distanceToSquared: function(v) {
      var dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z;
      return dx * dx + dy * dy + dz * dz;
    },
    manhattanDistanceTo: function(v) {
      return Math.abs(this.x - v.x) + Math.abs(this.y - v.y) + Math.abs(this.z - v.z);
    },
    setFromSpherical: function(s) {
      return this.setFromSphericalCoords(s.radius, s.phi, s.theta);
    },
    setFromSphericalCoords: function(radius, phi, theta) {
      var sinPhiRadius = Math.sin(phi) * radius;
      this.x = sinPhiRadius * Math.sin(theta);
      this.y = Math.cos(phi) * radius;
      this.z = sinPhiRadius * Math.cos(theta);
      return this;
    },
    setFromCylindrical: function(c) {
      return this.setFromCylindricalCoords(c.radius, c.theta, c.y);
    },
    setFromCylindricalCoords: function(radius, theta, y) {
      this.x = radius * Math.sin(theta);
      this.y = y;
      this.z = radius * Math.cos(theta);
      return this;
    },
    setFromMatrixPosition: function(m) {
      var e = m.elements;
      this.x = e[12];
      this.y = e[13];
      this.z = e[14];
      return this;
    },
    setFromMatrixScale: function(m) {
      var sx = this.setFromMatrixColumn(m, 0).length();
      var sy = this.setFromMatrixColumn(m, 1).length();
      var sz = this.setFromMatrixColumn(m, 2).length();
      this.x = sx;
      this.y = sy;
      this.z = sz;
      return this;
    },
    setFromMatrixColumn: function(m, index) {
      return this.fromArray(m.elements, index * 4);
    },
    setFromMatrix3Column: function(m, index) {
      return this.fromArray(m.elements, index * 3);
    },
    equals: function(v) {
      return v.x === this.x && v.y === this.y && v.z === this.z;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      this.x = array[offset];
      this.y = array[offset + 1];
      this.z = array[offset + 2];
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this.x;
      array[offset + 1] = this.y;
      array[offset + 2] = this.z;
      return array;
    },
    fromBufferAttribute: function(attribute, index, offset) {
      if (offset !== void 0) {
        console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute().");
      }
      this.x = attribute.getX(index);
      this.y = attribute.getY(index);
      this.z = attribute.getZ(index);
      return this;
    }
  });
  var _v1 = new Vector3();
  var _m1 = new Matrix4();
  var _zero = new Vector3(0, 0, 0);
  var _one = new Vector3(1, 1, 1);
  var _x = new Vector3();
  var _y = new Vector3();
  var _z = new Vector3();
  function Matrix4() {
    this.elements = [
      1,
      0,
      0,
      0,
      0,
      1,
      0,
      0,
      0,
      0,
      1,
      0,
      0,
      0,
      0,
      1
    ];
    if (arguments.length > 0) {
      console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.");
    }
  }
  Object.assign(Matrix4.prototype, {
    isMatrix4: true,
    set: function(n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44) {
      var te = this.elements;
      te[0] = n11;
      te[4] = n12;
      te[8] = n13;
      te[12] = n14;
      te[1] = n21;
      te[5] = n22;
      te[9] = n23;
      te[13] = n24;
      te[2] = n31;
      te[6] = n32;
      te[10] = n33;
      te[14] = n34;
      te[3] = n41;
      te[7] = n42;
      te[11] = n43;
      te[15] = n44;
      return this;
    },
    identity: function() {
      this.set(
        1,
        0,
        0,
        0,
        0,
        1,
        0,
        0,
        0,
        0,
        1,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    clone: function() {
      return new Matrix4().fromArray(this.elements);
    },
    copy: function(m) {
      var te = this.elements;
      var me = m.elements;
      te[0] = me[0];
      te[1] = me[1];
      te[2] = me[2];
      te[3] = me[3];
      te[4] = me[4];
      te[5] = me[5];
      te[6] = me[6];
      te[7] = me[7];
      te[8] = me[8];
      te[9] = me[9];
      te[10] = me[10];
      te[11] = me[11];
      te[12] = me[12];
      te[13] = me[13];
      te[14] = me[14];
      te[15] = me[15];
      return this;
    },
    copyPosition: function(m) {
      var te = this.elements, me = m.elements;
      te[12] = me[12];
      te[13] = me[13];
      te[14] = me[14];
      return this;
    },
    extractBasis: function(xAxis, yAxis, zAxis) {
      xAxis.setFromMatrixColumn(this, 0);
      yAxis.setFromMatrixColumn(this, 1);
      zAxis.setFromMatrixColumn(this, 2);
      return this;
    },
    makeBasis: function(xAxis, yAxis, zAxis) {
      this.set(
        xAxis.x,
        yAxis.x,
        zAxis.x,
        0,
        xAxis.y,
        yAxis.y,
        zAxis.y,
        0,
        xAxis.z,
        yAxis.z,
        zAxis.z,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    extractRotation: function(m) {
      var te = this.elements;
      var me = m.elements;
      var scaleX = 1 / _v1.setFromMatrixColumn(m, 0).length();
      var scaleY = 1 / _v1.setFromMatrixColumn(m, 1).length();
      var scaleZ = 1 / _v1.setFromMatrixColumn(m, 2).length();
      te[0] = me[0] * scaleX;
      te[1] = me[1] * scaleX;
      te[2] = me[2] * scaleX;
      te[3] = 0;
      te[4] = me[4] * scaleY;
      te[5] = me[5] * scaleY;
      te[6] = me[6] * scaleY;
      te[7] = 0;
      te[8] = me[8] * scaleZ;
      te[9] = me[9] * scaleZ;
      te[10] = me[10] * scaleZ;
      te[11] = 0;
      te[12] = 0;
      te[13] = 0;
      te[14] = 0;
      te[15] = 1;
      return this;
    },
    makeRotationFromEuler: function(euler) {
      if (!(euler && euler.isEuler)) {
        console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
      }
      var te = this.elements;
      var x = euler.x, y = euler.y, z = euler.z;
      var a = Math.cos(x), b = Math.sin(x);
      var c = Math.cos(y), d = Math.sin(y);
      var e = Math.cos(z), f = Math.sin(z);
      if (euler.order === "XYZ") {
        var ae = a * e, af = a * f, be = b * e, bf = b * f;
        te[0] = c * e;
        te[4] = -c * f;
        te[8] = d;
        te[1] = af + be * d;
        te[5] = ae - bf * d;
        te[9] = -b * c;
        te[2] = bf - ae * d;
        te[6] = be + af * d;
        te[10] = a * c;
      } else if (euler.order === "YXZ") {
        var ce = c * e, cf = c * f, de = d * e, df = d * f;
        te[0] = ce + df * b;
        te[4] = de * b - cf;
        te[8] = a * d;
        te[1] = a * f;
        te[5] = a * e;
        te[9] = -b;
        te[2] = cf * b - de;
        te[6] = df + ce * b;
        te[10] = a * c;
      } else if (euler.order === "ZXY") {
        var ce = c * e, cf = c * f, de = d * e, df = d * f;
        te[0] = ce - df * b;
        te[4] = -a * f;
        te[8] = de + cf * b;
        te[1] = cf + de * b;
        te[5] = a * e;
        te[9] = df - ce * b;
        te[2] = -a * d;
        te[6] = b;
        te[10] = a * c;
      } else if (euler.order === "ZYX") {
        var ae = a * e, af = a * f, be = b * e, bf = b * f;
        te[0] = c * e;
        te[4] = be * d - af;
        te[8] = ae * d + bf;
        te[1] = c * f;
        te[5] = bf * d + ae;
        te[9] = af * d - be;
        te[2] = -d;
        te[6] = b * c;
        te[10] = a * c;
      } else if (euler.order === "YZX") {
        var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
        te[0] = c * e;
        te[4] = bd - ac * f;
        te[8] = bc * f + ad;
        te[1] = f;
        te[5] = a * e;
        te[9] = -b * e;
        te[2] = -d * e;
        te[6] = ad * f + bc;
        te[10] = ac - bd * f;
      } else if (euler.order === "XZY") {
        var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
        te[0] = c * e;
        te[4] = -f;
        te[8] = d * e;
        te[1] = ac * f + bd;
        te[5] = a * e;
        te[9] = ad * f - bc;
        te[2] = bc * f - ad;
        te[6] = b * e;
        te[10] = bd * f + ac;
      }
      te[3] = 0;
      te[7] = 0;
      te[11] = 0;
      te[12] = 0;
      te[13] = 0;
      te[14] = 0;
      te[15] = 1;
      return this;
    },
    makeRotationFromQuaternion: function(q) {
      return this.compose(_zero, q, _one);
    },
    lookAt: function(eye, target, up) {
      var te = this.elements;
      _z.subVectors(eye, target);
      if (_z.lengthSq() === 0) {
        _z.z = 1;
      }
      _z.normalize();
      _x.crossVectors(up, _z);
      if (_x.lengthSq() === 0) {
        if (Math.abs(up.z) === 1) {
          _z.x += 1e-4;
        } else {
          _z.z += 1e-4;
        }
        _z.normalize();
        _x.crossVectors(up, _z);
      }
      _x.normalize();
      _y.crossVectors(_z, _x);
      te[0] = _x.x;
      te[4] = _y.x;
      te[8] = _z.x;
      te[1] = _x.y;
      te[5] = _y.y;
      te[9] = _z.y;
      te[2] = _x.z;
      te[6] = _y.z;
      te[10] = _z.z;
      return this;
    },
    multiply: function(m, n) {
      if (n !== void 0) {
        console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.");
        return this.multiplyMatrices(m, n);
      }
      return this.multiplyMatrices(this, m);
    },
    premultiply: function(m) {
      return this.multiplyMatrices(m, this);
    },
    multiplyMatrices: function(a, b) {
      var ae = a.elements;
      var be = b.elements;
      var te = this.elements;
      var a11 = ae[0], a12 = ae[4], a13 = ae[8], a14 = ae[12];
      var a21 = ae[1], a22 = ae[5], a23 = ae[9], a24 = ae[13];
      var a31 = ae[2], a32 = ae[6], a33 = ae[10], a34 = ae[14];
      var a41 = ae[3], a42 = ae[7], a43 = ae[11], a44 = ae[15];
      var b11 = be[0], b12 = be[4], b13 = be[8], b14 = be[12];
      var b21 = be[1], b22 = be[5], b23 = be[9], b24 = be[13];
      var b31 = be[2], b32 = be[6], b33 = be[10], b34 = be[14];
      var b41 = be[3], b42 = be[7], b43 = be[11], b44 = be[15];
      te[0] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
      te[4] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
      te[8] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
      te[12] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;
      te[1] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
      te[5] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
      te[9] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
      te[13] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;
      te[2] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
      te[6] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
      te[10] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
      te[14] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;
      te[3] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
      te[7] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
      te[11] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
      te[15] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;
      return this;
    },
    multiplyScalar: function(s) {
      var te = this.elements;
      te[0] *= s;
      te[4] *= s;
      te[8] *= s;
      te[12] *= s;
      te[1] *= s;
      te[5] *= s;
      te[9] *= s;
      te[13] *= s;
      te[2] *= s;
      te[6] *= s;
      te[10] *= s;
      te[14] *= s;
      te[3] *= s;
      te[7] *= s;
      te[11] *= s;
      te[15] *= s;
      return this;
    },
    determinant: function() {
      var te = this.elements;
      var n11 = te[0], n12 = te[4], n13 = te[8], n14 = te[12];
      var n21 = te[1], n22 = te[5], n23 = te[9], n24 = te[13];
      var n31 = te[2], n32 = te[6], n33 = te[10], n34 = te[14];
      var n41 = te[3], n42 = te[7], n43 = te[11], n44 = te[15];
      return n41 * (+n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34) + n42 * (+n11 * n23 * n34 - n11 * n24 * n33 + n14 * n21 * n33 - n13 * n21 * n34 + n13 * n24 * n31 - n14 * n23 * n31) + n43 * (+n11 * n24 * n32 - n11 * n22 * n34 - n14 * n21 * n32 + n12 * n21 * n34 + n14 * n22 * n31 - n12 * n24 * n31) + n44 * (-n13 * n22 * n31 - n11 * n23 * n32 + n11 * n22 * n33 + n13 * n21 * n32 - n12 * n21 * n33 + n12 * n23 * n31);
    },
    transpose: function() {
      var te = this.elements;
      var tmp2;
      tmp2 = te[1];
      te[1] = te[4];
      te[4] = tmp2;
      tmp2 = te[2];
      te[2] = te[8];
      te[8] = tmp2;
      tmp2 = te[6];
      te[6] = te[9];
      te[9] = tmp2;
      tmp2 = te[3];
      te[3] = te[12];
      te[12] = tmp2;
      tmp2 = te[7];
      te[7] = te[13];
      te[13] = tmp2;
      tmp2 = te[11];
      te[11] = te[14];
      te[14] = tmp2;
      return this;
    },
    setPosition: function(x, y, z) {
      var te = this.elements;
      if (x.isVector3) {
        te[12] = x.x;
        te[13] = x.y;
        te[14] = x.z;
      } else {
        te[12] = x;
        te[13] = y;
        te[14] = z;
      }
      return this;
    },
    getInverse: function(m, throwOnDegenerate) {
      var te = this.elements, me = m.elements, n11 = me[0], n21 = me[1], n31 = me[2], n41 = me[3], n12 = me[4], n22 = me[5], n32 = me[6], n42 = me[7], n13 = me[8], n23 = me[9], n33 = me[10], n43 = me[11], n14 = me[12], n24 = me[13], n34 = me[14], n44 = me[15], t11 = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44, t12 = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44, t13 = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44, t14 = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34;
      var det = n11 * t11 + n21 * t12 + n31 * t13 + n41 * t14;
      if (det === 0) {
        var msg = "THREE.Matrix4: .getInverse() can't invert matrix, determinant is 0";
        if (throwOnDegenerate === true) {
          throw new Error(msg);
        } else {
          console.warn(msg);
        }
        return this.identity();
      }
      var detInv = 1 / det;
      te[0] = t11 * detInv;
      te[1] = (n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44) * detInv;
      te[2] = (n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44) * detInv;
      te[3] = (n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43) * detInv;
      te[4] = t12 * detInv;
      te[5] = (n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44) * detInv;
      te[6] = (n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44) * detInv;
      te[7] = (n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43) * detInv;
      te[8] = t13 * detInv;
      te[9] = (n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43 + n13 * n21 * n44 - n11 * n23 * n44) * detInv;
      te[10] = (n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44) * detInv;
      te[11] = (n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43) * detInv;
      te[12] = t14 * detInv;
      te[13] = (n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34) * detInv;
      te[14] = (n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34) * detInv;
      te[15] = (n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33) * detInv;
      return this;
    },
    scale: function(v) {
      var te = this.elements;
      var x = v.x, y = v.y, z = v.z;
      te[0] *= x;
      te[4] *= y;
      te[8] *= z;
      te[1] *= x;
      te[5] *= y;
      te[9] *= z;
      te[2] *= x;
      te[6] *= y;
      te[10] *= z;
      te[3] *= x;
      te[7] *= y;
      te[11] *= z;
      return this;
    },
    getMaxScaleOnAxis: function() {
      var te = this.elements;
      var scaleXSq = te[0] * te[0] + te[1] * te[1] + te[2] * te[2];
      var scaleYSq = te[4] * te[4] + te[5] * te[5] + te[6] * te[6];
      var scaleZSq = te[8] * te[8] + te[9] * te[9] + te[10] * te[10];
      return Math.sqrt(Math.max(scaleXSq, scaleYSq, scaleZSq));
    },
    makeTranslation: function(x, y, z) {
      this.set(
        1,
        0,
        0,
        x,
        0,
        1,
        0,
        y,
        0,
        0,
        1,
        z,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeRotationX: function(theta) {
      var c = Math.cos(theta), s = Math.sin(theta);
      this.set(
        1,
        0,
        0,
        0,
        0,
        c,
        -s,
        0,
        0,
        s,
        c,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeRotationY: function(theta) {
      var c = Math.cos(theta), s = Math.sin(theta);
      this.set(
        c,
        0,
        s,
        0,
        0,
        1,
        0,
        0,
        -s,
        0,
        c,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeRotationZ: function(theta) {
      var c = Math.cos(theta), s = Math.sin(theta);
      this.set(
        c,
        -s,
        0,
        0,
        s,
        c,
        0,
        0,
        0,
        0,
        1,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeRotationAxis: function(axis, angle) {
      var c = Math.cos(angle);
      var s = Math.sin(angle);
      var t = 1 - c;
      var x = axis.x, y = axis.y, z = axis.z;
      var tx = t * x, ty = t * y;
      this.set(
        tx * x + c,
        tx * y - s * z,
        tx * z + s * y,
        0,
        tx * y + s * z,
        ty * y + c,
        ty * z - s * x,
        0,
        tx * z - s * y,
        ty * z + s * x,
        t * z * z + c,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeScale: function(x, y, z) {
      this.set(
        x,
        0,
        0,
        0,
        0,
        y,
        0,
        0,
        0,
        0,
        z,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    makeShear: function(x, y, z) {
      this.set(
        1,
        y,
        z,
        0,
        x,
        1,
        z,
        0,
        x,
        y,
        1,
        0,
        0,
        0,
        0,
        1
      );
      return this;
    },
    compose: function(position, quaternion, scale) {
      var te = this.elements;
      var x = quaternion._x, y = quaternion._y, z = quaternion._z, w = quaternion._w;
      var x2 = x + x, y2 = y + y, z2 = z + z;
      var xx = x * x2, xy = x * y2, xz = x * z2;
      var yy = y * y2, yz = y * z2, zz = z * z2;
      var wx = w * x2, wy = w * y2, wz = w * z2;
      var sx = scale.x, sy = scale.y, sz = scale.z;
      te[0] = (1 - (yy + zz)) * sx;
      te[1] = (xy + wz) * sx;
      te[2] = (xz - wy) * sx;
      te[3] = 0;
      te[4] = (xy - wz) * sy;
      te[5] = (1 - (xx + zz)) * sy;
      te[6] = (yz + wx) * sy;
      te[7] = 0;
      te[8] = (xz + wy) * sz;
      te[9] = (yz - wx) * sz;
      te[10] = (1 - (xx + yy)) * sz;
      te[11] = 0;
      te[12] = position.x;
      te[13] = position.y;
      te[14] = position.z;
      te[15] = 1;
      return this;
    },
    decompose: function(position, quaternion, scale) {
      var te = this.elements;
      var sx = _v1.set(te[0], te[1], te[2]).length();
      var sy = _v1.set(te[4], te[5], te[6]).length();
      var sz = _v1.set(te[8], te[9], te[10]).length();
      var det = this.determinant();
      if (det < 0)
        sx = -sx;
      position.x = te[12];
      position.y = te[13];
      position.z = te[14];
      _m1.copy(this);
      var invSX = 1 / sx;
      var invSY = 1 / sy;
      var invSZ = 1 / sz;
      _m1.elements[0] *= invSX;
      _m1.elements[1] *= invSX;
      _m1.elements[2] *= invSX;
      _m1.elements[4] *= invSY;
      _m1.elements[5] *= invSY;
      _m1.elements[6] *= invSY;
      _m1.elements[8] *= invSZ;
      _m1.elements[9] *= invSZ;
      _m1.elements[10] *= invSZ;
      quaternion.setFromRotationMatrix(_m1);
      scale.x = sx;
      scale.y = sy;
      scale.z = sz;
      return this;
    },
    makePerspective: function(left, right, top2, bottom, near, far) {
      if (far === void 0) {
        console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");
      }
      var te = this.elements;
      var x = 2 * near / (right - left);
      var y = 2 * near / (top2 - bottom);
      var a = (right + left) / (right - left);
      var b = (top2 + bottom) / (top2 - bottom);
      var c = -(far + near) / (far - near);
      var d = -2 * far * near / (far - near);
      te[0] = x;
      te[4] = 0;
      te[8] = a;
      te[12] = 0;
      te[1] = 0;
      te[5] = y;
      te[9] = b;
      te[13] = 0;
      te[2] = 0;
      te[6] = 0;
      te[10] = c;
      te[14] = d;
      te[3] = 0;
      te[7] = 0;
      te[11] = -1;
      te[15] = 0;
      return this;
    },
    makeOrthographic: function(left, right, top2, bottom, near, far) {
      var te = this.elements;
      var w = 1 / (right - left);
      var h = 1 / (top2 - bottom);
      var p = 1 / (far - near);
      var x = (right + left) * w;
      var y = (top2 + bottom) * h;
      var z = (far + near) * p;
      te[0] = 2 * w;
      te[4] = 0;
      te[8] = 0;
      te[12] = -x;
      te[1] = 0;
      te[5] = 2 * h;
      te[9] = 0;
      te[13] = -y;
      te[2] = 0;
      te[6] = 0;
      te[10] = -2 * p;
      te[14] = -z;
      te[3] = 0;
      te[7] = 0;
      te[11] = 0;
      te[15] = 1;
      return this;
    },
    equals: function(matrix) {
      var te = this.elements;
      var me = matrix.elements;
      for (var i2 = 0; i2 < 16; i2++) {
        if (te[i2] !== me[i2])
          return false;
      }
      return true;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      for (var i2 = 0; i2 < 16; i2++) {
        this.elements[i2] = array[i2 + offset];
      }
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      var te = this.elements;
      array[offset] = te[0];
      array[offset + 1] = te[1];
      array[offset + 2] = te[2];
      array[offset + 3] = te[3];
      array[offset + 4] = te[4];
      array[offset + 5] = te[5];
      array[offset + 6] = te[6];
      array[offset + 7] = te[7];
      array[offset + 8] = te[8];
      array[offset + 9] = te[9];
      array[offset + 10] = te[10];
      array[offset + 11] = te[11];
      array[offset + 12] = te[12];
      array[offset + 13] = te[13];
      array[offset + 14] = te[14];
      array[offset + 15] = te[15];
      return array;
    }
  });
  var _matrix = new Matrix4();
  var _quaternion$1 = new Quaternion();
  function Euler(x, y, z, order) {
    this._x = x || 0;
    this._y = y || 0;
    this._z = z || 0;
    this._order = order || Euler.DefaultOrder;
  }
  Euler.RotationOrders = ["XYZ", "YZX", "ZXY", "XZY", "YXZ", "ZYX"];
  Euler.DefaultOrder = "XYZ";
  Object.defineProperties(Euler.prototype, {
    x: {
      get: function() {
        return this._x;
      },
      set: function(value) {
        this._x = value;
        this._onChangeCallback();
      }
    },
    y: {
      get: function() {
        return this._y;
      },
      set: function(value) {
        this._y = value;
        this._onChangeCallback();
      }
    },
    z: {
      get: function() {
        return this._z;
      },
      set: function(value) {
        this._z = value;
        this._onChangeCallback();
      }
    },
    order: {
      get: function() {
        return this._order;
      },
      set: function(value) {
        this._order = value;
        this._onChangeCallback();
      }
    }
  });
  Object.assign(Euler.prototype, {
    isEuler: true,
    set: function(x, y, z, order) {
      this._x = x;
      this._y = y;
      this._z = z;
      this._order = order || this._order;
      this._onChangeCallback();
      return this;
    },
    clone: function() {
      return new this.constructor(this._x, this._y, this._z, this._order);
    },
    copy: function(euler) {
      this._x = euler._x;
      this._y = euler._y;
      this._z = euler._z;
      this._order = euler._order;
      this._onChangeCallback();
      return this;
    },
    setFromRotationMatrix: function(m, order, update) {
      var clamp = MathUtils.clamp;
      var te = m.elements;
      var m11 = te[0], m12 = te[4], m13 = te[8];
      var m21 = te[1], m22 = te[5], m23 = te[9];
      var m31 = te[2], m32 = te[6], m33 = te[10];
      order = order || this._order;
      if (order === "XYZ") {
        this._y = Math.asin(clamp(m13, -1, 1));
        if (Math.abs(m13) < 0.9999999) {
          this._x = Math.atan2(-m23, m33);
          this._z = Math.atan2(-m12, m11);
        } else {
          this._x = Math.atan2(m32, m22);
          this._z = 0;
        }
      } else if (order === "YXZ") {
        this._x = Math.asin(-clamp(m23, -1, 1));
        if (Math.abs(m23) < 0.9999999) {
          this._y = Math.atan2(m13, m33);
          this._z = Math.atan2(m21, m22);
        } else {
          this._y = Math.atan2(-m31, m11);
          this._z = 0;
        }
      } else if (order === "ZXY") {
        this._x = Math.asin(clamp(m32, -1, 1));
        if (Math.abs(m32) < 0.9999999) {
          this._y = Math.atan2(-m31, m33);
          this._z = Math.atan2(-m12, m22);
        } else {
          this._y = 0;
          this._z = Math.atan2(m21, m11);
        }
      } else if (order === "ZYX") {
        this._y = Math.asin(-clamp(m31, -1, 1));
        if (Math.abs(m31) < 0.9999999) {
          this._x = Math.atan2(m32, m33);
          this._z = Math.atan2(m21, m11);
        } else {
          this._x = 0;
          this._z = Math.atan2(-m12, m22);
        }
      } else if (order === "YZX") {
        this._z = Math.asin(clamp(m21, -1, 1));
        if (Math.abs(m21) < 0.9999999) {
          this._x = Math.atan2(-m23, m22);
          this._y = Math.atan2(-m31, m11);
        } else {
          this._x = 0;
          this._y = Math.atan2(m13, m33);
        }
      } else if (order === "XZY") {
        this._z = Math.asin(-clamp(m12, -1, 1));
        if (Math.abs(m12) < 0.9999999) {
          this._x = Math.atan2(m32, m22);
          this._y = Math.atan2(m13, m11);
        } else {
          this._x = Math.atan2(-m23, m33);
          this._y = 0;
        }
      } else {
        console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: " + order);
      }
      this._order = order;
      if (update !== false)
        this._onChangeCallback();
      return this;
    },
    setFromQuaternion: function(q, order, update) {
      _matrix.makeRotationFromQuaternion(q);
      return this.setFromRotationMatrix(_matrix, order, update);
    },
    setFromVector3: function(v, order) {
      return this.set(v.x, v.y, v.z, order || this._order);
    },
    reorder: function(newOrder) {
      _quaternion$1.setFromEuler(this);
      return this.setFromQuaternion(_quaternion$1, newOrder);
    },
    equals: function(euler) {
      return euler._x === this._x && euler._y === this._y && euler._z === this._z && euler._order === this._order;
    },
    fromArray: function(array) {
      this._x = array[0];
      this._y = array[1];
      this._z = array[2];
      if (array[3] !== void 0)
        this._order = array[3];
      this._onChangeCallback();
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this._x;
      array[offset + 1] = this._y;
      array[offset + 2] = this._z;
      array[offset + 3] = this._order;
      return array;
    },
    toVector3: function(optionalResult) {
      if (optionalResult) {
        return optionalResult.set(this._x, this._y, this._z);
      } else {
        return new Vector3(this._x, this._y, this._z);
      }
    },
    _onChange: function(callback) {
      this._onChangeCallback = callback;
      return this;
    },
    _onChangeCallback: function() {
    }
  });
  function Layers() {
    this.mask = 1 | 0;
  }
  Object.assign(Layers.prototype, {
    set: function(channel) {
      this.mask = 1 << channel | 0;
    },
    enable: function(channel) {
      this.mask |= 1 << channel | 0;
    },
    enableAll: function() {
      this.mask = 4294967295 | 0;
    },
    toggle: function(channel) {
      this.mask ^= 1 << channel | 0;
    },
    disable: function(channel) {
      this.mask &= ~(1 << channel | 0);
    },
    disableAll: function() {
      this.mask = 0;
    },
    test: function(layers) {
      return (this.mask & layers.mask) !== 0;
    }
  });
  var _object3DId = 0;
  var _v1$1 = new Vector3();
  var _q1 = new Quaternion();
  var _m1$1 = new Matrix4();
  var _target = new Vector3();
  var _position = new Vector3();
  var _scale = new Vector3();
  var _quaternion$2 = new Quaternion();
  var _xAxis = new Vector3(1, 0, 0);
  var _yAxis = new Vector3(0, 1, 0);
  var _zAxis = new Vector3(0, 0, 1);
  var _addedEvent = { type: "added" };
  var _removedEvent = { type: "removed" };
  function Object3D() {
    Object.defineProperty(this, "id", { value: _object3DId++ });
    this.uuid = MathUtils.generateUUID();
    this.name = "";
    this.type = "Object3D";
    this.parent = null;
    this.children = [];
    this.up = Object3D.DefaultUp.clone();
    var position = new Vector3();
    var rotation = new Euler();
    var quaternion = new Quaternion();
    var scale = new Vector3(1, 1, 1);
    function onRotationChange() {
      quaternion.setFromEuler(rotation, false);
    }
    function onQuaternionChange() {
      rotation.setFromQuaternion(quaternion, void 0, false);
    }
    rotation._onChange(onRotationChange);
    quaternion._onChange(onQuaternionChange);
    Object.defineProperties(this, {
      position: {
        configurable: true,
        enumerable: true,
        value: position
      },
      rotation: {
        configurable: true,
        enumerable: true,
        value: rotation
      },
      quaternion: {
        configurable: true,
        enumerable: true,
        value: quaternion
      },
      scale: {
        configurable: true,
        enumerable: true,
        value: scale
      },
      modelViewMatrix: {
        value: new Matrix4()
      },
      normalMatrix: {
        value: new Matrix3()
      }
    });
    this.matrix = new Matrix4();
    this.matrixWorld = new Matrix4();
    this.matrixAutoUpdate = Object3D.DefaultMatrixAutoUpdate;
    this.matrixWorldNeedsUpdate = false;
    this.layers = new Layers();
    this.visible = true;
    this.castShadow = false;
    this.receiveShadow = false;
    this.frustumCulled = true;
    this.renderOrder = 0;
    this.userData = {};
  }
  Object3D.DefaultUp = new Vector3(0, 1, 0);
  Object3D.DefaultMatrixAutoUpdate = true;
  Object3D.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: Object3D,
    isObject3D: true,
    onBeforeRender: function() {
    },
    onAfterRender: function() {
    },
    applyMatrix4: function(matrix) {
      if (this.matrixAutoUpdate)
        this.updateMatrix();
      this.matrix.premultiply(matrix);
      this.matrix.decompose(this.position, this.quaternion, this.scale);
    },
    applyQuaternion: function(q) {
      this.quaternion.premultiply(q);
      return this;
    },
    setRotationFromAxisAngle: function(axis, angle) {
      this.quaternion.setFromAxisAngle(axis, angle);
    },
    setRotationFromEuler: function(euler) {
      this.quaternion.setFromEuler(euler, true);
    },
    setRotationFromMatrix: function(m) {
      this.quaternion.setFromRotationMatrix(m);
    },
    setRotationFromQuaternion: function(q) {
      this.quaternion.copy(q);
    },
    rotateOnAxis: function(axis, angle) {
      _q1.setFromAxisAngle(axis, angle);
      this.quaternion.multiply(_q1);
      return this;
    },
    rotateOnWorldAxis: function(axis, angle) {
      _q1.setFromAxisAngle(axis, angle);
      this.quaternion.premultiply(_q1);
      return this;
    },
    rotateX: function(angle) {
      return this.rotateOnAxis(_xAxis, angle);
    },
    rotateY: function(angle) {
      return this.rotateOnAxis(_yAxis, angle);
    },
    rotateZ: function(angle) {
      return this.rotateOnAxis(_zAxis, angle);
    },
    translateOnAxis: function(axis, distance) {
      _v1$1.copy(axis).applyQuaternion(this.quaternion);
      this.position.add(_v1$1.multiplyScalar(distance));
      return this;
    },
    translateX: function(distance) {
      return this.translateOnAxis(_xAxis, distance);
    },
    translateY: function(distance) {
      return this.translateOnAxis(_yAxis, distance);
    },
    translateZ: function(distance) {
      return this.translateOnAxis(_zAxis, distance);
    },
    localToWorld: function(vector) {
      return vector.applyMatrix4(this.matrixWorld);
    },
    worldToLocal: function(vector) {
      return vector.applyMatrix4(_m1$1.getInverse(this.matrixWorld));
    },
    lookAt: function(x, y, z) {
      if (x.isVector3) {
        _target.copy(x);
      } else {
        _target.set(x, y, z);
      }
      var parent = this.parent;
      this.updateWorldMatrix(true, false);
      _position.setFromMatrixPosition(this.matrixWorld);
      if (this.isCamera || this.isLight) {
        _m1$1.lookAt(_position, _target, this.up);
      } else {
        _m1$1.lookAt(_target, _position, this.up);
      }
      this.quaternion.setFromRotationMatrix(_m1$1);
      if (parent) {
        _m1$1.extractRotation(parent.matrixWorld);
        _q1.setFromRotationMatrix(_m1$1);
        this.quaternion.premultiply(_q1.inverse());
      }
    },
    add: function(object) {
      if (arguments.length > 1) {
        for (var i2 = 0; i2 < arguments.length; i2++) {
          this.add(arguments[i2]);
        }
        return this;
      }
      if (object === this) {
        console.error("THREE.Object3D.add: object can't be added as a child of itself.", object);
        return this;
      }
      if (object && object.isObject3D) {
        if (object.parent !== null) {
          object.parent.remove(object);
        }
        object.parent = this;
        this.children.push(object);
        object.dispatchEvent(_addedEvent);
      } else {
        console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.", object);
      }
      return this;
    },
    remove: function(object) {
      if (arguments.length > 1) {
        for (var i2 = 0; i2 < arguments.length; i2++) {
          this.remove(arguments[i2]);
        }
        return this;
      }
      var index = this.children.indexOf(object);
      if (index !== -1) {
        object.parent = null;
        this.children.splice(index, 1);
        object.dispatchEvent(_removedEvent);
      }
      return this;
    },
    attach: function(object) {
      this.updateWorldMatrix(true, false);
      _m1$1.getInverse(this.matrixWorld);
      if (object.parent !== null) {
        object.parent.updateWorldMatrix(true, false);
        _m1$1.multiply(object.parent.matrixWorld);
      }
      object.applyMatrix4(_m1$1);
      object.updateWorldMatrix(false, false);
      this.add(object);
      return this;
    },
    getObjectById: function(id) {
      return this.getObjectByProperty("id", id);
    },
    getObjectByName: function(name) {
      return this.getObjectByProperty("name", name);
    },
    getObjectByProperty: function(name, value) {
      if (this[name] === value)
        return this;
      for (var i2 = 0, l = this.children.length; i2 < l; i2++) {
        var child = this.children[i2];
        var object = child.getObjectByProperty(name, value);
        if (object !== void 0) {
          return object;
        }
      }
      return void 0;
    },
    getWorldPosition: function(target) {
      if (target === void 0) {
        console.warn("THREE.Object3D: .getWorldPosition() target is now required");
        target = new Vector3();
      }
      this.updateMatrixWorld(true);
      return target.setFromMatrixPosition(this.matrixWorld);
    },
    getWorldQuaternion: function(target) {
      if (target === void 0) {
        console.warn("THREE.Object3D: .getWorldQuaternion() target is now required");
        target = new Quaternion();
      }
      this.updateMatrixWorld(true);
      this.matrixWorld.decompose(_position, target, _scale);
      return target;
    },
    getWorldScale: function(target) {
      if (target === void 0) {
        console.warn("THREE.Object3D: .getWorldScale() target is now required");
        target = new Vector3();
      }
      this.updateMatrixWorld(true);
      this.matrixWorld.decompose(_position, _quaternion$2, target);
      return target;
    },
    getWorldDirection: function(target) {
      if (target === void 0) {
        console.warn("THREE.Object3D: .getWorldDirection() target is now required");
        target = new Vector3();
      }
      this.updateMatrixWorld(true);
      var e = this.matrixWorld.elements;
      return target.set(e[8], e[9], e[10]).normalize();
    },
    raycast: function() {
    },
    traverse: function(callback) {
      callback(this);
      var children = this.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        children[i2].traverse(callback);
      }
    },
    traverseVisible: function(callback) {
      if (this.visible === false)
        return;
      callback(this);
      var children = this.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        children[i2].traverseVisible(callback);
      }
    },
    traverseAncestors: function(callback) {
      var parent = this.parent;
      if (parent !== null) {
        callback(parent);
        parent.traverseAncestors(callback);
      }
    },
    updateMatrix: function() {
      this.matrix.compose(this.position, this.quaternion, this.scale);
      this.matrixWorldNeedsUpdate = true;
    },
    updateMatrixWorld: function(force) {
      if (this.matrixAutoUpdate)
        this.updateMatrix();
      if (this.matrixWorldNeedsUpdate || force) {
        if (this.parent === null) {
          this.matrixWorld.copy(this.matrix);
        } else {
          this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix);
        }
        this.matrixWorldNeedsUpdate = false;
        force = true;
      }
      var children = this.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        children[i2].updateMatrixWorld(force);
      }
    },
    updateWorldMatrix: function(updateParents, updateChildren) {
      var parent = this.parent;
      if (updateParents === true && parent !== null) {
        parent.updateWorldMatrix(true, false);
      }
      if (this.matrixAutoUpdate)
        this.updateMatrix();
      if (this.parent === null) {
        this.matrixWorld.copy(this.matrix);
      } else {
        this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix);
      }
      if (updateChildren === true) {
        var children = this.children;
        for (var i2 = 0, l = children.length; i2 < l; i2++) {
          children[i2].updateWorldMatrix(false, true);
        }
      }
    },
    toJSON: function(meta) {
      var isRootObject = meta === void 0 || typeof meta === "string";
      var output = {};
      if (isRootObject) {
        meta = {
          geometries: {},
          materials: {},
          textures: {},
          images: {},
          shapes: {}
        };
        output.metadata = {
          version: 4.5,
          type: "Object",
          generator: "Object3D.toJSON"
        };
      }
      var object = {};
      object.uuid = this.uuid;
      object.type = this.type;
      if (this.name !== "")
        object.name = this.name;
      if (this.castShadow === true)
        object.castShadow = true;
      if (this.receiveShadow === true)
        object.receiveShadow = true;
      if (this.visible === false)
        object.visible = false;
      if (this.frustumCulled === false)
        object.frustumCulled = false;
      if (this.renderOrder !== 0)
        object.renderOrder = this.renderOrder;
      if (JSON.stringify(this.userData) !== "{}")
        object.userData = this.userData;
      object.layers = this.layers.mask;
      object.matrix = this.matrix.toArray();
      if (this.matrixAutoUpdate === false)
        object.matrixAutoUpdate = false;
      if (this.isInstancedMesh) {
        object.type = "InstancedMesh";
        object.count = this.count;
        object.instanceMatrix = this.instanceMatrix.toJSON();
      }
      function serialize(library, element) {
        if (library[element.uuid] === void 0) {
          library[element.uuid] = element.toJSON(meta);
        }
        return element.uuid;
      }
      if (this.isMesh || this.isLine || this.isPoints) {
        object.geometry = serialize(meta.geometries, this.geometry);
        var parameters = this.geometry.parameters;
        if (parameters !== void 0 && parameters.shapes !== void 0) {
          var shapes = parameters.shapes;
          if (Array.isArray(shapes)) {
            for (var i2 = 0, l = shapes.length; i2 < l; i2++) {
              var shape = shapes[i2];
              serialize(meta.shapes, shape);
            }
          } else {
            serialize(meta.shapes, shapes);
          }
        }
      }
      if (this.material !== void 0) {
        if (Array.isArray(this.material)) {
          var uuids = [];
          for (var i2 = 0, l = this.material.length; i2 < l; i2++) {
            uuids.push(serialize(meta.materials, this.material[i2]));
          }
          object.material = uuids;
        } else {
          object.material = serialize(meta.materials, this.material);
        }
      }
      if (this.children.length > 0) {
        object.children = [];
        for (var i2 = 0; i2 < this.children.length; i2++) {
          object.children.push(this.children[i2].toJSON(meta).object);
        }
      }
      if (isRootObject) {
        var geometries = extractFromCache(meta.geometries);
        var materials = extractFromCache(meta.materials);
        var textures = extractFromCache(meta.textures);
        var images = extractFromCache(meta.images);
        var shapes = extractFromCache(meta.shapes);
        if (geometries.length > 0)
          output.geometries = geometries;
        if (materials.length > 0)
          output.materials = materials;
        if (textures.length > 0)
          output.textures = textures;
        if (images.length > 0)
          output.images = images;
        if (shapes.length > 0)
          output.shapes = shapes;
      }
      output.object = object;
      return output;
      function extractFromCache(cache) {
        var values = [];
        for (var key in cache) {
          var data = cache[key];
          delete data.metadata;
          values.push(data);
        }
        return values;
      }
    },
    clone: function(recursive) {
      return new this.constructor().copy(this, recursive);
    },
    copy: function(source, recursive) {
      if (recursive === void 0)
        recursive = true;
      this.name = source.name;
      this.up.copy(source.up);
      this.position.copy(source.position);
      this.quaternion.copy(source.quaternion);
      this.scale.copy(source.scale);
      this.matrix.copy(source.matrix);
      this.matrixWorld.copy(source.matrixWorld);
      this.matrixAutoUpdate = source.matrixAutoUpdate;
      this.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate;
      this.layers.mask = source.layers.mask;
      this.visible = source.visible;
      this.castShadow = source.castShadow;
      this.receiveShadow = source.receiveShadow;
      this.frustumCulled = source.frustumCulled;
      this.renderOrder = source.renderOrder;
      this.userData = JSON.parse(JSON.stringify(source.userData));
      if (recursive === true) {
        for (var i2 = 0; i2 < source.children.length; i2++) {
          var child = source.children[i2];
          this.add(child.clone());
        }
      }
      return this;
    }
  });
  function Scene() {
    Object3D.call(this);
    this.type = "Scene";
    this.background = null;
    this.environment = null;
    this.fog = null;
    this.overrideMaterial = null;
    this.autoUpdate = true;
    if (typeof __THREE_DEVTOOLS__ !== "undefined") {
      __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", { detail: this }));
    }
  }
  Scene.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Scene,
    isScene: true,
    copy: function(source, recursive) {
      Object3D.prototype.copy.call(this, source, recursive);
      if (source.background !== null)
        this.background = source.background.clone();
      if (source.environment !== null)
        this.environment = source.environment.clone();
      if (source.fog !== null)
        this.fog = source.fog.clone();
      if (source.overrideMaterial !== null)
        this.overrideMaterial = source.overrideMaterial.clone();
      this.autoUpdate = source.autoUpdate;
      this.matrixAutoUpdate = source.matrixAutoUpdate;
      return this;
    },
    toJSON: function(meta) {
      var data = Object3D.prototype.toJSON.call(this, meta);
      if (this.background !== null)
        data.object.background = this.background.toJSON(meta);
      if (this.environment !== null)
        data.object.environment = this.environment.toJSON(meta);
      if (this.fog !== null)
        data.object.fog = this.fog.toJSON();
      return data;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    }
  });
  var _points = [
    new Vector3(),
    new Vector3(),
    new Vector3(),
    new Vector3(),
    new Vector3(),
    new Vector3(),
    new Vector3(),
    new Vector3()
  ];
  var _vector$1 = new Vector3();
  var _box = new Box3();
  var _v0 = new Vector3();
  var _v1$2 = new Vector3();
  var _v2 = new Vector3();
  var _f0 = new Vector3();
  var _f1 = new Vector3();
  var _f2 = new Vector3();
  var _center = new Vector3();
  var _extents = new Vector3();
  var _triangleNormal = new Vector3();
  var _testAxis = new Vector3();
  function Box3(min, max) {
    this.min = min !== void 0 ? min : new Vector3(Infinity, Infinity, Infinity);
    this.max = max !== void 0 ? max : new Vector3(-Infinity, -Infinity, -Infinity);
  }
  Object.assign(Box3.prototype, {
    isBox3: true,
    set: function(min, max) {
      this.min.copy(min);
      this.max.copy(max);
      return this;
    },
    setFromArray: function(array) {
      var minX = Infinity;
      var minY = Infinity;
      var minZ = Infinity;
      var maxX = -Infinity;
      var maxY = -Infinity;
      var maxZ = -Infinity;
      for (var i2 = 0, l = array.length; i2 < l; i2 += 3) {
        var x = array[i2];
        var y = array[i2 + 1];
        var z = array[i2 + 2];
        if (x < minX)
          minX = x;
        if (y < minY)
          minY = y;
        if (z < minZ)
          minZ = z;
        if (x > maxX)
          maxX = x;
        if (y > maxY)
          maxY = y;
        if (z > maxZ)
          maxZ = z;
      }
      this.min.set(minX, minY, minZ);
      this.max.set(maxX, maxY, maxZ);
      return this;
    },
    setFromBufferAttribute: function(attribute) {
      var minX = Infinity;
      var minY = Infinity;
      var minZ = Infinity;
      var maxX = -Infinity;
      var maxY = -Infinity;
      var maxZ = -Infinity;
      for (var i2 = 0, l = attribute.count; i2 < l; i2++) {
        var x = attribute.getX(i2);
        var y = attribute.getY(i2);
        var z = attribute.getZ(i2);
        if (x < minX)
          minX = x;
        if (y < minY)
          minY = y;
        if (z < minZ)
          minZ = z;
        if (x > maxX)
          maxX = x;
        if (y > maxY)
          maxY = y;
        if (z > maxZ)
          maxZ = z;
      }
      this.min.set(minX, minY, minZ);
      this.max.set(maxX, maxY, maxZ);
      return this;
    },
    setFromPoints: function(points) {
      this.makeEmpty();
      for (var i2 = 0, il = points.length; i2 < il; i2++) {
        this.expandByPoint(points[i2]);
      }
      return this;
    },
    setFromCenterAndSize: function(center, size) {
      var halfSize = _vector$1.copy(size).multiplyScalar(0.5);
      this.min.copy(center).sub(halfSize);
      this.max.copy(center).add(halfSize);
      return this;
    },
    setFromObject: function(object) {
      this.makeEmpty();
      return this.expandByObject(object);
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(box) {
      this.min.copy(box.min);
      this.max.copy(box.max);
      return this;
    },
    makeEmpty: function() {
      this.min.x = this.min.y = this.min.z = Infinity;
      this.max.x = this.max.y = this.max.z = -Infinity;
      return this;
    },
    isEmpty: function() {
      return this.max.x < this.min.x || this.max.y < this.min.y || this.max.z < this.min.z;
    },
    getCenter: function(target) {
      if (target === void 0) {
        console.warn("THREE.Box3: .getCenter() target is now required");
        target = new Vector3();
      }
      return this.isEmpty() ? target.set(0, 0, 0) : target.addVectors(this.min, this.max).multiplyScalar(0.5);
    },
    getSize: function(target) {
      if (target === void 0) {
        console.warn("THREE.Box3: .getSize() target is now required");
        target = new Vector3();
      }
      return this.isEmpty() ? target.set(0, 0, 0) : target.subVectors(this.max, this.min);
    },
    expandByPoint: function(point) {
      this.min.min(point);
      this.max.max(point);
      return this;
    },
    expandByVector: function(vector) {
      this.min.sub(vector);
      this.max.add(vector);
      return this;
    },
    expandByScalar: function(scalar) {
      this.min.addScalar(-scalar);
      this.max.addScalar(scalar);
      return this;
    },
    expandByObject: function(object) {
      object.updateWorldMatrix(false, false);
      var geometry = object.geometry;
      if (geometry !== void 0) {
        if (geometry.boundingBox === null) {
          geometry.computeBoundingBox();
        }
        _box.copy(geometry.boundingBox);
        _box.applyMatrix4(object.matrixWorld);
        this.expandByPoint(_box.min);
        this.expandByPoint(_box.max);
      }
      var children = object.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        this.expandByObject(children[i2]);
      }
      return this;
    },
    containsPoint: function(point) {
      return point.x < this.min.x || point.x > this.max.x || point.y < this.min.y || point.y > this.max.y || point.z < this.min.z || point.z > this.max.z ? false : true;
    },
    containsBox: function(box) {
      return this.min.x <= box.min.x && box.max.x <= this.max.x && this.min.y <= box.min.y && box.max.y <= this.max.y && this.min.z <= box.min.z && box.max.z <= this.max.z;
    },
    getParameter: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Box3: .getParameter() target is now required");
        target = new Vector3();
      }
      return target.set(
        (point.x - this.min.x) / (this.max.x - this.min.x),
        (point.y - this.min.y) / (this.max.y - this.min.y),
        (point.z - this.min.z) / (this.max.z - this.min.z)
      );
    },
    intersectsBox: function(box) {
      return box.max.x < this.min.x || box.min.x > this.max.x || box.max.y < this.min.y || box.min.y > this.max.y || box.max.z < this.min.z || box.min.z > this.max.z ? false : true;
    },
    intersectsSphere: function(sphere) {
      this.clampPoint(sphere.center, _vector$1);
      return _vector$1.distanceToSquared(sphere.center) <= sphere.radius * sphere.radius;
    },
    intersectsPlane: function(plane) {
      var min, max;
      if (plane.normal.x > 0) {
        min = plane.normal.x * this.min.x;
        max = plane.normal.x * this.max.x;
      } else {
        min = plane.normal.x * this.max.x;
        max = plane.normal.x * this.min.x;
      }
      if (plane.normal.y > 0) {
        min += plane.normal.y * this.min.y;
        max += plane.normal.y * this.max.y;
      } else {
        min += plane.normal.y * this.max.y;
        max += plane.normal.y * this.min.y;
      }
      if (plane.normal.z > 0) {
        min += plane.normal.z * this.min.z;
        max += plane.normal.z * this.max.z;
      } else {
        min += plane.normal.z * this.max.z;
        max += plane.normal.z * this.min.z;
      }
      return min <= -plane.constant && max >= -plane.constant;
    },
    intersectsTriangle: function(triangle) {
      if (this.isEmpty()) {
        return false;
      }
      this.getCenter(_center);
      _extents.subVectors(this.max, _center);
      _v0.subVectors(triangle.a, _center);
      _v1$2.subVectors(triangle.b, _center);
      _v2.subVectors(triangle.c, _center);
      _f0.subVectors(_v1$2, _v0);
      _f1.subVectors(_v2, _v1$2);
      _f2.subVectors(_v0, _v2);
      var axes = [
        0,
        -_f0.z,
        _f0.y,
        0,
        -_f1.z,
        _f1.y,
        0,
        -_f2.z,
        _f2.y,
        _f0.z,
        0,
        -_f0.x,
        _f1.z,
        0,
        -_f1.x,
        _f2.z,
        0,
        -_f2.x,
        -_f0.y,
        _f0.x,
        0,
        -_f1.y,
        _f1.x,
        0,
        -_f2.y,
        _f2.x,
        0
      ];
      if (!satForAxes(axes, _v0, _v1$2, _v2, _extents)) {
        return false;
      }
      axes = [1, 0, 0, 0, 1, 0, 0, 0, 1];
      if (!satForAxes(axes, _v0, _v1$2, _v2, _extents)) {
        return false;
      }
      _triangleNormal.crossVectors(_f0, _f1);
      axes = [_triangleNormal.x, _triangleNormal.y, _triangleNormal.z];
      return satForAxes(axes, _v0, _v1$2, _v2, _extents);
    },
    clampPoint: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Box3: .clampPoint() target is now required");
        target = new Vector3();
      }
      return target.copy(point).clamp(this.min, this.max);
    },
    distanceToPoint: function(point) {
      var clampedPoint = _vector$1.copy(point).clamp(this.min, this.max);
      return clampedPoint.sub(point).length();
    },
    getBoundingSphere: function(target) {
      if (target === void 0) {
        console.error("THREE.Box3: .getBoundingSphere() target is now required");
      }
      this.getCenter(target.center);
      target.radius = this.getSize(_vector$1).length() * 0.5;
      return target;
    },
    intersect: function(box) {
      this.min.max(box.min);
      this.max.min(box.max);
      if (this.isEmpty())
        this.makeEmpty();
      return this;
    },
    union: function(box) {
      this.min.min(box.min);
      this.max.max(box.max);
      return this;
    },
    applyMatrix4: function(matrix) {
      if (this.isEmpty())
        return this;
      _points[0].set(this.min.x, this.min.y, this.min.z).applyMatrix4(matrix);
      _points[1].set(this.min.x, this.min.y, this.max.z).applyMatrix4(matrix);
      _points[2].set(this.min.x, this.max.y, this.min.z).applyMatrix4(matrix);
      _points[3].set(this.min.x, this.max.y, this.max.z).applyMatrix4(matrix);
      _points[4].set(this.max.x, this.min.y, this.min.z).applyMatrix4(matrix);
      _points[5].set(this.max.x, this.min.y, this.max.z).applyMatrix4(matrix);
      _points[6].set(this.max.x, this.max.y, this.min.z).applyMatrix4(matrix);
      _points[7].set(this.max.x, this.max.y, this.max.z).applyMatrix4(matrix);
      this.setFromPoints(_points);
      return this;
    },
    translate: function(offset) {
      this.min.add(offset);
      this.max.add(offset);
      return this;
    },
    equals: function(box) {
      return box.min.equals(this.min) && box.max.equals(this.max);
    }
  });
  function satForAxes(axes, v0, v1, v2, extents) {
    var i2, j;
    for (i2 = 0, j = axes.length - 3; i2 <= j; i2 += 3) {
      _testAxis.fromArray(axes, i2);
      var r = extents.x * Math.abs(_testAxis.x) + extents.y * Math.abs(_testAxis.y) + extents.z * Math.abs(_testAxis.z);
      var p0 = v0.dot(_testAxis);
      var p1 = v1.dot(_testAxis);
      var p2 = v2.dot(_testAxis);
      if (Math.max(-Math.max(p0, p1, p2), Math.min(p0, p1, p2)) > r) {
        return false;
      }
    }
    return true;
  }
  var _box$1 = new Box3();
  function Sphere(center, radius) {
    this.center = center !== void 0 ? center : new Vector3();
    this.radius = radius !== void 0 ? radius : 0;
  }
  Object.assign(Sphere.prototype, {
    set: function(center, radius) {
      this.center.copy(center);
      this.radius = radius;
      return this;
    },
    setFromPoints: function(points, optionalCenter) {
      var center = this.center;
      if (optionalCenter !== void 0) {
        center.copy(optionalCenter);
      } else {
        _box$1.setFromPoints(points).getCenter(center);
      }
      var maxRadiusSq = 0;
      for (var i2 = 0, il = points.length; i2 < il; i2++) {
        maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(points[i2]));
      }
      this.radius = Math.sqrt(maxRadiusSq);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(sphere) {
      this.center.copy(sphere.center);
      this.radius = sphere.radius;
      return this;
    },
    empty: function() {
      return this.radius <= 0;
    },
    containsPoint: function(point) {
      return point.distanceToSquared(this.center) <= this.radius * this.radius;
    },
    distanceToPoint: function(point) {
      return point.distanceTo(this.center) - this.radius;
    },
    intersectsSphere: function(sphere) {
      var radiusSum = this.radius + sphere.radius;
      return sphere.center.distanceToSquared(this.center) <= radiusSum * radiusSum;
    },
    intersectsBox: function(box) {
      return box.intersectsSphere(this);
    },
    intersectsPlane: function(plane) {
      return Math.abs(plane.distanceToPoint(this.center)) <= this.radius;
    },
    clampPoint: function(point, target) {
      var deltaLengthSq = this.center.distanceToSquared(point);
      if (target === void 0) {
        console.warn("THREE.Sphere: .clampPoint() target is now required");
        target = new Vector3();
      }
      target.copy(point);
      if (deltaLengthSq > this.radius * this.radius) {
        target.sub(this.center).normalize();
        target.multiplyScalar(this.radius).add(this.center);
      }
      return target;
    },
    getBoundingBox: function(target) {
      if (target === void 0) {
        console.warn("THREE.Sphere: .getBoundingBox() target is now required");
        target = new Box3();
      }
      target.set(this.center, this.center);
      target.expandByScalar(this.radius);
      return target;
    },
    applyMatrix4: function(matrix) {
      this.center.applyMatrix4(matrix);
      this.radius = this.radius * matrix.getMaxScaleOnAxis();
      return this;
    },
    translate: function(offset) {
      this.center.add(offset);
      return this;
    },
    equals: function(sphere) {
      return sphere.center.equals(this.center) && sphere.radius === this.radius;
    }
  });
  var _vector$2 = new Vector3();
  var _segCenter = new Vector3();
  var _segDir = new Vector3();
  var _diff = new Vector3();
  var _edge1 = new Vector3();
  var _edge2 = new Vector3();
  var _normal = new Vector3();
  function Ray(origin, direction) {
    this.origin = origin !== void 0 ? origin : new Vector3();
    this.direction = direction !== void 0 ? direction : new Vector3(0, 0, -1);
  }
  Object.assign(Ray.prototype, {
    set: function(origin, direction) {
      this.origin.copy(origin);
      this.direction.copy(direction);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(ray) {
      this.origin.copy(ray.origin);
      this.direction.copy(ray.direction);
      return this;
    },
    at: function(t, target) {
      if (target === void 0) {
        console.warn("THREE.Ray: .at() target is now required");
        target = new Vector3();
      }
      return target.copy(this.direction).multiplyScalar(t).add(this.origin);
    },
    lookAt: function(v) {
      this.direction.copy(v).sub(this.origin).normalize();
      return this;
    },
    recast: function(t) {
      this.origin.copy(this.at(t, _vector$2));
      return this;
    },
    closestPointToPoint: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Ray: .closestPointToPoint() target is now required");
        target = new Vector3();
      }
      target.subVectors(point, this.origin);
      var directionDistance = target.dot(this.direction);
      if (directionDistance < 0) {
        return target.copy(this.origin);
      }
      return target.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);
    },
    distanceToPoint: function(point) {
      return Math.sqrt(this.distanceSqToPoint(point));
    },
    distanceSqToPoint: function(point) {
      var directionDistance = _vector$2.subVectors(point, this.origin).dot(this.direction);
      if (directionDistance < 0) {
        return this.origin.distanceToSquared(point);
      }
      _vector$2.copy(this.direction).multiplyScalar(directionDistance).add(this.origin);
      return _vector$2.distanceToSquared(point);
    },
    distanceSqToSegment: function(v0, v1, optionalPointOnRay, optionalPointOnSegment) {
      _segCenter.copy(v0).add(v1).multiplyScalar(0.5);
      _segDir.copy(v1).sub(v0).normalize();
      _diff.copy(this.origin).sub(_segCenter);
      var segExtent = v0.distanceTo(v1) * 0.5;
      var a01 = -this.direction.dot(_segDir);
      var b0 = _diff.dot(this.direction);
      var b1 = -_diff.dot(_segDir);
      var c = _diff.lengthSq();
      var det = Math.abs(1 - a01 * a01);
      var s0, s1, sqrDist, extDet;
      if (det > 0) {
        s0 = a01 * b1 - b0;
        s1 = a01 * b0 - b1;
        extDet = segExtent * det;
        if (s0 >= 0) {
          if (s1 >= -extDet) {
            if (s1 <= extDet) {
              var invDet = 1 / det;
              s0 *= invDet;
              s1 *= invDet;
              sqrDist = s0 * (s0 + a01 * s1 + 2 * b0) + s1 * (a01 * s0 + s1 + 2 * b1) + c;
            } else {
              s1 = segExtent;
              s0 = Math.max(0, -(a01 * s1 + b0));
              sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
            }
          } else {
            s1 = -segExtent;
            s0 = Math.max(0, -(a01 * s1 + b0));
            sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
          }
        } else {
          if (s1 <= -extDet) {
            s0 = Math.max(0, -(-a01 * segExtent + b0));
            s1 = s0 > 0 ? -segExtent : Math.min(Math.max(-segExtent, -b1), segExtent);
            sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
          } else if (s1 <= extDet) {
            s0 = 0;
            s1 = Math.min(Math.max(-segExtent, -b1), segExtent);
            sqrDist = s1 * (s1 + 2 * b1) + c;
          } else {
            s0 = Math.max(0, -(a01 * segExtent + b0));
            s1 = s0 > 0 ? segExtent : Math.min(Math.max(-segExtent, -b1), segExtent);
            sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
          }
        }
      } else {
        s1 = a01 > 0 ? -segExtent : segExtent;
        s0 = Math.max(0, -(a01 * s1 + b0));
        sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
      }
      if (optionalPointOnRay) {
        optionalPointOnRay.copy(this.direction).multiplyScalar(s0).add(this.origin);
      }
      if (optionalPointOnSegment) {
        optionalPointOnSegment.copy(_segDir).multiplyScalar(s1).add(_segCenter);
      }
      return sqrDist;
    },
    intersectSphere: function(sphere, target) {
      _vector$2.subVectors(sphere.center, this.origin);
      var tca = _vector$2.dot(this.direction);
      var d2 = _vector$2.dot(_vector$2) - tca * tca;
      var radius2 = sphere.radius * sphere.radius;
      if (d2 > radius2)
        return null;
      var thc = Math.sqrt(radius2 - d2);
      var t0 = tca - thc;
      var t1 = tca + thc;
      if (t0 < 0 && t1 < 0)
        return null;
      if (t0 < 0)
        return this.at(t1, target);
      return this.at(t0, target);
    },
    intersectsSphere: function(sphere) {
      return this.distanceSqToPoint(sphere.center) <= sphere.radius * sphere.radius;
    },
    distanceToPlane: function(plane) {
      var denominator = plane.normal.dot(this.direction);
      if (denominator === 0) {
        if (plane.distanceToPoint(this.origin) === 0) {
          return 0;
        }
        return null;
      }
      var t = -(this.origin.dot(plane.normal) + plane.constant) / denominator;
      return t >= 0 ? t : null;
    },
    intersectPlane: function(plane, target) {
      var t = this.distanceToPlane(plane);
      if (t === null) {
        return null;
      }
      return this.at(t, target);
    },
    intersectsPlane: function(plane) {
      var distToPoint = plane.distanceToPoint(this.origin);
      if (distToPoint === 0) {
        return true;
      }
      var denominator = plane.normal.dot(this.direction);
      if (denominator * distToPoint < 0) {
        return true;
      }
      return false;
    },
    intersectBox: function(box, target) {
      var tmin, tmax, tymin, tymax, tzmin, tzmax;
      var invdirx = 1 / this.direction.x, invdiry = 1 / this.direction.y, invdirz = 1 / this.direction.z;
      var origin = this.origin;
      if (invdirx >= 0) {
        tmin = (box.min.x - origin.x) * invdirx;
        tmax = (box.max.x - origin.x) * invdirx;
      } else {
        tmin = (box.max.x - origin.x) * invdirx;
        tmax = (box.min.x - origin.x) * invdirx;
      }
      if (invdiry >= 0) {
        tymin = (box.min.y - origin.y) * invdiry;
        tymax = (box.max.y - origin.y) * invdiry;
      } else {
        tymin = (box.max.y - origin.y) * invdiry;
        tymax = (box.min.y - origin.y) * invdiry;
      }
      if (tmin > tymax || tymin > tmax)
        return null;
      if (tymin > tmin || tmin !== tmin)
        tmin = tymin;
      if (tymax < tmax || tmax !== tmax)
        tmax = tymax;
      if (invdirz >= 0) {
        tzmin = (box.min.z - origin.z) * invdirz;
        tzmax = (box.max.z - origin.z) * invdirz;
      } else {
        tzmin = (box.max.z - origin.z) * invdirz;
        tzmax = (box.min.z - origin.z) * invdirz;
      }
      if (tmin > tzmax || tzmin > tmax)
        return null;
      if (tzmin > tmin || tmin !== tmin)
        tmin = tzmin;
      if (tzmax < tmax || tmax !== tmax)
        tmax = tzmax;
      if (tmax < 0)
        return null;
      return this.at(tmin >= 0 ? tmin : tmax, target);
    },
    intersectsBox: function(box) {
      return this.intersectBox(box, _vector$2) !== null;
    },
    intersectTriangle: function(a, b, c, backfaceCulling, target) {
      _edge1.subVectors(b, a);
      _edge2.subVectors(c, a);
      _normal.crossVectors(_edge1, _edge2);
      var DdN = this.direction.dot(_normal);
      var sign;
      if (DdN > 0) {
        if (backfaceCulling)
          return null;
        sign = 1;
      } else if (DdN < 0) {
        sign = -1;
        DdN = -DdN;
      } else {
        return null;
      }
      _diff.subVectors(this.origin, a);
      var DdQxE2 = sign * this.direction.dot(_edge2.crossVectors(_diff, _edge2));
      if (DdQxE2 < 0) {
        return null;
      }
      var DdE1xQ = sign * this.direction.dot(_edge1.cross(_diff));
      if (DdE1xQ < 0) {
        return null;
      }
      if (DdQxE2 + DdE1xQ > DdN) {
        return null;
      }
      var QdN = -sign * _diff.dot(_normal);
      if (QdN < 0) {
        return null;
      }
      return this.at(QdN / DdN, target);
    },
    applyMatrix4: function(matrix4) {
      this.origin.applyMatrix4(matrix4);
      this.direction.transformDirection(matrix4);
      return this;
    },
    equals: function(ray) {
      return ray.origin.equals(this.origin) && ray.direction.equals(this.direction);
    }
  });
  var _vector1 = new Vector3();
  var _vector2 = new Vector3();
  var _normalMatrix = new Matrix3();
  function Plane(normal, constant) {
    this.normal = normal !== void 0 ? normal : new Vector3(1, 0, 0);
    this.constant = constant !== void 0 ? constant : 0;
  }
  Object.assign(Plane.prototype, {
    isPlane: true,
    set: function(normal, constant) {
      this.normal.copy(normal);
      this.constant = constant;
      return this;
    },
    setComponents: function(x, y, z, w) {
      this.normal.set(x, y, z);
      this.constant = w;
      return this;
    },
    setFromNormalAndCoplanarPoint: function(normal, point) {
      this.normal.copy(normal);
      this.constant = -point.dot(this.normal);
      return this;
    },
    setFromCoplanarPoints: function(a, b, c) {
      var normal = _vector1.subVectors(c, b).cross(_vector2.subVectors(a, b)).normalize();
      this.setFromNormalAndCoplanarPoint(normal, a);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(plane) {
      this.normal.copy(plane.normal);
      this.constant = plane.constant;
      return this;
    },
    normalize: function() {
      var inverseNormalLength = 1 / this.normal.length();
      this.normal.multiplyScalar(inverseNormalLength);
      this.constant *= inverseNormalLength;
      return this;
    },
    negate: function() {
      this.constant *= -1;
      this.normal.negate();
      return this;
    },
    distanceToPoint: function(point) {
      return this.normal.dot(point) + this.constant;
    },
    distanceToSphere: function(sphere) {
      return this.distanceToPoint(sphere.center) - sphere.radius;
    },
    projectPoint: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Plane: .projectPoint() target is now required");
        target = new Vector3();
      }
      return target.copy(this.normal).multiplyScalar(-this.distanceToPoint(point)).add(point);
    },
    intersectLine: function(line, target) {
      if (target === void 0) {
        console.warn("THREE.Plane: .intersectLine() target is now required");
        target = new Vector3();
      }
      var direction = line.delta(_vector1);
      var denominator = this.normal.dot(direction);
      if (denominator === 0) {
        if (this.distanceToPoint(line.start) === 0) {
          return target.copy(line.start);
        }
        return void 0;
      }
      var t = -(line.start.dot(this.normal) + this.constant) / denominator;
      if (t < 0 || t > 1) {
        return void 0;
      }
      return target.copy(direction).multiplyScalar(t).add(line.start);
    },
    intersectsLine: function(line) {
      var startSign = this.distanceToPoint(line.start);
      var endSign = this.distanceToPoint(line.end);
      return startSign < 0 && endSign > 0 || endSign < 0 && startSign > 0;
    },
    intersectsBox: function(box) {
      return box.intersectsPlane(this);
    },
    intersectsSphere: function(sphere) {
      return sphere.intersectsPlane(this);
    },
    coplanarPoint: function(target) {
      if (target === void 0) {
        console.warn("THREE.Plane: .coplanarPoint() target is now required");
        target = new Vector3();
      }
      return target.copy(this.normal).multiplyScalar(-this.constant);
    },
    applyMatrix4: function(matrix, optionalNormalMatrix) {
      var normalMatrix = optionalNormalMatrix || _normalMatrix.getNormalMatrix(matrix);
      var referencePoint = this.coplanarPoint(_vector1).applyMatrix4(matrix);
      var normal = this.normal.applyMatrix3(normalMatrix).normalize();
      this.constant = -referencePoint.dot(normal);
      return this;
    },
    translate: function(offset) {
      this.constant -= offset.dot(this.normal);
      return this;
    },
    equals: function(plane) {
      return plane.normal.equals(this.normal) && plane.constant === this.constant;
    }
  });
  var _v0$1 = new Vector3();
  var _v1$3 = new Vector3();
  var _v2$1 = new Vector3();
  var _v3 = new Vector3();
  var _vab = new Vector3();
  var _vac = new Vector3();
  var _vbc = new Vector3();
  var _vap = new Vector3();
  var _vbp = new Vector3();
  var _vcp = new Vector3();
  function Triangle(a, b, c) {
    this.a = a !== void 0 ? a : new Vector3();
    this.b = b !== void 0 ? b : new Vector3();
    this.c = c !== void 0 ? c : new Vector3();
  }
  Object.assign(Triangle, {
    getNormal: function(a, b, c, target) {
      if (target === void 0) {
        console.warn("THREE.Triangle: .getNormal() target is now required");
        target = new Vector3();
      }
      target.subVectors(c, b);
      _v0$1.subVectors(a, b);
      target.cross(_v0$1);
      var targetLengthSq = target.lengthSq();
      if (targetLengthSq > 0) {
        return target.multiplyScalar(1 / Math.sqrt(targetLengthSq));
      }
      return target.set(0, 0, 0);
    },
    // static/instance method to calculate barycentric coordinates
    // based on: http://www.blackpawn.com/texts/pointinpoly/default.html
    getBarycoord: function(point, a, b, c, target) {
      _v0$1.subVectors(c, a);
      _v1$3.subVectors(b, a);
      _v2$1.subVectors(point, a);
      var dot00 = _v0$1.dot(_v0$1);
      var dot01 = _v0$1.dot(_v1$3);
      var dot02 = _v0$1.dot(_v2$1);
      var dot11 = _v1$3.dot(_v1$3);
      var dot12 = _v1$3.dot(_v2$1);
      var denom = dot00 * dot11 - dot01 * dot01;
      if (target === void 0) {
        console.warn("THREE.Triangle: .getBarycoord() target is now required");
        target = new Vector3();
      }
      if (denom === 0) {
        return target.set(-2, -1, -1);
      }
      var invDenom = 1 / denom;
      var u = (dot11 * dot02 - dot01 * dot12) * invDenom;
      var v = (dot00 * dot12 - dot01 * dot02) * invDenom;
      return target.set(1 - u - v, v, u);
    },
    containsPoint: function(point, a, b, c) {
      Triangle.getBarycoord(point, a, b, c, _v3);
      return _v3.x >= 0 && _v3.y >= 0 && _v3.x + _v3.y <= 1;
    },
    getUV: function(point, p1, p2, p3, uv1, uv2, uv3, target) {
      this.getBarycoord(point, p1, p2, p3, _v3);
      target.set(0, 0);
      target.addScaledVector(uv1, _v3.x);
      target.addScaledVector(uv2, _v3.y);
      target.addScaledVector(uv3, _v3.z);
      return target;
    },
    isFrontFacing: function(a, b, c, direction) {
      _v0$1.subVectors(c, b);
      _v1$3.subVectors(a, b);
      return _v0$1.cross(_v1$3).dot(direction) < 0 ? true : false;
    }
  });
  Object.assign(Triangle.prototype, {
    set: function(a, b, c) {
      this.a.copy(a);
      this.b.copy(b);
      this.c.copy(c);
      return this;
    },
    setFromPointsAndIndices: function(points, i0, i1, i2) {
      this.a.copy(points[i0]);
      this.b.copy(points[i1]);
      this.c.copy(points[i2]);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(triangle) {
      this.a.copy(triangle.a);
      this.b.copy(triangle.b);
      this.c.copy(triangle.c);
      return this;
    },
    getArea: function() {
      _v0$1.subVectors(this.c, this.b);
      _v1$3.subVectors(this.a, this.b);
      return _v0$1.cross(_v1$3).length() * 0.5;
    },
    getMidpoint: function(target) {
      if (target === void 0) {
        console.warn("THREE.Triangle: .getMidpoint() target is now required");
        target = new Vector3();
      }
      return target.addVectors(this.a, this.b).add(this.c).multiplyScalar(1 / 3);
    },
    getNormal: function(target) {
      return Triangle.getNormal(this.a, this.b, this.c, target);
    },
    getPlane: function(target) {
      if (target === void 0) {
        console.warn("THREE.Triangle: .getPlane() target is now required");
        target = new Plane();
      }
      return target.setFromCoplanarPoints(this.a, this.b, this.c);
    },
    getBarycoord: function(point, target) {
      return Triangle.getBarycoord(point, this.a, this.b, this.c, target);
    },
    getUV: function(point, uv1, uv2, uv3, target) {
      return Triangle.getUV(point, this.a, this.b, this.c, uv1, uv2, uv3, target);
    },
    containsPoint: function(point) {
      return Triangle.containsPoint(point, this.a, this.b, this.c);
    },
    isFrontFacing: function(direction) {
      return Triangle.isFrontFacing(this.a, this.b, this.c, direction);
    },
    intersectsBox: function(box) {
      return box.intersectsTriangle(this);
    },
    closestPointToPoint: function(p, target) {
      if (target === void 0) {
        console.warn("THREE.Triangle: .closestPointToPoint() target is now required");
        target = new Vector3();
      }
      var a = this.a, b = this.b, c = this.c;
      var v, w;
      _vab.subVectors(b, a);
      _vac.subVectors(c, a);
      _vap.subVectors(p, a);
      var d1 = _vab.dot(_vap);
      var d2 = _vac.dot(_vap);
      if (d1 <= 0 && d2 <= 0) {
        return target.copy(a);
      }
      _vbp.subVectors(p, b);
      var d3 = _vab.dot(_vbp);
      var d4 = _vac.dot(_vbp);
      if (d3 >= 0 && d4 <= d3) {
        return target.copy(b);
      }
      var vc = d1 * d4 - d3 * d2;
      if (vc <= 0 && d1 >= 0 && d3 <= 0) {
        v = d1 / (d1 - d3);
        return target.copy(a).addScaledVector(_vab, v);
      }
      _vcp.subVectors(p, c);
      var d5 = _vab.dot(_vcp);
      var d6 = _vac.dot(_vcp);
      if (d6 >= 0 && d5 <= d6) {
        return target.copy(c);
      }
      var vb = d5 * d2 - d1 * d6;
      if (vb <= 0 && d2 >= 0 && d6 <= 0) {
        w = d2 / (d2 - d6);
        return target.copy(a).addScaledVector(_vac, w);
      }
      var va = d3 * d6 - d5 * d4;
      if (va <= 0 && d4 - d3 >= 0 && d5 - d6 >= 0) {
        _vbc.subVectors(c, b);
        w = (d4 - d3) / (d4 - d3 + (d5 - d6));
        return target.copy(b).addScaledVector(_vbc, w);
      }
      var denom = 1 / (va + vb + vc);
      v = vb * denom;
      w = vc * denom;
      return target.copy(a).addScaledVector(_vab, v).addScaledVector(_vac, w);
    },
    equals: function(triangle) {
      return triangle.a.equals(this.a) && triangle.b.equals(this.b) && triangle.c.equals(this.c);
    }
  });
  var _colorKeywords = {
    "aliceblue": 15792383,
    "antiquewhite": 16444375,
    "aqua": 65535,
    "aquamarine": 8388564,
    "azure": 15794175,
    "beige": 16119260,
    "bisque": 16770244,
    "black": 0,
    "blanchedalmond": 16772045,
    "blue": 255,
    "blueviolet": 9055202,
    "brown": 10824234,
    "burlywood": 14596231,
    "cadetblue": 6266528,
    "chartreuse": 8388352,
    "chocolate": 13789470,
    "coral": 16744272,
    "cornflowerblue": 6591981,
    "cornsilk": 16775388,
    "crimson": 14423100,
    "cyan": 65535,
    "darkblue": 139,
    "darkcyan": 35723,
    "darkgoldenrod": 12092939,
    "darkgray": 11119017,
    "darkgreen": 25600,
    "darkgrey": 11119017,
    "darkkhaki": 12433259,
    "darkmagenta": 9109643,
    "darkolivegreen": 5597999,
    "darkorange": 16747520,
    "darkorchid": 10040012,
    "darkred": 9109504,
    "darksalmon": 15308410,
    "darkseagreen": 9419919,
    "darkslateblue": 4734347,
    "darkslategray": 3100495,
    "darkslategrey": 3100495,
    "darkturquoise": 52945,
    "darkviolet": 9699539,
    "deeppink": 16716947,
    "deepskyblue": 49151,
    "dimgray": 6908265,
    "dimgrey": 6908265,
    "dodgerblue": 2003199,
    "firebrick": 11674146,
    "floralwhite": 16775920,
    "forestgreen": 2263842,
    "fuchsia": 16711935,
    "gainsboro": 14474460,
    "ghostwhite": 16316671,
    "gold": 16766720,
    "goldenrod": 14329120,
    "gray": 8421504,
    "green": 32768,
    "greenyellow": 11403055,
    "grey": 8421504,
    "honeydew": 15794160,
    "hotpink": 16738740,
    "indianred": 13458524,
    "indigo": 4915330,
    "ivory": 16777200,
    "khaki": 15787660,
    "lavender": 15132410,
    "lavenderblush": 16773365,
    "lawngreen": 8190976,
    "lemonchiffon": 16775885,
    "lightblue": 11393254,
    "lightcoral": 15761536,
    "lightcyan": 14745599,
    "lightgoldenrodyellow": 16448210,
    "lightgray": 13882323,
    "lightgreen": 9498256,
    "lightgrey": 13882323,
    "lightpink": 16758465,
    "lightsalmon": 16752762,
    "lightseagreen": 2142890,
    "lightskyblue": 8900346,
    "lightslategray": 7833753,
    "lightslategrey": 7833753,
    "lightsteelblue": 11584734,
    "lightyellow": 16777184,
    "lime": 65280,
    "limegreen": 3329330,
    "linen": 16445670,
    "magenta": 16711935,
    "maroon": 8388608,
    "mediumaquamarine": 6737322,
    "mediumblue": 205,
    "mediumorchid": 12211667,
    "mediumpurple": 9662683,
    "mediumseagreen": 3978097,
    "mediumslateblue": 8087790,
    "mediumspringgreen": 64154,
    "mediumturquoise": 4772300,
    "mediumvioletred": 13047173,
    "midnightblue": 1644912,
    "mintcream": 16121850,
    "mistyrose": 16770273,
    "moccasin": 16770229,
    "navajowhite": 16768685,
    "navy": 128,
    "oldlace": 16643558,
    "olive": 8421376,
    "olivedrab": 7048739,
    "orange": 16753920,
    "orangered": 16729344,
    "orchid": 14315734,
    "palegoldenrod": 15657130,
    "palegreen": 10025880,
    "paleturquoise": 11529966,
    "palevioletred": 14381203,
    "papayawhip": 16773077,
    "peachpuff": 16767673,
    "peru": 13468991,
    "pink": 16761035,
    "plum": 14524637,
    "powderblue": 11591910,
    "purple": 8388736,
    "rebeccapurple": 6697881,
    "red": 16711680,
    "rosybrown": 12357519,
    "royalblue": 4286945,
    "saddlebrown": 9127187,
    "salmon": 16416882,
    "sandybrown": 16032864,
    "seagreen": 3050327,
    "seashell": 16774638,
    "sienna": 10506797,
    "silver": 12632256,
    "skyblue": 8900331,
    "slateblue": 6970061,
    "slategray": 7372944,
    "slategrey": 7372944,
    "snow": 16775930,
    "springgreen": 65407,
    "steelblue": 4620980,
    "tan": 13808780,
    "teal": 32896,
    "thistle": 14204888,
    "tomato": 16737095,
    "turquoise": 4251856,
    "violet": 15631086,
    "wheat": 16113331,
    "white": 16777215,
    "whitesmoke": 16119285,
    "yellow": 16776960,
    "yellowgreen": 10145074
  };
  var _hslA = { h: 0, s: 0, l: 0 };
  var _hslB = { h: 0, s: 0, l: 0 };
  function Color(r, g, b) {
    if (g === void 0 && b === void 0) {
      return this.set(r);
    }
    return this.setRGB(r, g, b);
  }
  function hue2rgb(p, q, t) {
    if (t < 0)
      t += 1;
    if (t > 1)
      t -= 1;
    if (t < 1 / 6)
      return p + (q - p) * 6 * t;
    if (t < 1 / 2)
      return q;
    if (t < 2 / 3)
      return p + (q - p) * 6 * (2 / 3 - t);
    return p;
  }
  function SRGBToLinear(c) {
    return c < 0.04045 ? c * 0.0773993808 : Math.pow(c * 0.9478672986 + 0.0521327014, 2.4);
  }
  function LinearToSRGB(c) {
    return c < 31308e-7 ? c * 12.92 : 1.055 * Math.pow(c, 0.41666) - 0.055;
  }
  Object.assign(Color.prototype, {
    isColor: true,
    r: 1,
    g: 1,
    b: 1,
    set: function(value) {
      if (value && value.isColor) {
        this.copy(value);
      } else if (typeof value === "number") {
        this.setHex(value);
      } else if (typeof value === "string") {
        this.setStyle(value);
      }
      return this;
    },
    setScalar: function(scalar) {
      this.r = scalar;
      this.g = scalar;
      this.b = scalar;
      return this;
    },
    setHex: function(hex) {
      hex = Math.floor(hex);
      this.r = (hex >> 16 & 255) / 255;
      this.g = (hex >> 8 & 255) / 255;
      this.b = (hex & 255) / 255;
      return this;
    },
    setRGB: function(r, g, b) {
      this.r = r;
      this.g = g;
      this.b = b;
      return this;
    },
    setHSL: function(h, s, l) {
      h = MathUtils.euclideanModulo(h, 1);
      s = MathUtils.clamp(s, 0, 1);
      l = MathUtils.clamp(l, 0, 1);
      if (s === 0) {
        this.r = this.g = this.b = l;
      } else {
        var p = l <= 0.5 ? l * (1 + s) : l + s - l * s;
        var q = 2 * l - p;
        this.r = hue2rgb(q, p, h + 1 / 3);
        this.g = hue2rgb(q, p, h);
        this.b = hue2rgb(q, p, h - 1 / 3);
      }
      return this;
    },
    setStyle: function(style) {
      function handleAlpha(string) {
        if (string === void 0)
          return;
        if (parseFloat(string) < 1) {
          console.warn("THREE.Color: Alpha component of " + style + " will be ignored.");
        }
      }
      var m;
      if (m = /^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(style)) {
        var color;
        var name = m[1];
        var components = m[2];
        switch (name) {
          case "rgb":
          case "rgba":
            if (color = /^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)) {
              this.r = Math.min(255, parseInt(color[1], 10)) / 255;
              this.g = Math.min(255, parseInt(color[2], 10)) / 255;
              this.b = Math.min(255, parseInt(color[3], 10)) / 255;
              handleAlpha(color[5]);
              return this;
            }
            if (color = /^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)) {
              this.r = Math.min(100, parseInt(color[1], 10)) / 100;
              this.g = Math.min(100, parseInt(color[2], 10)) / 100;
              this.b = Math.min(100, parseInt(color[3], 10)) / 100;
              handleAlpha(color[5]);
              return this;
            }
            break;
          case "hsl":
          case "hsla":
            if (color = /^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)) {
              var h = parseFloat(color[1]) / 360;
              var s = parseInt(color[2], 10) / 100;
              var l = parseInt(color[3], 10) / 100;
              handleAlpha(color[5]);
              return this.setHSL(h, s, l);
            }
            break;
        }
      } else if (m = /^\#([A-Fa-f0-9]+)$/.exec(style)) {
        var hex = m[1];
        var size = hex.length;
        if (size === 3) {
          this.r = parseInt(hex.charAt(0) + hex.charAt(0), 16) / 255;
          this.g = parseInt(hex.charAt(1) + hex.charAt(1), 16) / 255;
          this.b = parseInt(hex.charAt(2) + hex.charAt(2), 16) / 255;
          return this;
        } else if (size === 6) {
          this.r = parseInt(hex.charAt(0) + hex.charAt(1), 16) / 255;
          this.g = parseInt(hex.charAt(2) + hex.charAt(3), 16) / 255;
          this.b = parseInt(hex.charAt(4) + hex.charAt(5), 16) / 255;
          return this;
        }
      }
      if (style && style.length > 0) {
        return this.setColorName(style);
      }
      return this;
    },
    setColorName: function(style) {
      var hex = _colorKeywords[style];
      if (hex !== void 0) {
        this.setHex(hex);
      } else {
        console.warn("THREE.Color: Unknown color " + style);
      }
      return this;
    },
    clone: function() {
      return new this.constructor(this.r, this.g, this.b);
    },
    copy: function(color) {
      this.r = color.r;
      this.g = color.g;
      this.b = color.b;
      return this;
    },
    copyGammaToLinear: function(color, gammaFactor) {
      if (gammaFactor === void 0)
        gammaFactor = 2;
      this.r = Math.pow(color.r, gammaFactor);
      this.g = Math.pow(color.g, gammaFactor);
      this.b = Math.pow(color.b, gammaFactor);
      return this;
    },
    copyLinearToGamma: function(color, gammaFactor) {
      if (gammaFactor === void 0)
        gammaFactor = 2;
      var safeInverse = gammaFactor > 0 ? 1 / gammaFactor : 1;
      this.r = Math.pow(color.r, safeInverse);
      this.g = Math.pow(color.g, safeInverse);
      this.b = Math.pow(color.b, safeInverse);
      return this;
    },
    convertGammaToLinear: function(gammaFactor) {
      this.copyGammaToLinear(this, gammaFactor);
      return this;
    },
    convertLinearToGamma: function(gammaFactor) {
      this.copyLinearToGamma(this, gammaFactor);
      return this;
    },
    copySRGBToLinear: function(color) {
      this.r = SRGBToLinear(color.r);
      this.g = SRGBToLinear(color.g);
      this.b = SRGBToLinear(color.b);
      return this;
    },
    copyLinearToSRGB: function(color) {
      this.r = LinearToSRGB(color.r);
      this.g = LinearToSRGB(color.g);
      this.b = LinearToSRGB(color.b);
      return this;
    },
    convertSRGBToLinear: function() {
      this.copySRGBToLinear(this);
      return this;
    },
    convertLinearToSRGB: function() {
      this.copyLinearToSRGB(this);
      return this;
    },
    getHex: function() {
      return this.r * 255 << 16 ^ this.g * 255 << 8 ^ this.b * 255 << 0;
    },
    getHexString: function() {
      return ("000000" + this.getHex().toString(16)).slice(-6);
    },
    getHSL: function(target) {
      if (target === void 0) {
        console.warn("THREE.Color: .getHSL() target is now required");
        target = { h: 0, s: 0, l: 0 };
      }
      var r = this.r, g = this.g, b = this.b;
      var max = Math.max(r, g, b);
      var min = Math.min(r, g, b);
      var hue, saturation;
      var lightness = (min + max) / 2;
      if (min === max) {
        hue = 0;
        saturation = 0;
      } else {
        var delta = max - min;
        saturation = lightness <= 0.5 ? delta / (max + min) : delta / (2 - max - min);
        switch (max) {
          case r:
            hue = (g - b) / delta + (g < b ? 6 : 0);
            break;
          case g:
            hue = (b - r) / delta + 2;
            break;
          case b:
            hue = (r - g) / delta + 4;
            break;
        }
        hue /= 6;
      }
      target.h = hue;
      target.s = saturation;
      target.l = lightness;
      return target;
    },
    getStyle: function() {
      return "rgb(" + (this.r * 255 | 0) + "," + (this.g * 255 | 0) + "," + (this.b * 255 | 0) + ")";
    },
    offsetHSL: function(h, s, l) {
      this.getHSL(_hslA);
      _hslA.h += h;
      _hslA.s += s;
      _hslA.l += l;
      this.setHSL(_hslA.h, _hslA.s, _hslA.l);
      return this;
    },
    add: function(color) {
      this.r += color.r;
      this.g += color.g;
      this.b += color.b;
      return this;
    },
    addColors: function(color1, color2) {
      this.r = color1.r + color2.r;
      this.g = color1.g + color2.g;
      this.b = color1.b + color2.b;
      return this;
    },
    addScalar: function(s) {
      this.r += s;
      this.g += s;
      this.b += s;
      return this;
    },
    sub: function(color) {
      this.r = Math.max(0, this.r - color.r);
      this.g = Math.max(0, this.g - color.g);
      this.b = Math.max(0, this.b - color.b);
      return this;
    },
    multiply: function(color) {
      this.r *= color.r;
      this.g *= color.g;
      this.b *= color.b;
      return this;
    },
    multiplyScalar: function(s) {
      this.r *= s;
      this.g *= s;
      this.b *= s;
      return this;
    },
    lerp: function(color, alpha) {
      this.r += (color.r - this.r) * alpha;
      this.g += (color.g - this.g) * alpha;
      this.b += (color.b - this.b) * alpha;
      return this;
    },
    lerpHSL: function(color, alpha) {
      this.getHSL(_hslA);
      color.getHSL(_hslB);
      var h = MathUtils.lerp(_hslA.h, _hslB.h, alpha);
      var s = MathUtils.lerp(_hslA.s, _hslB.s, alpha);
      var l = MathUtils.lerp(_hslA.l, _hslB.l, alpha);
      this.setHSL(h, s, l);
      return this;
    },
    equals: function(c) {
      return c.r === this.r && c.g === this.g && c.b === this.b;
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      this.r = array[offset];
      this.g = array[offset + 1];
      this.b = array[offset + 2];
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      array[offset] = this.r;
      array[offset + 1] = this.g;
      array[offset + 2] = this.b;
      return array;
    },
    toJSON: function() {
      return this.getHex();
    }
  });
  Color.NAMES = _colorKeywords;
  function Face3(a, b, c, normal, color, materialIndex) {
    this.a = a;
    this.b = b;
    this.c = c;
    this.normal = normal && normal.isVector3 ? normal : new Vector3();
    this.vertexNormals = Array.isArray(normal) ? normal : [];
    this.color = color && color.isColor ? color : new Color();
    this.vertexColors = Array.isArray(color) ? color : [];
    this.materialIndex = materialIndex !== void 0 ? materialIndex : 0;
  }
  Object.assign(Face3.prototype, {
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(source) {
      this.a = source.a;
      this.b = source.b;
      this.c = source.c;
      this.normal.copy(source.normal);
      this.color.copy(source.color);
      this.materialIndex = source.materialIndex;
      for (var i2 = 0, il = source.vertexNormals.length; i2 < il; i2++) {
        this.vertexNormals[i2] = source.vertexNormals[i2].clone();
      }
      for (var i2 = 0, il = source.vertexColors.length; i2 < il; i2++) {
        this.vertexColors[i2] = source.vertexColors[i2].clone();
      }
      return this;
    }
  });
  var materialId = 0;
  function Material() {
    Object.defineProperty(this, "id", { value: materialId++ });
    this.uuid = MathUtils.generateUUID();
    this.name = "";
    this.type = "Material";
    this.fog = true;
    this.blending = NormalBlending;
    this.side = FrontSide;
    this.flatShading = false;
    this.vertexTangents = false;
    this.vertexColors = NoColors;
    this.opacity = 1;
    this.transparent = false;
    this.blendSrc = SrcAlphaFactor;
    this.blendDst = OneMinusSrcAlphaFactor;
    this.blendEquation = AddEquation;
    this.blendSrcAlpha = null;
    this.blendDstAlpha = null;
    this.blendEquationAlpha = null;
    this.depthFunc = LessEqualDepth;
    this.depthTest = true;
    this.depthWrite = true;
    this.stencilWriteMask = 255;
    this.stencilFunc = AlwaysStencilFunc;
    this.stencilRef = 0;
    this.stencilFuncMask = 255;
    this.stencilFail = KeepStencilOp;
    this.stencilZFail = KeepStencilOp;
    this.stencilZPass = KeepStencilOp;
    this.stencilWrite = false;
    this.clippingPlanes = null;
    this.clipIntersection = false;
    this.clipShadows = false;
    this.shadowSide = null;
    this.colorWrite = true;
    this.precision = null;
    this.polygonOffset = false;
    this.polygonOffsetFactor = 0;
    this.polygonOffsetUnits = 0;
    this.dithering = false;
    this.alphaTest = 0;
    this.premultipliedAlpha = false;
    this.visible = true;
    this.toneMapped = true;
    this.userData = {};
    this.version = 0;
  }
  Material.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: Material,
    isMaterial: true,
    onBeforeCompile: function() {
    },
    setValues: function(values) {
      if (values === void 0)
        return;
      for (var key in values) {
        var newValue = values[key];
        if (newValue === void 0) {
          console.warn("THREE.Material: '" + key + "' parameter is undefined.");
          continue;
        }
        if (key === "shading") {
          console.warn("THREE." + this.type + ": .shading has been removed. Use the boolean .flatShading instead.");
          this.flatShading = newValue === FlatShading ? true : false;
          continue;
        }
        var currentValue = this[key];
        if (currentValue === void 0) {
          console.warn("THREE." + this.type + ": '" + key + "' is not a property of this material.");
          continue;
        }
        if (currentValue && currentValue.isColor) {
          currentValue.set(newValue);
        } else if (currentValue && currentValue.isVector3 && (newValue && newValue.isVector3)) {
          currentValue.copy(newValue);
        } else {
          this[key] = newValue;
        }
      }
    },
    toJSON: function(meta) {
      var isRoot = meta === void 0 || typeof meta === "string";
      if (isRoot) {
        meta = {
          textures: {},
          images: {}
        };
      }
      var data = {
        metadata: {
          version: 4.5,
          type: "Material",
          generator: "Material.toJSON"
        }
      };
      data.uuid = this.uuid;
      data.type = this.type;
      if (this.name !== "")
        data.name = this.name;
      if (this.color && this.color.isColor)
        data.color = this.color.getHex();
      if (this.roughness !== void 0)
        data.roughness = this.roughness;
      if (this.metalness !== void 0)
        data.metalness = this.metalness;
      if (this.sheen && this.sheen.isColor)
        data.sheen = this.sheen.getHex();
      if (this.emissive && this.emissive.isColor)
        data.emissive = this.emissive.getHex();
      if (this.emissiveIntensity && this.emissiveIntensity !== 1)
        data.emissiveIntensity = this.emissiveIntensity;
      if (this.specular && this.specular.isColor)
        data.specular = this.specular.getHex();
      if (this.shininess !== void 0)
        data.shininess = this.shininess;
      if (this.clearcoat !== void 0)
        data.clearcoat = this.clearcoat;
      if (this.clearcoatRoughness !== void 0)
        data.clearcoatRoughness = this.clearcoatRoughness;
      if (this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture) {
        data.clearcoatNormalMap = this.clearcoatNormalMap.toJSON(meta).uuid;
        data.clearcoatNormalScale = this.clearcoatNormalScale.toArray();
      }
      if (this.map && this.map.isTexture)
        data.map = this.map.toJSON(meta).uuid;
      if (this.matcap && this.matcap.isTexture)
        data.matcap = this.matcap.toJSON(meta).uuid;
      if (this.alphaMap && this.alphaMap.isTexture)
        data.alphaMap = this.alphaMap.toJSON(meta).uuid;
      if (this.lightMap && this.lightMap.isTexture)
        data.lightMap = this.lightMap.toJSON(meta).uuid;
      if (this.aoMap && this.aoMap.isTexture) {
        data.aoMap = this.aoMap.toJSON(meta).uuid;
        data.aoMapIntensity = this.aoMapIntensity;
      }
      if (this.bumpMap && this.bumpMap.isTexture) {
        data.bumpMap = this.bumpMap.toJSON(meta).uuid;
        data.bumpScale = this.bumpScale;
      }
      if (this.normalMap && this.normalMap.isTexture) {
        data.normalMap = this.normalMap.toJSON(meta).uuid;
        data.normalMapType = this.normalMapType;
        data.normalScale = this.normalScale.toArray();
      }
      if (this.displacementMap && this.displacementMap.isTexture) {
        data.displacementMap = this.displacementMap.toJSON(meta).uuid;
        data.displacementScale = this.displacementScale;
        data.displacementBias = this.displacementBias;
      }
      if (this.roughnessMap && this.roughnessMap.isTexture)
        data.roughnessMap = this.roughnessMap.toJSON(meta).uuid;
      if (this.metalnessMap && this.metalnessMap.isTexture)
        data.metalnessMap = this.metalnessMap.toJSON(meta).uuid;
      if (this.emissiveMap && this.emissiveMap.isTexture)
        data.emissiveMap = this.emissiveMap.toJSON(meta).uuid;
      if (this.specularMap && this.specularMap.isTexture)
        data.specularMap = this.specularMap.toJSON(meta).uuid;
      if (this.envMap && this.envMap.isTexture) {
        data.envMap = this.envMap.toJSON(meta).uuid;
        data.reflectivity = this.reflectivity;
        data.refractionRatio = this.refractionRatio;
        if (this.combine !== void 0)
          data.combine = this.combine;
        if (this.envMapIntensity !== void 0)
          data.envMapIntensity = this.envMapIntensity;
      }
      if (this.gradientMap && this.gradientMap.isTexture) {
        data.gradientMap = this.gradientMap.toJSON(meta).uuid;
      }
      if (this.size !== void 0)
        data.size = this.size;
      if (this.sizeAttenuation !== void 0)
        data.sizeAttenuation = this.sizeAttenuation;
      if (this.blending !== NormalBlending)
        data.blending = this.blending;
      if (this.flatShading === true)
        data.flatShading = this.flatShading;
      if (this.side !== FrontSide)
        data.side = this.side;
      if (this.vertexColors !== NoColors)
        data.vertexColors = this.vertexColors;
      if (this.opacity < 1)
        data.opacity = this.opacity;
      if (this.transparent === true)
        data.transparent = this.transparent;
      data.depthFunc = this.depthFunc;
      data.depthTest = this.depthTest;
      data.depthWrite = this.depthWrite;
      data.stencilWrite = this.stencilWrite;
      data.stencilWriteMask = this.stencilWriteMask;
      data.stencilFunc = this.stencilFunc;
      data.stencilRef = this.stencilRef;
      data.stencilFuncMask = this.stencilFuncMask;
      data.stencilFail = this.stencilFail;
      data.stencilZFail = this.stencilZFail;
      data.stencilZPass = this.stencilZPass;
      if (this.rotation && this.rotation !== 0)
        data.rotation = this.rotation;
      if (this.polygonOffset === true)
        data.polygonOffset = true;
      if (this.polygonOffsetFactor !== 0)
        data.polygonOffsetFactor = this.polygonOffsetFactor;
      if (this.polygonOffsetUnits !== 0)
        data.polygonOffsetUnits = this.polygonOffsetUnits;
      if (this.linewidth && this.linewidth !== 1)
        data.linewidth = this.linewidth;
      if (this.dashSize !== void 0)
        data.dashSize = this.dashSize;
      if (this.gapSize !== void 0)
        data.gapSize = this.gapSize;
      if (this.scale !== void 0)
        data.scale = this.scale;
      if (this.dithering === true)
        data.dithering = true;
      if (this.alphaTest > 0)
        data.alphaTest = this.alphaTest;
      if (this.premultipliedAlpha === true)
        data.premultipliedAlpha = this.premultipliedAlpha;
      if (this.wireframe === true)
        data.wireframe = this.wireframe;
      if (this.wireframeLinewidth > 1)
        data.wireframeLinewidth = this.wireframeLinewidth;
      if (this.wireframeLinecap !== "round")
        data.wireframeLinecap = this.wireframeLinecap;
      if (this.wireframeLinejoin !== "round")
        data.wireframeLinejoin = this.wireframeLinejoin;
      if (this.morphTargets === true)
        data.morphTargets = true;
      if (this.morphNormals === true)
        data.morphNormals = true;
      if (this.skinning === true)
        data.skinning = true;
      if (this.visible === false)
        data.visible = false;
      if (this.toneMapped === false)
        data.toneMapped = false;
      if (JSON.stringify(this.userData) !== "{}")
        data.userData = this.userData;
      function extractFromCache(cache) {
        var values = [];
        for (var key in cache) {
          var data2 = cache[key];
          delete data2.metadata;
          values.push(data2);
        }
        return values;
      }
      if (isRoot) {
        var textures = extractFromCache(meta.textures);
        var images = extractFromCache(meta.images);
        if (textures.length > 0)
          data.textures = textures;
        if (images.length > 0)
          data.images = images;
      }
      return data;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(source) {
      this.name = source.name;
      this.fog = source.fog;
      this.blending = source.blending;
      this.side = source.side;
      this.flatShading = source.flatShading;
      this.vertexTangents = source.vertexTangents;
      this.vertexColors = source.vertexColors;
      this.opacity = source.opacity;
      this.transparent = source.transparent;
      this.blendSrc = source.blendSrc;
      this.blendDst = source.blendDst;
      this.blendEquation = source.blendEquation;
      this.blendSrcAlpha = source.blendSrcAlpha;
      this.blendDstAlpha = source.blendDstAlpha;
      this.blendEquationAlpha = source.blendEquationAlpha;
      this.depthFunc = source.depthFunc;
      this.depthTest = source.depthTest;
      this.depthWrite = source.depthWrite;
      this.stencilWriteMask = source.stencilWriteMask;
      this.stencilFunc = source.stencilFunc;
      this.stencilRef = source.stencilRef;
      this.stencilFuncMask = source.stencilFuncMask;
      this.stencilFail = source.stencilFail;
      this.stencilZFail = source.stencilZFail;
      this.stencilZPass = source.stencilZPass;
      this.stencilWrite = source.stencilWrite;
      var srcPlanes = source.clippingPlanes, dstPlanes = null;
      if (srcPlanes !== null) {
        var n = srcPlanes.length;
        dstPlanes = new Array(n);
        for (var i2 = 0; i2 !== n; ++i2)
          dstPlanes[i2] = srcPlanes[i2].clone();
      }
      this.clippingPlanes = dstPlanes;
      this.clipIntersection = source.clipIntersection;
      this.clipShadows = source.clipShadows;
      this.shadowSide = source.shadowSide;
      this.colorWrite = source.colorWrite;
      this.precision = source.precision;
      this.polygonOffset = source.polygonOffset;
      this.polygonOffsetFactor = source.polygonOffsetFactor;
      this.polygonOffsetUnits = source.polygonOffsetUnits;
      this.dithering = source.dithering;
      this.alphaTest = source.alphaTest;
      this.premultipliedAlpha = source.premultipliedAlpha;
      this.visible = source.visible;
      this.toneMapped = source.toneMapped;
      this.userData = JSON.parse(JSON.stringify(source.userData));
      return this;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    }
  });
  Object.defineProperty(Material.prototype, "needsUpdate", {
    set: function(value) {
      if (value === true)
        this.version++;
    }
  });
  function MeshBasicMaterial(parameters) {
    Material.call(this);
    this.type = "MeshBasicMaterial";
    this.color = new Color(16777215);
    this.map = null;
    this.lightMap = null;
    this.lightMapIntensity = 1;
    this.aoMap = null;
    this.aoMapIntensity = 1;
    this.specularMap = null;
    this.alphaMap = null;
    this.envMap = null;
    this.combine = MultiplyOperation;
    this.reflectivity = 1;
    this.refractionRatio = 0.98;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.wireframeLinecap = "round";
    this.wireframeLinejoin = "round";
    this.skinning = false;
    this.morphTargets = false;
    this.setValues(parameters);
  }
  MeshBasicMaterial.prototype = Object.create(Material.prototype);
  MeshBasicMaterial.prototype.constructor = MeshBasicMaterial;
  MeshBasicMaterial.prototype.isMeshBasicMaterial = true;
  MeshBasicMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.map = source.map;
    this.lightMap = source.lightMap;
    this.lightMapIntensity = source.lightMapIntensity;
    this.aoMap = source.aoMap;
    this.aoMapIntensity = source.aoMapIntensity;
    this.specularMap = source.specularMap;
    this.alphaMap = source.alphaMap;
    this.envMap = source.envMap;
    this.combine = source.combine;
    this.reflectivity = source.reflectivity;
    this.refractionRatio = source.refractionRatio;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.wireframeLinecap = source.wireframeLinecap;
    this.wireframeLinejoin = source.wireframeLinejoin;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    return this;
  };
  var _vector$3 = new Vector3();
  function BufferAttribute(array, itemSize, normalized) {
    if (Array.isArray(array)) {
      throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
    }
    this.name = "";
    this.array = array;
    this.itemSize = itemSize;
    this.count = array !== void 0 ? array.length / itemSize : 0;
    this.normalized = normalized === true;
    this.usage = StaticDrawUsage;
    this.updateRange = { offset: 0, count: -1 };
    this.version = 0;
  }
  Object.defineProperty(BufferAttribute.prototype, "needsUpdate", {
    set: function(value) {
      if (value === true)
        this.version++;
    }
  });
  Object.assign(BufferAttribute.prototype, {
    isBufferAttribute: true,
    onUploadCallback: function() {
    },
    setUsage: function(value) {
      this.usage = value;
      return this;
    },
    copy: function(source) {
      this.name = source.name;
      this.array = new source.array.constructor(source.array);
      this.itemSize = source.itemSize;
      this.count = source.count;
      this.normalized = source.normalized;
      this.usage = source.usage;
      return this;
    },
    copyAt: function(index1, attribute, index2) {
      index1 *= this.itemSize;
      index2 *= attribute.itemSize;
      for (var i2 = 0, l = this.itemSize; i2 < l; i2++) {
        this.array[index1 + i2] = attribute.array[index2 + i2];
      }
      return this;
    },
    copyArray: function(array) {
      this.array.set(array);
      return this;
    },
    copyColorsArray: function(colors) {
      var array = this.array, offset = 0;
      for (var i2 = 0, l = colors.length; i2 < l; i2++) {
        var color = colors[i2];
        if (color === void 0) {
          console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined", i2);
          color = new Color();
        }
        array[offset++] = color.r;
        array[offset++] = color.g;
        array[offset++] = color.b;
      }
      return this;
    },
    copyVector2sArray: function(vectors) {
      var array = this.array, offset = 0;
      for (var i2 = 0, l = vectors.length; i2 < l; i2++) {
        var vector = vectors[i2];
        if (vector === void 0) {
          console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined", i2);
          vector = new Vector2();
        }
        array[offset++] = vector.x;
        array[offset++] = vector.y;
      }
      return this;
    },
    copyVector3sArray: function(vectors) {
      var array = this.array, offset = 0;
      for (var i2 = 0, l = vectors.length; i2 < l; i2++) {
        var vector = vectors[i2];
        if (vector === void 0) {
          console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined", i2);
          vector = new Vector3();
        }
        array[offset++] = vector.x;
        array[offset++] = vector.y;
        array[offset++] = vector.z;
      }
      return this;
    },
    copyVector4sArray: function(vectors) {
      var array = this.array, offset = 0;
      for (var i2 = 0, l = vectors.length; i2 < l; i2++) {
        var vector = vectors[i2];
        if (vector === void 0) {
          console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined", i2);
          vector = new Vector4();
        }
        array[offset++] = vector.x;
        array[offset++] = vector.y;
        array[offset++] = vector.z;
        array[offset++] = vector.w;
      }
      return this;
    },
    applyMatrix3: function(m) {
      for (var i2 = 0, l = this.count; i2 < l; i2++) {
        _vector$3.x = this.getX(i2);
        _vector$3.y = this.getY(i2);
        _vector$3.z = this.getZ(i2);
        _vector$3.applyMatrix3(m);
        this.setXYZ(i2, _vector$3.x, _vector$3.y, _vector$3.z);
      }
      return this;
    },
    applyMatrix4: function(m) {
      for (var i2 = 0, l = this.count; i2 < l; i2++) {
        _vector$3.x = this.getX(i2);
        _vector$3.y = this.getY(i2);
        _vector$3.z = this.getZ(i2);
        _vector$3.applyMatrix4(m);
        this.setXYZ(i2, _vector$3.x, _vector$3.y, _vector$3.z);
      }
      return this;
    },
    applyNormalMatrix: function(m) {
      for (var i2 = 0, l = this.count; i2 < l; i2++) {
        _vector$3.x = this.getX(i2);
        _vector$3.y = this.getY(i2);
        _vector$3.z = this.getZ(i2);
        _vector$3.applyNormalMatrix(m);
        this.setXYZ(i2, _vector$3.x, _vector$3.y, _vector$3.z);
      }
      return this;
    },
    transformDirection: function(m) {
      for (var i2 = 0, l = this.count; i2 < l; i2++) {
        _vector$3.x = this.getX(i2);
        _vector$3.y = this.getY(i2);
        _vector$3.z = this.getZ(i2);
        _vector$3.transformDirection(m);
        this.setXYZ(i2, _vector$3.x, _vector$3.y, _vector$3.z);
      }
      return this;
    },
    set: function(value, offset) {
      if (offset === void 0)
        offset = 0;
      this.array.set(value, offset);
      return this;
    },
    getX: function(index) {
      return this.array[index * this.itemSize];
    },
    setX: function(index, x) {
      this.array[index * this.itemSize] = x;
      return this;
    },
    getY: function(index) {
      return this.array[index * this.itemSize + 1];
    },
    setY: function(index, y) {
      this.array[index * this.itemSize + 1] = y;
      return this;
    },
    getZ: function(index) {
      return this.array[index * this.itemSize + 2];
    },
    setZ: function(index, z) {
      this.array[index * this.itemSize + 2] = z;
      return this;
    },
    getW: function(index) {
      return this.array[index * this.itemSize + 3];
    },
    setW: function(index, w) {
      this.array[index * this.itemSize + 3] = w;
      return this;
    },
    setXY: function(index, x, y) {
      index *= this.itemSize;
      this.array[index + 0] = x;
      this.array[index + 1] = y;
      return this;
    },
    setXYZ: function(index, x, y, z) {
      index *= this.itemSize;
      this.array[index + 0] = x;
      this.array[index + 1] = y;
      this.array[index + 2] = z;
      return this;
    },
    setXYZW: function(index, x, y, z, w) {
      index *= this.itemSize;
      this.array[index + 0] = x;
      this.array[index + 1] = y;
      this.array[index + 2] = z;
      this.array[index + 3] = w;
      return this;
    },
    onUpload: function(callback) {
      this.onUploadCallback = callback;
      return this;
    },
    clone: function() {
      return new this.constructor(this.array, this.itemSize).copy(this);
    },
    toJSON: function() {
      return {
        itemSize: this.itemSize,
        type: this.array.constructor.name,
        array: Array.prototype.slice.call(this.array),
        normalized: this.normalized
      };
    }
  });
  function Int8BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Int8Array(array), itemSize, normalized);
  }
  Int8BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Int8BufferAttribute.prototype.constructor = Int8BufferAttribute;
  function Uint8BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Uint8Array(array), itemSize, normalized);
  }
  Uint8BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Uint8BufferAttribute.prototype.constructor = Uint8BufferAttribute;
  function Uint8ClampedBufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Uint8ClampedArray(array), itemSize, normalized);
  }
  Uint8ClampedBufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Uint8ClampedBufferAttribute.prototype.constructor = Uint8ClampedBufferAttribute;
  function Int16BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Int16Array(array), itemSize, normalized);
  }
  Int16BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Int16BufferAttribute.prototype.constructor = Int16BufferAttribute;
  function Uint16BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Uint16Array(array), itemSize, normalized);
  }
  Uint16BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Uint16BufferAttribute.prototype.constructor = Uint16BufferAttribute;
  function Int32BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Int32Array(array), itemSize, normalized);
  }
  Int32BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Int32BufferAttribute.prototype.constructor = Int32BufferAttribute;
  function Uint32BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Uint32Array(array), itemSize, normalized);
  }
  Uint32BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Uint32BufferAttribute.prototype.constructor = Uint32BufferAttribute;
  function Float32BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Float32Array(array), itemSize, normalized);
  }
  Float32BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Float32BufferAttribute.prototype.constructor = Float32BufferAttribute;
  function Float64BufferAttribute(array, itemSize, normalized) {
    BufferAttribute.call(this, new Float64Array(array), itemSize, normalized);
  }
  Float64BufferAttribute.prototype = Object.create(BufferAttribute.prototype);
  Float64BufferAttribute.prototype.constructor = Float64BufferAttribute;
  function DirectGeometry() {
    this.vertices = [];
    this.normals = [];
    this.colors = [];
    this.uvs = [];
    this.uvs2 = [];
    this.groups = [];
    this.morphTargets = {};
    this.skinWeights = [];
    this.skinIndices = [];
    this.boundingBox = null;
    this.boundingSphere = null;
    this.verticesNeedUpdate = false;
    this.normalsNeedUpdate = false;
    this.colorsNeedUpdate = false;
    this.uvsNeedUpdate = false;
    this.groupsNeedUpdate = false;
  }
  Object.assign(DirectGeometry.prototype, {
    computeGroups: function(geometry) {
      var group;
      var groups = [];
      var materialIndex = void 0;
      var faces = geometry.faces;
      for (var i2 = 0; i2 < faces.length; i2++) {
        var face = faces[i2];
        if (face.materialIndex !== materialIndex) {
          materialIndex = face.materialIndex;
          if (group !== void 0) {
            group.count = i2 * 3 - group.start;
            groups.push(group);
          }
          group = {
            start: i2 * 3,
            materialIndex
          };
        }
      }
      if (group !== void 0) {
        group.count = i2 * 3 - group.start;
        groups.push(group);
      }
      this.groups = groups;
    },
    fromGeometry: function(geometry) {
      var faces = geometry.faces;
      var vertices = geometry.vertices;
      var faceVertexUvs = geometry.faceVertexUvs;
      var hasFaceVertexUv = faceVertexUvs[0] && faceVertexUvs[0].length > 0;
      var hasFaceVertexUv2 = faceVertexUvs[1] && faceVertexUvs[1].length > 0;
      var morphTargets = geometry.morphTargets;
      var morphTargetsLength = morphTargets.length;
      var morphTargetsPosition;
      if (morphTargetsLength > 0) {
        morphTargetsPosition = [];
        for (var i2 = 0; i2 < morphTargetsLength; i2++) {
          morphTargetsPosition[i2] = {
            name: morphTargets[i2].name,
            data: []
          };
        }
        this.morphTargets.position = morphTargetsPosition;
      }
      var morphNormals = geometry.morphNormals;
      var morphNormalsLength = morphNormals.length;
      var morphTargetsNormal;
      if (morphNormalsLength > 0) {
        morphTargetsNormal = [];
        for (var i2 = 0; i2 < morphNormalsLength; i2++) {
          morphTargetsNormal[i2] = {
            name: morphNormals[i2].name,
            data: []
          };
        }
        this.morphTargets.normal = morphTargetsNormal;
      }
      var skinIndices = geometry.skinIndices;
      var skinWeights = geometry.skinWeights;
      var hasSkinIndices = skinIndices.length === vertices.length;
      var hasSkinWeights = skinWeights.length === vertices.length;
      if (vertices.length > 0 && faces.length === 0) {
        console.error("THREE.DirectGeometry: Faceless geometries are not supported.");
      }
      for (var i2 = 0; i2 < faces.length; i2++) {
        var face = faces[i2];
        this.vertices.push(vertices[face.a], vertices[face.b], vertices[face.c]);
        var vertexNormals = face.vertexNormals;
        if (vertexNormals.length === 3) {
          this.normals.push(vertexNormals[0], vertexNormals[1], vertexNormals[2]);
        } else {
          var normal = face.normal;
          this.normals.push(normal, normal, normal);
        }
        var vertexColors = face.vertexColors;
        if (vertexColors.length === 3) {
          this.colors.push(vertexColors[0], vertexColors[1], vertexColors[2]);
        } else {
          var color = face.color;
          this.colors.push(color, color, color);
        }
        if (hasFaceVertexUv === true) {
          var vertexUvs = faceVertexUvs[0][i2];
          if (vertexUvs !== void 0) {
            this.uvs.push(vertexUvs[0], vertexUvs[1], vertexUvs[2]);
          } else {
            console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ", i2);
            this.uvs.push(new Vector2(), new Vector2(), new Vector2());
          }
        }
        if (hasFaceVertexUv2 === true) {
          var vertexUvs = faceVertexUvs[1][i2];
          if (vertexUvs !== void 0) {
            this.uvs2.push(vertexUvs[0], vertexUvs[1], vertexUvs[2]);
          } else {
            console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ", i2);
            this.uvs2.push(new Vector2(), new Vector2(), new Vector2());
          }
        }
        for (var j = 0; j < morphTargetsLength; j++) {
          var morphTarget = morphTargets[j].vertices;
          morphTargetsPosition[j].data.push(morphTarget[face.a], morphTarget[face.b], morphTarget[face.c]);
        }
        for (var j = 0; j < morphNormalsLength; j++) {
          var morphNormal = morphNormals[j].vertexNormals[i2];
          morphTargetsNormal[j].data.push(morphNormal.a, morphNormal.b, morphNormal.c);
        }
        if (hasSkinIndices) {
          this.skinIndices.push(skinIndices[face.a], skinIndices[face.b], skinIndices[face.c]);
        }
        if (hasSkinWeights) {
          this.skinWeights.push(skinWeights[face.a], skinWeights[face.b], skinWeights[face.c]);
        }
      }
      this.computeGroups(geometry);
      this.verticesNeedUpdate = geometry.verticesNeedUpdate;
      this.normalsNeedUpdate = geometry.normalsNeedUpdate;
      this.colorsNeedUpdate = geometry.colorsNeedUpdate;
      this.uvsNeedUpdate = geometry.uvsNeedUpdate;
      this.groupsNeedUpdate = geometry.groupsNeedUpdate;
      if (geometry.boundingSphere !== null) {
        this.boundingSphere = geometry.boundingSphere.clone();
      }
      if (geometry.boundingBox !== null) {
        this.boundingBox = geometry.boundingBox.clone();
      }
      return this;
    }
  });
  function arrayMax(array) {
    if (array.length === 0)
      return -Infinity;
    var max = array[0];
    for (var i2 = 1, l = array.length; i2 < l; ++i2) {
      if (array[i2] > max)
        max = array[i2];
    }
    return max;
  }
  var _bufferGeometryId = 1;
  var _m1$2 = new Matrix4();
  var _obj = new Object3D();
  var _offset = new Vector3();
  var _box$2 = new Box3();
  var _boxMorphTargets = new Box3();
  var _vector$4 = new Vector3();
  function BufferGeometry() {
    Object.defineProperty(this, "id", { value: _bufferGeometryId += 2 });
    this.uuid = MathUtils.generateUUID();
    this.name = "";
    this.type = "BufferGeometry";
    this.index = null;
    this.attributes = {};
    this.morphAttributes = {};
    this.morphTargetsRelative = false;
    this.groups = [];
    this.boundingBox = null;
    this.boundingSphere = null;
    this.drawRange = { start: 0, count: Infinity };
    this.userData = {};
  }
  BufferGeometry.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: BufferGeometry,
    isBufferGeometry: true,
    getIndex: function() {
      return this.index;
    },
    setIndex: function(index) {
      if (Array.isArray(index)) {
        this.index = new (arrayMax(index) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute)(index, 1);
      } else {
        this.index = index;
      }
    },
    getAttribute: function(name) {
      return this.attributes[name];
    },
    setAttribute: function(name, attribute) {
      this.attributes[name] = attribute;
      return this;
    },
    deleteAttribute: function(name) {
      delete this.attributes[name];
      return this;
    },
    addGroup: function(start, count, materialIndex) {
      this.groups.push({
        start,
        count,
        materialIndex: materialIndex !== void 0 ? materialIndex : 0
      });
    },
    clearGroups: function() {
      this.groups = [];
    },
    setDrawRange: function(start, count) {
      this.drawRange.start = start;
      this.drawRange.count = count;
    },
    applyMatrix4: function(matrix) {
      var position = this.attributes.position;
      if (position !== void 0) {
        position.applyMatrix4(matrix);
        position.needsUpdate = true;
      }
      var normal = this.attributes.normal;
      if (normal !== void 0) {
        var normalMatrix = new Matrix3().getNormalMatrix(matrix);
        normal.applyNormalMatrix(normalMatrix);
        normal.needsUpdate = true;
      }
      var tangent = this.attributes.tangent;
      if (tangent !== void 0) {
        tangent.transformDirection(matrix);
        tangent.needsUpdate = true;
      }
      if (this.boundingBox !== null) {
        this.computeBoundingBox();
      }
      if (this.boundingSphere !== null) {
        this.computeBoundingSphere();
      }
      return this;
    },
    rotateX: function(angle) {
      _m1$2.makeRotationX(angle);
      this.applyMatrix4(_m1$2);
      return this;
    },
    rotateY: function(angle) {
      _m1$2.makeRotationY(angle);
      this.applyMatrix4(_m1$2);
      return this;
    },
    rotateZ: function(angle) {
      _m1$2.makeRotationZ(angle);
      this.applyMatrix4(_m1$2);
      return this;
    },
    translate: function(x, y, z) {
      _m1$2.makeTranslation(x, y, z);
      this.applyMatrix4(_m1$2);
      return this;
    },
    scale: function(x, y, z) {
      _m1$2.makeScale(x, y, z);
      this.applyMatrix4(_m1$2);
      return this;
    },
    lookAt: function(vector) {
      _obj.lookAt(vector);
      _obj.updateMatrix();
      this.applyMatrix4(_obj.matrix);
      return this;
    },
    center: function() {
      this.computeBoundingBox();
      this.boundingBox.getCenter(_offset).negate();
      this.translate(_offset.x, _offset.y, _offset.z);
      return this;
    },
    setFromObject: function(object) {
      var geometry = object.geometry;
      if (object.isPoints || object.isLine) {
        var positions = new Float32BufferAttribute(geometry.vertices.length * 3, 3);
        var colors = new Float32BufferAttribute(geometry.colors.length * 3, 3);
        this.setAttribute("position", positions.copyVector3sArray(geometry.vertices));
        this.setAttribute("color", colors.copyColorsArray(geometry.colors));
        if (geometry.lineDistances && geometry.lineDistances.length === geometry.vertices.length) {
          var lineDistances = new Float32BufferAttribute(geometry.lineDistances.length, 1);
          this.setAttribute("lineDistance", lineDistances.copyArray(geometry.lineDistances));
        }
        if (geometry.boundingSphere !== null) {
          this.boundingSphere = geometry.boundingSphere.clone();
        }
        if (geometry.boundingBox !== null) {
          this.boundingBox = geometry.boundingBox.clone();
        }
      } else if (object.isMesh) {
        if (geometry && geometry.isGeometry) {
          this.fromGeometry(geometry);
        }
      }
      return this;
    },
    setFromPoints: function(points) {
      var position = [];
      for (var i2 = 0, l = points.length; i2 < l; i2++) {
        var point = points[i2];
        position.push(point.x, point.y, point.z || 0);
      }
      this.setAttribute("position", new Float32BufferAttribute(position, 3));
      return this;
    },
    updateFromObject: function(object) {
      var geometry = object.geometry;
      if (object.isMesh) {
        var direct = geometry.__directGeometry;
        if (geometry.elementsNeedUpdate === true) {
          direct = void 0;
          geometry.elementsNeedUpdate = false;
        }
        if (direct === void 0) {
          return this.fromGeometry(geometry);
        }
        direct.verticesNeedUpdate = geometry.verticesNeedUpdate;
        direct.normalsNeedUpdate = geometry.normalsNeedUpdate;
        direct.colorsNeedUpdate = geometry.colorsNeedUpdate;
        direct.uvsNeedUpdate = geometry.uvsNeedUpdate;
        direct.groupsNeedUpdate = geometry.groupsNeedUpdate;
        geometry.verticesNeedUpdate = false;
        geometry.normalsNeedUpdate = false;
        geometry.colorsNeedUpdate = false;
        geometry.uvsNeedUpdate = false;
        geometry.groupsNeedUpdate = false;
        geometry = direct;
      }
      var attribute;
      if (geometry.verticesNeedUpdate === true) {
        attribute = this.attributes.position;
        if (attribute !== void 0) {
          attribute.copyVector3sArray(geometry.vertices);
          attribute.needsUpdate = true;
        }
        geometry.verticesNeedUpdate = false;
      }
      if (geometry.normalsNeedUpdate === true) {
        attribute = this.attributes.normal;
        if (attribute !== void 0) {
          attribute.copyVector3sArray(geometry.normals);
          attribute.needsUpdate = true;
        }
        geometry.normalsNeedUpdate = false;
      }
      if (geometry.colorsNeedUpdate === true) {
        attribute = this.attributes.color;
        if (attribute !== void 0) {
          attribute.copyColorsArray(geometry.colors);
          attribute.needsUpdate = true;
        }
        geometry.colorsNeedUpdate = false;
      }
      if (geometry.uvsNeedUpdate) {
        attribute = this.attributes.uv;
        if (attribute !== void 0) {
          attribute.copyVector2sArray(geometry.uvs);
          attribute.needsUpdate = true;
        }
        geometry.uvsNeedUpdate = false;
      }
      if (geometry.lineDistancesNeedUpdate) {
        attribute = this.attributes.lineDistance;
        if (attribute !== void 0) {
          attribute.copyArray(geometry.lineDistances);
          attribute.needsUpdate = true;
        }
        geometry.lineDistancesNeedUpdate = false;
      }
      if (geometry.groupsNeedUpdate) {
        geometry.computeGroups(object.geometry);
        this.groups = geometry.groups;
        geometry.groupsNeedUpdate = false;
      }
      return this;
    },
    fromGeometry: function(geometry) {
      geometry.__directGeometry = new DirectGeometry().fromGeometry(geometry);
      return this.fromDirectGeometry(geometry.__directGeometry);
    },
    fromDirectGeometry: function(geometry) {
      var positions = new Float32Array(geometry.vertices.length * 3);
      this.setAttribute("position", new BufferAttribute(positions, 3).copyVector3sArray(geometry.vertices));
      if (geometry.normals.length > 0) {
        var normals = new Float32Array(geometry.normals.length * 3);
        this.setAttribute("normal", new BufferAttribute(normals, 3).copyVector3sArray(geometry.normals));
      }
      if (geometry.colors.length > 0) {
        var colors = new Float32Array(geometry.colors.length * 3);
        this.setAttribute("color", new BufferAttribute(colors, 3).copyColorsArray(geometry.colors));
      }
      if (geometry.uvs.length > 0) {
        var uvs = new Float32Array(geometry.uvs.length * 2);
        this.setAttribute("uv", new BufferAttribute(uvs, 2).copyVector2sArray(geometry.uvs));
      }
      if (geometry.uvs2.length > 0) {
        var uvs2 = new Float32Array(geometry.uvs2.length * 2);
        this.setAttribute("uv2", new BufferAttribute(uvs2, 2).copyVector2sArray(geometry.uvs2));
      }
      this.groups = geometry.groups;
      for (var name in geometry.morphTargets) {
        var array = [];
        var morphTargets = geometry.morphTargets[name];
        for (var i2 = 0, l = morphTargets.length; i2 < l; i2++) {
          var morphTarget = morphTargets[i2];
          var attribute = new Float32BufferAttribute(morphTarget.data.length * 3, 3);
          attribute.name = morphTarget.name;
          array.push(attribute.copyVector3sArray(morphTarget.data));
        }
        this.morphAttributes[name] = array;
      }
      if (geometry.skinIndices.length > 0) {
        var skinIndices = new Float32BufferAttribute(geometry.skinIndices.length * 4, 4);
        this.setAttribute("skinIndex", skinIndices.copyVector4sArray(geometry.skinIndices));
      }
      if (geometry.skinWeights.length > 0) {
        var skinWeights = new Float32BufferAttribute(geometry.skinWeights.length * 4, 4);
        this.setAttribute("skinWeight", skinWeights.copyVector4sArray(geometry.skinWeights));
      }
      if (geometry.boundingSphere !== null) {
        this.boundingSphere = geometry.boundingSphere.clone();
      }
      if (geometry.boundingBox !== null) {
        this.boundingBox = geometry.boundingBox.clone();
      }
      return this;
    },
    computeBoundingBox: function() {
      if (this.boundingBox === null) {
        this.boundingBox = new Box3();
      }
      var position = this.attributes.position;
      var morphAttributesPosition = this.morphAttributes.position;
      if (position !== void 0) {
        this.boundingBox.setFromBufferAttribute(position);
        if (morphAttributesPosition) {
          for (var i2 = 0, il = morphAttributesPosition.length; i2 < il; i2++) {
            var morphAttribute = morphAttributesPosition[i2];
            _box$2.setFromBufferAttribute(morphAttribute);
            if (this.morphTargetsRelative) {
              _vector$4.addVectors(this.boundingBox.min, _box$2.min);
              this.boundingBox.expandByPoint(_vector$4);
              _vector$4.addVectors(this.boundingBox.max, _box$2.max);
              this.boundingBox.expandByPoint(_vector$4);
            } else {
              this.boundingBox.expandByPoint(_box$2.min);
              this.boundingBox.expandByPoint(_box$2.max);
            }
          }
        }
      } else {
        this.boundingBox.makeEmpty();
      }
      if (isNaN(this.boundingBox.min.x) || isNaN(this.boundingBox.min.y) || isNaN(this.boundingBox.min.z)) {
        console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this);
      }
    },
    computeBoundingSphere: function() {
      if (this.boundingSphere === null) {
        this.boundingSphere = new Sphere();
      }
      var position = this.attributes.position;
      var morphAttributesPosition = this.morphAttributes.position;
      if (position) {
        var center = this.boundingSphere.center;
        _box$2.setFromBufferAttribute(position);
        if (morphAttributesPosition) {
          for (var i2 = 0, il = morphAttributesPosition.length; i2 < il; i2++) {
            var morphAttribute = morphAttributesPosition[i2];
            _boxMorphTargets.setFromBufferAttribute(morphAttribute);
            if (this.morphTargetsRelative) {
              _vector$4.addVectors(_box$2.min, _boxMorphTargets.min);
              _box$2.expandByPoint(_vector$4);
              _vector$4.addVectors(_box$2.max, _boxMorphTargets.max);
              _box$2.expandByPoint(_vector$4);
            } else {
              _box$2.expandByPoint(_boxMorphTargets.min);
              _box$2.expandByPoint(_boxMorphTargets.max);
            }
          }
        }
        _box$2.getCenter(center);
        var maxRadiusSq = 0;
        for (var i2 = 0, il = position.count; i2 < il; i2++) {
          _vector$4.fromBufferAttribute(position, i2);
          maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(_vector$4));
        }
        if (morphAttributesPosition) {
          for (var i2 = 0, il = morphAttributesPosition.length; i2 < il; i2++) {
            var morphAttribute = morphAttributesPosition[i2];
            var morphTargetsRelative = this.morphTargetsRelative;
            for (var j = 0, jl = morphAttribute.count; j < jl; j++) {
              _vector$4.fromBufferAttribute(morphAttribute, j);
              if (morphTargetsRelative) {
                _offset.fromBufferAttribute(position, j);
                _vector$4.add(_offset);
              }
              maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(_vector$4));
            }
          }
        }
        this.boundingSphere.radius = Math.sqrt(maxRadiusSq);
        if (isNaN(this.boundingSphere.radius)) {
          console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this);
        }
      }
    },
    computeFaceNormals: function() {
    },
    computeVertexNormals: function() {
      var index = this.index;
      var attributes = this.attributes;
      if (attributes.position) {
        var positions = attributes.position.array;
        if (attributes.normal === void 0) {
          this.setAttribute("normal", new BufferAttribute(new Float32Array(positions.length), 3));
        } else {
          var array = attributes.normal.array;
          for (var i2 = 0, il = array.length; i2 < il; i2++) {
            array[i2] = 0;
          }
        }
        var normals = attributes.normal.array;
        var vA, vB, vC;
        var pA = new Vector3(), pB = new Vector3(), pC = new Vector3();
        var cb = new Vector3(), ab = new Vector3();
        if (index) {
          var indices = index.array;
          for (var i2 = 0, il = index.count; i2 < il; i2 += 3) {
            vA = indices[i2 + 0] * 3;
            vB = indices[i2 + 1] * 3;
            vC = indices[i2 + 2] * 3;
            pA.fromArray(positions, vA);
            pB.fromArray(positions, vB);
            pC.fromArray(positions, vC);
            cb.subVectors(pC, pB);
            ab.subVectors(pA, pB);
            cb.cross(ab);
            normals[vA] += cb.x;
            normals[vA + 1] += cb.y;
            normals[vA + 2] += cb.z;
            normals[vB] += cb.x;
            normals[vB + 1] += cb.y;
            normals[vB + 2] += cb.z;
            normals[vC] += cb.x;
            normals[vC + 1] += cb.y;
            normals[vC + 2] += cb.z;
          }
        } else {
          for (var i2 = 0, il = positions.length; i2 < il; i2 += 9) {
            pA.fromArray(positions, i2);
            pB.fromArray(positions, i2 + 3);
            pC.fromArray(positions, i2 + 6);
            cb.subVectors(pC, pB);
            ab.subVectors(pA, pB);
            cb.cross(ab);
            normals[i2] = cb.x;
            normals[i2 + 1] = cb.y;
            normals[i2 + 2] = cb.z;
            normals[i2 + 3] = cb.x;
            normals[i2 + 4] = cb.y;
            normals[i2 + 5] = cb.z;
            normals[i2 + 6] = cb.x;
            normals[i2 + 7] = cb.y;
            normals[i2 + 8] = cb.z;
          }
        }
        this.normalizeNormals();
        attributes.normal.needsUpdate = true;
      }
    },
    merge: function(geometry, offset) {
      if (!(geometry && geometry.isBufferGeometry)) {
        console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.", geometry);
        return;
      }
      if (offset === void 0) {
        offset = 0;
        console.warn(
          "THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."
        );
      }
      var attributes = this.attributes;
      for (var key in attributes) {
        if (geometry.attributes[key] === void 0)
          continue;
        var attribute1 = attributes[key];
        var attributeArray1 = attribute1.array;
        var attribute2 = geometry.attributes[key];
        var attributeArray2 = attribute2.array;
        var attributeOffset = attribute2.itemSize * offset;
        var length = Math.min(attributeArray2.length, attributeArray1.length - attributeOffset);
        for (var i2 = 0, j = attributeOffset; i2 < length; i2++, j++) {
          attributeArray1[j] = attributeArray2[i2];
        }
      }
      return this;
    },
    normalizeNormals: function() {
      var normals = this.attributes.normal;
      for (var i2 = 0, il = normals.count; i2 < il; i2++) {
        _vector$4.x = normals.getX(i2);
        _vector$4.y = normals.getY(i2);
        _vector$4.z = normals.getZ(i2);
        _vector$4.normalize();
        normals.setXYZ(i2, _vector$4.x, _vector$4.y, _vector$4.z);
      }
    },
    toNonIndexed: function() {
      function convertBufferAttribute(attribute2, indices2) {
        var array = attribute2.array;
        var itemSize = attribute2.itemSize;
        var array2 = new array.constructor(indices2.length * itemSize);
        var index = 0, index2 = 0;
        for (var i3 = 0, l2 = indices2.length; i3 < l2; i3++) {
          index = indices2[i3] * itemSize;
          for (var j = 0; j < itemSize; j++) {
            array2[index2++] = array[index++];
          }
        }
        return new BufferAttribute(array2, itemSize);
      }
      if (this.index === null) {
        console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed.");
        return this;
      }
      var geometry2 = new BufferGeometry();
      var indices = this.index.array;
      var attributes = this.attributes;
      for (var name in attributes) {
        var attribute = attributes[name];
        var newAttribute = convertBufferAttribute(attribute, indices);
        geometry2.setAttribute(name, newAttribute);
      }
      var morphAttributes = this.morphAttributes;
      for (name in morphAttributes) {
        var morphArray = [];
        var morphAttribute = morphAttributes[name];
        for (var i2 = 0, il = morphAttribute.length; i2 < il; i2++) {
          var attribute = morphAttribute[i2];
          var newAttribute = convertBufferAttribute(attribute, indices);
          morphArray.push(newAttribute);
        }
        geometry2.morphAttributes[name] = morphArray;
      }
      geometry2.morphTargetsRelative = this.morphTargetsRelative;
      var groups = this.groups;
      for (var i2 = 0, l = groups.length; i2 < l; i2++) {
        var group = groups[i2];
        geometry2.addGroup(group.start, group.count, group.materialIndex);
      }
      return geometry2;
    },
    toJSON: function() {
      var data = {
        metadata: {
          version: 4.5,
          type: "BufferGeometry",
          generator: "BufferGeometry.toJSON"
        }
      };
      data.uuid = this.uuid;
      data.type = this.type;
      if (this.name !== "")
        data.name = this.name;
      if (Object.keys(this.userData).length > 0)
        data.userData = this.userData;
      if (this.parameters !== void 0) {
        var parameters = this.parameters;
        for (var key in parameters) {
          if (parameters[key] !== void 0)
            data[key] = parameters[key];
        }
        return data;
      }
      data.data = { attributes: {} };
      var index = this.index;
      if (index !== null) {
        data.data.index = {
          type: index.array.constructor.name,
          array: Array.prototype.slice.call(index.array)
        };
      }
      var attributes = this.attributes;
      for (var key in attributes) {
        var attribute = attributes[key];
        var attributeData = attribute.toJSON();
        if (attribute.name !== "")
          attributeData.name = attribute.name;
        data.data.attributes[key] = attributeData;
      }
      var morphAttributes = {};
      var hasMorphAttributes = false;
      for (var key in this.morphAttributes) {
        var attributeArray = this.morphAttributes[key];
        var array = [];
        for (var i2 = 0, il = attributeArray.length; i2 < il; i2++) {
          var attribute = attributeArray[i2];
          var attributeData = attribute.toJSON();
          if (attribute.name !== "")
            attributeData.name = attribute.name;
          array.push(attributeData);
        }
        if (array.length > 0) {
          morphAttributes[key] = array;
          hasMorphAttributes = true;
        }
      }
      if (hasMorphAttributes) {
        data.data.morphAttributes = morphAttributes;
        data.data.morphTargetsRelative = this.morphTargetsRelative;
      }
      var groups = this.groups;
      if (groups.length > 0) {
        data.data.groups = JSON.parse(JSON.stringify(groups));
      }
      var boundingSphere = this.boundingSphere;
      if (boundingSphere !== null) {
        data.data.boundingSphere = {
          center: boundingSphere.center.toArray(),
          radius: boundingSphere.radius
        };
      }
      return data;
    },
    clone: function() {
      return new BufferGeometry().copy(this);
    },
    copy: function(source) {
      var name, i2, l;
      this.index = null;
      this.attributes = {};
      this.morphAttributes = {};
      this.groups = [];
      this.boundingBox = null;
      this.boundingSphere = null;
      this.name = source.name;
      var index = source.index;
      if (index !== null) {
        this.setIndex(index.clone());
      }
      var attributes = source.attributes;
      for (name in attributes) {
        var attribute = attributes[name];
        this.setAttribute(name, attribute.clone());
      }
      var morphAttributes = source.morphAttributes;
      for (name in morphAttributes) {
        var array = [];
        var morphAttribute = morphAttributes[name];
        for (i2 = 0, l = morphAttribute.length; i2 < l; i2++) {
          array.push(morphAttribute[i2].clone());
        }
        this.morphAttributes[name] = array;
      }
      this.morphTargetsRelative = source.morphTargetsRelative;
      var groups = source.groups;
      for (i2 = 0, l = groups.length; i2 < l; i2++) {
        var group = groups[i2];
        this.addGroup(group.start, group.count, group.materialIndex);
      }
      var boundingBox = source.boundingBox;
      if (boundingBox !== null) {
        this.boundingBox = boundingBox.clone();
      }
      var boundingSphere = source.boundingSphere;
      if (boundingSphere !== null) {
        this.boundingSphere = boundingSphere.clone();
      }
      this.drawRange.start = source.drawRange.start;
      this.drawRange.count = source.drawRange.count;
      this.userData = source.userData;
      return this;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    }
  });
  var _inverseMatrix = new Matrix4();
  var _ray = new Ray();
  var _sphere = new Sphere();
  var _vA = new Vector3();
  var _vB = new Vector3();
  var _vC = new Vector3();
  var _tempA = new Vector3();
  var _tempB = new Vector3();
  var _tempC = new Vector3();
  var _morphA = new Vector3();
  var _morphB = new Vector3();
  var _morphC = new Vector3();
  var _uvA = new Vector2();
  var _uvB = new Vector2();
  var _uvC = new Vector2();
  var _intersectionPoint = new Vector3();
  var _intersectionPointWorld = new Vector3();
  function Mesh(geometry, material) {
    Object3D.call(this);
    this.type = "Mesh";
    this.geometry = geometry !== void 0 ? geometry : new BufferGeometry();
    this.material = material !== void 0 ? material : new MeshBasicMaterial();
    this.updateMorphTargets();
  }
  Mesh.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Mesh,
    isMesh: true,
    copy: function(source) {
      Object3D.prototype.copy.call(this, source);
      if (source.morphTargetInfluences !== void 0) {
        this.morphTargetInfluences = source.morphTargetInfluences.slice();
      }
      if (source.morphTargetDictionary !== void 0) {
        this.morphTargetDictionary = Object.assign({}, source.morphTargetDictionary);
      }
      return this;
    },
    updateMorphTargets: function() {
      var geometry = this.geometry;
      var m, ml, name;
      if (geometry.isBufferGeometry) {
        var morphAttributes = geometry.morphAttributes;
        var keys = Object.keys(morphAttributes);
        if (keys.length > 0) {
          var morphAttribute = morphAttributes[keys[0]];
          if (morphAttribute !== void 0) {
            this.morphTargetInfluences = [];
            this.morphTargetDictionary = {};
            for (m = 0, ml = morphAttribute.length; m < ml; m++) {
              name = morphAttribute[m].name || String(m);
              this.morphTargetInfluences.push(0);
              this.morphTargetDictionary[name] = m;
            }
          }
        }
      } else {
        var morphTargets = geometry.morphTargets;
        if (morphTargets !== void 0 && morphTargets.length > 0) {
          console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");
        }
      }
    },
    raycast: function(raycaster, intersects2) {
      var geometry = this.geometry;
      var material = this.material;
      var matrixWorld = this.matrixWorld;
      if (material === void 0)
        return;
      if (geometry.boundingSphere === null)
        geometry.computeBoundingSphere();
      _sphere.copy(geometry.boundingSphere);
      _sphere.applyMatrix4(matrixWorld);
      if (raycaster.ray.intersectsSphere(_sphere) === false)
        return;
      _inverseMatrix.getInverse(matrixWorld);
      _ray.copy(raycaster.ray).applyMatrix4(_inverseMatrix);
      if (geometry.boundingBox !== null) {
        if (_ray.intersectsBox(geometry.boundingBox) === false)
          return;
      }
      var intersection;
      if (geometry.isBufferGeometry) {
        var a, b, c;
        var index = geometry.index;
        var position = geometry.attributes.position;
        var morphPosition = geometry.morphAttributes.position;
        var morphTargetsRelative = geometry.morphTargetsRelative;
        var uv = geometry.attributes.uv;
        var uv2 = geometry.attributes.uv2;
        var groups = geometry.groups;
        var drawRange = geometry.drawRange;
        var i2, j, il, jl;
        var group, groupMaterial;
        var start, end;
        if (index !== null) {
          if (Array.isArray(material)) {
            for (i2 = 0, il = groups.length; i2 < il; i2++) {
              group = groups[i2];
              groupMaterial = material[group.materialIndex];
              start = Math.max(group.start, drawRange.start);
              end = Math.min(group.start + group.count, drawRange.start + drawRange.count);
              for (j = start, jl = end; j < jl; j += 3) {
                a = index.getX(j);
                b = index.getX(j + 1);
                c = index.getX(j + 2);
                intersection = checkBufferGeometryIntersection(this, groupMaterial, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c);
                if (intersection) {
                  intersection.faceIndex = Math.floor(j / 3);
                  intersection.face.materialIndex = group.materialIndex;
                  intersects2.push(intersection);
                }
              }
            }
          } else {
            start = Math.max(0, drawRange.start);
            end = Math.min(index.count, drawRange.start + drawRange.count);
            for (i2 = start, il = end; i2 < il; i2 += 3) {
              a = index.getX(i2);
              b = index.getX(i2 + 1);
              c = index.getX(i2 + 2);
              intersection = checkBufferGeometryIntersection(this, material, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c);
              if (intersection) {
                intersection.faceIndex = Math.floor(i2 / 3);
                intersects2.push(intersection);
              }
            }
          }
        } else if (position !== void 0) {
          if (Array.isArray(material)) {
            for (i2 = 0, il = groups.length; i2 < il; i2++) {
              group = groups[i2];
              groupMaterial = material[group.materialIndex];
              start = Math.max(group.start, drawRange.start);
              end = Math.min(group.start + group.count, drawRange.start + drawRange.count);
              for (j = start, jl = end; j < jl; j += 3) {
                a = j;
                b = j + 1;
                c = j + 2;
                intersection = checkBufferGeometryIntersection(this, groupMaterial, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c);
                if (intersection) {
                  intersection.faceIndex = Math.floor(j / 3);
                  intersection.face.materialIndex = group.materialIndex;
                  intersects2.push(intersection);
                }
              }
            }
          } else {
            start = Math.max(0, drawRange.start);
            end = Math.min(position.count, drawRange.start + drawRange.count);
            for (i2 = start, il = end; i2 < il; i2 += 3) {
              a = i2;
              b = i2 + 1;
              c = i2 + 2;
              intersection = checkBufferGeometryIntersection(this, material, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c);
              if (intersection) {
                intersection.faceIndex = Math.floor(i2 / 3);
                intersects2.push(intersection);
              }
            }
          }
        }
      } else if (geometry.isGeometry) {
        var fvA, fvB, fvC;
        var isMultiMaterial = Array.isArray(material);
        var vertices = geometry.vertices;
        var faces = geometry.faces;
        var uvs;
        var faceVertexUvs = geometry.faceVertexUvs[0];
        if (faceVertexUvs.length > 0)
          uvs = faceVertexUvs;
        for (var f = 0, fl = faces.length; f < fl; f++) {
          var face = faces[f];
          var faceMaterial = isMultiMaterial ? material[face.materialIndex] : material;
          if (faceMaterial === void 0)
            continue;
          fvA = vertices[face.a];
          fvB = vertices[face.b];
          fvC = vertices[face.c];
          intersection = checkIntersection(this, faceMaterial, raycaster, _ray, fvA, fvB, fvC, _intersectionPoint);
          if (intersection) {
            if (uvs && uvs[f]) {
              var uvs_f = uvs[f];
              _uvA.copy(uvs_f[0]);
              _uvB.copy(uvs_f[1]);
              _uvC.copy(uvs_f[2]);
              intersection.uv = Triangle.getUV(_intersectionPoint, fvA, fvB, fvC, _uvA, _uvB, _uvC, new Vector2());
            }
            intersection.face = face;
            intersection.faceIndex = f;
            intersects2.push(intersection);
          }
        }
      }
    },
    clone: function() {
      return new this.constructor(this.geometry, this.material).copy(this);
    }
  });
  function checkIntersection(object, material, raycaster, ray, pA, pB, pC, point) {
    var intersect;
    if (material.side === BackSide) {
      intersect = ray.intersectTriangle(pC, pB, pA, true, point);
    } else {
      intersect = ray.intersectTriangle(pA, pB, pC, material.side !== DoubleSide, point);
    }
    if (intersect === null)
      return null;
    _intersectionPointWorld.copy(point);
    _intersectionPointWorld.applyMatrix4(object.matrixWorld);
    var distance = raycaster.ray.origin.distanceTo(_intersectionPointWorld);
    if (distance < raycaster.near || distance > raycaster.far)
      return null;
    return {
      distance,
      point: _intersectionPointWorld.clone(),
      object
    };
  }
  function checkBufferGeometryIntersection(object, material, raycaster, ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c) {
    _vA.fromBufferAttribute(position, a);
    _vB.fromBufferAttribute(position, b);
    _vC.fromBufferAttribute(position, c);
    var morphInfluences = object.morphTargetInfluences;
    if (material.morphTargets && morphPosition && morphInfluences) {
      _morphA.set(0, 0, 0);
      _morphB.set(0, 0, 0);
      _morphC.set(0, 0, 0);
      for (var i2 = 0, il = morphPosition.length; i2 < il; i2++) {
        var influence = morphInfluences[i2];
        var morphAttribute = morphPosition[i2];
        if (influence === 0)
          continue;
        _tempA.fromBufferAttribute(morphAttribute, a);
        _tempB.fromBufferAttribute(morphAttribute, b);
        _tempC.fromBufferAttribute(morphAttribute, c);
        if (morphTargetsRelative) {
          _morphA.addScaledVector(_tempA, influence);
          _morphB.addScaledVector(_tempB, influence);
          _morphC.addScaledVector(_tempC, influence);
        } else {
          _morphA.addScaledVector(_tempA.sub(_vA), influence);
          _morphB.addScaledVector(_tempB.sub(_vB), influence);
          _morphC.addScaledVector(_tempC.sub(_vC), influence);
        }
      }
      _vA.add(_morphA);
      _vB.add(_morphB);
      _vC.add(_morphC);
    }
    var intersection = checkIntersection(object, material, raycaster, ray, _vA, _vB, _vC, _intersectionPoint);
    if (intersection) {
      if (uv) {
        _uvA.fromBufferAttribute(uv, a);
        _uvB.fromBufferAttribute(uv, b);
        _uvC.fromBufferAttribute(uv, c);
        intersection.uv = Triangle.getUV(_intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2());
      }
      if (uv2) {
        _uvA.fromBufferAttribute(uv2, a);
        _uvB.fromBufferAttribute(uv2, b);
        _uvC.fromBufferAttribute(uv2, c);
        intersection.uv2 = Triangle.getUV(_intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2());
      }
      var face = new Face3(a, b, c);
      Triangle.getNormal(_vA, _vB, _vC, face.normal);
      intersection.face = face;
    }
    return intersection;
  }
  var _geometryId = 0;
  var _m1$3 = new Matrix4();
  var _obj$1 = new Object3D();
  var _offset$1 = new Vector3();
  function Geometry() {
    Object.defineProperty(this, "id", { value: _geometryId += 2 });
    this.uuid = MathUtils.generateUUID();
    this.name = "";
    this.type = "Geometry";
    this.vertices = [];
    this.colors = [];
    this.faces = [];
    this.faceVertexUvs = [[]];
    this.morphTargets = [];
    this.morphNormals = [];
    this.skinWeights = [];
    this.skinIndices = [];
    this.lineDistances = [];
    this.boundingBox = null;
    this.boundingSphere = null;
    this.elementsNeedUpdate = false;
    this.verticesNeedUpdate = false;
    this.uvsNeedUpdate = false;
    this.normalsNeedUpdate = false;
    this.colorsNeedUpdate = false;
    this.lineDistancesNeedUpdate = false;
    this.groupsNeedUpdate = false;
  }
  Geometry.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: Geometry,
    isGeometry: true,
    applyMatrix4: function(matrix) {
      var normalMatrix = new Matrix3().getNormalMatrix(matrix);
      for (var i2 = 0, il = this.vertices.length; i2 < il; i2++) {
        var vertex = this.vertices[i2];
        vertex.applyMatrix4(matrix);
      }
      for (var i2 = 0, il = this.faces.length; i2 < il; i2++) {
        var face = this.faces[i2];
        face.normal.applyMatrix3(normalMatrix).normalize();
        for (var j = 0, jl = face.vertexNormals.length; j < jl; j++) {
          face.vertexNormals[j].applyMatrix3(normalMatrix).normalize();
        }
      }
      if (this.boundingBox !== null) {
        this.computeBoundingBox();
      }
      if (this.boundingSphere !== null) {
        this.computeBoundingSphere();
      }
      this.verticesNeedUpdate = true;
      this.normalsNeedUpdate = true;
      return this;
    },
    rotateX: function(angle) {
      _m1$3.makeRotationX(angle);
      this.applyMatrix4(_m1$3);
      return this;
    },
    rotateY: function(angle) {
      _m1$3.makeRotationY(angle);
      this.applyMatrix4(_m1$3);
      return this;
    },
    rotateZ: function(angle) {
      _m1$3.makeRotationZ(angle);
      this.applyMatrix4(_m1$3);
      return this;
    },
    translate: function(x, y, z) {
      _m1$3.makeTranslation(x, y, z);
      this.applyMatrix4(_m1$3);
      return this;
    },
    scale: function(x, y, z) {
      _m1$3.makeScale(x, y, z);
      this.applyMatrix4(_m1$3);
      return this;
    },
    lookAt: function(vector) {
      _obj$1.lookAt(vector);
      _obj$1.updateMatrix();
      this.applyMatrix4(_obj$1.matrix);
      return this;
    },
    fromBufferGeometry: function(geometry) {
      var scope = this;
      var indices = geometry.index !== null ? geometry.index.array : void 0;
      var attributes = geometry.attributes;
      if (attributes.position === void 0) {
        console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion.");
        return this;
      }
      var positions = attributes.position.array;
      var normals = attributes.normal !== void 0 ? attributes.normal.array : void 0;
      var colors = attributes.color !== void 0 ? attributes.color.array : void 0;
      var uvs = attributes.uv !== void 0 ? attributes.uv.array : void 0;
      var uvs2 = attributes.uv2 !== void 0 ? attributes.uv2.array : void 0;
      if (uvs2 !== void 0)
        this.faceVertexUvs[1] = [];
      for (var i2 = 0; i2 < positions.length; i2 += 3) {
        scope.vertices.push(new Vector3().fromArray(positions, i2));
        if (colors !== void 0) {
          scope.colors.push(new Color().fromArray(colors, i2));
        }
      }
      function addFace(a, b, c, materialIndex) {
        var vertexColors = colors === void 0 ? [] : [
          scope.colors[a].clone(),
          scope.colors[b].clone(),
          scope.colors[c].clone()
        ];
        var vertexNormals = normals === void 0 ? [] : [
          new Vector3().fromArray(normals, a * 3),
          new Vector3().fromArray(normals, b * 3),
          new Vector3().fromArray(normals, c * 3)
        ];
        var face = new Face3(a, b, c, vertexNormals, vertexColors, materialIndex);
        scope.faces.push(face);
        if (uvs !== void 0) {
          scope.faceVertexUvs[0].push([
            new Vector2().fromArray(uvs, a * 2),
            new Vector2().fromArray(uvs, b * 2),
            new Vector2().fromArray(uvs, c * 2)
          ]);
        }
        if (uvs2 !== void 0) {
          scope.faceVertexUvs[1].push([
            new Vector2().fromArray(uvs2, a * 2),
            new Vector2().fromArray(uvs2, b * 2),
            new Vector2().fromArray(uvs2, c * 2)
          ]);
        }
      }
      var groups = geometry.groups;
      if (groups.length > 0) {
        for (var i2 = 0; i2 < groups.length; i2++) {
          var group = groups[i2];
          var start = group.start;
          var count = group.count;
          for (var j = start, jl = start + count; j < jl; j += 3) {
            if (indices !== void 0) {
              addFace(indices[j], indices[j + 1], indices[j + 2], group.materialIndex);
            } else {
              addFace(j, j + 1, j + 2, group.materialIndex);
            }
          }
        }
      } else {
        if (indices !== void 0) {
          for (var i2 = 0; i2 < indices.length; i2 += 3) {
            addFace(indices[i2], indices[i2 + 1], indices[i2 + 2]);
          }
        } else {
          for (var i2 = 0; i2 < positions.length / 3; i2 += 3) {
            addFace(i2, i2 + 1, i2 + 2);
          }
        }
      }
      this.computeFaceNormals();
      if (geometry.boundingBox !== null) {
        this.boundingBox = geometry.boundingBox.clone();
      }
      if (geometry.boundingSphere !== null) {
        this.boundingSphere = geometry.boundingSphere.clone();
      }
      return this;
    },
    center: function() {
      this.computeBoundingBox();
      this.boundingBox.getCenter(_offset$1).negate();
      this.translate(_offset$1.x, _offset$1.y, _offset$1.z);
      return this;
    },
    normalize: function() {
      this.computeBoundingSphere();
      var center = this.boundingSphere.center;
      var radius = this.boundingSphere.radius;
      var s = radius === 0 ? 1 : 1 / radius;
      var matrix = new Matrix4();
      matrix.set(
        s,
        0,
        0,
        -s * center.x,
        0,
        s,
        0,
        -s * center.y,
        0,
        0,
        s,
        -s * center.z,
        0,
        0,
        0,
        1
      );
      this.applyMatrix4(matrix);
      return this;
    },
    computeFaceNormals: function() {
      var cb = new Vector3(), ab = new Vector3();
      for (var f = 0, fl = this.faces.length; f < fl; f++) {
        var face = this.faces[f];
        var vA = this.vertices[face.a];
        var vB = this.vertices[face.b];
        var vC = this.vertices[face.c];
        cb.subVectors(vC, vB);
        ab.subVectors(vA, vB);
        cb.cross(ab);
        cb.normalize();
        face.normal.copy(cb);
      }
    },
    computeVertexNormals: function(areaWeighted) {
      if (areaWeighted === void 0)
        areaWeighted = true;
      var v, vl, f, fl, face, vertices;
      vertices = new Array(this.vertices.length);
      for (v = 0, vl = this.vertices.length; v < vl; v++) {
        vertices[v] = new Vector3();
      }
      if (areaWeighted) {
        var vA, vB, vC;
        var cb = new Vector3(), ab = new Vector3();
        for (f = 0, fl = this.faces.length; f < fl; f++) {
          face = this.faces[f];
          vA = this.vertices[face.a];
          vB = this.vertices[face.b];
          vC = this.vertices[face.c];
          cb.subVectors(vC, vB);
          ab.subVectors(vA, vB);
          cb.cross(ab);
          vertices[face.a].add(cb);
          vertices[face.b].add(cb);
          vertices[face.c].add(cb);
        }
      } else {
        this.computeFaceNormals();
        for (f = 0, fl = this.faces.length; f < fl; f++) {
          face = this.faces[f];
          vertices[face.a].add(face.normal);
          vertices[face.b].add(face.normal);
          vertices[face.c].add(face.normal);
        }
      }
      for (v = 0, vl = this.vertices.length; v < vl; v++) {
        vertices[v].normalize();
      }
      for (f = 0, fl = this.faces.length; f < fl; f++) {
        face = this.faces[f];
        var vertexNormals = face.vertexNormals;
        if (vertexNormals.length === 3) {
          vertexNormals[0].copy(vertices[face.a]);
          vertexNormals[1].copy(vertices[face.b]);
          vertexNormals[2].copy(vertices[face.c]);
        } else {
          vertexNormals[0] = vertices[face.a].clone();
          vertexNormals[1] = vertices[face.b].clone();
          vertexNormals[2] = vertices[face.c].clone();
        }
      }
      if (this.faces.length > 0) {
        this.normalsNeedUpdate = true;
      }
    },
    computeFlatVertexNormals: function() {
      var f, fl, face;
      this.computeFaceNormals();
      for (f = 0, fl = this.faces.length; f < fl; f++) {
        face = this.faces[f];
        var vertexNormals = face.vertexNormals;
        if (vertexNormals.length === 3) {
          vertexNormals[0].copy(face.normal);
          vertexNormals[1].copy(face.normal);
          vertexNormals[2].copy(face.normal);
        } else {
          vertexNormals[0] = face.normal.clone();
          vertexNormals[1] = face.normal.clone();
          vertexNormals[2] = face.normal.clone();
        }
      }
      if (this.faces.length > 0) {
        this.normalsNeedUpdate = true;
      }
    },
    computeMorphNormals: function() {
      var i2, il, f, fl, face;
      for (f = 0, fl = this.faces.length; f < fl; f++) {
        face = this.faces[f];
        if (!face.__originalFaceNormal) {
          face.__originalFaceNormal = face.normal.clone();
        } else {
          face.__originalFaceNormal.copy(face.normal);
        }
        if (!face.__originalVertexNormals)
          face.__originalVertexNormals = [];
        for (i2 = 0, il = face.vertexNormals.length; i2 < il; i2++) {
          if (!face.__originalVertexNormals[i2]) {
            face.__originalVertexNormals[i2] = face.vertexNormals[i2].clone();
          } else {
            face.__originalVertexNormals[i2].copy(face.vertexNormals[i2]);
          }
        }
      }
      var tmpGeo = new Geometry();
      tmpGeo.faces = this.faces;
      for (i2 = 0, il = this.morphTargets.length; i2 < il; i2++) {
        if (!this.morphNormals[i2]) {
          this.morphNormals[i2] = {};
          this.morphNormals[i2].faceNormals = [];
          this.morphNormals[i2].vertexNormals = [];
          var dstNormalsFace = this.morphNormals[i2].faceNormals;
          var dstNormalsVertex = this.morphNormals[i2].vertexNormals;
          var faceNormal, vertexNormals;
          for (f = 0, fl = this.faces.length; f < fl; f++) {
            faceNormal = new Vector3();
            vertexNormals = { a: new Vector3(), b: new Vector3(), c: new Vector3() };
            dstNormalsFace.push(faceNormal);
            dstNormalsVertex.push(vertexNormals);
          }
        }
        var morphNormals = this.morphNormals[i2];
        tmpGeo.vertices = this.morphTargets[i2].vertices;
        tmpGeo.computeFaceNormals();
        tmpGeo.computeVertexNormals();
        var faceNormal, vertexNormals;
        for (f = 0, fl = this.faces.length; f < fl; f++) {
          face = this.faces[f];
          faceNormal = morphNormals.faceNormals[f];
          vertexNormals = morphNormals.vertexNormals[f];
          faceNormal.copy(face.normal);
          vertexNormals.a.copy(face.vertexNormals[0]);
          vertexNormals.b.copy(face.vertexNormals[1]);
          vertexNormals.c.copy(face.vertexNormals[2]);
        }
      }
      for (f = 0, fl = this.faces.length; f < fl; f++) {
        face = this.faces[f];
        face.normal = face.__originalFaceNormal;
        face.vertexNormals = face.__originalVertexNormals;
      }
    },
    computeBoundingBox: function() {
      if (this.boundingBox === null) {
        this.boundingBox = new Box3();
      }
      this.boundingBox.setFromPoints(this.vertices);
    },
    computeBoundingSphere: function() {
      if (this.boundingSphere === null) {
        this.boundingSphere = new Sphere();
      }
      this.boundingSphere.setFromPoints(this.vertices);
    },
    merge: function(geometry, matrix, materialIndexOffset) {
      if (!(geometry && geometry.isGeometry)) {
        console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.", geometry);
        return;
      }
      var normalMatrix, vertexOffset = this.vertices.length, vertices1 = this.vertices, vertices2 = geometry.vertices, faces1 = this.faces, faces2 = geometry.faces, colors1 = this.colors, colors2 = geometry.colors;
      if (materialIndexOffset === void 0)
        materialIndexOffset = 0;
      if (matrix !== void 0) {
        normalMatrix = new Matrix3().getNormalMatrix(matrix);
      }
      for (var i2 = 0, il = vertices2.length; i2 < il; i2++) {
        var vertex = vertices2[i2];
        var vertexCopy = vertex.clone();
        if (matrix !== void 0)
          vertexCopy.applyMatrix4(matrix);
        vertices1.push(vertexCopy);
      }
      for (var i2 = 0, il = colors2.length; i2 < il; i2++) {
        colors1.push(colors2[i2].clone());
      }
      for (i2 = 0, il = faces2.length; i2 < il; i2++) {
        var face = faces2[i2], faceCopy, normal, color, faceVertexNormals = face.vertexNormals, faceVertexColors = face.vertexColors;
        faceCopy = new Face3(face.a + vertexOffset, face.b + vertexOffset, face.c + vertexOffset);
        faceCopy.normal.copy(face.normal);
        if (normalMatrix !== void 0) {
          faceCopy.normal.applyMatrix3(normalMatrix).normalize();
        }
        for (var j = 0, jl = faceVertexNormals.length; j < jl; j++) {
          normal = faceVertexNormals[j].clone();
          if (normalMatrix !== void 0) {
            normal.applyMatrix3(normalMatrix).normalize();
          }
          faceCopy.vertexNormals.push(normal);
        }
        faceCopy.color.copy(face.color);
        for (var j = 0, jl = faceVertexColors.length; j < jl; j++) {
          color = faceVertexColors[j];
          faceCopy.vertexColors.push(color.clone());
        }
        faceCopy.materialIndex = face.materialIndex + materialIndexOffset;
        faces1.push(faceCopy);
      }
      for (var i2 = 0, il = geometry.faceVertexUvs.length; i2 < il; i2++) {
        var faceVertexUvs2 = geometry.faceVertexUvs[i2];
        if (this.faceVertexUvs[i2] === void 0)
          this.faceVertexUvs[i2] = [];
        for (var j = 0, jl = faceVertexUvs2.length; j < jl; j++) {
          var uvs2 = faceVertexUvs2[j], uvsCopy = [];
          for (var k = 0, kl = uvs2.length; k < kl; k++) {
            uvsCopy.push(uvs2[k].clone());
          }
          this.faceVertexUvs[i2].push(uvsCopy);
        }
      }
    },
    mergeMesh: function(mesh) {
      if (!(mesh && mesh.isMesh)) {
        console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.", mesh);
        return;
      }
      if (mesh.matrixAutoUpdate)
        mesh.updateMatrix();
      this.merge(mesh.geometry, mesh.matrix);
    },
    /*
     * Checks for duplicate vertices with hashmap.
     * Duplicated vertices are removed
     * and faces' vertices are updated.
     */
    mergeVertices: function() {
      var verticesMap = {};
      var unique = [], changes = [];
      var v, key;
      var precisionPoints = 4;
      var precision = Math.pow(10, precisionPoints);
      var i2, il, face;
      var indices, j, jl;
      for (i2 = 0, il = this.vertices.length; i2 < il; i2++) {
        v = this.vertices[i2];
        key = Math.round(v.x * precision) + "_" + Math.round(v.y * precision) + "_" + Math.round(v.z * precision);
        if (verticesMap[key] === void 0) {
          verticesMap[key] = i2;
          unique.push(this.vertices[i2]);
          changes[i2] = unique.length - 1;
        } else {
          changes[i2] = changes[verticesMap[key]];
        }
      }
      var faceIndicesToRemove = [];
      for (i2 = 0, il = this.faces.length; i2 < il; i2++) {
        face = this.faces[i2];
        face.a = changes[face.a];
        face.b = changes[face.b];
        face.c = changes[face.c];
        indices = [face.a, face.b, face.c];
        for (var n = 0; n < 3; n++) {
          if (indices[n] === indices[(n + 1) % 3]) {
            faceIndicesToRemove.push(i2);
            break;
          }
        }
      }
      for (i2 = faceIndicesToRemove.length - 1; i2 >= 0; i2--) {
        var idx = faceIndicesToRemove[i2];
        this.faces.splice(idx, 1);
        for (j = 0, jl = this.faceVertexUvs.length; j < jl; j++) {
          this.faceVertexUvs[j].splice(idx, 1);
        }
      }
      var diff = this.vertices.length - unique.length;
      this.vertices = unique;
      return diff;
    },
    setFromPoints: function(points) {
      this.vertices = [];
      for (var i2 = 0, l = points.length; i2 < l; i2++) {
        var point = points[i2];
        this.vertices.push(new Vector3(point.x, point.y, point.z || 0));
      }
      return this;
    },
    sortFacesByMaterialIndex: function() {
      var faces = this.faces;
      var length = faces.length;
      for (var i2 = 0; i2 < length; i2++) {
        faces[i2]._id = i2;
      }
      function materialIndexSort(a, b) {
        return a.materialIndex - b.materialIndex;
      }
      faces.sort(materialIndexSort);
      var uvs1 = this.faceVertexUvs[0];
      var uvs2 = this.faceVertexUvs[1];
      var newUvs1, newUvs2;
      if (uvs1 && uvs1.length === length)
        newUvs1 = [];
      if (uvs2 && uvs2.length === length)
        newUvs2 = [];
      for (var i2 = 0; i2 < length; i2++) {
        var id = faces[i2]._id;
        if (newUvs1)
          newUvs1.push(uvs1[id]);
        if (newUvs2)
          newUvs2.push(uvs2[id]);
      }
      if (newUvs1)
        this.faceVertexUvs[0] = newUvs1;
      if (newUvs2)
        this.faceVertexUvs[1] = newUvs2;
    },
    toJSON: function() {
      var data = {
        metadata: {
          version: 4.5,
          type: "Geometry",
          generator: "Geometry.toJSON"
        }
      };
      data.uuid = this.uuid;
      data.type = this.type;
      if (this.name !== "")
        data.name = this.name;
      if (this.parameters !== void 0) {
        var parameters = this.parameters;
        for (var key in parameters) {
          if (parameters[key] !== void 0)
            data[key] = parameters[key];
        }
        return data;
      }
      var vertices = [];
      for (var i2 = 0; i2 < this.vertices.length; i2++) {
        var vertex = this.vertices[i2];
        vertices.push(vertex.x, vertex.y, vertex.z);
      }
      var faces = [];
      var normals = [];
      var normalsHash = {};
      var colors = [];
      var colorsHash = {};
      var uvs = [];
      var uvsHash = {};
      for (var i2 = 0; i2 < this.faces.length; i2++) {
        var face = this.faces[i2];
        var hasMaterial = true;
        var hasFaceUv = false;
        var hasFaceVertexUv = this.faceVertexUvs[0][i2] !== void 0;
        var hasFaceNormal = face.normal.length() > 0;
        var hasFaceVertexNormal = face.vertexNormals.length > 0;
        var hasFaceColor = face.color.r !== 1 || face.color.g !== 1 || face.color.b !== 1;
        var hasFaceVertexColor = face.vertexColors.length > 0;
        var faceType = 0;
        faceType = setBit(faceType, 0, 0);
        faceType = setBit(faceType, 1, hasMaterial);
        faceType = setBit(faceType, 2, hasFaceUv);
        faceType = setBit(faceType, 3, hasFaceVertexUv);
        faceType = setBit(faceType, 4, hasFaceNormal);
        faceType = setBit(faceType, 5, hasFaceVertexNormal);
        faceType = setBit(faceType, 6, hasFaceColor);
        faceType = setBit(faceType, 7, hasFaceVertexColor);
        faces.push(faceType);
        faces.push(face.a, face.b, face.c);
        faces.push(face.materialIndex);
        if (hasFaceVertexUv) {
          var faceVertexUvs = this.faceVertexUvs[0][i2];
          faces.push(
            getUvIndex(faceVertexUvs[0]),
            getUvIndex(faceVertexUvs[1]),
            getUvIndex(faceVertexUvs[2])
          );
        }
        if (hasFaceNormal) {
          faces.push(getNormalIndex(face.normal));
        }
        if (hasFaceVertexNormal) {
          var vertexNormals = face.vertexNormals;
          faces.push(
            getNormalIndex(vertexNormals[0]),
            getNormalIndex(vertexNormals[1]),
            getNormalIndex(vertexNormals[2])
          );
        }
        if (hasFaceColor) {
          faces.push(getColorIndex(face.color));
        }
        if (hasFaceVertexColor) {
          var vertexColors = face.vertexColors;
          faces.push(
            getColorIndex(vertexColors[0]),
            getColorIndex(vertexColors[1]),
            getColorIndex(vertexColors[2])
          );
        }
      }
      function setBit(value, position, enabled) {
        return enabled ? value | 1 << position : value & ~(1 << position);
      }
      function getNormalIndex(normal) {
        var hash = normal.x.toString() + normal.y.toString() + normal.z.toString();
        if (normalsHash[hash] !== void 0) {
          return normalsHash[hash];
        }
        normalsHash[hash] = normals.length / 3;
        normals.push(normal.x, normal.y, normal.z);
        return normalsHash[hash];
      }
      function getColorIndex(color) {
        var hash = color.r.toString() + color.g.toString() + color.b.toString();
        if (colorsHash[hash] !== void 0) {
          return colorsHash[hash];
        }
        colorsHash[hash] = colors.length;
        colors.push(color.getHex());
        return colorsHash[hash];
      }
      function getUvIndex(uv) {
        var hash = uv.x.toString() + uv.y.toString();
        if (uvsHash[hash] !== void 0) {
          return uvsHash[hash];
        }
        uvsHash[hash] = uvs.length / 2;
        uvs.push(uv.x, uv.y);
        return uvsHash[hash];
      }
      data.data = {};
      data.data.vertices = vertices;
      data.data.normals = normals;
      if (colors.length > 0)
        data.data.colors = colors;
      if (uvs.length > 0)
        data.data.uvs = [uvs];
      data.data.faces = faces;
      return data;
    },
    clone: function() {
      return new Geometry().copy(this);
    },
    copy: function(source) {
      var i2, il, j, jl, k, kl;
      this.vertices = [];
      this.colors = [];
      this.faces = [];
      this.faceVertexUvs = [[]];
      this.morphTargets = [];
      this.morphNormals = [];
      this.skinWeights = [];
      this.skinIndices = [];
      this.lineDistances = [];
      this.boundingBox = null;
      this.boundingSphere = null;
      this.name = source.name;
      var vertices = source.vertices;
      for (i2 = 0, il = vertices.length; i2 < il; i2++) {
        this.vertices.push(vertices[i2].clone());
      }
      var colors = source.colors;
      for (i2 = 0, il = colors.length; i2 < il; i2++) {
        this.colors.push(colors[i2].clone());
      }
      var faces = source.faces;
      for (i2 = 0, il = faces.length; i2 < il; i2++) {
        this.faces.push(faces[i2].clone());
      }
      for (i2 = 0, il = source.faceVertexUvs.length; i2 < il; i2++) {
        var faceVertexUvs = source.faceVertexUvs[i2];
        if (this.faceVertexUvs[i2] === void 0) {
          this.faceVertexUvs[i2] = [];
        }
        for (j = 0, jl = faceVertexUvs.length; j < jl; j++) {
          var uvs = faceVertexUvs[j], uvsCopy = [];
          for (k = 0, kl = uvs.length; k < kl; k++) {
            var uv = uvs[k];
            uvsCopy.push(uv.clone());
          }
          this.faceVertexUvs[i2].push(uvsCopy);
        }
      }
      var morphTargets = source.morphTargets;
      for (i2 = 0, il = morphTargets.length; i2 < il; i2++) {
        var morphTarget = {};
        morphTarget.name = morphTargets[i2].name;
        if (morphTargets[i2].vertices !== void 0) {
          morphTarget.vertices = [];
          for (j = 0, jl = morphTargets[i2].vertices.length; j < jl; j++) {
            morphTarget.vertices.push(morphTargets[i2].vertices[j].clone());
          }
        }
        if (morphTargets[i2].normals !== void 0) {
          morphTarget.normals = [];
          for (j = 0, jl = morphTargets[i2].normals.length; j < jl; j++) {
            morphTarget.normals.push(morphTargets[i2].normals[j].clone());
          }
        }
        this.morphTargets.push(morphTarget);
      }
      var morphNormals = source.morphNormals;
      for (i2 = 0, il = morphNormals.length; i2 < il; i2++) {
        var morphNormal = {};
        if (morphNormals[i2].vertexNormals !== void 0) {
          morphNormal.vertexNormals = [];
          for (j = 0, jl = morphNormals[i2].vertexNormals.length; j < jl; j++) {
            var srcVertexNormal = morphNormals[i2].vertexNormals[j];
            var destVertexNormal = {};
            destVertexNormal.a = srcVertexNormal.a.clone();
            destVertexNormal.b = srcVertexNormal.b.clone();
            destVertexNormal.c = srcVertexNormal.c.clone();
            morphNormal.vertexNormals.push(destVertexNormal);
          }
        }
        if (morphNormals[i2].faceNormals !== void 0) {
          morphNormal.faceNormals = [];
          for (j = 0, jl = morphNormals[i2].faceNormals.length; j < jl; j++) {
            morphNormal.faceNormals.push(morphNormals[i2].faceNormals[j].clone());
          }
        }
        this.morphNormals.push(morphNormal);
      }
      var skinWeights = source.skinWeights;
      for (i2 = 0, il = skinWeights.length; i2 < il; i2++) {
        this.skinWeights.push(skinWeights[i2].clone());
      }
      var skinIndices = source.skinIndices;
      for (i2 = 0, il = skinIndices.length; i2 < il; i2++) {
        this.skinIndices.push(skinIndices[i2].clone());
      }
      var lineDistances = source.lineDistances;
      for (i2 = 0, il = lineDistances.length; i2 < il; i2++) {
        this.lineDistances.push(lineDistances[i2]);
      }
      var boundingBox = source.boundingBox;
      if (boundingBox !== null) {
        this.boundingBox = boundingBox.clone();
      }
      var boundingSphere = source.boundingSphere;
      if (boundingSphere !== null) {
        this.boundingSphere = boundingSphere.clone();
      }
      this.elementsNeedUpdate = source.elementsNeedUpdate;
      this.verticesNeedUpdate = source.verticesNeedUpdate;
      this.uvsNeedUpdate = source.uvsNeedUpdate;
      this.normalsNeedUpdate = source.normalsNeedUpdate;
      this.colorsNeedUpdate = source.colorsNeedUpdate;
      this.lineDistancesNeedUpdate = source.lineDistancesNeedUpdate;
      this.groupsNeedUpdate = source.groupsNeedUpdate;
      return this;
    },
    dispose: function() {
      this.dispatchEvent({ type: "dispose" });
    }
  });
  class BoxGeometry extends Geometry {
    constructor(width, height, depth, widthSegments, heightSegments, depthSegments) {
      super();
      this.type = "BoxGeometry";
      this.parameters = {
        width,
        height,
        depth,
        widthSegments,
        heightSegments,
        depthSegments
      };
      this.fromBufferGeometry(new BoxBufferGeometry(width, height, depth, widthSegments, heightSegments, depthSegments));
      this.mergeVertices();
    }
  }
  class BoxBufferGeometry extends BufferGeometry {
    constructor(width, height, depth, widthSegments, heightSegments, depthSegments) {
      super();
      this.type = "BoxBufferGeometry";
      this.parameters = {
        width,
        height,
        depth,
        widthSegments,
        heightSegments,
        depthSegments
      };
      var scope = this;
      width = width || 1;
      height = height || 1;
      depth = depth || 1;
      widthSegments = Math.floor(widthSegments) || 1;
      heightSegments = Math.floor(heightSegments) || 1;
      depthSegments = Math.floor(depthSegments) || 1;
      var indices = [];
      var vertices = [];
      var normals = [];
      var uvs = [];
      var numberOfVertices = 0;
      var groupStart = 0;
      buildPlane("z", "y", "x", -1, -1, depth, height, width, depthSegments, heightSegments, 0);
      buildPlane("z", "y", "x", 1, -1, depth, height, -width, depthSegments, heightSegments, 1);
      buildPlane("x", "z", "y", 1, 1, width, depth, height, widthSegments, depthSegments, 2);
      buildPlane("x", "z", "y", 1, -1, width, depth, -height, widthSegments, depthSegments, 3);
      buildPlane("x", "y", "z", 1, -1, width, height, depth, widthSegments, heightSegments, 4);
      buildPlane("x", "y", "z", -1, -1, width, height, -depth, widthSegments, heightSegments, 5);
      this.setIndex(indices);
      this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
      this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
      this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
      function buildPlane(u, v, w, udir, vdir, width2, height2, depth2, gridX, gridY, materialIndex) {
        var segmentWidth = width2 / gridX;
        var segmentHeight = height2 / gridY;
        var widthHalf = width2 / 2;
        var heightHalf = height2 / 2;
        var depthHalf = depth2 / 2;
        var gridX1 = gridX + 1;
        var gridY1 = gridY + 1;
        var vertexCounter = 0;
        var groupCount = 0;
        var ix, iy;
        var vector = new Vector3();
        for (iy = 0; iy < gridY1; iy++) {
          var y = iy * segmentHeight - heightHalf;
          for (ix = 0; ix < gridX1; ix++) {
            var x = ix * segmentWidth - widthHalf;
            vector[u] = x * udir;
            vector[v] = y * vdir;
            vector[w] = depthHalf;
            vertices.push(vector.x, vector.y, vector.z);
            vector[u] = 0;
            vector[v] = 0;
            vector[w] = depth2 > 0 ? 1 : -1;
            normals.push(vector.x, vector.y, vector.z);
            uvs.push(ix / gridX);
            uvs.push(1 - iy / gridY);
            vertexCounter += 1;
          }
        }
        for (iy = 0; iy < gridY; iy++) {
          for (ix = 0; ix < gridX; ix++) {
            var a = numberOfVertices + ix + gridX1 * iy;
            var b = numberOfVertices + ix + gridX1 * (iy + 1);
            var c = numberOfVertices + (ix + 1) + gridX1 * (iy + 1);
            var d = numberOfVertices + (ix + 1) + gridX1 * iy;
            indices.push(a, b, d);
            indices.push(b, c, d);
            groupCount += 6;
          }
        }
        scope.addGroup(groupStart, groupCount, materialIndex);
        groupStart += groupCount;
        numberOfVertices += vertexCounter;
      }
    }
  }
  function cloneUniforms(src) {
    var dst = {};
    for (var u in src) {
      dst[u] = {};
      for (var p in src[u]) {
        var property = src[u][p];
        if (property && (property.isColor || property.isMatrix3 || property.isMatrix4 || property.isVector2 || property.isVector3 || property.isVector4 || property.isTexture)) {
          dst[u][p] = property.clone();
        } else if (Array.isArray(property)) {
          dst[u][p] = property.slice();
        } else {
          dst[u][p] = property;
        }
      }
    }
    return dst;
  }
  function mergeUniforms(uniforms) {
    var merged = {};
    for (var u = 0; u < uniforms.length; u++) {
      var tmp2 = cloneUniforms(uniforms[u]);
      for (var p in tmp2) {
        merged[p] = tmp2[p];
      }
    }
    return merged;
  }
  var UniformsUtils = { clone: cloneUniforms, merge: mergeUniforms };
  var default_vertex = "void main() {\n	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}";
  var default_fragment = "void main() {\n	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";
  function ShaderMaterial(parameters) {
    Material.call(this);
    this.type = "ShaderMaterial";
    this.defines = {};
    this.uniforms = {};
    this.vertexShader = default_vertex;
    this.fragmentShader = default_fragment;
    this.linewidth = 1;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.fog = false;
    this.lights = false;
    this.clipping = false;
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.extensions = {
      derivatives: false,
      // set to use derivatives
      fragDepth: false,
      // set to use fragment depth values
      drawBuffers: false,
      // set to use draw buffers
      shaderTextureLOD: false
      // set to use shader texture LOD
    };
    this.defaultAttributeValues = {
      "color": [1, 1, 1],
      "uv": [0, 0],
      "uv2": [0, 0]
    };
    this.index0AttributeName = void 0;
    this.uniformsNeedUpdate = false;
    if (parameters !== void 0) {
      if (parameters.attributes !== void 0) {
        console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.");
      }
      this.setValues(parameters);
    }
  }
  ShaderMaterial.prototype = Object.create(Material.prototype);
  ShaderMaterial.prototype.constructor = ShaderMaterial;
  ShaderMaterial.prototype.isShaderMaterial = true;
  ShaderMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.fragmentShader = source.fragmentShader;
    this.vertexShader = source.vertexShader;
    this.uniforms = cloneUniforms(source.uniforms);
    this.defines = Object.assign({}, source.defines);
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.lights = source.lights;
    this.clipping = source.clipping;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    this.extensions = source.extensions;
    return this;
  };
  ShaderMaterial.prototype.toJSON = function(meta) {
    var data = Material.prototype.toJSON.call(this, meta);
    data.uniforms = {};
    for (var name in this.uniforms) {
      var uniform = this.uniforms[name];
      var value = uniform.value;
      if (value && value.isTexture) {
        data.uniforms[name] = {
          type: "t",
          value: value.toJSON(meta).uuid
        };
      } else if (value && value.isColor) {
        data.uniforms[name] = {
          type: "c",
          value: value.getHex()
        };
      } else if (value && value.isVector2) {
        data.uniforms[name] = {
          type: "v2",
          value: value.toArray()
        };
      } else if (value && value.isVector3) {
        data.uniforms[name] = {
          type: "v3",
          value: value.toArray()
        };
      } else if (value && value.isVector4) {
        data.uniforms[name] = {
          type: "v4",
          value: value.toArray()
        };
      } else if (value && value.isMatrix3) {
        data.uniforms[name] = {
          type: "m3",
          value: value.toArray()
        };
      } else if (value && value.isMatrix4) {
        data.uniforms[name] = {
          type: "m4",
          value: value.toArray()
        };
      } else {
        data.uniforms[name] = {
          value
        };
      }
    }
    if (Object.keys(this.defines).length > 0)
      data.defines = this.defines;
    data.vertexShader = this.vertexShader;
    data.fragmentShader = this.fragmentShader;
    var extensions = {};
    for (var key in this.extensions) {
      if (this.extensions[key] === true)
        extensions[key] = true;
    }
    if (Object.keys(extensions).length > 0)
      data.extensions = extensions;
    return data;
  };
  function Camera() {
    Object3D.call(this);
    this.type = "Camera";
    this.matrixWorldInverse = new Matrix4();
    this.projectionMatrix = new Matrix4();
    this.projectionMatrixInverse = new Matrix4();
  }
  Camera.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Camera,
    isCamera: true,
    copy: function(source, recursive) {
      Object3D.prototype.copy.call(this, source, recursive);
      this.matrixWorldInverse.copy(source.matrixWorldInverse);
      this.projectionMatrix.copy(source.projectionMatrix);
      this.projectionMatrixInverse.copy(source.projectionMatrixInverse);
      return this;
    },
    getWorldDirection: function(target) {
      if (target === void 0) {
        console.warn("THREE.Camera: .getWorldDirection() target is now required");
        target = new Vector3();
      }
      this.updateMatrixWorld(true);
      var e = this.matrixWorld.elements;
      return target.set(-e[8], -e[9], -e[10]).normalize();
    },
    updateMatrixWorld: function(force) {
      Object3D.prototype.updateMatrixWorld.call(this, force);
      this.matrixWorldInverse.getInverse(this.matrixWorld);
    },
    updateWorldMatrix: function(updateParents, updateChildren) {
      Object3D.prototype.updateWorldMatrix.call(this, updateParents, updateChildren);
      this.matrixWorldInverse.getInverse(this.matrixWorld);
    },
    clone: function() {
      return new this.constructor().copy(this);
    }
  });
  function PerspectiveCamera(fov2, aspect2, near, far) {
    Camera.call(this);
    this.type = "PerspectiveCamera";
    this.fov = fov2 !== void 0 ? fov2 : 50;
    this.zoom = 1;
    this.near = near !== void 0 ? near : 0.1;
    this.far = far !== void 0 ? far : 2e3;
    this.focus = 10;
    this.aspect = aspect2 !== void 0 ? aspect2 : 1;
    this.view = null;
    this.filmGauge = 35;
    this.filmOffset = 0;
    this.updateProjectionMatrix();
  }
  PerspectiveCamera.prototype = Object.assign(Object.create(Camera.prototype), {
    constructor: PerspectiveCamera,
    isPerspectiveCamera: true,
    copy: function(source, recursive) {
      Camera.prototype.copy.call(this, source, recursive);
      this.fov = source.fov;
      this.zoom = source.zoom;
      this.near = source.near;
      this.far = source.far;
      this.focus = source.focus;
      this.aspect = source.aspect;
      this.view = source.view === null ? null : Object.assign({}, source.view);
      this.filmGauge = source.filmGauge;
      this.filmOffset = source.filmOffset;
      return this;
    },
    /**
     * Sets the FOV by focal length in respect to the current .filmGauge.
     *
     * The default film gauge is 35, so that the focal length can be specified for
     * a 35mm (full frame) camera.
     *
     * Values for focal length and film gauge must have the same unit.
     */
    setFocalLength: function(focalLength) {
      var vExtentSlope = 0.5 * this.getFilmHeight() / focalLength;
      this.fov = MathUtils.RAD2DEG * 2 * Math.atan(vExtentSlope);
      this.updateProjectionMatrix();
    },
    /**
     * Calculates the focal length from the current .fov and .filmGauge.
     */
    getFocalLength: function() {
      var vExtentSlope = Math.tan(MathUtils.DEG2RAD * 0.5 * this.fov);
      return 0.5 * this.getFilmHeight() / vExtentSlope;
    },
    getEffectiveFOV: function() {
      return MathUtils.RAD2DEG * 2 * Math.atan(
        Math.tan(MathUtils.DEG2RAD * 0.5 * this.fov) / this.zoom
      );
    },
    getFilmWidth: function() {
      return this.filmGauge * Math.min(this.aspect, 1);
    },
    getFilmHeight: function() {
      return this.filmGauge / Math.max(this.aspect, 1);
    },
    /**
     * Sets an offset in a larger frustum. This is useful for multi-window or
     * multi-monitor/multi-machine setups.
     *
     * For example, if you have 3x2 monitors and each monitor is 1920x1080 and
     * the monitors are in grid like this
     *
     *   +---+---+---+
     *   | A | B | C |
     *   +---+---+---+
     *   | D | E | F |
     *   +---+---+---+
     *
     * then for each monitor you would call it like this
     *
     *   var w = 1920;
     *   var h = 1080;
     *   var fullWidth = w * 3;
     *   var fullHeight = h * 2;
     *
     *   --A--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
     *   --B--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
     *   --C--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
     *   --D--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
     *   --E--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
     *   --F--
     *   camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
     *
     *   Note there is no reason monitors have to be the same size or in a grid.
     */
    setViewOffset: function(fullWidth, fullHeight, x, y, width, height) {
      this.aspect = fullWidth / fullHeight;
      if (this.view === null) {
        this.view = {
          enabled: true,
          fullWidth: 1,
          fullHeight: 1,
          offsetX: 0,
          offsetY: 0,
          width: 1,
          height: 1
        };
      }
      this.view.enabled = true;
      this.view.fullWidth = fullWidth;
      this.view.fullHeight = fullHeight;
      this.view.offsetX = x;
      this.view.offsetY = y;
      this.view.width = width;
      this.view.height = height;
      this.updateProjectionMatrix();
    },
    clearViewOffset: function() {
      if (this.view !== null) {
        this.view.enabled = false;
      }
      this.updateProjectionMatrix();
    },
    updateProjectionMatrix: function() {
      var near = this.near, top2 = near * Math.tan(MathUtils.DEG2RAD * 0.5 * this.fov) / this.zoom, height = 2 * top2, width = this.aspect * height, left = -0.5 * width, view = this.view;
      if (this.view !== null && this.view.enabled) {
        var fullWidth = view.fullWidth, fullHeight = view.fullHeight;
        left += view.offsetX * width / fullWidth;
        top2 -= view.offsetY * height / fullHeight;
        width *= view.width / fullWidth;
        height *= view.height / fullHeight;
      }
      var skew = this.filmOffset;
      if (skew !== 0)
        left += near * skew / this.getFilmWidth();
      this.projectionMatrix.makePerspective(left, left + width, top2, top2 - height, near, this.far);
      this.projectionMatrixInverse.getInverse(this.projectionMatrix);
    },
    toJSON: function(meta) {
      var data = Object3D.prototype.toJSON.call(this, meta);
      data.object.fov = this.fov;
      data.object.zoom = this.zoom;
      data.object.near = this.near;
      data.object.far = this.far;
      data.object.focus = this.focus;
      data.object.aspect = this.aspect;
      if (this.view !== null)
        data.object.view = Object.assign({}, this.view);
      data.object.filmGauge = this.filmGauge;
      data.object.filmOffset = this.filmOffset;
      return data;
    }
  });
  var fov = 90, aspect = 1;
  function CubeCamera(near, far, cubeResolution, options) {
    Object3D.call(this);
    this.type = "CubeCamera";
    var cameraPX = new PerspectiveCamera(fov, aspect, near, far);
    cameraPX.up.set(0, -1, 0);
    cameraPX.lookAt(new Vector3(1, 0, 0));
    this.add(cameraPX);
    var cameraNX = new PerspectiveCamera(fov, aspect, near, far);
    cameraNX.up.set(0, -1, 0);
    cameraNX.lookAt(new Vector3(-1, 0, 0));
    this.add(cameraNX);
    var cameraPY = new PerspectiveCamera(fov, aspect, near, far);
    cameraPY.up.set(0, 0, 1);
    cameraPY.lookAt(new Vector3(0, 1, 0));
    this.add(cameraPY);
    var cameraNY = new PerspectiveCamera(fov, aspect, near, far);
    cameraNY.up.set(0, 0, -1);
    cameraNY.lookAt(new Vector3(0, -1, 0));
    this.add(cameraNY);
    var cameraPZ = new PerspectiveCamera(fov, aspect, near, far);
    cameraPZ.up.set(0, -1, 0);
    cameraPZ.lookAt(new Vector3(0, 0, 1));
    this.add(cameraPZ);
    var cameraNZ = new PerspectiveCamera(fov, aspect, near, far);
    cameraNZ.up.set(0, -1, 0);
    cameraNZ.lookAt(new Vector3(0, 0, -1));
    this.add(cameraNZ);
    options = options || { format: RGBFormat, magFilter: LinearFilter, minFilter: LinearFilter };
    this.renderTarget = new WebGLCubeRenderTarget(cubeResolution, options);
    this.renderTarget.texture.name = "CubeCamera";
    this.update = function(renderer, scene) {
      if (this.parent === null)
        this.updateMatrixWorld();
      var currentRenderTarget = renderer.getRenderTarget();
      var renderTarget = this.renderTarget;
      var generateMipmaps = renderTarget.texture.generateMipmaps;
      renderTarget.texture.generateMipmaps = false;
      renderer.setRenderTarget(renderTarget, 0);
      renderer.render(scene, cameraPX);
      renderer.setRenderTarget(renderTarget, 1);
      renderer.render(scene, cameraNX);
      renderer.setRenderTarget(renderTarget, 2);
      renderer.render(scene, cameraPY);
      renderer.setRenderTarget(renderTarget, 3);
      renderer.render(scene, cameraNY);
      renderer.setRenderTarget(renderTarget, 4);
      renderer.render(scene, cameraPZ);
      renderTarget.texture.generateMipmaps = generateMipmaps;
      renderer.setRenderTarget(renderTarget, 5);
      renderer.render(scene, cameraNZ);
      renderer.setRenderTarget(currentRenderTarget);
    };
    this.clear = function(renderer, color, depth, stencil) {
      var currentRenderTarget = renderer.getRenderTarget();
      var renderTarget = this.renderTarget;
      for (var i2 = 0; i2 < 6; i2++) {
        renderer.setRenderTarget(renderTarget, i2);
        renderer.clear(color, depth, stencil);
      }
      renderer.setRenderTarget(currentRenderTarget);
    };
  }
  CubeCamera.prototype = Object.create(Object3D.prototype);
  CubeCamera.prototype.constructor = CubeCamera;
  function WebGLCubeRenderTarget(size, options, dummy) {
    if (Number.isInteger(options)) {
      console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )");
      options = dummy;
    }
    WebGLRenderTarget.call(this, size, size, options);
  }
  WebGLCubeRenderTarget.prototype = Object.create(WebGLRenderTarget.prototype);
  WebGLCubeRenderTarget.prototype.constructor = WebGLCubeRenderTarget;
  WebGLCubeRenderTarget.prototype.isWebGLCubeRenderTarget = true;
  WebGLCubeRenderTarget.prototype.fromEquirectangularTexture = function(renderer, texture) {
    this.texture.type = texture.type;
    this.texture.format = texture.format;
    this.texture.encoding = texture.encoding;
    var scene = new Scene();
    var shader = {
      uniforms: {
        tEquirect: { value: null }
      },
      vertexShader: [
        "varying vec3 vWorldDirection;",
        "vec3 transformDirection( in vec3 dir, in mat4 matrix ) {",
        "	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );",
        "}",
        "void main() {",
        "	vWorldDirection = transformDirection( position, modelMatrix );",
        "	#include <begin_vertex>",
        "	#include <project_vertex>",
        "}"
      ].join("\n"),
      fragmentShader: [
        "uniform sampler2D tEquirect;",
        "varying vec3 vWorldDirection;",
        "#define RECIPROCAL_PI 0.31830988618",
        "#define RECIPROCAL_PI2 0.15915494",
        "void main() {",
        "	vec3 direction = normalize( vWorldDirection );",
        "	vec2 sampleUV;",
        "	sampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;",
        "	sampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;",
        "	gl_FragColor = texture2D( tEquirect, sampleUV );",
        "}"
      ].join("\n")
    };
    var material = new ShaderMaterial({
      type: "CubemapFromEquirect",
      uniforms: cloneUniforms(shader.uniforms),
      vertexShader: shader.vertexShader,
      fragmentShader: shader.fragmentShader,
      side: BackSide,
      blending: NoBlending
    });
    material.uniforms.tEquirect.value = texture;
    var mesh = new Mesh(new BoxBufferGeometry(5, 5, 5), material);
    scene.add(mesh);
    var camera = new CubeCamera(1, 10, 1);
    camera.renderTarget = this;
    camera.renderTarget.texture.name = "CubeCameraTexture";
    camera.update(renderer, scene);
    mesh.geometry.dispose();
    mesh.material.dispose();
    return this;
  };
  function DataTexture(data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding) {
    Texture.call(this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding);
    this.image = { data: data || null, width: width || 1, height: height || 1 };
    this.magFilter = magFilter !== void 0 ? magFilter : NearestFilter;
    this.minFilter = minFilter !== void 0 ? minFilter : NearestFilter;
    this.generateMipmaps = false;
    this.flipY = false;
    this.unpackAlignment = 1;
    this.needsUpdate = true;
  }
  DataTexture.prototype = Object.create(Texture.prototype);
  DataTexture.prototype.constructor = DataTexture;
  DataTexture.prototype.isDataTexture = true;
  var _sphere$1 = new Sphere();
  var _vector$5 = new Vector3();
  function Frustum(p0, p1, p2, p3, p4, p5) {
    this.planes = [
      p0 !== void 0 ? p0 : new Plane(),
      p1 !== void 0 ? p1 : new Plane(),
      p2 !== void 0 ? p2 : new Plane(),
      p3 !== void 0 ? p3 : new Plane(),
      p4 !== void 0 ? p4 : new Plane(),
      p5 !== void 0 ? p5 : new Plane()
    ];
  }
  Object.assign(Frustum.prototype, {
    set: function(p0, p1, p2, p3, p4, p5) {
      var planes = this.planes;
      planes[0].copy(p0);
      planes[1].copy(p1);
      planes[2].copy(p2);
      planes[3].copy(p3);
      planes[4].copy(p4);
      planes[5].copy(p5);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(frustum) {
      var planes = this.planes;
      for (var i2 = 0; i2 < 6; i2++) {
        planes[i2].copy(frustum.planes[i2]);
      }
      return this;
    },
    setFromProjectionMatrix: function(m) {
      var planes = this.planes;
      var me = m.elements;
      var me0 = me[0], me1 = me[1], me2 = me[2], me3 = me[3];
      var me4 = me[4], me5 = me[5], me6 = me[6], me7 = me[7];
      var me8 = me[8], me9 = me[9], me10 = me[10], me11 = me[11];
      var me12 = me[12], me13 = me[13], me14 = me[14], me15 = me[15];
      planes[0].setComponents(me3 - me0, me7 - me4, me11 - me8, me15 - me12).normalize();
      planes[1].setComponents(me3 + me0, me7 + me4, me11 + me8, me15 + me12).normalize();
      planes[2].setComponents(me3 + me1, me7 + me5, me11 + me9, me15 + me13).normalize();
      planes[3].setComponents(me3 - me1, me7 - me5, me11 - me9, me15 - me13).normalize();
      planes[4].setComponents(me3 - me2, me7 - me6, me11 - me10, me15 - me14).normalize();
      planes[5].setComponents(me3 + me2, me7 + me6, me11 + me10, me15 + me14).normalize();
      return this;
    },
    intersectsObject: function(object) {
      var geometry = object.geometry;
      if (geometry.boundingSphere === null)
        geometry.computeBoundingSphere();
      _sphere$1.copy(geometry.boundingSphere).applyMatrix4(object.matrixWorld);
      return this.intersectsSphere(_sphere$1);
    },
    intersectsSprite: function(sprite) {
      _sphere$1.center.set(0, 0, 0);
      _sphere$1.radius = 0.7071067811865476;
      _sphere$1.applyMatrix4(sprite.matrixWorld);
      return this.intersectsSphere(_sphere$1);
    },
    intersectsSphere: function(sphere) {
      var planes = this.planes;
      var center = sphere.center;
      var negRadius = -sphere.radius;
      for (var i2 = 0; i2 < 6; i2++) {
        var distance = planes[i2].distanceToPoint(center);
        if (distance < negRadius) {
          return false;
        }
      }
      return true;
    },
    intersectsBox: function(box) {
      var planes = this.planes;
      for (var i2 = 0; i2 < 6; i2++) {
        var plane = planes[i2];
        _vector$5.x = plane.normal.x > 0 ? box.max.x : box.min.x;
        _vector$5.y = plane.normal.y > 0 ? box.max.y : box.min.y;
        _vector$5.z = plane.normal.z > 0 ? box.max.z : box.min.z;
        if (plane.distanceToPoint(_vector$5) < 0) {
          return false;
        }
      }
      return true;
    },
    containsPoint: function(point) {
      var planes = this.planes;
      for (var i2 = 0; i2 < 6; i2++) {
        if (planes[i2].distanceToPoint(point) < 0) {
          return false;
        }
      }
      return true;
    }
  });
  var UniformsLib = {
    common: {
      diffuse: { value: new Color(15658734) },
      opacity: { value: 1 },
      map: { value: null },
      uvTransform: { value: new Matrix3() },
      uv2Transform: { value: new Matrix3() },
      alphaMap: { value: null }
    },
    specularmap: {
      specularMap: { value: null }
    },
    envmap: {
      envMap: { value: null },
      flipEnvMap: { value: -1 },
      reflectivity: { value: 1 },
      refractionRatio: { value: 0.98 },
      maxMipLevel: { value: 0 }
    },
    aomap: {
      aoMap: { value: null },
      aoMapIntensity: { value: 1 }
    },
    lightmap: {
      lightMap: { value: null },
      lightMapIntensity: { value: 1 }
    },
    emissivemap: {
      emissiveMap: { value: null }
    },
    bumpmap: {
      bumpMap: { value: null },
      bumpScale: { value: 1 }
    },
    normalmap: {
      normalMap: { value: null },
      normalScale: { value: new Vector2(1, 1) }
    },
    displacementmap: {
      displacementMap: { value: null },
      displacementScale: { value: 1 },
      displacementBias: { value: 0 }
    },
    roughnessmap: {
      roughnessMap: { value: null }
    },
    metalnessmap: {
      metalnessMap: { value: null }
    },
    gradientmap: {
      gradientMap: { value: null }
    },
    fog: {
      fogDensity: { value: 25e-5 },
      fogNear: { value: 1 },
      fogFar: { value: 2e3 },
      fogColor: { value: new Color(16777215) }
    },
    lights: {
      ambientLightColor: { value: [] },
      lightProbe: { value: [] },
      directionalLights: { value: [], properties: {
        direction: {},
        color: {},
        shadow: {},
        shadowBias: {},
        shadowRadius: {},
        shadowMapSize: {}
      } },
      directionalShadowMap: { value: [] },
      directionalShadowMatrix: { value: [] },
      spotLights: { value: [], properties: {
        color: {},
        position: {},
        direction: {},
        distance: {},
        coneCos: {},
        penumbraCos: {},
        decay: {},
        shadow: {},
        shadowBias: {},
        shadowRadius: {},
        shadowMapSize: {}
      } },
      spotShadowMap: { value: [] },
      spotShadowMatrix: { value: [] },
      pointLights: { value: [], properties: {
        color: {},
        position: {},
        decay: {},
        distance: {},
        shadow: {},
        shadowBias: {},
        shadowRadius: {},
        shadowMapSize: {},
        shadowCameraNear: {},
        shadowCameraFar: {}
      } },
      pointShadowMap: { value: [] },
      pointShadowMatrix: { value: [] },
      hemisphereLights: { value: [], properties: {
        direction: {},
        skyColor: {},
        groundColor: {}
      } },
      // TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src
      rectAreaLights: { value: [], properties: {
        color: {},
        position: {},
        width: {},
        height: {}
      } }
    },
    points: {
      diffuse: { value: new Color(15658734) },
      opacity: { value: 1 },
      size: { value: 1 },
      scale: { value: 1 },
      map: { value: null },
      alphaMap: { value: null },
      uvTransform: { value: new Matrix3() }
    },
    sprite: {
      diffuse: { value: new Color(15658734) },
      opacity: { value: 1 },
      center: { value: new Vector2(0.5, 0.5) },
      rotation: { value: 0 },
      map: { value: null },
      alphaMap: { value: null },
      uvTransform: { value: new Matrix3() }
    }
  };
  function WebGLAnimation() {
    var context = null;
    var isAnimating = false;
    var animationLoop = null;
    function onAnimationFrame(time, frame) {
      if (isAnimating === false)
        return;
      animationLoop(time, frame);
      context.requestAnimationFrame(onAnimationFrame);
    }
    return {
      start: function() {
        if (isAnimating === true)
          return;
        if (animationLoop === null)
          return;
        context.requestAnimationFrame(onAnimationFrame);
        isAnimating = true;
      },
      stop: function() {
        isAnimating = false;
      },
      setAnimationLoop: function(callback) {
        animationLoop = callback;
      },
      setContext: function(value) {
        context = value;
      }
    };
  }
  function WebGLAttributes(gl, capabilities) {
    var isWebGL2 = capabilities.isWebGL2;
    var buffers = /* @__PURE__ */ new WeakMap();
    function createBuffer(attribute, bufferType) {
      var array = attribute.array;
      var usage = attribute.usage;
      var buffer = gl.createBuffer();
      gl.bindBuffer(bufferType, buffer);
      gl.bufferData(bufferType, array, usage);
      attribute.onUploadCallback();
      var type = 5126;
      if (array instanceof Float32Array) {
        type = 5126;
      } else if (array instanceof Float64Array) {
        console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array.");
      } else if (array instanceof Uint16Array) {
        type = 5123;
      } else if (array instanceof Int16Array) {
        type = 5122;
      } else if (array instanceof Uint32Array) {
        type = 5125;
      } else if (array instanceof Int32Array) {
        type = 5124;
      } else if (array instanceof Int8Array) {
        type = 5120;
      } else if (array instanceof Uint8Array) {
        type = 5121;
      }
      return {
        buffer,
        type,
        bytesPerElement: array.BYTES_PER_ELEMENT,
        version: attribute.version
      };
    }
    function updateBuffer(buffer, attribute, bufferType) {
      var array = attribute.array;
      var updateRange = attribute.updateRange;
      gl.bindBuffer(bufferType, buffer);
      if (updateRange.count === -1) {
        gl.bufferSubData(bufferType, 0, array);
      } else {
        if (isWebGL2) {
          gl.bufferSubData(
            bufferType,
            updateRange.offset * array.BYTES_PER_ELEMENT,
            array,
            updateRange.offset,
            updateRange.count
          );
        } else {
          gl.bufferSubData(
            bufferType,
            updateRange.offset * array.BYTES_PER_ELEMENT,
            array.subarray(updateRange.offset, updateRange.offset + updateRange.count)
          );
        }
        updateRange.count = -1;
      }
    }
    function get(attribute) {
      if (attribute.isInterleavedBufferAttribute)
        attribute = attribute.data;
      return buffers.get(attribute);
    }
    function remove(attribute) {
      if (attribute.isInterleavedBufferAttribute)
        attribute = attribute.data;
      var data = buffers.get(attribute);
      if (data) {
        gl.deleteBuffer(data.buffer);
        buffers.delete(attribute);
      }
    }
    function update(attribute, bufferType) {
      if (attribute.isInterleavedBufferAttribute)
        attribute = attribute.data;
      var data = buffers.get(attribute);
      if (data === void 0) {
        buffers.set(attribute, createBuffer(attribute, bufferType));
      } else if (data.version < attribute.version) {
        updateBuffer(data.buffer, attribute, bufferType);
        data.version = attribute.version;
      }
    }
    return {
      get,
      remove,
      update
    };
  }
  function PlaneGeometry(width, height, widthSegments, heightSegments) {
    Geometry.call(this);
    this.type = "PlaneGeometry";
    this.parameters = {
      width,
      height,
      widthSegments,
      heightSegments
    };
    this.fromBufferGeometry(new PlaneBufferGeometry(width, height, widthSegments, heightSegments));
    this.mergeVertices();
  }
  PlaneGeometry.prototype = Object.create(Geometry.prototype);
  PlaneGeometry.prototype.constructor = PlaneGeometry;
  function PlaneBufferGeometry(width, height, widthSegments, heightSegments) {
    BufferGeometry.call(this);
    this.type = "PlaneBufferGeometry";
    this.parameters = {
      width,
      height,
      widthSegments,
      heightSegments
    };
    width = width || 1;
    height = height || 1;
    var width_half = width / 2;
    var height_half = height / 2;
    var gridX = Math.floor(widthSegments) || 1;
    var gridY = Math.floor(heightSegments) || 1;
    var gridX1 = gridX + 1;
    var gridY1 = gridY + 1;
    var segment_width = width / gridX;
    var segment_height = height / gridY;
    var ix, iy;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    for (iy = 0; iy < gridY1; iy++) {
      var y = iy * segment_height - height_half;
      for (ix = 0; ix < gridX1; ix++) {
        var x = ix * segment_width - width_half;
        vertices.push(x, -y, 0);
        normals.push(0, 0, 1);
        uvs.push(ix / gridX);
        uvs.push(1 - iy / gridY);
      }
    }
    for (iy = 0; iy < gridY; iy++) {
      for (ix = 0; ix < gridX; ix++) {
        var a = ix + gridX1 * iy;
        var b = ix + gridX1 * (iy + 1);
        var c = ix + 1 + gridX1 * (iy + 1);
        var d = ix + 1 + gridX1 * iy;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  PlaneBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  PlaneBufferGeometry.prototype.constructor = PlaneBufferGeometry;
  var alphamap_fragment = "#ifdef USE_ALPHAMAP\n	diffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif";
  var alphamap_pars_fragment = "#ifdef USE_ALPHAMAP\n	uniform sampler2D alphaMap;\n#endif";
  var alphatest_fragment = "#ifdef ALPHATEST\n	if ( diffuseColor.a < ALPHATEST ) discard;\n#endif";
  var aomap_fragment = "#ifdef USE_AOMAP\n	float ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n	reflectedLight.indirectDiffuse *= ambientOcclusion;\n	#if defined( USE_ENVMAP ) && defined( STANDARD )\n		float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n	#endif\n#endif";
  var aomap_pars_fragment = "#ifdef USE_AOMAP\n	uniform sampler2D aoMap;\n	uniform float aoMapIntensity;\n#endif";
  var begin_vertex = "vec3 transformed = vec3( position );";
  var beginnormal_vertex = "vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n	vec3 objectTangent = vec3( tangent.xyz );\n#endif";
  var bsdfs = "vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n	vec4 r = roughness * c0 + c1;\n	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n	return vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n	if( cutoffDistance > 0.0 ) {\n		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n	}\n	return distanceFalloff;\n#else\n	if( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n		return pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n	}\n	return 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n	return RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n	float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n	return ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n	float fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n	vec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n	return Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n	float a2 = pow2( alpha );\n	float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n	float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n	return 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n	float a2 = pow2( alpha );\n	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n	return 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n	float a2 = pow2( alpha );\n	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n	return RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n	float alpha = pow2( roughness );\n	vec3 halfDir = normalize( incidentLight.direction + viewDir );\n	float dotNL = saturate( dot( normal, incidentLight.direction ) );\n	float dotNV = saturate( dot( normal, viewDir ) );\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n	vec3 F = F_Schlick( specularColor, dotLH );\n	float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n	float D = D_GGX( alpha, dotNH );\n	return F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n	const float LUT_SIZE  = 64.0;\n	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n	const float LUT_BIAS  = 0.5 / LUT_SIZE;\n	float dotNV = saturate( dot( N, V ) );\n	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n	uv = uv * LUT_SCALE + LUT_BIAS;\n	return uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n	float l = length( f );\n	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n	float x = dot( v1, v2 );\n	float y = abs( x );\n	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n	float b = 3.4175940 + ( 4.1616724 + y ) * y;\n	float v = a / b;\n	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n	return cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n	vec3 lightNormal = cross( v1, v2 );\n	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n	vec3 T1, T2;\n	T1 = normalize( V - N * dot( V, N ) );\n	T2 = - cross( N, T1 );\n	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n	vec3 coords[ 4 ];\n	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n	coords[ 0 ] = normalize( coords[ 0 ] );\n	coords[ 1 ] = normalize( coords[ 1 ] );\n	coords[ 2 ] = normalize( coords[ 2 ] );\n	coords[ 3 ] = normalize( coords[ 3 ] );\n	vec3 vectorFormFactor = vec3( 0.0 );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n	return vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n	float dotNV = saturate( dot( normal, viewDir ) );\n	vec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n	return specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n	float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n	vec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n	vec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n	vec3 FssEss = F * brdf.x + brdf.y;\n	float Ess = brdf.x + brdf.y;\n	float Ems = 1.0 - Ess;\n	vec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n	singleScatter += FssEss;\n	multiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n	return 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n	vec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n	float dotNH = saturate( dot( geometry.normal, halfDir ) );\n	float dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n	vec3 F = F_Schlick( specularColor, dotLH );\n	float G = G_BlinnPhong_Implicit( );\n	float D = D_BlinnPhong( shininess, dotNH );\n	return F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n	return ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n	return sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n	float invAlpha  = 1.0 / roughness;\n	float cos2h = NoH * NoH;\n	float sin2h = max(1.0 - cos2h, 0.0078125);	return (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n	return saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n	vec3 N = geometry.normal;\n	vec3 V = geometry.viewDir;\n	vec3 H = normalize( V + L );\n	float dotNH = saturate( dot( N, H ) );\n	return specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif";
  var bumpmap_pars_fragment = "#ifdef USE_BUMPMAP\n	uniform sampler2D bumpMap;\n	uniform float bumpScale;\n	vec2 dHdxy_fwd() {\n		vec2 dSTdx = dFdx( vUv );\n		vec2 dSTdy = dFdy( vUv );\n		float Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n		float dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n		float dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n		return vec2( dBx, dBy );\n	}\n	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n		vec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n		vec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n		vec3 vN = surf_norm;\n		vec3 R1 = cross( vSigmaY, vN );\n		vec3 R2 = cross( vN, vSigmaX );\n		float fDet = dot( vSigmaX, R1 );\n		fDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n		return normalize( abs( fDet ) * surf_norm - vGrad );\n	}\n#endif";
  var clipping_planes_fragment = "#if NUM_CLIPPING_PLANES > 0\n	vec4 plane;\n	#pragma unroll_loop\n	for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n		plane = clippingPlanes[ i ];\n		if ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n	}\n	#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n		bool clipped = true;\n		#pragma unroll_loop\n		for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n			plane = clippingPlanes[ i ];\n			clipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n		}\n		if ( clipped ) discard;\n	#endif\n#endif";
  var clipping_planes_pars_fragment = "#if NUM_CLIPPING_PLANES > 0\n	#if ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n		varying vec3 vViewPosition;\n	#endif\n	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif";
  var clipping_planes_pars_vertex = "#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n	varying vec3 vViewPosition;\n#endif";
  var clipping_planes_vertex = "#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n	vViewPosition = - mvPosition.xyz;\n#endif";
  var color_fragment = "#ifdef USE_COLOR\n	diffuseColor.rgb *= vColor;\n#endif";
  var color_pars_fragment = "#ifdef USE_COLOR\n	varying vec3 vColor;\n#endif";
  var color_pars_vertex = "#ifdef USE_COLOR\n	varying vec3 vColor;\n#endif";
  var color_vertex = "#ifdef USE_COLOR\n	vColor.xyz = color.xyz;\n#endif";
  var common = "#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n	const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n	return fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n	float precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n	float max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n	float precisionSafeLength( vec3 v ) {\n		float maxComponent = max3( abs( v ) );\n		return length( v / maxComponent ) * maxComponent;\n	}\n#endif\nstruct IncidentLight {\n	vec3 color;\n	vec3 direction;\n	bool visible;\n};\nstruct ReflectedLight {\n	vec3 directDiffuse;\n	vec3 directSpecular;\n	vec3 indirectDiffuse;\n	vec3 indirectSpecular;\n};\nstruct GeometricContext {\n	vec3 position;\n	vec3 normal;\n	vec3 viewDir;\n#ifdef CLEARCOAT\n	vec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n	float distance = dot( planeNormal, point - pointOnPlane );\n	return - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n	return sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n	return lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n	mat3 tmp;\n	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n	return tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n	vec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n	return dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n  return m[ 2 ][ 3 ] == - 1.0;\n}";
  var cube_uv_reflection_fragment = "#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x);\n    } else if (face == 1.0) {\n      uv = vec2(direction.x, -direction.z) / abs(direction.y);\n    } else if (face == 2.0) {\n      uv = direction.xy / abs(direction.z);\n    } else if (face == 3.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x);\n    } else if (face == 4.0) {\n      uv = direction.xz / abs(direction.y);\n    } else {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z);\n    }\n    return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);  }\n  return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif";
  var defaultnormal_vertex = "vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n	transformedNormal = mat3( instanceMatrix ) * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n	transformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n	vec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n	#ifdef FLIP_SIDED\n		transformedTangent = - transformedTangent;\n	#endif\n#endif";
  var displacementmap_pars_vertex = "#ifdef USE_DISPLACEMENTMAP\n	uniform sampler2D displacementMap;\n	uniform float displacementScale;\n	uniform float displacementBias;\n#endif";
  var displacementmap_vertex = "#ifdef USE_DISPLACEMENTMAP\n	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif";
  var emissivemap_fragment = "#ifdef USE_EMISSIVEMAP\n	vec4 emissiveColor = texture2D( emissiveMap, vUv );\n	emissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n	totalEmissiveRadiance *= emissiveColor.rgb;\n#endif";
  var emissivemap_pars_fragment = "#ifdef USE_EMISSIVEMAP\n	uniform sampler2D emissiveMap;\n#endif";
  var encodings_fragment = "gl_FragColor = linearToOutputTexel( gl_FragColor );";
  var encodings_pars_fragment = "\nvec4 LinearToLinear( in vec4 value ) {\n	return value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n	return vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n	return vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n	return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n	return vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n	float maxComponent = max( max( value.r, value.g ), value.b );\n	float fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n	return vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n	return vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n	float maxRGB = max( value.r, max( value.g, value.b ) );\n	float M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n	M = ceil( M * 255.0 ) / 255.0;\n	return vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n	return vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n	float maxRGB = max( value.r, max( value.g, value.b ) );\n	float D = max( maxRange / maxRGB, 1.0 );\n	D = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n	return vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n	vec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n	Xp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n	vec4 vResult;\n	vResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n	float Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n	vResult.w = fract( Le );\n	vResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n	return vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n	float Le = value.z * 255.0 + value.w;\n	vec3 Xp_Y_XYZp;\n	Xp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n	Xp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n	Xp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n	vec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n	return vec4( max( vRGB, 0.0 ), 1.0 );\n}";
  var envmap_fragment = "#ifdef USE_ENVMAP\n	#ifdef ENV_WORLDPOS\n		vec3 cameraToFrag;\n		\n		if ( isOrthographic ) {\n			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n		}  else {\n			cameraToFrag = normalize( vWorldPosition - cameraPosition );\n		}\n		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n		#ifdef ENVMAP_MODE_REFLECTION\n			vec3 reflectVec = reflect( cameraToFrag, worldNormal );\n		#else\n			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n		#endif\n	#else\n		vec3 reflectVec = vReflect;\n	#endif\n	#ifdef ENVMAP_TYPE_CUBE\n		vec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n	#elif defined( ENVMAP_TYPE_CUBE_UV )\n		vec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n	#elif defined( ENVMAP_TYPE_EQUIREC )\n		vec2 sampleUV;\n		reflectVec = normalize( reflectVec );\n		sampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n		sampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n		vec4 envColor = texture2D( envMap, sampleUV );\n	#elif defined( ENVMAP_TYPE_SPHERE )\n		reflectVec = normalize( reflectVec );\n		vec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n		vec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n	#else\n		vec4 envColor = vec4( 0.0 );\n	#endif\n	#ifndef ENVMAP_TYPE_CUBE_UV\n		envColor = envMapTexelToLinear( envColor );\n	#endif\n	#ifdef ENVMAP_BLENDING_MULTIPLY\n		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n	#elif defined( ENVMAP_BLENDING_MIX )\n		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n	#elif defined( ENVMAP_BLENDING_ADD )\n		outgoingLight += envColor.xyz * specularStrength * reflectivity;\n	#endif\n#endif";
  var envmap_common_pars_fragment = "#ifdef USE_ENVMAP\n	uniform float envMapIntensity;\n	uniform float flipEnvMap;\n	uniform int maxMipLevel;\n	#ifdef ENVMAP_TYPE_CUBE\n		uniform samplerCube envMap;\n	#else\n		uniform sampler2D envMap;\n	#endif\n	\n#endif";
  var envmap_pars_fragment = "#ifdef USE_ENVMAP\n	uniform float reflectivity;\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n		#define ENV_WORLDPOS\n	#endif\n	#ifdef ENV_WORLDPOS\n		varying vec3 vWorldPosition;\n		uniform float refractionRatio;\n	#else\n		varying vec3 vReflect;\n	#endif\n#endif";
  var envmap_pars_vertex = "#ifdef USE_ENVMAP\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n		#define ENV_WORLDPOS\n	#endif\n	#ifdef ENV_WORLDPOS\n		\n		varying vec3 vWorldPosition;\n	#else\n		varying vec3 vReflect;\n		uniform float refractionRatio;\n	#endif\n#endif";
  var envmap_vertex = "#ifdef USE_ENVMAP\n	#ifdef ENV_WORLDPOS\n		vWorldPosition = worldPosition.xyz;\n	#else\n		vec3 cameraToVertex;\n		if ( isOrthographic ) { \n			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n		} else {\n			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n		}\n		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n		#ifdef ENVMAP_MODE_REFLECTION\n			vReflect = reflect( cameraToVertex, worldNormal );\n		#else\n			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n		#endif\n	#endif\n#endif";
  var fog_vertex = "#ifdef USE_FOG\n	fogDepth = -mvPosition.z;\n#endif";
  var fog_pars_vertex = "#ifdef USE_FOG\n	varying float fogDepth;\n#endif";
  var fog_fragment = "#ifdef USE_FOG\n	#ifdef FOG_EXP2\n		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n	#else\n		float fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n	#endif\n	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif";
  var fog_pars_fragment = "#ifdef USE_FOG\n	uniform vec3 fogColor;\n	varying float fogDepth;\n	#ifdef FOG_EXP2\n		uniform float fogDensity;\n	#else\n		uniform float fogNear;\n		uniform float fogFar;\n	#endif\n#endif";
  var gradientmap_pars_fragment = "#ifdef USE_GRADIENTMAP\n	uniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n	float dotNL = dot( normal, lightDirection );\n	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n	#ifdef USE_GRADIENTMAP\n		return texture2D( gradientMap, coord ).rgb;\n	#else\n		return ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n	#endif\n}";
  var lightmap_fragment = "#ifdef USE_LIGHTMAP\n	vec4 lightMapTexel= texture2D( lightMap, vUv2 );\n	reflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif";
  var lightmap_pars_fragment = "#ifdef USE_LIGHTMAP\n	uniform sampler2D lightMap;\n	uniform float lightMapIntensity;\n#endif";
  var lights_lambert_vertex = "vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n	vLightBack = vec3( 0.0 );\n	vIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n		getPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n		dotNL = dot( geometry.normal, directLight.direction );\n		directLightColor_Diffuse = PI * directLight.color;\n		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n		#ifdef DOUBLE_SIDED\n			vLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n		#endif\n	}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n		getSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n		dotNL = dot( geometry.normal, directLight.direction );\n		directLightColor_Diffuse = PI * directLight.color;\n		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n		#ifdef DOUBLE_SIDED\n			vLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n		#endif\n	}\n#endif\n#if NUM_DIR_LIGHTS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n		getDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n		dotNL = dot( geometry.normal, directLight.direction );\n		directLightColor_Diffuse = PI * directLight.color;\n		vLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n		#ifdef DOUBLE_SIDED\n			vLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n		#endif\n	}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n		vIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n		#ifdef DOUBLE_SIDED\n			vIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n		#endif\n	}\n#endif";
  var lights_pars_begin = "uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n	float x = normal.x, y = normal.y, z = normal.z;\n	vec3 result = shCoefficients[ 0 ] * 0.886227;\n	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n	return result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n	vec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n	return irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n	vec3 irradiance = ambientLightColor;\n	#ifndef PHYSICALLY_CORRECT_LIGHTS\n		irradiance *= PI;\n	#endif\n	return irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n	struct DirectionalLight {\n		vec3 direction;\n		vec3 color;\n		int shadow;\n		float shadowBias;\n		float shadowRadius;\n		vec2 shadowMapSize;\n	};\n	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n	void getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n		directLight.color = directionalLight.color;\n		directLight.direction = directionalLight.direction;\n		directLight.visible = true;\n	}\n#endif\n#if NUM_POINT_LIGHTS > 0\n	struct PointLight {\n		vec3 position;\n		vec3 color;\n		float distance;\n		float decay;\n		int shadow;\n		float shadowBias;\n		float shadowRadius;\n		vec2 shadowMapSize;\n		float shadowCameraNear;\n		float shadowCameraFar;\n	};\n	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n	void getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n		vec3 lVector = pointLight.position - geometry.position;\n		directLight.direction = normalize( lVector );\n		float lightDistance = length( lVector );\n		directLight.color = pointLight.color;\n		directLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n		directLight.visible = ( directLight.color != vec3( 0.0 ) );\n	}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n	struct SpotLight {\n		vec3 position;\n		vec3 direction;\n		vec3 color;\n		float distance;\n		float decay;\n		float coneCos;\n		float penumbraCos;\n		int shadow;\n		float shadowBias;\n		float shadowRadius;\n		vec2 shadowMapSize;\n	};\n	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n	void getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n		vec3 lVector = spotLight.position - geometry.position;\n		directLight.direction = normalize( lVector );\n		float lightDistance = length( lVector );\n		float angleCos = dot( directLight.direction, spotLight.direction );\n		if ( angleCos > spotLight.coneCos ) {\n			float spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n			directLight.color = spotLight.color;\n			directLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n			directLight.visible = true;\n		} else {\n			directLight.color = vec3( 0.0 );\n			directLight.visible = false;\n		}\n	}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n	struct RectAreaLight {\n		vec3 color;\n		vec3 position;\n		vec3 halfWidth;\n		vec3 halfHeight;\n	};\n	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;\n	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n	struct HemisphereLight {\n		vec3 direction;\n		vec3 skyColor;\n		vec3 groundColor;\n	};\n	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n		float dotNL = dot( geometry.normal, hemiLight.direction );\n		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n		#ifndef PHYSICALLY_CORRECT_LIGHTS\n			irradiance *= PI;\n		#endif\n		return irradiance;\n	}\n#endif";
  var envmap_physical_pars_fragment = "#if defined( USE_ENVMAP )\n	#ifdef ENVMAP_MODE_REFRACTION\n		uniform float refractionRatio;\n	#endif\n	vec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n		vec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n		#ifdef ENVMAP_TYPE_CUBE\n			vec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n			#ifdef TEXTURE_LOD_EXT\n				vec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n			#else\n				vec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n			#endif\n			envMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n		#elif defined( ENVMAP_TYPE_CUBE_UV )\n			vec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n		#else\n			vec4 envMapColor = vec4( 0.0 );\n		#endif\n		return PI * envMapColor.rgb * envMapIntensity;\n	}\n	float getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n		float maxMIPLevelScalar = float( maxMIPLevel );\n		float sigma = PI * roughness * roughness / ( 1.0 + roughness );\n		float desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n		return clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n	}\n	vec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n		#ifdef ENVMAP_MODE_REFLECTION\n		  vec3 reflectVec = reflect( -viewDir, normal );\n		  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n		#else\n		  vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n		#endif\n		reflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n		float specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n		#ifdef ENVMAP_TYPE_CUBE\n			vec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n			#ifdef TEXTURE_LOD_EXT\n				vec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n			#else\n				vec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n			#endif\n			envMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n		#elif defined( ENVMAP_TYPE_CUBE_UV )\n			vec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n		#elif defined( ENVMAP_TYPE_EQUIREC )\n			vec2 sampleUV;\n			sampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n			sampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n			#ifdef TEXTURE_LOD_EXT\n				vec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n			#else\n				vec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n			#endif\n			envMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n		#elif defined( ENVMAP_TYPE_SPHERE )\n			vec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n			#ifdef TEXTURE_LOD_EXT\n				vec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n			#else\n				vec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n			#endif\n			envMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n		#endif\n		return envMapColor.rgb * envMapIntensity;\n	}\n#endif";
  var lights_toon_fragment = "ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;";
  var lights_toon_pars_fragment = "varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n	vec3	diffuseColor;\n	vec3	specularColor;\n	float	specularShininess;\n	float	specularStrength;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n	vec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n	#ifndef PHYSICALLY_CORRECT_LIGHTS\n		irradiance *= PI;\n	#endif\n	reflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n	reflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n	reflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct				RE_Direct_Toon\n#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )	(0)";
  var lights_phong_fragment = "BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;";
  var lights_phong_pars_fragment = "varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n	vec3	diffuseColor;\n	vec3	specularColor;\n	float	specularShininess;\n	float	specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n	float dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n	vec3 irradiance = dotNL * directLight.color;\n	#ifndef PHYSICALLY_CORRECT_LIGHTS\n		irradiance *= PI;\n	#endif\n	reflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n	reflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n	reflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct				RE_Direct_BlinnPhong\n#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )	(0)";
  var lights_physical_fragment = "PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n	material.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n	material.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n	material.clearcoat = saturate( clearcoat );	material.clearcoatRoughness = max( clearcoatRoughness, 0.0525 );\n	material.clearcoatRoughness += geometryRoughness;\n	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n	material.sheenColor = sheen;\n#endif";
  var lights_physical_pars_fragment = "struct PhysicalMaterial {\n	vec3	diffuseColor;\n	float	specularRoughness;\n	vec3	specularColor;\n#ifdef CLEARCOAT\n	float clearcoat;\n	float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n	vec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n	return DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n		vec3 normal = geometry.normal;\n		vec3 viewDir = geometry.viewDir;\n		vec3 position = geometry.position;\n		vec3 lightPos = rectAreaLight.position;\n		vec3 halfWidth = rectAreaLight.halfWidth;\n		vec3 halfHeight = rectAreaLight.halfHeight;\n		vec3 lightColor = rectAreaLight.color;\n		float roughness = material.specularRoughness;\n		vec3 rectCoords[ 4 ];\n		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n		vec2 uv = LTC_Uv( normal, viewDir, roughness );\n		vec4 t1 = texture2D( ltc_1, uv );\n		vec4 t2 = texture2D( ltc_2, uv );\n		mat3 mInv = mat3(\n			vec3( t1.x, 0, t1.y ),\n			vec3(    0, 1,    0 ),\n			vec3( t1.z, 0, t1.w )\n		);\n		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n	}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n	float dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n	vec3 irradiance = dotNL * directLight.color;\n	#ifndef PHYSICALLY_CORRECT_LIGHTS\n		irradiance *= PI;\n	#endif\n	#ifdef CLEARCOAT\n		float ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n		vec3 ccIrradiance = ccDotNL * directLight.color;\n		#ifndef PHYSICALLY_CORRECT_LIGHTS\n			ccIrradiance *= PI;\n		#endif\n		float clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n		reflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n	#else\n		float clearcoatDHR = 0.0;\n	#endif\n	#ifdef USE_SHEEN\n		reflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n			material.specularRoughness,\n			directLight.direction,\n			geometry,\n			material.sheenColor\n		);\n	#else\n		reflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n	#endif\n	reflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n	reflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n	#ifdef CLEARCOAT\n		float ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n		reflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n		float ccDotNL = ccDotNV;\n		float clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n	#else\n		float clearcoatDHR = 0.0;\n	#endif\n	float clearcoatInv = 1.0 - clearcoatDHR;\n	vec3 singleScattering = vec3( 0.0 );\n	vec3 multiScattering = vec3( 0.0 );\n	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n	BRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n	vec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n	reflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct				RE_Direct_Physical\n#define RE_Direct_RectArea		RE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular		RE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}";
  var lights_fragment_begin = "\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n	geometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n	PointLight pointLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n		pointLight = pointLights[ i ];\n		getPointDirectLightIrradiance( pointLight, geometry, directLight );\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n		directLight.color *= all( bvec3( pointLight.shadow, directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometry, material, reflectedLight );\n	}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n	SpotLight spotLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n		spotLight = spotLights[ i ];\n		getSpotDirectLightIrradiance( spotLight, geometry, directLight );\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n		directLight.color *= all( bvec3( spotLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometry, material, reflectedLight );\n	}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n	DirectionalLight directionalLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n		directionalLight = directionalLights[ i ];\n		getDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n		directLight.color *= all( bvec3( directionalLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometry, material, reflectedLight );\n	}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n	RectAreaLight rectAreaLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n		rectAreaLight = rectAreaLights[ i ];\n		RE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n	}\n#endif\n#if defined( RE_IndirectDiffuse )\n	vec3 iblIrradiance = vec3( 0.0 );\n	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n	irradiance += getLightProbeIrradiance( lightProbe, geometry );\n	#if ( NUM_HEMI_LIGHTS > 0 )\n		#pragma unroll_loop\n		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n		}\n	#endif\n#endif\n#if defined( RE_IndirectSpecular )\n	vec3 radiance = vec3( 0.0 );\n	vec3 clearcoatRadiance = vec3( 0.0 );\n#endif";
  var lights_fragment_maps = "#if defined( RE_IndirectDiffuse )\n	#ifdef USE_LIGHTMAP\n		vec4 lightMapTexel= texture2D( lightMap, vUv2 );\n		vec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n		#ifndef PHYSICALLY_CORRECT_LIGHTS\n			lightMapIrradiance *= PI;\n		#endif\n		irradiance += lightMapIrradiance;\n	#endif\n	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n		iblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n	#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n	radiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n	#ifdef CLEARCOAT\n		clearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n	#endif\n#endif";
  var lights_fragment_end = "#if defined( RE_IndirectDiffuse )\n	RE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif";
  var logdepthbuf_fragment = "#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n	gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif";
  var logdepthbuf_pars_fragment = "#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n	uniform float logDepthBufFC;\n	varying float vFragDepth;\n	varying float vIsPerspective;\n#endif";
  var logdepthbuf_pars_vertex = "#ifdef USE_LOGDEPTHBUF\n	#ifdef USE_LOGDEPTHBUF_EXT\n		varying float vFragDepth;\n		varying float vIsPerspective;\n	#else\n		uniform float logDepthBufFC;\n	#endif\n#endif";
  var logdepthbuf_vertex = "#ifdef USE_LOGDEPTHBUF\n	#ifdef USE_LOGDEPTHBUF_EXT\n		vFragDepth = 1.0 + gl_Position.w;\n		vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n	#else\n		if ( isPerspectiveMatrix( projectionMatrix ) ) {\n			gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n			gl_Position.z *= gl_Position.w;\n		}\n	#endif\n#endif";
  var map_fragment = "#ifdef USE_MAP\n	vec4 texelColor = texture2D( map, vUv );\n	texelColor = mapTexelToLinear( texelColor );\n	diffuseColor *= texelColor;\n#endif";
  var map_pars_fragment = "#ifdef USE_MAP\n	uniform sampler2D map;\n#endif";
  var map_particle_fragment = "#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n	vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n	vec4 mapTexel = texture2D( map, uv );\n	diffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n	diffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif";
  var map_particle_pars_fragment = "#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n	uniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n	uniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n	uniform sampler2D alphaMap;\n#endif";
  var metalnessmap_fragment = "float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n	vec4 texelMetalness = texture2D( metalnessMap, vUv );\n	metalnessFactor *= texelMetalness.b;\n#endif";
  var metalnessmap_pars_fragment = "#ifdef USE_METALNESSMAP\n	uniform sampler2D metalnessMap;\n#endif";
  var morphnormal_vertex = "#ifdef USE_MORPHNORMALS\n	objectNormal *= morphTargetBaseInfluence;\n	objectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n	objectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n	objectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n	objectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif";
  var morphtarget_pars_vertex = "#ifdef USE_MORPHTARGETS\n	uniform float morphTargetBaseInfluence;\n	#ifndef USE_MORPHNORMALS\n	uniform float morphTargetInfluences[ 8 ];\n	#else\n	uniform float morphTargetInfluences[ 4 ];\n	#endif\n#endif";
  var morphtarget_vertex = "#ifdef USE_MORPHTARGETS\n	transformed *= morphTargetBaseInfluence;\n	transformed += morphTarget0 * morphTargetInfluences[ 0 ];\n	transformed += morphTarget1 * morphTargetInfluences[ 1 ];\n	transformed += morphTarget2 * morphTargetInfluences[ 2 ];\n	transformed += morphTarget3 * morphTargetInfluences[ 3 ];\n	#ifndef USE_MORPHNORMALS\n	transformed += morphTarget4 * morphTargetInfluences[ 4 ];\n	transformed += morphTarget5 * morphTargetInfluences[ 5 ];\n	transformed += morphTarget6 * morphTargetInfluences[ 6 ];\n	transformed += morphTarget7 * morphTargetInfluences[ 7 ];\n	#endif\n#endif";
  var normal_fragment_begin = "#ifdef FLAT_SHADED\n	vec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n	vec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n	vec3 normal = normalize( cross( fdx, fdy ) );\n#else\n	vec3 normal = normalize( vNormal );\n	#ifdef DOUBLE_SIDED\n		normal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n	#endif\n	#ifdef USE_TANGENT\n		vec3 tangent = normalize( vTangent );\n		vec3 bitangent = normalize( vBitangent );\n		#ifdef DOUBLE_SIDED\n			tangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n			bitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n		#endif\n		#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n			mat3 vTBN = mat3( tangent, bitangent, normal );\n		#endif\n	#endif\n#endif\nvec3 geometryNormal = normal;";
  var normal_fragment_maps = "#ifdef OBJECTSPACE_NORMALMAP\n	normal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n	#ifdef FLIP_SIDED\n		normal = - normal;\n	#endif\n	#ifdef DOUBLE_SIDED\n		normal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n	#endif\n	normal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n	vec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n	mapN.xy *= normalScale;\n	#ifdef USE_TANGENT\n		normal = normalize( vTBN * mapN );\n	#else\n		normal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n	#endif\n#elif defined( USE_BUMPMAP )\n	normal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif";
  var normalmap_pars_fragment = "#ifdef USE_NORMALMAP\n	uniform sampler2D normalMap;\n	uniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n	uniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n	vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n		vec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n		vec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n		vec2 st0 = dFdx( vUv.st );\n		vec2 st1 = dFdy( vUv.st );\n		float scale = sign( st1.t * st0.s - st0.t * st1.s );\n		vec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n		vec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n		vec3 N = normalize( surf_norm );\n		mat3 tsn = mat3( S, T, N );\n		mapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n		return normalize( tsn * mapN );\n	}\n#endif";
  var clearcoat_normal_fragment_begin = "#ifdef CLEARCOAT\n	vec3 clearcoatNormal = geometryNormal;\n#endif";
  var clearcoat_normal_fragment_maps = "#ifdef USE_CLEARCOAT_NORMALMAP\n	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n	clearcoatMapN.xy *= clearcoatNormalScale;\n	#ifdef USE_TANGENT\n		clearcoatNormal = normalize( vTBN * clearcoatMapN );\n	#else\n		clearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n	#endif\n#endif";
  var clearcoat_normalmap_pars_fragment = "#ifdef USE_CLEARCOAT_NORMALMAP\n	uniform sampler2D clearcoatNormalMap;\n	uniform vec2 clearcoatNormalScale;\n#endif";
  var packing = "vec3 packNormalToRGB( const in vec3 normal ) {\n	return normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n	return 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n	vec4 r = vec4( fract( v * PackFactors ), v );\n	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n	return dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n	return ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n	return linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n	return (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n	return ( near * far ) / ( ( far - near ) * invClipZ - far );\n}";
  var premultiplied_alpha_fragment = "#ifdef PREMULTIPLIED_ALPHA\n	gl_FragColor.rgb *= gl_FragColor.a;\n#endif";
  var project_vertex = "vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n	mvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;";
  var dithering_fragment = "#ifdef DITHERING\n	gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif";
  var dithering_pars_fragment = "#ifdef DITHERING\n	vec3 dithering( vec3 color ) {\n		float grid_position = rand( gl_FragCoord.xy );\n		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n		return color + dither_shift_RGB;\n	}\n#endif";
  var roughnessmap_fragment = "float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n	vec4 texelRoughness = texture2D( roughnessMap, vUv );\n	roughnessFactor *= texelRoughness.g;\n#endif";
  var roughnessmap_pars_fragment = "#ifdef USE_ROUGHNESSMAP\n	uniform sampler2D roughnessMap;\n#endif";
  var shadowmap_pars_fragment = "#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n		varying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n	#endif\n	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n	}\n	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n		return unpackRGBATo2Half( texture2D( shadow, uv ) );\n	}\n	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n		float occlusion = 1.0;\n		vec2 distribution = texture2DDistribution( shadow, uv );\n		float hard_shadow = step( compare , distribution.x );\n		if (hard_shadow != 1.0 ) {\n			float distance = compare - distribution.x ;\n			float variance = max( 0.00000, distribution.y * distribution.y );\n			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n		}\n		return occlusion;\n	}\n	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n		float shadow = 1.0;\n		shadowCoord.xyz /= shadowCoord.w;\n		shadowCoord.z += shadowBias;\n		bvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n		bool inFrustum = all( inFrustumVec );\n		bvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n		bool frustumTest = all( frustumTestVec );\n		if ( frustumTest ) {\n		#if defined( SHADOWMAP_TYPE_PCF )\n			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n			float dx0 = - texelSize.x * shadowRadius;\n			float dy0 = - texelSize.y * shadowRadius;\n			float dx1 = + texelSize.x * shadowRadius;\n			float dy1 = + texelSize.y * shadowRadius;\n			float dx2 = dx0 / 2.0;\n			float dy2 = dy0 / 2.0;\n			float dx3 = dx1 / 2.0;\n			float dy3 = dy1 / 2.0;\n			shadow = (\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n			) * ( 1.0 / 17.0 );\n		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n			float dx = texelSize.x;\n			float dy = texelSize.y;\n			vec2 uv = shadowCoord.xy;\n			vec2 f = fract( uv * shadowMapSize + 0.5 );\n			uv -= f * texelSize;\n			shadow = (\n				texture2DCompare( shadowMap, uv, shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n					 f.x ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n					 f.x ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n					 f.y ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n					 f.y ) +\n				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n						  f.x ),\n					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n						  texture2DCompare( shadowMap, uv + + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n						  f.x ),\n					 f.y )\n			) * ( 1.0 / 9.0 );\n		#elif defined( SHADOWMAP_TYPE_VSM )\n			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n		#else\n			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n		#endif\n		}\n		return shadow;\n	}\n	vec2 cubeToUV( vec3 v, float texelSizeY ) {\n		vec3 absV = abs( v );\n		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n		absV *= scaleToCube;\n		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n		vec2 planar = v.xy;\n		float almostATexel = 1.5 * texelSizeY;\n		float almostOne = 1.0 - almostATexel;\n		if ( absV.z >= almostOne ) {\n			if ( v.z > 0.0 )\n				planar.x = 4.0 - v.x;\n		} else if ( absV.x >= almostOne ) {\n			float signX = sign( v.x );\n			planar.x = v.z * signX + 2.0 * signX;\n		} else if ( absV.y >= almostOne ) {\n			float signY = sign( v.y );\n			planar.x = v.x + 2.0 * signY + 2.0;\n			planar.y = v.z * signY - 2.0;\n		}\n		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n	}\n	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n		vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n		vec3 lightToPosition = shadowCoord.xyz;\n		float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );		dp += shadowBias;\n		vec3 bd3D = normalize( lightToPosition );\n		#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n			vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n			return (\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n			) * ( 1.0 / 9.0 );\n		#else\n			return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n		#endif\n	}\n#endif";
  var shadowmap_pars_vertex = "#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n		uniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n		varying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n	#endif\n#endif";
  var shadowmap_vertex = "#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n		vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n	}\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n		vSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n	}\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n		vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n	}\n	#endif\n#endif";
  var shadowmask_pars_fragment = "float getShadowMask() {\n	float shadow = 1.0;\n	#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n	DirectionalLight directionalLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n		directionalLight = directionalLights[ i ];\n		shadow *= all( bvec2( directionalLight.shadow, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n	}\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n	SpotLight spotLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n		spotLight = spotLights[ i ];\n		shadow *= all( bvec2( spotLight.shadow, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n	}\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n	PointLight pointLight;\n	#pragma unroll_loop\n	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n		pointLight = pointLights[ i ];\n		shadow *= all( bvec2( pointLight.shadow, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n	}\n	#endif\n	#endif\n	return shadow;\n}";
  var skinbase_vertex = "#ifdef USE_SKINNING\n	mat4 boneMatX = getBoneMatrix( skinIndex.x );\n	mat4 boneMatY = getBoneMatrix( skinIndex.y );\n	mat4 boneMatZ = getBoneMatrix( skinIndex.z );\n	mat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif";
  var skinning_pars_vertex = "#ifdef USE_SKINNING\n	uniform mat4 bindMatrix;\n	uniform mat4 bindMatrixInverse;\n	#ifdef BONE_TEXTURE\n		uniform highp sampler2D boneTexture;\n		uniform int boneTextureSize;\n		mat4 getBoneMatrix( const in float i ) {\n			float j = i * 4.0;\n			float x = mod( j, float( boneTextureSize ) );\n			float y = floor( j / float( boneTextureSize ) );\n			float dx = 1.0 / float( boneTextureSize );\n			float dy = 1.0 / float( boneTextureSize );\n			y = dy * ( y + 0.5 );\n			vec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n			vec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n			vec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n			vec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n			mat4 bone = mat4( v1, v2, v3, v4 );\n			return bone;\n		}\n	#else\n		uniform mat4 boneMatrices[ MAX_BONES ];\n		mat4 getBoneMatrix( const in float i ) {\n			mat4 bone = boneMatrices[ int(i) ];\n			return bone;\n		}\n	#endif\n#endif";
  var skinning_vertex = "#ifdef USE_SKINNING\n	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n	vec4 skinned = vec4( 0.0 );\n	skinned += boneMatX * skinVertex * skinWeight.x;\n	skinned += boneMatY * skinVertex * skinWeight.y;\n	skinned += boneMatZ * skinVertex * skinWeight.z;\n	skinned += boneMatW * skinVertex * skinWeight.w;\n	transformed = ( bindMatrixInverse * skinned ).xyz;\n#endif";
  var skinnormal_vertex = "#ifdef USE_SKINNING\n	mat4 skinMatrix = mat4( 0.0 );\n	skinMatrix += skinWeight.x * boneMatX;\n	skinMatrix += skinWeight.y * boneMatY;\n	skinMatrix += skinWeight.z * boneMatZ;\n	skinMatrix += skinWeight.w * boneMatW;\n	skinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n	#ifdef USE_TANGENT\n		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n	#endif\n#endif";
  var specularmap_fragment = "float specularStrength;\n#ifdef USE_SPECULARMAP\n	vec4 texelSpecular = texture2D( specularMap, vUv );\n	specularStrength = texelSpecular.r;\n#else\n	specularStrength = 1.0;\n#endif";
  var specularmap_pars_fragment = "#ifdef USE_SPECULARMAP\n	uniform sampler2D specularMap;\n#endif";
  var tonemapping_fragment = "#if defined( TONE_MAPPING )\n	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif";
  var tonemapping_pars_fragment = "#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n	return toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	return saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	return saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	color = max( vec3( 0.0 ), color - 0.004 );\n	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	return saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}";
  var uv_pars_fragment = "#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n	varying vec2 vUv;\n#endif";
  var uv_pars_vertex = "#ifdef USE_UV\n	#ifdef UVS_VERTEX_ONLY\n		vec2 vUv;\n	#else\n		varying vec2 vUv;\n	#endif\n	uniform mat3 uvTransform;\n#endif";
  var uv_vertex = "#ifdef USE_UV\n	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif";
  var uv2_pars_fragment = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n	varying vec2 vUv2;\n#endif";
  var uv2_pars_vertex = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n	attribute vec2 uv2;\n	varying vec2 vUv2;\n	uniform mat3 uv2Transform;\n#endif";
  var uv2_vertex = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n	vUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif";
  var worldpos_vertex = "#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n	vec4 worldPosition = vec4( transformed, 1.0 );\n	#ifdef USE_INSTANCING\n		worldPosition = instanceMatrix * worldPosition;\n	#endif\n	worldPosition = modelMatrix * worldPosition;\n#endif";
  var background_frag = "uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n	vec4 texColor = texture2D( t2D, vUv );\n	gl_FragColor = mapTexelToLinear( texColor );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n}";
  var background_vert = "varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n	gl_Position = vec4( position.xy, 1.0, 1.0 );\n}";
  var cube_frag = "#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n	vec3 vReflect = vWorldDirection;\n	#include <envmap_fragment>\n	gl_FragColor = envColor;\n	gl_FragColor.a *= opacity;\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n}";
  var cube_vert = "varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vWorldDirection = transformDirection( position, modelMatrix );\n	#include <begin_vertex>\n	#include <project_vertex>\n	gl_Position.z = gl_Position.w;\n}";
  var depth_frag = "#if DEPTH_PACKING == 3200\n	uniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( 1.0 );\n	#if DEPTH_PACKING == 3200\n		diffuseColor.a = opacity;\n	#endif\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <logdepthbuf_fragment>\n	#if DEPTH_PACKING == 3200\n		gl_FragColor = vec4( vec3( 1.0 - gl_FragCoord.z ), opacity );\n	#elif DEPTH_PACKING == 3201\n		gl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n	#endif\n}";
  var depth_vert = "#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <skinbase_vertex>\n	#ifdef USE_DISPLACEMENTMAP\n		#include <beginnormal_vertex>\n		#include <morphnormal_vertex>\n		#include <skinnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n}";
  var distanceRGBA_frag = "#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( 1.0 );\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	float dist = length( vWorldPosition - referencePosition );\n	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n	dist = saturate( dist );\n	gl_FragColor = packDepthToRGBA( dist );\n}";
  var distanceRGBA_vert = "#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <skinbase_vertex>\n	#ifdef USE_DISPLACEMENTMAP\n		#include <beginnormal_vertex>\n		#include <morphnormal_vertex>\n		#include <skinnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <worldpos_vertex>\n	#include <clipping_planes_vertex>\n	vWorldPosition = worldPosition.xyz;\n}";
  var equirect_frag = "uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vec3 direction = normalize( vWorldDirection );\n	vec2 sampleUV;\n	sampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n	sampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n	vec4 texColor = texture2D( tEquirect, sampleUV );\n	gl_FragColor = mapTexelToLinear( texColor );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n}";
  var equirect_vert = "varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vWorldDirection = transformDirection( position, modelMatrix );\n	#include <begin_vertex>\n	#include <project_vertex>\n}";
  var linedashed_frag = "uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	if ( mod( vLineDistance, totalSize ) > dashSize ) {\n		discard;\n	}\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <logdepthbuf_fragment>\n	#include <color_fragment>\n	outgoingLight = diffuseColor.rgb;\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n}";
  var linedashed_vert = "uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <color_vertex>\n	vLineDistance = scale * lineDistance;\n	vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n	gl_Position = projectionMatrix * mvPosition;\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <fog_vertex>\n}";
  var meshbasic_frag = "uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <specularmap_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	#ifdef USE_LIGHTMAP\n	\n		vec4 lightMapTexel= texture2D( lightMap, vUv2 );\n		reflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n	#else\n		reflectedLight.indirectDiffuse += vec3( 1.0 );\n	#endif\n	#include <aomap_fragment>\n	reflectedLight.indirectDiffuse *= diffuseColor.rgb;\n	vec3 outgoingLight = reflectedLight.indirectDiffuse;\n	#include <envmap_fragment>\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n}";
  var meshbasic_vert = "#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <uv2_vertex>\n	#include <color_vertex>\n	#include <skinbase_vertex>\n	#ifdef USE_ENVMAP\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <worldpos_vertex>\n	#include <clipping_planes_vertex>\n	#include <envmap_vertex>\n	#include <fog_vertex>\n}";
  var meshlambert_frag = "uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n	varying vec3 vLightBack;\n	varying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <specularmap_fragment>\n	#include <emissivemap_fragment>\n	reflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n	#ifdef DOUBLE_SIDED\n		reflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n	#else\n		reflectedLight.indirectDiffuse += vIndirectFront;\n	#endif\n	#include <lightmap_fragment>\n	reflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n	#ifdef DOUBLE_SIDED\n		reflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n	#else\n		reflectedLight.directDiffuse = vLightFront;\n	#endif\n	reflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n	#include <envmap_fragment>\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}";
  var meshlambert_vert = "#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n	varying vec3 vLightBack;\n	varying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <uv2_vertex>\n	#include <color_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <worldpos_vertex>\n	#include <envmap_vertex>\n	#include <lights_lambert_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n}";
  var meshmatcap_frag = "#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	vec3 viewDir = normalize( vViewPosition );\n	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n	vec3 y = cross( viewDir, x );\n	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n	#ifdef USE_MATCAP\n		vec4 matcapColor = texture2D( matcap, uv );\n		matcapColor = matcapTexelToLinear( matcapColor );\n	#else\n		vec4 matcapColor = vec4( 1.0 );\n	#endif\n	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n}";
  var meshmatcap_vert = "#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#ifndef FLAT_SHADED\n		vNormal = normalize( transformedNormal );\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <fog_vertex>\n	vViewPosition = - mvPosition.xyz;\n}";
  var meshtoon_frag = "#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <specularmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_toon_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}";
  var meshtoon_vert = "#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <uv2_vertex>\n	#include <color_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n	vNormal = normalize( transformedNormal );\n#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n}";
  var meshphong_frag = "#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <specularmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_phong_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n	#include <envmap_fragment>\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}";
  var meshphong_vert = "#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <uv2_vertex>\n	#include <color_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n	vNormal = normalize( transformedNormal );\n#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <envmap_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n}";
  var meshphysical_frag = "#define STANDARD\n#ifdef PHYSICAL\n	#define REFLECTIVITY\n	#define CLEARCOAT\n	#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n	uniform float transparency;\n#endif\n#ifdef REFLECTIVITY\n	uniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n	uniform float clearcoat;\n	uniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n	uniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <roughnessmap_fragment>\n	#include <metalnessmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <clearcoat_normal_fragment_begin>\n	#include <clearcoat_normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_physical_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n	#ifdef TRANSPARENCY\n		diffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n	#endif\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}";
  var meshphysical_vert = "#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <uv2_vertex>\n	#include <color_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n	vNormal = normalize( transformedNormal );\n	#ifdef USE_TANGENT\n		vTangent = normalize( transformedTangent );\n		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n	#endif\n#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n}";
  var normal_frag = "#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n	varying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	#include <logdepthbuf_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	gl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}";
  var normal_vert = "#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n	varying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n	vNormal = normalize( transformedNormal );\n	#ifdef USE_TANGENT\n		vTangent = normalize( transformedTangent );\n		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n	#endif\n#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n	vViewPosition = - mvPosition.xyz;\n#endif\n}";
  var points_frag = "uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <logdepthbuf_fragment>\n	#include <map_particle_fragment>\n	#include <color_fragment>\n	#include <alphatest_fragment>\n	outgoingLight = diffuseColor.rgb;\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n}";
  var points_vert = "uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <color_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <project_vertex>\n	gl_PointSize = size;\n	#ifdef USE_SIZEATTENUATION\n		bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n	#endif\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <worldpos_vertex>\n	#include <fog_vertex>\n}";
  var shadow_frag = "uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n}";
  var shadow_vert = "#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n	#include <begin_vertex>\n	#include <project_vertex>\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n}";
  var sprite_frag = "uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	outgoingLight = diffuseColor.rgb;\n	gl_FragColor = vec4( outgoingLight, diffuseColor.a );\n	#include <tonemapping_fragment>\n	#include <encodings_fragment>\n	#include <fog_fragment>\n}";
  var sprite_vert = "uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n	#include <uv_vertex>\n	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n	vec2 scale;\n	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n	#ifndef USE_SIZEATTENUATION\n		bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n		if ( isPerspective ) scale *= - mvPosition.z;\n	#endif\n	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n	vec2 rotatedPosition;\n	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n	mvPosition.xy += rotatedPosition;\n	gl_Position = projectionMatrix * mvPosition;\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <fog_vertex>\n}";
  var ShaderChunk = {
    alphamap_fragment,
    alphamap_pars_fragment,
    alphatest_fragment,
    aomap_fragment,
    aomap_pars_fragment,
    begin_vertex,
    beginnormal_vertex,
    bsdfs,
    bumpmap_pars_fragment,
    clipping_planes_fragment,
    clipping_planes_pars_fragment,
    clipping_planes_pars_vertex,
    clipping_planes_vertex,
    color_fragment,
    color_pars_fragment,
    color_pars_vertex,
    color_vertex,
    common,
    cube_uv_reflection_fragment,
    defaultnormal_vertex,
    displacementmap_pars_vertex,
    displacementmap_vertex,
    emissivemap_fragment,
    emissivemap_pars_fragment,
    encodings_fragment,
    encodings_pars_fragment,
    envmap_fragment,
    envmap_common_pars_fragment,
    envmap_pars_fragment,
    envmap_pars_vertex,
    envmap_physical_pars_fragment,
    envmap_vertex,
    fog_vertex,
    fog_pars_vertex,
    fog_fragment,
    fog_pars_fragment,
    gradientmap_pars_fragment,
    lightmap_fragment,
    lightmap_pars_fragment,
    lights_lambert_vertex,
    lights_pars_begin,
    lights_toon_fragment,
    lights_toon_pars_fragment,
    lights_phong_fragment,
    lights_phong_pars_fragment,
    lights_physical_fragment,
    lights_physical_pars_fragment,
    lights_fragment_begin,
    lights_fragment_maps,
    lights_fragment_end,
    logdepthbuf_fragment,
    logdepthbuf_pars_fragment,
    logdepthbuf_pars_vertex,
    logdepthbuf_vertex,
    map_fragment,
    map_pars_fragment,
    map_particle_fragment,
    map_particle_pars_fragment,
    metalnessmap_fragment,
    metalnessmap_pars_fragment,
    morphnormal_vertex,
    morphtarget_pars_vertex,
    morphtarget_vertex,
    normal_fragment_begin,
    normal_fragment_maps,
    normalmap_pars_fragment,
    clearcoat_normal_fragment_begin,
    clearcoat_normal_fragment_maps,
    clearcoat_normalmap_pars_fragment,
    packing,
    premultiplied_alpha_fragment,
    project_vertex,
    dithering_fragment,
    dithering_pars_fragment,
    roughnessmap_fragment,
    roughnessmap_pars_fragment,
    shadowmap_pars_fragment,
    shadowmap_pars_vertex,
    shadowmap_vertex,
    shadowmask_pars_fragment,
    skinbase_vertex,
    skinning_pars_vertex,
    skinning_vertex,
    skinnormal_vertex,
    specularmap_fragment,
    specularmap_pars_fragment,
    tonemapping_fragment,
    tonemapping_pars_fragment,
    uv_pars_fragment,
    uv_pars_vertex,
    uv_vertex,
    uv2_pars_fragment,
    uv2_pars_vertex,
    uv2_vertex,
    worldpos_vertex,
    background_frag,
    background_vert,
    cube_frag,
    cube_vert,
    depth_frag,
    depth_vert,
    distanceRGBA_frag,
    distanceRGBA_vert,
    equirect_frag,
    equirect_vert,
    linedashed_frag,
    linedashed_vert,
    meshbasic_frag,
    meshbasic_vert,
    meshlambert_frag,
    meshlambert_vert,
    meshmatcap_frag,
    meshmatcap_vert,
    meshtoon_frag,
    meshtoon_vert,
    meshphong_frag,
    meshphong_vert,
    meshphysical_frag,
    meshphysical_vert,
    normal_frag,
    normal_vert,
    points_frag,
    points_vert,
    shadow_frag,
    shadow_vert,
    sprite_frag,
    sprite_vert
  };
  var ShaderLib = {
    basic: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.specularmap,
        UniformsLib.envmap,
        UniformsLib.aomap,
        UniformsLib.lightmap,
        UniformsLib.fog
      ]),
      vertexShader: ShaderChunk.meshbasic_vert,
      fragmentShader: ShaderChunk.meshbasic_frag
    },
    lambert: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.specularmap,
        UniformsLib.envmap,
        UniformsLib.aomap,
        UniformsLib.lightmap,
        UniformsLib.emissivemap,
        UniformsLib.fog,
        UniformsLib.lights,
        {
          emissive: { value: new Color(0) }
        }
      ]),
      vertexShader: ShaderChunk.meshlambert_vert,
      fragmentShader: ShaderChunk.meshlambert_frag
    },
    phong: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.specularmap,
        UniformsLib.envmap,
        UniformsLib.aomap,
        UniformsLib.lightmap,
        UniformsLib.emissivemap,
        UniformsLib.bumpmap,
        UniformsLib.normalmap,
        UniformsLib.displacementmap,
        UniformsLib.fog,
        UniformsLib.lights,
        {
          emissive: { value: new Color(0) },
          specular: { value: new Color(1118481) },
          shininess: { value: 30 }
        }
      ]),
      vertexShader: ShaderChunk.meshphong_vert,
      fragmentShader: ShaderChunk.meshphong_frag
    },
    standard: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.envmap,
        UniformsLib.aomap,
        UniformsLib.lightmap,
        UniformsLib.emissivemap,
        UniformsLib.bumpmap,
        UniformsLib.normalmap,
        UniformsLib.displacementmap,
        UniformsLib.roughnessmap,
        UniformsLib.metalnessmap,
        UniformsLib.fog,
        UniformsLib.lights,
        {
          emissive: { value: new Color(0) },
          roughness: { value: 0.5 },
          metalness: { value: 0.5 },
          envMapIntensity: { value: 1 }
          // temporary
        }
      ]),
      vertexShader: ShaderChunk.meshphysical_vert,
      fragmentShader: ShaderChunk.meshphysical_frag
    },
    toon: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.specularmap,
        UniformsLib.aomap,
        UniformsLib.lightmap,
        UniformsLib.emissivemap,
        UniformsLib.bumpmap,
        UniformsLib.normalmap,
        UniformsLib.displacementmap,
        UniformsLib.gradientmap,
        UniformsLib.fog,
        UniformsLib.lights,
        {
          emissive: { value: new Color(0) },
          specular: { value: new Color(1118481) },
          shininess: { value: 30 }
        }
      ]),
      vertexShader: ShaderChunk.meshtoon_vert,
      fragmentShader: ShaderChunk.meshtoon_frag
    },
    matcap: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.bumpmap,
        UniformsLib.normalmap,
        UniformsLib.displacementmap,
        UniformsLib.fog,
        {
          matcap: { value: null }
        }
      ]),
      vertexShader: ShaderChunk.meshmatcap_vert,
      fragmentShader: ShaderChunk.meshmatcap_frag
    },
    points: {
      uniforms: mergeUniforms([
        UniformsLib.points,
        UniformsLib.fog
      ]),
      vertexShader: ShaderChunk.points_vert,
      fragmentShader: ShaderChunk.points_frag
    },
    dashed: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.fog,
        {
          scale: { value: 1 },
          dashSize: { value: 1 },
          totalSize: { value: 2 }
        }
      ]),
      vertexShader: ShaderChunk.linedashed_vert,
      fragmentShader: ShaderChunk.linedashed_frag
    },
    depth: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.displacementmap
      ]),
      vertexShader: ShaderChunk.depth_vert,
      fragmentShader: ShaderChunk.depth_frag
    },
    normal: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.bumpmap,
        UniformsLib.normalmap,
        UniformsLib.displacementmap,
        {
          opacity: { value: 1 }
        }
      ]),
      vertexShader: ShaderChunk.normal_vert,
      fragmentShader: ShaderChunk.normal_frag
    },
    sprite: {
      uniforms: mergeUniforms([
        UniformsLib.sprite,
        UniformsLib.fog
      ]),
      vertexShader: ShaderChunk.sprite_vert,
      fragmentShader: ShaderChunk.sprite_frag
    },
    background: {
      uniforms: {
        uvTransform: { value: new Matrix3() },
        t2D: { value: null }
      },
      vertexShader: ShaderChunk.background_vert,
      fragmentShader: ShaderChunk.background_frag
    },
    /* -------------------------------------------------------------------------
    //	Cube map shader
     ------------------------------------------------------------------------- */
    cube: {
      uniforms: mergeUniforms([
        UniformsLib.envmap,
        {
          opacity: { value: 1 }
        }
      ]),
      vertexShader: ShaderChunk.cube_vert,
      fragmentShader: ShaderChunk.cube_frag
    },
    equirect: {
      uniforms: {
        tEquirect: { value: null }
      },
      vertexShader: ShaderChunk.equirect_vert,
      fragmentShader: ShaderChunk.equirect_frag
    },
    distanceRGBA: {
      uniforms: mergeUniforms([
        UniformsLib.common,
        UniformsLib.displacementmap,
        {
          referencePosition: { value: new Vector3() },
          nearDistance: { value: 1 },
          farDistance: { value: 1e3 }
        }
      ]),
      vertexShader: ShaderChunk.distanceRGBA_vert,
      fragmentShader: ShaderChunk.distanceRGBA_frag
    },
    shadow: {
      uniforms: mergeUniforms([
        UniformsLib.lights,
        UniformsLib.fog,
        {
          color: { value: new Color(0) },
          opacity: { value: 1 }
        }
      ]),
      vertexShader: ShaderChunk.shadow_vert,
      fragmentShader: ShaderChunk.shadow_frag
    }
  };
  ShaderLib.physical = {
    uniforms: mergeUniforms([
      ShaderLib.standard.uniforms,
      {
        transparency: { value: 0 },
        clearcoat: { value: 0 },
        clearcoatRoughness: { value: 0 },
        sheen: { value: new Color(0) },
        clearcoatNormalScale: { value: new Vector2(1, 1) },
        clearcoatNormalMap: { value: null }
      }
    ]),
    vertexShader: ShaderChunk.meshphysical_vert,
    fragmentShader: ShaderChunk.meshphysical_frag
  };
  function WebGLBackground(renderer, state, objects, premultipliedAlpha) {
    var clearColor = new Color(0);
    var clearAlpha = 0;
    var planeMesh;
    var boxMesh;
    var currentBackground = null;
    var currentBackgroundVersion = 0;
    var currentTonemapping = null;
    function render(renderList, scene, camera, forceClear) {
      var background = scene.background;
      var xr = renderer.xr;
      var session = xr.getSession && xr.getSession();
      if (session && session.environmentBlendMode === "additive") {
        background = null;
      }
      if (background === null) {
        setClear(clearColor, clearAlpha);
      } else if (background && background.isColor) {
        setClear(background, 1);
        forceClear = true;
      }
      if (renderer.autoClear || forceClear) {
        renderer.clear(renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil);
      }
      if (background && (background.isCubeTexture || background.isWebGLCubeRenderTarget || background.mapping === CubeUVReflectionMapping)) {
        if (boxMesh === void 0) {
          boxMesh = new Mesh(
            new BoxBufferGeometry(1, 1, 1),
            new ShaderMaterial({
              type: "BackgroundCubeMaterial",
              uniforms: cloneUniforms(ShaderLib.cube.uniforms),
              vertexShader: ShaderLib.cube.vertexShader,
              fragmentShader: ShaderLib.cube.fragmentShader,
              side: BackSide,
              depthTest: false,
              depthWrite: false,
              fog: false
            })
          );
          boxMesh.geometry.deleteAttribute("normal");
          boxMesh.geometry.deleteAttribute("uv");
          boxMesh.onBeforeRender = function(renderer2, scene2, camera2) {
            this.matrixWorld.copyPosition(camera2.matrixWorld);
          };
          Object.defineProperty(boxMesh.material, "envMap", {
            get: function() {
              return this.uniforms.envMap.value;
            }
          });
          objects.update(boxMesh);
        }
        var texture = background.isWebGLCubeRenderTarget ? background.texture : background;
        boxMesh.material.uniforms.envMap.value = texture;
        boxMesh.material.uniforms.flipEnvMap.value = texture.isCubeTexture ? -1 : 1;
        if (currentBackground !== background || currentBackgroundVersion !== texture.version || currentTonemapping !== renderer.toneMapping) {
          boxMesh.material.needsUpdate = true;
          currentBackground = background;
          currentBackgroundVersion = texture.version;
          currentTonemapping = renderer.toneMapping;
        }
        renderList.unshift(boxMesh, boxMesh.geometry, boxMesh.material, 0, 0, null);
      } else if (background && background.isTexture) {
        if (planeMesh === void 0) {
          planeMesh = new Mesh(
            new PlaneBufferGeometry(2, 2),
            new ShaderMaterial({
              type: "BackgroundMaterial",
              uniforms: cloneUniforms(ShaderLib.background.uniforms),
              vertexShader: ShaderLib.background.vertexShader,
              fragmentShader: ShaderLib.background.fragmentShader,
              side: FrontSide,
              depthTest: false,
              depthWrite: false,
              fog: false
            })
          );
          planeMesh.geometry.deleteAttribute("normal");
          Object.defineProperty(planeMesh.material, "map", {
            get: function() {
              return this.uniforms.t2D.value;
            }
          });
          objects.update(planeMesh);
        }
        planeMesh.material.uniforms.t2D.value = background;
        if (background.matrixAutoUpdate === true) {
          background.updateMatrix();
        }
        planeMesh.material.uniforms.uvTransform.value.copy(background.matrix);
        if (currentBackground !== background || currentBackgroundVersion !== background.version || currentTonemapping !== renderer.toneMapping) {
          planeMesh.material.needsUpdate = true;
          currentBackground = background;
          currentBackgroundVersion = background.version;
          currentTonemapping = renderer.toneMapping;
        }
        renderList.unshift(planeMesh, planeMesh.geometry, planeMesh.material, 0, 0, null);
      }
    }
    function setClear(color, alpha) {
      state.buffers.color.setClear(color.r, color.g, color.b, alpha, premultipliedAlpha);
    }
    return {
      getClearColor: function() {
        return clearColor;
      },
      setClearColor: function(color, alpha) {
        clearColor.set(color);
        clearAlpha = alpha !== void 0 ? alpha : 1;
        setClear(clearColor, clearAlpha);
      },
      getClearAlpha: function() {
        return clearAlpha;
      },
      setClearAlpha: function(alpha) {
        clearAlpha = alpha;
        setClear(clearColor, clearAlpha);
      },
      render
    };
  }
  function WebGLBufferRenderer(gl, extensions, info, capabilities) {
    var isWebGL2 = capabilities.isWebGL2;
    var mode;
    function setMode(value) {
      mode = value;
    }
    function render(start, count) {
      gl.drawArrays(mode, start, count);
      info.update(count, mode);
    }
    function renderInstances(geometry, start, count, primcount) {
      if (primcount === 0)
        return;
      var extension, methodName;
      if (isWebGL2) {
        extension = gl;
        methodName = "drawArraysInstanced";
      } else {
        extension = extensions.get("ANGLE_instanced_arrays");
        methodName = "drawArraysInstancedANGLE";
        if (extension === null) {
          console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");
          return;
        }
      }
      extension[methodName](mode, start, count, primcount);
      info.update(count, mode, primcount);
    }
    this.setMode = setMode;
    this.render = render;
    this.renderInstances = renderInstances;
  }
  function WebGLCapabilities(gl, extensions, parameters) {
    var maxAnisotropy;
    function getMaxAnisotropy() {
      if (maxAnisotropy !== void 0)
        return maxAnisotropy;
      var extension = extensions.get("EXT_texture_filter_anisotropic");
      if (extension !== null) {
        maxAnisotropy = gl.getParameter(extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT);
      } else {
        maxAnisotropy = 0;
      }
      return maxAnisotropy;
    }
    function getMaxPrecision(precision2) {
      if (precision2 === "highp") {
        if (gl.getShaderPrecisionFormat(35633, 36338).precision > 0 && gl.getShaderPrecisionFormat(35632, 36338).precision > 0) {
          return "highp";
        }
        precision2 = "mediump";
      }
      if (precision2 === "mediump") {
        if (gl.getShaderPrecisionFormat(35633, 36337).precision > 0 && gl.getShaderPrecisionFormat(35632, 36337).precision > 0) {
          return "mediump";
        }
      }
      return "lowp";
    }
    var isWebGL2 = typeof WebGL2RenderingContext !== "undefined" && gl instanceof WebGL2RenderingContext || typeof WebGL2ComputeRenderingContext !== "undefined" && gl instanceof WebGL2ComputeRenderingContext;
    var precision = parameters.precision !== void 0 ? parameters.precision : "highp";
    var maxPrecision = getMaxPrecision(precision);
    if (maxPrecision !== precision) {
      console.warn("THREE.WebGLRenderer:", precision, "not supported, using", maxPrecision, "instead.");
      precision = maxPrecision;
    }
    var logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true;
    var maxTextures = gl.getParameter(34930);
    var maxVertexTextures = gl.getParameter(35660);
    var maxTextureSize = gl.getParameter(3379);
    var maxCubemapSize = gl.getParameter(34076);
    var maxAttributes = gl.getParameter(34921);
    var maxVertexUniforms = gl.getParameter(36347);
    var maxVaryings = gl.getParameter(36348);
    var maxFragmentUniforms = gl.getParameter(36349);
    var vertexTextures = maxVertexTextures > 0;
    var floatFragmentTextures = isWebGL2 || !!extensions.get("OES_texture_float");
    var floatVertexTextures = vertexTextures && floatFragmentTextures;
    var maxSamples = isWebGL2 ? gl.getParameter(36183) : 0;
    return {
      isWebGL2,
      getMaxAnisotropy,
      getMaxPrecision,
      precision,
      logarithmicDepthBuffer,
      maxTextures,
      maxVertexTextures,
      maxTextureSize,
      maxCubemapSize,
      maxAttributes,
      maxVertexUniforms,
      maxVaryings,
      maxFragmentUniforms,
      vertexTextures,
      floatFragmentTextures,
      floatVertexTextures,
      maxSamples
    };
  }
  function WebGLClipping() {
    var scope = this, globalState = null, numGlobalPlanes = 0, localClippingEnabled = false, renderingShadows = false, plane = new Plane(), viewNormalMatrix = new Matrix3(), uniform = { value: null, needsUpdate: false };
    this.uniform = uniform;
    this.numPlanes = 0;
    this.numIntersection = 0;
    this.init = function(planes, enableLocalClipping, camera) {
      var enabled = planes.length !== 0 || enableLocalClipping || // enable state of previous frame - the clipping code has to
      // run another frame in order to reset the state:
      numGlobalPlanes !== 0 || localClippingEnabled;
      localClippingEnabled = enableLocalClipping;
      globalState = projectPlanes(planes, camera, 0);
      numGlobalPlanes = planes.length;
      return enabled;
    };
    this.beginShadows = function() {
      renderingShadows = true;
      projectPlanes(null);
    };
    this.endShadows = function() {
      renderingShadows = false;
      resetGlobalState();
    };
    this.setState = function(planes, clipIntersection, clipShadows, camera, cache, fromCache) {
      if (!localClippingEnabled || planes === null || planes.length === 0 || renderingShadows && !clipShadows) {
        if (renderingShadows) {
          projectPlanes(null);
        } else {
          resetGlobalState();
        }
      } else {
        var nGlobal = renderingShadows ? 0 : numGlobalPlanes, lGlobal = nGlobal * 4, dstArray = cache.clippingState || null;
        uniform.value = dstArray;
        dstArray = projectPlanes(planes, camera, lGlobal, fromCache);
        for (var i2 = 0; i2 !== lGlobal; ++i2) {
          dstArray[i2] = globalState[i2];
        }
        cache.clippingState = dstArray;
        this.numIntersection = clipIntersection ? this.numPlanes : 0;
        this.numPlanes += nGlobal;
      }
    };
    function resetGlobalState() {
      if (uniform.value !== globalState) {
        uniform.value = globalState;
        uniform.needsUpdate = numGlobalPlanes > 0;
      }
      scope.numPlanes = numGlobalPlanes;
      scope.numIntersection = 0;
    }
    function projectPlanes(planes, camera, dstOffset, skipTransform) {
      var nPlanes = planes !== null ? planes.length : 0, dstArray = null;
      if (nPlanes !== 0) {
        dstArray = uniform.value;
        if (skipTransform !== true || dstArray === null) {
          var flatSize = dstOffset + nPlanes * 4, viewMatrix = camera.matrixWorldInverse;
          viewNormalMatrix.getNormalMatrix(viewMatrix);
          if (dstArray === null || dstArray.length < flatSize) {
            dstArray = new Float32Array(flatSize);
          }
          for (var i2 = 0, i4 = dstOffset; i2 !== nPlanes; ++i2, i4 += 4) {
            plane.copy(planes[i2]).applyMatrix4(viewMatrix, viewNormalMatrix);
            plane.normal.toArray(dstArray, i4);
            dstArray[i4 + 3] = plane.constant;
          }
        }
        uniform.value = dstArray;
        uniform.needsUpdate = true;
      }
      scope.numPlanes = nPlanes;
      return dstArray;
    }
  }
  function WebGLExtensions(gl) {
    var extensions = {};
    return {
      get: function(name) {
        if (extensions[name] !== void 0) {
          return extensions[name];
        }
        var extension;
        switch (name) {
          case "WEBGL_depth_texture":
            extension = gl.getExtension("WEBGL_depth_texture") || gl.getExtension("MOZ_WEBGL_depth_texture") || gl.getExtension("WEBKIT_WEBGL_depth_texture");
            break;
          case "EXT_texture_filter_anisotropic":
            extension = gl.getExtension("EXT_texture_filter_anisotropic") || gl.getExtension("MOZ_EXT_texture_filter_anisotropic") || gl.getExtension("WEBKIT_EXT_texture_filter_anisotropic");
            break;
          case "WEBGL_compressed_texture_s3tc":
            extension = gl.getExtension("WEBGL_compressed_texture_s3tc") || gl.getExtension("MOZ_WEBGL_compressed_texture_s3tc") || gl.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");
            break;
          case "WEBGL_compressed_texture_pvrtc":
            extension = gl.getExtension("WEBGL_compressed_texture_pvrtc") || gl.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");
            break;
          default:
            extension = gl.getExtension(name);
        }
        if (extension === null) {
          console.warn("THREE.WebGLRenderer: " + name + " extension not supported.");
        }
        extensions[name] = extension;
        return extension;
      }
    };
  }
  function WebGLGeometries(gl, attributes, info) {
    var geometries = /* @__PURE__ */ new WeakMap();
    var wireframeAttributes = /* @__PURE__ */ new WeakMap();
    function onGeometryDispose(event) {
      var geometry = event.target;
      var buffergeometry = geometries.get(geometry);
      if (buffergeometry.index !== null) {
        attributes.remove(buffergeometry.index);
      }
      for (var name in buffergeometry.attributes) {
        attributes.remove(buffergeometry.attributes[name]);
      }
      geometry.removeEventListener("dispose", onGeometryDispose);
      geometries.delete(geometry);
      var attribute = wireframeAttributes.get(buffergeometry);
      if (attribute) {
        attributes.remove(attribute);
        wireframeAttributes.delete(buffergeometry);
      }
      info.memory.geometries--;
    }
    function get(object, geometry) {
      var buffergeometry = geometries.get(geometry);
      if (buffergeometry)
        return buffergeometry;
      geometry.addEventListener("dispose", onGeometryDispose);
      if (geometry.isBufferGeometry) {
        buffergeometry = geometry;
      } else if (geometry.isGeometry) {
        if (geometry._bufferGeometry === void 0) {
          geometry._bufferGeometry = new BufferGeometry().setFromObject(object);
        }
        buffergeometry = geometry._bufferGeometry;
      }
      geometries.set(geometry, buffergeometry);
      info.memory.geometries++;
      return buffergeometry;
    }
    function update(geometry) {
      var index = geometry.index;
      var geometryAttributes = geometry.attributes;
      if (index !== null) {
        attributes.update(index, 34963);
      }
      for (var name in geometryAttributes) {
        attributes.update(geometryAttributes[name], 34962);
      }
      var morphAttributes = geometry.morphAttributes;
      for (var name in morphAttributes) {
        var array = morphAttributes[name];
        for (var i2 = 0, l = array.length; i2 < l; i2++) {
          attributes.update(array[i2], 34962);
        }
      }
    }
    function updateWireframeAttribute(geometry) {
      var indices = [];
      var geometryIndex = geometry.index;
      var geometryPosition = geometry.attributes.position;
      var version = 0;
      if (geometryIndex !== null) {
        var array = geometryIndex.array;
        version = geometryIndex.version;
        for (var i2 = 0, l = array.length; i2 < l; i2 += 3) {
          var a = array[i2 + 0];
          var b = array[i2 + 1];
          var c = array[i2 + 2];
          indices.push(a, b, b, c, c, a);
        }
      } else {
        var array = geometryPosition.array;
        version = geometryPosition.version;
        for (var i2 = 0, l = array.length / 3 - 1; i2 < l; i2 += 3) {
          var a = i2 + 0;
          var b = i2 + 1;
          var c = i2 + 2;
          indices.push(a, b, b, c, c, a);
        }
      }
      var attribute = new (arrayMax(indices) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute)(indices, 1);
      attribute.version = version;
      attributes.update(attribute, 34963);
      var previousAttribute = wireframeAttributes.get(geometry);
      if (previousAttribute)
        attributes.remove(previousAttribute);
      wireframeAttributes.set(geometry, attribute);
    }
    function getWireframeAttribute(geometry) {
      var currentAttribute = wireframeAttributes.get(geometry);
      if (currentAttribute) {
        var geometryIndex = geometry.index;
        if (geometryIndex !== null) {
          if (currentAttribute.version < geometryIndex.version) {
            updateWireframeAttribute(geometry);
          }
        }
      } else {
        updateWireframeAttribute(geometry);
      }
      return wireframeAttributes.get(geometry);
    }
    return {
      get,
      update,
      getWireframeAttribute
    };
  }
  function WebGLIndexedBufferRenderer(gl, extensions, info, capabilities) {
    var isWebGL2 = capabilities.isWebGL2;
    var mode;
    function setMode(value) {
      mode = value;
    }
    var type, bytesPerElement;
    function setIndex(value) {
      type = value.type;
      bytesPerElement = value.bytesPerElement;
    }
    function render(start, count) {
      gl.drawElements(mode, count, type, start * bytesPerElement);
      info.update(count, mode);
    }
    function renderInstances(geometry, start, count, primcount) {
      if (primcount === 0)
        return;
      var extension, methodName;
      if (isWebGL2) {
        extension = gl;
        methodName = "drawElementsInstanced";
      } else {
        extension = extensions.get("ANGLE_instanced_arrays");
        methodName = "drawElementsInstancedANGLE";
        if (extension === null) {
          console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");
          return;
        }
      }
      extension[methodName](mode, count, type, start * bytesPerElement, primcount);
      info.update(count, mode, primcount);
    }
    this.setMode = setMode;
    this.setIndex = setIndex;
    this.render = render;
    this.renderInstances = renderInstances;
  }
  function WebGLInfo(gl) {
    var memory = {
      geometries: 0,
      textures: 0
    };
    var render = {
      frame: 0,
      calls: 0,
      triangles: 0,
      points: 0,
      lines: 0
    };
    function update(count, mode, instanceCount) {
      instanceCount = instanceCount || 1;
      render.calls++;
      switch (mode) {
        case 4:
          render.triangles += instanceCount * (count / 3);
          break;
        case 1:
          render.lines += instanceCount * (count / 2);
          break;
        case 3:
          render.lines += instanceCount * (count - 1);
          break;
        case 2:
          render.lines += instanceCount * count;
          break;
        case 0:
          render.points += instanceCount * count;
          break;
        default:
          console.error("THREE.WebGLInfo: Unknown draw mode:", mode);
          break;
      }
    }
    function reset() {
      render.frame++;
      render.calls = 0;
      render.triangles = 0;
      render.points = 0;
      render.lines = 0;
    }
    return {
      memory,
      render,
      programs: null,
      autoReset: true,
      reset,
      update
    };
  }
  function absNumericalSort(a, b) {
    return Math.abs(b[1]) - Math.abs(a[1]);
  }
  function WebGLMorphtargets(gl) {
    var influencesList = {};
    var morphInfluences = new Float32Array(8);
    function update(object, geometry, material, program) {
      var objectInfluences = object.morphTargetInfluences;
      var length = objectInfluences === void 0 ? 0 : objectInfluences.length;
      var influences = influencesList[geometry.id];
      if (influences === void 0) {
        influences = [];
        for (var i2 = 0; i2 < length; i2++) {
          influences[i2] = [i2, 0];
        }
        influencesList[geometry.id] = influences;
      }
      var morphTargets = material.morphTargets && geometry.morphAttributes.position;
      var morphNormals = material.morphNormals && geometry.morphAttributes.normal;
      for (var i2 = 0; i2 < length; i2++) {
        var influence = influences[i2];
        if (influence[1] !== 0) {
          if (morphTargets)
            geometry.deleteAttribute("morphTarget" + i2);
          if (morphNormals)
            geometry.deleteAttribute("morphNormal" + i2);
        }
      }
      for (var i2 = 0; i2 < length; i2++) {
        var influence = influences[i2];
        influence[0] = i2;
        influence[1] = objectInfluences[i2];
      }
      influences.sort(absNumericalSort);
      var morphInfluencesSum = 0;
      for (var i2 = 0; i2 < 8; i2++) {
        var influence = influences[i2];
        if (influence) {
          var index = influence[0];
          var value = influence[1];
          if (value) {
            if (morphTargets)
              geometry.setAttribute("morphTarget" + i2, morphTargets[index]);
            if (morphNormals)
              geometry.setAttribute("morphNormal" + i2, morphNormals[index]);
            morphInfluences[i2] = value;
            morphInfluencesSum += value;
            continue;
          }
        }
        morphInfluences[i2] = 0;
      }
      var morphBaseInfluence = geometry.morphTargetsRelative ? 1 : 1 - morphInfluencesSum;
      program.getUniforms().setValue(gl, "morphTargetBaseInfluence", morphBaseInfluence);
      program.getUniforms().setValue(gl, "morphTargetInfluences", morphInfluences);
    }
    return {
      update
    };
  }
  function WebGLObjects(gl, geometries, attributes, info) {
    var updateList = {};
    function update(object) {
      var frame = info.render.frame;
      var geometry = object.geometry;
      var buffergeometry = geometries.get(object, geometry);
      if (updateList[buffergeometry.id] !== frame) {
        if (geometry.isGeometry) {
          buffergeometry.updateFromObject(object);
        }
        geometries.update(buffergeometry);
        updateList[buffergeometry.id] = frame;
      }
      if (object.isInstancedMesh) {
        attributes.update(object.instanceMatrix, 34962);
      }
      return buffergeometry;
    }
    function dispose() {
      updateList = {};
    }
    return {
      update,
      dispose
    };
  }
  function CubeTexture(images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding) {
    images = images !== void 0 ? images : [];
    mapping = mapping !== void 0 ? mapping : CubeReflectionMapping;
    format = format !== void 0 ? format : RGBFormat;
    Texture.call(this, images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding);
    this.flipY = false;
  }
  CubeTexture.prototype = Object.create(Texture.prototype);
  CubeTexture.prototype.constructor = CubeTexture;
  CubeTexture.prototype.isCubeTexture = true;
  Object.defineProperty(CubeTexture.prototype, "images", {
    get: function() {
      return this.image;
    },
    set: function(value) {
      this.image = value;
    }
  });
  function DataTexture2DArray(data, width, height, depth) {
    Texture.call(this, null);
    this.image = { data: data || null, width: width || 1, height: height || 1, depth: depth || 1 };
    this.magFilter = NearestFilter;
    this.minFilter = NearestFilter;
    this.wrapR = ClampToEdgeWrapping;
    this.generateMipmaps = false;
    this.flipY = false;
    this.needsUpdate = true;
  }
  DataTexture2DArray.prototype = Object.create(Texture.prototype);
  DataTexture2DArray.prototype.constructor = DataTexture2DArray;
  DataTexture2DArray.prototype.isDataTexture2DArray = true;
  function DataTexture3D(data, width, height, depth) {
    Texture.call(this, null);
    this.image = { data: data || null, width: width || 1, height: height || 1, depth: depth || 1 };
    this.magFilter = NearestFilter;
    this.minFilter = NearestFilter;
    this.wrapR = ClampToEdgeWrapping;
    this.generateMipmaps = false;
    this.flipY = false;
    this.needsUpdate = true;
  }
  DataTexture3D.prototype = Object.create(Texture.prototype);
  DataTexture3D.prototype.constructor = DataTexture3D;
  DataTexture3D.prototype.isDataTexture3D = true;
  var emptyTexture = new Texture();
  var emptyTexture2dArray = new DataTexture2DArray();
  var emptyTexture3d = new DataTexture3D();
  var emptyCubeTexture = new CubeTexture();
  var arrayCacheF32 = [];
  var arrayCacheI32 = [];
  var mat4array = new Float32Array(16);
  var mat3array = new Float32Array(9);
  var mat2array = new Float32Array(4);
  function flatten(array, nBlocks, blockSize) {
    var firstElem = array[0];
    if (firstElem <= 0 || firstElem > 0)
      return array;
    var n = nBlocks * blockSize, r = arrayCacheF32[n];
    if (r === void 0) {
      r = new Float32Array(n);
      arrayCacheF32[n] = r;
    }
    if (nBlocks !== 0) {
      firstElem.toArray(r, 0);
      for (var i2 = 1, offset = 0; i2 !== nBlocks; ++i2) {
        offset += blockSize;
        array[i2].toArray(r, offset);
      }
    }
    return r;
  }
  function arraysEqual(a, b) {
    if (a.length !== b.length)
      return false;
    for (var i2 = 0, l = a.length; i2 < l; i2++) {
      if (a[i2] !== b[i2])
        return false;
    }
    return true;
  }
  function copyArray(a, b) {
    for (var i2 = 0, l = b.length; i2 < l; i2++) {
      a[i2] = b[i2];
    }
  }
  function allocTexUnits(textures, n) {
    var r = arrayCacheI32[n];
    if (r === void 0) {
      r = new Int32Array(n);
      arrayCacheI32[n] = r;
    }
    for (var i2 = 0; i2 !== n; ++i2)
      r[i2] = textures.allocateTextureUnit();
    return r;
  }
  function setValueV1f(gl, v) {
    var cache = this.cache;
    if (cache[0] === v)
      return;
    gl.uniform1f(this.addr, v);
    cache[0] = v;
  }
  function setValueV2f(gl, v) {
    var cache = this.cache;
    if (v.x !== void 0) {
      if (cache[0] !== v.x || cache[1] !== v.y) {
        gl.uniform2f(this.addr, v.x, v.y);
        cache[0] = v.x;
        cache[1] = v.y;
      }
    } else {
      if (arraysEqual(cache, v))
        return;
      gl.uniform2fv(this.addr, v);
      copyArray(cache, v);
    }
  }
  function setValueV3f(gl, v) {
    var cache = this.cache;
    if (v.x !== void 0) {
      if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z) {
        gl.uniform3f(this.addr, v.x, v.y, v.z);
        cache[0] = v.x;
        cache[1] = v.y;
        cache[2] = v.z;
      }
    } else if (v.r !== void 0) {
      if (cache[0] !== v.r || cache[1] !== v.g || cache[2] !== v.b) {
        gl.uniform3f(this.addr, v.r, v.g, v.b);
        cache[0] = v.r;
        cache[1] = v.g;
        cache[2] = v.b;
      }
    } else {
      if (arraysEqual(cache, v))
        return;
      gl.uniform3fv(this.addr, v);
      copyArray(cache, v);
    }
  }
  function setValueV4f(gl, v) {
    var cache = this.cache;
    if (v.x !== void 0) {
      if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z || cache[3] !== v.w) {
        gl.uniform4f(this.addr, v.x, v.y, v.z, v.w);
        cache[0] = v.x;
        cache[1] = v.y;
        cache[2] = v.z;
        cache[3] = v.w;
      }
    } else {
      if (arraysEqual(cache, v))
        return;
      gl.uniform4fv(this.addr, v);
      copyArray(cache, v);
    }
  }
  function setValueM2(gl, v) {
    var cache = this.cache;
    var elements = v.elements;
    if (elements === void 0) {
      if (arraysEqual(cache, v))
        return;
      gl.uniformMatrix2fv(this.addr, false, v);
      copyArray(cache, v);
    } else {
      if (arraysEqual(cache, elements))
        return;
      mat2array.set(elements);
      gl.uniformMatrix2fv(this.addr, false, mat2array);
      copyArray(cache, elements);
    }
  }
  function setValueM3(gl, v) {
    var cache = this.cache;
    var elements = v.elements;
    if (elements === void 0) {
      if (arraysEqual(cache, v))
        return;
      gl.uniformMatrix3fv(this.addr, false, v);
      copyArray(cache, v);
    } else {
      if (arraysEqual(cache, elements))
        return;
      mat3array.set(elements);
      gl.uniformMatrix3fv(this.addr, false, mat3array);
      copyArray(cache, elements);
    }
  }
  function setValueM4(gl, v) {
    var cache = this.cache;
    var elements = v.elements;
    if (elements === void 0) {
      if (arraysEqual(cache, v))
        return;
      gl.uniformMatrix4fv(this.addr, false, v);
      copyArray(cache, v);
    } else {
      if (arraysEqual(cache, elements))
        return;
      mat4array.set(elements);
      gl.uniformMatrix4fv(this.addr, false, mat4array);
      copyArray(cache, elements);
    }
  }
  function setValueT1(gl, v, textures) {
    var cache = this.cache;
    var unit = textures.allocateTextureUnit();
    if (cache[0] !== unit) {
      gl.uniform1i(this.addr, unit);
      cache[0] = unit;
    }
    textures.safeSetTexture2D(v || emptyTexture, unit);
  }
  function setValueT2DArray1(gl, v, textures) {
    var cache = this.cache;
    var unit = textures.allocateTextureUnit();
    if (cache[0] !== unit) {
      gl.uniform1i(this.addr, unit);
      cache[0] = unit;
    }
    textures.setTexture2DArray(v || emptyTexture2dArray, unit);
  }
  function setValueT3D1(gl, v, textures) {
    var cache = this.cache;
    var unit = textures.allocateTextureUnit();
    if (cache[0] !== unit) {
      gl.uniform1i(this.addr, unit);
      cache[0] = unit;
    }
    textures.setTexture3D(v || emptyTexture3d, unit);
  }
  function setValueT6(gl, v, textures) {
    var cache = this.cache;
    var unit = textures.allocateTextureUnit();
    if (cache[0] !== unit) {
      gl.uniform1i(this.addr, unit);
      cache[0] = unit;
    }
    textures.safeSetTextureCube(v || emptyCubeTexture, unit);
  }
  function setValueV1i(gl, v) {
    var cache = this.cache;
    if (cache[0] === v)
      return;
    gl.uniform1i(this.addr, v);
    cache[0] = v;
  }
  function setValueV2i(gl, v) {
    var cache = this.cache;
    if (arraysEqual(cache, v))
      return;
    gl.uniform2iv(this.addr, v);
    copyArray(cache, v);
  }
  function setValueV3i(gl, v) {
    var cache = this.cache;
    if (arraysEqual(cache, v))
      return;
    gl.uniform3iv(this.addr, v);
    copyArray(cache, v);
  }
  function setValueV4i(gl, v) {
    var cache = this.cache;
    if (arraysEqual(cache, v))
      return;
    gl.uniform4iv(this.addr, v);
    copyArray(cache, v);
  }
  function setValueV1ui(gl, v) {
    var cache = this.cache;
    if (cache[0] === v)
      return;
    gl.uniform1ui(this.addr, v);
    cache[0] = v;
  }
  function getSingularSetter(type) {
    switch (type) {
      case 5126:
        return setValueV1f;
      case 35664:
        return setValueV2f;
      case 35665:
        return setValueV3f;
      case 35666:
        return setValueV4f;
      case 35674:
        return setValueM2;
      case 35675:
        return setValueM3;
      case 35676:
        return setValueM4;
      case 5124:
      case 35670:
        return setValueV1i;
      case 35667:
      case 35671:
        return setValueV2i;
      case 35668:
      case 35672:
        return setValueV3i;
      case 35669:
      case 35673:
        return setValueV4i;
      case 5125:
        return setValueV1ui;
      case 35678:
      case 36198:
      case 36298:
      case 36306:
      case 35682:
        return setValueT1;
      case 35679:
      case 36299:
      case 36307:
        return setValueT3D1;
      case 35680:
      case 36300:
      case 36308:
      case 36293:
        return setValueT6;
      case 36289:
      case 36303:
      case 36311:
      case 36292:
        return setValueT2DArray1;
    }
  }
  function setValueV1fArray(gl, v) {
    gl.uniform1fv(this.addr, v);
  }
  function setValueV1iArray(gl, v) {
    gl.uniform1iv(this.addr, v);
  }
  function setValueV2iArray(gl, v) {
    gl.uniform2iv(this.addr, v);
  }
  function setValueV3iArray(gl, v) {
    gl.uniform3iv(this.addr, v);
  }
  function setValueV4iArray(gl, v) {
    gl.uniform4iv(this.addr, v);
  }
  function setValueV2fArray(gl, v) {
    var data = flatten(v, this.size, 2);
    gl.uniform2fv(this.addr, data);
  }
  function setValueV3fArray(gl, v) {
    var data = flatten(v, this.size, 3);
    gl.uniform3fv(this.addr, data);
  }
  function setValueV4fArray(gl, v) {
    var data = flatten(v, this.size, 4);
    gl.uniform4fv(this.addr, data);
  }
  function setValueM2Array(gl, v) {
    var data = flatten(v, this.size, 4);
    gl.uniformMatrix2fv(this.addr, false, data);
  }
  function setValueM3Array(gl, v) {
    var data = flatten(v, this.size, 9);
    gl.uniformMatrix3fv(this.addr, false, data);
  }
  function setValueM4Array(gl, v) {
    var data = flatten(v, this.size, 16);
    gl.uniformMatrix4fv(this.addr, false, data);
  }
  function setValueT1Array(gl, v, textures) {
    var n = v.length;
    var units = allocTexUnits(textures, n);
    gl.uniform1iv(this.addr, units);
    for (var i2 = 0; i2 !== n; ++i2) {
      textures.safeSetTexture2D(v[i2] || emptyTexture, units[i2]);
    }
  }
  function setValueT6Array(gl, v, textures) {
    var n = v.length;
    var units = allocTexUnits(textures, n);
    gl.uniform1iv(this.addr, units);
    for (var i2 = 0; i2 !== n; ++i2) {
      textures.safeSetTextureCube(v[i2] || emptyCubeTexture, units[i2]);
    }
  }
  function getPureArraySetter(type) {
    switch (type) {
      case 5126:
        return setValueV1fArray;
      case 35664:
        return setValueV2fArray;
      case 35665:
        return setValueV3fArray;
      case 35666:
        return setValueV4fArray;
      case 35674:
        return setValueM2Array;
      case 35675:
        return setValueM3Array;
      case 35676:
        return setValueM4Array;
      case 5124:
      case 35670:
        return setValueV1iArray;
      case 35667:
      case 35671:
        return setValueV2iArray;
      case 35668:
      case 35672:
        return setValueV3iArray;
      case 35669:
      case 35673:
        return setValueV4iArray;
      case 35678:
      case 36198:
      case 36298:
      case 36306:
      case 35682:
        return setValueT1Array;
      case 35680:
      case 36300:
      case 36308:
      case 36293:
        return setValueT6Array;
    }
  }
  function SingleUniform(id, activeInfo, addr) {
    this.id = id;
    this.addr = addr;
    this.cache = [];
    this.setValue = getSingularSetter(activeInfo.type);
  }
  function PureArrayUniform(id, activeInfo, addr) {
    this.id = id;
    this.addr = addr;
    this.cache = [];
    this.size = activeInfo.size;
    this.setValue = getPureArraySetter(activeInfo.type);
  }
  PureArrayUniform.prototype.updateCache = function(data) {
    var cache = this.cache;
    if (data instanceof Float32Array && cache.length !== data.length) {
      this.cache = new Float32Array(data.length);
    }
    copyArray(cache, data);
  };
  function StructuredUniform(id) {
    this.id = id;
    this.seq = [];
    this.map = {};
  }
  StructuredUniform.prototype.setValue = function(gl, value, textures) {
    var seq = this.seq;
    for (var i2 = 0, n = seq.length; i2 !== n; ++i2) {
      var u = seq[i2];
      u.setValue(gl, value[u.id], textures);
    }
  };
  var RePathPart = /([\w\d_]+)(\])?(\[|\.)?/g;
  function addUniform(container, uniformObject) {
    container.seq.push(uniformObject);
    container.map[uniformObject.id] = uniformObject;
  }
  function parseUniform(activeInfo, addr, container) {
    var path = activeInfo.name, pathLength = path.length;
    RePathPart.lastIndex = 0;
    while (true) {
      var match = RePathPart.exec(path), matchEnd = RePathPart.lastIndex, id = match[1], idIsIndex = match[2] === "]", subscript = match[3];
      if (idIsIndex)
        id = id | 0;
      if (subscript === void 0 || subscript === "[" && matchEnd + 2 === pathLength) {
        addUniform(container, subscript === void 0 ? new SingleUniform(id, activeInfo, addr) : new PureArrayUniform(id, activeInfo, addr));
        break;
      } else {
        var map2 = container.map, next = map2[id];
        if (next === void 0) {
          next = new StructuredUniform(id);
          addUniform(container, next);
        }
        container = next;
      }
    }
  }
  function WebGLUniforms(gl, program) {
    this.seq = [];
    this.map = {};
    var n = gl.getProgramParameter(program, 35718);
    for (var i2 = 0; i2 < n; ++i2) {
      var info = gl.getActiveUniform(program, i2), addr = gl.getUniformLocation(program, info.name);
      parseUniform(info, addr, this);
    }
  }
  WebGLUniforms.prototype.setValue = function(gl, name, value, textures) {
    var u = this.map[name];
    if (u !== void 0)
      u.setValue(gl, value, textures);
  };
  WebGLUniforms.prototype.setOptional = function(gl, object, name) {
    var v = object[name];
    if (v !== void 0)
      this.setValue(gl, name, v);
  };
  WebGLUniforms.upload = function(gl, seq, values, textures) {
    for (var i2 = 0, n = seq.length; i2 !== n; ++i2) {
      var u = seq[i2], v = values[u.id];
      if (v.needsUpdate !== false) {
        u.setValue(gl, v.value, textures);
      }
    }
  };
  WebGLUniforms.seqWithValue = function(seq, values) {
    var r = [];
    for (var i2 = 0, n = seq.length; i2 !== n; ++i2) {
      var u = seq[i2];
      if (u.id in values)
        r.push(u);
    }
    return r;
  };
  function WebGLShader(gl, type, string) {
    var shader = gl.createShader(type);
    gl.shaderSource(shader, string);
    gl.compileShader(shader);
    return shader;
  }
  var programIdCount = 0;
  function addLineNumbers(string) {
    var lines = string.split("\n");
    for (var i2 = 0; i2 < lines.length; i2++) {
      lines[i2] = i2 + 1 + ": " + lines[i2];
    }
    return lines.join("\n");
  }
  function getEncodingComponents(encoding) {
    switch (encoding) {
      case LinearEncoding:
        return ["Linear", "( value )"];
      case sRGBEncoding:
        return ["sRGB", "( value )"];
      case RGBEEncoding:
        return ["RGBE", "( value )"];
      case RGBM7Encoding:
        return ["RGBM", "( value, 7.0 )"];
      case RGBM16Encoding:
        return ["RGBM", "( value, 16.0 )"];
      case RGBDEncoding:
        return ["RGBD", "( value, 256.0 )"];
      case GammaEncoding:
        return ["Gamma", "( value, float( GAMMA_FACTOR ) )"];
      case LogLuvEncoding:
        return ["LogLuv", "( value )"];
      default:
        throw new Error("unsupported encoding: " + encoding);
    }
  }
  function getShaderErrors(gl, shader, type) {
    var status = gl.getShaderParameter(shader, 35713);
    var log = gl.getShaderInfoLog(shader).trim();
    if (status && log === "")
      return "";
    var source = gl.getShaderSource(shader);
    return "THREE.WebGLShader: gl.getShaderInfoLog() " + type + "\n" + log + addLineNumbers(source);
  }
  function getTexelDecodingFunction(functionName, encoding) {
    var components = getEncodingComponents(encoding);
    return "vec4 " + functionName + "( vec4 value ) { return " + components[0] + "ToLinear" + components[1] + "; }";
  }
  function getTexelEncodingFunction(functionName, encoding) {
    var components = getEncodingComponents(encoding);
    return "vec4 " + functionName + "( vec4 value ) { return LinearTo" + components[0] + components[1] + "; }";
  }
  function getToneMappingFunction(functionName, toneMapping) {
    var toneMappingName;
    switch (toneMapping) {
      case LinearToneMapping:
        toneMappingName = "Linear";
        break;
      case ReinhardToneMapping:
        toneMappingName = "Reinhard";
        break;
      case Uncharted2ToneMapping:
        toneMappingName = "Uncharted2";
        break;
      case CineonToneMapping:
        toneMappingName = "OptimizedCineon";
        break;
      case ACESFilmicToneMapping:
        toneMappingName = "ACESFilmic";
        break;
      default:
        throw new Error("unsupported toneMapping: " + toneMapping);
    }
    return "vec3 " + functionName + "( vec3 color ) { return " + toneMappingName + "ToneMapping( color ); }";
  }
  function generateExtensions(parameters) {
    var chunks = [
      parameters.extensionDerivatives || parameters.envMapCubeUV || parameters.bumpMap || parameters.tangentSpaceNormalMap || parameters.clearcoatNormalMap || parameters.flatShading || parameters.shaderID === "physical" ? "#extension GL_OES_standard_derivatives : enable" : "",
      (parameters.extensionFragDepth || parameters.logarithmicDepthBuffer) && parameters.rendererExtensionFragDepth ? "#extension GL_EXT_frag_depth : enable" : "",
      parameters.extensionDrawBuffers && parameters.rendererExtensionDrawBuffers ? "#extension GL_EXT_draw_buffers : require" : "",
      (parameters.extensionShaderTextureLOD || parameters.envMap) && parameters.rendererExtensionShaderTextureLod ? "#extension GL_EXT_shader_texture_lod : enable" : ""
    ];
    return chunks.filter(filterEmptyLine).join("\n");
  }
  function generateDefines(defines) {
    var chunks = [];
    for (var name in defines) {
      var value = defines[name];
      if (value === false)
        continue;
      chunks.push("#define " + name + " " + value);
    }
    return chunks.join("\n");
  }
  function fetchAttributeLocations(gl, program) {
    var attributes = {};
    var n = gl.getProgramParameter(program, 35721);
    for (var i2 = 0; i2 < n; i2++) {
      var info = gl.getActiveAttrib(program, i2);
      var name = info.name;
      attributes[name] = gl.getAttribLocation(program, name);
    }
    return attributes;
  }
  function filterEmptyLine(string) {
    return string !== "";
  }
  function replaceLightNums(string, parameters) {
    return string.replace(/NUM_DIR_LIGHTS/g, parameters.numDirLights).replace(/NUM_SPOT_LIGHTS/g, parameters.numSpotLights).replace(/NUM_RECT_AREA_LIGHTS/g, parameters.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g, parameters.numPointLights).replace(/NUM_HEMI_LIGHTS/g, parameters.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g, parameters.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS/g, parameters.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g, parameters.numPointLightShadows);
  }
  function replaceClippingPlaneNums(string, parameters) {
    return string.replace(/NUM_CLIPPING_PLANES/g, parameters.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g, parameters.numClippingPlanes - parameters.numClipIntersection);
  }
  var includePattern = /^[ \t]*#include +<([\w\d./]+)>/gm;
  function resolveIncludes(string) {
    return string.replace(includePattern, includeReplacer);
  }
  function includeReplacer(match, include) {
    var string = ShaderChunk[include];
    if (string === void 0) {
      throw new Error("Can not resolve #include <" + include + ">");
    }
    return resolveIncludes(string);
  }
  var loopPattern = /#pragma unroll_loop[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g;
  function unrollLoops(string) {
    return string.replace(loopPattern, loopReplacer);
  }
  function loopReplacer(match, start, end, snippet) {
    var string = "";
    for (var i2 = parseInt(start); i2 < parseInt(end); i2++) {
      string += snippet.replace(/\[ i \]/g, "[ " + i2 + " ]").replace(/UNROLLED_LOOP_INDEX/g, i2);
    }
    return string;
  }
  function generatePrecision(parameters) {
    var precisionstring = "precision " + parameters.precision + " float;\nprecision " + parameters.precision + " int;";
    if (parameters.precision === "highp") {
      precisionstring += "\n#define HIGH_PRECISION";
    } else if (parameters.precision === "mediump") {
      precisionstring += "\n#define MEDIUM_PRECISION";
    } else if (parameters.precision === "lowp") {
      precisionstring += "\n#define LOW_PRECISION";
    }
    return precisionstring;
  }
  function generateShadowMapTypeDefine(parameters) {
    var shadowMapTypeDefine = "SHADOWMAP_TYPE_BASIC";
    if (parameters.shadowMapType === PCFShadowMap) {
      shadowMapTypeDefine = "SHADOWMAP_TYPE_PCF";
    } else if (parameters.shadowMapType === PCFSoftShadowMap) {
      shadowMapTypeDefine = "SHADOWMAP_TYPE_PCF_SOFT";
    } else if (parameters.shadowMapType === VSMShadowMap) {
      shadowMapTypeDefine = "SHADOWMAP_TYPE_VSM";
    }
    return shadowMapTypeDefine;
  }
  function generateEnvMapTypeDefine(parameters) {
    var envMapTypeDefine = "ENVMAP_TYPE_CUBE";
    if (parameters.envMap) {
      switch (parameters.envMapMode) {
        case CubeReflectionMapping:
        case CubeRefractionMapping:
          envMapTypeDefine = "ENVMAP_TYPE_CUBE";
          break;
        case CubeUVReflectionMapping:
        case CubeUVRefractionMapping:
          envMapTypeDefine = "ENVMAP_TYPE_CUBE_UV";
          break;
        case EquirectangularReflectionMapping:
        case EquirectangularRefractionMapping:
          envMapTypeDefine = "ENVMAP_TYPE_EQUIREC";
          break;
        case SphericalReflectionMapping:
          envMapTypeDefine = "ENVMAP_TYPE_SPHERE";
          break;
      }
    }
    return envMapTypeDefine;
  }
  function generateEnvMapModeDefine(parameters) {
    var envMapModeDefine = "ENVMAP_MODE_REFLECTION";
    if (parameters.envMap) {
      switch (parameters.envMapMode) {
        case CubeRefractionMapping:
        case EquirectangularRefractionMapping:
          envMapModeDefine = "ENVMAP_MODE_REFRACTION";
          break;
      }
    }
    return envMapModeDefine;
  }
  function generateEnvMapBlendingDefine(parameters) {
    var envMapBlendingDefine = "ENVMAP_BLENDING_NONE";
    if (parameters.envMap) {
      switch (parameters.combine) {
        case MultiplyOperation:
          envMapBlendingDefine = "ENVMAP_BLENDING_MULTIPLY";
          break;
        case MixOperation:
          envMapBlendingDefine = "ENVMAP_BLENDING_MIX";
          break;
        case AddOperation:
          envMapBlendingDefine = "ENVMAP_BLENDING_ADD";
          break;
      }
    }
    return envMapBlendingDefine;
  }
  function WebGLProgram(renderer, cacheKey, parameters) {
    var gl = renderer.getContext();
    var defines = parameters.defines;
    var vertexShader = parameters.vertexShader;
    var fragmentShader = parameters.fragmentShader;
    var shadowMapTypeDefine = generateShadowMapTypeDefine(parameters);
    var envMapTypeDefine = generateEnvMapTypeDefine(parameters);
    var envMapModeDefine = generateEnvMapModeDefine(parameters);
    var envMapBlendingDefine = generateEnvMapBlendingDefine(parameters);
    var gammaFactorDefine = renderer.gammaFactor > 0 ? renderer.gammaFactor : 1;
    var customExtensions = parameters.isWebGL2 ? "" : generateExtensions(parameters);
    var customDefines = generateDefines(defines);
    var program = gl.createProgram();
    var prefixVertex, prefixFragment;
    var numMultiviewViews = parameters.numMultiviewViews;
    if (parameters.isRawShaderMaterial) {
      prefixVertex = [
        customDefines
      ].filter(filterEmptyLine).join("\n");
      if (prefixVertex.length > 0) {
        prefixVertex += "\n";
      }
      prefixFragment = [
        customExtensions,
        customDefines
      ].filter(filterEmptyLine).join("\n");
      if (prefixFragment.length > 0) {
        prefixFragment += "\n";
      }
    } else {
      prefixVertex = [
        generatePrecision(parameters),
        "#define SHADER_NAME " + parameters.shaderName,
        customDefines,
        parameters.instancing ? "#define USE_INSTANCING" : "",
        parameters.supportsVertexTextures ? "#define VERTEX_TEXTURES" : "",
        "#define GAMMA_FACTOR " + gammaFactorDefine,
        "#define MAX_BONES " + parameters.maxBones,
        parameters.useFog && parameters.fog ? "#define USE_FOG" : "",
        parameters.useFog && parameters.fogExp2 ? "#define FOG_EXP2" : "",
        parameters.map ? "#define USE_MAP" : "",
        parameters.envMap ? "#define USE_ENVMAP" : "",
        parameters.envMap ? "#define " + envMapModeDefine : "",
        parameters.lightMap ? "#define USE_LIGHTMAP" : "",
        parameters.aoMap ? "#define USE_AOMAP" : "",
        parameters.emissiveMap ? "#define USE_EMISSIVEMAP" : "",
        parameters.bumpMap ? "#define USE_BUMPMAP" : "",
        parameters.normalMap ? "#define USE_NORMALMAP" : "",
        parameters.normalMap && parameters.objectSpaceNormalMap ? "#define OBJECTSPACE_NORMALMAP" : "",
        parameters.normalMap && parameters.tangentSpaceNormalMap ? "#define TANGENTSPACE_NORMALMAP" : "",
        parameters.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "",
        parameters.displacementMap && parameters.supportsVertexTextures ? "#define USE_DISPLACEMENTMAP" : "",
        parameters.specularMap ? "#define USE_SPECULARMAP" : "",
        parameters.roughnessMap ? "#define USE_ROUGHNESSMAP" : "",
        parameters.metalnessMap ? "#define USE_METALNESSMAP" : "",
        parameters.alphaMap ? "#define USE_ALPHAMAP" : "",
        parameters.vertexTangents ? "#define USE_TANGENT" : "",
        parameters.vertexColors ? "#define USE_COLOR" : "",
        parameters.vertexUvs ? "#define USE_UV" : "",
        parameters.uvsVertexOnly ? "#define UVS_VERTEX_ONLY" : "",
        parameters.flatShading ? "#define FLAT_SHADED" : "",
        parameters.skinning ? "#define USE_SKINNING" : "",
        parameters.useVertexTexture ? "#define BONE_TEXTURE" : "",
        parameters.morphTargets ? "#define USE_MORPHTARGETS" : "",
        parameters.morphNormals && parameters.flatShading === false ? "#define USE_MORPHNORMALS" : "",
        parameters.doubleSided ? "#define DOUBLE_SIDED" : "",
        parameters.flipSided ? "#define FLIP_SIDED" : "",
        parameters.shadowMapEnabled ? "#define USE_SHADOWMAP" : "",
        parameters.shadowMapEnabled ? "#define " + shadowMapTypeDefine : "",
        parameters.sizeAttenuation ? "#define USE_SIZEATTENUATION" : "",
        parameters.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "",
        parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ? "#define USE_LOGDEPTHBUF_EXT" : "",
        "uniform mat4 modelMatrix;",
        "uniform mat4 modelViewMatrix;",
        "uniform mat4 projectionMatrix;",
        "uniform mat4 viewMatrix;",
        "uniform mat3 normalMatrix;",
        "uniform vec3 cameraPosition;",
        "uniform bool isOrthographic;",
        "#ifdef USE_INSTANCING",
        " attribute mat4 instanceMatrix;",
        "#endif",
        "attribute vec3 position;",
        "attribute vec3 normal;",
        "attribute vec2 uv;",
        "#ifdef USE_TANGENT",
        "	attribute vec4 tangent;",
        "#endif",
        "#ifdef USE_COLOR",
        "	attribute vec3 color;",
        "#endif",
        "#ifdef USE_MORPHTARGETS",
        "	attribute vec3 morphTarget0;",
        "	attribute vec3 morphTarget1;",
        "	attribute vec3 morphTarget2;",
        "	attribute vec3 morphTarget3;",
        "	#ifdef USE_MORPHNORMALS",
        "		attribute vec3 morphNormal0;",
        "		attribute vec3 morphNormal1;",
        "		attribute vec3 morphNormal2;",
        "		attribute vec3 morphNormal3;",
        "	#else",
        "		attribute vec3 morphTarget4;",
        "		attribute vec3 morphTarget5;",
        "		attribute vec3 morphTarget6;",
        "		attribute vec3 morphTarget7;",
        "	#endif",
        "#endif",
        "#ifdef USE_SKINNING",
        "	attribute vec4 skinIndex;",
        "	attribute vec4 skinWeight;",
        "#endif",
        "\n"
      ].filter(filterEmptyLine).join("\n");
      prefixFragment = [
        customExtensions,
        generatePrecision(parameters),
        "#define SHADER_NAME " + parameters.shaderName,
        customDefines,
        parameters.alphaTest ? "#define ALPHATEST " + parameters.alphaTest + (parameters.alphaTest % 1 ? "" : ".0") : "",
        // add '.0' if integer
        "#define GAMMA_FACTOR " + gammaFactorDefine,
        parameters.useFog && parameters.fog ? "#define USE_FOG" : "",
        parameters.useFog && parameters.fogExp2 ? "#define FOG_EXP2" : "",
        parameters.map ? "#define USE_MAP" : "",
        parameters.matcap ? "#define USE_MATCAP" : "",
        parameters.envMap ? "#define USE_ENVMAP" : "",
        parameters.envMap ? "#define " + envMapTypeDefine : "",
        parameters.envMap ? "#define " + envMapModeDefine : "",
        parameters.envMap ? "#define " + envMapBlendingDefine : "",
        parameters.lightMap ? "#define USE_LIGHTMAP" : "",
        parameters.aoMap ? "#define USE_AOMAP" : "",
        parameters.emissiveMap ? "#define USE_EMISSIVEMAP" : "",
        parameters.bumpMap ? "#define USE_BUMPMAP" : "",
        parameters.normalMap ? "#define USE_NORMALMAP" : "",
        parameters.normalMap && parameters.objectSpaceNormalMap ? "#define OBJECTSPACE_NORMALMAP" : "",
        parameters.normalMap && parameters.tangentSpaceNormalMap ? "#define TANGENTSPACE_NORMALMAP" : "",
        parameters.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "",
        parameters.specularMap ? "#define USE_SPECULARMAP" : "",
        parameters.roughnessMap ? "#define USE_ROUGHNESSMAP" : "",
        parameters.metalnessMap ? "#define USE_METALNESSMAP" : "",
        parameters.alphaMap ? "#define USE_ALPHAMAP" : "",
        parameters.sheen ? "#define USE_SHEEN" : "",
        parameters.vertexTangents ? "#define USE_TANGENT" : "",
        parameters.vertexColors ? "#define USE_COLOR" : "",
        parameters.vertexUvs ? "#define USE_UV" : "",
        parameters.uvsVertexOnly ? "#define UVS_VERTEX_ONLY" : "",
        parameters.gradientMap ? "#define USE_GRADIENTMAP" : "",
        parameters.flatShading ? "#define FLAT_SHADED" : "",
        parameters.doubleSided ? "#define DOUBLE_SIDED" : "",
        parameters.flipSided ? "#define FLIP_SIDED" : "",
        parameters.shadowMapEnabled ? "#define USE_SHADOWMAP" : "",
        parameters.shadowMapEnabled ? "#define " + shadowMapTypeDefine : "",
        parameters.premultipliedAlpha ? "#define PREMULTIPLIED_ALPHA" : "",
        parameters.physicallyCorrectLights ? "#define PHYSICALLY_CORRECT_LIGHTS" : "",
        parameters.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "",
        parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ? "#define USE_LOGDEPTHBUF_EXT" : "",
        (parameters.extensionShaderTextureLOD || parameters.envMap) && parameters.rendererExtensionShaderTextureLod ? "#define TEXTURE_LOD_EXT" : "",
        "uniform mat4 viewMatrix;",
        "uniform vec3 cameraPosition;",
        "uniform bool isOrthographic;",
        parameters.toneMapping !== NoToneMapping ? "#define TONE_MAPPING" : "",
        parameters.toneMapping !== NoToneMapping ? ShaderChunk["tonemapping_pars_fragment"] : "",
        // this code is required here because it is used by the toneMapping() function defined below
        parameters.toneMapping !== NoToneMapping ? getToneMappingFunction("toneMapping", parameters.toneMapping) : "",
        parameters.dithering ? "#define DITHERING" : "",
        parameters.outputEncoding || parameters.mapEncoding || parameters.matcapEncoding || parameters.envMapEncoding || parameters.emissiveMapEncoding || parameters.lightMapEncoding ? ShaderChunk["encodings_pars_fragment"] : "",
        // this code is required here because it is used by the various encoding/decoding function defined below
        parameters.mapEncoding ? getTexelDecodingFunction("mapTexelToLinear", parameters.mapEncoding) : "",
        parameters.matcapEncoding ? getTexelDecodingFunction("matcapTexelToLinear", parameters.matcapEncoding) : "",
        parameters.envMapEncoding ? getTexelDecodingFunction("envMapTexelToLinear", parameters.envMapEncoding) : "",
        parameters.emissiveMapEncoding ? getTexelDecodingFunction("emissiveMapTexelToLinear", parameters.emissiveMapEncoding) : "",
        parameters.lightMapEncoding ? getTexelDecodingFunction("lightMapTexelToLinear", parameters.lightMapEncoding) : "",
        parameters.outputEncoding ? getTexelEncodingFunction("linearToOutputTexel", parameters.outputEncoding) : "",
        parameters.depthPacking ? "#define DEPTH_PACKING " + parameters.depthPacking : "",
        "\n"
      ].filter(filterEmptyLine).join("\n");
    }
    vertexShader = resolveIncludes(vertexShader);
    vertexShader = replaceLightNums(vertexShader, parameters);
    vertexShader = replaceClippingPlaneNums(vertexShader, parameters);
    fragmentShader = resolveIncludes(fragmentShader);
    fragmentShader = replaceLightNums(fragmentShader, parameters);
    fragmentShader = replaceClippingPlaneNums(fragmentShader, parameters);
    vertexShader = unrollLoops(vertexShader);
    fragmentShader = unrollLoops(fragmentShader);
    if (parameters.isWebGL2 && !parameters.isRawShaderMaterial) {
      var isGLSL3ShaderMaterial = false;
      var versionRegex = /^\s*#version\s+300\s+es\s*\n/;
      if (parameters.isShaderMaterial && vertexShader.match(versionRegex) !== null && fragmentShader.match(versionRegex) !== null) {
        isGLSL3ShaderMaterial = true;
        vertexShader = vertexShader.replace(versionRegex, "");
        fragmentShader = fragmentShader.replace(versionRegex, "");
      }
      prefixVertex = [
        "#version 300 es\n",
        "#define attribute in",
        "#define varying out",
        "#define texture2D texture"
      ].join("\n") + "\n" + prefixVertex;
      prefixFragment = [
        "#version 300 es\n",
        "#define varying in",
        isGLSL3ShaderMaterial ? "" : "out highp vec4 pc_fragColor;",
        isGLSL3ShaderMaterial ? "" : "#define gl_FragColor pc_fragColor",
        "#define gl_FragDepthEXT gl_FragDepth",
        "#define texture2D texture",
        "#define textureCube texture",
        "#define texture2DProj textureProj",
        "#define texture2DLodEXT textureLod",
        "#define texture2DProjLodEXT textureProjLod",
        "#define textureCubeLodEXT textureLod",
        "#define texture2DGradEXT textureGrad",
        "#define texture2DProjGradEXT textureProjGrad",
        "#define textureCubeGradEXT textureGrad"
      ].join("\n") + "\n" + prefixFragment;
      if (numMultiviewViews > 0) {
        prefixVertex = prefixVertex.replace(
          "#version 300 es\n",
          [
            "#version 300 es\n",
            "#extension GL_OVR_multiview2 : require",
            "layout(num_views = " + numMultiviewViews + ") in;",
            "#define VIEW_ID gl_ViewID_OVR"
          ].join("\n")
        );
        prefixVertex = prefixVertex.replace(
          [
            "uniform mat4 modelViewMatrix;",
            "uniform mat4 projectionMatrix;",
            "uniform mat4 viewMatrix;",
            "uniform mat3 normalMatrix;"
          ].join("\n"),
          [
            "uniform mat4 modelViewMatrices[" + numMultiviewViews + "];",
            "uniform mat4 projectionMatrices[" + numMultiviewViews + "];",
            "uniform mat4 viewMatrices[" + numMultiviewViews + "];",
            "uniform mat3 normalMatrices[" + numMultiviewViews + "];",
            "#define modelViewMatrix modelViewMatrices[VIEW_ID]",
            "#define projectionMatrix projectionMatrices[VIEW_ID]",
            "#define viewMatrix viewMatrices[VIEW_ID]",
            "#define normalMatrix normalMatrices[VIEW_ID]"
          ].join("\n")
        );
        prefixFragment = prefixFragment.replace(
          "#version 300 es\n",
          [
            "#version 300 es\n",
            "#extension GL_OVR_multiview2 : require",
            "#define VIEW_ID gl_ViewID_OVR"
          ].join("\n")
        );
        prefixFragment = prefixFragment.replace(
          "uniform mat4 viewMatrix;",
          [
            "uniform mat4 viewMatrices[" + numMultiviewViews + "];",
            "#define viewMatrix viewMatrices[VIEW_ID]"
          ].join("\n")
        );
      }
    }
    var vertexGlsl = prefixVertex + vertexShader;
    var fragmentGlsl = prefixFragment + fragmentShader;
    var glVertexShader = WebGLShader(gl, 35633, vertexGlsl);
    var glFragmentShader = WebGLShader(gl, 35632, fragmentGlsl);
    gl.attachShader(program, glVertexShader);
    gl.attachShader(program, glFragmentShader);
    if (parameters.index0AttributeName !== void 0) {
      gl.bindAttribLocation(program, 0, parameters.index0AttributeName);
    } else if (parameters.morphTargets === true) {
      gl.bindAttribLocation(program, 0, "position");
    }
    gl.linkProgram(program);
    if (renderer.debug.checkShaderErrors) {
      var programLog = gl.getProgramInfoLog(program).trim();
      var vertexLog = gl.getShaderInfoLog(glVertexShader).trim();
      var fragmentLog = gl.getShaderInfoLog(glFragmentShader).trim();
      var runnable = true;
      var haveDiagnostics = true;
      if (gl.getProgramParameter(program, 35714) === false) {
        runnable = false;
        var vertexErrors = getShaderErrors(gl, glVertexShader, "vertex");
        var fragmentErrors = getShaderErrors(gl, glFragmentShader, "fragment");
        console.error("THREE.WebGLProgram: shader error: ", gl.getError(), "35715", gl.getProgramParameter(program, 35715), "gl.getProgramInfoLog", programLog, vertexErrors, fragmentErrors);
      } else if (programLog !== "") {
        console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()", programLog);
      } else if (vertexLog === "" || fragmentLog === "") {
        haveDiagnostics = false;
      }
      if (haveDiagnostics) {
        this.diagnostics = {
          runnable,
          programLog,
          vertexShader: {
            log: vertexLog,
            prefix: prefixVertex
          },
          fragmentShader: {
            log: fragmentLog,
            prefix: prefixFragment
          }
        };
      }
    }
    gl.deleteShader(glVertexShader);
    gl.deleteShader(glFragmentShader);
    var cachedUniforms;
    this.getUniforms = function() {
      if (cachedUniforms === void 0) {
        cachedUniforms = new WebGLUniforms(gl, program);
      }
      return cachedUniforms;
    };
    var cachedAttributes;
    this.getAttributes = function() {
      if (cachedAttributes === void 0) {
        cachedAttributes = fetchAttributeLocations(gl, program);
      }
      return cachedAttributes;
    };
    this.destroy = function() {
      gl.deleteProgram(program);
      this.program = void 0;
    };
    this.name = parameters.shaderName;
    this.id = programIdCount++;
    this.cacheKey = cacheKey;
    this.usedTimes = 1;
    this.program = program;
    this.vertexShader = glVertexShader;
    this.fragmentShader = glFragmentShader;
    this.numMultiviewViews = numMultiviewViews;
    return this;
  }
  function WebGLPrograms(renderer, extensions, capabilities) {
    var programs = [];
    var isWebGL2 = capabilities.isWebGL2;
    var logarithmicDepthBuffer = capabilities.logarithmicDepthBuffer;
    var floatVertexTextures = capabilities.floatVertexTextures;
    var precision = capabilities.precision;
    var maxVertexUniforms = capabilities.maxVertexUniforms;
    var vertexTextures = capabilities.vertexTextures;
    var shaderIDs = {
      MeshDepthMaterial: "depth",
      MeshDistanceMaterial: "distanceRGBA",
      MeshNormalMaterial: "normal",
      MeshBasicMaterial: "basic",
      MeshLambertMaterial: "lambert",
      MeshPhongMaterial: "phong",
      MeshToonMaterial: "toon",
      MeshStandardMaterial: "physical",
      MeshPhysicalMaterial: "physical",
      MeshMatcapMaterial: "matcap",
      LineBasicMaterial: "basic",
      LineDashedMaterial: "dashed",
      PointsMaterial: "points",
      ShadowMaterial: "shadow",
      SpriteMaterial: "sprite"
    };
    var parameterNames = [
      "precision",
      "isWebGL2",
      "supportsVertexTextures",
      "outputEncoding",
      "instancing",
      "numMultiviewViews",
      "map",
      "mapEncoding",
      "matcap",
      "matcapEncoding",
      "envMap",
      "envMapMode",
      "envMapEncoding",
      "envMapCubeUV",
      "lightMap",
      "lightMapEncoding",
      "aoMap",
      "emissiveMap",
      "emissiveMapEncoding",
      "bumpMap",
      "normalMap",
      "objectSpaceNormalMap",
      "tangentSpaceNormalMap",
      "clearcoatNormalMap",
      "displacementMap",
      "specularMap",
      "roughnessMap",
      "metalnessMap",
      "gradientMap",
      "alphaMap",
      "combine",
      "vertexColors",
      "vertexTangents",
      "vertexUvs",
      "uvsVertexOnly",
      "fog",
      "useFog",
      "fogExp2",
      "flatShading",
      "sizeAttenuation",
      "logarithmicDepthBuffer",
      "skinning",
      "maxBones",
      "useVertexTexture",
      "morphTargets",
      "morphNormals",
      "maxMorphTargets",
      "maxMorphNormals",
      "premultipliedAlpha",
      "numDirLights",
      "numPointLights",
      "numSpotLights",
      "numHemiLights",
      "numRectAreaLights",
      "numDirLightShadows",
      "numPointLightShadows",
      "numSpotLightShadows",
      "shadowMapEnabled",
      "shadowMapType",
      "toneMapping",
      "physicallyCorrectLights",
      "alphaTest",
      "doubleSided",
      "flipSided",
      "numClippingPlanes",
      "numClipIntersection",
      "depthPacking",
      "dithering",
      "sheen"
    ];
    function getShaderObject(material, shaderID) {
      var shaderobject;
      if (shaderID) {
        var shader = ShaderLib[shaderID];
        shaderobject = {
          name: material.type,
          uniforms: UniformsUtils.clone(shader.uniforms),
          vertexShader: shader.vertexShader,
          fragmentShader: shader.fragmentShader
        };
      } else {
        shaderobject = {
          name: material.type,
          uniforms: material.uniforms,
          vertexShader: material.vertexShader,
          fragmentShader: material.fragmentShader
        };
      }
      return shaderobject;
    }
    function allocateBones(object) {
      var skeleton = object.skeleton;
      var bones = skeleton.bones;
      if (floatVertexTextures) {
        return 1024;
      } else {
        var nVertexUniforms = maxVertexUniforms;
        var nVertexMatrices = Math.floor((nVertexUniforms - 20) / 4);
        var maxBones = Math.min(nVertexMatrices, bones.length);
        if (maxBones < bones.length) {
          console.warn("THREE.WebGLRenderer: Skeleton has " + bones.length + " bones. This GPU supports " + maxBones + ".");
          return 0;
        }
        return maxBones;
      }
    }
    function getTextureEncodingFromMap(map2) {
      var encoding;
      if (!map2) {
        encoding = LinearEncoding;
      } else if (map2.isTexture) {
        encoding = map2.encoding;
      } else if (map2.isWebGLRenderTarget) {
        console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead.");
        encoding = map2.texture.encoding;
      }
      return encoding;
    }
    this.getParameters = function(material, lights, shadows, scene, nClipPlanes, nClipIntersection, object) {
      var fog = scene.fog;
      var environment = material.isMeshStandardMaterial ? scene.environment : null;
      var envMap = material.envMap || environment;
      var shaderID = shaderIDs[material.type];
      var maxBones = object.isSkinnedMesh ? allocateBones(object) : 0;
      if (material.precision !== null) {
        precision = capabilities.getMaxPrecision(material.precision);
        if (precision !== material.precision) {
          console.warn("THREE.WebGLProgram.getParameters:", material.precision, "not supported, using", precision, "instead.");
        }
      }
      var shaderobject = getShaderObject(material, shaderID);
      material.onBeforeCompile(shaderobject, renderer);
      var currentRenderTarget = renderer.getRenderTarget();
      var numMultiviewViews = currentRenderTarget && currentRenderTarget.isWebGLMultiviewRenderTarget ? currentRenderTarget.numViews : 0;
      var parameters = {
        isWebGL2,
        shaderID,
        shaderName: shaderobject.name,
        uniforms: shaderobject.uniforms,
        vertexShader: shaderobject.vertexShader,
        fragmentShader: shaderobject.fragmentShader,
        defines: material.defines,
        isRawShaderMaterial: material.isRawShaderMaterial,
        isShaderMaterial: material.isShaderMaterial,
        precision,
        instancing: object.isInstancedMesh === true,
        supportsVertexTextures: vertexTextures,
        numMultiviewViews,
        outputEncoding: currentRenderTarget !== null ? getTextureEncodingFromMap(currentRenderTarget.texture) : renderer.outputEncoding,
        map: !!material.map,
        mapEncoding: getTextureEncodingFromMap(material.map),
        matcap: !!material.matcap,
        matcapEncoding: getTextureEncodingFromMap(material.matcap),
        envMap: !!envMap,
        envMapMode: envMap && envMap.mapping,
        envMapEncoding: getTextureEncodingFromMap(envMap),
        envMapCubeUV: !!envMap && (envMap.mapping === CubeUVReflectionMapping || envMap.mapping === CubeUVRefractionMapping),
        lightMap: !!material.lightMap,
        lightMapEncoding: getTextureEncodingFromMap(material.lightMap),
        aoMap: !!material.aoMap,
        emissiveMap: !!material.emissiveMap,
        emissiveMapEncoding: getTextureEncodingFromMap(material.emissiveMap),
        bumpMap: !!material.bumpMap,
        normalMap: !!material.normalMap,
        objectSpaceNormalMap: material.normalMapType === ObjectSpaceNormalMap,
        tangentSpaceNormalMap: material.normalMapType === TangentSpaceNormalMap,
        clearcoatNormalMap: !!material.clearcoatNormalMap,
        displacementMap: !!material.displacementMap,
        roughnessMap: !!material.roughnessMap,
        metalnessMap: !!material.metalnessMap,
        specularMap: !!material.specularMap,
        alphaMap: !!material.alphaMap,
        gradientMap: !!material.gradientMap,
        sheen: !!material.sheen,
        combine: material.combine,
        vertexTangents: material.normalMap && material.vertexTangents,
        vertexColors: material.vertexColors,
        vertexUvs: !!material.map || !!material.bumpMap || !!material.normalMap || !!material.specularMap || !!material.alphaMap || !!material.emissiveMap || !!material.roughnessMap || !!material.metalnessMap || !!material.clearcoatNormalMap || !!material.displacementMap,
        uvsVertexOnly: !(!!material.map || !!material.bumpMap || !!material.normalMap || !!material.specularMap || !!material.alphaMap || !!material.emissiveMap || !!material.roughnessMap || !!material.metalnessMap || !!material.clearcoatNormalMap) && !!material.displacementMap,
        fog: !!fog,
        useFog: material.fog,
        fogExp2: fog && fog.isFogExp2,
        flatShading: material.flatShading,
        sizeAttenuation: material.sizeAttenuation,
        logarithmicDepthBuffer,
        skinning: material.skinning && maxBones > 0,
        maxBones,
        useVertexTexture: floatVertexTextures,
        morphTargets: material.morphTargets,
        morphNormals: material.morphNormals,
        maxMorphTargets: renderer.maxMorphTargets,
        maxMorphNormals: renderer.maxMorphNormals,
        numDirLights: lights.directional.length,
        numPointLights: lights.point.length,
        numSpotLights: lights.spot.length,
        numRectAreaLights: lights.rectArea.length,
        numHemiLights: lights.hemi.length,
        numDirLightShadows: lights.directionalShadowMap.length,
        numPointLightShadows: lights.pointShadowMap.length,
        numSpotLightShadows: lights.spotShadowMap.length,
        numClippingPlanes: nClipPlanes,
        numClipIntersection: nClipIntersection,
        dithering: material.dithering,
        shadowMapEnabled: renderer.shadowMap.enabled && shadows.length > 0,
        shadowMapType: renderer.shadowMap.type,
        toneMapping: material.toneMapped ? renderer.toneMapping : NoToneMapping,
        physicallyCorrectLights: renderer.physicallyCorrectLights,
        premultipliedAlpha: material.premultipliedAlpha,
        alphaTest: material.alphaTest,
        doubleSided: material.side === DoubleSide,
        flipSided: material.side === BackSide,
        depthPacking: material.depthPacking !== void 0 ? material.depthPacking : false,
        index0AttributeName: material.index0AttributeName,
        extensionDerivatives: material.extensions && material.extensions.derivatives,
        extensionFragDepth: material.extensions && material.extensions.frawbuffers,
        extensionDrawbuffers: material.extensions && material.extensions.drawbuffers,
        extensionShaderTextureLOD: material.extensions && material.extensions.shaderTextureLOD,
        rendererExtensionFragDepth: isWebGL2 || extensions.get("EXT_frag_depth") !== null,
        rendererExtensionDrawBuffers: isWebGL2 || extensions.get("WEBGL_draw_buffers") !== null,
        rendererExtensionShaderTextureLod: isWebGL2 || extensions.get("EXT_shader_texture_lod") !== null,
        onBeforeCompile: material.onBeforeCompile
      };
      return parameters;
    };
    this.getProgramCacheKey = function(parameters) {
      var array = [];
      if (parameters.shaderID) {
        array.push(parameters.shaderID);
      } else {
        array.push(parameters.fragmentShader);
        array.push(parameters.vertexShader);
      }
      if (parameters.defines !== void 0) {
        for (var name in parameters.defines) {
          array.push(name);
          array.push(parameters.defines[name]);
        }
      }
      if (parameters.isRawShaderMaterial === void 0) {
        for (var i2 = 0; i2 < parameterNames.length; i2++) {
          array.push(parameters[parameterNames[i2]]);
        }
        array.push(renderer.outputEncoding);
        array.push(renderer.gammaFactor);
      }
      array.push(parameters.onBeforeCompile.toString());
      return array.join();
    };
    this.acquireProgram = function(parameters, cacheKey) {
      var program;
      for (var p = 0, pl = programs.length; p < pl; p++) {
        var preexistingProgram = programs[p];
        if (preexistingProgram.cacheKey === cacheKey) {
          program = preexistingProgram;
          ++program.usedTimes;
          break;
        }
      }
      if (program === void 0) {
        program = new WebGLProgram(renderer, cacheKey, parameters);
        programs.push(program);
      }
      return program;
    };
    this.releaseProgram = function(program) {
      if (--program.usedTimes === 0) {
        var i2 = programs.indexOf(program);
        programs[i2] = programs[programs.length - 1];
        programs.pop();
        program.destroy();
      }
    };
    this.programs = programs;
  }
  function WebGLProperties() {
    var properties = /* @__PURE__ */ new WeakMap();
    function get(object) {
      var map2 = properties.get(object);
      if (map2 === void 0) {
        map2 = {};
        properties.set(object, map2);
      }
      return map2;
    }
    function remove(object) {
      properties.delete(object);
    }
    function update(object, key, value) {
      properties.get(object)[key] = value;
    }
    function dispose() {
      properties = /* @__PURE__ */ new WeakMap();
    }
    return {
      get,
      remove,
      update,
      dispose
    };
  }
  function painterSortStable(a, b) {
    if (a.groupOrder !== b.groupOrder) {
      return a.groupOrder - b.groupOrder;
    } else if (a.renderOrder !== b.renderOrder) {
      return a.renderOrder - b.renderOrder;
    } else if (a.program !== b.program) {
      return a.program.id - b.program.id;
    } else if (a.material.id !== b.material.id) {
      return a.material.id - b.material.id;
    } else if (a.z !== b.z) {
      return a.z - b.z;
    } else {
      return a.id - b.id;
    }
  }
  function reversePainterSortStable(a, b) {
    if (a.groupOrder !== b.groupOrder) {
      return a.groupOrder - b.groupOrder;
    } else if (a.renderOrder !== b.renderOrder) {
      return a.renderOrder - b.renderOrder;
    } else if (a.z !== b.z) {
      return b.z - a.z;
    } else {
      return a.id - b.id;
    }
  }
  function WebGLRenderList() {
    var renderItems = [];
    var renderItemsIndex = 0;
    var opaque = [];
    var transparent = [];
    var defaultProgram = { id: -1 };
    function init2() {
      renderItemsIndex = 0;
      opaque.length = 0;
      transparent.length = 0;
    }
    function getNextRenderItem(object, geometry, material, groupOrder, z, group) {
      var renderItem = renderItems[renderItemsIndex];
      if (renderItem === void 0) {
        renderItem = {
          id: object.id,
          object,
          geometry,
          material,
          program: material.program || defaultProgram,
          groupOrder,
          renderOrder: object.renderOrder,
          z,
          group
        };
        renderItems[renderItemsIndex] = renderItem;
      } else {
        renderItem.id = object.id;
        renderItem.object = object;
        renderItem.geometry = geometry;
        renderItem.material = material;
        renderItem.program = material.program || defaultProgram;
        renderItem.groupOrder = groupOrder;
        renderItem.renderOrder = object.renderOrder;
        renderItem.z = z;
        renderItem.group = group;
      }
      renderItemsIndex++;
      return renderItem;
    }
    function push(object, geometry, material, groupOrder, z, group) {
      var renderItem = getNextRenderItem(object, geometry, material, groupOrder, z, group);
      (material.transparent === true ? transparent : opaque).push(renderItem);
    }
    function unshift(object, geometry, material, groupOrder, z, group) {
      var renderItem = getNextRenderItem(object, geometry, material, groupOrder, z, group);
      (material.transparent === true ? transparent : opaque).unshift(renderItem);
    }
    function sort(customOpaqueSort, customTransparentSort) {
      if (opaque.length > 1)
        opaque.sort(customOpaqueSort || painterSortStable);
      if (transparent.length > 1)
        transparent.sort(customTransparentSort || reversePainterSortStable);
    }
    return {
      opaque,
      transparent,
      init: init2,
      push,
      unshift,
      sort
    };
  }
  function WebGLRenderLists() {
    var lists = /* @__PURE__ */ new WeakMap();
    function onSceneDispose(event) {
      var scene = event.target;
      scene.removeEventListener("dispose", onSceneDispose);
      lists.delete(scene);
    }
    function get(scene, camera) {
      var cameras = lists.get(scene);
      var list;
      if (cameras === void 0) {
        list = new WebGLRenderList();
        lists.set(scene, /* @__PURE__ */ new WeakMap());
        lists.get(scene).set(camera, list);
        scene.addEventListener("dispose", onSceneDispose);
      } else {
        list = cameras.get(camera);
        if (list === void 0) {
          list = new WebGLRenderList();
          cameras.set(camera, list);
        }
      }
      return list;
    }
    function dispose() {
      lists = /* @__PURE__ */ new WeakMap();
    }
    return {
      get,
      dispose
    };
  }
  function UniformsCache() {
    var lights = {};
    return {
      get: function(light) {
        if (lights[light.id] !== void 0) {
          return lights[light.id];
        }
        var uniforms;
        switch (light.type) {
          case "DirectionalLight":
            uniforms = {
              direction: new Vector3(),
              color: new Color(),
              shadow: false,
              shadowBias: 0,
              shadowRadius: 1,
              shadowMapSize: new Vector2()
            };
            break;
          case "SpotLight":
            uniforms = {
              position: new Vector3(),
              direction: new Vector3(),
              color: new Color(),
              distance: 0,
              coneCos: 0,
              penumbraCos: 0,
              decay: 0,
              shadow: false,
              shadowBias: 0,
              shadowRadius: 1,
              shadowMapSize: new Vector2()
            };
            break;
          case "PointLight":
            uniforms = {
              position: new Vector3(),
              color: new Color(),
              distance: 0,
              decay: 0,
              shadow: false,
              shadowBias: 0,
              shadowRadius: 1,
              shadowMapSize: new Vector2(),
              shadowCameraNear: 1,
              shadowCameraFar: 1e3
            };
            break;
          case "HemisphereLight":
            uniforms = {
              direction: new Vector3(),
              skyColor: new Color(),
              groundColor: new Color()
            };
            break;
          case "RectAreaLight":
            uniforms = {
              color: new Color(),
              position: new Vector3(),
              halfWidth: new Vector3(),
              halfHeight: new Vector3()
              // TODO (abelnation): set RectAreaLight shadow uniforms
            };
            break;
        }
        lights[light.id] = uniforms;
        return uniforms;
      }
    };
  }
  var nextVersion = 0;
  function shadowCastingLightsFirst(lightA, lightB) {
    return (lightB.castShadow ? 1 : 0) - (lightA.castShadow ? 1 : 0);
  }
  function WebGLLights() {
    var cache = new UniformsCache();
    var state = {
      version: 0,
      hash: {
        directionalLength: -1,
        pointLength: -1,
        spotLength: -1,
        rectAreaLength: -1,
        hemiLength: -1,
        numDirectionalShadows: -1,
        numPointShadows: -1,
        numSpotShadows: -1
      },
      ambient: [0, 0, 0],
      probe: [],
      directional: [],
      directionalShadowMap: [],
      directionalShadowMatrix: [],
      spot: [],
      spotShadowMap: [],
      spotShadowMatrix: [],
      rectArea: [],
      point: [],
      pointShadowMap: [],
      pointShadowMatrix: [],
      hemi: [],
      numDirectionalShadows: -1,
      numPointShadows: -1,
      numSpotShadows: -1
    };
    for (var i2 = 0; i2 < 9; i2++)
      state.probe.push(new Vector3());
    var vector3 = new Vector3();
    var matrix4 = new Matrix4();
    var matrix42 = new Matrix4();
    function setup(lights, shadows, camera) {
      var r = 0, g = 0, b = 0;
      for (var i3 = 0; i3 < 9; i3++)
        state.probe[i3].set(0, 0, 0);
      var directionalLength = 0;
      var pointLength = 0;
      var spotLength = 0;
      var rectAreaLength = 0;
      var hemiLength = 0;
      var numDirectionalShadows = 0;
      var numPointShadows = 0;
      var numSpotShadows = 0;
      var viewMatrix = camera.matrixWorldInverse;
      lights.sort(shadowCastingLightsFirst);
      for (var i3 = 0, l = lights.length; i3 < l; i3++) {
        var light = lights[i3];
        var color = light.color;
        var intensity = light.intensity;
        var distance = light.distance;
        var shadowMap = light.shadow && light.shadow.map ? light.shadow.map.texture : null;
        if (light.isAmbientLight) {
          r += color.r * intensity;
          g += color.g * intensity;
          b += color.b * intensity;
        } else if (light.isLightProbe) {
          for (var j = 0; j < 9; j++) {
            state.probe[j].addScaledVector(light.sh.coefficients[j], intensity);
          }
        } else if (light.isDirectionalLight) {
          var uniforms = cache.get(light);
          uniforms.color.copy(light.color).multiplyScalar(light.intensity);
          uniforms.direction.setFromMatrixPosition(light.matrixWorld);
          vector3.setFromMatrixPosition(light.target.matrixWorld);
          uniforms.direction.sub(vector3);
          uniforms.direction.transformDirection(viewMatrix);
          uniforms.shadow = light.castShadow;
          if (light.castShadow) {
            var shadow = light.shadow;
            uniforms.shadowBias = shadow.bias;
            uniforms.shadowRadius = shadow.radius;
            uniforms.shadowMapSize = shadow.mapSize;
            state.directionalShadowMap[directionalLength] = shadowMap;
            state.directionalShadowMatrix[directionalLength] = light.shadow.matrix;
            numDirectionalShadows++;
          }
          state.directional[directionalLength] = uniforms;
          directionalLength++;
        } else if (light.isSpotLight) {
          var uniforms = cache.get(light);
          uniforms.position.setFromMatrixPosition(light.matrixWorld);
          uniforms.position.applyMatrix4(viewMatrix);
          uniforms.color.copy(color).multiplyScalar(intensity);
          uniforms.distance = distance;
          uniforms.direction.setFromMatrixPosition(light.matrixWorld);
          vector3.setFromMatrixPosition(light.target.matrixWorld);
          uniforms.direction.sub(vector3);
          uniforms.direction.transformDirection(viewMatrix);
          uniforms.coneCos = Math.cos(light.angle);
          uniforms.penumbraCos = Math.cos(light.angle * (1 - light.penumbra));
          uniforms.decay = light.decay;
          uniforms.shadow = light.castShadow;
          if (light.castShadow) {
            var shadow = light.shadow;
            uniforms.shadowBias = shadow.bias;
            uniforms.shadowRadius = shadow.radius;
            uniforms.shadowMapSize = shadow.mapSize;
            state.spotShadowMap[spotLength] = shadowMap;
            state.spotShadowMatrix[spotLength] = light.shadow.matrix;
            numSpotShadows++;
          }
          state.spot[spotLength] = uniforms;
          spotLength++;
        } else if (light.isRectAreaLight) {
          var uniforms = cache.get(light);
          uniforms.color.copy(color).multiplyScalar(intensity);
          uniforms.position.setFromMatrixPosition(light.matrixWorld);
          uniforms.position.applyMatrix4(viewMatrix);
          matrix42.identity();
          matrix4.copy(light.matrixWorld);
          matrix4.premultiply(viewMatrix);
          matrix42.extractRotation(matrix4);
          uniforms.halfWidth.set(light.width * 0.5, 0, 0);
          uniforms.halfHeight.set(0, light.height * 0.5, 0);
          uniforms.halfWidth.applyMatrix4(matrix42);
          uniforms.halfHeight.applyMatrix4(matrix42);
          state.rectArea[rectAreaLength] = uniforms;
          rectAreaLength++;
        } else if (light.isPointLight) {
          var uniforms = cache.get(light);
          uniforms.position.setFromMatrixPosition(light.matrixWorld);
          uniforms.position.applyMatrix4(viewMatrix);
          uniforms.color.copy(light.color).multiplyScalar(light.intensity);
          uniforms.distance = light.distance;
          uniforms.decay = light.decay;
          uniforms.shadow = light.castShadow;
          if (light.castShadow) {
            var shadow = light.shadow;
            uniforms.shadowBias = shadow.bias;
            uniforms.shadowRadius = shadow.radius;
            uniforms.shadowMapSize = shadow.mapSize;
            uniforms.shadowCameraNear = shadow.camera.near;
            uniforms.shadowCameraFar = shadow.camera.far;
            state.pointShadowMap[pointLength] = shadowMap;
            state.pointShadowMatrix[pointLength] = light.shadow.matrix;
            numPointShadows++;
          }
          state.point[pointLength] = uniforms;
          pointLength++;
        } else if (light.isHemisphereLight) {
          var uniforms = cache.get(light);
          uniforms.direction.setFromMatrixPosition(light.matrixWorld);
          uniforms.direction.transformDirection(viewMatrix);
          uniforms.direction.normalize();
          uniforms.skyColor.copy(light.color).multiplyScalar(intensity);
          uniforms.groundColor.copy(light.groundColor).multiplyScalar(intensity);
          state.hemi[hemiLength] = uniforms;
          hemiLength++;
        }
      }
      state.ambient[0] = r;
      state.ambient[1] = g;
      state.ambient[2] = b;
      var hash = state.hash;
      if (hash.directionalLength !== directionalLength || hash.pointLength !== pointLength || hash.spotLength !== spotLength || hash.rectAreaLength !== rectAreaLength || hash.hemiLength !== hemiLength || hash.numDirectionalShadows !== numDirectionalShadows || hash.numPointShadows !== numPointShadows || hash.numSpotShadows !== numSpotShadows) {
        state.directional.length = directionalLength;
        state.spot.length = spotLength;
        state.rectArea.length = rectAreaLength;
        state.point.length = pointLength;
        state.hemi.length = hemiLength;
        state.directionalShadowMap.length = numDirectionalShadows;
        state.pointShadowMap.length = numPointShadows;
        state.spotShadowMap.length = numSpotShadows;
        state.directionalShadowMatrix.length = numDirectionalShadows;
        state.pointShadowMatrix.length = numPointShadows;
        state.spotShadowMatrix.length = numSpotShadows;
        hash.directionalLength = directionalLength;
        hash.pointLength = pointLength;
        hash.spotLength = spotLength;
        hash.rectAreaLength = rectAreaLength;
        hash.hemiLength = hemiLength;
        hash.numDirectionalShadows = numDirectionalShadows;
        hash.numPointShadows = numPointShadows;
        hash.numSpotShadows = numSpotShadows;
        state.version = nextVersion++;
      }
    }
    return {
      setup,
      state
    };
  }
  function WebGLRenderState() {
    var lights = new WebGLLights();
    var lightsArray = [];
    var shadowsArray = [];
    function init2() {
      lightsArray.length = 0;
      shadowsArray.length = 0;
    }
    function pushLight(light) {
      lightsArray.push(light);
    }
    function pushShadow(shadowLight) {
      shadowsArray.push(shadowLight);
    }
    function setupLights(camera) {
      lights.setup(lightsArray, shadowsArray, camera);
    }
    var state = {
      lightsArray,
      shadowsArray,
      lights
    };
    return {
      init: init2,
      state,
      setupLights,
      pushLight,
      pushShadow
    };
  }
  function WebGLRenderStates() {
    var renderStates = /* @__PURE__ */ new WeakMap();
    function onSceneDispose(event) {
      var scene = event.target;
      scene.removeEventListener("dispose", onSceneDispose);
      renderStates.delete(scene);
    }
    function get(scene, camera) {
      var renderState;
      if (renderStates.has(scene) === false) {
        renderState = new WebGLRenderState();
        renderStates.set(scene, /* @__PURE__ */ new WeakMap());
        renderStates.get(scene).set(camera, renderState);
        scene.addEventListener("dispose", onSceneDispose);
      } else {
        if (renderStates.get(scene).has(camera) === false) {
          renderState = new WebGLRenderState();
          renderStates.get(scene).set(camera, renderState);
        } else {
          renderState = renderStates.get(scene).get(camera);
        }
      }
      return renderState;
    }
    function dispose() {
      renderStates = /* @__PURE__ */ new WeakMap();
    }
    return {
      get,
      dispose
    };
  }
  function MeshDepthMaterial(parameters) {
    Material.call(this);
    this.type = "MeshDepthMaterial";
    this.depthPacking = BasicDepthPacking;
    this.skinning = false;
    this.morphTargets = false;
    this.map = null;
    this.alphaMap = null;
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.fog = false;
    this.setValues(parameters);
  }
  MeshDepthMaterial.prototype = Object.create(Material.prototype);
  MeshDepthMaterial.prototype.constructor = MeshDepthMaterial;
  MeshDepthMaterial.prototype.isMeshDepthMaterial = true;
  MeshDepthMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.depthPacking = source.depthPacking;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.map = source.map;
    this.alphaMap = source.alphaMap;
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    return this;
  };
  function MeshDistanceMaterial(parameters) {
    Material.call(this);
    this.type = "MeshDistanceMaterial";
    this.referencePosition = new Vector3();
    this.nearDistance = 1;
    this.farDistance = 1e3;
    this.skinning = false;
    this.morphTargets = false;
    this.map = null;
    this.alphaMap = null;
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.fog = false;
    this.setValues(parameters);
  }
  MeshDistanceMaterial.prototype = Object.create(Material.prototype);
  MeshDistanceMaterial.prototype.constructor = MeshDistanceMaterial;
  MeshDistanceMaterial.prototype.isMeshDistanceMaterial = true;
  MeshDistanceMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.referencePosition.copy(source.referencePosition);
    this.nearDistance = source.nearDistance;
    this.farDistance = source.farDistance;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.map = source.map;
    this.alphaMap = source.alphaMap;
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    return this;
  };
  var vsm_frag = "uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n  float mean = 0.0;\n  float squared_mean = 0.0;\n	float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n    #ifdef HORIZONAL_PASS\n      vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n      mean += distribution.x;\n      squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n    #else\n      float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0,  i )  * radius ) / resolution ) );\n      mean += depth;\n      squared_mean += depth * depth;\n    #endif\n  }\n  mean = mean * HALF_SAMPLE_RATE;\n  squared_mean = squared_mean * HALF_SAMPLE_RATE;\n  float std_dev = sqrt( squared_mean - mean * mean );\n  gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}";
  var vsm_vert = "void main() {\n	gl_Position = vec4( position, 1.0 );\n}";
  function WebGLShadowMap(_renderer2, _objects, maxTextureSize) {
    var _frustum = new Frustum(), _shadowMapSize = new Vector2(), _viewportSize = new Vector2(), _viewport = new Vector4(), _depthMaterials = [], _distanceMaterials = [], _materialCache = {};
    var shadowSide = { 0: BackSide, 1: FrontSide, 2: DoubleSide };
    var shadowMaterialVertical = new ShaderMaterial({
      defines: {
        SAMPLE_RATE: 2 / 8,
        HALF_SAMPLE_RATE: 1 / 8
      },
      uniforms: {
        shadow_pass: { value: null },
        resolution: { value: new Vector2() },
        radius: { value: 4 }
      },
      vertexShader: vsm_vert,
      fragmentShader: vsm_frag
    });
    var shadowMaterialHorizonal = shadowMaterialVertical.clone();
    shadowMaterialHorizonal.defines.HORIZONAL_PASS = 1;
    var fullScreenTri = new BufferGeometry();
    fullScreenTri.setAttribute(
      "position",
      new BufferAttribute(
        new Float32Array([-1, -1, 0.5, 3, -1, 0.5, -1, 3, 0.5]),
        3
      )
    );
    var fullScreenMesh = new Mesh(fullScreenTri, shadowMaterialVertical);
    var scope = this;
    this.enabled = false;
    this.autoUpdate = true;
    this.needsUpdate = false;
    this.type = PCFShadowMap;
    this.render = function(lights, scene, camera) {
      if (scope.enabled === false)
        return;
      if (scope.autoUpdate === false && scope.needsUpdate === false)
        return;
      if (lights.length === 0)
        return;
      var currentRenderTarget = _renderer2.getRenderTarget();
      var activeCubeFace = _renderer2.getActiveCubeFace();
      var activeMipmapLevel = _renderer2.getActiveMipmapLevel();
      var _state = _renderer2.state;
      _state.setBlending(NoBlending);
      _state.buffers.color.setClear(1, 1, 1, 1);
      _state.buffers.depth.setTest(true);
      _state.setScissorTest(false);
      for (var i2 = 0, il = lights.length; i2 < il; i2++) {
        var light = lights[i2];
        var shadow = light.shadow;
        if (shadow === void 0) {
          console.warn("THREE.WebGLShadowMap:", light, "has no shadow.");
          continue;
        }
        _shadowMapSize.copy(shadow.mapSize);
        var shadowFrameExtents = shadow.getFrameExtents();
        _shadowMapSize.multiply(shadowFrameExtents);
        _viewportSize.copy(shadow.mapSize);
        if (_shadowMapSize.x > maxTextureSize || _shadowMapSize.y > maxTextureSize) {
          console.warn("THREE.WebGLShadowMap:", light, "has shadow exceeding max texture size, reducing");
          if (_shadowMapSize.x > maxTextureSize) {
            _viewportSize.x = Math.floor(maxTextureSize / shadowFrameExtents.x);
            _shadowMapSize.x = _viewportSize.x * shadowFrameExtents.x;
            shadow.mapSize.x = _viewportSize.x;
          }
          if (_shadowMapSize.y > maxTextureSize) {
            _viewportSize.y = Math.floor(maxTextureSize / shadowFrameExtents.y);
            _shadowMapSize.y = _viewportSize.y * shadowFrameExtents.y;
            shadow.mapSize.y = _viewportSize.y;
          }
        }
        if (shadow.map === null && !shadow.isPointLightShadow && this.type === VSMShadowMap) {
          var pars = { minFilter: LinearFilter, magFilter: LinearFilter, format: RGBAFormat };
          shadow.map = new WebGLRenderTarget(_shadowMapSize.x, _shadowMapSize.y, pars);
          shadow.map.texture.name = light.name + ".shadowMap";
          shadow.mapPass = new WebGLRenderTarget(_shadowMapSize.x, _shadowMapSize.y, pars);
          shadow.camera.updateProjectionMatrix();
        }
        if (shadow.map === null) {
          var pars = { minFilter: NearestFilter, magFilter: NearestFilter, format: RGBAFormat };
          shadow.map = new WebGLRenderTarget(_shadowMapSize.x, _shadowMapSize.y, pars);
          shadow.map.texture.name = light.name + ".shadowMap";
          shadow.camera.updateProjectionMatrix();
        }
        _renderer2.setRenderTarget(shadow.map);
        _renderer2.clear();
        var viewportCount = shadow.getViewportCount();
        for (var vp = 0; vp < viewportCount; vp++) {
          var viewport = shadow.getViewport(vp);
          _viewport.set(
            _viewportSize.x * viewport.x,
            _viewportSize.y * viewport.y,
            _viewportSize.x * viewport.z,
            _viewportSize.y * viewport.w
          );
          _state.viewport(_viewport);
          shadow.updateMatrices(light, vp);
          _frustum = shadow.getFrustum();
          renderObject(scene, camera, shadow.camera, light, this.type);
        }
        if (!shadow.isPointLightShadow && this.type === VSMShadowMap) {
          VSMPass(shadow, camera);
        }
      }
      scope.needsUpdate = false;
      _renderer2.setRenderTarget(currentRenderTarget, activeCubeFace, activeMipmapLevel);
    };
    function VSMPass(shadow, camera) {
      var geometry = _objects.update(fullScreenMesh);
      shadowMaterialVertical.uniforms.shadow_pass.value = shadow.map.texture;
      shadowMaterialVertical.uniforms.resolution.value = shadow.mapSize;
      shadowMaterialVertical.uniforms.radius.value = shadow.radius;
      _renderer2.setRenderTarget(shadow.mapPass);
      _renderer2.clear();
      _renderer2.renderBufferDirect(camera, null, geometry, shadowMaterialVertical, fullScreenMesh, null);
      shadowMaterialHorizonal.uniforms.shadow_pass.value = shadow.mapPass.texture;
      shadowMaterialHorizonal.uniforms.resolution.value = shadow.mapSize;
      shadowMaterialHorizonal.uniforms.radius.value = shadow.radius;
      _renderer2.setRenderTarget(shadow.map);
      _renderer2.clear();
      _renderer2.renderBufferDirect(camera, null, geometry, shadowMaterialHorizonal, fullScreenMesh, null);
    }
    function getDepthMaterialVariant(useMorphing, useSkinning, useInstancing) {
      var index = useMorphing << 0 | useSkinning << 1 | useInstancing << 2;
      var material = _depthMaterials[index];
      if (material === void 0) {
        material = new MeshDepthMaterial({
          depthPacking: RGBADepthPacking,
          morphTargets: useMorphing,
          skinning: useSkinning
        });
        _depthMaterials[index] = material;
      }
      return material;
    }
    function getDistanceMaterialVariant(useMorphing, useSkinning, useInstancing) {
      var index = useMorphing << 0 | useSkinning << 1 | useInstancing << 2;
      var material = _distanceMaterials[index];
      if (material === void 0) {
        material = new MeshDistanceMaterial({
          morphTargets: useMorphing,
          skinning: useSkinning
        });
        _distanceMaterials[index] = material;
      }
      return material;
    }
    function getDepthMaterial(object, material, light, shadowCameraNear, shadowCameraFar, type) {
      var geometry = object.geometry;
      var result = null;
      var getMaterialVariant = getDepthMaterialVariant;
      var customMaterial = object.customDepthMaterial;
      if (light.isPointLight === true) {
        getMaterialVariant = getDistanceMaterialVariant;
        customMaterial = object.customDistanceMaterial;
      }
      if (customMaterial === void 0) {
        var useMorphing = false;
        if (material.morphTargets === true) {
          if (geometry.isBufferGeometry === true) {
            useMorphing = geometry.morphAttributes && geometry.morphAttributes.position && geometry.morphAttributes.position.length > 0;
          } else if (geometry.isGeometry === true) {
            useMorphing = geometry.morphTargets && geometry.morphTargets.length > 0;
          }
        }
        var useSkinning = false;
        if (object.isSkinnedMesh === true) {
          if (material.skinning === true) {
            useSkinning = true;
          } else {
            console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:", object);
          }
        }
        var useInstancing = object.isInstancedMesh === true;
        result = getMaterialVariant(useMorphing, useSkinning, useInstancing);
      } else {
        result = customMaterial;
      }
      if (_renderer2.localClippingEnabled && material.clipShadows === true && material.clippingPlanes.length !== 0) {
        var keyA = result.uuid, keyB = material.uuid;
        var materialsForVariant = _materialCache[keyA];
        if (materialsForVariant === void 0) {
          materialsForVariant = {};
          _materialCache[keyA] = materialsForVariant;
        }
        var cachedMaterial = materialsForVariant[keyB];
        if (cachedMaterial === void 0) {
          cachedMaterial = result.clone();
          materialsForVariant[keyB] = cachedMaterial;
        }
        result = cachedMaterial;
      }
      result.visible = material.visible;
      result.wireframe = material.wireframe;
      if (type === VSMShadowMap) {
        result.side = material.shadowSide !== null ? material.shadowSide : material.side;
      } else {
        result.side = material.shadowSide !== null ? material.shadowSide : shadowSide[material.side];
      }
      result.clipShadows = material.clipShadows;
      result.clippingPlanes = material.clippingPlanes;
      result.clipIntersection = material.clipIntersection;
      result.wireframeLinewidth = material.wireframeLinewidth;
      result.linewidth = material.linewidth;
      if (light.isPointLight === true && result.isMeshDistanceMaterial === true) {
        result.referencePosition.setFromMatrixPosition(light.matrixWorld);
        result.nearDistance = shadowCameraNear;
        result.farDistance = shadowCameraFar;
      }
      return result;
    }
    function renderObject(object, camera, shadowCamera, light, type) {
      if (object.visible === false)
        return;
      var visible = object.layers.test(camera.layers);
      if (visible && (object.isMesh || object.isLine || object.isPoints)) {
        if ((object.castShadow || object.receiveShadow && type === VSMShadowMap) && (!object.frustumCulled || _frustum.intersectsObject(object))) {
          object.modelViewMatrix.multiplyMatrices(shadowCamera.matrixWorldInverse, object.matrixWorld);
          var geometry = _objects.update(object);
          var material = object.material;
          if (Array.isArray(material)) {
            var groups = geometry.groups;
            for (var k = 0, kl = groups.length; k < kl; k++) {
              var group = groups[k];
              var groupMaterial = material[group.materialIndex];
              if (groupMaterial && groupMaterial.visible) {
                var depthMaterial = getDepthMaterial(object, groupMaterial, light, shadowCamera.near, shadowCamera.far, type);
                _renderer2.renderBufferDirect(shadowCamera, null, geometry, depthMaterial, object, group);
              }
            }
          } else if (material.visible) {
            var depthMaterial = getDepthMaterial(object, material, light, shadowCamera.near, shadowCamera.far, type);
            _renderer2.renderBufferDirect(shadowCamera, null, geometry, depthMaterial, object, null);
          }
        }
      }
      var children = object.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        renderObject(children[i2], camera, shadowCamera, light, type);
      }
    }
  }
  function WebGLState(gl, extensions, capabilities) {
    var isWebGL2 = capabilities.isWebGL2;
    function ColorBuffer() {
      var locked = false;
      var color = new Vector4();
      var currentColorMask = null;
      var currentColorClear = new Vector4(0, 0, 0, 0);
      return {
        setMask: function(colorMask) {
          if (currentColorMask !== colorMask && !locked) {
            gl.colorMask(colorMask, colorMask, colorMask, colorMask);
            currentColorMask = colorMask;
          }
        },
        setLocked: function(lock) {
          locked = lock;
        },
        setClear: function(r, g, b, a, premultipliedAlpha) {
          if (premultipliedAlpha === true) {
            r *= a;
            g *= a;
            b *= a;
          }
          color.set(r, g, b, a);
          if (currentColorClear.equals(color) === false) {
            gl.clearColor(r, g, b, a);
            currentColorClear.copy(color);
          }
        },
        reset: function() {
          locked = false;
          currentColorMask = null;
          currentColorClear.set(-1, 0, 0, 0);
        }
      };
    }
    function DepthBuffer() {
      var locked = false;
      var currentDepthMask = null;
      var currentDepthFunc = null;
      var currentDepthClear = null;
      return {
        setTest: function(depthTest) {
          if (depthTest) {
            enable(2929);
          } else {
            disable(2929);
          }
        },
        setMask: function(depthMask) {
          if (currentDepthMask !== depthMask && !locked) {
            gl.depthMask(depthMask);
            currentDepthMask = depthMask;
          }
        },
        setFunc: function(depthFunc) {
          if (currentDepthFunc !== depthFunc) {
            if (depthFunc) {
              switch (depthFunc) {
                case NeverDepth:
                  gl.depthFunc(512);
                  break;
                case AlwaysDepth:
                  gl.depthFunc(519);
                  break;
                case LessDepth:
                  gl.depthFunc(513);
                  break;
                case LessEqualDepth:
                  gl.depthFunc(515);
                  break;
                case EqualDepth:
                  gl.depthFunc(514);
                  break;
                case GreaterEqualDepth:
                  gl.depthFunc(518);
                  break;
                case GreaterDepth:
                  gl.depthFunc(516);
                  break;
                case NotEqualDepth:
                  gl.depthFunc(517);
                  break;
                default:
                  gl.depthFunc(515);
              }
            } else {
              gl.depthFunc(515);
            }
            currentDepthFunc = depthFunc;
          }
        },
        setLocked: function(lock) {
          locked = lock;
        },
        setClear: function(depth) {
          if (currentDepthClear !== depth) {
            gl.clearDepth(depth);
            currentDepthClear = depth;
          }
        },
        reset: function() {
          locked = false;
          currentDepthMask = null;
          currentDepthFunc = null;
          currentDepthClear = null;
        }
      };
    }
    function StencilBuffer() {
      var locked = false;
      var currentStencilMask = null;
      var currentStencilFunc = null;
      var currentStencilRef = null;
      var currentStencilFuncMask = null;
      var currentStencilFail = null;
      var currentStencilZFail = null;
      var currentStencilZPass = null;
      var currentStencilClear = null;
      return {
        setTest: function(stencilTest) {
          if (!locked) {
            if (stencilTest) {
              enable(2960);
            } else {
              disable(2960);
            }
          }
        },
        setMask: function(stencilMask) {
          if (currentStencilMask !== stencilMask && !locked) {
            gl.stencilMask(stencilMask);
            currentStencilMask = stencilMask;
          }
        },
        setFunc: function(stencilFunc, stencilRef, stencilMask) {
          if (currentStencilFunc !== stencilFunc || currentStencilRef !== stencilRef || currentStencilFuncMask !== stencilMask) {
            gl.stencilFunc(stencilFunc, stencilRef, stencilMask);
            currentStencilFunc = stencilFunc;
            currentStencilRef = stencilRef;
            currentStencilFuncMask = stencilMask;
          }
        },
        setOp: function(stencilFail, stencilZFail, stencilZPass) {
          if (currentStencilFail !== stencilFail || currentStencilZFail !== stencilZFail || currentStencilZPass !== stencilZPass) {
            gl.stencilOp(stencilFail, stencilZFail, stencilZPass);
            currentStencilFail = stencilFail;
            currentStencilZFail = stencilZFail;
            currentStencilZPass = stencilZPass;
          }
        },
        setLocked: function(lock) {
          locked = lock;
        },
        setClear: function(stencil) {
          if (currentStencilClear !== stencil) {
            gl.clearStencil(stencil);
            currentStencilClear = stencil;
          }
        },
        reset: function() {
          locked = false;
          currentStencilMask = null;
          currentStencilFunc = null;
          currentStencilRef = null;
          currentStencilFuncMask = null;
          currentStencilFail = null;
          currentStencilZFail = null;
          currentStencilZPass = null;
          currentStencilClear = null;
        }
      };
    }
    var colorBuffer = new ColorBuffer();
    var depthBuffer = new DepthBuffer();
    var stencilBuffer = new StencilBuffer();
    var maxVertexAttributes = gl.getParameter(34921);
    var newAttributes = new Uint8Array(maxVertexAttributes);
    var enabledAttributes = new Uint8Array(maxVertexAttributes);
    var attributeDivisors = new Uint8Array(maxVertexAttributes);
    var enabledCapabilities = {};
    var currentProgram = null;
    var currentBlendingEnabled = null;
    var currentBlending = null;
    var currentBlendEquation = null;
    var currentBlendSrc = null;
    var currentBlendDst = null;
    var currentBlendEquationAlpha = null;
    var currentBlendSrcAlpha = null;
    var currentBlendDstAlpha = null;
    var currentPremultipledAlpha = false;
    var currentFlipSided = null;
    var currentCullFace = null;
    var currentLineWidth = null;
    var currentPolygonOffsetFactor = null;
    var currentPolygonOffsetUnits = null;
    var maxTextures = gl.getParameter(35661);
    var lineWidthAvailable = false;
    var version = 0;
    var glVersion = gl.getParameter(7938);
    if (glVersion.indexOf("WebGL") !== -1) {
      version = parseFloat(/^WebGL\ ([0-9])/.exec(glVersion)[1]);
      lineWidthAvailable = version >= 1;
    } else if (glVersion.indexOf("OpenGL ES") !== -1) {
      version = parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(glVersion)[1]);
      lineWidthAvailable = version >= 2;
    }
    var currentTextureSlot = null;
    var currentBoundTextures = {};
    var currentScissor = new Vector4();
    var currentViewport = new Vector4();
    function createTexture(type, target, count) {
      var data = new Uint8Array(4);
      var texture = gl.createTexture();
      gl.bindTexture(type, texture);
      gl.texParameteri(type, 10241, 9728);
      gl.texParameteri(type, 10240, 9728);
      for (var i2 = 0; i2 < count; i2++) {
        gl.texImage2D(target + i2, 0, 6408, 1, 1, 0, 6408, 5121, data);
      }
      return texture;
    }
    var emptyTextures = {};
    emptyTextures[3553] = createTexture(3553, 3553, 1);
    emptyTextures[34067] = createTexture(34067, 34069, 6);
    colorBuffer.setClear(0, 0, 0, 1);
    depthBuffer.setClear(1);
    stencilBuffer.setClear(0);
    enable(2929);
    depthBuffer.setFunc(LessEqualDepth);
    setFlipSided(false);
    setCullFace(CullFaceBack);
    enable(2884);
    setBlending(NoBlending);
    function initAttributes() {
      for (var i2 = 0, l = newAttributes.length; i2 < l; i2++) {
        newAttributes[i2] = 0;
      }
    }
    function enableAttribute(attribute) {
      enableAttributeAndDivisor(attribute, 0);
    }
    function enableAttributeAndDivisor(attribute, meshPerAttribute) {
      newAttributes[attribute] = 1;
      if (enabledAttributes[attribute] === 0) {
        gl.enableVertexAttribArray(attribute);
        enabledAttributes[attribute] = 1;
      }
      if (attributeDivisors[attribute] !== meshPerAttribute) {
        var extension2 = isWebGL2 ? gl : extensions.get("ANGLE_instanced_arrays");
        extension2[isWebGL2 ? "vertexAttribDivisor" : "vertexAttribDivisorANGLE"](attribute, meshPerAttribute);
        attributeDivisors[attribute] = meshPerAttribute;
      }
    }
    function disableUnusedAttributes() {
      for (var i2 = 0, l = enabledAttributes.length; i2 !== l; ++i2) {
        if (enabledAttributes[i2] !== newAttributes[i2]) {
          gl.disableVertexAttribArray(i2);
          enabledAttributes[i2] = 0;
        }
      }
    }
    function enable(id) {
      if (enabledCapabilities[id] !== true) {
        gl.enable(id);
        enabledCapabilities[id] = true;
      }
    }
    function disable(id) {
      if (enabledCapabilities[id] !== false) {
        gl.disable(id);
        enabledCapabilities[id] = false;
      }
    }
    function useProgram(program) {
      if (currentProgram !== program) {
        gl.useProgram(program);
        currentProgram = program;
        return true;
      }
      return false;
    }
    var equationToGL = {
      [AddEquation]: 32774,
      [SubtractEquation]: 32778,
      [ReverseSubtractEquation]: 32779
    };
    if (isWebGL2) {
      equationToGL[MinEquation] = 32775;
      equationToGL[MaxEquation] = 32776;
    } else {
      var extension = extensions.get("EXT_blend_minmax");
      if (extension !== null) {
        equationToGL[MinEquation] = extension.MIN_EXT;
        equationToGL[MaxEquation] = extension.MAX_EXT;
      }
    }
    var factorToGL = {
      [ZeroFactor]: 0,
      [OneFactor]: 1,
      [SrcColorFactor]: 768,
      [SrcAlphaFactor]: 770,
      [SrcAlphaSaturateFactor]: 776,
      [DstColorFactor]: 774,
      [DstAlphaFactor]: 772,
      [OneMinusSrcColorFactor]: 769,
      [OneMinusSrcAlphaFactor]: 771,
      [OneMinusDstColorFactor]: 775,
      [OneMinusDstAlphaFactor]: 773
    };
    function setBlending(blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha, premultipliedAlpha) {
      if (blending === NoBlending) {
        if (currentBlendingEnabled) {
          disable(3042);
          currentBlendingEnabled = false;
        }
        return;
      }
      if (!currentBlendingEnabled) {
        enable(3042);
        currentBlendingEnabled = true;
      }
      if (blending !== CustomBlending) {
        if (blending !== currentBlending || premultipliedAlpha !== currentPremultipledAlpha) {
          if (currentBlendEquation !== AddEquation || currentBlendEquationAlpha !== AddEquation) {
            gl.blendEquation(32774);
            currentBlendEquation = AddEquation;
            currentBlendEquationAlpha = AddEquation;
          }
          if (premultipliedAlpha) {
            switch (blending) {
              case NormalBlending:
                gl.blendFuncSeparate(1, 771, 1, 771);
                break;
              case AdditiveBlending:
                gl.blendFunc(1, 1);
                break;
              case SubtractiveBlending:
                gl.blendFuncSeparate(0, 0, 769, 771);
                break;
              case MultiplyBlending:
                gl.blendFuncSeparate(0, 768, 0, 770);
                break;
              default:
                console.error("THREE.WebGLState: Invalid blending: ", blending);
                break;
            }
          } else {
            switch (blending) {
              case NormalBlending:
                gl.blendFuncSeparate(770, 771, 1, 771);
                break;
              case AdditiveBlending:
                gl.blendFunc(770, 1);
                break;
              case SubtractiveBlending:
                gl.blendFunc(0, 769);
                break;
              case MultiplyBlending:
                gl.blendFunc(0, 768);
                break;
              default:
                console.error("THREE.WebGLState: Invalid blending: ", blending);
                break;
            }
          }
          currentBlendSrc = null;
          currentBlendDst = null;
          currentBlendSrcAlpha = null;
          currentBlendDstAlpha = null;
          currentBlending = blending;
          currentPremultipledAlpha = premultipliedAlpha;
        }
        return;
      }
      blendEquationAlpha = blendEquationAlpha || blendEquation;
      blendSrcAlpha = blendSrcAlpha || blendSrc;
      blendDstAlpha = blendDstAlpha || blendDst;
      if (blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha) {
        gl.blendEquationSeparate(equationToGL[blendEquation], equationToGL[blendEquationAlpha]);
        currentBlendEquation = blendEquation;
        currentBlendEquationAlpha = blendEquationAlpha;
      }
      if (blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha) {
        gl.blendFuncSeparate(factorToGL[blendSrc], factorToGL[blendDst], factorToGL[blendSrcAlpha], factorToGL[blendDstAlpha]);
        currentBlendSrc = blendSrc;
        currentBlendDst = blendDst;
        currentBlendSrcAlpha = blendSrcAlpha;
        currentBlendDstAlpha = blendDstAlpha;
      }
      currentBlending = blending;
      currentPremultipledAlpha = null;
    }
    function setMaterial(material, frontFaceCW) {
      material.side === DoubleSide ? disable(2884) : enable(2884);
      var flipSided = material.side === BackSide;
      if (frontFaceCW)
        flipSided = !flipSided;
      setFlipSided(flipSided);
      material.blending === NormalBlending && material.transparent === false ? setBlending(NoBlending) : setBlending(material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha, material.premultipliedAlpha);
      depthBuffer.setFunc(material.depthFunc);
      depthBuffer.setTest(material.depthTest);
      depthBuffer.setMask(material.depthWrite);
      colorBuffer.setMask(material.colorWrite);
      var stencilWrite = material.stencilWrite;
      stencilBuffer.setTest(stencilWrite);
      if (stencilWrite) {
        stencilBuffer.setMask(material.stencilWriteMask);
        stencilBuffer.setFunc(material.stencilFunc, material.stencilRef, material.stencilFuncMask);
        stencilBuffer.setOp(material.stencilFail, material.stencilZFail, material.stencilZPass);
      }
      setPolygonOffset(material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits);
    }
    function setFlipSided(flipSided) {
      if (currentFlipSided !== flipSided) {
        if (flipSided) {
          gl.frontFace(2304);
        } else {
          gl.frontFace(2305);
        }
        currentFlipSided = flipSided;
      }
    }
    function setCullFace(cullFace) {
      if (cullFace !== CullFaceNone) {
        enable(2884);
        if (cullFace !== currentCullFace) {
          if (cullFace === CullFaceBack) {
            gl.cullFace(1029);
          } else if (cullFace === CullFaceFront) {
            gl.cullFace(1028);
          } else {
            gl.cullFace(1032);
          }
        }
      } else {
        disable(2884);
      }
      currentCullFace = cullFace;
    }
    function setLineWidth(width) {
      if (width !== currentLineWidth) {
        if (lineWidthAvailable)
          gl.lineWidth(width);
        currentLineWidth = width;
      }
    }
    function setPolygonOffset(polygonOffset, factor, units) {
      if (polygonOffset) {
        enable(32823);
        if (currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units) {
          gl.polygonOffset(factor, units);
          currentPolygonOffsetFactor = factor;
          currentPolygonOffsetUnits = units;
        }
      } else {
        disable(32823);
      }
    }
    function setScissorTest(scissorTest) {
      if (scissorTest) {
        enable(3089);
      } else {
        disable(3089);
      }
    }
    function activeTexture(webglSlot) {
      if (webglSlot === void 0)
        webglSlot = 33984 + maxTextures - 1;
      if (currentTextureSlot !== webglSlot) {
        gl.activeTexture(webglSlot);
        currentTextureSlot = webglSlot;
      }
    }
    function bindTexture(webglType, webglTexture) {
      if (currentTextureSlot === null) {
        activeTexture();
      }
      var boundTexture = currentBoundTextures[currentTextureSlot];
      if (boundTexture === void 0) {
        boundTexture = { type: void 0, texture: void 0 };
        currentBoundTextures[currentTextureSlot] = boundTexture;
      }
      if (boundTexture.type !== webglType || boundTexture.texture !== webglTexture) {
        gl.bindTexture(webglType, webglTexture || emptyTextures[webglType]);
        boundTexture.type = webglType;
        boundTexture.texture = webglTexture;
      }
    }
    function unbindTexture() {
      var boundTexture = currentBoundTextures[currentTextureSlot];
      if (boundTexture !== void 0 && boundTexture.type !== void 0) {
        gl.bindTexture(boundTexture.type, null);
        boundTexture.type = void 0;
        boundTexture.texture = void 0;
      }
    }
    function compressedTexImage2D() {
      try {
        gl.compressedTexImage2D.apply(gl, arguments);
      } catch (error) {
        console.error("THREE.WebGLState:", error);
      }
    }
    function texImage2D() {
      try {
        gl.texImage2D.apply(gl, arguments);
      } catch (error) {
        console.error("THREE.WebGLState:", error);
      }
    }
    function texImage3D() {
      try {
        gl.texImage3D.apply(gl, arguments);
      } catch (error) {
        console.error("THREE.WebGLState:", error);
      }
    }
    function scissor(scissor2) {
      if (currentScissor.equals(scissor2) === false) {
        gl.scissor(scissor2.x, scissor2.y, scissor2.z, scissor2.w);
        currentScissor.copy(scissor2);
      }
    }
    function viewport(viewport2) {
      if (currentViewport.equals(viewport2) === false) {
        gl.viewport(viewport2.x, viewport2.y, viewport2.z, viewport2.w);
        currentViewport.copy(viewport2);
      }
    }
    function reset() {
      for (var i2 = 0; i2 < enabledAttributes.length; i2++) {
        if (enabledAttributes[i2] === 1) {
          gl.disableVertexAttribArray(i2);
          enabledAttributes[i2] = 0;
        }
      }
      enabledCapabilities = {};
      currentTextureSlot = null;
      currentBoundTextures = {};
      currentProgram = null;
      currentBlending = null;
      currentFlipSided = null;
      currentCullFace = null;
      colorBuffer.reset();
      depthBuffer.reset();
      stencilBuffer.reset();
    }
    return {
      buffers: {
        color: colorBuffer,
        depth: depthBuffer,
        stencil: stencilBuffer
      },
      initAttributes,
      enableAttribute,
      enableAttributeAndDivisor,
      disableUnusedAttributes,
      enable,
      disable,
      useProgram,
      setBlending,
      setMaterial,
      setFlipSided,
      setCullFace,
      setLineWidth,
      setPolygonOffset,
      setScissorTest,
      activeTexture,
      bindTexture,
      unbindTexture,
      compressedTexImage2D,
      texImage2D,
      texImage3D,
      scissor,
      viewport,
      reset
    };
  }
  function WebGLTextures(_gl, extensions, state, properties, capabilities, utils, info) {
    var isWebGL2 = capabilities.isWebGL2;
    var maxTextures = capabilities.maxTextures;
    var maxCubemapSize = capabilities.maxCubemapSize;
    var maxTextureSize = capabilities.maxTextureSize;
    var maxSamples = capabilities.maxSamples;
    var _videoTextures = /* @__PURE__ */ new WeakMap();
    var _canvas2;
    var useOffscreenCanvas = false;
    try {
      useOffscreenCanvas = typeof OffscreenCanvas !== "undefined" && new OffscreenCanvas(1, 1).getContext("2d") !== null;
    } catch (err) {
    }
    function createCanvas(width, height) {
      return useOffscreenCanvas ? new OffscreenCanvas(width, height) : document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
    }
    function resizeImage(image, needsPowerOfTwo, needsNewCanvas, maxSize) {
      var scale = 1;
      if (image.width > maxSize || image.height > maxSize) {
        scale = maxSize / Math.max(image.width, image.height);
      }
      if (scale < 1 || needsPowerOfTwo === true) {
        if (typeof HTMLImageElement !== "undefined" && image instanceof HTMLImageElement || typeof HTMLCanvasElement !== "undefined" && image instanceof HTMLCanvasElement || typeof ImageBitmap !== "undefined" && image instanceof ImageBitmap) {
          var floor = needsPowerOfTwo ? MathUtils.floorPowerOfTwo : Math.floor;
          var width = floor(scale * image.width);
          var height = floor(scale * image.height);
          if (_canvas2 === void 0)
            _canvas2 = createCanvas(width, height);
          var canvas = needsNewCanvas ? createCanvas(width, height) : _canvas2;
          canvas.width = width;
          canvas.height = height;
          var context = canvas.getContext("2d");
          context.drawImage(image, 0, 0, width, height);
          console.warn("THREE.WebGLRenderer: Texture has been resized from (" + image.width + "x" + image.height + ") to (" + width + "x" + height + ").");
          return canvas;
        } else {
          if ("data" in image) {
            console.warn("THREE.WebGLRenderer: Image in DataTexture is too big (" + image.width + "x" + image.height + ").");
          }
          return image;
        }
      }
      return image;
    }
    function isPowerOfTwo(image) {
      return MathUtils.isPowerOfTwo(image.width) && MathUtils.isPowerOfTwo(image.height);
    }
    function textureNeedsPowerOfTwo(texture) {
      if (isWebGL2)
        return false;
      return texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping || texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter;
    }
    function textureNeedsGenerateMipmaps(texture, supportsMips) {
      return texture.generateMipmaps && supportsMips && texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter;
    }
    function generateMipmap(target, texture, width, height) {
      _gl.generateMipmap(target);
      var textureProperties = properties.get(texture);
      textureProperties.__maxMipLevel = Math.log(Math.max(width, height)) * Math.LOG2E;
    }
    function getInternalFormat(internalFormatName, glFormat, glType) {
      if (isWebGL2 === false)
        return glFormat;
      if (internalFormatName !== null) {
        if (_gl[internalFormatName] !== void 0)
          return _gl[internalFormatName];
        console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '" + internalFormatName + "'");
      }
      var internalFormat = glFormat;
      if (glFormat === 6403) {
        if (glType === 5126)
          internalFormat = 33326;
        if (glType === 5131)
          internalFormat = 33325;
        if (glType === 5121)
          internalFormat = 33321;
      }
      if (glFormat === 6407) {
        if (glType === 5126)
          internalFormat = 34837;
        if (glType === 5131)
          internalFormat = 34843;
        if (glType === 5121)
          internalFormat = 32849;
      }
      if (glFormat === 6408) {
        if (glType === 5126)
          internalFormat = 34836;
        if (glType === 5131)
          internalFormat = 34842;
        if (glType === 5121)
          internalFormat = 32856;
      }
      if (internalFormat === 33325 || internalFormat === 33326 || internalFormat === 34842 || internalFormat === 34836) {
        extensions.get("EXT_color_buffer_float");
      } else if (internalFormat === 34843 || internalFormat === 34837) {
        console.warn("THREE.WebGLRenderer: Floating point textures with RGB format not supported. Please use RGBA instead.");
      }
      return internalFormat;
    }
    function filterFallback(f) {
      if (f === NearestFilter || f === NearestMipmapNearestFilter || f === NearestMipmapLinearFilter) {
        return 9728;
      }
      return 9729;
    }
    function onTextureDispose(event) {
      var texture = event.target;
      texture.removeEventListener("dispose", onTextureDispose);
      deallocateTexture(texture);
      if (texture.isVideoTexture) {
        _videoTextures.delete(texture);
      }
      info.memory.textures--;
    }
    function onRenderTargetDispose(event) {
      var renderTarget = event.target;
      renderTarget.removeEventListener("dispose", onRenderTargetDispose);
      deallocateRenderTarget(renderTarget);
      info.memory.textures--;
    }
    function deallocateTexture(texture) {
      var textureProperties = properties.get(texture);
      if (textureProperties.__webglInit === void 0)
        return;
      _gl.deleteTexture(textureProperties.__webglTexture);
      properties.remove(texture);
    }
    function deallocateRenderTarget(renderTarget) {
      var renderTargetProperties = properties.get(renderTarget);
      var textureProperties = properties.get(renderTarget.texture);
      if (!renderTarget)
        return;
      if (textureProperties.__webglTexture !== void 0) {
        _gl.deleteTexture(textureProperties.__webglTexture);
      }
      if (renderTarget.depthTexture) {
        renderTarget.depthTexture.dispose();
      }
      if (renderTarget.isWebGLCubeRenderTarget) {
        for (var i2 = 0; i2 < 6; i2++) {
          _gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i2]);
          if (renderTargetProperties.__webglDepthbuffer)
            _gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer[i2]);
        }
      } else {
        _gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer);
        if (renderTargetProperties.__webglDepthbuffer)
          _gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer);
      }
      if (renderTarget.isWebGLMultiviewRenderTarget) {
        _gl.deleteTexture(renderTargetProperties.__webglColorTexture);
        _gl.deleteTexture(renderTargetProperties.__webglDepthStencilTexture);
        info.memory.textures -= 2;
        for (var i2 = 0, il = renderTargetProperties.__webglViewFramebuffers.length; i2 < il; i2++) {
          _gl.deleteFramebuffer(renderTargetProperties.__webglViewFramebuffers[i2]);
        }
      }
      properties.remove(renderTarget.texture);
      properties.remove(renderTarget);
    }
    var textureUnits = 0;
    function resetTextureUnits() {
      textureUnits = 0;
    }
    function allocateTextureUnit() {
      var textureUnit = textureUnits;
      if (textureUnit >= maxTextures) {
        console.warn("THREE.WebGLTextures: Trying to use " + textureUnit + " texture units while this GPU supports only " + maxTextures);
      }
      textureUnits += 1;
      return textureUnit;
    }
    function setTexture2D(texture, slot) {
      var textureProperties = properties.get(texture);
      if (texture.isVideoTexture)
        updateVideoTexture(texture);
      if (texture.version > 0 && textureProperties.__version !== texture.version) {
        var image = texture.image;
        if (image === void 0) {
          console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");
        } else if (image.complete === false) {
          console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete");
        } else {
          uploadTexture(textureProperties, texture, slot);
          return;
        }
      }
      state.activeTexture(33984 + slot);
      state.bindTexture(3553, textureProperties.__webglTexture);
    }
    function setTexture2DArray(texture, slot) {
      var textureProperties = properties.get(texture);
      if (texture.version > 0 && textureProperties.__version !== texture.version) {
        uploadTexture(textureProperties, texture, slot);
        return;
      }
      state.activeTexture(33984 + slot);
      state.bindTexture(35866, textureProperties.__webglTexture);
    }
    function setTexture3D(texture, slot) {
      var textureProperties = properties.get(texture);
      if (texture.version > 0 && textureProperties.__version !== texture.version) {
        uploadTexture(textureProperties, texture, slot);
        return;
      }
      state.activeTexture(33984 + slot);
      state.bindTexture(32879, textureProperties.__webglTexture);
    }
    function setTextureCube(texture, slot) {
      if (texture.image.length !== 6)
        return;
      var textureProperties = properties.get(texture);
      if (texture.version > 0 && textureProperties.__version !== texture.version) {
        initTexture(textureProperties, texture);
        state.activeTexture(33984 + slot);
        state.bindTexture(34067, textureProperties.__webglTexture);
        _gl.pixelStorei(37440, texture.flipY);
        var isCompressed = texture && (texture.isCompressedTexture || texture.image[0].isCompressedTexture);
        var isDataTexture = texture.image[0] && texture.image[0].isDataTexture;
        var cubeImage = [];
        for (var i2 = 0; i2 < 6; i2++) {
          if (!isCompressed && !isDataTexture) {
            cubeImage[i2] = resizeImage(texture.image[i2], false, true, maxCubemapSize);
          } else {
            cubeImage[i2] = isDataTexture ? texture.image[i2].image : texture.image[i2];
          }
        }
        var image = cubeImage[0], supportsMips = isPowerOfTwo(image) || isWebGL2, glFormat = utils.convert(texture.format), glType = utils.convert(texture.type), glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType);
        setTextureParameters(34067, texture, supportsMips);
        var mipmaps;
        if (isCompressed) {
          for (var i2 = 0; i2 < 6; i2++) {
            mipmaps = cubeImage[i2].mipmaps;
            for (var j = 0; j < mipmaps.length; j++) {
              var mipmap = mipmaps[j];
              if (texture.format !== RGBAFormat && texture.format !== RGBFormat) {
                if (glFormat !== null) {
                  state.compressedTexImage2D(34069 + i2, j, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data);
                } else {
                  console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()");
                }
              } else {
                state.texImage2D(34069 + i2, j, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
              }
            }
          }
          textureProperties.__maxMipLevel = mipmaps.length - 1;
        } else {
          mipmaps = texture.mipmaps;
          for (var i2 = 0; i2 < 6; i2++) {
            if (isDataTexture) {
              state.texImage2D(34069 + i2, 0, glInternalFormat, cubeImage[i2].width, cubeImage[i2].height, 0, glFormat, glType, cubeImage[i2].data);
              for (var j = 0; j < mipmaps.length; j++) {
                var mipmap = mipmaps[j];
                var mipmapImage = mipmap.image[i2].image;
                state.texImage2D(34069 + i2, j + 1, glInternalFormat, mipmapImage.width, mipmapImage.height, 0, glFormat, glType, mipmapImage.data);
              }
            } else {
              state.texImage2D(34069 + i2, 0, glInternalFormat, glFormat, glType, cubeImage[i2]);
              for (var j = 0; j < mipmaps.length; j++) {
                var mipmap = mipmaps[j];
                state.texImage2D(34069 + i2, j + 1, glInternalFormat, glFormat, glType, mipmap.image[i2]);
              }
            }
          }
          textureProperties.__maxMipLevel = mipmaps.length;
        }
        if (textureNeedsGenerateMipmaps(texture, supportsMips)) {
          generateMipmap(34067, texture, image.width, image.height);
        }
        textureProperties.__version = texture.version;
        if (texture.onUpdate)
          texture.onUpdate(texture);
      } else {
        state.activeTexture(33984 + slot);
        state.bindTexture(34067, textureProperties.__webglTexture);
      }
    }
    function setTextureCubeDynamic(texture, slot) {
      state.activeTexture(33984 + slot);
      state.bindTexture(34067, properties.get(texture).__webglTexture);
    }
    var wrappingToGL = {
      [RepeatWrapping]: 10497,
      [ClampToEdgeWrapping]: 33071,
      [MirroredRepeatWrapping]: 33648
    };
    var filterToGL = {
      [NearestFilter]: 9728,
      [NearestMipmapNearestFilter]: 9984,
      [NearestMipmapLinearFilter]: 9986,
      [LinearFilter]: 9729,
      [LinearMipmapNearestFilter]: 9985,
      [LinearMipmapLinearFilter]: 9987
    };
    function setTextureParameters(textureType, texture, supportsMips) {
      if (supportsMips) {
        _gl.texParameteri(textureType, 10242, wrappingToGL[texture.wrapS]);
        _gl.texParameteri(textureType, 10243, wrappingToGL[texture.wrapT]);
        if (textureType === 32879 || textureType === 35866) {
          _gl.texParameteri(textureType, 32882, wrappingToGL[texture.wrapR]);
        }
        _gl.texParameteri(textureType, 10240, filterToGL[texture.magFilter]);
        _gl.texParameteri(textureType, 10241, filterToGL[texture.minFilter]);
      } else {
        _gl.texParameteri(textureType, 10242, 33071);
        _gl.texParameteri(textureType, 10243, 33071);
        if (textureType === 32879 || textureType === 35866) {
          _gl.texParameteri(textureType, 32882, 33071);
        }
        if (texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping) {
          console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.");
        }
        _gl.texParameteri(textureType, 10240, filterFallback(texture.magFilter));
        _gl.texParameteri(textureType, 10241, filterFallback(texture.minFilter));
        if (texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter) {
          console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.");
        }
      }
      var extension = extensions.get("EXT_texture_filter_anisotropic");
      if (extension) {
        if (texture.type === FloatType && extensions.get("OES_texture_float_linear") === null)
          return;
        if (texture.type === HalfFloatType && (isWebGL2 || extensions.get("OES_texture_half_float_linear")) === null)
          return;
        if (texture.anisotropy > 1 || properties.get(texture).__currentAnisotropy) {
          _gl.texParameterf(textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min(texture.anisotropy, capabilities.getMaxAnisotropy()));
          properties.get(texture).__currentAnisotropy = texture.anisotropy;
        }
      }
    }
    function initTexture(textureProperties, texture) {
      if (textureProperties.__webglInit === void 0) {
        textureProperties.__webglInit = true;
        texture.addEventListener("dispose", onTextureDispose);
        textureProperties.__webglTexture = _gl.createTexture();
        info.memory.textures++;
      }
    }
    function uploadTexture(textureProperties, texture, slot) {
      var textureType = 3553;
      if (texture.isDataTexture2DArray)
        textureType = 35866;
      if (texture.isDataTexture3D)
        textureType = 32879;
      initTexture(textureProperties, texture);
      state.activeTexture(33984 + slot);
      state.bindTexture(textureType, textureProperties.__webglTexture);
      _gl.pixelStorei(37440, texture.flipY);
      _gl.pixelStorei(37441, texture.premultiplyAlpha);
      _gl.pixelStorei(3317, texture.unpackAlignment);
      var needsPowerOfTwo = textureNeedsPowerOfTwo(texture) && isPowerOfTwo(texture.image) === false;
      var image = resizeImage(texture.image, needsPowerOfTwo, false, maxTextureSize);
      var supportsMips = isPowerOfTwo(image) || isWebGL2, glFormat = utils.convert(texture.format), glType = utils.convert(texture.type), glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType);
      setTextureParameters(textureType, texture, supportsMips);
      var mipmap, mipmaps = texture.mipmaps;
      if (texture.isDepthTexture) {
        glInternalFormat = 6402;
        if (texture.type === FloatType) {
          if (isWebGL2 === false)
            throw new Error("Float Depth Texture only supported in WebGL2.0");
          glInternalFormat = 36012;
        } else if (isWebGL2) {
          glInternalFormat = 33189;
        }
        if (texture.format === DepthFormat && glInternalFormat === 6402) {
          if (texture.type !== UnsignedShortType && texture.type !== UnsignedIntType) {
            console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.");
            texture.type = UnsignedShortType;
            glType = utils.convert(texture.type);
          }
        }
        if (texture.format === DepthStencilFormat) {
          glInternalFormat = 34041;
          if (texture.type !== UnsignedInt248Type) {
            console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.");
            texture.type = UnsignedInt248Type;
            glType = utils.convert(texture.type);
          }
        }
        state.texImage2D(3553, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, null);
      } else if (texture.isDataTexture) {
        if (mipmaps.length > 0 && supportsMips) {
          for (var i2 = 0, il = mipmaps.length; i2 < il; i2++) {
            mipmap = mipmaps[i2];
            state.texImage2D(3553, i2, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
          }
          texture.generateMipmaps = false;
          textureProperties.__maxMipLevel = mipmaps.length - 1;
        } else {
          state.texImage2D(3553, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, image.data);
          textureProperties.__maxMipLevel = 0;
        }
      } else if (texture.isCompressedTexture) {
        for (var i2 = 0, il = mipmaps.length; i2 < il; i2++) {
          mipmap = mipmaps[i2];
          if (texture.format !== RGBAFormat && texture.format !== RGBFormat) {
            if (glFormat !== null) {
              state.compressedTexImage2D(3553, i2, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data);
            } else {
              console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");
            }
          } else {
            state.texImage2D(3553, i2, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
          }
        }
        textureProperties.__maxMipLevel = mipmaps.length - 1;
      } else if (texture.isDataTexture2DArray) {
        state.texImage3D(35866, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data);
        textureProperties.__maxMipLevel = 0;
      } else if (texture.isDataTexture3D) {
        state.texImage3D(32879, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data);
        textureProperties.__maxMipLevel = 0;
      } else {
        if (mipmaps.length > 0 && supportsMips) {
          for (var i2 = 0, il = mipmaps.length; i2 < il; i2++) {
            mipmap = mipmaps[i2];
            state.texImage2D(3553, i2, glInternalFormat, glFormat, glType, mipmap);
          }
          texture.generateMipmaps = false;
          textureProperties.__maxMipLevel = mipmaps.length - 1;
        } else {
          state.texImage2D(3553, 0, glInternalFormat, glFormat, glType, image);
          textureProperties.__maxMipLevel = 0;
        }
      }
      if (textureNeedsGenerateMipmaps(texture, supportsMips)) {
        generateMipmap(textureType, texture, image.width, image.height);
      }
      textureProperties.__version = texture.version;
      if (texture.onUpdate)
        texture.onUpdate(texture);
    }
    function setupFrameBufferTexture(framebuffer, renderTarget, attachment, textureTarget) {
      var glFormat = utils.convert(renderTarget.texture.format);
      var glType = utils.convert(renderTarget.texture.type);
      var glInternalFormat = getInternalFormat(renderTarget.texture.internalFormat, glFormat, glType);
      state.texImage2D(textureTarget, 0, glInternalFormat, renderTarget.width, renderTarget.height, 0, glFormat, glType, null);
      _gl.bindFramebuffer(36160, framebuffer);
      _gl.framebufferTexture2D(36160, attachment, textureTarget, properties.get(renderTarget.texture).__webglTexture, 0);
      _gl.bindFramebuffer(36160, null);
    }
    function setupRenderBufferStorage(renderbuffer, renderTarget, isMultisample) {
      _gl.bindRenderbuffer(36161, renderbuffer);
      if (renderTarget.depthBuffer && !renderTarget.stencilBuffer) {
        if (isMultisample) {
          var samples = getRenderTargetSamples(renderTarget);
          _gl.renderbufferStorageMultisample(36161, samples, 33189, renderTarget.width, renderTarget.height);
        } else {
          _gl.renderbufferStorage(36161, 33189, renderTarget.width, renderTarget.height);
        }
        _gl.framebufferRenderbuffer(36160, 36096, 36161, renderbuffer);
      } else if (renderTarget.depthBuffer && renderTarget.stencilBuffer) {
        if (isMultisample) {
          var samples = getRenderTargetSamples(renderTarget);
          _gl.renderbufferStorageMultisample(36161, samples, 35056, renderTarget.width, renderTarget.height);
        } else {
          _gl.renderbufferStorage(36161, 34041, renderTarget.width, renderTarget.height);
        }
        _gl.framebufferRenderbuffer(36160, 33306, 36161, renderbuffer);
      } else {
        var glFormat = utils.convert(renderTarget.texture.format);
        var glType = utils.convert(renderTarget.texture.type);
        var glInternalFormat = getInternalFormat(renderTarget.texture.internalFormat, glFormat, glType);
        if (isMultisample) {
          var samples = getRenderTargetSamples(renderTarget);
          _gl.renderbufferStorageMultisample(36161, samples, glInternalFormat, renderTarget.width, renderTarget.height);
        } else {
          _gl.renderbufferStorage(36161, glInternalFormat, renderTarget.width, renderTarget.height);
        }
      }
      _gl.bindRenderbuffer(36161, null);
    }
    function setupDepthTexture(framebuffer, renderTarget) {
      var isCube = renderTarget && renderTarget.isWebGLCubeRenderTarget;
      if (isCube)
        throw new Error("Depth Texture with cube render targets is not supported");
      _gl.bindFramebuffer(36160, framebuffer);
      if (!(renderTarget.depthTexture && renderTarget.depthTexture.isDepthTexture)) {
        throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");
      }
      if (!properties.get(renderTarget.depthTexture).__webglTexture || renderTarget.depthTexture.image.width !== renderTarget.width || renderTarget.depthTexture.image.height !== renderTarget.height) {
        renderTarget.depthTexture.image.width = renderTarget.width;
        renderTarget.depthTexture.image.height = renderTarget.height;
        renderTarget.depthTexture.needsUpdate = true;
      }
      setTexture2D(renderTarget.depthTexture, 0);
      var webglDepthTexture = properties.get(renderTarget.depthTexture).__webglTexture;
      if (renderTarget.depthTexture.format === DepthFormat) {
        _gl.framebufferTexture2D(36160, 36096, 3553, webglDepthTexture, 0);
      } else if (renderTarget.depthTexture.format === DepthStencilFormat) {
        _gl.framebufferTexture2D(36160, 33306, 3553, webglDepthTexture, 0);
      } else {
        throw new Error("Unknown depthTexture format");
      }
    }
    function setupDepthRenderbuffer(renderTarget) {
      var renderTargetProperties = properties.get(renderTarget);
      var isCube = renderTarget.isWebGLCubeRenderTarget === true;
      if (renderTarget.depthTexture) {
        if (isCube)
          throw new Error("target.depthTexture not supported in Cube render targets");
        setupDepthTexture(renderTargetProperties.__webglFramebuffer, renderTarget);
      } else {
        if (isCube) {
          renderTargetProperties.__webglDepthbuffer = [];
          for (var i2 = 0; i2 < 6; i2++) {
            _gl.bindFramebuffer(36160, renderTargetProperties.__webglFramebuffer[i2]);
            renderTargetProperties.__webglDepthbuffer[i2] = _gl.createRenderbuffer();
            setupRenderBufferStorage(renderTargetProperties.__webglDepthbuffer[i2], renderTarget);
          }
        } else {
          _gl.bindFramebuffer(36160, renderTargetProperties.__webglFramebuffer);
          renderTargetProperties.__webglDepthbuffer = _gl.createRenderbuffer();
          setupRenderBufferStorage(renderTargetProperties.__webglDepthbuffer, renderTarget);
        }
      }
      _gl.bindFramebuffer(36160, null);
    }
    function setupRenderTarget(renderTarget) {
      var renderTargetProperties = properties.get(renderTarget);
      var textureProperties = properties.get(renderTarget.texture);
      renderTarget.addEventListener("dispose", onRenderTargetDispose);
      textureProperties.__webglTexture = _gl.createTexture();
      info.memory.textures++;
      var isCube = renderTarget.isWebGLCubeRenderTarget === true;
      var isMultisample = renderTarget.isWebGLMultisampleRenderTarget === true;
      var isMultiview = renderTarget.isWebGLMultiviewRenderTarget === true;
      var supportsMips = isPowerOfTwo(renderTarget) || isWebGL2;
      if (isCube) {
        renderTargetProperties.__webglFramebuffer = [];
        for (var i2 = 0; i2 < 6; i2++) {
          renderTargetProperties.__webglFramebuffer[i2] = _gl.createFramebuffer();
        }
      } else {
        renderTargetProperties.__webglFramebuffer = _gl.createFramebuffer();
        if (isMultisample) {
          if (isWebGL2) {
            renderTargetProperties.__webglMultisampledFramebuffer = _gl.createFramebuffer();
            renderTargetProperties.__webglColorRenderbuffer = _gl.createRenderbuffer();
            _gl.bindRenderbuffer(36161, renderTargetProperties.__webglColorRenderbuffer);
            var glFormat = utils.convert(renderTarget.texture.format);
            var glType = utils.convert(renderTarget.texture.type);
            var glInternalFormat = getInternalFormat(renderTarget.texture.internalFormat, glFormat, glType);
            var samples = getRenderTargetSamples(renderTarget);
            _gl.renderbufferStorageMultisample(36161, samples, glInternalFormat, renderTarget.width, renderTarget.height);
            _gl.bindFramebuffer(36160, renderTargetProperties.__webglMultisampledFramebuffer);
            _gl.framebufferRenderbuffer(36160, 36064, 36161, renderTargetProperties.__webglColorRenderbuffer);
            _gl.bindRenderbuffer(36161, null);
            if (renderTarget.depthBuffer) {
              renderTargetProperties.__webglDepthRenderbuffer = _gl.createRenderbuffer();
              setupRenderBufferStorage(renderTargetProperties.__webglDepthRenderbuffer, renderTarget, true);
            }
            _gl.bindFramebuffer(36160, null);
          } else {
            console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");
          }
        } else if (isMultiview) {
          var width = renderTarget.width;
          var height = renderTarget.height;
          var numViews = renderTarget.numViews;
          _gl.bindFramebuffer(36160, renderTargetProperties.__webglFramebuffer);
          var ext = extensions.get("OVR_multiview2");
          info.memory.textures += 2;
          var colorTexture = _gl.createTexture();
          _gl.bindTexture(35866, colorTexture);
          _gl.texParameteri(35866, 10240, 9728);
          _gl.texParameteri(35866, 10241, 9728);
          _gl.texImage3D(35866, 0, 32856, width, height, numViews, 0, 6408, 5121, null);
          ext.framebufferTextureMultiviewOVR(36160, 36064, colorTexture, 0, 0, numViews);
          var depthStencilTexture = _gl.createTexture();
          _gl.bindTexture(35866, depthStencilTexture);
          _gl.texParameteri(35866, 10240, 9728);
          _gl.texParameteri(35866, 10241, 9728);
          _gl.texImage3D(35866, 0, 35056, width, height, numViews, 0, 34041, 34042, null);
          ext.framebufferTextureMultiviewOVR(36160, 33306, depthStencilTexture, 0, 0, numViews);
          var viewFramebuffers = new Array(numViews);
          for (var i2 = 0; i2 < numViews; ++i2) {
            viewFramebuffers[i2] = _gl.createFramebuffer();
            _gl.bindFramebuffer(36160, viewFramebuffers[i2]);
            _gl.framebufferTextureLayer(36160, 36064, colorTexture, 0, i2);
          }
          renderTargetProperties.__webglColorTexture = colorTexture;
          renderTargetProperties.__webglDepthStencilTexture = depthStencilTexture;
          renderTargetProperties.__webglViewFramebuffers = viewFramebuffers;
          _gl.bindFramebuffer(36160, null);
          _gl.bindTexture(35866, null);
        }
      }
      if (isCube) {
        state.bindTexture(34067, textureProperties.__webglTexture);
        setTextureParameters(34067, renderTarget.texture, supportsMips);
        for (var i2 = 0; i2 < 6; i2++) {
          setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer[i2], renderTarget, 36064, 34069 + i2);
        }
        if (textureNeedsGenerateMipmaps(renderTarget.texture, supportsMips)) {
          generateMipmap(34067, renderTarget.texture, renderTarget.width, renderTarget.height);
        }
        state.bindTexture(34067, null);
      } else if (!isMultiview) {
        state.bindTexture(3553, textureProperties.__webglTexture);
        setTextureParameters(3553, renderTarget.texture, supportsMips);
        setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer, renderTarget, 36064, 3553);
        if (textureNeedsGenerateMipmaps(renderTarget.texture, supportsMips)) {
          generateMipmap(3553, renderTarget.texture, renderTarget.width, renderTarget.height);
        }
        state.bindTexture(3553, null);
      }
      if (renderTarget.depthBuffer) {
        setupDepthRenderbuffer(renderTarget);
      }
    }
    function updateRenderTargetMipmap(renderTarget) {
      var texture = renderTarget.texture;
      var supportsMips = isPowerOfTwo(renderTarget) || isWebGL2;
      if (textureNeedsGenerateMipmaps(texture, supportsMips)) {
        var target = renderTarget.isWebGLCubeRenderTarget ? 34067 : 3553;
        var webglTexture = properties.get(texture).__webglTexture;
        state.bindTexture(target, webglTexture);
        generateMipmap(target, texture, renderTarget.width, renderTarget.height);
        state.bindTexture(target, null);
      }
    }
    function updateMultisampleRenderTarget(renderTarget) {
      if (renderTarget.isWebGLMultisampleRenderTarget) {
        if (isWebGL2) {
          var renderTargetProperties = properties.get(renderTarget);
          _gl.bindFramebuffer(36008, renderTargetProperties.__webglMultisampledFramebuffer);
          _gl.bindFramebuffer(36009, renderTargetProperties.__webglFramebuffer);
          var width = renderTarget.width;
          var height = renderTarget.height;
          var mask = 16384;
          if (renderTarget.depthBuffer)
            mask |= 256;
          if (renderTarget.stencilBuffer)
            mask |= 1024;
          _gl.blitFramebuffer(0, 0, width, height, 0, 0, width, height, mask, 9728);
        } else {
          console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");
        }
      }
    }
    function getRenderTargetSamples(renderTarget) {
      return isWebGL2 && renderTarget.isWebGLMultisampleRenderTarget ? Math.min(maxSamples, renderTarget.samples) : 0;
    }
    function updateVideoTexture(texture) {
      var frame = info.render.frame;
      if (_videoTextures.get(texture) !== frame) {
        _videoTextures.set(texture, frame);
        texture.update();
      }
    }
    var warnedTexture2D = false;
    var warnedTextureCube = false;
    function safeSetTexture2D(texture, slot) {
      if (texture && texture.isWebGLRenderTarget) {
        if (warnedTexture2D === false) {
          console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead.");
          warnedTexture2D = true;
        }
        texture = texture.texture;
      }
      setTexture2D(texture, slot);
    }
    function safeSetTextureCube(texture, slot) {
      if (texture && texture.isWebGLCubeRenderTarget) {
        if (warnedTextureCube === false) {
          console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead.");
          warnedTextureCube = true;
        }
        texture = texture.texture;
      }
      if (texture && texture.isCubeTexture || Array.isArray(texture.image) && texture.image.length === 6) {
        setTextureCube(texture, slot);
      } else {
        setTextureCubeDynamic(texture, slot);
      }
    }
    this.allocateTextureUnit = allocateTextureUnit;
    this.resetTextureUnits = resetTextureUnits;
    this.setTexture2D = setTexture2D;
    this.setTexture2DArray = setTexture2DArray;
    this.setTexture3D = setTexture3D;
    this.setTextureCube = setTextureCube;
    this.setTextureCubeDynamic = setTextureCubeDynamic;
    this.setupRenderTarget = setupRenderTarget;
    this.updateRenderTargetMipmap = updateRenderTargetMipmap;
    this.updateMultisampleRenderTarget = updateMultisampleRenderTarget;
    this.safeSetTexture2D = safeSetTexture2D;
    this.safeSetTextureCube = safeSetTextureCube;
  }
  function WebGLUtils(gl, extensions, capabilities) {
    var isWebGL2 = capabilities.isWebGL2;
    function convert(p) {
      var extension;
      if (p === UnsignedByteType)
        return 5121;
      if (p === UnsignedShort4444Type)
        return 32819;
      if (p === UnsignedShort5551Type)
        return 32820;
      if (p === UnsignedShort565Type)
        return 33635;
      if (p === ByteType)
        return 5120;
      if (p === ShortType)
        return 5122;
      if (p === UnsignedShortType)
        return 5123;
      if (p === IntType)
        return 5124;
      if (p === UnsignedIntType)
        return 5125;
      if (p === FloatType)
        return 5126;
      if (p === HalfFloatType) {
        if (isWebGL2)
          return 5131;
        extension = extensions.get("OES_texture_half_float");
        if (extension !== null) {
          return extension.HALF_FLOAT_OES;
        } else {
          return null;
        }
      }
      if (p === AlphaFormat)
        return 6406;
      if (p === RGBFormat)
        return 6407;
      if (p === RGBAFormat)
        return 6408;
      if (p === LuminanceFormat)
        return 6409;
      if (p === LuminanceAlphaFormat)
        return 6410;
      if (p === DepthFormat)
        return 6402;
      if (p === DepthStencilFormat)
        return 34041;
      if (p === RedFormat)
        return 6403;
      if (p === RedIntegerFormat)
        return 36244;
      if (p === RGFormat)
        return 33319;
      if (p === RGIntegerFormat)
        return 33320;
      if (p === RGBIntegerFormat)
        return 36248;
      if (p === RGBAIntegerFormat)
        return 36249;
      if (p === RGB_S3TC_DXT1_Format || p === RGBA_S3TC_DXT1_Format || p === RGBA_S3TC_DXT3_Format || p === RGBA_S3TC_DXT5_Format) {
        extension = extensions.get("WEBGL_compressed_texture_s3tc");
        if (extension !== null) {
          if (p === RGB_S3TC_DXT1_Format)
            return extension.COMPRESSED_RGB_S3TC_DXT1_EXT;
          if (p === RGBA_S3TC_DXT1_Format)
            return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT;
          if (p === RGBA_S3TC_DXT3_Format)
            return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT;
          if (p === RGBA_S3TC_DXT5_Format)
            return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT;
        } else {
          return null;
        }
      }
      if (p === RGB_PVRTC_4BPPV1_Format || p === RGB_PVRTC_2BPPV1_Format || p === RGBA_PVRTC_4BPPV1_Format || p === RGBA_PVRTC_2BPPV1_Format) {
        extension = extensions.get("WEBGL_compressed_texture_pvrtc");
        if (extension !== null) {
          if (p === RGB_PVRTC_4BPPV1_Format)
            return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;
          if (p === RGB_PVRTC_2BPPV1_Format)
            return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;
          if (p === RGBA_PVRTC_4BPPV1_Format)
            return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;
          if (p === RGBA_PVRTC_2BPPV1_Format)
            return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG;
        } else {
          return null;
        }
      }
      if (p === RGB_ETC1_Format) {
        extension = extensions.get("WEBGL_compressed_texture_etc1");
        if (extension !== null) {
          return extension.COMPRESSED_RGB_ETC1_WEBGL;
        } else {
          return null;
        }
      }
      if (p === RGBA_ASTC_4x4_Format || p === RGBA_ASTC_5x4_Format || p === RGBA_ASTC_5x5_Format || p === RGBA_ASTC_6x5_Format || p === RGBA_ASTC_6x6_Format || p === RGBA_ASTC_8x5_Format || p === RGBA_ASTC_8x6_Format || p === RGBA_ASTC_8x8_Format || p === RGBA_ASTC_10x5_Format || p === RGBA_ASTC_10x6_Format || p === RGBA_ASTC_10x8_Format || p === RGBA_ASTC_10x10_Format || p === RGBA_ASTC_12x10_Format || p === RGBA_ASTC_12x12_Format) {
        extension = extensions.get("WEBGL_compressed_texture_astc");
        if (extension !== null) {
          return p;
        } else {
          return null;
        }
      }
      if (p === UnsignedInt248Type) {
        if (isWebGL2)
          return 34042;
        extension = extensions.get("WEBGL_depth_texture");
        if (extension !== null) {
          return extension.UNSIGNED_INT_24_8_WEBGL;
        } else {
          return null;
        }
      }
    }
    return { convert };
  }
  function WebGLMultiviewRenderTarget(width, height, numViews, options) {
    WebGLRenderTarget.call(this, width, height, options);
    this.depthBuffer = false;
    this.stencilBuffer = false;
    this.numViews = numViews;
  }
  WebGLMultiviewRenderTarget.prototype = Object.assign(Object.create(WebGLRenderTarget.prototype), {
    constructor: WebGLMultiviewRenderTarget,
    isWebGLMultiviewRenderTarget: true,
    copy: function(source) {
      WebGLRenderTarget.prototype.copy.call(this, source);
      this.numViews = source.numViews;
      return this;
    },
    setNumViews: function(numViews) {
      if (this.numViews !== numViews) {
        this.numViews = numViews;
        this.dispose();
      }
      return this;
    }
  });
  function WebGLMultiview(renderer, gl) {
    var DEFAULT_NUMVIEWS = 2;
    var extensions = renderer.extensions;
    var properties = renderer.properties;
    var renderTarget, currentRenderTarget;
    var mat3, mat4, cameraArray, renderSize;
    var available;
    var maxNumViews = 0;
    function isAvailable() {
      if (available === void 0) {
        var extension = extensions.get("OVR_multiview2");
        available = extension !== null && gl.getContextAttributes().antialias === false;
        if (available) {
          maxNumViews = gl.getParameter(extension.MAX_VIEWS_OVR);
          renderTarget = new WebGLMultiviewRenderTarget(0, 0, DEFAULT_NUMVIEWS);
          renderSize = new Vector2();
          mat4 = [];
          mat3 = [];
          cameraArray = [];
          for (var i2 = 0; i2 < maxNumViews; i2++) {
            mat4[i2] = new Matrix4();
            mat3[i2] = new Matrix3();
          }
        }
      }
      return available;
    }
    function getCameraArray(camera) {
      if (camera.isArrayCamera)
        return camera.cameras;
      cameraArray[0] = camera;
      return cameraArray;
    }
    function updateCameraProjectionMatricesUniform(camera, uniforms) {
      var cameras = getCameraArray(camera);
      for (var i2 = 0; i2 < cameras.length; i2++) {
        mat4[i2].copy(cameras[i2].projectionMatrix);
      }
      uniforms.setValue(gl, "projectionMatrices", mat4);
    }
    function updateCameraViewMatricesUniform(camera, uniforms) {
      var cameras = getCameraArray(camera);
      for (var i2 = 0; i2 < cameras.length; i2++) {
        mat4[i2].copy(cameras[i2].matrixWorldInverse);
      }
      uniforms.setValue(gl, "viewMatrices", mat4);
    }
    function updateObjectMatricesUniforms(object, camera, uniforms) {
      var cameras = getCameraArray(camera);
      for (var i2 = 0; i2 < cameras.length; i2++) {
        mat4[i2].multiplyMatrices(cameras[i2].matrixWorldInverse, object.matrixWorld);
        mat3[i2].getNormalMatrix(mat4[i2]);
      }
      uniforms.setValue(gl, "modelViewMatrices", mat4);
      uniforms.setValue(gl, "normalMatrices", mat3);
    }
    function isMultiviewCompatible(camera) {
      if (camera.isArrayCamera === void 0)
        return true;
      var cameras = camera.cameras;
      if (cameras.length > maxNumViews)
        return false;
      for (var i2 = 1, il = cameras.length; i2 < il; i2++) {
        if (cameras[0].viewport.z !== cameras[i2].viewport.z || cameras[0].viewport.w !== cameras[i2].viewport.w)
          return false;
      }
      return true;
    }
    function resizeRenderTarget(camera) {
      if (currentRenderTarget) {
        renderSize.set(currentRenderTarget.width, currentRenderTarget.height);
      } else {
        renderer.getDrawingBufferSize(renderSize);
      }
      if (camera.isArrayCamera) {
        var viewport = camera.cameras[0].viewport;
        renderTarget.setSize(viewport.z, viewport.w);
        renderTarget.setNumViews(camera.cameras.length);
      } else {
        renderTarget.setSize(renderSize.x, renderSize.y);
        renderTarget.setNumViews(DEFAULT_NUMVIEWS);
      }
    }
    function attachCamera(camera) {
      if (isMultiviewCompatible(camera) === false)
        return;
      currentRenderTarget = renderer.getRenderTarget();
      resizeRenderTarget(camera);
      renderer.setRenderTarget(renderTarget);
    }
    function detachCamera(camera) {
      if (renderTarget !== renderer.getRenderTarget())
        return;
      renderer.setRenderTarget(currentRenderTarget);
      flush(camera);
    }
    function flush(camera) {
      var srcRenderTarget = renderTarget;
      var numViews = srcRenderTarget.numViews;
      var srcFramebuffers = properties.get(srcRenderTarget).__webglViewFramebuffers;
      var viewWidth = srcRenderTarget.width;
      var viewHeight = srcRenderTarget.height;
      if (camera.isArrayCamera) {
        for (var i2 = 0; i2 < numViews; i2++) {
          var viewport = camera.cameras[i2].viewport;
          var x1 = viewport.x;
          var y1 = viewport.y;
          var x2 = x1 + viewport.z;
          var y2 = y1 + viewport.w;
          gl.bindFramebuffer(36008, srcFramebuffers[i2]);
          gl.blitFramebuffer(0, 0, viewWidth, viewHeight, x1, y1, x2, y2, 16384, 9728);
        }
      } else {
        gl.bindFramebuffer(36008, srcFramebuffers[0]);
        gl.blitFramebuffer(0, 0, viewWidth, viewHeight, 0, 0, renderSize.x, renderSize.y, 16384, 9728);
      }
    }
    this.isAvailable = isAvailable;
    this.attachCamera = attachCamera;
    this.detachCamera = detachCamera;
    this.updateCameraProjectionMatricesUniform = updateCameraProjectionMatricesUniform;
    this.updateCameraViewMatricesUniform = updateCameraViewMatricesUniform;
    this.updateObjectMatricesUniforms = updateObjectMatricesUniforms;
  }
  function ArrayCamera(array) {
    PerspectiveCamera.call(this);
    this.cameras = array || [];
  }
  ArrayCamera.prototype = Object.assign(Object.create(PerspectiveCamera.prototype), {
    constructor: ArrayCamera,
    isArrayCamera: true
  });
  function Group() {
    Object3D.call(this);
    this.type = "Group";
  }
  Group.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Group,
    isGroup: true
  });
  function WebXRManager(renderer, gl) {
    var scope = this;
    var session = null;
    var referenceSpace = null;
    var referenceSpaceType = "local-floor";
    var pose = null;
    var controllers = [];
    var inputSourcesMap = /* @__PURE__ */ new Map();
    var cameraL = new PerspectiveCamera();
    cameraL.layers.enable(1);
    cameraL.viewport = new Vector4();
    var cameraR = new PerspectiveCamera();
    cameraR.layers.enable(2);
    cameraR.viewport = new Vector4();
    var cameraVR = new ArrayCamera([cameraL, cameraR]);
    cameraVR.layers.enable(1);
    cameraVR.layers.enable(2);
    var _currentDepthNear = null;
    var _currentDepthFar = null;
    this.enabled = false;
    this.isPresenting = false;
    this.getController = function(id) {
      var controller = controllers[id];
      if (controller === void 0) {
        controller = {};
        controllers[id] = controller;
      }
      if (controller.targetRay === void 0) {
        controller.targetRay = new Group();
        controller.targetRay.matrixAutoUpdate = false;
        controller.targetRay.visible = false;
      }
      return controller.targetRay;
    };
    this.getControllerGrip = function(id) {
      var controller = controllers[id];
      if (controller === void 0) {
        controller = {};
        controllers[id] = controller;
      }
      if (controller.grip === void 0) {
        controller.grip = new Group();
        controller.grip.matrixAutoUpdate = false;
        controller.grip.visible = false;
      }
      return controller.grip;
    };
    function onSessionEvent(event) {
      var controller = inputSourcesMap.get(event.inputSource);
      if (controller) {
        if (controller.targetRay) {
          controller.targetRay.dispatchEvent({ type: event.type });
        }
        if (controller.grip) {
          controller.grip.dispatchEvent({ type: event.type });
        }
      }
    }
    function onSessionEnd() {
      inputSourcesMap.forEach(function(controller, inputSource) {
        if (controller.targetRay) {
          controller.targetRay.dispatchEvent({ type: "disconnected", data: inputSource });
          controller.targetRay.visible = false;
        }
        if (controller.grip) {
          controller.grip.dispatchEvent({ type: "disconnected", data: inputSource });
          controller.grip.visible = false;
        }
      });
      inputSourcesMap.clear();
      renderer.setFramebuffer(null);
      renderer.setRenderTarget(renderer.getRenderTarget());
      animation.stop();
      scope.isPresenting = false;
      scope.dispatchEvent({ type: "sessionend" });
    }
    function onRequestReferenceSpace(value) {
      referenceSpace = value;
      animation.setContext(session);
      animation.start();
      scope.isPresenting = true;
      scope.dispatchEvent({ type: "sessionstart" });
    }
    this.setFramebufferScaleFactor = function() {
    };
    this.setReferenceSpaceType = function(value) {
      referenceSpaceType = value;
    };
    this.getReferenceSpace = function() {
      return referenceSpace;
    };
    this.getSession = function() {
      return session;
    };
    this.setSession = function(value) {
      session = value;
      if (session !== null) {
        session.addEventListener("select", onSessionEvent);
        session.addEventListener("selectstart", onSessionEvent);
        session.addEventListener("selectend", onSessionEvent);
        session.addEventListener("squeeze", onSessionEvent);
        session.addEventListener("squeezestart", onSessionEvent);
        session.addEventListener("squeezeend", onSessionEvent);
        session.addEventListener("end", onSessionEnd);
        var attributes = gl.getContextAttributes();
        var layerInit = {
          antialias: attributes.antialias,
          alpha: attributes.alpha,
          depth: attributes.depth,
          stencil: attributes.stencil
        };
        var baseLayer = new XRWebGLLayer(session, gl, layerInit);
        session.updateRenderState({ baseLayer });
        session.requestReferenceSpace(referenceSpaceType).then(onRequestReferenceSpace);
        session.addEventListener("inputsourceschange", updateInputSources);
      }
    };
    function updateInputSources(event) {
      var inputSources = session.inputSources;
      for (var i2 = 0; i2 < controllers.length; i2++) {
        inputSourcesMap.set(inputSources[i2], controllers[i2]);
      }
      for (var i2 = 0; i2 < event.removed.length; i2++) {
        var inputSource = event.removed[i2];
        var controller = inputSourcesMap.get(inputSource);
        if (controller) {
          if (controller.targetRay) {
            controller.targetRay.dispatchEvent({ type: "disconnected", data: inputSource });
          }
          if (controller.grip) {
            controller.grip.dispatchEvent({ type: "disconnected", data: inputSource });
          }
          inputSourcesMap.delete(inputSource);
        }
      }
      for (var i2 = 0; i2 < event.added.length; i2++) {
        var inputSource = event.added[i2];
        var controller = inputSourcesMap.get(inputSource);
        if (controller) {
          if (controller.targetRay) {
            controller.targetRay.dispatchEvent({ type: "connected", data: inputSource });
          }
          if (controller.grip) {
            controller.grip.dispatchEvent({ type: "connected", data: inputSource });
          }
        }
      }
    }
    var cameraLPos = new Vector3();
    var cameraRPos = new Vector3();
    function setProjectionFromUnion(camera, cameraL2, cameraR2) {
      cameraLPos.setFromMatrixPosition(cameraL2.matrixWorld);
      cameraRPos.setFromMatrixPosition(cameraR2.matrixWorld);
      var ipd = cameraLPos.distanceTo(cameraRPos);
      var projL = cameraL2.projectionMatrix.elements;
      var projR = cameraR2.projectionMatrix.elements;
      var near = projL[14] / (projL[10] - 1);
      var far = projL[14] / (projL[10] + 1);
      var topFov = (projL[9] + 1) / projL[5];
      var bottomFov = (projL[9] - 1) / projL[5];
      var leftFov = (projL[8] - 1) / projL[0];
      var rightFov = (projR[8] + 1) / projR[0];
      var left = near * leftFov;
      var right = near * rightFov;
      var zOffset = ipd / (-leftFov + rightFov);
      var xOffset = zOffset * -leftFov;
      cameraL2.matrixWorld.decompose(camera.position, camera.quaternion, camera.scale);
      camera.translateX(xOffset);
      camera.translateZ(zOffset);
      camera.matrixWorld.compose(camera.position, camera.quaternion, camera.scale);
      camera.matrixWorldInverse.getInverse(camera.matrixWorld);
      var near2 = near + zOffset;
      var far2 = far + zOffset;
      var left2 = left - xOffset;
      var right2 = right + (ipd - xOffset);
      var top2 = topFov * far / far2 * near2;
      var bottom2 = bottomFov * far / far2 * near2;
      camera.projectionMatrix.makePerspective(left2, right2, top2, bottom2, near2, far2);
    }
    function updateCamera(camera, parent) {
      if (parent === null) {
        camera.matrixWorld.copy(camera.matrix);
      } else {
        camera.matrixWorld.multiplyMatrices(parent.matrixWorld, camera.matrix);
      }
      camera.matrixWorldInverse.getInverse(camera.matrixWorld);
    }
    this.getCamera = function(camera) {
      cameraVR.near = cameraR.near = cameraL.near = camera.near;
      cameraVR.far = cameraR.far = cameraL.far = camera.far;
      if (_currentDepthNear !== cameraVR.near || _currentDepthFar !== cameraVR.far) {
        session.updateRenderState({
          depthNear: cameraVR.near,
          depthFar: cameraVR.far
        });
        _currentDepthNear = cameraVR.near;
        _currentDepthFar = cameraVR.far;
      }
      var parent = camera.parent;
      var cameras = cameraVR.cameras;
      updateCamera(cameraVR, parent);
      for (var i2 = 0; i2 < cameras.length; i2++) {
        updateCamera(cameras[i2], parent);
      }
      camera.matrixWorld.copy(cameraVR.matrixWorld);
      var children = camera.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        children[i2].updateMatrixWorld(true);
      }
      setProjectionFromUnion(cameraVR, cameraL, cameraR);
      return cameraVR;
    };
    var onAnimationFrameCallback = null;
    function onAnimationFrame(time, frame) {
      pose = frame.getViewerPose(referenceSpace);
      if (pose !== null) {
        var views = pose.views;
        var baseLayer = session.renderState.baseLayer;
        renderer.setFramebuffer(baseLayer.framebuffer);
        for (var i2 = 0; i2 < views.length; i2++) {
          var view = views[i2];
          var viewport = baseLayer.getViewport(view);
          var camera = cameraVR.cameras[i2];
          camera.matrix.fromArray(view.transform.matrix);
          camera.projectionMatrix.fromArray(view.projectionMatrix);
          camera.viewport.set(viewport.x, viewport.y, viewport.width, viewport.height);
          if (i2 === 0) {
            cameraVR.matrix.copy(camera.matrix);
          }
        }
      }
      var inputSources = session.inputSources;
      for (var i2 = 0; i2 < controllers.length; i2++) {
        var controller = controllers[i2];
        var inputSource = inputSources[i2];
        var inputPose = null;
        var gripPose = null;
        if (inputSource) {
          if (controller.targetRay) {
            inputPose = frame.getPose(inputSource.targetRaySpace, referenceSpace);
            if (inputPose !== null) {
              controller.targetRay.matrix.fromArray(inputPose.transform.matrix);
              controller.targetRay.matrix.decompose(controller.targetRay.position, controller.targetRay.rotation, controller.targetRay.scale);
            }
          }
          if (controller.grip && inputSource.gripSpace) {
            gripPose = frame.getPose(inputSource.gripSpace, referenceSpace);
            if (gripPose !== null) {
              controller.grip.matrix.fromArray(gripPose.transform.matrix);
              controller.grip.matrix.decompose(controller.grip.position, controller.grip.rotation, controller.grip.scale);
            }
          }
        }
        if (controller.targetRay) {
          controller.targetRay.visible = inputPose !== null;
        }
        if (controller.grip) {
          controller.grip.visible = gripPose !== null;
        }
      }
      if (onAnimationFrameCallback)
        onAnimationFrameCallback(time, frame);
    }
    var animation = new WebGLAnimation();
    animation.setAnimationLoop(onAnimationFrame);
    this.setAnimationLoop = function(callback) {
      onAnimationFrameCallback = callback;
    };
    this.dispose = function() {
    };
  }
  Object.assign(WebXRManager.prototype, EventDispatcher.prototype);
  function WebGLRenderer(parameters) {
    parameters = parameters || {};
    var _canvas2 = parameters.canvas !== void 0 ? parameters.canvas : document.createElementNS("http://www.w3.org/1999/xhtml", "canvas"), _context2 = parameters.context !== void 0 ? parameters.context : null, _alpha = parameters.alpha !== void 0 ? parameters.alpha : false, _depth = parameters.depth !== void 0 ? parameters.depth : true, _stencil = parameters.stencil !== void 0 ? parameters.stencil : true, _antialias = parameters.antialias !== void 0 ? parameters.antialias : false, _premultipliedAlpha = parameters.premultipliedAlpha !== void 0 ? parameters.premultipliedAlpha : true, _preserveDrawingBuffer = parameters.preserveDrawingBuffer !== void 0 ? parameters.preserveDrawingBuffer : false, _powerPreference = parameters.powerPreference !== void 0 ? parameters.powerPreference : "default", _failIfMajorPerformanceCaveat = parameters.failIfMajorPerformanceCaveat !== void 0 ? parameters.failIfMajorPerformanceCaveat : false;
    var currentRenderList = null;
    var currentRenderState = null;
    this.domElement = _canvas2;
    this.debug = {
      /**
       * Enables error checking and reporting when shader programs are being compiled
       * @type {boolean}
       */
      checkShaderErrors: true
    };
    this.autoClear = true;
    this.autoClearColor = true;
    this.autoClearDepth = true;
    this.autoClearStencil = true;
    this.sortObjects = true;
    this.clippingPlanes = [];
    this.localClippingEnabled = false;
    this.gammaFactor = 2;
    this.outputEncoding = LinearEncoding;
    this.physicallyCorrectLights = false;
    this.toneMapping = LinearToneMapping;
    this.toneMappingExposure = 1;
    this.toneMappingWhitePoint = 1;
    this.maxMorphTargets = 8;
    this.maxMorphNormals = 4;
    var _this = this, _isContextLost = false, _framebuffer = null, _currentActiveCubeFace = 0, _currentActiveMipmapLevel = 0, _currentRenderTarget = null, _currentFramebuffer = null, _currentMaterialId = -1, _currentGeometryProgram = {
      geometry: null,
      program: null,
      wireframe: false
    }, _currentCamera = null, _currentArrayCamera = null, _currentViewport = new Vector4(), _currentScissor = new Vector4(), _currentScissorTest = null, _width = _canvas2.width, _height = _canvas2.height, _pixelRatio = 1, _opaqueSort = null, _transparentSort = null, _viewport = new Vector4(0, 0, _width, _height), _scissor = new Vector4(0, 0, _width, _height), _scissorTest = false, _frustum = new Frustum(), _clipping = new WebGLClipping(), _clippingEnabled = false, _localClippingEnabled = false, _projScreenMatrix = new Matrix4(), _vector3 = new Vector3();
    function getTargetPixelRatio() {
      return _currentRenderTarget === null ? _pixelRatio : 1;
    }
    var _gl;
    try {
      var contextAttributes = {
        alpha: _alpha,
        depth: _depth,
        stencil: _stencil,
        antialias: _antialias,
        premultipliedAlpha: _premultipliedAlpha,
        preserveDrawingBuffer: _preserveDrawingBuffer,
        powerPreference: _powerPreference,
        failIfMajorPerformanceCaveat: _failIfMajorPerformanceCaveat,
        xrCompatible: true
      };
      _canvas2.addEventListener("webglcontextlost", onContextLost, false);
      _canvas2.addEventListener("webglcontextrestored", onContextRestore, false);
      _gl = _context2 || _canvas2.getContext("webgl", contextAttributes) || _canvas2.getContext("experimental-webgl", contextAttributes);
      if (_gl === null) {
        if (_canvas2.getContext("webgl") !== null) {
          throw new Error("Error creating WebGL context with your selected attributes.");
        } else {
          throw new Error("Error creating WebGL context.");
        }
      }
      if (_gl.getShaderPrecisionFormat === void 0) {
        _gl.getShaderPrecisionFormat = function() {
          return { "rangeMin": 1, "rangeMax": 1, "precision": 1 };
        };
      }
    } catch (error) {
      console.error("THREE.WebGLRenderer: " + error.message);
      throw error;
    }
    var extensions, capabilities, state, info;
    var properties, textures, attributes, geometries, objects;
    var programCache, renderLists, renderStates;
    var background, morphtargets, bufferRenderer, indexedBufferRenderer;
    var utils;
    function initGLContext() {
      extensions = new WebGLExtensions(_gl);
      capabilities = new WebGLCapabilities(_gl, extensions, parameters);
      if (capabilities.isWebGL2 === false) {
        extensions.get("WEBGL_depth_texture");
        extensions.get("OES_texture_float");
        extensions.get("OES_texture_half_float");
        extensions.get("OES_texture_half_float_linear");
        extensions.get("OES_standard_derivatives");
        extensions.get("OES_element_index_uint");
        extensions.get("ANGLE_instanced_arrays");
      }
      extensions.get("OES_texture_float_linear");
      utils = new WebGLUtils(_gl, extensions, capabilities);
      state = new WebGLState(_gl, extensions, capabilities);
      state.scissor(_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor());
      state.viewport(_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor());
      info = new WebGLInfo();
      properties = new WebGLProperties();
      textures = new WebGLTextures(_gl, extensions, state, properties, capabilities, utils, info);
      attributes = new WebGLAttributes(_gl, capabilities);
      geometries = new WebGLGeometries(_gl, attributes, info);
      objects = new WebGLObjects(_gl, geometries, attributes, info);
      morphtargets = new WebGLMorphtargets(_gl);
      programCache = new WebGLPrograms(_this, extensions, capabilities);
      renderLists = new WebGLRenderLists();
      renderStates = new WebGLRenderStates();
      background = new WebGLBackground(_this, state, objects, _premultipliedAlpha);
      bufferRenderer = new WebGLBufferRenderer(_gl, extensions, info, capabilities);
      indexedBufferRenderer = new WebGLIndexedBufferRenderer(_gl, extensions, info, capabilities);
      info.programs = programCache.programs;
      _this.capabilities = capabilities;
      _this.extensions = extensions;
      _this.properties = properties;
      _this.renderLists = renderLists;
      _this.state = state;
      _this.info = info;
    }
    initGLContext();
    var xr = new WebXRManager(_this, _gl);
    this.xr = xr;
    var multiview = new WebGLMultiview(_this, _gl);
    var shadowMap = new WebGLShadowMap(_this, objects, capabilities.maxTextureSize);
    this.shadowMap = shadowMap;
    this.getContext = function() {
      return _gl;
    };
    this.getContextAttributes = function() {
      return _gl.getContextAttributes();
    };
    this.forceContextLoss = function() {
      var extension = extensions.get("WEBGL_lose_context");
      if (extension)
        extension.loseContext();
    };
    this.forceContextRestore = function() {
      var extension = extensions.get("WEBGL_lose_context");
      if (extension)
        extension.restoreContext();
    };
    this.getPixelRatio = function() {
      return _pixelRatio;
    };
    this.setPixelRatio = function(value) {
      if (value === void 0)
        return;
      _pixelRatio = value;
      this.setSize(_width, _height, false);
    };
    this.getSize = function(target) {
      if (target === void 0) {
        console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument");
        target = new Vector2();
      }
      return target.set(_width, _height);
    };
    this.setSize = function(width, height, updateStyle) {
      if (xr.isPresenting) {
        console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting.");
        return;
      }
      _width = width;
      _height = height;
      _canvas2.width = Math.floor(width * _pixelRatio);
      _canvas2.height = Math.floor(height * _pixelRatio);
      if (updateStyle !== false) {
        _canvas2.style.width = width + "px";
        _canvas2.style.height = height + "px";
      }
      this.setViewport(0, 0, width, height);
    };
    this.getDrawingBufferSize = function(target) {
      if (target === void 0) {
        console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument");
        target = new Vector2();
      }
      return target.set(_width * _pixelRatio, _height * _pixelRatio).floor();
    };
    this.setDrawingBufferSize = function(width, height, pixelRatio) {
      _width = width;
      _height = height;
      _pixelRatio = pixelRatio;
      _canvas2.width = Math.floor(width * pixelRatio);
      _canvas2.height = Math.floor(height * pixelRatio);
      this.setViewport(0, 0, width, height);
    };
    this.getCurrentViewport = function(target) {
      if (target === void 0) {
        console.warn("WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument");
        target = new Vector4();
      }
      return target.copy(_currentViewport);
    };
    this.getViewport = function(target) {
      return target.copy(_viewport);
    };
    this.setViewport = function(x, y, width, height) {
      if (x.isVector4) {
        _viewport.set(x.x, x.y, x.z, x.w);
      } else {
        _viewport.set(x, y, width, height);
      }
      state.viewport(_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor());
    };
    this.getScissor = function(target) {
      return target.copy(_scissor);
    };
    this.setScissor = function(x, y, width, height) {
      if (x.isVector4) {
        _scissor.set(x.x, x.y, x.z, x.w);
      } else {
        _scissor.set(x, y, width, height);
      }
      state.scissor(_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor());
    };
    this.getScissorTest = function() {
      return _scissorTest;
    };
    this.setScissorTest = function(boolean) {
      state.setScissorTest(_scissorTest = boolean);
    };
    this.setOpaqueSort = function(method) {
      _opaqueSort = method;
    };
    this.setTransparentSort = function(method) {
      _transparentSort = method;
    };
    this.getClearColor = function() {
      return background.getClearColor();
    };
    this.setClearColor = function() {
      background.setClearColor.apply(background, arguments);
    };
    this.getClearAlpha = function() {
      return background.getClearAlpha();
    };
    this.setClearAlpha = function() {
      background.setClearAlpha.apply(background, arguments);
    };
    this.clear = function(color, depth, stencil) {
      var bits = 0;
      if (color === void 0 || color)
        bits |= 16384;
      if (depth === void 0 || depth)
        bits |= 256;
      if (stencil === void 0 || stencil)
        bits |= 1024;
      _gl.clear(bits);
    };
    this.clearColor = function() {
      this.clear(true, false, false);
    };
    this.clearDepth = function() {
      this.clear(false, true, false);
    };
    this.clearStencil = function() {
      this.clear(false, false, true);
    };
    this.dispose = function() {
      _canvas2.removeEventListener("webglcontextlost", onContextLost, false);
      _canvas2.removeEventListener("webglcontextrestored", onContextRestore, false);
      renderLists.dispose();
      renderStates.dispose();
      properties.dispose();
      objects.dispose();
      xr.dispose();
      animation.stop();
    };
    function onContextLost(event) {
      event.preventDefault();
      console.log("THREE.WebGLRenderer: Context Lost.");
      _isContextLost = true;
    }
    function onContextRestore() {
      console.log("THREE.WebGLRenderer: Context Restored.");
      _isContextLost = false;
      initGLContext();
    }
    function onMaterialDispose(event) {
      var material = event.target;
      material.removeEventListener("dispose", onMaterialDispose);
      deallocateMaterial(material);
    }
    function deallocateMaterial(material) {
      releaseMaterialProgramReference(material);
      properties.remove(material);
    }
    function releaseMaterialProgramReference(material) {
      var programInfo = properties.get(material).program;
      material.program = void 0;
      if (programInfo !== void 0) {
        programCache.releaseProgram(programInfo);
      }
    }
    function renderObjectImmediate(object, program) {
      object.render(function(object2) {
        _this.renderBufferImmediate(object2, program);
      });
    }
    this.renderBufferImmediate = function(object, program) {
      state.initAttributes();
      var buffers = properties.get(object);
      if (object.hasPositions && !buffers.position)
        buffers.position = _gl.createBuffer();
      if (object.hasNormals && !buffers.normal)
        buffers.normal = _gl.createBuffer();
      if (object.hasUvs && !buffers.uv)
        buffers.uv = _gl.createBuffer();
      if (object.hasColors && !buffers.color)
        buffers.color = _gl.createBuffer();
      var programAttributes = program.getAttributes();
      if (object.hasPositions) {
        _gl.bindBuffer(34962, buffers.position);
        _gl.bufferData(34962, object.positionArray, 35048);
        state.enableAttribute(programAttributes.position);
        _gl.vertexAttribPointer(programAttributes.position, 3, 5126, false, 0, 0);
      }
      if (object.hasNormals) {
        _gl.bindBuffer(34962, buffers.normal);
        _gl.bufferData(34962, object.normalArray, 35048);
        state.enableAttribute(programAttributes.normal);
        _gl.vertexAttribPointer(programAttributes.normal, 3, 5126, false, 0, 0);
      }
      if (object.hasUvs) {
        _gl.bindBuffer(34962, buffers.uv);
        _gl.bufferData(34962, object.uvArray, 35048);
        state.enableAttribute(programAttributes.uv);
        _gl.vertexAttribPointer(programAttributes.uv, 2, 5126, false, 0, 0);
      }
      if (object.hasColors) {
        _gl.bindBuffer(34962, buffers.color);
        _gl.bufferData(34962, object.colorArray, 35048);
        state.enableAttribute(programAttributes.color);
        _gl.vertexAttribPointer(programAttributes.color, 3, 5126, false, 0, 0);
      }
      state.disableUnusedAttributes();
      _gl.drawArrays(4, 0, object.count);
      object.count = 0;
    };
    var tempScene = new Scene();
    this.renderBufferDirect = function(camera, scene, geometry, material, object, group) {
      if (scene === null)
        scene = tempScene;
      var frontFaceCW = object.isMesh && object.matrixWorld.determinant() < 0;
      var program = setProgram(camera, scene, material, object);
      state.setMaterial(material, frontFaceCW);
      var updateBuffers = false;
      if (_currentGeometryProgram.geometry !== geometry.id || _currentGeometryProgram.program !== program.id || _currentGeometryProgram.wireframe !== (material.wireframe === true)) {
        _currentGeometryProgram.geometry = geometry.id;
        _currentGeometryProgram.program = program.id;
        _currentGeometryProgram.wireframe = material.wireframe === true;
        updateBuffers = true;
      }
      if (material.morphTargets || material.morphNormals) {
        morphtargets.update(object, geometry, material, program);
        updateBuffers = true;
      }
      var index = geometry.index;
      var position = geometry.attributes.position;
      if (index === null) {
        if (position === void 0 || position.count === 0)
          return;
      } else if (index.count === 0) {
        return;
      }
      var rangeFactor = 1;
      if (material.wireframe === true) {
        index = geometries.getWireframeAttribute(geometry);
        rangeFactor = 2;
      }
      var attribute;
      var renderer = bufferRenderer;
      if (index !== null) {
        attribute = attributes.get(index);
        renderer = indexedBufferRenderer;
        renderer.setIndex(attribute);
      }
      if (updateBuffers) {
        setupVertexAttributes(object, geometry, material, program);
        if (index !== null) {
          _gl.bindBuffer(34963, attribute.buffer);
        }
      }
      var dataCount = index !== null ? index.count : position.count;
      var rangeStart = geometry.drawRange.start * rangeFactor;
      var rangeCount = geometry.drawRange.count * rangeFactor;
      var groupStart = group !== null ? group.start * rangeFactor : 0;
      var groupCount = group !== null ? group.count * rangeFactor : Infinity;
      var drawStart = Math.max(rangeStart, groupStart);
      var drawEnd = Math.min(dataCount, rangeStart + rangeCount, groupStart + groupCount) - 1;
      var drawCount = Math.max(0, drawEnd - drawStart + 1);
      if (drawCount === 0)
        return;
      if (object.isMesh) {
        if (material.wireframe === true) {
          state.setLineWidth(material.wireframeLinewidth * getTargetPixelRatio());
          renderer.setMode(1);
        } else {
          renderer.setMode(4);
        }
      } else if (object.isLine) {
        var lineWidth = material.linewidth;
        if (lineWidth === void 0)
          lineWidth = 1;
        state.setLineWidth(lineWidth * getTargetPixelRatio());
        if (object.isLineSegments) {
          renderer.setMode(1);
        } else if (object.isLineLoop) {
          renderer.setMode(2);
        } else {
          renderer.setMode(3);
        }
      } else if (object.isPoints) {
        renderer.setMode(0);
      } else if (object.isSprite) {
        renderer.setMode(4);
      }
      if (object.isInstancedMesh) {
        renderer.renderInstances(geometry, drawStart, drawCount, object.count);
      } else if (geometry.isInstancedBufferGeometry) {
        renderer.renderInstances(geometry, drawStart, drawCount, geometry.maxInstancedCount);
      } else {
        renderer.render(drawStart, drawCount);
      }
    };
    function setupVertexAttributes(object, geometry, material, program) {
      if (capabilities.isWebGL2 === false && (object.isInstancedMesh || geometry.isInstancedBufferGeometry)) {
        if (extensions.get("ANGLE_instanced_arrays") === null)
          return;
      }
      state.initAttributes();
      var geometryAttributes = geometry.attributes;
      var programAttributes = program.getAttributes();
      var materialDefaultAttributeValues = material.defaultAttributeValues;
      for (var name in programAttributes) {
        var programAttribute = programAttributes[name];
        if (programAttribute >= 0) {
          var geometryAttribute = geometryAttributes[name];
          if (geometryAttribute !== void 0) {
            var normalized = geometryAttribute.normalized;
            var size = geometryAttribute.itemSize;
            var attribute = attributes.get(geometryAttribute);
            if (attribute === void 0)
              continue;
            var buffer = attribute.buffer;
            var type = attribute.type;
            var bytesPerElement = attribute.bytesPerElement;
            if (geometryAttribute.isInterleavedBufferAttribute) {
              var data = geometryAttribute.data;
              var stride = data.stride;
              var offset = geometryAttribute.offset;
              if (data && data.isInstancedInterleavedBuffer) {
                state.enableAttributeAndDivisor(programAttribute, data.meshPerAttribute);
                if (geometry.maxInstancedCount === void 0) {
                  geometry.maxInstancedCount = data.meshPerAttribute * data.count;
                }
              } else {
                state.enableAttribute(programAttribute);
              }
              _gl.bindBuffer(34962, buffer);
              _gl.vertexAttribPointer(programAttribute, size, type, normalized, stride * bytesPerElement, offset * bytesPerElement);
            } else {
              if (geometryAttribute.isInstancedBufferAttribute) {
                state.enableAttributeAndDivisor(programAttribute, geometryAttribute.meshPerAttribute);
                if (geometry.maxInstancedCount === void 0) {
                  geometry.maxInstancedCount = geometryAttribute.meshPerAttribute * geometryAttribute.count;
                }
              } else {
                state.enableAttribute(programAttribute);
              }
              _gl.bindBuffer(34962, buffer);
              _gl.vertexAttribPointer(programAttribute, size, type, normalized, 0, 0);
            }
          } else if (name === "instanceMatrix") {
            var attribute = attributes.get(object.instanceMatrix);
            if (attribute === void 0)
              continue;
            var buffer = attribute.buffer;
            var type = attribute.type;
            state.enableAttributeAndDivisor(programAttribute + 0, 1);
            state.enableAttributeAndDivisor(programAttribute + 1, 1);
            state.enableAttributeAndDivisor(programAttribute + 2, 1);
            state.enableAttributeAndDivisor(programAttribute + 3, 1);
            _gl.bindBuffer(34962, buffer);
            _gl.vertexAttribPointer(programAttribute + 0, 4, type, false, 64, 0);
            _gl.vertexAttribPointer(programAttribute + 1, 4, type, false, 64, 16);
            _gl.vertexAttribPointer(programAttribute + 2, 4, type, false, 64, 32);
            _gl.vertexAttribPointer(programAttribute + 3, 4, type, false, 64, 48);
          } else if (materialDefaultAttributeValues !== void 0) {
            var value = materialDefaultAttributeValues[name];
            if (value !== void 0) {
              switch (value.length) {
                case 2:
                  _gl.vertexAttrib2fv(programAttribute, value);
                  break;
                case 3:
                  _gl.vertexAttrib3fv(programAttribute, value);
                  break;
                case 4:
                  _gl.vertexAttrib4fv(programAttribute, value);
                  break;
                default:
                  _gl.vertexAttrib1fv(programAttribute, value);
              }
            }
          }
        }
      }
      state.disableUnusedAttributes();
    }
    this.compile = function(scene, camera) {
      currentRenderState = renderStates.get(scene, camera);
      currentRenderState.init();
      scene.traverse(function(object) {
        if (object.isLight) {
          currentRenderState.pushLight(object);
          if (object.castShadow) {
            currentRenderState.pushShadow(object);
          }
        }
      });
      currentRenderState.setupLights(camera);
      var compiled = {};
      scene.traverse(function(object) {
        if (object.material) {
          if (Array.isArray(object.material)) {
            for (var i2 = 0; i2 < object.material.length; i2++) {
              if (object.material[i2].uuid in compiled === false) {
                initMaterial(object.material[i2], scene, object);
                compiled[object.material[i2].uuid] = true;
              }
            }
          } else if (object.material.uuid in compiled === false) {
            initMaterial(object.material, scene, object);
            compiled[object.material.uuid] = true;
          }
        }
      });
    };
    var onAnimationFrameCallback = null;
    function onAnimationFrame(time) {
      if (xr.isPresenting)
        return;
      if (onAnimationFrameCallback)
        onAnimationFrameCallback(time);
    }
    var animation = new WebGLAnimation();
    animation.setAnimationLoop(onAnimationFrame);
    if (typeof window !== "undefined")
      animation.setContext(window);
    this.setAnimationLoop = function(callback) {
      onAnimationFrameCallback = callback;
      xr.setAnimationLoop(callback);
      animation.start();
    };
    this.render = function(scene, camera) {
      var renderTarget, forceClear;
      if (arguments[2] !== void 0) {
        console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead.");
        renderTarget = arguments[2];
      }
      if (arguments[3] !== void 0) {
        console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead.");
        forceClear = arguments[3];
      }
      if (!(camera && camera.isCamera)) {
        console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");
        return;
      }
      if (_isContextLost)
        return;
      _currentGeometryProgram.geometry = null;
      _currentGeometryProgram.program = null;
      _currentGeometryProgram.wireframe = false;
      _currentMaterialId = -1;
      _currentCamera = null;
      if (scene.autoUpdate === true)
        scene.updateMatrixWorld();
      if (camera.parent === null)
        camera.updateMatrixWorld();
      if (xr.enabled && xr.isPresenting) {
        camera = xr.getCamera(camera);
      }
      currentRenderState = renderStates.get(scene, camera);
      currentRenderState.init();
      scene.onBeforeRender(_this, scene, camera, renderTarget || _currentRenderTarget);
      _projScreenMatrix.multiplyMatrices(camera.projectionMatrix, camera.matrixWorldInverse);
      _frustum.setFromProjectionMatrix(_projScreenMatrix);
      _localClippingEnabled = this.localClippingEnabled;
      _clippingEnabled = _clipping.init(this.clippingPlanes, _localClippingEnabled, camera);
      currentRenderList = renderLists.get(scene, camera);
      currentRenderList.init();
      projectObject(scene, camera, 0, _this.sortObjects);
      if (_this.sortObjects === true) {
        currentRenderList.sort(_opaqueSort, _transparentSort);
      }
      if (_clippingEnabled)
        _clipping.beginShadows();
      var shadowsArray = currentRenderState.state.shadowsArray;
      shadowMap.render(shadowsArray, scene, camera);
      currentRenderState.setupLights(camera);
      if (_clippingEnabled)
        _clipping.endShadows();
      if (this.info.autoReset)
        this.info.reset();
      if (renderTarget !== void 0) {
        this.setRenderTarget(renderTarget);
      }
      if (xr.enabled && multiview.isAvailable()) {
        multiview.attachCamera(camera);
      }
      background.render(currentRenderList, scene, camera, forceClear);
      var opaqueObjects = currentRenderList.opaque;
      var transparentObjects = currentRenderList.transparent;
      if (scene.overrideMaterial) {
        var overrideMaterial = scene.overrideMaterial;
        if (opaqueObjects.length)
          renderObjects(opaqueObjects, scene, camera, overrideMaterial);
        if (transparentObjects.length)
          renderObjects(transparentObjects, scene, camera, overrideMaterial);
      } else {
        if (opaqueObjects.length)
          renderObjects(opaqueObjects, scene, camera);
        if (transparentObjects.length)
          renderObjects(transparentObjects, scene, camera);
      }
      scene.onAfterRender(_this, scene, camera);
      if (_currentRenderTarget !== null) {
        textures.updateRenderTargetMipmap(_currentRenderTarget);
        textures.updateMultisampleRenderTarget(_currentRenderTarget);
      }
      state.buffers.depth.setTest(true);
      state.buffers.depth.setMask(true);
      state.buffers.color.setMask(true);
      state.setPolygonOffset(false);
      if (xr.enabled) {
        if (multiview.isAvailable()) {
          multiview.detachCamera(camera);
        }
      }
      currentRenderList = null;
      currentRenderState = null;
    };
    function projectObject(object, camera, groupOrder, sortObjects) {
      if (object.visible === false)
        return;
      var visible = object.layers.test(camera.layers);
      if (visible) {
        if (object.isGroup) {
          groupOrder = object.renderOrder;
        } else if (object.isLOD) {
          if (object.autoUpdate === true)
            object.update(camera);
        } else if (object.isLight) {
          currentRenderState.pushLight(object);
          if (object.castShadow) {
            currentRenderState.pushShadow(object);
          }
        } else if (object.isSprite) {
          if (!object.frustumCulled || _frustum.intersectsSprite(object)) {
            if (sortObjects) {
              _vector3.setFromMatrixPosition(object.matrixWorld).applyMatrix4(_projScreenMatrix);
            }
            var geometry = objects.update(object);
            var material = object.material;
            if (material.visible) {
              currentRenderList.push(object, geometry, material, groupOrder, _vector3.z, null);
            }
          }
        } else if (object.isImmediateRenderObject) {
          if (sortObjects) {
            _vector3.setFromMatrixPosition(object.matrixWorld).applyMatrix4(_projScreenMatrix);
          }
          currentRenderList.push(object, null, object.material, groupOrder, _vector3.z, null);
        } else if (object.isMesh || object.isLine || object.isPoints) {
          if (object.isSkinnedMesh) {
            if (object.skeleton.frame !== info.render.frame) {
              object.skeleton.update();
              object.skeleton.frame = info.render.frame;
            }
          }
          if (!object.frustumCulled || _frustum.intersectsObject(object)) {
            if (sortObjects) {
              _vector3.setFromMatrixPosition(object.matrixWorld).applyMatrix4(_projScreenMatrix);
            }
            var geometry = objects.update(object);
            var material = object.material;
            if (Array.isArray(material)) {
              var groups = geometry.groups;
              for (var i2 = 0, l = groups.length; i2 < l; i2++) {
                var group = groups[i2];
                var groupMaterial = material[group.materialIndex];
                if (groupMaterial && groupMaterial.visible) {
                  currentRenderList.push(object, geometry, groupMaterial, groupOrder, _vector3.z, group);
                }
              }
            } else if (material.visible) {
              currentRenderList.push(object, geometry, material, groupOrder, _vector3.z, null);
            }
          }
        }
      }
      var children = object.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        projectObject(children[i2], camera, groupOrder, sortObjects);
      }
    }
    function renderObjects(renderList, scene, camera, overrideMaterial) {
      for (var i2 = 0, l = renderList.length; i2 < l; i2++) {
        var renderItem = renderList[i2];
        var object = renderItem.object;
        var geometry = renderItem.geometry;
        var material = overrideMaterial === void 0 ? renderItem.material : overrideMaterial;
        var group = renderItem.group;
        if (camera.isArrayCamera) {
          _currentArrayCamera = camera;
          if (xr.enabled && multiview.isAvailable()) {
            renderObject(object, scene, camera, geometry, material, group);
          } else {
            var cameras = camera.cameras;
            for (var j = 0, jl = cameras.length; j < jl; j++) {
              var camera2 = cameras[j];
              if (object.layers.test(camera2.layers)) {
                state.viewport(_currentViewport.copy(camera2.viewport));
                currentRenderState.setupLights(camera2);
                renderObject(object, scene, camera2, geometry, material, group);
              }
            }
          }
        } else {
          _currentArrayCamera = null;
          renderObject(object, scene, camera, geometry, material, group);
        }
      }
    }
    function renderObject(object, scene, camera, geometry, material, group) {
      object.onBeforeRender(_this, scene, camera, geometry, material, group);
      currentRenderState = renderStates.get(scene, _currentArrayCamera || camera);
      object.modelViewMatrix.multiplyMatrices(camera.matrixWorldInverse, object.matrixWorld);
      object.normalMatrix.getNormalMatrix(object.modelViewMatrix);
      if (object.isImmediateRenderObject) {
        var program = setProgram(camera, scene, material, object);
        state.setMaterial(material);
        _currentGeometryProgram.geometry = null;
        _currentGeometryProgram.program = null;
        _currentGeometryProgram.wireframe = false;
        renderObjectImmediate(object, program);
      } else {
        _this.renderBufferDirect(camera, scene, geometry, material, object, group);
      }
      object.onAfterRender(_this, scene, camera, geometry, material, group);
      currentRenderState = renderStates.get(scene, _currentArrayCamera || camera);
    }
    function initMaterial(material, scene, object) {
      var materialProperties = properties.get(material);
      var lights = currentRenderState.state.lights;
      var shadowsArray = currentRenderState.state.shadowsArray;
      var lightsStateVersion = lights.state.version;
      var parameters2 = programCache.getParameters(material, lights.state, shadowsArray, scene, _clipping.numPlanes, _clipping.numIntersection, object);
      var programCacheKey = programCache.getProgramCacheKey(parameters2);
      var program = materialProperties.program;
      var programChange = true;
      if (program === void 0) {
        material.addEventListener("dispose", onMaterialDispose);
      } else if (program.cacheKey !== programCacheKey) {
        releaseMaterialProgramReference(material);
      } else if (materialProperties.lightsStateVersion !== lightsStateVersion) {
        materialProperties.lightsStateVersion = lightsStateVersion;
        programChange = false;
      } else if (parameters2.shaderID !== void 0) {
        return;
      } else {
        programChange = false;
      }
      if (programChange) {
        program = programCache.acquireProgram(parameters2, programCacheKey);
        materialProperties.program = program;
        materialProperties.uniforms = parameters2.uniforms;
        materialProperties.environment = material.isMeshStandardMaterial ? scene.environment : null;
        materialProperties.outputEncoding = _this.outputEncoding;
        material.program = program;
      }
      var programAttributes = program.getAttributes();
      if (material.morphTargets) {
        material.numSupportedMorphTargets = 0;
        for (var i2 = 0; i2 < _this.maxMorphTargets; i2++) {
          if (programAttributes["morphTarget" + i2] >= 0) {
            material.numSupportedMorphTargets++;
          }
        }
      }
      if (material.morphNormals) {
        material.numSupportedMorphNormals = 0;
        for (var i2 = 0; i2 < _this.maxMorphNormals; i2++) {
          if (programAttributes["morphNormal" + i2] >= 0) {
            material.numSupportedMorphNormals++;
          }
        }
      }
      var uniforms = materialProperties.uniforms;
      if (!material.isShaderMaterial && !material.isRawShaderMaterial || material.clipping === true) {
        materialProperties.numClippingPlanes = _clipping.numPlanes;
        materialProperties.numIntersection = _clipping.numIntersection;
        uniforms.clippingPlanes = _clipping.uniform;
      }
      materialProperties.fog = scene.fog;
      materialProperties.needsLights = materialNeedsLights(material);
      materialProperties.lightsStateVersion = lightsStateVersion;
      if (materialProperties.needsLights) {
        uniforms.ambientLightColor.value = lights.state.ambient;
        uniforms.lightProbe.value = lights.state.probe;
        uniforms.directionalLights.value = lights.state.directional;
        uniforms.spotLights.value = lights.state.spot;
        uniforms.rectAreaLights.value = lights.state.rectArea;
        uniforms.pointLights.value = lights.state.point;
        uniforms.hemisphereLights.value = lights.state.hemi;
        uniforms.directionalShadowMap.value = lights.state.directionalShadowMap;
        uniforms.directionalShadowMatrix.value = lights.state.directionalShadowMatrix;
        uniforms.spotShadowMap.value = lights.state.spotShadowMap;
        uniforms.spotShadowMatrix.value = lights.state.spotShadowMatrix;
        uniforms.pointShadowMap.value = lights.state.pointShadowMap;
        uniforms.pointShadowMatrix.value = lights.state.pointShadowMatrix;
      }
      var progUniforms = materialProperties.program.getUniforms(), uniformsList = WebGLUniforms.seqWithValue(progUniforms.seq, uniforms);
      materialProperties.uniformsList = uniformsList;
    }
    function setProgram(camera, scene, material, object) {
      textures.resetTextureUnits();
      var fog = scene.fog;
      var environment = material.isMeshStandardMaterial ? scene.environment : null;
      var materialProperties = properties.get(material);
      var lights = currentRenderState.state.lights;
      if (_clippingEnabled) {
        if (_localClippingEnabled || camera !== _currentCamera) {
          var useCache = camera === _currentCamera && material.id === _currentMaterialId;
          _clipping.setState(
            material.clippingPlanes,
            material.clipIntersection,
            material.clipShadows,
            camera,
            materialProperties,
            useCache
          );
        }
      }
      if (material.version === materialProperties.__version) {
        if (materialProperties.program === void 0) {
          initMaterial(material, scene, object);
        } else if (material.fog && materialProperties.fog !== fog) {
          initMaterial(material, scene, object);
        } else if (materialProperties.environment !== environment) {
          initMaterial(material, scene, object);
        } else if (materialProperties.needsLights && materialProperties.lightsStateVersion !== lights.state.version) {
          initMaterial(material, scene, object);
        } else if (materialProperties.numClippingPlanes !== void 0 && (materialProperties.numClippingPlanes !== _clipping.numPlanes || materialProperties.numIntersection !== _clipping.numIntersection)) {
          initMaterial(material, scene, object);
        } else if (materialProperties.outputEncoding !== _this.outputEncoding) {
          initMaterial(material, scene, object);
        }
      } else {
        initMaterial(material, scene, object);
        materialProperties.__version = material.version;
      }
      var refreshProgram = false;
      var refreshMaterial = false;
      var refreshLights = false;
      var program = materialProperties.program, p_uniforms = program.getUniforms(), m_uniforms = materialProperties.uniforms;
      if (state.useProgram(program.program)) {
        refreshProgram = true;
        refreshMaterial = true;
        refreshLights = true;
      }
      if (material.id !== _currentMaterialId) {
        _currentMaterialId = material.id;
        refreshMaterial = true;
      }
      if (refreshProgram || _currentCamera !== camera) {
        if (program.numMultiviewViews > 0) {
          multiview.updateCameraProjectionMatricesUniform(camera, p_uniforms);
        } else {
          p_uniforms.setValue(_gl, "projectionMatrix", camera.projectionMatrix);
        }
        if (capabilities.logarithmicDepthBuffer) {
          p_uniforms.setValue(
            _gl,
            "logDepthBufFC",
            2 / (Math.log(camera.far + 1) / Math.LN2)
          );
        }
        if (_currentCamera !== camera) {
          _currentCamera = camera;
          refreshMaterial = true;
          refreshLights = true;
        }
        if (material.isShaderMaterial || material.isMeshPhongMaterial || material.isMeshToonMaterial || material.isMeshStandardMaterial || material.envMap) {
          var uCamPos = p_uniforms.map.cameraPosition;
          if (uCamPos !== void 0) {
            uCamPos.setValue(
              _gl,
              _vector3.setFromMatrixPosition(camera.matrixWorld)
            );
          }
        }
        if (material.isMeshPhongMaterial || material.isMeshToonMaterial || material.isMeshLambertMaterial || material.isMeshBasicMaterial || material.isMeshStandardMaterial || material.isShaderMaterial) {
          p_uniforms.setValue(_gl, "isOrthographic", camera.isOrthographicCamera === true);
        }
        if (material.isMeshPhongMaterial || material.isMeshToonMaterial || material.isMeshLambertMaterial || material.isMeshBasicMaterial || material.isMeshStandardMaterial || material.isShaderMaterial || material.skinning) {
          if (program.numMultiviewViews > 0) {
            multiview.updateCameraViewMatricesUniform(camera, p_uniforms);
          } else {
            p_uniforms.setValue(_gl, "viewMatrix", camera.matrixWorldInverse);
          }
        }
      }
      if (material.skinning) {
        p_uniforms.setOptional(_gl, object, "bindMatrix");
        p_uniforms.setOptional(_gl, object, "bindMatrixInverse");
        var skeleton = object.skeleton;
        if (skeleton) {
          var bones = skeleton.bones;
          if (capabilities.floatVertexTextures) {
            if (skeleton.boneTexture === void 0) {
              var size = Math.sqrt(bones.length * 4);
              size = MathUtils.ceilPowerOfTwo(size);
              size = Math.max(size, 4);
              var boneMatrices = new Float32Array(size * size * 4);
              boneMatrices.set(skeleton.boneMatrices);
              var boneTexture = new DataTexture(boneMatrices, size, size, RGBAFormat, FloatType);
              skeleton.boneMatrices = boneMatrices;
              skeleton.boneTexture = boneTexture;
              skeleton.boneTextureSize = size;
            }
            p_uniforms.setValue(_gl, "boneTexture", skeleton.boneTexture, textures);
            p_uniforms.setValue(_gl, "boneTextureSize", skeleton.boneTextureSize);
          } else {
            p_uniforms.setOptional(_gl, skeleton, "boneMatrices");
          }
        }
      }
      if (refreshMaterial || materialProperties.receiveShadow !== object.receiveShadow) {
        materialProperties.receiveShadow = object.receiveShadow;
        p_uniforms.setValue(_gl, "receiveShadow", object.receiveShadow);
      }
      if (refreshMaterial) {
        p_uniforms.setValue(_gl, "toneMappingExposure", _this.toneMappingExposure);
        p_uniforms.setValue(_gl, "toneMappingWhitePoint", _this.toneMappingWhitePoint);
        if (materialProperties.needsLights) {
          markUniformsLightsNeedsUpdate(m_uniforms, refreshLights);
        }
        if (fog && material.fog) {
          refreshUniformsFog(m_uniforms, fog);
        }
        if (material.isMeshBasicMaterial) {
          refreshUniformsCommon(m_uniforms, material);
        } else if (material.isMeshLambertMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsLambert(m_uniforms, material);
        } else if (material.isMeshToonMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsToon(m_uniforms, material);
        } else if (material.isMeshPhongMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsPhong(m_uniforms, material);
        } else if (material.isMeshStandardMaterial) {
          refreshUniformsCommon(m_uniforms, material, environment);
          if (material.isMeshPhysicalMaterial) {
            refreshUniformsPhysical(m_uniforms, material, environment);
          } else {
            refreshUniformsStandard(m_uniforms, material, environment);
          }
        } else if (material.isMeshMatcapMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsMatcap(m_uniforms, material);
        } else if (material.isMeshDepthMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsDepth(m_uniforms, material);
        } else if (material.isMeshDistanceMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsDistance(m_uniforms, material);
        } else if (material.isMeshNormalMaterial) {
          refreshUniformsCommon(m_uniforms, material);
          refreshUniformsNormal(m_uniforms, material);
        } else if (material.isLineBasicMaterial) {
          refreshUniformsLine(m_uniforms, material);
          if (material.isLineDashedMaterial) {
            refreshUniformsDash(m_uniforms, material);
          }
        } else if (material.isPointsMaterial) {
          refreshUniformsPoints(m_uniforms, material);
        } else if (material.isSpriteMaterial) {
          refreshUniformsSprites(m_uniforms, material);
        } else if (material.isShadowMaterial) {
          m_uniforms.color.value.copy(material.color);
          m_uniforms.opacity.value = material.opacity;
        }
        if (m_uniforms.ltc_1 !== void 0)
          m_uniforms.ltc_1.value = UniformsLib.LTC_1;
        if (m_uniforms.ltc_2 !== void 0)
          m_uniforms.ltc_2.value = UniformsLib.LTC_2;
        WebGLUniforms.upload(_gl, materialProperties.uniformsList, m_uniforms, textures);
        if (material.isShaderMaterial) {
          material.uniformsNeedUpdate = false;
        }
      }
      if (material.isShaderMaterial && material.uniformsNeedUpdate === true) {
        WebGLUniforms.upload(_gl, materialProperties.uniformsList, m_uniforms, textures);
        material.uniformsNeedUpdate = false;
      }
      if (material.isSpriteMaterial) {
        p_uniforms.setValue(_gl, "center", object.center);
      }
      if (program.numMultiviewViews > 0) {
        multiview.updateObjectMatricesUniforms(object, camera, p_uniforms);
      } else {
        p_uniforms.setValue(_gl, "modelViewMatrix", object.modelViewMatrix);
        p_uniforms.setValue(_gl, "normalMatrix", object.normalMatrix);
      }
      p_uniforms.setValue(_gl, "modelMatrix", object.matrixWorld);
      return program;
    }
    function refreshUniformsCommon(uniforms, material, environment) {
      uniforms.opacity.value = material.opacity;
      if (material.color) {
        uniforms.diffuse.value.copy(material.color);
      }
      if (material.emissive) {
        uniforms.emissive.value.copy(material.emissive).multiplyScalar(material.emissiveIntensity);
      }
      if (material.map) {
        uniforms.map.value = material.map;
      }
      if (material.alphaMap) {
        uniforms.alphaMap.value = material.alphaMap;
      }
      if (material.specularMap) {
        uniforms.specularMap.value = material.specularMap;
      }
      var envMap = material.envMap || environment;
      if (envMap) {
        uniforms.envMap.value = envMap;
        uniforms.flipEnvMap.value = envMap.isCubeTexture ? -1 : 1;
        uniforms.reflectivity.value = material.reflectivity;
        uniforms.refractionRatio.value = material.refractionRatio;
        uniforms.maxMipLevel.value = properties.get(envMap).__maxMipLevel;
      }
      if (material.lightMap) {
        uniforms.lightMap.value = material.lightMap;
        uniforms.lightMapIntensity.value = material.lightMapIntensity;
      }
      if (material.aoMap) {
        uniforms.aoMap.value = material.aoMap;
        uniforms.aoMapIntensity.value = material.aoMapIntensity;
      }
      var uvScaleMap;
      if (material.map) {
        uvScaleMap = material.map;
      } else if (material.specularMap) {
        uvScaleMap = material.specularMap;
      } else if (material.displacementMap) {
        uvScaleMap = material.displacementMap;
      } else if (material.normalMap) {
        uvScaleMap = material.normalMap;
      } else if (material.bumpMap) {
        uvScaleMap = material.bumpMap;
      } else if (material.roughnessMap) {
        uvScaleMap = material.roughnessMap;
      } else if (material.metalnessMap) {
        uvScaleMap = material.metalnessMap;
      } else if (material.alphaMap) {
        uvScaleMap = material.alphaMap;
      } else if (material.emissiveMap) {
        uvScaleMap = material.emissiveMap;
      }
      if (uvScaleMap !== void 0) {
        if (uvScaleMap.isWebGLRenderTarget) {
          uvScaleMap = uvScaleMap.texture;
        }
        if (uvScaleMap.matrixAutoUpdate === true) {
          uvScaleMap.updateMatrix();
        }
        uniforms.uvTransform.value.copy(uvScaleMap.matrix);
      }
      var uv2ScaleMap;
      if (material.aoMap) {
        uv2ScaleMap = material.aoMap;
      } else if (material.lightMap) {
        uv2ScaleMap = material.lightMap;
      }
      if (uv2ScaleMap !== void 0) {
        if (uv2ScaleMap.isWebGLRenderTarget) {
          uv2ScaleMap = uv2ScaleMap.texture;
        }
        if (uv2ScaleMap.matrixAutoUpdate === true) {
          uv2ScaleMap.updateMatrix();
        }
        uniforms.uv2Transform.value.copy(uv2ScaleMap.matrix);
      }
    }
    function refreshUniformsLine(uniforms, material) {
      uniforms.diffuse.value.copy(material.color);
      uniforms.opacity.value = material.opacity;
    }
    function refreshUniformsDash(uniforms, material) {
      uniforms.dashSize.value = material.dashSize;
      uniforms.totalSize.value = material.dashSize + material.gapSize;
      uniforms.scale.value = material.scale;
    }
    function refreshUniformsPoints(uniforms, material) {
      uniforms.diffuse.value.copy(material.color);
      uniforms.opacity.value = material.opacity;
      uniforms.size.value = material.size * _pixelRatio;
      uniforms.scale.value = _height * 0.5;
      if (material.map) {
        uniforms.map.value = material.map;
      }
      if (material.alphaMap) {
        uniforms.alphaMap.value = material.alphaMap;
      }
      var uvScaleMap;
      if (material.map) {
        uvScaleMap = material.map;
      } else if (material.alphaMap) {
        uvScaleMap = material.alphaMap;
      }
      if (uvScaleMap !== void 0) {
        if (uvScaleMap.matrixAutoUpdate === true) {
          uvScaleMap.updateMatrix();
        }
        uniforms.uvTransform.value.copy(uvScaleMap.matrix);
      }
    }
    function refreshUniformsSprites(uniforms, material) {
      uniforms.diffuse.value.copy(material.color);
      uniforms.opacity.value = material.opacity;
      uniforms.rotation.value = material.rotation;
      if (material.map) {
        uniforms.map.value = material.map;
      }
      if (material.alphaMap) {
        uniforms.alphaMap.value = material.alphaMap;
      }
      var uvScaleMap;
      if (material.map) {
        uvScaleMap = material.map;
      } else if (material.alphaMap) {
        uvScaleMap = material.alphaMap;
      }
      if (uvScaleMap !== void 0) {
        if (uvScaleMap.matrixAutoUpdate === true) {
          uvScaleMap.updateMatrix();
        }
        uniforms.uvTransform.value.copy(uvScaleMap.matrix);
      }
    }
    function refreshUniformsFog(uniforms, fog) {
      uniforms.fogColor.value.copy(fog.color);
      if (fog.isFog) {
        uniforms.fogNear.value = fog.near;
        uniforms.fogFar.value = fog.far;
      } else if (fog.isFogExp2) {
        uniforms.fogDensity.value = fog.density;
      }
    }
    function refreshUniformsLambert(uniforms, material) {
      if (material.emissiveMap) {
        uniforms.emissiveMap.value = material.emissiveMap;
      }
    }
    function refreshUniformsPhong(uniforms, material) {
      uniforms.specular.value.copy(material.specular);
      uniforms.shininess.value = Math.max(material.shininess, 1e-4);
      if (material.emissiveMap) {
        uniforms.emissiveMap.value = material.emissiveMap;
      }
      if (material.bumpMap) {
        uniforms.bumpMap.value = material.bumpMap;
        uniforms.bumpScale.value = material.bumpScale;
        if (material.side === BackSide)
          uniforms.bumpScale.value *= -1;
      }
      if (material.normalMap) {
        uniforms.normalMap.value = material.normalMap;
        uniforms.normalScale.value.copy(material.normalScale);
        if (material.side === BackSide)
          uniforms.normalScale.value.negate();
      }
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
    }
    function refreshUniformsToon(uniforms, material) {
      uniforms.specular.value.copy(material.specular);
      uniforms.shininess.value = Math.max(material.shininess, 1e-4);
      if (material.gradientMap) {
        uniforms.gradientMap.value = material.gradientMap;
      }
      if (material.emissiveMap) {
        uniforms.emissiveMap.value = material.emissiveMap;
      }
      if (material.bumpMap) {
        uniforms.bumpMap.value = material.bumpMap;
        uniforms.bumpScale.value = material.bumpScale;
        if (material.side === BackSide)
          uniforms.bumpScale.value *= -1;
      }
      if (material.normalMap) {
        uniforms.normalMap.value = material.normalMap;
        uniforms.normalScale.value.copy(material.normalScale);
        if (material.side === BackSide)
          uniforms.normalScale.value.negate();
      }
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
    }
    function refreshUniformsStandard(uniforms, material, environment) {
      uniforms.roughness.value = material.roughness;
      uniforms.metalness.value = material.metalness;
      if (material.roughnessMap) {
        uniforms.roughnessMap.value = material.roughnessMap;
      }
      if (material.metalnessMap) {
        uniforms.metalnessMap.value = material.metalnessMap;
      }
      if (material.emissiveMap) {
        uniforms.emissiveMap.value = material.emissiveMap;
      }
      if (material.bumpMap) {
        uniforms.bumpMap.value = material.bumpMap;
        uniforms.bumpScale.value = material.bumpScale;
        if (material.side === BackSide)
          uniforms.bumpScale.value *= -1;
      }
      if (material.normalMap) {
        uniforms.normalMap.value = material.normalMap;
        uniforms.normalScale.value.copy(material.normalScale);
        if (material.side === BackSide)
          uniforms.normalScale.value.negate();
      }
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
      if (material.envMap || environment) {
        uniforms.envMapIntensity.value = material.envMapIntensity;
      }
    }
    function refreshUniformsPhysical(uniforms, material, environment) {
      refreshUniformsStandard(uniforms, material, environment);
      uniforms.reflectivity.value = material.reflectivity;
      uniforms.clearcoat.value = material.clearcoat;
      uniforms.clearcoatRoughness.value = material.clearcoatRoughness;
      if (material.sheen)
        uniforms.sheen.value.copy(material.sheen);
      if (material.clearcoatNormalMap) {
        uniforms.clearcoatNormalScale.value.copy(material.clearcoatNormalScale);
        uniforms.clearcoatNormalMap.value = material.clearcoatNormalMap;
        if (material.side === BackSide) {
          uniforms.clearcoatNormalScale.value.negate();
        }
      }
      uniforms.transparency.value = material.transparency;
    }
    function refreshUniformsMatcap(uniforms, material) {
      if (material.matcap) {
        uniforms.matcap.value = material.matcap;
      }
      if (material.bumpMap) {
        uniforms.bumpMap.value = material.bumpMap;
        uniforms.bumpScale.value = material.bumpScale;
        if (material.side === BackSide)
          uniforms.bumpScale.value *= -1;
      }
      if (material.normalMap) {
        uniforms.normalMap.value = material.normalMap;
        uniforms.normalScale.value.copy(material.normalScale);
        if (material.side === BackSide)
          uniforms.normalScale.value.negate();
      }
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
    }
    function refreshUniformsDepth(uniforms, material) {
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
    }
    function refreshUniformsDistance(uniforms, material) {
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
      uniforms.referencePosition.value.copy(material.referencePosition);
      uniforms.nearDistance.value = material.nearDistance;
      uniforms.farDistance.value = material.farDistance;
    }
    function refreshUniformsNormal(uniforms, material) {
      if (material.bumpMap) {
        uniforms.bumpMap.value = material.bumpMap;
        uniforms.bumpScale.value = material.bumpScale;
        if (material.side === BackSide)
          uniforms.bumpScale.value *= -1;
      }
      if (material.normalMap) {
        uniforms.normalMap.value = material.normalMap;
        uniforms.normalScale.value.copy(material.normalScale);
        if (material.side === BackSide)
          uniforms.normalScale.value.negate();
      }
      if (material.displacementMap) {
        uniforms.displacementMap.value = material.displacementMap;
        uniforms.displacementScale.value = material.displacementScale;
        uniforms.displacementBias.value = material.displacementBias;
      }
    }
    function markUniformsLightsNeedsUpdate(uniforms, value) {
      uniforms.ambientLightColor.needsUpdate = value;
      uniforms.lightProbe.needsUpdate = value;
      uniforms.directionalLights.needsUpdate = value;
      uniforms.pointLights.needsUpdate = value;
      uniforms.spotLights.needsUpdate = value;
      uniforms.rectAreaLights.needsUpdate = value;
      uniforms.hemisphereLights.needsUpdate = value;
    }
    function materialNeedsLights(material) {
      return material.isMeshLambertMaterial || material.isMeshToonMaterial || material.isMeshPhongMaterial || material.isMeshStandardMaterial || material.isShadowMaterial || material.isShaderMaterial && material.lights === true;
    }
    this.setFramebuffer = function(value) {
      if (_framebuffer !== value && _currentRenderTarget === null)
        _gl.bindFramebuffer(36160, value);
      _framebuffer = value;
    };
    this.getActiveCubeFace = function() {
      return _currentActiveCubeFace;
    };
    this.getActiveMipmapLevel = function() {
      return _currentActiveMipmapLevel;
    };
    this.getRenderTarget = function() {
      return _currentRenderTarget;
    };
    this.setRenderTarget = function(renderTarget, activeCubeFace, activeMipmapLevel) {
      _currentRenderTarget = renderTarget;
      _currentActiveCubeFace = activeCubeFace;
      _currentActiveMipmapLevel = activeMipmapLevel;
      if (renderTarget && properties.get(renderTarget).__webglFramebuffer === void 0) {
        textures.setupRenderTarget(renderTarget);
      }
      var framebuffer = _framebuffer;
      var isCube = false;
      if (renderTarget) {
        var __webglFramebuffer = properties.get(renderTarget).__webglFramebuffer;
        if (renderTarget.isWebGLCubeRenderTarget) {
          framebuffer = __webglFramebuffer[activeCubeFace || 0];
          isCube = true;
        } else if (renderTarget.isWebGLMultisampleRenderTarget) {
          framebuffer = properties.get(renderTarget).__webglMultisampledFramebuffer;
        } else {
          framebuffer = __webglFramebuffer;
        }
        _currentViewport.copy(renderTarget.viewport);
        _currentScissor.copy(renderTarget.scissor);
        _currentScissorTest = renderTarget.scissorTest;
      } else {
        _currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor();
        _currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor();
        _currentScissorTest = _scissorTest;
      }
      if (_currentFramebuffer !== framebuffer) {
        _gl.bindFramebuffer(36160, framebuffer);
        _currentFramebuffer = framebuffer;
      }
      state.viewport(_currentViewport);
      state.scissor(_currentScissor);
      state.setScissorTest(_currentScissorTest);
      if (isCube) {
        var textureProperties = properties.get(renderTarget.texture);
        _gl.framebufferTexture2D(36160, 36064, 34069 + (activeCubeFace || 0), textureProperties.__webglTexture, activeMipmapLevel || 0);
      }
    };
    this.readRenderTargetPixels = function(renderTarget, x, y, width, height, buffer, activeCubeFaceIndex) {
      if (!(renderTarget && renderTarget.isWebGLRenderTarget)) {
        console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");
        return;
      }
      var framebuffer = properties.get(renderTarget).__webglFramebuffer;
      if (renderTarget.isWebGLCubeRenderTarget && activeCubeFaceIndex !== void 0) {
        framebuffer = framebuffer[activeCubeFaceIndex];
      }
      if (framebuffer) {
        var restore = false;
        if (framebuffer !== _currentFramebuffer) {
          _gl.bindFramebuffer(36160, framebuffer);
          restore = true;
        }
        try {
          var texture = renderTarget.texture;
          var textureFormat = texture.format;
          var textureType = texture.type;
          if (textureFormat !== RGBAFormat && utils.convert(textureFormat) !== _gl.getParameter(35739)) {
            console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");
            return;
          }
          if (textureType !== UnsignedByteType && utils.convert(textureType) !== _gl.getParameter(35738) && // IE11, Edge and Chrome Mac < 52 (#9513)
          !(textureType === FloatType && (capabilities.isWebGL2 || extensions.get("OES_texture_float") || extensions.get("WEBGL_color_buffer_float"))) && // Chrome Mac >= 52 and Firefox
          !(textureType === HalfFloatType && (capabilities.isWebGL2 ? extensions.get("EXT_color_buffer_float") : extensions.get("EXT_color_buffer_half_float")))) {
            console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");
            return;
          }
          if (_gl.checkFramebufferStatus(36160) === 36053) {
            if (x >= 0 && x <= renderTarget.width - width && (y >= 0 && y <= renderTarget.height - height)) {
              _gl.readPixels(x, y, width, height, utils.convert(textureFormat), utils.convert(textureType), buffer);
            }
          } else {
            console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.");
          }
        } finally {
          if (restore) {
            _gl.bindFramebuffer(36160, _currentFramebuffer);
          }
        }
      }
    };
    this.copyFramebufferToTexture = function(position, texture, level) {
      if (level === void 0)
        level = 0;
      var levelScale = Math.pow(2, -level);
      var width = Math.floor(texture.image.width * levelScale);
      var height = Math.floor(texture.image.height * levelScale);
      var glFormat = utils.convert(texture.format);
      textures.setTexture2D(texture, 0);
      _gl.copyTexImage2D(3553, level, glFormat, position.x, position.y, width, height, 0);
      state.unbindTexture();
    };
    this.copyTextureToTexture = function(position, srcTexture, dstTexture, level) {
      var width = srcTexture.image.width;
      var height = srcTexture.image.height;
      var glFormat = utils.convert(dstTexture.format);
      var glType = utils.convert(dstTexture.type);
      textures.setTexture2D(dstTexture, 0);
      if (srcTexture.isDataTexture) {
        _gl.texSubImage2D(3553, level || 0, position.x, position.y, width, height, glFormat, glType, srcTexture.image.data);
      } else {
        _gl.texSubImage2D(3553, level || 0, position.x, position.y, glFormat, glType, srcTexture.image);
      }
      state.unbindTexture();
    };
    this.initTexture = function(texture) {
      textures.setTexture2D(texture, 0);
      state.unbindTexture();
    };
    if (typeof __THREE_DEVTOOLS__ !== "undefined") {
      __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", { detail: this }));
    }
  }
  function FogExp2(color, density) {
    this.name = "";
    this.color = new Color(color);
    this.density = density !== void 0 ? density : 25e-5;
  }
  Object.assign(FogExp2.prototype, {
    isFogExp2: true,
    clone: function() {
      return new FogExp2(this.color, this.density);
    },
    toJSON: function() {
      return {
        type: "FogExp2",
        color: this.color.getHex(),
        density: this.density
      };
    }
  });
  function Fog(color, near, far) {
    this.name = "";
    this.color = new Color(color);
    this.near = near !== void 0 ? near : 1;
    this.far = far !== void 0 ? far : 1e3;
  }
  Object.assign(Fog.prototype, {
    isFog: true,
    clone: function() {
      return new Fog(this.color, this.near, this.far);
    },
    toJSON: function() {
      return {
        type: "Fog",
        color: this.color.getHex(),
        near: this.near,
        far: this.far
      };
    }
  });
  function InterleavedBuffer(array, stride) {
    this.array = array;
    this.stride = stride;
    this.count = array !== void 0 ? array.length / stride : 0;
    this.usage = StaticDrawUsage;
    this.updateRange = { offset: 0, count: -1 };
    this.version = 0;
  }
  Object.defineProperty(InterleavedBuffer.prototype, "needsUpdate", {
    set: function(value) {
      if (value === true)
        this.version++;
    }
  });
  Object.assign(InterleavedBuffer.prototype, {
    isInterleavedBuffer: true,
    onUploadCallback: function() {
    },
    setUsage: function(value) {
      this.usage = value;
      return this;
    },
    copy: function(source) {
      this.array = new source.array.constructor(source.array);
      this.count = source.count;
      this.stride = source.stride;
      this.usage = source.usage;
      return this;
    },
    copyAt: function(index1, attribute, index2) {
      index1 *= this.stride;
      index2 *= attribute.stride;
      for (var i2 = 0, l = this.stride; i2 < l; i2++) {
        this.array[index1 + i2] = attribute.array[index2 + i2];
      }
      return this;
    },
    set: function(value, offset) {
      if (offset === void 0)
        offset = 0;
      this.array.set(value, offset);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    onUpload: function(callback) {
      this.onUploadCallback = callback;
      return this;
    }
  });
  var _vector$6 = new Vector3();
  function InterleavedBufferAttribute(interleavedBuffer, itemSize, offset, normalized) {
    this.data = interleavedBuffer;
    this.itemSize = itemSize;
    this.offset = offset;
    this.normalized = normalized === true;
  }
  Object.defineProperties(InterleavedBufferAttribute.prototype, {
    count: {
      get: function() {
        return this.data.count;
      }
    },
    array: {
      get: function() {
        return this.data.array;
      }
    }
  });
  Object.assign(InterleavedBufferAttribute.prototype, {
    isInterleavedBufferAttribute: true,
    applyMatrix4: function(m) {
      for (var i2 = 0, l = this.data.count; i2 < l; i2++) {
        _vector$6.x = this.getX(i2);
        _vector$6.y = this.getY(i2);
        _vector$6.z = this.getZ(i2);
        _vector$6.applyMatrix4(m);
        this.setXYZ(i2, _vector$6.x, _vector$6.y, _vector$6.z);
      }
      return this;
    },
    setX: function(index, x) {
      this.data.array[index * this.data.stride + this.offset] = x;
      return this;
    },
    setY: function(index, y) {
      this.data.array[index * this.data.stride + this.offset + 1] = y;
      return this;
    },
    setZ: function(index, z) {
      this.data.array[index * this.data.stride + this.offset + 2] = z;
      return this;
    },
    setW: function(index, w) {
      this.data.array[index * this.data.stride + this.offset + 3] = w;
      return this;
    },
    getX: function(index) {
      return this.data.array[index * this.data.stride + this.offset];
    },
    getY: function(index) {
      return this.data.array[index * this.data.stride + this.offset + 1];
    },
    getZ: function(index) {
      return this.data.array[index * this.data.stride + this.offset + 2];
    },
    getW: function(index) {
      return this.data.array[index * this.data.stride + this.offset + 3];
    },
    setXY: function(index, x, y) {
      index = index * this.data.stride + this.offset;
      this.data.array[index + 0] = x;
      this.data.array[index + 1] = y;
      return this;
    },
    setXYZ: function(index, x, y, z) {
      index = index * this.data.stride + this.offset;
      this.data.array[index + 0] = x;
      this.data.array[index + 1] = y;
      this.data.array[index + 2] = z;
      return this;
    },
    setXYZW: function(index, x, y, z, w) {
      index = index * this.data.stride + this.offset;
      this.data.array[index + 0] = x;
      this.data.array[index + 1] = y;
      this.data.array[index + 2] = z;
      this.data.array[index + 3] = w;
      return this;
    }
  });
  function SpriteMaterial(parameters) {
    Material.call(this);
    this.type = "SpriteMaterial";
    this.color = new Color(16777215);
    this.map = null;
    this.alphaMap = null;
    this.rotation = 0;
    this.sizeAttenuation = true;
    this.transparent = true;
    this.setValues(parameters);
  }
  SpriteMaterial.prototype = Object.create(Material.prototype);
  SpriteMaterial.prototype.constructor = SpriteMaterial;
  SpriteMaterial.prototype.isSpriteMaterial = true;
  SpriteMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.map = source.map;
    this.alphaMap = source.alphaMap;
    this.rotation = source.rotation;
    this.sizeAttenuation = source.sizeAttenuation;
    return this;
  };
  var _geometry;
  var _intersectPoint = new Vector3();
  var _worldScale = new Vector3();
  var _mvPosition = new Vector3();
  var _alignedPosition = new Vector2();
  var _rotatedPosition = new Vector2();
  var _viewWorldMatrix = new Matrix4();
  var _vA$1 = new Vector3();
  var _vB$1 = new Vector3();
  var _vC$1 = new Vector3();
  var _uvA$1 = new Vector2();
  var _uvB$1 = new Vector2();
  var _uvC$1 = new Vector2();
  function Sprite(material) {
    Object3D.call(this);
    this.type = "Sprite";
    if (_geometry === void 0) {
      _geometry = new BufferGeometry();
      var float32Array = new Float32Array([
        -0.5,
        -0.5,
        0,
        0,
        0,
        0.5,
        -0.5,
        0,
        1,
        0,
        0.5,
        0.5,
        0,
        1,
        1,
        -0.5,
        0.5,
        0,
        0,
        1
      ]);
      var interleavedBuffer = new InterleavedBuffer(float32Array, 5);
      _geometry.setIndex([0, 1, 2, 0, 2, 3]);
      _geometry.setAttribute("position", new InterleavedBufferAttribute(interleavedBuffer, 3, 0, false));
      _geometry.setAttribute("uv", new InterleavedBufferAttribute(interleavedBuffer, 2, 3, false));
    }
    this.geometry = _geometry;
    this.material = material !== void 0 ? material : new SpriteMaterial();
    this.center = new Vector2(0.5, 0.5);
  }
  Sprite.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Sprite,
    isSprite: true,
    raycast: function(raycaster, intersects2) {
      if (raycaster.camera === null) {
        console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.');
      }
      _worldScale.setFromMatrixScale(this.matrixWorld);
      _viewWorldMatrix.copy(raycaster.camera.matrixWorld);
      this.modelViewMatrix.multiplyMatrices(raycaster.camera.matrixWorldInverse, this.matrixWorld);
      _mvPosition.setFromMatrixPosition(this.modelViewMatrix);
      if (raycaster.camera.isPerspectiveCamera && this.material.sizeAttenuation === false) {
        _worldScale.multiplyScalar(-_mvPosition.z);
      }
      var rotation = this.material.rotation;
      var sin, cos;
      if (rotation !== 0) {
        cos = Math.cos(rotation);
        sin = Math.sin(rotation);
      }
      var center = this.center;
      transformVertex(_vA$1.set(-0.5, -0.5, 0), _mvPosition, center, _worldScale, sin, cos);
      transformVertex(_vB$1.set(0.5, -0.5, 0), _mvPosition, center, _worldScale, sin, cos);
      transformVertex(_vC$1.set(0.5, 0.5, 0), _mvPosition, center, _worldScale, sin, cos);
      _uvA$1.set(0, 0);
      _uvB$1.set(1, 0);
      _uvC$1.set(1, 1);
      var intersect = raycaster.ray.intersectTriangle(_vA$1, _vB$1, _vC$1, false, _intersectPoint);
      if (intersect === null) {
        transformVertex(_vB$1.set(-0.5, 0.5, 0), _mvPosition, center, _worldScale, sin, cos);
        _uvB$1.set(0, 1);
        intersect = raycaster.ray.intersectTriangle(_vA$1, _vC$1, _vB$1, false, _intersectPoint);
        if (intersect === null) {
          return;
        }
      }
      var distance = raycaster.ray.origin.distanceTo(_intersectPoint);
      if (distance < raycaster.near || distance > raycaster.far)
        return;
      intersects2.push({
        distance,
        point: _intersectPoint.clone(),
        uv: Triangle.getUV(_intersectPoint, _vA$1, _vB$1, _vC$1, _uvA$1, _uvB$1, _uvC$1, new Vector2()),
        face: null,
        object: this
      });
    },
    clone: function() {
      return new this.constructor(this.material).copy(this);
    },
    copy: function(source) {
      Object3D.prototype.copy.call(this, source);
      if (source.center !== void 0)
        this.center.copy(source.center);
      return this;
    }
  });
  function transformVertex(vertexPosition, mvPosition, center, scale, sin, cos) {
    _alignedPosition.subVectors(vertexPosition, center).addScalar(0.5).multiply(scale);
    if (sin !== void 0) {
      _rotatedPosition.x = cos * _alignedPosition.x - sin * _alignedPosition.y;
      _rotatedPosition.y = sin * _alignedPosition.x + cos * _alignedPosition.y;
    } else {
      _rotatedPosition.copy(_alignedPosition);
    }
    vertexPosition.copy(mvPosition);
    vertexPosition.x += _rotatedPosition.x;
    vertexPosition.y += _rotatedPosition.y;
    vertexPosition.applyMatrix4(_viewWorldMatrix);
  }
  var _v1$4 = new Vector3();
  var _v2$2 = new Vector3();
  function LOD() {
    Object3D.call(this);
    this.type = "LOD";
    Object.defineProperties(this, {
      levels: {
        enumerable: true,
        value: []
      }
    });
    this.autoUpdate = true;
  }
  LOD.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: LOD,
    isLOD: true,
    copy: function(source) {
      Object3D.prototype.copy.call(this, source, false);
      var levels = source.levels;
      for (var i2 = 0, l = levels.length; i2 < l; i2++) {
        var level = levels[i2];
        this.addLevel(level.object.clone(), level.distance);
      }
      this.autoUpdate = source.autoUpdate;
      return this;
    },
    addLevel: function(object, distance) {
      if (distance === void 0)
        distance = 0;
      distance = Math.abs(distance);
      var levels = this.levels;
      for (var l = 0; l < levels.length; l++) {
        if (distance < levels[l].distance) {
          break;
        }
      }
      levels.splice(l, 0, { distance, object });
      this.add(object);
      return this;
    },
    getObjectForDistance: function(distance) {
      var levels = this.levels;
      if (levels.length > 0) {
        for (var i2 = 1, l = levels.length; i2 < l; i2++) {
          if (distance < levels[i2].distance) {
            break;
          }
        }
        return levels[i2 - 1].object;
      }
      return null;
    },
    raycast: function(raycaster, intersects2) {
      var levels = this.levels;
      if (levels.length > 0) {
        _v1$4.setFromMatrixPosition(this.matrixWorld);
        var distance = raycaster.ray.origin.distanceTo(_v1$4);
        this.getObjectForDistance(distance).raycast(raycaster, intersects2);
      }
    },
    update: function(camera) {
      var levels = this.levels;
      if (levels.length > 1) {
        _v1$4.setFromMatrixPosition(camera.matrixWorld);
        _v2$2.setFromMatrixPosition(this.matrixWorld);
        var distance = _v1$4.distanceTo(_v2$2);
        levels[0].object.visible = true;
        for (var i2 = 1, l = levels.length; i2 < l; i2++) {
          if (distance >= levels[i2].distance) {
            levels[i2 - 1].object.visible = false;
            levels[i2].object.visible = true;
          } else {
            break;
          }
        }
        for (; i2 < l; i2++) {
          levels[i2].object.visible = false;
        }
      }
    },
    toJSON: function(meta) {
      var data = Object3D.prototype.toJSON.call(this, meta);
      if (this.autoUpdate === false)
        data.object.autoUpdate = false;
      data.object.levels = [];
      var levels = this.levels;
      for (var i2 = 0, l = levels.length; i2 < l; i2++) {
        var level = levels[i2];
        data.object.levels.push({
          object: level.object.uuid,
          distance: level.distance
        });
      }
      return data;
    }
  });
  function SkinnedMesh(geometry, material) {
    if (geometry && geometry.isGeometry) {
      console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");
    }
    Mesh.call(this, geometry, material);
    this.type = "SkinnedMesh";
    this.bindMode = "attached";
    this.bindMatrix = new Matrix4();
    this.bindMatrixInverse = new Matrix4();
  }
  SkinnedMesh.prototype = Object.assign(Object.create(Mesh.prototype), {
    constructor: SkinnedMesh,
    isSkinnedMesh: true,
    bind: function(skeleton, bindMatrix) {
      this.skeleton = skeleton;
      if (bindMatrix === void 0) {
        this.updateMatrixWorld(true);
        this.skeleton.calculateInverses();
        bindMatrix = this.matrixWorld;
      }
      this.bindMatrix.copy(bindMatrix);
      this.bindMatrixInverse.getInverse(bindMatrix);
    },
    pose: function() {
      this.skeleton.pose();
    },
    normalizeSkinWeights: function() {
      var vector = new Vector4();
      var skinWeight = this.geometry.attributes.skinWeight;
      for (var i2 = 0, l = skinWeight.count; i2 < l; i2++) {
        vector.x = skinWeight.getX(i2);
        vector.y = skinWeight.getY(i2);
        vector.z = skinWeight.getZ(i2);
        vector.w = skinWeight.getW(i2);
        var scale = 1 / vector.manhattanLength();
        if (scale !== Infinity) {
          vector.multiplyScalar(scale);
        } else {
          vector.set(1, 0, 0, 0);
        }
        skinWeight.setXYZW(i2, vector.x, vector.y, vector.z, vector.w);
      }
    },
    updateMatrixWorld: function(force) {
      Mesh.prototype.updateMatrixWorld.call(this, force);
      if (this.bindMode === "attached") {
        this.bindMatrixInverse.getInverse(this.matrixWorld);
      } else if (this.bindMode === "detached") {
        this.bindMatrixInverse.getInverse(this.bindMatrix);
      } else {
        console.warn("THREE.SkinnedMesh: Unrecognized bindMode: " + this.bindMode);
      }
    },
    clone: function() {
      return new this.constructor(this.geometry, this.material).copy(this);
    }
  });
  var _offsetMatrix = new Matrix4();
  var _identityMatrix = new Matrix4();
  function Skeleton(bones, boneInverses) {
    bones = bones || [];
    this.bones = bones.slice(0);
    this.boneMatrices = new Float32Array(this.bones.length * 16);
    this.frame = -1;
    if (boneInverses === void 0) {
      this.calculateInverses();
    } else {
      if (this.bones.length === boneInverses.length) {
        this.boneInverses = boneInverses.slice(0);
      } else {
        console.warn("THREE.Skeleton boneInverses is the wrong length.");
        this.boneInverses = [];
        for (var i2 = 0, il = this.bones.length; i2 < il; i2++) {
          this.boneInverses.push(new Matrix4());
        }
      }
    }
  }
  Object.assign(Skeleton.prototype, {
    calculateInverses: function() {
      this.boneInverses = [];
      for (var i2 = 0, il = this.bones.length; i2 < il; i2++) {
        var inverse = new Matrix4();
        if (this.bones[i2]) {
          inverse.getInverse(this.bones[i2].matrixWorld);
        }
        this.boneInverses.push(inverse);
      }
    },
    pose: function() {
      var bone, i2, il;
      for (i2 = 0, il = this.bones.length; i2 < il; i2++) {
        bone = this.bones[i2];
        if (bone) {
          bone.matrixWorld.getInverse(this.boneInverses[i2]);
        }
      }
      for (i2 = 0, il = this.bones.length; i2 < il; i2++) {
        bone = this.bones[i2];
        if (bone) {
          if (bone.parent && bone.parent.isBone) {
            bone.matrix.getInverse(bone.parent.matrixWorld);
            bone.matrix.multiply(bone.matrixWorld);
          } else {
            bone.matrix.copy(bone.matrixWorld);
          }
          bone.matrix.decompose(bone.position, bone.quaternion, bone.scale);
        }
      }
    },
    update: function() {
      var bones = this.bones;
      var boneInverses = this.boneInverses;
      var boneMatrices = this.boneMatrices;
      var boneTexture = this.boneTexture;
      for (var i2 = 0, il = bones.length; i2 < il; i2++) {
        var matrix = bones[i2] ? bones[i2].matrixWorld : _identityMatrix;
        _offsetMatrix.multiplyMatrices(matrix, boneInverses[i2]);
        _offsetMatrix.toArray(boneMatrices, i2 * 16);
      }
      if (boneTexture !== void 0) {
        boneTexture.needsUpdate = true;
      }
    },
    clone: function() {
      return new Skeleton(this.bones, this.boneInverses);
    },
    getBoneByName: function(name) {
      for (var i2 = 0, il = this.bones.length; i2 < il; i2++) {
        var bone = this.bones[i2];
        if (bone.name === name) {
          return bone;
        }
      }
      return void 0;
    }
  });
  function Bone() {
    Object3D.call(this);
    this.type = "Bone";
  }
  Bone.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Bone,
    isBone: true
  });
  var _instanceLocalMatrix = new Matrix4();
  var _instanceWorldMatrix = new Matrix4();
  var _instanceIntersects = [];
  var _mesh = new Mesh();
  function InstancedMesh(geometry, material, count) {
    Mesh.call(this, geometry, material);
    this.instanceMatrix = new BufferAttribute(new Float32Array(count * 16), 16);
    this.count = count;
    this.frustumCulled = false;
  }
  InstancedMesh.prototype = Object.assign(Object.create(Mesh.prototype), {
    constructor: InstancedMesh,
    isInstancedMesh: true,
    getMatrixAt: function(index, matrix) {
      matrix.fromArray(this.instanceMatrix.array, index * 16);
    },
    raycast: function(raycaster, intersects2) {
      var matrixWorld = this.matrixWorld;
      var raycastTimes = this.count;
      _mesh.geometry = this.geometry;
      _mesh.material = this.material;
      if (_mesh.material === void 0)
        return;
      for (var instanceId = 0; instanceId < raycastTimes; instanceId++) {
        this.getMatrixAt(instanceId, _instanceLocalMatrix);
        _instanceWorldMatrix.multiplyMatrices(matrixWorld, _instanceLocalMatrix);
        _mesh.matrixWorld = _instanceWorldMatrix;
        _mesh.raycast(raycaster, _instanceIntersects);
        if (_instanceIntersects.length > 0) {
          _instanceIntersects[0].instanceId = instanceId;
          _instanceIntersects[0].object = this;
          intersects2.push(_instanceIntersects[0]);
          _instanceIntersects.length = 0;
        }
      }
    },
    setMatrixAt: function(index, matrix) {
      matrix.toArray(this.instanceMatrix.array, index * 16);
    },
    updateMorphTargets: function() {
    }
  });
  function LineBasicMaterial(parameters) {
    Material.call(this);
    this.type = "LineBasicMaterial";
    this.color = new Color(16777215);
    this.linewidth = 1;
    this.linecap = "round";
    this.linejoin = "round";
    this.setValues(parameters);
  }
  LineBasicMaterial.prototype = Object.create(Material.prototype);
  LineBasicMaterial.prototype.constructor = LineBasicMaterial;
  LineBasicMaterial.prototype.isLineBasicMaterial = true;
  LineBasicMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.linewidth = source.linewidth;
    this.linecap = source.linecap;
    this.linejoin = source.linejoin;
    return this;
  };
  var _start = new Vector3();
  var _end = new Vector3();
  var _inverseMatrix$1 = new Matrix4();
  var _ray$1 = new Ray();
  var _sphere$2 = new Sphere();
  function Line(geometry, material, mode) {
    if (mode === 1) {
      console.error("THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead.");
    }
    Object3D.call(this);
    this.type = "Line";
    this.geometry = geometry !== void 0 ? geometry : new BufferGeometry();
    this.material = material !== void 0 ? material : new LineBasicMaterial();
  }
  Line.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Line,
    isLine: true,
    computeLineDistances: function() {
      var geometry = this.geometry;
      if (geometry.isBufferGeometry) {
        if (geometry.index === null) {
          var positionAttribute = geometry.attributes.position;
          var lineDistances = [0];
          for (var i2 = 1, l = positionAttribute.count; i2 < l; i2++) {
            _start.fromBufferAttribute(positionAttribute, i2 - 1);
            _end.fromBufferAttribute(positionAttribute, i2);
            lineDistances[i2] = lineDistances[i2 - 1];
            lineDistances[i2] += _start.distanceTo(_end);
          }
          geometry.setAttribute("lineDistance", new Float32BufferAttribute(lineDistances, 1));
        } else {
          console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");
        }
      } else if (geometry.isGeometry) {
        var vertices = geometry.vertices;
        var lineDistances = geometry.lineDistances;
        lineDistances[0] = 0;
        for (var i2 = 1, l = vertices.length; i2 < l; i2++) {
          lineDistances[i2] = lineDistances[i2 - 1];
          lineDistances[i2] += vertices[i2 - 1].distanceTo(vertices[i2]);
        }
      }
      return this;
    },
    raycast: function(raycaster, intersects2) {
      var precision = raycaster.linePrecision;
      var geometry = this.geometry;
      var matrixWorld = this.matrixWorld;
      if (geometry.boundingSphere === null)
        geometry.computeBoundingSphere();
      _sphere$2.copy(geometry.boundingSphere);
      _sphere$2.applyMatrix4(matrixWorld);
      _sphere$2.radius += precision;
      if (raycaster.ray.intersectsSphere(_sphere$2) === false)
        return;
      _inverseMatrix$1.getInverse(matrixWorld);
      _ray$1.copy(raycaster.ray).applyMatrix4(_inverseMatrix$1);
      var localPrecision = precision / ((this.scale.x + this.scale.y + this.scale.z) / 3);
      var localPrecisionSq = localPrecision * localPrecision;
      var vStart = new Vector3();
      var vEnd = new Vector3();
      var interSegment = new Vector3();
      var interRay = new Vector3();
      var step = this && this.isLineSegments ? 2 : 1;
      if (geometry.isBufferGeometry) {
        var index = geometry.index;
        var attributes = geometry.attributes;
        var positions = attributes.position.array;
        if (index !== null) {
          var indices = index.array;
          for (var i2 = 0, l = indices.length - 1; i2 < l; i2 += step) {
            var a = indices[i2];
            var b = indices[i2 + 1];
            vStart.fromArray(positions, a * 3);
            vEnd.fromArray(positions, b * 3);
            var distSq = _ray$1.distanceSqToSegment(vStart, vEnd, interRay, interSegment);
            if (distSq > localPrecisionSq)
              continue;
            interRay.applyMatrix4(this.matrixWorld);
            var distance = raycaster.ray.origin.distanceTo(interRay);
            if (distance < raycaster.near || distance > raycaster.far)
              continue;
            intersects2.push({
              distance,
              // What do we want? intersection point on the ray or on the segment??
              // point: raycaster.ray.at( distance ),
              point: interSegment.clone().applyMatrix4(this.matrixWorld),
              index: i2,
              face: null,
              faceIndex: null,
              object: this
            });
          }
        } else {
          for (var i2 = 0, l = positions.length / 3 - 1; i2 < l; i2 += step) {
            vStart.fromArray(positions, 3 * i2);
            vEnd.fromArray(positions, 3 * i2 + 3);
            var distSq = _ray$1.distanceSqToSegment(vStart, vEnd, interRay, interSegment);
            if (distSq > localPrecisionSq)
              continue;
            interRay.applyMatrix4(this.matrixWorld);
            var distance = raycaster.ray.origin.distanceTo(interRay);
            if (distance < raycaster.near || distance > raycaster.far)
              continue;
            intersects2.push({
              distance,
              // What do we want? intersection point on the ray or on the segment??
              // point: raycaster.ray.at( distance ),
              point: interSegment.clone().applyMatrix4(this.matrixWorld),
              index: i2,
              face: null,
              faceIndex: null,
              object: this
            });
          }
        }
      } else if (geometry.isGeometry) {
        var vertices = geometry.vertices;
        var nbVertices = vertices.length;
        for (var i2 = 0; i2 < nbVertices - 1; i2 += step) {
          var distSq = _ray$1.distanceSqToSegment(vertices[i2], vertices[i2 + 1], interRay, interSegment);
          if (distSq > localPrecisionSq)
            continue;
          interRay.applyMatrix4(this.matrixWorld);
          var distance = raycaster.ray.origin.distanceTo(interRay);
          if (distance < raycaster.near || distance > raycaster.far)
            continue;
          intersects2.push({
            distance,
            // What do we want? intersection point on the ray or on the segment??
            // point: raycaster.ray.at( distance ),
            point: interSegment.clone().applyMatrix4(this.matrixWorld),
            index: i2,
            face: null,
            faceIndex: null,
            object: this
          });
        }
      }
    },
    clone: function() {
      return new this.constructor(this.geometry, this.material).copy(this);
    }
  });
  var _start$1 = new Vector3();
  var _end$1 = new Vector3();
  function LineSegments(geometry, material) {
    Line.call(this, geometry, material);
    this.type = "LineSegments";
  }
  LineSegments.prototype = Object.assign(Object.create(Line.prototype), {
    constructor: LineSegments,
    isLineSegments: true,
    computeLineDistances: function() {
      var geometry = this.geometry;
      if (geometry.isBufferGeometry) {
        if (geometry.index === null) {
          var positionAttribute = geometry.attributes.position;
          var lineDistances = [];
          for (var i2 = 0, l = positionAttribute.count; i2 < l; i2 += 2) {
            _start$1.fromBufferAttribute(positionAttribute, i2);
            _end$1.fromBufferAttribute(positionAttribute, i2 + 1);
            lineDistances[i2] = i2 === 0 ? 0 : lineDistances[i2 - 1];
            lineDistances[i2 + 1] = lineDistances[i2] + _start$1.distanceTo(_end$1);
          }
          geometry.setAttribute("lineDistance", new Float32BufferAttribute(lineDistances, 1));
        } else {
          console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");
        }
      } else if (geometry.isGeometry) {
        var vertices = geometry.vertices;
        var lineDistances = geometry.lineDistances;
        for (var i2 = 0, l = vertices.length; i2 < l; i2 += 2) {
          _start$1.copy(vertices[i2]);
          _end$1.copy(vertices[i2 + 1]);
          lineDistances[i2] = i2 === 0 ? 0 : lineDistances[i2 - 1];
          lineDistances[i2 + 1] = lineDistances[i2] + _start$1.distanceTo(_end$1);
        }
      }
      return this;
    }
  });
  function LineLoop(geometry, material) {
    Line.call(this, geometry, material);
    this.type = "LineLoop";
  }
  LineLoop.prototype = Object.assign(Object.create(Line.prototype), {
    constructor: LineLoop,
    isLineLoop: true
  });
  function PointsMaterial(parameters) {
    Material.call(this);
    this.type = "PointsMaterial";
    this.color = new Color(16777215);
    this.map = null;
    this.alphaMap = null;
    this.size = 1;
    this.sizeAttenuation = true;
    this.morphTargets = false;
    this.setValues(parameters);
  }
  PointsMaterial.prototype = Object.create(Material.prototype);
  PointsMaterial.prototype.constructor = PointsMaterial;
  PointsMaterial.prototype.isPointsMaterial = true;
  PointsMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.map = source.map;
    this.alphaMap = source.alphaMap;
    this.size = source.size;
    this.sizeAttenuation = source.sizeAttenuation;
    this.morphTargets = source.morphTargets;
    return this;
  };
  var _inverseMatrix$2 = new Matrix4();
  var _ray$2 = new Ray();
  var _sphere$3 = new Sphere();
  var _position$1 = new Vector3();
  function Points(geometry, material) {
    Object3D.call(this);
    this.type = "Points";
    this.geometry = geometry !== void 0 ? geometry : new BufferGeometry();
    this.material = material !== void 0 ? material : new PointsMaterial();
    this.updateMorphTargets();
  }
  Points.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Points,
    isPoints: true,
    raycast: function(raycaster, intersects2) {
      var geometry = this.geometry;
      var matrixWorld = this.matrixWorld;
      var threshold = raycaster.params.Points.threshold;
      if (geometry.boundingSphere === null)
        geometry.computeBoundingSphere();
      _sphere$3.copy(geometry.boundingSphere);
      _sphere$3.applyMatrix4(matrixWorld);
      _sphere$3.radius += threshold;
      if (raycaster.ray.intersectsSphere(_sphere$3) === false)
        return;
      _inverseMatrix$2.getInverse(matrixWorld);
      _ray$2.copy(raycaster.ray).applyMatrix4(_inverseMatrix$2);
      var localThreshold = threshold / ((this.scale.x + this.scale.y + this.scale.z) / 3);
      var localThresholdSq = localThreshold * localThreshold;
      if (geometry.isBufferGeometry) {
        var index = geometry.index;
        var attributes = geometry.attributes;
        var positions = attributes.position.array;
        if (index !== null) {
          var indices = index.array;
          for (var i2 = 0, il = indices.length; i2 < il; i2++) {
            var a = indices[i2];
            _position$1.fromArray(positions, a * 3);
            testPoint(_position$1, a, localThresholdSq, matrixWorld, raycaster, intersects2, this);
          }
        } else {
          for (var i2 = 0, l = positions.length / 3; i2 < l; i2++) {
            _position$1.fromArray(positions, i2 * 3);
            testPoint(_position$1, i2, localThresholdSq, matrixWorld, raycaster, intersects2, this);
          }
        }
      } else {
        var vertices = geometry.vertices;
        for (var i2 = 0, l = vertices.length; i2 < l; i2++) {
          testPoint(vertices[i2], i2, localThresholdSq, matrixWorld, raycaster, intersects2, this);
        }
      }
    },
    updateMorphTargets: function() {
      var geometry = this.geometry;
      var m, ml, name;
      if (geometry.isBufferGeometry) {
        var morphAttributes = geometry.morphAttributes;
        var keys = Object.keys(morphAttributes);
        if (keys.length > 0) {
          var morphAttribute = morphAttributes[keys[0]];
          if (morphAttribute !== void 0) {
            this.morphTargetInfluences = [];
            this.morphTargetDictionary = {};
            for (m = 0, ml = morphAttribute.length; m < ml; m++) {
              name = morphAttribute[m].name || String(m);
              this.morphTargetInfluences.push(0);
              this.morphTargetDictionary[name] = m;
            }
          }
        }
      } else {
        var morphTargets = geometry.morphTargets;
        if (morphTargets !== void 0 && morphTargets.length > 0) {
          console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.");
        }
      }
    },
    clone: function() {
      return new this.constructor(this.geometry, this.material).copy(this);
    }
  });
  function testPoint(point, index, localThresholdSq, matrixWorld, raycaster, intersects2, object) {
    var rayPointDistanceSq = _ray$2.distanceSqToPoint(point);
    if (rayPointDistanceSq < localThresholdSq) {
      var intersectPoint = new Vector3();
      _ray$2.closestPointToPoint(point, intersectPoint);
      intersectPoint.applyMatrix4(matrixWorld);
      var distance = raycaster.ray.origin.distanceTo(intersectPoint);
      if (distance < raycaster.near || distance > raycaster.far)
        return;
      intersects2.push({
        distance,
        distanceToRay: Math.sqrt(rayPointDistanceSq),
        point: intersectPoint,
        index,
        face: null,
        object
      });
    }
  }
  function VideoTexture(video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy) {
    Texture.call(this, video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy);
    this.format = format !== void 0 ? format : RGBFormat;
    this.minFilter = minFilter !== void 0 ? minFilter : LinearFilter;
    this.magFilter = magFilter !== void 0 ? magFilter : LinearFilter;
    this.generateMipmaps = false;
  }
  VideoTexture.prototype = Object.assign(Object.create(Texture.prototype), {
    constructor: VideoTexture,
    isVideoTexture: true,
    update: function() {
      var video = this.image;
      if (video.readyState >= video.HAVE_CURRENT_DATA) {
        this.needsUpdate = true;
      }
    }
  });
  function CompressedTexture(mipmaps, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding) {
    Texture.call(this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding);
    this.image = { width, height };
    this.mipmaps = mipmaps;
    this.flipY = false;
    this.generateMipmaps = false;
  }
  CompressedTexture.prototype = Object.create(Texture.prototype);
  CompressedTexture.prototype.constructor = CompressedTexture;
  CompressedTexture.prototype.isCompressedTexture = true;
  function CanvasTexture(canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy) {
    Texture.call(this, canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy);
    this.needsUpdate = true;
  }
  CanvasTexture.prototype = Object.create(Texture.prototype);
  CanvasTexture.prototype.constructor = CanvasTexture;
  CanvasTexture.prototype.isCanvasTexture = true;
  function DepthTexture(width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format) {
    format = format !== void 0 ? format : DepthFormat;
    if (format !== DepthFormat && format !== DepthStencilFormat) {
      throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");
    }
    if (type === void 0 && format === DepthFormat)
      type = UnsignedShortType;
    if (type === void 0 && format === DepthStencilFormat)
      type = UnsignedInt248Type;
    Texture.call(this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy);
    this.image = { width, height };
    this.magFilter = magFilter !== void 0 ? magFilter : NearestFilter;
    this.minFilter = minFilter !== void 0 ? minFilter : NearestFilter;
    this.flipY = false;
    this.generateMipmaps = false;
  }
  DepthTexture.prototype = Object.create(Texture.prototype);
  DepthTexture.prototype.constructor = DepthTexture;
  DepthTexture.prototype.isDepthTexture = true;
  function WireframeGeometry(geometry) {
    BufferGeometry.call(this);
    this.type = "WireframeGeometry";
    var vertices = [];
    var i2, j, l, o, ol;
    var edge = [0, 0], edges = {}, e, edge1, edge2;
    var key, keys = ["a", "b", "c"];
    var vertex;
    if (geometry && geometry.isGeometry) {
      var faces = geometry.faces;
      for (i2 = 0, l = faces.length; i2 < l; i2++) {
        var face = faces[i2];
        for (j = 0; j < 3; j++) {
          edge1 = face[keys[j]];
          edge2 = face[keys[(j + 1) % 3]];
          edge[0] = Math.min(edge1, edge2);
          edge[1] = Math.max(edge1, edge2);
          key = edge[0] + "," + edge[1];
          if (edges[key] === void 0) {
            edges[key] = { index1: edge[0], index2: edge[1] };
          }
        }
      }
      for (key in edges) {
        e = edges[key];
        vertex = geometry.vertices[e.index1];
        vertices.push(vertex.x, vertex.y, vertex.z);
        vertex = geometry.vertices[e.index2];
        vertices.push(vertex.x, vertex.y, vertex.z);
      }
    } else if (geometry && geometry.isBufferGeometry) {
      var position, indices, groups;
      var group, start, count;
      var index1, index2;
      vertex = new Vector3();
      if (geometry.index !== null) {
        position = geometry.attributes.position;
        indices = geometry.index;
        groups = geometry.groups;
        if (groups.length === 0) {
          groups = [{ start: 0, count: indices.count, materialIndex: 0 }];
        }
        for (o = 0, ol = groups.length; o < ol; ++o) {
          group = groups[o];
          start = group.start;
          count = group.count;
          for (i2 = start, l = start + count; i2 < l; i2 += 3) {
            for (j = 0; j < 3; j++) {
              edge1 = indices.getX(i2 + j);
              edge2 = indices.getX(i2 + (j + 1) % 3);
              edge[0] = Math.min(edge1, edge2);
              edge[1] = Math.max(edge1, edge2);
              key = edge[0] + "," + edge[1];
              if (edges[key] === void 0) {
                edges[key] = { index1: edge[0], index2: edge[1] };
              }
            }
          }
        }
        for (key in edges) {
          e = edges[key];
          vertex.fromBufferAttribute(position, e.index1);
          vertices.push(vertex.x, vertex.y, vertex.z);
          vertex.fromBufferAttribute(position, e.index2);
          vertices.push(vertex.x, vertex.y, vertex.z);
        }
      } else {
        position = geometry.attributes.position;
        for (i2 = 0, l = position.count / 3; i2 < l; i2++) {
          for (j = 0; j < 3; j++) {
            index1 = 3 * i2 + j;
            vertex.fromBufferAttribute(position, index1);
            vertices.push(vertex.x, vertex.y, vertex.z);
            index2 = 3 * i2 + (j + 1) % 3;
            vertex.fromBufferAttribute(position, index2);
            vertices.push(vertex.x, vertex.y, vertex.z);
          }
        }
      }
    }
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
  }
  WireframeGeometry.prototype = Object.create(BufferGeometry.prototype);
  WireframeGeometry.prototype.constructor = WireframeGeometry;
  function ParametricGeometry(func, slices, stacks) {
    Geometry.call(this);
    this.type = "ParametricGeometry";
    this.parameters = {
      func,
      slices,
      stacks
    };
    this.fromBufferGeometry(new ParametricBufferGeometry(func, slices, stacks));
    this.mergeVertices();
  }
  ParametricGeometry.prototype = Object.create(Geometry.prototype);
  ParametricGeometry.prototype.constructor = ParametricGeometry;
  function ParametricBufferGeometry(func, slices, stacks) {
    BufferGeometry.call(this);
    this.type = "ParametricBufferGeometry";
    this.parameters = {
      func,
      slices,
      stacks
    };
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var EPS = 1e-5;
    var normal = new Vector3();
    var p0 = new Vector3(), p1 = new Vector3();
    var pu = new Vector3(), pv = new Vector3();
    var i2, j;
    if (func.length < 3) {
      console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");
    }
    var sliceCount = slices + 1;
    for (i2 = 0; i2 <= stacks; i2++) {
      var v = i2 / stacks;
      for (j = 0; j <= slices; j++) {
        var u = j / slices;
        func(u, v, p0);
        vertices.push(p0.x, p0.y, p0.z);
        if (u - EPS >= 0) {
          func(u - EPS, v, p1);
          pu.subVectors(p0, p1);
        } else {
          func(u + EPS, v, p1);
          pu.subVectors(p1, p0);
        }
        if (v - EPS >= 0) {
          func(u, v - EPS, p1);
          pv.subVectors(p0, p1);
        } else {
          func(u, v + EPS, p1);
          pv.subVectors(p1, p0);
        }
        normal.crossVectors(pu, pv).normalize();
        normals.push(normal.x, normal.y, normal.z);
        uvs.push(u, v);
      }
    }
    for (i2 = 0; i2 < stacks; i2++) {
      for (j = 0; j < slices; j++) {
        var a = i2 * sliceCount + j;
        var b = i2 * sliceCount + j + 1;
        var c = (i2 + 1) * sliceCount + j + 1;
        var d = (i2 + 1) * sliceCount + j;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  ParametricBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  ParametricBufferGeometry.prototype.constructor = ParametricBufferGeometry;
  function PolyhedronGeometry(vertices, indices, radius, detail) {
    Geometry.call(this);
    this.type = "PolyhedronGeometry";
    this.parameters = {
      vertices,
      indices,
      radius,
      detail
    };
    this.fromBufferGeometry(new PolyhedronBufferGeometry(vertices, indices, radius, detail));
    this.mergeVertices();
  }
  PolyhedronGeometry.prototype = Object.create(Geometry.prototype);
  PolyhedronGeometry.prototype.constructor = PolyhedronGeometry;
  function PolyhedronBufferGeometry(vertices, indices, radius, detail) {
    BufferGeometry.call(this);
    this.type = "PolyhedronBufferGeometry";
    this.parameters = {
      vertices,
      indices,
      radius,
      detail
    };
    radius = radius || 1;
    detail = detail || 0;
    var vertexBuffer = [];
    var uvBuffer = [];
    subdivide(detail);
    applyRadius(radius);
    generateUVs();
    this.setAttribute("position", new Float32BufferAttribute(vertexBuffer, 3));
    this.setAttribute("normal", new Float32BufferAttribute(vertexBuffer.slice(), 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvBuffer, 2));
    if (detail === 0) {
      this.computeVertexNormals();
    } else {
      this.normalizeNormals();
    }
    function subdivide(detail2) {
      var a = new Vector3();
      var b = new Vector3();
      var c = new Vector3();
      for (var i2 = 0; i2 < indices.length; i2 += 3) {
        getVertexByIndex(indices[i2 + 0], a);
        getVertexByIndex(indices[i2 + 1], b);
        getVertexByIndex(indices[i2 + 2], c);
        subdivideFace(a, b, c, detail2);
      }
    }
    function subdivideFace(a, b, c, detail2) {
      var cols = Math.pow(2, detail2);
      var v = [];
      var i2, j;
      for (i2 = 0; i2 <= cols; i2++) {
        v[i2] = [];
        var aj = a.clone().lerp(c, i2 / cols);
        var bj = b.clone().lerp(c, i2 / cols);
        var rows = cols - i2;
        for (j = 0; j <= rows; j++) {
          if (j === 0 && i2 === cols) {
            v[i2][j] = aj;
          } else {
            v[i2][j] = aj.clone().lerp(bj, j / rows);
          }
        }
      }
      for (i2 = 0; i2 < cols; i2++) {
        for (j = 0; j < 2 * (cols - i2) - 1; j++) {
          var k = Math.floor(j / 2);
          if (j % 2 === 0) {
            pushVertex(v[i2][k + 1]);
            pushVertex(v[i2 + 1][k]);
            pushVertex(v[i2][k]);
          } else {
            pushVertex(v[i2][k + 1]);
            pushVertex(v[i2 + 1][k + 1]);
            pushVertex(v[i2 + 1][k]);
          }
        }
      }
    }
    function applyRadius(radius2) {
      var vertex = new Vector3();
      for (var i2 = 0; i2 < vertexBuffer.length; i2 += 3) {
        vertex.x = vertexBuffer[i2 + 0];
        vertex.y = vertexBuffer[i2 + 1];
        vertex.z = vertexBuffer[i2 + 2];
        vertex.normalize().multiplyScalar(radius2);
        vertexBuffer[i2 + 0] = vertex.x;
        vertexBuffer[i2 + 1] = vertex.y;
        vertexBuffer[i2 + 2] = vertex.z;
      }
    }
    function generateUVs() {
      var vertex = new Vector3();
      for (var i2 = 0; i2 < vertexBuffer.length; i2 += 3) {
        vertex.x = vertexBuffer[i2 + 0];
        vertex.y = vertexBuffer[i2 + 1];
        vertex.z = vertexBuffer[i2 + 2];
        var u = azimuth(vertex) / 2 / Math.PI + 0.5;
        var v = inclination(vertex) / Math.PI + 0.5;
        uvBuffer.push(u, 1 - v);
      }
      correctUVs();
      correctSeam();
    }
    function correctSeam() {
      for (var i2 = 0; i2 < uvBuffer.length; i2 += 6) {
        var x0 = uvBuffer[i2 + 0];
        var x1 = uvBuffer[i2 + 2];
        var x2 = uvBuffer[i2 + 4];
        var max = Math.max(x0, x1, x2);
        var min = Math.min(x0, x1, x2);
        if (max > 0.9 && min < 0.1) {
          if (x0 < 0.2)
            uvBuffer[i2 + 0] += 1;
          if (x1 < 0.2)
            uvBuffer[i2 + 2] += 1;
          if (x2 < 0.2)
            uvBuffer[i2 + 4] += 1;
        }
      }
    }
    function pushVertex(vertex) {
      vertexBuffer.push(vertex.x, vertex.y, vertex.z);
    }
    function getVertexByIndex(index, vertex) {
      var stride = index * 3;
      vertex.x = vertices[stride + 0];
      vertex.y = vertices[stride + 1];
      vertex.z = vertices[stride + 2];
    }
    function correctUVs() {
      var a = new Vector3();
      var b = new Vector3();
      var c = new Vector3();
      var centroid = new Vector3();
      var uvA = new Vector2();
      var uvB = new Vector2();
      var uvC = new Vector2();
      for (var i2 = 0, j = 0; i2 < vertexBuffer.length; i2 += 9, j += 6) {
        a.set(vertexBuffer[i2 + 0], vertexBuffer[i2 + 1], vertexBuffer[i2 + 2]);
        b.set(vertexBuffer[i2 + 3], vertexBuffer[i2 + 4], vertexBuffer[i2 + 5]);
        c.set(vertexBuffer[i2 + 6], vertexBuffer[i2 + 7], vertexBuffer[i2 + 8]);
        uvA.set(uvBuffer[j + 0], uvBuffer[j + 1]);
        uvB.set(uvBuffer[j + 2], uvBuffer[j + 3]);
        uvC.set(uvBuffer[j + 4], uvBuffer[j + 5]);
        centroid.copy(a).add(b).add(c).divideScalar(3);
        var azi = azimuth(centroid);
        correctUV(uvA, j + 0, a, azi);
        correctUV(uvB, j + 2, b, azi);
        correctUV(uvC, j + 4, c, azi);
      }
    }
    function correctUV(uv, stride, vector, azimuth2) {
      if (azimuth2 < 0 && uv.x === 1) {
        uvBuffer[stride] = uv.x - 1;
      }
      if (vector.x === 0 && vector.z === 0) {
        uvBuffer[stride] = azimuth2 / 2 / Math.PI + 0.5;
      }
    }
    function azimuth(vector) {
      return Math.atan2(vector.z, -vector.x);
    }
    function inclination(vector) {
      return Math.atan2(-vector.y, Math.sqrt(vector.x * vector.x + vector.z * vector.z));
    }
  }
  PolyhedronBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  PolyhedronBufferGeometry.prototype.constructor = PolyhedronBufferGeometry;
  function TetrahedronGeometry(radius, detail) {
    Geometry.call(this);
    this.type = "TetrahedronGeometry";
    this.parameters = {
      radius,
      detail
    };
    this.fromBufferGeometry(new TetrahedronBufferGeometry(radius, detail));
    this.mergeVertices();
  }
  TetrahedronGeometry.prototype = Object.create(Geometry.prototype);
  TetrahedronGeometry.prototype.constructor = TetrahedronGeometry;
  function TetrahedronBufferGeometry(radius, detail) {
    var vertices = [
      1,
      1,
      1,
      -1,
      -1,
      1,
      -1,
      1,
      -1,
      1,
      -1,
      -1
    ];
    var indices = [
      2,
      1,
      0,
      0,
      3,
      2,
      1,
      3,
      0,
      2,
      3,
      1
    ];
    PolyhedronBufferGeometry.call(this, vertices, indices, radius, detail);
    this.type = "TetrahedronBufferGeometry";
    this.parameters = {
      radius,
      detail
    };
  }
  TetrahedronBufferGeometry.prototype = Object.create(PolyhedronBufferGeometry.prototype);
  TetrahedronBufferGeometry.prototype.constructor = TetrahedronBufferGeometry;
  function OctahedronGeometry(radius, detail) {
    Geometry.call(this);
    this.type = "OctahedronGeometry";
    this.parameters = {
      radius,
      detail
    };
    this.fromBufferGeometry(new OctahedronBufferGeometry(radius, detail));
    this.mergeVertices();
  }
  OctahedronGeometry.prototype = Object.create(Geometry.prototype);
  OctahedronGeometry.prototype.constructor = OctahedronGeometry;
  function OctahedronBufferGeometry(radius, detail) {
    var vertices = [
      1,
      0,
      0,
      -1,
      0,
      0,
      0,
      1,
      0,
      0,
      -1,
      0,
      0,
      0,
      1,
      0,
      0,
      -1
    ];
    var indices = [
      0,
      2,
      4,
      0,
      4,
      3,
      0,
      3,
      5,
      0,
      5,
      2,
      1,
      2,
      5,
      1,
      5,
      3,
      1,
      3,
      4,
      1,
      4,
      2
    ];
    PolyhedronBufferGeometry.call(this, vertices, indices, radius, detail);
    this.type = "OctahedronBufferGeometry";
    this.parameters = {
      radius,
      detail
    };
  }
  OctahedronBufferGeometry.prototype = Object.create(PolyhedronBufferGeometry.prototype);
  OctahedronBufferGeometry.prototype.constructor = OctahedronBufferGeometry;
  function IcosahedronGeometry(radius, detail) {
    Geometry.call(this);
    this.type = "IcosahedronGeometry";
    this.parameters = {
      radius,
      detail
    };
    this.fromBufferGeometry(new IcosahedronBufferGeometry(radius, detail));
    this.mergeVertices();
  }
  IcosahedronGeometry.prototype = Object.create(Geometry.prototype);
  IcosahedronGeometry.prototype.constructor = IcosahedronGeometry;
  function IcosahedronBufferGeometry(radius, detail) {
    var t = (1 + Math.sqrt(5)) / 2;
    var vertices = [
      -1,
      t,
      0,
      1,
      t,
      0,
      -1,
      -t,
      0,
      1,
      -t,
      0,
      0,
      -1,
      t,
      0,
      1,
      t,
      0,
      -1,
      -t,
      0,
      1,
      -t,
      t,
      0,
      -1,
      t,
      0,
      1,
      -t,
      0,
      -1,
      -t,
      0,
      1
    ];
    var indices = [
      0,
      11,
      5,
      0,
      5,
      1,
      0,
      1,
      7,
      0,
      7,
      10,
      0,
      10,
      11,
      1,
      5,
      9,
      5,
      11,
      4,
      11,
      10,
      2,
      10,
      7,
      6,
      7,
      1,
      8,
      3,
      9,
      4,
      3,
      4,
      2,
      3,
      2,
      6,
      3,
      6,
      8,
      3,
      8,
      9,
      4,
      9,
      5,
      2,
      4,
      11,
      6,
      2,
      10,
      8,
      6,
      7,
      9,
      8,
      1
    ];
    PolyhedronBufferGeometry.call(this, vertices, indices, radius, detail);
    this.type = "IcosahedronBufferGeometry";
    this.parameters = {
      radius,
      detail
    };
  }
  IcosahedronBufferGeometry.prototype = Object.create(PolyhedronBufferGeometry.prototype);
  IcosahedronBufferGeometry.prototype.constructor = IcosahedronBufferGeometry;
  function DodecahedronGeometry(radius, detail) {
    Geometry.call(this);
    this.type = "DodecahedronGeometry";
    this.parameters = {
      radius,
      detail
    };
    this.fromBufferGeometry(new DodecahedronBufferGeometry(radius, detail));
    this.mergeVertices();
  }
  DodecahedronGeometry.prototype = Object.create(Geometry.prototype);
  DodecahedronGeometry.prototype.constructor = DodecahedronGeometry;
  function DodecahedronBufferGeometry(radius, detail) {
    var t = (1 + Math.sqrt(5)) / 2;
    var r = 1 / t;
    var vertices = [
      // (±1, ±1, ±1)
      -1,
      -1,
      -1,
      -1,
      -1,
      1,
      -1,
      1,
      -1,
      -1,
      1,
      1,
      1,
      -1,
      -1,
      1,
      -1,
      1,
      1,
      1,
      -1,
      1,
      1,
      1,
      // (0, ±1/φ, ±φ)
      0,
      -r,
      -t,
      0,
      -r,
      t,
      0,
      r,
      -t,
      0,
      r,
      t,
      // (±1/φ, ±φ, 0)
      -r,
      -t,
      0,
      -r,
      t,
      0,
      r,
      -t,
      0,
      r,
      t,
      0,
      // (±φ, 0, ±1/φ)
      -t,
      0,
      -r,
      t,
      0,
      -r,
      -t,
      0,
      r,
      t,
      0,
      r
    ];
    var indices = [
      3,
      11,
      7,
      3,
      7,
      15,
      3,
      15,
      13,
      7,
      19,
      17,
      7,
      17,
      6,
      7,
      6,
      15,
      17,
      4,
      8,
      17,
      8,
      10,
      17,
      10,
      6,
      8,
      0,
      16,
      8,
      16,
      2,
      8,
      2,
      10,
      0,
      12,
      1,
      0,
      1,
      18,
      0,
      18,
      16,
      6,
      10,
      2,
      6,
      2,
      13,
      6,
      13,
      15,
      2,
      16,
      18,
      2,
      18,
      3,
      2,
      3,
      13,
      18,
      1,
      9,
      18,
      9,
      11,
      18,
      11,
      3,
      4,
      14,
      12,
      4,
      12,
      0,
      4,
      0,
      8,
      11,
      9,
      5,
      11,
      5,
      19,
      11,
      19,
      7,
      19,
      5,
      14,
      19,
      14,
      4,
      19,
      4,
      17,
      1,
      12,
      14,
      1,
      14,
      5,
      1,
      5,
      9
    ];
    PolyhedronBufferGeometry.call(this, vertices, indices, radius, detail);
    this.type = "DodecahedronBufferGeometry";
    this.parameters = {
      radius,
      detail
    };
  }
  DodecahedronBufferGeometry.prototype = Object.create(PolyhedronBufferGeometry.prototype);
  DodecahedronBufferGeometry.prototype.constructor = DodecahedronBufferGeometry;
  function TubeGeometry(path, tubularSegments, radius, radialSegments, closed, taper) {
    Geometry.call(this);
    this.type = "TubeGeometry";
    this.parameters = {
      path,
      tubularSegments,
      radius,
      radialSegments,
      closed
    };
    if (taper !== void 0)
      console.warn("THREE.TubeGeometry: taper has been removed.");
    var bufferGeometry = new TubeBufferGeometry(path, tubularSegments, radius, radialSegments, closed);
    this.tangents = bufferGeometry.tangents;
    this.normals = bufferGeometry.normals;
    this.binormals = bufferGeometry.binormals;
    this.fromBufferGeometry(bufferGeometry);
    this.mergeVertices();
  }
  TubeGeometry.prototype = Object.create(Geometry.prototype);
  TubeGeometry.prototype.constructor = TubeGeometry;
  function TubeBufferGeometry(path, tubularSegments, radius, radialSegments, closed) {
    BufferGeometry.call(this);
    this.type = "TubeBufferGeometry";
    this.parameters = {
      path,
      tubularSegments,
      radius,
      radialSegments,
      closed
    };
    tubularSegments = tubularSegments || 64;
    radius = radius || 1;
    radialSegments = radialSegments || 8;
    closed = closed || false;
    var frames = path.computeFrenetFrames(tubularSegments, closed);
    this.tangents = frames.tangents;
    this.normals = frames.normals;
    this.binormals = frames.binormals;
    var vertex = new Vector3();
    var normal = new Vector3();
    var uv = new Vector2();
    var P = new Vector3();
    var i2, j;
    var vertices = [];
    var normals = [];
    var uvs = [];
    var indices = [];
    generateBufferData();
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
    function generateBufferData() {
      for (i2 = 0; i2 < tubularSegments; i2++) {
        generateSegment(i2);
      }
      generateSegment(closed === false ? tubularSegments : 0);
      generateUVs();
      generateIndices();
    }
    function generateSegment(i3) {
      P = path.getPointAt(i3 / tubularSegments, P);
      var N = frames.normals[i3];
      var B = frames.binormals[i3];
      for (j = 0; j <= radialSegments; j++) {
        var v = j / radialSegments * Math.PI * 2;
        var sin = Math.sin(v);
        var cos = -Math.cos(v);
        normal.x = cos * N.x + sin * B.x;
        normal.y = cos * N.y + sin * B.y;
        normal.z = cos * N.z + sin * B.z;
        normal.normalize();
        normals.push(normal.x, normal.y, normal.z);
        vertex.x = P.x + radius * normal.x;
        vertex.y = P.y + radius * normal.y;
        vertex.z = P.z + radius * normal.z;
        vertices.push(vertex.x, vertex.y, vertex.z);
      }
    }
    function generateIndices() {
      for (j = 1; j <= tubularSegments; j++) {
        for (i2 = 1; i2 <= radialSegments; i2++) {
          var a = (radialSegments + 1) * (j - 1) + (i2 - 1);
          var b = (radialSegments + 1) * j + (i2 - 1);
          var c = (radialSegments + 1) * j + i2;
          var d = (radialSegments + 1) * (j - 1) + i2;
          indices.push(a, b, d);
          indices.push(b, c, d);
        }
      }
    }
    function generateUVs() {
      for (i2 = 0; i2 <= tubularSegments; i2++) {
        for (j = 0; j <= radialSegments; j++) {
          uv.x = i2 / tubularSegments;
          uv.y = j / radialSegments;
          uvs.push(uv.x, uv.y);
        }
      }
    }
  }
  TubeBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  TubeBufferGeometry.prototype.constructor = TubeBufferGeometry;
  TubeBufferGeometry.prototype.toJSON = function() {
    var data = BufferGeometry.prototype.toJSON.call(this);
    data.path = this.parameters.path.toJSON();
    return data;
  };
  function TorusKnotGeometry(radius, tube, tubularSegments, radialSegments, p, q, heightScale) {
    Geometry.call(this);
    this.type = "TorusKnotGeometry";
    this.parameters = {
      radius,
      tube,
      tubularSegments,
      radialSegments,
      p,
      q
    };
    if (heightScale !== void 0)
      console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead.");
    this.fromBufferGeometry(new TorusKnotBufferGeometry(radius, tube, tubularSegments, radialSegments, p, q));
    this.mergeVertices();
  }
  TorusKnotGeometry.prototype = Object.create(Geometry.prototype);
  TorusKnotGeometry.prototype.constructor = TorusKnotGeometry;
  function TorusKnotBufferGeometry(radius, tube, tubularSegments, radialSegments, p, q) {
    BufferGeometry.call(this);
    this.type = "TorusKnotBufferGeometry";
    this.parameters = {
      radius,
      tube,
      tubularSegments,
      radialSegments,
      p,
      q
    };
    radius = radius || 1;
    tube = tube || 0.4;
    tubularSegments = Math.floor(tubularSegments) || 64;
    radialSegments = Math.floor(radialSegments) || 8;
    p = p || 2;
    q = q || 3;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var i2, j;
    var vertex = new Vector3();
    var normal = new Vector3();
    var P1 = new Vector3();
    var P2 = new Vector3();
    var B = new Vector3();
    var T = new Vector3();
    var N = new Vector3();
    for (i2 = 0; i2 <= tubularSegments; ++i2) {
      var u = i2 / tubularSegments * p * Math.PI * 2;
      calculatePositionOnCurve(u, p, q, radius, P1);
      calculatePositionOnCurve(u + 0.01, p, q, radius, P2);
      T.subVectors(P2, P1);
      N.addVectors(P2, P1);
      B.crossVectors(T, N);
      N.crossVectors(B, T);
      B.normalize();
      N.normalize();
      for (j = 0; j <= radialSegments; ++j) {
        var v = j / radialSegments * Math.PI * 2;
        var cx = -tube * Math.cos(v);
        var cy = tube * Math.sin(v);
        vertex.x = P1.x + (cx * N.x + cy * B.x);
        vertex.y = P1.y + (cx * N.y + cy * B.y);
        vertex.z = P1.z + (cx * N.z + cy * B.z);
        vertices.push(vertex.x, vertex.y, vertex.z);
        normal.subVectors(vertex, P1).normalize();
        normals.push(normal.x, normal.y, normal.z);
        uvs.push(i2 / tubularSegments);
        uvs.push(j / radialSegments);
      }
    }
    for (j = 1; j <= tubularSegments; j++) {
      for (i2 = 1; i2 <= radialSegments; i2++) {
        var a = (radialSegments + 1) * (j - 1) + (i2 - 1);
        var b = (radialSegments + 1) * j + (i2 - 1);
        var c = (radialSegments + 1) * j + i2;
        var d = (radialSegments + 1) * (j - 1) + i2;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
    function calculatePositionOnCurve(u2, p2, q2, radius2, position) {
      var cu = Math.cos(u2);
      var su = Math.sin(u2);
      var quOverP = q2 / p2 * u2;
      var cs = Math.cos(quOverP);
      position.x = radius2 * (2 + cs) * 0.5 * cu;
      position.y = radius2 * (2 + cs) * su * 0.5;
      position.z = radius2 * Math.sin(quOverP) * 0.5;
    }
  }
  TorusKnotBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  TorusKnotBufferGeometry.prototype.constructor = TorusKnotBufferGeometry;
  function TorusGeometry(radius, tube, radialSegments, tubularSegments, arc) {
    Geometry.call(this);
    this.type = "TorusGeometry";
    this.parameters = {
      radius,
      tube,
      radialSegments,
      tubularSegments,
      arc
    };
    this.fromBufferGeometry(new TorusBufferGeometry(radius, tube, radialSegments, tubularSegments, arc));
    this.mergeVertices();
  }
  TorusGeometry.prototype = Object.create(Geometry.prototype);
  TorusGeometry.prototype.constructor = TorusGeometry;
  function TorusBufferGeometry(radius, tube, radialSegments, tubularSegments, arc) {
    BufferGeometry.call(this);
    this.type = "TorusBufferGeometry";
    this.parameters = {
      radius,
      tube,
      radialSegments,
      tubularSegments,
      arc
    };
    radius = radius || 1;
    tube = tube || 0.4;
    radialSegments = Math.floor(radialSegments) || 8;
    tubularSegments = Math.floor(tubularSegments) || 6;
    arc = arc || Math.PI * 2;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var center = new Vector3();
    var vertex = new Vector3();
    var normal = new Vector3();
    var j, i2;
    for (j = 0; j <= radialSegments; j++) {
      for (i2 = 0; i2 <= tubularSegments; i2++) {
        var u = i2 / tubularSegments * arc;
        var v = j / radialSegments * Math.PI * 2;
        vertex.x = (radius + tube * Math.cos(v)) * Math.cos(u);
        vertex.y = (radius + tube * Math.cos(v)) * Math.sin(u);
        vertex.z = tube * Math.sin(v);
        vertices.push(vertex.x, vertex.y, vertex.z);
        center.x = radius * Math.cos(u);
        center.y = radius * Math.sin(u);
        normal.subVectors(vertex, center).normalize();
        normals.push(normal.x, normal.y, normal.z);
        uvs.push(i2 / tubularSegments);
        uvs.push(j / radialSegments);
      }
    }
    for (j = 1; j <= radialSegments; j++) {
      for (i2 = 1; i2 <= tubularSegments; i2++) {
        var a = (tubularSegments + 1) * j + i2 - 1;
        var b = (tubularSegments + 1) * (j - 1) + i2 - 1;
        var c = (tubularSegments + 1) * (j - 1) + i2;
        var d = (tubularSegments + 1) * j + i2;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  TorusBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  TorusBufferGeometry.prototype.constructor = TorusBufferGeometry;
  var Earcut = {
    triangulate: function(data, holeIndices, dim) {
      dim = dim || 2;
      var hasHoles = holeIndices && holeIndices.length, outerLen = hasHoles ? holeIndices[0] * dim : data.length, outerNode = linkedList(data, 0, outerLen, dim, true), triangles = [];
      if (!outerNode || outerNode.next === outerNode.prev)
        return triangles;
      var minX, minY, maxX, maxY, x, y, invSize;
      if (hasHoles)
        outerNode = eliminateHoles(data, holeIndices, outerNode, dim);
      if (data.length > 80 * dim) {
        minX = maxX = data[0];
        minY = maxY = data[1];
        for (var i2 = dim; i2 < outerLen; i2 += dim) {
          x = data[i2];
          y = data[i2 + 1];
          if (x < minX)
            minX = x;
          if (y < minY)
            minY = y;
          if (x > maxX)
            maxX = x;
          if (y > maxY)
            maxY = y;
        }
        invSize = Math.max(maxX - minX, maxY - minY);
        invSize = invSize !== 0 ? 1 / invSize : 0;
      }
      earcutLinked(outerNode, triangles, dim, minX, minY, invSize);
      return triangles;
    }
  };
  function linkedList(data, start, end, dim, clockwise) {
    var i2, last;
    if (clockwise === signedArea(data, start, end, dim) > 0) {
      for (i2 = start; i2 < end; i2 += dim)
        last = insertNode(i2, data[i2], data[i2 + 1], last);
    } else {
      for (i2 = end - dim; i2 >= start; i2 -= dim)
        last = insertNode(i2, data[i2], data[i2 + 1], last);
    }
    if (last && equals(last, last.next)) {
      removeNode(last);
      last = last.next;
    }
    return last;
  }
  function filterPoints(start, end) {
    if (!start)
      return start;
    if (!end)
      end = start;
    var p = start, again;
    do {
      again = false;
      if (!p.steiner && (equals(p, p.next) || area(p.prev, p, p.next) === 0)) {
        removeNode(p);
        p = end = p.prev;
        if (p === p.next)
          break;
        again = true;
      } else {
        p = p.next;
      }
    } while (again || p !== end);
    return end;
  }
  function earcutLinked(ear, triangles, dim, minX, minY, invSize, pass) {
    if (!ear)
      return;
    if (!pass && invSize)
      indexCurve(ear, minX, minY, invSize);
    var stop = ear, prev, next;
    while (ear.prev !== ear.next) {
      prev = ear.prev;
      next = ear.next;
      if (invSize ? isEarHashed(ear, minX, minY, invSize) : isEar(ear)) {
        triangles.push(prev.i / dim);
        triangles.push(ear.i / dim);
        triangles.push(next.i / dim);
        removeNode(ear);
        ear = next.next;
        stop = next.next;
        continue;
      }
      ear = next;
      if (ear === stop) {
        if (!pass) {
          earcutLinked(filterPoints(ear), triangles, dim, minX, minY, invSize, 1);
        } else if (pass === 1) {
          ear = cureLocalIntersections(ear, triangles, dim);
          earcutLinked(ear, triangles, dim, minX, minY, invSize, 2);
        } else if (pass === 2) {
          splitEarcut(ear, triangles, dim, minX, minY, invSize);
        }
        break;
      }
    }
  }
  function isEar(ear) {
    var a = ear.prev, b = ear, c = ear.next;
    if (area(a, b, c) >= 0)
      return false;
    var p = ear.next.next;
    while (p !== ear.prev) {
      if (pointInTriangle(a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y) && area(p.prev, p, p.next) >= 0)
        return false;
      p = p.next;
    }
    return true;
  }
  function isEarHashed(ear, minX, minY, invSize) {
    var a = ear.prev, b = ear, c = ear.next;
    if (area(a, b, c) >= 0)
      return false;
    var minTX = a.x < b.x ? a.x < c.x ? a.x : c.x : b.x < c.x ? b.x : c.x, minTY = a.y < b.y ? a.y < c.y ? a.y : c.y : b.y < c.y ? b.y : c.y, maxTX = a.x > b.x ? a.x > c.x ? a.x : c.x : b.x > c.x ? b.x : c.x, maxTY = a.y > b.y ? a.y > c.y ? a.y : c.y : b.y > c.y ? b.y : c.y;
    var minZ = zOrder(minTX, minTY, minX, minY, invSize), maxZ = zOrder(maxTX, maxTY, minX, minY, invSize);
    var p = ear.prevZ, n = ear.nextZ;
    while (p && p.z >= minZ && n && n.z <= maxZ) {
      if (p !== ear.prev && p !== ear.next && pointInTriangle(a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y) && area(p.prev, p, p.next) >= 0)
        return false;
      p = p.prevZ;
      if (n !== ear.prev && n !== ear.next && pointInTriangle(a.x, a.y, b.x, b.y, c.x, c.y, n.x, n.y) && area(n.prev, n, n.next) >= 0)
        return false;
      n = n.nextZ;
    }
    while (p && p.z >= minZ) {
      if (p !== ear.prev && p !== ear.next && pointInTriangle(a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y) && area(p.prev, p, p.next) >= 0)
        return false;
      p = p.prevZ;
    }
    while (n && n.z <= maxZ) {
      if (n !== ear.prev && n !== ear.next && pointInTriangle(a.x, a.y, b.x, b.y, c.x, c.y, n.x, n.y) && area(n.prev, n, n.next) >= 0)
        return false;
      n = n.nextZ;
    }
    return true;
  }
  function cureLocalIntersections(start, triangles, dim) {
    var p = start;
    do {
      var a = p.prev, b = p.next.next;
      if (!equals(a, b) && intersects(a, p, p.next, b) && locallyInside(a, b) && locallyInside(b, a)) {
        triangles.push(a.i / dim);
        triangles.push(p.i / dim);
        triangles.push(b.i / dim);
        removeNode(p);
        removeNode(p.next);
        p = start = b;
      }
      p = p.next;
    } while (p !== start);
    return p;
  }
  function splitEarcut(start, triangles, dim, minX, minY, invSize) {
    var a = start;
    do {
      var b = a.next.next;
      while (b !== a.prev) {
        if (a.i !== b.i && isValidDiagonal(a, b)) {
          var c = splitPolygon(a, b);
          a = filterPoints(a, a.next);
          c = filterPoints(c, c.next);
          earcutLinked(a, triangles, dim, minX, minY, invSize);
          earcutLinked(c, triangles, dim, minX, minY, invSize);
          return;
        }
        b = b.next;
      }
      a = a.next;
    } while (a !== start);
  }
  function eliminateHoles(data, holeIndices, outerNode, dim) {
    var queue = [], i2, len, start, end, list;
    for (i2 = 0, len = holeIndices.length; i2 < len; i2++) {
      start = holeIndices[i2] * dim;
      end = i2 < len - 1 ? holeIndices[i2 + 1] * dim : data.length;
      list = linkedList(data, start, end, dim, false);
      if (list === list.next)
        list.steiner = true;
      queue.push(getLeftmost(list));
    }
    queue.sort(compareX);
    for (i2 = 0; i2 < queue.length; i2++) {
      eliminateHole(queue[i2], outerNode);
      outerNode = filterPoints(outerNode, outerNode.next);
    }
    return outerNode;
  }
  function compareX(a, b) {
    return a.x - b.x;
  }
  function eliminateHole(hole, outerNode) {
    outerNode = findHoleBridge(hole, outerNode);
    if (outerNode) {
      var b = splitPolygon(outerNode, hole);
      filterPoints(b, b.next);
    }
  }
  function findHoleBridge(hole, outerNode) {
    var p = outerNode, hx = hole.x, hy = hole.y, qx = -Infinity, m;
    do {
      if (hy <= p.y && hy >= p.next.y && p.next.y !== p.y) {
        var x = p.x + (hy - p.y) * (p.next.x - p.x) / (p.next.y - p.y);
        if (x <= hx && x > qx) {
          qx = x;
          if (x === hx) {
            if (hy === p.y)
              return p;
            if (hy === p.next.y)
              return p.next;
          }
          m = p.x < p.next.x ? p : p.next;
        }
      }
      p = p.next;
    } while (p !== outerNode);
    if (!m)
      return null;
    if (hx === qx)
      return m.prev;
    var stop = m, mx = m.x, my = m.y, tanMin = Infinity, tan;
    p = m.next;
    while (p !== stop) {
      if (hx >= p.x && p.x >= mx && hx !== p.x && pointInTriangle(hy < my ? hx : qx, hy, mx, my, hy < my ? qx : hx, hy, p.x, p.y)) {
        tan = Math.abs(hy - p.y) / (hx - p.x);
        if ((tan < tanMin || tan === tanMin && p.x > m.x) && locallyInside(p, hole)) {
          m = p;
          tanMin = tan;
        }
      }
      p = p.next;
    }
    return m;
  }
  function indexCurve(start, minX, minY, invSize) {
    var p = start;
    do {
      if (p.z === null)
        p.z = zOrder(p.x, p.y, minX, minY, invSize);
      p.prevZ = p.prev;
      p.nextZ = p.next;
      p = p.next;
    } while (p !== start);
    p.prevZ.nextZ = null;
    p.prevZ = null;
    sortLinked(p);
  }
  function sortLinked(list) {
    var i2, p, q, e, tail, numMerges, pSize, qSize, inSize = 1;
    do {
      p = list;
      list = null;
      tail = null;
      numMerges = 0;
      while (p) {
        numMerges++;
        q = p;
        pSize = 0;
        for (i2 = 0; i2 < inSize; i2++) {
          pSize++;
          q = q.nextZ;
          if (!q)
            break;
        }
        qSize = inSize;
        while (pSize > 0 || qSize > 0 && q) {
          if (pSize !== 0 && (qSize === 0 || !q || p.z <= q.z)) {
            e = p;
            p = p.nextZ;
            pSize--;
          } else {
            e = q;
            q = q.nextZ;
            qSize--;
          }
          if (tail)
            tail.nextZ = e;
          else
            list = e;
          e.prevZ = tail;
          tail = e;
        }
        p = q;
      }
      tail.nextZ = null;
      inSize *= 2;
    } while (numMerges > 1);
    return list;
  }
  function zOrder(x, y, minX, minY, invSize) {
    x = 32767 * (x - minX) * invSize;
    y = 32767 * (y - minY) * invSize;
    x = (x | x << 8) & 16711935;
    x = (x | x << 4) & 252645135;
    x = (x | x << 2) & 858993459;
    x = (x | x << 1) & 1431655765;
    y = (y | y << 8) & 16711935;
    y = (y | y << 4) & 252645135;
    y = (y | y << 2) & 858993459;
    y = (y | y << 1) & 1431655765;
    return x | y << 1;
  }
  function getLeftmost(start) {
    var p = start, leftmost = start;
    do {
      if (p.x < leftmost.x || p.x === leftmost.x && p.y < leftmost.y)
        leftmost = p;
      p = p.next;
    } while (p !== start);
    return leftmost;
  }
  function pointInTriangle(ax, ay, bx, by, cx, cy, px2, py2) {
    return (cx - px2) * (ay - py2) - (ax - px2) * (cy - py2) >= 0 && (ax - px2) * (by - py2) - (bx - px2) * (ay - py2) >= 0 && (bx - px2) * (cy - py2) - (cx - px2) * (by - py2) >= 0;
  }
  function isValidDiagonal(a, b) {
    return a.next.i !== b.i && a.prev.i !== b.i && !intersectsPolygon(a, b) && locallyInside(a, b) && locallyInside(b, a) && middleInside(a, b);
  }
  function area(p, q, r) {
    return (q.y - p.y) * (r.x - q.x) - (q.x - p.x) * (r.y - q.y);
  }
  function equals(p1, p2) {
    return p1.x === p2.x && p1.y === p2.y;
  }
  function intersects(p1, q1, p2, q2) {
    if (equals(p1, p2) && equals(q1, q2) || equals(p1, q2) && equals(p2, q1))
      return true;
    return area(p1, q1, p2) > 0 !== area(p1, q1, q2) > 0 && area(p2, q2, p1) > 0 !== area(p2, q2, q1) > 0;
  }
  function intersectsPolygon(a, b) {
    var p = a;
    do {
      if (p.i !== a.i && p.next.i !== a.i && p.i !== b.i && p.next.i !== b.i && intersects(p, p.next, a, b))
        return true;
      p = p.next;
    } while (p !== a);
    return false;
  }
  function locallyInside(a, b) {
    return area(a.prev, a, a.next) < 0 ? area(a, b, a.next) >= 0 && area(a, a.prev, b) >= 0 : area(a, b, a.prev) < 0 || area(a, a.next, b) < 0;
  }
  function middleInside(a, b) {
    var p = a, inside = false, px2 = (a.x + b.x) / 2, py2 = (a.y + b.y) / 2;
    do {
      if (p.y > py2 !== p.next.y > py2 && p.next.y !== p.y && px2 < (p.next.x - p.x) * (py2 - p.y) / (p.next.y - p.y) + p.x)
        inside = !inside;
      p = p.next;
    } while (p !== a);
    return inside;
  }
  function splitPolygon(a, b) {
    var a2 = new Node(a.i, a.x, a.y), b2 = new Node(b.i, b.x, b.y), an = a.next, bp = b.prev;
    a.next = b;
    b.prev = a;
    a2.next = an;
    an.prev = a2;
    b2.next = a2;
    a2.prev = b2;
    bp.next = b2;
    b2.prev = bp;
    return b2;
  }
  function insertNode(i2, x, y, last) {
    var p = new Node(i2, x, y);
    if (!last) {
      p.prev = p;
      p.next = p;
    } else {
      p.next = last.next;
      p.prev = last;
      last.next.prev = p;
      last.next = p;
    }
    return p;
  }
  function removeNode(p) {
    p.next.prev = p.prev;
    p.prev.next = p.next;
    if (p.prevZ)
      p.prevZ.nextZ = p.nextZ;
    if (p.nextZ)
      p.nextZ.prevZ = p.prevZ;
  }
  function Node(i2, x, y) {
    this.i = i2;
    this.x = x;
    this.y = y;
    this.prev = null;
    this.next = null;
    this.z = null;
    this.prevZ = null;
    this.nextZ = null;
    this.steiner = false;
  }
  function signedArea(data, start, end, dim) {
    var sum = 0;
    for (var i2 = start, j = end - dim; i2 < end; i2 += dim) {
      sum += (data[j] - data[i2]) * (data[i2 + 1] + data[j + 1]);
      j = i2;
    }
    return sum;
  }
  var ShapeUtils = {
    // calculate area of the contour polygon
    area: function(contour) {
      var n = contour.length;
      var a = 0;
      for (var p = n - 1, q = 0; q < n; p = q++) {
        a += contour[p].x * contour[q].y - contour[q].x * contour[p].y;
      }
      return a * 0.5;
    },
    isClockWise: function(pts) {
      return ShapeUtils.area(pts) < 0;
    },
    triangulateShape: function(contour, holes) {
      var vertices = [];
      var holeIndices = [];
      var faces = [];
      removeDupEndPts(contour);
      addContour(vertices, contour);
      var holeIndex = contour.length;
      holes.forEach(removeDupEndPts);
      for (var i2 = 0; i2 < holes.length; i2++) {
        holeIndices.push(holeIndex);
        holeIndex += holes[i2].length;
        addContour(vertices, holes[i2]);
      }
      var triangles = Earcut.triangulate(vertices, holeIndices);
      for (var i2 = 0; i2 < triangles.length; i2 += 3) {
        faces.push(triangles.slice(i2, i2 + 3));
      }
      return faces;
    }
  };
  function removeDupEndPts(points) {
    var l = points.length;
    if (l > 2 && points[l - 1].equals(points[0])) {
      points.pop();
    }
  }
  function addContour(vertices, contour) {
    for (var i2 = 0; i2 < contour.length; i2++) {
      vertices.push(contour[i2].x);
      vertices.push(contour[i2].y);
    }
  }
  function ExtrudeGeometry(shapes, options) {
    Geometry.call(this);
    this.type = "ExtrudeGeometry";
    this.parameters = {
      shapes,
      options
    };
    this.fromBufferGeometry(new ExtrudeBufferGeometry(shapes, options));
    this.mergeVertices();
  }
  ExtrudeGeometry.prototype = Object.create(Geometry.prototype);
  ExtrudeGeometry.prototype.constructor = ExtrudeGeometry;
  ExtrudeGeometry.prototype.toJSON = function() {
    var data = Geometry.prototype.toJSON.call(this);
    var shapes = this.parameters.shapes;
    var options = this.parameters.options;
    return toJSON(shapes, options, data);
  };
  function ExtrudeBufferGeometry(shapes, options) {
    BufferGeometry.call(this);
    this.type = "ExtrudeBufferGeometry";
    this.parameters = {
      shapes,
      options
    };
    shapes = Array.isArray(shapes) ? shapes : [shapes];
    var scope = this;
    var verticesArray = [];
    var uvArray = [];
    for (var i2 = 0, l = shapes.length; i2 < l; i2++) {
      var shape = shapes[i2];
      addShape(shape);
    }
    this.setAttribute("position", new Float32BufferAttribute(verticesArray, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvArray, 2));
    this.computeVertexNormals();
    function addShape(shape2) {
      var placeholder = [];
      var curveSegments = options.curveSegments !== void 0 ? options.curveSegments : 12;
      var steps = options.steps !== void 0 ? options.steps : 1;
      var depth = options.depth !== void 0 ? options.depth : 100;
      var bevelEnabled = options.bevelEnabled !== void 0 ? options.bevelEnabled : true;
      var bevelThickness = options.bevelThickness !== void 0 ? options.bevelThickness : 6;
      var bevelSize = options.bevelSize !== void 0 ? options.bevelSize : bevelThickness - 2;
      var bevelOffset = options.bevelOffset !== void 0 ? options.bevelOffset : 0;
      var bevelSegments = options.bevelSegments !== void 0 ? options.bevelSegments : 3;
      var extrudePath = options.extrudePath;
      var uvgen = options.UVGenerator !== void 0 ? options.UVGenerator : WorldUVGenerator;
      if (options.amount !== void 0) {
        console.warn("THREE.ExtrudeBufferGeometry: amount has been renamed to depth.");
        depth = options.amount;
      }
      var extrudePts, extrudeByPath = false;
      var splineTube, binormal, normal, position2;
      if (extrudePath) {
        extrudePts = extrudePath.getSpacedPoints(steps);
        extrudeByPath = true;
        bevelEnabled = false;
        splineTube = extrudePath.computeFrenetFrames(steps, false);
        binormal = new Vector3();
        normal = new Vector3();
        position2 = new Vector3();
      }
      if (!bevelEnabled) {
        bevelSegments = 0;
        bevelThickness = 0;
        bevelSize = 0;
        bevelOffset = 0;
      }
      var ahole, h, hl;
      var shapePoints = shape2.extractPoints(curveSegments);
      var vertices = shapePoints.shape;
      var holes = shapePoints.holes;
      var reverse = !ShapeUtils.isClockWise(vertices);
      if (reverse) {
        vertices = vertices.reverse();
        for (h = 0, hl = holes.length; h < hl; h++) {
          ahole = holes[h];
          if (ShapeUtils.isClockWise(ahole)) {
            holes[h] = ahole.reverse();
          }
        }
      }
      var faces = ShapeUtils.triangulateShape(vertices, holes);
      var contour = vertices;
      for (h = 0, hl = holes.length; h < hl; h++) {
        ahole = holes[h];
        vertices = vertices.concat(ahole);
      }
      function scalePt2(pt, vec, size) {
        if (!vec)
          console.error("THREE.ExtrudeGeometry: vec does not exist");
        return vec.clone().multiplyScalar(size).add(pt);
      }
      var b, bs, t, z, vert, vlen = vertices.length, face, flen = faces.length;
      function getBevelVec(inPt, inPrev, inNext) {
        var v_trans_x, v_trans_y, shrink_by;
        var v_prev_x = inPt.x - inPrev.x, v_prev_y = inPt.y - inPrev.y;
        var v_next_x = inNext.x - inPt.x, v_next_y = inNext.y - inPt.y;
        var v_prev_lensq = v_prev_x * v_prev_x + v_prev_y * v_prev_y;
        var collinear0 = v_prev_x * v_next_y - v_prev_y * v_next_x;
        if (Math.abs(collinear0) > Number.EPSILON) {
          var v_prev_len = Math.sqrt(v_prev_lensq);
          var v_next_len = Math.sqrt(v_next_x * v_next_x + v_next_y * v_next_y);
          var ptPrevShift_x = inPrev.x - v_prev_y / v_prev_len;
          var ptPrevShift_y = inPrev.y + v_prev_x / v_prev_len;
          var ptNextShift_x = inNext.x - v_next_y / v_next_len;
          var ptNextShift_y = inNext.y + v_next_x / v_next_len;
          var sf = ((ptNextShift_x - ptPrevShift_x) * v_next_y - (ptNextShift_y - ptPrevShift_y) * v_next_x) / (v_prev_x * v_next_y - v_prev_y * v_next_x);
          v_trans_x = ptPrevShift_x + v_prev_x * sf - inPt.x;
          v_trans_y = ptPrevShift_y + v_prev_y * sf - inPt.y;
          var v_trans_lensq = v_trans_x * v_trans_x + v_trans_y * v_trans_y;
          if (v_trans_lensq <= 2) {
            return new Vector2(v_trans_x, v_trans_y);
          } else {
            shrink_by = Math.sqrt(v_trans_lensq / 2);
          }
        } else {
          var direction_eq = false;
          if (v_prev_x > Number.EPSILON) {
            if (v_next_x > Number.EPSILON) {
              direction_eq = true;
            }
          } else {
            if (v_prev_x < -Number.EPSILON) {
              if (v_next_x < -Number.EPSILON) {
                direction_eq = true;
              }
            } else {
              if (Math.sign(v_prev_y) === Math.sign(v_next_y)) {
                direction_eq = true;
              }
            }
          }
          if (direction_eq) {
            v_trans_x = -v_prev_y;
            v_trans_y = v_prev_x;
            shrink_by = Math.sqrt(v_prev_lensq);
          } else {
            v_trans_x = v_prev_x;
            v_trans_y = v_prev_y;
            shrink_by = Math.sqrt(v_prev_lensq / 2);
          }
        }
        return new Vector2(v_trans_x / shrink_by, v_trans_y / shrink_by);
      }
      var contourMovements = [];
      for (var i3 = 0, il = contour.length, j = il - 1, k = i3 + 1; i3 < il; i3++, j++, k++) {
        if (j === il)
          j = 0;
        if (k === il)
          k = 0;
        contourMovements[i3] = getBevelVec(contour[i3], contour[j], contour[k]);
      }
      var holesMovements = [], oneHoleMovements, verticesMovements = contourMovements.concat();
      for (h = 0, hl = holes.length; h < hl; h++) {
        ahole = holes[h];
        oneHoleMovements = [];
        for (i3 = 0, il = ahole.length, j = il - 1, k = i3 + 1; i3 < il; i3++, j++, k++) {
          if (j === il)
            j = 0;
          if (k === il)
            k = 0;
          oneHoleMovements[i3] = getBevelVec(ahole[i3], ahole[j], ahole[k]);
        }
        holesMovements.push(oneHoleMovements);
        verticesMovements = verticesMovements.concat(oneHoleMovements);
      }
      for (b = 0; b < bevelSegments; b++) {
        t = b / bevelSegments;
        z = bevelThickness * Math.cos(t * Math.PI / 2);
        bs = bevelSize * Math.sin(t * Math.PI / 2) + bevelOffset;
        for (i3 = 0, il = contour.length; i3 < il; i3++) {
          vert = scalePt2(contour[i3], contourMovements[i3], bs);
          v(vert.x, vert.y, -z);
        }
        for (h = 0, hl = holes.length; h < hl; h++) {
          ahole = holes[h];
          oneHoleMovements = holesMovements[h];
          for (i3 = 0, il = ahole.length; i3 < il; i3++) {
            vert = scalePt2(ahole[i3], oneHoleMovements[i3], bs);
            v(vert.x, vert.y, -z);
          }
        }
      }
      bs = bevelSize + bevelOffset;
      for (i3 = 0; i3 < vlen; i3++) {
        vert = bevelEnabled ? scalePt2(vertices[i3], verticesMovements[i3], bs) : vertices[i3];
        if (!extrudeByPath) {
          v(vert.x, vert.y, 0);
        } else {
          normal.copy(splineTube.normals[0]).multiplyScalar(vert.x);
          binormal.copy(splineTube.binormals[0]).multiplyScalar(vert.y);
          position2.copy(extrudePts[0]).add(normal).add(binormal);
          v(position2.x, position2.y, position2.z);
        }
      }
      var s;
      for (s = 1; s <= steps; s++) {
        for (i3 = 0; i3 < vlen; i3++) {
          vert = bevelEnabled ? scalePt2(vertices[i3], verticesMovements[i3], bs) : vertices[i3];
          if (!extrudeByPath) {
            v(vert.x, vert.y, depth / steps * s);
          } else {
            normal.copy(splineTube.normals[s]).multiplyScalar(vert.x);
            binormal.copy(splineTube.binormals[s]).multiplyScalar(vert.y);
            position2.copy(extrudePts[s]).add(normal).add(binormal);
            v(position2.x, position2.y, position2.z);
          }
        }
      }
      for (b = bevelSegments - 1; b >= 0; b--) {
        t = b / bevelSegments;
        z = bevelThickness * Math.cos(t * Math.PI / 2);
        bs = bevelSize * Math.sin(t * Math.PI / 2) + bevelOffset;
        for (i3 = 0, il = contour.length; i3 < il; i3++) {
          vert = scalePt2(contour[i3], contourMovements[i3], bs);
          v(vert.x, vert.y, depth + z);
        }
        for (h = 0, hl = holes.length; h < hl; h++) {
          ahole = holes[h];
          oneHoleMovements = holesMovements[h];
          for (i3 = 0, il = ahole.length; i3 < il; i3++) {
            vert = scalePt2(ahole[i3], oneHoleMovements[i3], bs);
            if (!extrudeByPath) {
              v(vert.x, vert.y, depth + z);
            } else {
              v(vert.x, vert.y + extrudePts[steps - 1].y, extrudePts[steps - 1].x + z);
            }
          }
        }
      }
      buildLidFaces();
      buildSideFaces();
      function buildLidFaces() {
        var start = verticesArray.length / 3;
        if (bevelEnabled) {
          var layer = 0;
          var offset = vlen * layer;
          for (i3 = 0; i3 < flen; i3++) {
            face = faces[i3];
            f3(face[2] + offset, face[1] + offset, face[0] + offset);
          }
          layer = steps + bevelSegments * 2;
          offset = vlen * layer;
          for (i3 = 0; i3 < flen; i3++) {
            face = faces[i3];
            f3(face[0] + offset, face[1] + offset, face[2] + offset);
          }
        } else {
          for (i3 = 0; i3 < flen; i3++) {
            face = faces[i3];
            f3(face[2], face[1], face[0]);
          }
          for (i3 = 0; i3 < flen; i3++) {
            face = faces[i3];
            f3(face[0] + vlen * steps, face[1] + vlen * steps, face[2] + vlen * steps);
          }
        }
        scope.addGroup(start, verticesArray.length / 3 - start, 0);
      }
      function buildSideFaces() {
        var start = verticesArray.length / 3;
        var layeroffset = 0;
        sidewalls(contour, layeroffset);
        layeroffset += contour.length;
        for (h = 0, hl = holes.length; h < hl; h++) {
          ahole = holes[h];
          sidewalls(ahole, layeroffset);
          layeroffset += ahole.length;
        }
        scope.addGroup(start, verticesArray.length / 3 - start, 1);
      }
      function sidewalls(contour2, layeroffset) {
        var j2, k2;
        i3 = contour2.length;
        while (--i3 >= 0) {
          j2 = i3;
          k2 = i3 - 1;
          if (k2 < 0)
            k2 = contour2.length - 1;
          var s2 = 0, sl = steps + bevelSegments * 2;
          for (s2 = 0; s2 < sl; s2++) {
            var slen1 = vlen * s2;
            var slen2 = vlen * (s2 + 1);
            var a = layeroffset + j2 + slen1, b2 = layeroffset + k2 + slen1, c = layeroffset + k2 + slen2, d = layeroffset + j2 + slen2;
            f4(a, b2, c, d);
          }
        }
      }
      function v(x, y, z2) {
        placeholder.push(x);
        placeholder.push(y);
        placeholder.push(z2);
      }
      function f3(a, b2, c) {
        addVertex(a);
        addVertex(b2);
        addVertex(c);
        var nextIndex = verticesArray.length / 3;
        var uvs = uvgen.generateTopUV(scope, verticesArray, nextIndex - 3, nextIndex - 2, nextIndex - 1);
        addUV(uvs[0]);
        addUV(uvs[1]);
        addUV(uvs[2]);
      }
      function f4(a, b2, c, d) {
        addVertex(a);
        addVertex(b2);
        addVertex(d);
        addVertex(b2);
        addVertex(c);
        addVertex(d);
        var nextIndex = verticesArray.length / 3;
        var uvs = uvgen.generateSideWallUV(scope, verticesArray, nextIndex - 6, nextIndex - 3, nextIndex - 2, nextIndex - 1);
        addUV(uvs[0]);
        addUV(uvs[1]);
        addUV(uvs[3]);
        addUV(uvs[1]);
        addUV(uvs[2]);
        addUV(uvs[3]);
      }
      function addVertex(index) {
        verticesArray.push(placeholder[index * 3 + 0]);
        verticesArray.push(placeholder[index * 3 + 1]);
        verticesArray.push(placeholder[index * 3 + 2]);
      }
      function addUV(vector2) {
        uvArray.push(vector2.x);
        uvArray.push(vector2.y);
      }
    }
  }
  ExtrudeBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  ExtrudeBufferGeometry.prototype.constructor = ExtrudeBufferGeometry;
  ExtrudeBufferGeometry.prototype.toJSON = function() {
    var data = BufferGeometry.prototype.toJSON.call(this);
    var shapes = this.parameters.shapes;
    var options = this.parameters.options;
    return toJSON(shapes, options, data);
  };
  var WorldUVGenerator = {
    generateTopUV: function(geometry, vertices, indexA, indexB, indexC) {
      var a_x = vertices[indexA * 3];
      var a_y = vertices[indexA * 3 + 1];
      var b_x = vertices[indexB * 3];
      var b_y = vertices[indexB * 3 + 1];
      var c_x = vertices[indexC * 3];
      var c_y = vertices[indexC * 3 + 1];
      return [
        new Vector2(a_x, a_y),
        new Vector2(b_x, b_y),
        new Vector2(c_x, c_y)
      ];
    },
    generateSideWallUV: function(geometry, vertices, indexA, indexB, indexC, indexD) {
      var a_x = vertices[indexA * 3];
      var a_y = vertices[indexA * 3 + 1];
      var a_z = vertices[indexA * 3 + 2];
      var b_x = vertices[indexB * 3];
      var b_y = vertices[indexB * 3 + 1];
      var b_z = vertices[indexB * 3 + 2];
      var c_x = vertices[indexC * 3];
      var c_y = vertices[indexC * 3 + 1];
      var c_z = vertices[indexC * 3 + 2];
      var d_x = vertices[indexD * 3];
      var d_y = vertices[indexD * 3 + 1];
      var d_z = vertices[indexD * 3 + 2];
      if (Math.abs(a_y - b_y) < 0.01) {
        return [
          new Vector2(a_x, 1 - a_z),
          new Vector2(b_x, 1 - b_z),
          new Vector2(c_x, 1 - c_z),
          new Vector2(d_x, 1 - d_z)
        ];
      } else {
        return [
          new Vector2(a_y, 1 - a_z),
          new Vector2(b_y, 1 - b_z),
          new Vector2(c_y, 1 - c_z),
          new Vector2(d_y, 1 - d_z)
        ];
      }
    }
  };
  function toJSON(shapes, options, data) {
    data.shapes = [];
    if (Array.isArray(shapes)) {
      for (var i2 = 0, l = shapes.length; i2 < l; i2++) {
        var shape = shapes[i2];
        data.shapes.push(shape.uuid);
      }
    } else {
      data.shapes.push(shapes.uuid);
    }
    if (options.extrudePath !== void 0)
      data.options.extrudePath = options.extrudePath.toJSON();
    return data;
  }
  function TextGeometry(text, parameters) {
    Geometry.call(this);
    this.type = "TextGeometry";
    this.parameters = {
      text,
      parameters
    };
    this.fromBufferGeometry(new TextBufferGeometry(text, parameters));
    this.mergeVertices();
  }
  TextGeometry.prototype = Object.create(Geometry.prototype);
  TextGeometry.prototype.constructor = TextGeometry;
  function TextBufferGeometry(text, parameters) {
    parameters = parameters || {};
    var font = parameters.font;
    if (!(font && font.isFont)) {
      console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font.");
      return new Geometry();
    }
    var shapes = font.generateShapes(text, parameters.size);
    parameters.depth = parameters.height !== void 0 ? parameters.height : 50;
    if (parameters.bevelThickness === void 0)
      parameters.bevelThickness = 10;
    if (parameters.bevelSize === void 0)
      parameters.bevelSize = 8;
    if (parameters.bevelEnabled === void 0)
      parameters.bevelEnabled = false;
    ExtrudeBufferGeometry.call(this, shapes, parameters);
    this.type = "TextBufferGeometry";
  }
  TextBufferGeometry.prototype = Object.create(ExtrudeBufferGeometry.prototype);
  TextBufferGeometry.prototype.constructor = TextBufferGeometry;
  function SphereGeometry(radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength) {
    Geometry.call(this);
    this.type = "SphereGeometry";
    this.parameters = {
      radius,
      widthSegments,
      heightSegments,
      phiStart,
      phiLength,
      thetaStart,
      thetaLength
    };
    this.fromBufferGeometry(new SphereBufferGeometry(radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength));
    this.mergeVertices();
  }
  SphereGeometry.prototype = Object.create(Geometry.prototype);
  SphereGeometry.prototype.constructor = SphereGeometry;
  function SphereBufferGeometry(radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength) {
    BufferGeometry.call(this);
    this.type = "SphereBufferGeometry";
    this.parameters = {
      radius,
      widthSegments,
      heightSegments,
      phiStart,
      phiLength,
      thetaStart,
      thetaLength
    };
    radius = radius || 1;
    widthSegments = Math.max(3, Math.floor(widthSegments) || 8);
    heightSegments = Math.max(2, Math.floor(heightSegments) || 6);
    phiStart = phiStart !== void 0 ? phiStart : 0;
    phiLength = phiLength !== void 0 ? phiLength : Math.PI * 2;
    thetaStart = thetaStart !== void 0 ? thetaStart : 0;
    thetaLength = thetaLength !== void 0 ? thetaLength : Math.PI;
    var thetaEnd = Math.min(thetaStart + thetaLength, Math.PI);
    var ix, iy;
    var index = 0;
    var grid = [];
    var vertex = new Vector3();
    var normal = new Vector3();
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    for (iy = 0; iy <= heightSegments; iy++) {
      var verticesRow = [];
      var v = iy / heightSegments;
      var uOffset = 0;
      if (iy == 0 && thetaStart == 0) {
        uOffset = 0.5 / widthSegments;
      } else if (iy == heightSegments && thetaEnd == Math.PI) {
        uOffset = -0.5 / widthSegments;
      }
      for (ix = 0; ix <= widthSegments; ix++) {
        var u = ix / widthSegments;
        vertex.x = -radius * Math.cos(phiStart + u * phiLength) * Math.sin(thetaStart + v * thetaLength);
        vertex.y = radius * Math.cos(thetaStart + v * thetaLength);
        vertex.z = radius * Math.sin(phiStart + u * phiLength) * Math.sin(thetaStart + v * thetaLength);
        vertices.push(vertex.x, vertex.y, vertex.z);
        normal.copy(vertex).normalize();
        normals.push(normal.x, normal.y, normal.z);
        uvs.push(u + uOffset, 1 - v);
        verticesRow.push(index++);
      }
      grid.push(verticesRow);
    }
    for (iy = 0; iy < heightSegments; iy++) {
      for (ix = 0; ix < widthSegments; ix++) {
        var a = grid[iy][ix + 1];
        var b = grid[iy][ix];
        var c = grid[iy + 1][ix];
        var d = grid[iy + 1][ix + 1];
        if (iy !== 0 || thetaStart > 0)
          indices.push(a, b, d);
        if (iy !== heightSegments - 1 || thetaEnd < Math.PI)
          indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  SphereBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  SphereBufferGeometry.prototype.constructor = SphereBufferGeometry;
  function RingGeometry(innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength) {
    Geometry.call(this);
    this.type = "RingGeometry";
    this.parameters = {
      innerRadius,
      outerRadius,
      thetaSegments,
      phiSegments,
      thetaStart,
      thetaLength
    };
    this.fromBufferGeometry(new RingBufferGeometry(innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength));
    this.mergeVertices();
  }
  RingGeometry.prototype = Object.create(Geometry.prototype);
  RingGeometry.prototype.constructor = RingGeometry;
  function RingBufferGeometry(innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength) {
    BufferGeometry.call(this);
    this.type = "RingBufferGeometry";
    this.parameters = {
      innerRadius,
      outerRadius,
      thetaSegments,
      phiSegments,
      thetaStart,
      thetaLength
    };
    innerRadius = innerRadius || 0.5;
    outerRadius = outerRadius || 1;
    thetaStart = thetaStart !== void 0 ? thetaStart : 0;
    thetaLength = thetaLength !== void 0 ? thetaLength : Math.PI * 2;
    thetaSegments = thetaSegments !== void 0 ? Math.max(3, thetaSegments) : 8;
    phiSegments = phiSegments !== void 0 ? Math.max(1, phiSegments) : 1;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var segment;
    var radius = innerRadius;
    var radiusStep = (outerRadius - innerRadius) / phiSegments;
    var vertex = new Vector3();
    var uv = new Vector2();
    var j, i2;
    for (j = 0; j <= phiSegments; j++) {
      for (i2 = 0; i2 <= thetaSegments; i2++) {
        segment = thetaStart + i2 / thetaSegments * thetaLength;
        vertex.x = radius * Math.cos(segment);
        vertex.y = radius * Math.sin(segment);
        vertices.push(vertex.x, vertex.y, vertex.z);
        normals.push(0, 0, 1);
        uv.x = (vertex.x / outerRadius + 1) / 2;
        uv.y = (vertex.y / outerRadius + 1) / 2;
        uvs.push(uv.x, uv.y);
      }
      radius += radiusStep;
    }
    for (j = 0; j < phiSegments; j++) {
      var thetaSegmentLevel = j * (thetaSegments + 1);
      for (i2 = 0; i2 < thetaSegments; i2++) {
        segment = i2 + thetaSegmentLevel;
        var a = segment;
        var b = segment + thetaSegments + 1;
        var c = segment + thetaSegments + 2;
        var d = segment + 1;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  RingBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  RingBufferGeometry.prototype.constructor = RingBufferGeometry;
  function LatheGeometry(points, segments, phiStart, phiLength) {
    Geometry.call(this);
    this.type = "LatheGeometry";
    this.parameters = {
      points,
      segments,
      phiStart,
      phiLength
    };
    this.fromBufferGeometry(new LatheBufferGeometry(points, segments, phiStart, phiLength));
    this.mergeVertices();
  }
  LatheGeometry.prototype = Object.create(Geometry.prototype);
  LatheGeometry.prototype.constructor = LatheGeometry;
  function LatheBufferGeometry(points, segments, phiStart, phiLength) {
    BufferGeometry.call(this);
    this.type = "LatheBufferGeometry";
    this.parameters = {
      points,
      segments,
      phiStart,
      phiLength
    };
    segments = Math.floor(segments) || 12;
    phiStart = phiStart || 0;
    phiLength = phiLength || Math.PI * 2;
    phiLength = MathUtils.clamp(phiLength, 0, Math.PI * 2);
    var indices = [];
    var vertices = [];
    var uvs = [];
    var base;
    var inverseSegments = 1 / segments;
    var vertex = new Vector3();
    var uv = new Vector2();
    var i2, j;
    for (i2 = 0; i2 <= segments; i2++) {
      var phi = phiStart + i2 * inverseSegments * phiLength;
      var sin = Math.sin(phi);
      var cos = Math.cos(phi);
      for (j = 0; j <= points.length - 1; j++) {
        vertex.x = points[j].x * sin;
        vertex.y = points[j].y;
        vertex.z = points[j].x * cos;
        vertices.push(vertex.x, vertex.y, vertex.z);
        uv.x = i2 / segments;
        uv.y = j / (points.length - 1);
        uvs.push(uv.x, uv.y);
      }
    }
    for (i2 = 0; i2 < segments; i2++) {
      for (j = 0; j < points.length - 1; j++) {
        base = j + i2 * points.length;
        var a = base;
        var b = base + points.length;
        var c = base + points.length + 1;
        var d = base + 1;
        indices.push(a, b, d);
        indices.push(b, c, d);
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
    this.computeVertexNormals();
    if (phiLength === Math.PI * 2) {
      var normals = this.attributes.normal.array;
      var n1 = new Vector3();
      var n2 = new Vector3();
      var n = new Vector3();
      base = segments * points.length * 3;
      for (i2 = 0, j = 0; i2 < points.length; i2++, j += 3) {
        n1.x = normals[j + 0];
        n1.y = normals[j + 1];
        n1.z = normals[j + 2];
        n2.x = normals[base + j + 0];
        n2.y = normals[base + j + 1];
        n2.z = normals[base + j + 2];
        n.addVectors(n1, n2).normalize();
        normals[j + 0] = normals[base + j + 0] = n.x;
        normals[j + 1] = normals[base + j + 1] = n.y;
        normals[j + 2] = normals[base + j + 2] = n.z;
      }
    }
  }
  LatheBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  LatheBufferGeometry.prototype.constructor = LatheBufferGeometry;
  function ShapeGeometry(shapes, curveSegments) {
    Geometry.call(this);
    this.type = "ShapeGeometry";
    if (typeof curveSegments === "object") {
      console.warn("THREE.ShapeGeometry: Options parameter has been removed.");
      curveSegments = curveSegments.curveSegments;
    }
    this.parameters = {
      shapes,
      curveSegments
    };
    this.fromBufferGeometry(new ShapeBufferGeometry(shapes, curveSegments));
    this.mergeVertices();
  }
  ShapeGeometry.prototype = Object.create(Geometry.prototype);
  ShapeGeometry.prototype.constructor = ShapeGeometry;
  ShapeGeometry.prototype.toJSON = function() {
    var data = Geometry.prototype.toJSON.call(this);
    var shapes = this.parameters.shapes;
    return toJSON$1(shapes, data);
  };
  function ShapeBufferGeometry(shapes, curveSegments) {
    BufferGeometry.call(this);
    this.type = "ShapeBufferGeometry";
    this.parameters = {
      shapes,
      curveSegments
    };
    curveSegments = curveSegments || 12;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var groupStart = 0;
    var groupCount = 0;
    if (Array.isArray(shapes) === false) {
      addShape(shapes);
    } else {
      for (var i2 = 0; i2 < shapes.length; i2++) {
        addShape(shapes[i2]);
        this.addGroup(groupStart, groupCount, i2);
        groupStart += groupCount;
        groupCount = 0;
      }
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
    function addShape(shape) {
      var i3, l, shapeHole;
      var indexOffset = vertices.length / 3;
      var points = shape.extractPoints(curveSegments);
      var shapeVertices = points.shape;
      var shapeHoles = points.holes;
      if (ShapeUtils.isClockWise(shapeVertices) === false) {
        shapeVertices = shapeVertices.reverse();
      }
      for (i3 = 0, l = shapeHoles.length; i3 < l; i3++) {
        shapeHole = shapeHoles[i3];
        if (ShapeUtils.isClockWise(shapeHole) === true) {
          shapeHoles[i3] = shapeHole.reverse();
        }
      }
      var faces = ShapeUtils.triangulateShape(shapeVertices, shapeHoles);
      for (i3 = 0, l = shapeHoles.length; i3 < l; i3++) {
        shapeHole = shapeHoles[i3];
        shapeVertices = shapeVertices.concat(shapeHole);
      }
      for (i3 = 0, l = shapeVertices.length; i3 < l; i3++) {
        var vertex = shapeVertices[i3];
        vertices.push(vertex.x, vertex.y, 0);
        normals.push(0, 0, 1);
        uvs.push(vertex.x, vertex.y);
      }
      for (i3 = 0, l = faces.length; i3 < l; i3++) {
        var face = faces[i3];
        var a = face[0] + indexOffset;
        var b = face[1] + indexOffset;
        var c = face[2] + indexOffset;
        indices.push(a, b, c);
        groupCount += 3;
      }
    }
  }
  ShapeBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  ShapeBufferGeometry.prototype.constructor = ShapeBufferGeometry;
  ShapeBufferGeometry.prototype.toJSON = function() {
    var data = BufferGeometry.prototype.toJSON.call(this);
    var shapes = this.parameters.shapes;
    return toJSON$1(shapes, data);
  };
  function toJSON$1(shapes, data) {
    data.shapes = [];
    if (Array.isArray(shapes)) {
      for (var i2 = 0, l = shapes.length; i2 < l; i2++) {
        var shape = shapes[i2];
        data.shapes.push(shape.uuid);
      }
    } else {
      data.shapes.push(shapes.uuid);
    }
    return data;
  }
  function EdgesGeometry(geometry, thresholdAngle) {
    BufferGeometry.call(this);
    this.type = "EdgesGeometry";
    this.parameters = {
      thresholdAngle
    };
    thresholdAngle = thresholdAngle !== void 0 ? thresholdAngle : 1;
    var vertices = [];
    var thresholdDot = Math.cos(MathUtils.DEG2RAD * thresholdAngle);
    var edge = [0, 0], edges = {}, edge1, edge2;
    var key, keys = ["a", "b", "c"];
    var geometry2;
    if (geometry.isBufferGeometry) {
      geometry2 = new Geometry();
      geometry2.fromBufferGeometry(geometry);
    } else {
      geometry2 = geometry.clone();
    }
    geometry2.mergeVertices();
    geometry2.computeFaceNormals();
    var sourceVertices = geometry2.vertices;
    var faces = geometry2.faces;
    for (var i2 = 0, l = faces.length; i2 < l; i2++) {
      var face = faces[i2];
      for (var j = 0; j < 3; j++) {
        edge1 = face[keys[j]];
        edge2 = face[keys[(j + 1) % 3]];
        edge[0] = Math.min(edge1, edge2);
        edge[1] = Math.max(edge1, edge2);
        key = edge[0] + "," + edge[1];
        if (edges[key] === void 0) {
          edges[key] = { index1: edge[0], index2: edge[1], face1: i2, face2: void 0 };
        } else {
          edges[key].face2 = i2;
        }
      }
    }
    for (key in edges) {
      var e = edges[key];
      if (e.face2 === void 0 || faces[e.face1].normal.dot(faces[e.face2].normal) <= thresholdDot) {
        var vertex = sourceVertices[e.index1];
        vertices.push(vertex.x, vertex.y, vertex.z);
        vertex = sourceVertices[e.index2];
        vertices.push(vertex.x, vertex.y, vertex.z);
      }
    }
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
  }
  EdgesGeometry.prototype = Object.create(BufferGeometry.prototype);
  EdgesGeometry.prototype.constructor = EdgesGeometry;
  function CylinderGeometry(radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength) {
    Geometry.call(this);
    this.type = "CylinderGeometry";
    this.parameters = {
      radiusTop,
      radiusBottom,
      height,
      radialSegments,
      heightSegments,
      openEnded,
      thetaStart,
      thetaLength
    };
    this.fromBufferGeometry(new CylinderBufferGeometry(radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength));
    this.mergeVertices();
  }
  CylinderGeometry.prototype = Object.create(Geometry.prototype);
  CylinderGeometry.prototype.constructor = CylinderGeometry;
  function CylinderBufferGeometry(radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength) {
    BufferGeometry.call(this);
    this.type = "CylinderBufferGeometry";
    this.parameters = {
      radiusTop,
      radiusBottom,
      height,
      radialSegments,
      heightSegments,
      openEnded,
      thetaStart,
      thetaLength
    };
    var scope = this;
    radiusTop = radiusTop !== void 0 ? radiusTop : 1;
    radiusBottom = radiusBottom !== void 0 ? radiusBottom : 1;
    height = height || 1;
    radialSegments = Math.floor(radialSegments) || 8;
    heightSegments = Math.floor(heightSegments) || 1;
    openEnded = openEnded !== void 0 ? openEnded : false;
    thetaStart = thetaStart !== void 0 ? thetaStart : 0;
    thetaLength = thetaLength !== void 0 ? thetaLength : Math.PI * 2;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var index = 0;
    var indexArray = [];
    var halfHeight = height / 2;
    var groupStart = 0;
    generateTorso();
    if (openEnded === false) {
      if (radiusTop > 0)
        generateCap(true);
      if (radiusBottom > 0)
        generateCap(false);
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
    function generateTorso() {
      var x, y;
      var normal = new Vector3();
      var vertex = new Vector3();
      var groupCount = 0;
      var slope = (radiusBottom - radiusTop) / height;
      for (y = 0; y <= heightSegments; y++) {
        var indexRow = [];
        var v = y / heightSegments;
        var radius = v * (radiusBottom - radiusTop) + radiusTop;
        for (x = 0; x <= radialSegments; x++) {
          var u = x / radialSegments;
          var theta = u * thetaLength + thetaStart;
          var sinTheta = Math.sin(theta);
          var cosTheta = Math.cos(theta);
          vertex.x = radius * sinTheta;
          vertex.y = -v * height + halfHeight;
          vertex.z = radius * cosTheta;
          vertices.push(vertex.x, vertex.y, vertex.z);
          normal.set(sinTheta, slope, cosTheta).normalize();
          normals.push(normal.x, normal.y, normal.z);
          uvs.push(u, 1 - v);
          indexRow.push(index++);
        }
        indexArray.push(indexRow);
      }
      for (x = 0; x < radialSegments; x++) {
        for (y = 0; y < heightSegments; y++) {
          var a = indexArray[y][x];
          var b = indexArray[y + 1][x];
          var c = indexArray[y + 1][x + 1];
          var d = indexArray[y][x + 1];
          indices.push(a, b, d);
          indices.push(b, c, d);
          groupCount += 6;
        }
      }
      scope.addGroup(groupStart, groupCount, 0);
      groupStart += groupCount;
    }
    function generateCap(top2) {
      var x, centerIndexStart, centerIndexEnd;
      var uv = new Vector2();
      var vertex = new Vector3();
      var groupCount = 0;
      var radius = top2 === true ? radiusTop : radiusBottom;
      var sign = top2 === true ? 1 : -1;
      centerIndexStart = index;
      for (x = 1; x <= radialSegments; x++) {
        vertices.push(0, halfHeight * sign, 0);
        normals.push(0, sign, 0);
        uvs.push(0.5, 0.5);
        index++;
      }
      centerIndexEnd = index;
      for (x = 0; x <= radialSegments; x++) {
        var u = x / radialSegments;
        var theta = u * thetaLength + thetaStart;
        var cosTheta = Math.cos(theta);
        var sinTheta = Math.sin(theta);
        vertex.x = radius * sinTheta;
        vertex.y = halfHeight * sign;
        vertex.z = radius * cosTheta;
        vertices.push(vertex.x, vertex.y, vertex.z);
        normals.push(0, sign, 0);
        uv.x = cosTheta * 0.5 + 0.5;
        uv.y = sinTheta * 0.5 * sign + 0.5;
        uvs.push(uv.x, uv.y);
        index++;
      }
      for (x = 0; x < radialSegments; x++) {
        var c = centerIndexStart + x;
        var i2 = centerIndexEnd + x;
        if (top2 === true) {
          indices.push(i2, i2 + 1, c);
        } else {
          indices.push(i2 + 1, i2, c);
        }
        groupCount += 3;
      }
      scope.addGroup(groupStart, groupCount, top2 === true ? 1 : 2);
      groupStart += groupCount;
    }
  }
  CylinderBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  CylinderBufferGeometry.prototype.constructor = CylinderBufferGeometry;
  function ConeGeometry(radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength) {
    CylinderGeometry.call(this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength);
    this.type = "ConeGeometry";
    this.parameters = {
      radius,
      height,
      radialSegments,
      heightSegments,
      openEnded,
      thetaStart,
      thetaLength
    };
  }
  ConeGeometry.prototype = Object.create(CylinderGeometry.prototype);
  ConeGeometry.prototype.constructor = ConeGeometry;
  function ConeBufferGeometry(radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength) {
    CylinderBufferGeometry.call(this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength);
    this.type = "ConeBufferGeometry";
    this.parameters = {
      radius,
      height,
      radialSegments,
      heightSegments,
      openEnded,
      thetaStart,
      thetaLength
    };
  }
  ConeBufferGeometry.prototype = Object.create(CylinderBufferGeometry.prototype);
  ConeBufferGeometry.prototype.constructor = ConeBufferGeometry;
  function CircleGeometry(radius, segments, thetaStart, thetaLength) {
    Geometry.call(this);
    this.type = "CircleGeometry";
    this.parameters = {
      radius,
      segments,
      thetaStart,
      thetaLength
    };
    this.fromBufferGeometry(new CircleBufferGeometry(radius, segments, thetaStart, thetaLength));
    this.mergeVertices();
  }
  CircleGeometry.prototype = Object.create(Geometry.prototype);
  CircleGeometry.prototype.constructor = CircleGeometry;
  function CircleBufferGeometry(radius, segments, thetaStart, thetaLength) {
    BufferGeometry.call(this);
    this.type = "CircleBufferGeometry";
    this.parameters = {
      radius,
      segments,
      thetaStart,
      thetaLength
    };
    radius = radius || 1;
    segments = segments !== void 0 ? Math.max(3, segments) : 8;
    thetaStart = thetaStart !== void 0 ? thetaStart : 0;
    thetaLength = thetaLength !== void 0 ? thetaLength : Math.PI * 2;
    var indices = [];
    var vertices = [];
    var normals = [];
    var uvs = [];
    var i2, s;
    var vertex = new Vector3();
    var uv = new Vector2();
    vertices.push(0, 0, 0);
    normals.push(0, 0, 1);
    uvs.push(0.5, 0.5);
    for (s = 0, i2 = 3; s <= segments; s++, i2 += 3) {
      var segment = thetaStart + s / segments * thetaLength;
      vertex.x = radius * Math.cos(segment);
      vertex.y = radius * Math.sin(segment);
      vertices.push(vertex.x, vertex.y, vertex.z);
      normals.push(0, 0, 1);
      uv.x = (vertices[i2] / radius + 1) / 2;
      uv.y = (vertices[i2 + 1] / radius + 1) / 2;
      uvs.push(uv.x, uv.y);
    }
    for (i2 = 1; i2 <= segments; i2++) {
      indices.push(i2, i2 + 1, 0);
    }
    this.setIndex(indices);
    this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
    this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
  }
  CircleBufferGeometry.prototype = Object.create(BufferGeometry.prototype);
  CircleBufferGeometry.prototype.constructor = CircleBufferGeometry;
  var Geometries = /* @__PURE__ */ Object.freeze({
    __proto__: null,
    WireframeGeometry,
    ParametricGeometry,
    ParametricBufferGeometry,
    TetrahedronGeometry,
    TetrahedronBufferGeometry,
    OctahedronGeometry,
    OctahedronBufferGeometry,
    IcosahedronGeometry,
    IcosahedronBufferGeometry,
    DodecahedronGeometry,
    DodecahedronBufferGeometry,
    PolyhedronGeometry,
    PolyhedronBufferGeometry,
    TubeGeometry,
    TubeBufferGeometry,
    TorusKnotGeometry,
    TorusKnotBufferGeometry,
    TorusGeometry,
    TorusBufferGeometry,
    TextGeometry,
    TextBufferGeometry,
    SphereGeometry,
    SphereBufferGeometry,
    RingGeometry,
    RingBufferGeometry,
    PlaneGeometry,
    PlaneBufferGeometry,
    LatheGeometry,
    LatheBufferGeometry,
    ShapeGeometry,
    ShapeBufferGeometry,
    ExtrudeGeometry,
    ExtrudeBufferGeometry,
    EdgesGeometry,
    ConeGeometry,
    ConeBufferGeometry,
    CylinderGeometry,
    CylinderBufferGeometry,
    CircleGeometry,
    CircleBufferGeometry,
    BoxGeometry,
    BoxBufferGeometry
  });
  function ShadowMaterial(parameters) {
    Material.call(this);
    this.type = "ShadowMaterial";
    this.color = new Color(0);
    this.transparent = true;
    this.setValues(parameters);
  }
  ShadowMaterial.prototype = Object.create(Material.prototype);
  ShadowMaterial.prototype.constructor = ShadowMaterial;
  ShadowMaterial.prototype.isShadowMaterial = true;
  ShadowMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    return this;
  };
  function RawShaderMaterial(parameters) {
    ShaderMaterial.call(this, parameters);
    this.type = "RawShaderMaterial";
  }
  RawShaderMaterial.prototype = Object.create(ShaderMaterial.prototype);
  RawShaderMaterial.prototype.constructor = RawShaderMaterial;
  RawShaderMaterial.prototype.isRawShaderMaterial = true;
  function MeshStandardMaterial(parameters) {
    Material.call(this);
    this.defines = { "STANDARD": "" };
    this.type = "MeshStandardMaterial";
    this.color = new Color(16777215);
    this.roughness = 1;
    this.metalness = 0;
    this.map = null;
    this.lightMap = null;
    this.lightMapIntensity = 1;
    this.aoMap = null;
    this.aoMapIntensity = 1;
    this.emissive = new Color(0);
    this.emissiveIntensity = 1;
    this.emissiveMap = null;
    this.bumpMap = null;
    this.bumpScale = 1;
    this.normalMap = null;
    this.normalMapType = TangentSpaceNormalMap;
    this.normalScale = new Vector2(1, 1);
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.roughnessMap = null;
    this.metalnessMap = null;
    this.alphaMap = null;
    this.envMap = null;
    this.envMapIntensity = 1;
    this.refractionRatio = 0.98;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.wireframeLinecap = "round";
    this.wireframeLinejoin = "round";
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshStandardMaterial.prototype = Object.create(Material.prototype);
  MeshStandardMaterial.prototype.constructor = MeshStandardMaterial;
  MeshStandardMaterial.prototype.isMeshStandardMaterial = true;
  MeshStandardMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.defines = { "STANDARD": "" };
    this.color.copy(source.color);
    this.roughness = source.roughness;
    this.metalness = source.metalness;
    this.map = source.map;
    this.lightMap = source.lightMap;
    this.lightMapIntensity = source.lightMapIntensity;
    this.aoMap = source.aoMap;
    this.aoMapIntensity = source.aoMapIntensity;
    this.emissive.copy(source.emissive);
    this.emissiveMap = source.emissiveMap;
    this.emissiveIntensity = source.emissiveIntensity;
    this.bumpMap = source.bumpMap;
    this.bumpScale = source.bumpScale;
    this.normalMap = source.normalMap;
    this.normalMapType = source.normalMapType;
    this.normalScale.copy(source.normalScale);
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.roughnessMap = source.roughnessMap;
    this.metalnessMap = source.metalnessMap;
    this.alphaMap = source.alphaMap;
    this.envMap = source.envMap;
    this.envMapIntensity = source.envMapIntensity;
    this.refractionRatio = source.refractionRatio;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.wireframeLinecap = source.wireframeLinecap;
    this.wireframeLinejoin = source.wireframeLinejoin;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function MeshPhysicalMaterial(parameters) {
    MeshStandardMaterial.call(this);
    this.defines = {
      "STANDARD": "",
      "PHYSICAL": ""
    };
    this.type = "MeshPhysicalMaterial";
    this.reflectivity = 0.5;
    this.clearcoat = 0;
    this.clearcoatRoughness = 0;
    this.sheen = null;
    this.clearcoatNormalScale = new Vector2(1, 1);
    this.clearcoatNormalMap = null;
    this.transparency = 0;
    this.setValues(parameters);
  }
  MeshPhysicalMaterial.prototype = Object.create(MeshStandardMaterial.prototype);
  MeshPhysicalMaterial.prototype.constructor = MeshPhysicalMaterial;
  MeshPhysicalMaterial.prototype.isMeshPhysicalMaterial = true;
  MeshPhysicalMaterial.prototype.copy = function(source) {
    MeshStandardMaterial.prototype.copy.call(this, source);
    this.defines = {
      "STANDARD": "",
      "PHYSICAL": ""
    };
    this.reflectivity = source.reflectivity;
    this.clearcoat = source.clearcoat;
    this.clearcoatRoughness = source.clearcoatRoughness;
    if (source.sheen)
      this.sheen = (this.sheen || new Color()).copy(source.sheen);
    else
      this.sheen = null;
    this.clearcoatNormalMap = source.clearcoatNormalMap;
    this.clearcoatNormalScale.copy(source.clearcoatNormalScale);
    this.transparency = source.transparency;
    return this;
  };
  function MeshPhongMaterial(parameters) {
    Material.call(this);
    this.type = "MeshPhongMaterial";
    this.color = new Color(16777215);
    this.specular = new Color(1118481);
    this.shininess = 30;
    this.map = null;
    this.lightMap = null;
    this.lightMapIntensity = 1;
    this.aoMap = null;
    this.aoMapIntensity = 1;
    this.emissive = new Color(0);
    this.emissiveIntensity = 1;
    this.emissiveMap = null;
    this.bumpMap = null;
    this.bumpScale = 1;
    this.normalMap = null;
    this.normalMapType = TangentSpaceNormalMap;
    this.normalScale = new Vector2(1, 1);
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.specularMap = null;
    this.alphaMap = null;
    this.envMap = null;
    this.combine = MultiplyOperation;
    this.reflectivity = 1;
    this.refractionRatio = 0.98;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.wireframeLinecap = "round";
    this.wireframeLinejoin = "round";
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshPhongMaterial.prototype = Object.create(Material.prototype);
  MeshPhongMaterial.prototype.constructor = MeshPhongMaterial;
  MeshPhongMaterial.prototype.isMeshPhongMaterial = true;
  MeshPhongMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.specular.copy(source.specular);
    this.shininess = source.shininess;
    this.map = source.map;
    this.lightMap = source.lightMap;
    this.lightMapIntensity = source.lightMapIntensity;
    this.aoMap = source.aoMap;
    this.aoMapIntensity = source.aoMapIntensity;
    this.emissive.copy(source.emissive);
    this.emissiveMap = source.emissiveMap;
    this.emissiveIntensity = source.emissiveIntensity;
    this.bumpMap = source.bumpMap;
    this.bumpScale = source.bumpScale;
    this.normalMap = source.normalMap;
    this.normalMapType = source.normalMapType;
    this.normalScale.copy(source.normalScale);
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.specularMap = source.specularMap;
    this.alphaMap = source.alphaMap;
    this.envMap = source.envMap;
    this.combine = source.combine;
    this.reflectivity = source.reflectivity;
    this.refractionRatio = source.refractionRatio;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.wireframeLinecap = source.wireframeLinecap;
    this.wireframeLinejoin = source.wireframeLinejoin;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function MeshToonMaterial(parameters) {
    Material.call(this);
    this.defines = { "TOON": "" };
    this.type = "MeshToonMaterial";
    this.color = new Color(16777215);
    this.specular = new Color(1118481);
    this.shininess = 30;
    this.map = null;
    this.gradientMap = null;
    this.lightMap = null;
    this.lightMapIntensity = 1;
    this.aoMap = null;
    this.aoMapIntensity = 1;
    this.emissive = new Color(0);
    this.emissiveIntensity = 1;
    this.emissiveMap = null;
    this.bumpMap = null;
    this.bumpScale = 1;
    this.normalMap = null;
    this.normalMapType = TangentSpaceNormalMap;
    this.normalScale = new Vector2(1, 1);
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.specularMap = null;
    this.alphaMap = null;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.wireframeLinecap = "round";
    this.wireframeLinejoin = "round";
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshToonMaterial.prototype = Object.create(Material.prototype);
  MeshToonMaterial.prototype.constructor = MeshToonMaterial;
  MeshToonMaterial.prototype.isMeshToonMaterial = true;
  MeshToonMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.specular.copy(source.specular);
    this.shininess = source.shininess;
    this.map = source.map;
    this.gradientMap = source.gradientMap;
    this.lightMap = source.lightMap;
    this.lightMapIntensity = source.lightMapIntensity;
    this.aoMap = source.aoMap;
    this.aoMapIntensity = source.aoMapIntensity;
    this.emissive.copy(source.emissive);
    this.emissiveMap = source.emissiveMap;
    this.emissiveIntensity = source.emissiveIntensity;
    this.bumpMap = source.bumpMap;
    this.bumpScale = source.bumpScale;
    this.normalMap = source.normalMap;
    this.normalMapType = source.normalMapType;
    this.normalScale.copy(source.normalScale);
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.specularMap = source.specularMap;
    this.alphaMap = source.alphaMap;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.wireframeLinecap = source.wireframeLinecap;
    this.wireframeLinejoin = source.wireframeLinejoin;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function MeshNormalMaterial(parameters) {
    Material.call(this);
    this.type = "MeshNormalMaterial";
    this.bumpMap = null;
    this.bumpScale = 1;
    this.normalMap = null;
    this.normalMapType = TangentSpaceNormalMap;
    this.normalScale = new Vector2(1, 1);
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.fog = false;
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshNormalMaterial.prototype = Object.create(Material.prototype);
  MeshNormalMaterial.prototype.constructor = MeshNormalMaterial;
  MeshNormalMaterial.prototype.isMeshNormalMaterial = true;
  MeshNormalMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.bumpMap = source.bumpMap;
    this.bumpScale = source.bumpScale;
    this.normalMap = source.normalMap;
    this.normalMapType = source.normalMapType;
    this.normalScale.copy(source.normalScale);
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function MeshLambertMaterial(parameters) {
    Material.call(this);
    this.type = "MeshLambertMaterial";
    this.color = new Color(16777215);
    this.map = null;
    this.lightMap = null;
    this.lightMapIntensity = 1;
    this.aoMap = null;
    this.aoMapIntensity = 1;
    this.emissive = new Color(0);
    this.emissiveIntensity = 1;
    this.emissiveMap = null;
    this.specularMap = null;
    this.alphaMap = null;
    this.envMap = null;
    this.combine = MultiplyOperation;
    this.reflectivity = 1;
    this.refractionRatio = 0.98;
    this.wireframe = false;
    this.wireframeLinewidth = 1;
    this.wireframeLinecap = "round";
    this.wireframeLinejoin = "round";
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshLambertMaterial.prototype = Object.create(Material.prototype);
  MeshLambertMaterial.prototype.constructor = MeshLambertMaterial;
  MeshLambertMaterial.prototype.isMeshLambertMaterial = true;
  MeshLambertMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.color.copy(source.color);
    this.map = source.map;
    this.lightMap = source.lightMap;
    this.lightMapIntensity = source.lightMapIntensity;
    this.aoMap = source.aoMap;
    this.aoMapIntensity = source.aoMapIntensity;
    this.emissive.copy(source.emissive);
    this.emissiveMap = source.emissiveMap;
    this.emissiveIntensity = source.emissiveIntensity;
    this.specularMap = source.specularMap;
    this.alphaMap = source.alphaMap;
    this.envMap = source.envMap;
    this.combine = source.combine;
    this.reflectivity = source.reflectivity;
    this.refractionRatio = source.refractionRatio;
    this.wireframe = source.wireframe;
    this.wireframeLinewidth = source.wireframeLinewidth;
    this.wireframeLinecap = source.wireframeLinecap;
    this.wireframeLinejoin = source.wireframeLinejoin;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function MeshMatcapMaterial(parameters) {
    Material.call(this);
    this.defines = { "MATCAP": "" };
    this.type = "MeshMatcapMaterial";
    this.color = new Color(16777215);
    this.matcap = null;
    this.map = null;
    this.bumpMap = null;
    this.bumpScale = 1;
    this.normalMap = null;
    this.normalMapType = TangentSpaceNormalMap;
    this.normalScale = new Vector2(1, 1);
    this.displacementMap = null;
    this.displacementScale = 1;
    this.displacementBias = 0;
    this.alphaMap = null;
    this.skinning = false;
    this.morphTargets = false;
    this.morphNormals = false;
    this.setValues(parameters);
  }
  MeshMatcapMaterial.prototype = Object.create(Material.prototype);
  MeshMatcapMaterial.prototype.constructor = MeshMatcapMaterial;
  MeshMatcapMaterial.prototype.isMeshMatcapMaterial = true;
  MeshMatcapMaterial.prototype.copy = function(source) {
    Material.prototype.copy.call(this, source);
    this.defines = { "MATCAP": "" };
    this.color.copy(source.color);
    this.matcap = source.matcap;
    this.map = source.map;
    this.bumpMap = source.bumpMap;
    this.bumpScale = source.bumpScale;
    this.normalMap = source.normalMap;
    this.normalMapType = source.normalMapType;
    this.normalScale.copy(source.normalScale);
    this.displacementMap = source.displacementMap;
    this.displacementScale = source.displacementScale;
    this.displacementBias = source.displacementBias;
    this.alphaMap = source.alphaMap;
    this.skinning = source.skinning;
    this.morphTargets = source.morphTargets;
    this.morphNormals = source.morphNormals;
    return this;
  };
  function LineDashedMaterial(parameters) {
    LineBasicMaterial.call(this);
    this.type = "LineDashedMaterial";
    this.scale = 1;
    this.dashSize = 3;
    this.gapSize = 1;
    this.setValues(parameters);
  }
  LineDashedMaterial.prototype = Object.create(LineBasicMaterial.prototype);
  LineDashedMaterial.prototype.constructor = LineDashedMaterial;
  LineDashedMaterial.prototype.isLineDashedMaterial = true;
  LineDashedMaterial.prototype.copy = function(source) {
    LineBasicMaterial.prototype.copy.call(this, source);
    this.scale = source.scale;
    this.dashSize = source.dashSize;
    this.gapSize = source.gapSize;
    return this;
  };
  var Materials = /* @__PURE__ */ Object.freeze({
    __proto__: null,
    ShadowMaterial,
    SpriteMaterial,
    RawShaderMaterial,
    ShaderMaterial,
    PointsMaterial,
    MeshPhysicalMaterial,
    MeshStandardMaterial,
    MeshPhongMaterial,
    MeshToonMaterial,
    MeshNormalMaterial,
    MeshLambertMaterial,
    MeshDepthMaterial,
    MeshDistanceMaterial,
    MeshBasicMaterial,
    MeshMatcapMaterial,
    LineDashedMaterial,
    LineBasicMaterial,
    Material
  });
  var AnimationUtils = {
    // same as Array.prototype.slice, but also works on typed arrays
    arraySlice: function(array, from, to) {
      if (AnimationUtils.isTypedArray(array)) {
        return new array.constructor(array.subarray(from, to !== void 0 ? to : array.length));
      }
      return array.slice(from, to);
    },
    // converts an array to a specific type
    convertArray: function(array, type, forceClone) {
      if (!array || // let 'undefined' and 'null' pass
      !forceClone && array.constructor === type)
        return array;
      if (typeof type.BYTES_PER_ELEMENT === "number") {
        return new type(array);
      }
      return Array.prototype.slice.call(array);
    },
    isTypedArray: function(object) {
      return ArrayBuffer.isView(object) && !(object instanceof DataView);
    },
    // returns an array by which times and values can be sorted
    getKeyframeOrder: function(times) {
      function compareTime(i3, j) {
        return times[i3] - times[j];
      }
      var n = times.length;
      var result = new Array(n);
      for (var i2 = 0; i2 !== n; ++i2)
        result[i2] = i2;
      result.sort(compareTime);
      return result;
    },
    // uses the array previously returned by 'getKeyframeOrder' to sort data
    sortedArray: function(values, stride, order) {
      var nValues = values.length;
      var result = new values.constructor(nValues);
      for (var i2 = 0, dstOffset = 0; dstOffset !== nValues; ++i2) {
        var srcOffset = order[i2] * stride;
        for (var j = 0; j !== stride; ++j) {
          result[dstOffset++] = values[srcOffset + j];
        }
      }
      return result;
    },
    // function for parsing AOS keyframe formats
    flattenJSON: function(jsonKeys, times, values, valuePropertyName) {
      var i2 = 1, key = jsonKeys[0];
      while (key !== void 0 && key[valuePropertyName] === void 0) {
        key = jsonKeys[i2++];
      }
      if (key === void 0)
        return;
      var value = key[valuePropertyName];
      if (value === void 0)
        return;
      if (Array.isArray(value)) {
        do {
          value = key[valuePropertyName];
          if (value !== void 0) {
            times.push(key.time);
            values.push.apply(values, value);
          }
          key = jsonKeys[i2++];
        } while (key !== void 0);
      } else if (value.toArray !== void 0) {
        do {
          value = key[valuePropertyName];
          if (value !== void 0) {
            times.push(key.time);
            value.toArray(values, values.length);
          }
          key = jsonKeys[i2++];
        } while (key !== void 0);
      } else {
        do {
          value = key[valuePropertyName];
          if (value !== void 0) {
            times.push(key.time);
            values.push(value);
          }
          key = jsonKeys[i2++];
        } while (key !== void 0);
      }
    },
    subclip: function(sourceClip, name, startFrame, endFrame, fps) {
      fps = fps || 30;
      var clip = sourceClip.clone();
      clip.name = name;
      var tracks = [];
      for (var i2 = 0; i2 < clip.tracks.length; ++i2) {
        var track = clip.tracks[i2];
        var valueSize = track.getValueSize();
        var times = [];
        var values = [];
        for (var j = 0; j < track.times.length; ++j) {
          var frame = track.times[j] * fps;
          if (frame < startFrame || frame >= endFrame)
            continue;
          times.push(track.times[j]);
          for (var k = 0; k < valueSize; ++k) {
            values.push(track.values[j * valueSize + k]);
          }
        }
        if (times.length === 0)
          continue;
        track.times = AnimationUtils.convertArray(times, track.times.constructor);
        track.values = AnimationUtils.convertArray(values, track.values.constructor);
        tracks.push(track);
      }
      clip.tracks = tracks;
      var minStartTime = Infinity;
      for (var i2 = 0; i2 < clip.tracks.length; ++i2) {
        if (minStartTime > clip.tracks[i2].times[0]) {
          minStartTime = clip.tracks[i2].times[0];
        }
      }
      for (var i2 = 0; i2 < clip.tracks.length; ++i2) {
        clip.tracks[i2].shift(-1 * minStartTime);
      }
      clip.resetDuration();
      return clip;
    }
  };
  function Interpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
    this.parameterPositions = parameterPositions;
    this._cachedIndex = 0;
    this.resultBuffer = resultBuffer !== void 0 ? resultBuffer : new sampleValues.constructor(sampleSize);
    this.sampleValues = sampleValues;
    this.valueSize = sampleSize;
  }
  Object.assign(Interpolant.prototype, {
    evaluate: function(t) {
      var pp = this.parameterPositions, i1 = this._cachedIndex, t1 = pp[i1], t0 = pp[i1 - 1];
      validate_interval: {
        seek: {
          var right;
          linear_scan: {
            forward_scan:
              if (!(t < t1)) {
                for (var giveUpAt = i1 + 2; ; ) {
                  if (t1 === void 0) {
                    if (t < t0)
                      break forward_scan;
                    i1 = pp.length;
                    this._cachedIndex = i1;
                    return this.afterEnd_(i1 - 1, t, t0);
                  }
                  if (i1 === giveUpAt)
                    break;
                  t0 = t1;
                  t1 = pp[++i1];
                  if (t < t1) {
                    break seek;
                  }
                }
                right = pp.length;
                break linear_scan;
              }
            if (!(t >= t0)) {
              var t1global = pp[1];
              if (t < t1global) {
                i1 = 2;
                t0 = t1global;
              }
              for (var giveUpAt = i1 - 2; ; ) {
                if (t0 === void 0) {
                  this._cachedIndex = 0;
                  return this.beforeStart_(0, t, t1);
                }
                if (i1 === giveUpAt)
                  break;
                t1 = t0;
                t0 = pp[--i1 - 1];
                if (t >= t0) {
                  break seek;
                }
              }
              right = i1;
              i1 = 0;
              break linear_scan;
            }
            break validate_interval;
          }
          while (i1 < right) {
            var mid = i1 + right >>> 1;
            if (t < pp[mid]) {
              right = mid;
            } else {
              i1 = mid + 1;
            }
          }
          t1 = pp[i1];
          t0 = pp[i1 - 1];
          if (t0 === void 0) {
            this._cachedIndex = 0;
            return this.beforeStart_(0, t, t1);
          }
          if (t1 === void 0) {
            i1 = pp.length;
            this._cachedIndex = i1;
            return this.afterEnd_(i1 - 1, t0, t);
          }
        }
        this._cachedIndex = i1;
        this.intervalChanged_(i1, t0, t1);
      }
      return this.interpolate_(i1, t0, t, t1);
    },
    settings: null,
    // optional, subclass-specific settings structure
    // Note: The indirection allows central control of many interpolants.
    // --- Protected interface
    DefaultSettings_: {},
    getSettings_: function() {
      return this.settings || this.DefaultSettings_;
    },
    copySampleValue_: function(index) {
      var result = this.resultBuffer, values = this.sampleValues, stride = this.valueSize, offset = index * stride;
      for (var i2 = 0; i2 !== stride; ++i2) {
        result[i2] = values[offset + i2];
      }
      return result;
    },
    // Template methods for derived classes:
    interpolate_: function() {
      throw new Error("call to abstract method");
    },
    intervalChanged_: function() {
    }
  });
  //!\ DECLARE ALIAS AFTER assign prototype !
  Object.assign(Interpolant.prototype, {
    //( 0, t, t0 ), returns this.resultBuffer
    beforeStart_: Interpolant.prototype.copySampleValue_,
    //( N-1, tN-1, t ), returns this.resultBuffer
    afterEnd_: Interpolant.prototype.copySampleValue_
  });
  function CubicInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
    Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
    this._weightPrev = -0;
    this._offsetPrev = -0;
    this._weightNext = -0;
    this._offsetNext = -0;
  }
  CubicInterpolant.prototype = Object.assign(Object.create(Interpolant.prototype), {
    constructor: CubicInterpolant,
    DefaultSettings_: {
      endingStart: ZeroCurvatureEnding,
      endingEnd: ZeroCurvatureEnding
    },
    intervalChanged_: function(i1, t0, t1) {
      var pp = this.parameterPositions, iPrev = i1 - 2, iNext = i1 + 1, tPrev = pp[iPrev], tNext = pp[iNext];
      if (tPrev === void 0) {
        switch (this.getSettings_().endingStart) {
          case ZeroSlopeEnding:
            iPrev = i1;
            tPrev = 2 * t0 - t1;
            break;
          case WrapAroundEnding:
            iPrev = pp.length - 2;
            tPrev = t0 + pp[iPrev] - pp[iPrev + 1];
            break;
          default:
            iPrev = i1;
            tPrev = t1;
        }
      }
      if (tNext === void 0) {
        switch (this.getSettings_().endingEnd) {
          case ZeroSlopeEnding:
            iNext = i1;
            tNext = 2 * t1 - t0;
            break;
          case WrapAroundEnding:
            iNext = 1;
            tNext = t1 + pp[1] - pp[0];
            break;
          default:
            iNext = i1 - 1;
            tNext = t0;
        }
      }
      var halfDt = (t1 - t0) * 0.5, stride = this.valueSize;
      this._weightPrev = halfDt / (t0 - tPrev);
      this._weightNext = halfDt / (tNext - t1);
      this._offsetPrev = iPrev * stride;
      this._offsetNext = iNext * stride;
    },
    interpolate_: function(i1, t0, t, t1) {
      var result = this.resultBuffer, values = this.sampleValues, stride = this.valueSize, o1 = i1 * stride, o0 = o1 - stride, oP = this._offsetPrev, oN = this._offsetNext, wP = this._weightPrev, wN = this._weightNext, p = (t - t0) / (t1 - t0), pp = p * p, ppp = pp * p;
      var sP = -wP * ppp + 2 * wP * pp - wP * p;
      var s0 = (1 + wP) * ppp + (-1.5 - 2 * wP) * pp + (-0.5 + wP) * p + 1;
      var s1 = (-1 - wN) * ppp + (1.5 + wN) * pp + 0.5 * p;
      var sN = wN * ppp - wN * pp;
      for (var i2 = 0; i2 !== stride; ++i2) {
        result[i2] = sP * values[oP + i2] + s0 * values[o0 + i2] + s1 * values[o1 + i2] + sN * values[oN + i2];
      }
      return result;
    }
  });
  function LinearInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
    Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
  }
  LinearInterpolant.prototype = Object.assign(Object.create(Interpolant.prototype), {
    constructor: LinearInterpolant,
    interpolate_: function(i1, t0, t, t1) {
      var result = this.resultBuffer, values = this.sampleValues, stride = this.valueSize, offset1 = i1 * stride, offset0 = offset1 - stride, weight1 = (t - t0) / (t1 - t0), weight0 = 1 - weight1;
      for (var i2 = 0; i2 !== stride; ++i2) {
        result[i2] = values[offset0 + i2] * weight0 + values[offset1 + i2] * weight1;
      }
      return result;
    }
  });
  function DiscreteInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
    Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
  }
  DiscreteInterpolant.prototype = Object.assign(Object.create(Interpolant.prototype), {
    constructor: DiscreteInterpolant,
    interpolate_: function(i1) {
      return this.copySampleValue_(i1 - 1);
    }
  });
  function KeyframeTrack(name, times, values, interpolation) {
    if (name === void 0)
      throw new Error("THREE.KeyframeTrack: track name is undefined");
    if (times === void 0 || times.length === 0)
      throw new Error("THREE.KeyframeTrack: no keyframes in track named " + name);
    this.name = name;
    this.times = AnimationUtils.convertArray(times, this.TimeBufferType);
    this.values = AnimationUtils.convertArray(values, this.ValueBufferType);
    this.setInterpolation(interpolation || this.DefaultInterpolation);
  }
  Object.assign(KeyframeTrack, {
    // Serialization (in static context, because of constructor invocation
    // and automatic invocation of .toJSON):
    toJSON: function(track) {
      var trackType = track.constructor;
      var json;
      if (trackType.toJSON !== void 0) {
        json = trackType.toJSON(track);
      } else {
        json = {
          "name": track.name,
          "times": AnimationUtils.convertArray(track.times, Array),
          "values": AnimationUtils.convertArray(track.values, Array)
        };
        var interpolation = track.getInterpolation();
        if (interpolation !== track.DefaultInterpolation) {
          json.interpolation = interpolation;
        }
      }
      json.type = track.ValueTypeName;
      return json;
    }
  });
  Object.assign(KeyframeTrack.prototype, {
    constructor: KeyframeTrack,
    TimeBufferType: Float32Array,
    ValueBufferType: Float32Array,
    DefaultInterpolation: InterpolateLinear,
    InterpolantFactoryMethodDiscrete: function(result) {
      return new DiscreteInterpolant(this.times, this.values, this.getValueSize(), result);
    },
    InterpolantFactoryMethodLinear: function(result) {
      return new LinearInterpolant(this.times, this.values, this.getValueSize(), result);
    },
    InterpolantFactoryMethodSmooth: function(result) {
      return new CubicInterpolant(this.times, this.values, this.getValueSize(), result);
    },
    setInterpolation: function(interpolation) {
      var factoryMethod;
      switch (interpolation) {
        case InterpolateDiscrete:
          factoryMethod = this.InterpolantFactoryMethodDiscrete;
          break;
        case InterpolateLinear:
          factoryMethod = this.InterpolantFactoryMethodLinear;
          break;
        case InterpolateSmooth:
          factoryMethod = this.InterpolantFactoryMethodSmooth;
          break;
      }
      if (factoryMethod === void 0) {
        var message = "unsupported interpolation for " + this.ValueTypeName + " keyframe track named " + this.name;
        if (this.createInterpolant === void 0) {
          if (interpolation !== this.DefaultInterpolation) {
            this.setInterpolation(this.DefaultInterpolation);
          } else {
            throw new Error(message);
          }
        }
        console.warn("THREE.KeyframeTrack:", message);
        return this;
      }
      this.createInterpolant = factoryMethod;
      return this;
    },
    getInterpolation: function() {
      switch (this.createInterpolant) {
        case this.InterpolantFactoryMethodDiscrete:
          return InterpolateDiscrete;
        case this.InterpolantFactoryMethodLinear:
          return InterpolateLinear;
        case this.InterpolantFactoryMethodSmooth:
          return InterpolateSmooth;
      }
    },
    getValueSize: function() {
      return this.values.length / this.times.length;
    },
    // move all keyframes either forwards or backwards in time
    shift: function(timeOffset) {
      if (timeOffset !== 0) {
        var times = this.times;
        for (var i2 = 0, n = times.length; i2 !== n; ++i2) {
          times[i2] += timeOffset;
        }
      }
      return this;
    },
    // scale all keyframe times by a factor (useful for frame <-> seconds conversions)
    scale: function(timeScale) {
      if (timeScale !== 1) {
        var times = this.times;
        for (var i2 = 0, n = times.length; i2 !== n; ++i2) {
          times[i2] *= timeScale;
        }
      }
      return this;
    },
    // removes keyframes before and after animation without changing any values within the range [startTime, endTime].
    // IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values
    trim: function(startTime, endTime) {
      var times = this.times, nKeys = times.length, from = 0, to = nKeys - 1;
      while (from !== nKeys && times[from] < startTime) {
        ++from;
      }
      while (to !== -1 && times[to] > endTime) {
        --to;
      }
      ++to;
      if (from !== 0 || to !== nKeys) {
        if (from >= to)
          to = Math.max(to, 1), from = to - 1;
        var stride = this.getValueSize();
        this.times = AnimationUtils.arraySlice(times, from, to);
        this.values = AnimationUtils.arraySlice(this.values, from * stride, to * stride);
      }
      return this;
    },
    // ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable
    validate: function() {
      var valid = true;
      var valueSize = this.getValueSize();
      if (valueSize - Math.floor(valueSize) !== 0) {
        console.error("THREE.KeyframeTrack: Invalid value size in track.", this);
        valid = false;
      }
      var times = this.times, values = this.values, nKeys = times.length;
      if (nKeys === 0) {
        console.error("THREE.KeyframeTrack: Track is empty.", this);
        valid = false;
      }
      var prevTime = null;
      for (var i2 = 0; i2 !== nKeys; i2++) {
        var currTime = times[i2];
        if (typeof currTime === "number" && isNaN(currTime)) {
          console.error("THREE.KeyframeTrack: Time is not a valid number.", this, i2, currTime);
          valid = false;
          break;
        }
        if (prevTime !== null && prevTime > currTime) {
          console.error("THREE.KeyframeTrack: Out of order keys.", this, i2, currTime, prevTime);
          valid = false;
          break;
        }
        prevTime = currTime;
      }
      if (values !== void 0) {
        if (AnimationUtils.isTypedArray(values)) {
          for (var i2 = 0, n = values.length; i2 !== n; ++i2) {
            var value = values[i2];
            if (isNaN(value)) {
              console.error("THREE.KeyframeTrack: Value is not a valid number.", this, i2, value);
              valid = false;
              break;
            }
          }
        }
      }
      return valid;
    },
    // removes equivalent sequential keys as common in morph target sequences
    // (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0)
    optimize: function() {
      var times = AnimationUtils.arraySlice(this.times), values = AnimationUtils.arraySlice(this.values), stride = this.getValueSize(), smoothInterpolation = this.getInterpolation() === InterpolateSmooth, writeIndex = 1, lastIndex = times.length - 1;
      for (var i2 = 1; i2 < lastIndex; ++i2) {
        var keep = false;
        var time = times[i2];
        var timeNext = times[i2 + 1];
        if (time !== timeNext && (i2 !== 1 || time !== time[0])) {
          if (!smoothInterpolation) {
            var offset = i2 * stride, offsetP = offset - stride, offsetN = offset + stride;
            for (var j = 0; j !== stride; ++j) {
              var value = values[offset + j];
              if (value !== values[offsetP + j] || value !== values[offsetN + j]) {
                keep = true;
                break;
              }
            }
          } else {
            keep = true;
          }
        }
        if (keep) {
          if (i2 !== writeIndex) {
            times[writeIndex] = times[i2];
            var readOffset = i2 * stride, writeOffset = writeIndex * stride;
            for (var j = 0; j !== stride; ++j) {
              values[writeOffset + j] = values[readOffset + j];
            }
          }
          ++writeIndex;
        }
      }
      if (lastIndex > 0) {
        times[writeIndex] = times[lastIndex];
        for (var readOffset = lastIndex * stride, writeOffset = writeIndex * stride, j = 0; j !== stride; ++j) {
          values[writeOffset + j] = values[readOffset + j];
        }
        ++writeIndex;
      }
      if (writeIndex !== times.length) {
        this.times = AnimationUtils.arraySlice(times, 0, writeIndex);
        this.values = AnimationUtils.arraySlice(values, 0, writeIndex * stride);
      } else {
        this.times = times;
        this.values = values;
      }
      return this;
    },
    clone: function() {
      var times = AnimationUtils.arraySlice(this.times, 0);
      var values = AnimationUtils.arraySlice(this.values, 0);
      var TypedKeyframeTrack = this.constructor;
      var track = new TypedKeyframeTrack(this.name, times, values);
      track.createInterpolant = this.createInterpolant;
      return track;
    }
  });
  function BooleanKeyframeTrack(name, times, values) {
    KeyframeTrack.call(this, name, times, values);
  }
  BooleanKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: BooleanKeyframeTrack,
    ValueTypeName: "bool",
    ValueBufferType: Array,
    DefaultInterpolation: InterpolateDiscrete,
    InterpolantFactoryMethodLinear: void 0,
    InterpolantFactoryMethodSmooth: void 0
    // Note: Actually this track could have a optimized / compressed
    // representation of a single value and a custom interpolant that
    // computes "firstValue ^ isOdd( index )".
  });
  function ColorKeyframeTrack(name, times, values, interpolation) {
    KeyframeTrack.call(this, name, times, values, interpolation);
  }
  ColorKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: ColorKeyframeTrack,
    ValueTypeName: "color"
    // ValueBufferType is inherited
    // DefaultInterpolation is inherited
    // Note: Very basic implementation and nothing special yet.
    // However, this is the place for color space parameterization.
  });
  function NumberKeyframeTrack(name, times, values, interpolation) {
    KeyframeTrack.call(this, name, times, values, interpolation);
  }
  NumberKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: NumberKeyframeTrack,
    ValueTypeName: "number"
    // ValueBufferType is inherited
    // DefaultInterpolation is inherited
  });
  function QuaternionLinearInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
    Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
  }
  QuaternionLinearInterpolant.prototype = Object.assign(Object.create(Interpolant.prototype), {
    constructor: QuaternionLinearInterpolant,
    interpolate_: function(i1, t0, t, t1) {
      var result = this.resultBuffer, values = this.sampleValues, stride = this.valueSize, offset = i1 * stride, alpha = (t - t0) / (t1 - t0);
      for (var end = offset + stride; offset !== end; offset += 4) {
        Quaternion.slerpFlat(result, 0, values, offset - stride, values, offset, alpha);
      }
      return result;
    }
  });
  function QuaternionKeyframeTrack(name, times, values, interpolation) {
    KeyframeTrack.call(this, name, times, values, interpolation);
  }
  QuaternionKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: QuaternionKeyframeTrack,
    ValueTypeName: "quaternion",
    // ValueBufferType is inherited
    DefaultInterpolation: InterpolateLinear,
    InterpolantFactoryMethodLinear: function(result) {
      return new QuaternionLinearInterpolant(this.times, this.values, this.getValueSize(), result);
    },
    InterpolantFactoryMethodSmooth: void 0
    // not yet implemented
  });
  function StringKeyframeTrack(name, times, values, interpolation) {
    KeyframeTrack.call(this, name, times, values, interpolation);
  }
  StringKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: StringKeyframeTrack,
    ValueTypeName: "string",
    ValueBufferType: Array,
    DefaultInterpolation: InterpolateDiscrete,
    InterpolantFactoryMethodLinear: void 0,
    InterpolantFactoryMethodSmooth: void 0
  });
  function VectorKeyframeTrack(name, times, values, interpolation) {
    KeyframeTrack.call(this, name, times, values, interpolation);
  }
  VectorKeyframeTrack.prototype = Object.assign(Object.create(KeyframeTrack.prototype), {
    constructor: VectorKeyframeTrack,
    ValueTypeName: "vector"
    // ValueBufferType is inherited
    // DefaultInterpolation is inherited
  });
  function AnimationClip(name, duration, tracks) {
    this.name = name;
    this.tracks = tracks;
    this.duration = duration !== void 0 ? duration : -1;
    this.uuid = MathUtils.generateUUID();
    if (this.duration < 0) {
      this.resetDuration();
    }
  }
  function getTrackTypeForValueTypeName(typeName) {
    switch (typeName.toLowerCase()) {
      case "scalar":
      case "double":
      case "float":
      case "number":
      case "integer":
        return NumberKeyframeTrack;
      case "vector":
      case "vector2":
      case "vector3":
      case "vector4":
        return VectorKeyframeTrack;
      case "color":
        return ColorKeyframeTrack;
      case "quaternion":
        return QuaternionKeyframeTrack;
      case "bool":
      case "boolean":
        return BooleanKeyframeTrack;
      case "string":
        return StringKeyframeTrack;
    }
    throw new Error("THREE.KeyframeTrack: Unsupported typeName: " + typeName);
  }
  function parseKeyframeTrack(json) {
    if (json.type === void 0) {
      throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");
    }
    var trackType = getTrackTypeForValueTypeName(json.type);
    if (json.times === void 0) {
      var times = [], values = [];
      AnimationUtils.flattenJSON(json.keys, times, values, "value");
      json.times = times;
      json.values = values;
    }
    if (trackType.parse !== void 0) {
      return trackType.parse(json);
    } else {
      return new trackType(json.name, json.times, json.values, json.interpolation);
    }
  }
  Object.assign(AnimationClip, {
    parse: function(json) {
      var tracks = [], jsonTracks = json.tracks, frameTime = 1 / (json.fps || 1);
      for (var i2 = 0, n = jsonTracks.length; i2 !== n; ++i2) {
        tracks.push(parseKeyframeTrack(jsonTracks[i2]).scale(frameTime));
      }
      return new AnimationClip(json.name, json.duration, tracks);
    },
    toJSON: function(clip) {
      var tracks = [], clipTracks = clip.tracks;
      var json = {
        "name": clip.name,
        "duration": clip.duration,
        "tracks": tracks,
        "uuid": clip.uuid
      };
      for (var i2 = 0, n = clipTracks.length; i2 !== n; ++i2) {
        tracks.push(KeyframeTrack.toJSON(clipTracks[i2]));
      }
      return json;
    },
    CreateFromMorphTargetSequence: function(name, morphTargetSequence, fps, noLoop) {
      var numMorphTargets = morphTargetSequence.length;
      var tracks = [];
      for (var i2 = 0; i2 < numMorphTargets; i2++) {
        var times = [];
        var values = [];
        times.push(
          (i2 + numMorphTargets - 1) % numMorphTargets,
          i2,
          (i2 + 1) % numMorphTargets
        );
        values.push(0, 1, 0);
        var order = AnimationUtils.getKeyframeOrder(times);
        times = AnimationUtils.sortedArray(times, 1, order);
        values = AnimationUtils.sortedArray(values, 1, order);
        if (!noLoop && times[0] === 0) {
          times.push(numMorphTargets);
          values.push(values[0]);
        }
        tracks.push(
          new NumberKeyframeTrack(
            ".morphTargetInfluences[" + morphTargetSequence[i2].name + "]",
            times,
            values
          ).scale(1 / fps)
        );
      }
      return new AnimationClip(name, -1, tracks);
    },
    findByName: function(objectOrClipArray, name) {
      var clipArray = objectOrClipArray;
      if (!Array.isArray(objectOrClipArray)) {
        var o = objectOrClipArray;
        clipArray = o.geometry && o.geometry.animations || o.animations;
      }
      for (var i2 = 0; i2 < clipArray.length; i2++) {
        if (clipArray[i2].name === name) {
          return clipArray[i2];
        }
      }
      return null;
    },
    CreateClipsFromMorphTargetSequences: function(morphTargets, fps, noLoop) {
      var animationToMorphTargets = {};
      var pattern = /^([\w-]*?)([\d]+)$/;
      for (var i2 = 0, il = morphTargets.length; i2 < il; i2++) {
        var morphTarget = morphTargets[i2];
        var parts = morphTarget.name.match(pattern);
        if (parts && parts.length > 1) {
          var name = parts[1];
          var animationMorphTargets = animationToMorphTargets[name];
          if (!animationMorphTargets) {
            animationToMorphTargets[name] = animationMorphTargets = [];
          }
          animationMorphTargets.push(morphTarget);
        }
      }
      var clips = [];
      for (var name in animationToMorphTargets) {
        clips.push(AnimationClip.CreateFromMorphTargetSequence(name, animationToMorphTargets[name], fps, noLoop));
      }
      return clips;
    },
    // parse the animation.hierarchy format
    parseAnimation: function(animation, bones) {
      if (!animation) {
        console.error("THREE.AnimationClip: No animation in JSONLoader data.");
        return null;
      }
      var addNonemptyTrack = function(trackType, trackName, animationKeys2, propertyName, destTracks) {
        if (animationKeys2.length !== 0) {
          var times2 = [];
          var values2 = [];
          AnimationUtils.flattenJSON(animationKeys2, times2, values2, propertyName);
          if (times2.length !== 0) {
            destTracks.push(new trackType(trackName, times2, values2));
          }
        }
      };
      var tracks = [];
      var clipName = animation.name || "default";
      var duration = animation.length || -1;
      var fps = animation.fps || 30;
      var hierarchyTracks = animation.hierarchy || [];
      for (var h = 0; h < hierarchyTracks.length; h++) {
        var animationKeys = hierarchyTracks[h].keys;
        if (!animationKeys || animationKeys.length === 0)
          continue;
        if (animationKeys[0].morphTargets) {
          var morphTargetNames = {};
          for (var k = 0; k < animationKeys.length; k++) {
            if (animationKeys[k].morphTargets) {
              for (var m = 0; m < animationKeys[k].morphTargets.length; m++) {
                morphTargetNames[animationKeys[k].morphTargets[m]] = -1;
              }
            }
          }
          for (var morphTargetName in morphTargetNames) {
            var times = [];
            var values = [];
            for (var m = 0; m !== animationKeys[k].morphTargets.length; ++m) {
              var animationKey = animationKeys[k];
              times.push(animationKey.time);
              values.push(animationKey.morphTarget === morphTargetName ? 1 : 0);
            }
            tracks.push(new NumberKeyframeTrack(".morphTargetInfluence[" + morphTargetName + "]", times, values));
          }
          duration = morphTargetNames.length * (fps || 1);
        } else {
          var boneName = ".bones[" + bones[h].name + "]";
          addNonemptyTrack(
            VectorKeyframeTrack,
            boneName + ".position",
            animationKeys,
            "pos",
            tracks
          );
          addNonemptyTrack(
            QuaternionKeyframeTrack,
            boneName + ".quaternion",
            animationKeys,
            "rot",
            tracks
          );
          addNonemptyTrack(
            VectorKeyframeTrack,
            boneName + ".scale",
            animationKeys,
            "scl",
            tracks
          );
        }
      }
      if (tracks.length === 0) {
        return null;
      }
      var clip = new AnimationClip(clipName, duration, tracks);
      return clip;
    }
  });
  Object.assign(AnimationClip.prototype, {
    resetDuration: function() {
      var tracks = this.tracks, duration = 0;
      for (var i2 = 0, n = tracks.length; i2 !== n; ++i2) {
        var track = this.tracks[i2];
        duration = Math.max(duration, track.times[track.times.length - 1]);
      }
      this.duration = duration;
      return this;
    },
    trim: function() {
      for (var i2 = 0; i2 < this.tracks.length; i2++) {
        this.tracks[i2].trim(0, this.duration);
      }
      return this;
    },
    validate: function() {
      var valid = true;
      for (var i2 = 0; i2 < this.tracks.length; i2++) {
        valid = valid && this.tracks[i2].validate();
      }
      return valid;
    },
    optimize: function() {
      for (var i2 = 0; i2 < this.tracks.length; i2++) {
        this.tracks[i2].optimize();
      }
      return this;
    },
    clone: function() {
      var tracks = [];
      for (var i2 = 0; i2 < this.tracks.length; i2++) {
        tracks.push(this.tracks[i2].clone());
      }
      return new AnimationClip(this.name, this.duration, tracks);
    }
  });
  var Cache = {
    enabled: false,
    files: {},
    add: function(key, file) {
      if (this.enabled === false)
        return;
      this.files[key] = file;
    },
    get: function(key) {
      if (this.enabled === false)
        return;
      return this.files[key];
    },
    remove: function(key) {
      delete this.files[key];
    },
    clear: function() {
      this.files = {};
    }
  };
  function LoadingManager(onLoad, onProgress, onError) {
    var scope = this;
    var isLoading = false;
    var itemsLoaded = 0;
    var itemsTotal = 0;
    var urlModifier = void 0;
    var handlers = [];
    this.onStart = void 0;
    this.onLoad = onLoad;
    this.onProgress = onProgress;
    this.onError = onError;
    this.itemStart = function(url) {
      itemsTotal++;
      if (isLoading === false) {
        if (scope.onStart !== void 0) {
          scope.onStart(url, itemsLoaded, itemsTotal);
        }
      }
      isLoading = true;
    };
    this.itemEnd = function(url) {
      itemsLoaded++;
      if (scope.onProgress !== void 0) {
        scope.onProgress(url, itemsLoaded, itemsTotal);
      }
      if (itemsLoaded === itemsTotal) {
        isLoading = false;
        if (scope.onLoad !== void 0) {
          scope.onLoad();
        }
      }
    };
    this.itemError = function(url) {
      if (scope.onError !== void 0) {
        scope.onError(url);
      }
    };
    this.resolveURL = function(url) {
      if (urlModifier) {
        return urlModifier(url);
      }
      return url;
    };
    this.setURLModifier = function(transform) {
      urlModifier = transform;
      return this;
    };
    this.addHandler = function(regex, loader) {
      handlers.push(regex, loader);
      return this;
    };
    this.removeHandler = function(regex) {
      var index = handlers.indexOf(regex);
      if (index !== -1) {
        handlers.splice(index, 2);
      }
      return this;
    };
    this.getHandler = function(file) {
      for (var i2 = 0, l = handlers.length; i2 < l; i2 += 2) {
        var regex = handlers[i2];
        var loader = handlers[i2 + 1];
        if (regex.global)
          regex.lastIndex = 0;
        if (regex.test(file)) {
          return loader;
        }
      }
      return null;
    };
  }
  var DefaultLoadingManager = new LoadingManager();
  function Loader(manager) {
    this.manager = manager !== void 0 ? manager : DefaultLoadingManager;
    this.crossOrigin = "anonymous";
    this.path = "";
    this.resourcePath = "";
  }
  Object.assign(Loader.prototype, {
    load: function() {
    },
    parse: function() {
    },
    setCrossOrigin: function(crossOrigin) {
      this.crossOrigin = crossOrigin;
      return this;
    },
    setPath: function(path) {
      this.path = path;
      return this;
    },
    setResourcePath: function(resourcePath) {
      this.resourcePath = resourcePath;
      return this;
    }
  });
  var loading = {};
  function FileLoader(manager) {
    Loader.call(this, manager);
  }
  FileLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: FileLoader,
    load: function(url, onLoad, onProgress, onError) {
      if (url === void 0)
        url = "";
      if (this.path !== void 0)
        url = this.path + url;
      url = this.manager.resolveURL(url);
      var scope = this;
      var cached = Cache.get(url);
      if (cached !== void 0) {
        scope.manager.itemStart(url);
        setTimeout(function() {
          if (onLoad)
            onLoad(cached);
          scope.manager.itemEnd(url);
        }, 0);
        return cached;
      }
      if (loading[url] !== void 0) {
        loading[url].push({
          onLoad,
          onProgress,
          onError
        });
        return;
      }
      var dataUriRegex = /^data:(.*?)(;base64)?,(.*)$/;
      var dataUriRegexResult = url.match(dataUriRegex);
      if (dataUriRegexResult) {
        var mimeType = dataUriRegexResult[1];
        var isBase64 = !!dataUriRegexResult[2];
        var data = dataUriRegexResult[3];
        data = decodeURIComponent(data);
        if (isBase64)
          data = atob(data);
        try {
          var response;
          var responseType = (this.responseType || "").toLowerCase();
          switch (responseType) {
            case "arraybuffer":
            case "blob":
              var view = new Uint8Array(data.length);
              for (var i2 = 0; i2 < data.length; i2++) {
                view[i2] = data.charCodeAt(i2);
              }
              if (responseType === "blob") {
                response = new Blob([view.buffer], { type: mimeType });
              } else {
                response = view.buffer;
              }
              break;
            case "document":
              var parser = new DOMParser();
              response = parser.parseFromString(data, mimeType);
              break;
            case "json":
              response = JSON.parse(data);
              break;
            default:
              response = data;
              break;
          }
          setTimeout(function() {
            if (onLoad)
              onLoad(response);
            scope.manager.itemEnd(url);
          }, 0);
        } catch (error) {
          setTimeout(function() {
            if (onError)
              onError(error);
            scope.manager.itemError(url);
            scope.manager.itemEnd(url);
          }, 0);
        }
      } else {
        loading[url] = [];
        loading[url].push({
          onLoad,
          onProgress,
          onError
        });
        var request = new XMLHttpRequest();
        request.open("GET", url, true);
        request.addEventListener("load", function(event) {
          var response2 = this.response;
          var callbacks = loading[url];
          delete loading[url];
          if (this.status === 200 || this.status === 0) {
            if (this.status === 0)
              console.warn("THREE.FileLoader: HTTP Status 0 received.");
            Cache.add(url, response2);
            for (var i3 = 0, il = callbacks.length; i3 < il; i3++) {
              var callback = callbacks[i3];
              if (callback.onLoad)
                callback.onLoad(response2);
            }
            scope.manager.itemEnd(url);
          } else {
            for (var i3 = 0, il = callbacks.length; i3 < il; i3++) {
              var callback = callbacks[i3];
              if (callback.onError)
                callback.onError(event);
            }
            scope.manager.itemError(url);
            scope.manager.itemEnd(url);
          }
        }, false);
        request.addEventListener("progress", function(event) {
          var callbacks = loading[url];
          for (var i3 = 0, il = callbacks.length; i3 < il; i3++) {
            var callback = callbacks[i3];
            if (callback.onProgress)
              callback.onProgress(event);
          }
        }, false);
        request.addEventListener("error", function(event) {
          var callbacks = loading[url];
          delete loading[url];
          for (var i3 = 0, il = callbacks.length; i3 < il; i3++) {
            var callback = callbacks[i3];
            if (callback.onError)
              callback.onError(event);
          }
          scope.manager.itemError(url);
          scope.manager.itemEnd(url);
        }, false);
        request.addEventListener("abort", function(event) {
          var callbacks = loading[url];
          delete loading[url];
          for (var i3 = 0, il = callbacks.length; i3 < il; i3++) {
            var callback = callbacks[i3];
            if (callback.onError)
              callback.onError(event);
          }
          scope.manager.itemError(url);
          scope.manager.itemEnd(url);
        }, false);
        if (this.responseType !== void 0)
          request.responseType = this.responseType;
        if (this.withCredentials !== void 0)
          request.withCredentials = this.withCredentials;
        if (request.overrideMimeType)
          request.overrideMimeType(this.mimeType !== void 0 ? this.mimeType : "text/plain");
        for (var header in this.requestHeader) {
          request.setRequestHeader(header, this.requestHeader[header]);
        }
        request.send(null);
      }
      scope.manager.itemStart(url);
      return request;
    },
    setResponseType: function(value) {
      this.responseType = value;
      return this;
    },
    setWithCredentials: function(value) {
      this.withCredentials = value;
      return this;
    },
    setMimeType: function(value) {
      this.mimeType = value;
      return this;
    },
    setRequestHeader: function(value) {
      this.requestHeader = value;
      return this;
    }
  });
  function AnimationLoader(manager) {
    Loader.call(this, manager);
  }
  AnimationLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: AnimationLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var loader = new FileLoader(scope.manager);
      loader.setPath(scope.path);
      loader.load(url, function(text) {
        onLoad(scope.parse(JSON.parse(text)));
      }, onProgress, onError);
    },
    parse: function(json) {
      var animations = [];
      for (var i2 = 0; i2 < json.length; i2++) {
        var clip = AnimationClip.parse(json[i2]);
        animations.push(clip);
      }
      return animations;
    }
  });
  function CompressedTextureLoader(manager) {
    Loader.call(this, manager);
  }
  CompressedTextureLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: CompressedTextureLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var images = [];
      var texture = new CompressedTexture();
      texture.image = images;
      var loader = new FileLoader(this.manager);
      loader.setPath(this.path);
      loader.setResponseType("arraybuffer");
      function loadTexture(i3) {
        loader.load(url[i3], function(buffer) {
          var texDatas = scope.parse(buffer, true);
          images[i3] = {
            width: texDatas.width,
            height: texDatas.height,
            format: texDatas.format,
            mipmaps: texDatas.mipmaps
          };
          loaded += 1;
          if (loaded === 6) {
            if (texDatas.mipmapCount === 1)
              texture.minFilter = LinearFilter;
            texture.format = texDatas.format;
            texture.needsUpdate = true;
            if (onLoad)
              onLoad(texture);
          }
        }, onProgress, onError);
      }
      if (Array.isArray(url)) {
        var loaded = 0;
        for (var i2 = 0, il = url.length; i2 < il; ++i2) {
          loadTexture(i2);
        }
      } else {
        loader.load(url, function(buffer) {
          var texDatas = scope.parse(buffer, true);
          if (texDatas.isCubemap) {
            var faces = texDatas.mipmaps.length / texDatas.mipmapCount;
            for (var f = 0; f < faces; f++) {
              images[f] = { mipmaps: [] };
              for (var i3 = 0; i3 < texDatas.mipmapCount; i3++) {
                images[f].mipmaps.push(texDatas.mipmaps[f * texDatas.mipmapCount + i3]);
                images[f].format = texDatas.format;
                images[f].width = texDatas.width;
                images[f].height = texDatas.height;
              }
            }
          } else {
            texture.image.width = texDatas.width;
            texture.image.height = texDatas.height;
            texture.mipmaps = texDatas.mipmaps;
          }
          if (texDatas.mipmapCount === 1) {
            texture.minFilter = LinearFilter;
          }
          texture.format = texDatas.format;
          texture.needsUpdate = true;
          if (onLoad)
            onLoad(texture);
        }, onProgress, onError);
      }
      return texture;
    }
  });
  function DataTextureLoader(manager) {
    Loader.call(this, manager);
  }
  DataTextureLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: DataTextureLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var texture = new DataTexture();
      var loader = new FileLoader(this.manager);
      loader.setResponseType("arraybuffer");
      loader.setPath(this.path);
      loader.load(url, function(buffer) {
        var texData = scope.parse(buffer);
        if (!texData)
          return;
        if (texData.image !== void 0) {
          texture.image = texData.image;
        } else if (texData.data !== void 0) {
          texture.image.width = texData.width;
          texture.image.height = texData.height;
          texture.image.data = texData.data;
        }
        texture.wrapS = texData.wrapS !== void 0 ? texData.wrapS : ClampToEdgeWrapping;
        texture.wrapT = texData.wrapT !== void 0 ? texData.wrapT : ClampToEdgeWrapping;
        texture.magFilter = texData.magFilter !== void 0 ? texData.magFilter : LinearFilter;
        texture.minFilter = texData.minFilter !== void 0 ? texData.minFilter : LinearFilter;
        texture.anisotropy = texData.anisotropy !== void 0 ? texData.anisotropy : 1;
        if (texData.format !== void 0) {
          texture.format = texData.format;
        }
        if (texData.type !== void 0) {
          texture.type = texData.type;
        }
        if (texData.mipmaps !== void 0) {
          texture.mipmaps = texData.mipmaps;
          texture.minFilter = LinearMipmapLinearFilter;
        }
        if (texData.mipmapCount === 1) {
          texture.minFilter = LinearFilter;
        }
        texture.needsUpdate = true;
        if (onLoad)
          onLoad(texture, texData);
      }, onProgress, onError);
      return texture;
    }
  });
  function ImageLoader(manager) {
    Loader.call(this, manager);
  }
  ImageLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: ImageLoader,
    load: function(url, onLoad, onProgress, onError) {
      if (this.path !== void 0)
        url = this.path + url;
      url = this.manager.resolveURL(url);
      var scope = this;
      var cached = Cache.get(url);
      if (cached !== void 0) {
        scope.manager.itemStart(url);
        setTimeout(function() {
          if (onLoad)
            onLoad(cached);
          scope.manager.itemEnd(url);
        }, 0);
        return cached;
      }
      var image = document.createElementNS("http://www.w3.org/1999/xhtml", "img");
      function onImageLoad() {
        image.removeEventListener("load", onImageLoad, false);
        image.removeEventListener("error", onImageError, false);
        Cache.add(url, this);
        if (onLoad)
          onLoad(this);
        scope.manager.itemEnd(url);
      }
      function onImageError(event) {
        image.removeEventListener("load", onImageLoad, false);
        image.removeEventListener("error", onImageError, false);
        if (onError)
          onError(event);
        scope.manager.itemError(url);
        scope.manager.itemEnd(url);
      }
      image.addEventListener("load", onImageLoad, false);
      image.addEventListener("error", onImageError, false);
      if (url.substr(0, 5) !== "data:") {
        if (this.crossOrigin !== void 0)
          image.crossOrigin = this.crossOrigin;
      }
      scope.manager.itemStart(url);
      image.src = url;
      return image;
    }
  });
  function CubeTextureLoader(manager) {
    Loader.call(this, manager);
  }
  CubeTextureLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: CubeTextureLoader,
    load: function(urls, onLoad, onProgress, onError) {
      var texture = new CubeTexture();
      var loader = new ImageLoader(this.manager);
      loader.setCrossOrigin(this.crossOrigin);
      loader.setPath(this.path);
      var loaded = 0;
      function loadTexture(i3) {
        loader.load(urls[i3], function(image) {
          texture.images[i3] = image;
          loaded++;
          if (loaded === 6) {
            texture.needsUpdate = true;
            if (onLoad)
              onLoad(texture);
          }
        }, void 0, onError);
      }
      for (var i2 = 0; i2 < urls.length; ++i2) {
        loadTexture(i2);
      }
      return texture;
    }
  });
  function TextureLoader(manager) {
    Loader.call(this, manager);
  }
  TextureLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: TextureLoader,
    load: function(url, onLoad, onProgress, onError) {
      var texture = new Texture();
      var loader = new ImageLoader(this.manager);
      loader.setCrossOrigin(this.crossOrigin);
      loader.setPath(this.path);
      loader.load(url, function(image) {
        texture.image = image;
        var isJPEG = url.search(/\.jpe?g($|\?)/i) > 0 || url.search(/^data\:image\/jpeg/) === 0;
        texture.format = isJPEG ? RGBFormat : RGBAFormat;
        texture.needsUpdate = true;
        if (onLoad !== void 0) {
          onLoad(texture);
        }
      }, onProgress, onError);
      return texture;
    }
  });
  function Curve() {
    this.type = "Curve";
    this.arcLengthDivisions = 200;
  }
  Object.assign(Curve.prototype, {
    // Virtual base class method to overwrite and implement in subclasses
    //	- t [0 .. 1]
    getPoint: function() {
      console.warn("THREE.Curve: .getPoint() not implemented.");
      return null;
    },
    // Get point at relative position in curve according to arc length
    // - u [0 .. 1]
    getPointAt: function(u, optionalTarget) {
      var t = this.getUtoTmapping(u);
      return this.getPoint(t, optionalTarget);
    },
    // Get sequence of points using getPoint( t )
    getPoints: function(divisions) {
      if (divisions === void 0)
        divisions = 5;
      var points = [];
      for (var d = 0; d <= divisions; d++) {
        points.push(this.getPoint(d / divisions));
      }
      return points;
    },
    // Get sequence of points using getPointAt( u )
    getSpacedPoints: function(divisions) {
      if (divisions === void 0)
        divisions = 5;
      var points = [];
      for (var d = 0; d <= divisions; d++) {
        points.push(this.getPointAt(d / divisions));
      }
      return points;
    },
    // Get total curve arc length
    getLength: function() {
      var lengths = this.getLengths();
      return lengths[lengths.length - 1];
    },
    // Get list of cumulative segment lengths
    getLengths: function(divisions) {
      if (divisions === void 0)
        divisions = this.arcLengthDivisions;
      if (this.cacheArcLengths && this.cacheArcLengths.length === divisions + 1 && !this.needsUpdate) {
        return this.cacheArcLengths;
      }
      this.needsUpdate = false;
      var cache = [];
      var current, last = this.getPoint(0);
      var p, sum = 0;
      cache.push(0);
      for (p = 1; p <= divisions; p++) {
        current = this.getPoint(p / divisions);
        sum += current.distanceTo(last);
        cache.push(sum);
        last = current;
      }
      this.cacheArcLengths = cache;
      return cache;
    },
    updateArcLengths: function() {
      this.needsUpdate = true;
      this.getLengths();
    },
    // Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant
    getUtoTmapping: function(u, distance) {
      var arcLengths = this.getLengths();
      var i2 = 0, il = arcLengths.length;
      var targetArcLength;
      if (distance) {
        targetArcLength = distance;
      } else {
        targetArcLength = u * arcLengths[il - 1];
      }
      var low = 0, high = il - 1, comparison;
      while (low <= high) {
        i2 = Math.floor(low + (high - low) / 2);
        comparison = arcLengths[i2] - targetArcLength;
        if (comparison < 0) {
          low = i2 + 1;
        } else if (comparison > 0) {
          high = i2 - 1;
        } else {
          high = i2;
          break;
        }
      }
      i2 = high;
      if (arcLengths[i2] === targetArcLength) {
        return i2 / (il - 1);
      }
      var lengthBefore = arcLengths[i2];
      var lengthAfter = arcLengths[i2 + 1];
      var segmentLength = lengthAfter - lengthBefore;
      var segmentFraction = (targetArcLength - lengthBefore) / segmentLength;
      var t = (i2 + segmentFraction) / (il - 1);
      return t;
    },
    // Returns a unit vector tangent at t
    // In case any sub curve does not implement its tangent derivation,
    // 2 points a small delta apart will be used to find its gradient
    // which seems to give a reasonable approximation
    getTangent: function(t) {
      var delta = 1e-4;
      var t1 = t - delta;
      var t2 = t + delta;
      if (t1 < 0)
        t1 = 0;
      if (t2 > 1)
        t2 = 1;
      var pt1 = this.getPoint(t1);
      var pt2 = this.getPoint(t2);
      var vec = pt2.clone().sub(pt1);
      return vec.normalize();
    },
    getTangentAt: function(u) {
      var t = this.getUtoTmapping(u);
      return this.getTangent(t);
    },
    computeFrenetFrames: function(segments, closed) {
      var normal = new Vector3();
      var tangents = [];
      var normals = [];
      var binormals = [];
      var vec = new Vector3();
      var mat = new Matrix4();
      var i2, u, theta;
      for (i2 = 0; i2 <= segments; i2++) {
        u = i2 / segments;
        tangents[i2] = this.getTangentAt(u);
        tangents[i2].normalize();
      }
      normals[0] = new Vector3();
      binormals[0] = new Vector3();
      var min = Number.MAX_VALUE;
      var tx = Math.abs(tangents[0].x);
      var ty = Math.abs(tangents[0].y);
      var tz = Math.abs(tangents[0].z);
      if (tx <= min) {
        min = tx;
        normal.set(1, 0, 0);
      }
      if (ty <= min) {
        min = ty;
        normal.set(0, 1, 0);
      }
      if (tz <= min) {
        normal.set(0, 0, 1);
      }
      vec.crossVectors(tangents[0], normal).normalize();
      normals[0].crossVectors(tangents[0], vec);
      binormals[0].crossVectors(tangents[0], normals[0]);
      for (i2 = 1; i2 <= segments; i2++) {
        normals[i2] = normals[i2 - 1].clone();
        binormals[i2] = binormals[i2 - 1].clone();
        vec.crossVectors(tangents[i2 - 1], tangents[i2]);
        if (vec.length() > Number.EPSILON) {
          vec.normalize();
          theta = Math.acos(MathUtils.clamp(tangents[i2 - 1].dot(tangents[i2]), -1, 1));
          normals[i2].applyMatrix4(mat.makeRotationAxis(vec, theta));
        }
        binormals[i2].crossVectors(tangents[i2], normals[i2]);
      }
      if (closed === true) {
        theta = Math.acos(MathUtils.clamp(normals[0].dot(normals[segments]), -1, 1));
        theta /= segments;
        if (tangents[0].dot(vec.crossVectors(normals[0], normals[segments])) > 0) {
          theta = -theta;
        }
        for (i2 = 1; i2 <= segments; i2++) {
          normals[i2].applyMatrix4(mat.makeRotationAxis(tangents[i2], theta * i2));
          binormals[i2].crossVectors(tangents[i2], normals[i2]);
        }
      }
      return {
        tangents,
        normals,
        binormals
      };
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(source) {
      this.arcLengthDivisions = source.arcLengthDivisions;
      return this;
    },
    toJSON: function() {
      var data = {
        metadata: {
          version: 4.5,
          type: "Curve",
          generator: "Curve.toJSON"
        }
      };
      data.arcLengthDivisions = this.arcLengthDivisions;
      data.type = this.type;
      return data;
    },
    fromJSON: function(json) {
      this.arcLengthDivisions = json.arcLengthDivisions;
      return this;
    }
  });
  function EllipseCurve(aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation) {
    Curve.call(this);
    this.type = "EllipseCurve";
    this.aX = aX || 0;
    this.aY = aY || 0;
    this.xRadius = xRadius || 1;
    this.yRadius = yRadius || 1;
    this.aStartAngle = aStartAngle || 0;
    this.aEndAngle = aEndAngle || 2 * Math.PI;
    this.aClockwise = aClockwise || false;
    this.aRotation = aRotation || 0;
  }
  EllipseCurve.prototype = Object.create(Curve.prototype);
  EllipseCurve.prototype.constructor = EllipseCurve;
  EllipseCurve.prototype.isEllipseCurve = true;
  EllipseCurve.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector2();
    var twoPi = Math.PI * 2;
    var deltaAngle = this.aEndAngle - this.aStartAngle;
    var samePoints = Math.abs(deltaAngle) < Number.EPSILON;
    while (deltaAngle < 0)
      deltaAngle += twoPi;
    while (deltaAngle > twoPi)
      deltaAngle -= twoPi;
    if (deltaAngle < Number.EPSILON) {
      if (samePoints) {
        deltaAngle = 0;
      } else {
        deltaAngle = twoPi;
      }
    }
    if (this.aClockwise === true && !samePoints) {
      if (deltaAngle === twoPi) {
        deltaAngle = -twoPi;
      } else {
        deltaAngle = deltaAngle - twoPi;
      }
    }
    var angle = this.aStartAngle + t * deltaAngle;
    var x = this.aX + this.xRadius * Math.cos(angle);
    var y = this.aY + this.yRadius * Math.sin(angle);
    if (this.aRotation !== 0) {
      var cos = Math.cos(this.aRotation);
      var sin = Math.sin(this.aRotation);
      var tx = x - this.aX;
      var ty = y - this.aY;
      x = tx * cos - ty * sin + this.aX;
      y = tx * sin + ty * cos + this.aY;
    }
    return point.set(x, y);
  };
  EllipseCurve.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.aX = source.aX;
    this.aY = source.aY;
    this.xRadius = source.xRadius;
    this.yRadius = source.yRadius;
    this.aStartAngle = source.aStartAngle;
    this.aEndAngle = source.aEndAngle;
    this.aClockwise = source.aClockwise;
    this.aRotation = source.aRotation;
    return this;
  };
  EllipseCurve.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.aX = this.aX;
    data.aY = this.aY;
    data.xRadius = this.xRadius;
    data.yRadius = this.yRadius;
    data.aStartAngle = this.aStartAngle;
    data.aEndAngle = this.aEndAngle;
    data.aClockwise = this.aClockwise;
    data.aRotation = this.aRotation;
    return data;
  };
  EllipseCurve.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.aX = json.aX;
    this.aY = json.aY;
    this.xRadius = json.xRadius;
    this.yRadius = json.yRadius;
    this.aStartAngle = json.aStartAngle;
    this.aEndAngle = json.aEndAngle;
    this.aClockwise = json.aClockwise;
    this.aRotation = json.aRotation;
    return this;
  };
  function ArcCurve(aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise) {
    EllipseCurve.call(this, aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise);
    this.type = "ArcCurve";
  }
  ArcCurve.prototype = Object.create(EllipseCurve.prototype);
  ArcCurve.prototype.constructor = ArcCurve;
  ArcCurve.prototype.isArcCurve = true;
  function CubicPoly() {
    var c0 = 0, c1 = 0, c2 = 0, c3 = 0;
    function init2(x0, x1, t0, t1) {
      c0 = x0;
      c1 = t0;
      c2 = -3 * x0 + 3 * x1 - 2 * t0 - t1;
      c3 = 2 * x0 - 2 * x1 + t0 + t1;
    }
    return {
      initCatmullRom: function(x0, x1, x2, x3, tension) {
        init2(x1, x2, tension * (x2 - x0), tension * (x3 - x1));
      },
      initNonuniformCatmullRom: function(x0, x1, x2, x3, dt0, dt1, dt2) {
        var t1 = (x1 - x0) / dt0 - (x2 - x0) / (dt0 + dt1) + (x2 - x1) / dt1;
        var t2 = (x2 - x1) / dt1 - (x3 - x1) / (dt1 + dt2) + (x3 - x2) / dt2;
        t1 *= dt1;
        t2 *= dt1;
        init2(x1, x2, t1, t2);
      },
      calc: function(t) {
        var t2 = t * t;
        var t3 = t2 * t;
        return c0 + c1 * t + c2 * t2 + c3 * t3;
      }
    };
  }
  var tmp = new Vector3();
  var px = new CubicPoly(), py = new CubicPoly(), pz = new CubicPoly();
  function CatmullRomCurve3(points, closed, curveType, tension) {
    Curve.call(this);
    this.type = "CatmullRomCurve3";
    this.points = points || [];
    this.closed = closed || false;
    this.curveType = curveType || "centripetal";
    this.tension = tension || 0.5;
  }
  CatmullRomCurve3.prototype = Object.create(Curve.prototype);
  CatmullRomCurve3.prototype.constructor = CatmullRomCurve3;
  CatmullRomCurve3.prototype.isCatmullRomCurve3 = true;
  CatmullRomCurve3.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector3();
    var points = this.points;
    var l = points.length;
    var p = (l - (this.closed ? 0 : 1)) * t;
    var intPoint = Math.floor(p);
    var weight = p - intPoint;
    if (this.closed) {
      intPoint += intPoint > 0 ? 0 : (Math.floor(Math.abs(intPoint) / l) + 1) * l;
    } else if (weight === 0 && intPoint === l - 1) {
      intPoint = l - 2;
      weight = 1;
    }
    var p0, p1, p2, p3;
    if (this.closed || intPoint > 0) {
      p0 = points[(intPoint - 1) % l];
    } else {
      tmp.subVectors(points[0], points[1]).add(points[0]);
      p0 = tmp;
    }
    p1 = points[intPoint % l];
    p2 = points[(intPoint + 1) % l];
    if (this.closed || intPoint + 2 < l) {
      p3 = points[(intPoint + 2) % l];
    } else {
      tmp.subVectors(points[l - 1], points[l - 2]).add(points[l - 1]);
      p3 = tmp;
    }
    if (this.curveType === "centripetal" || this.curveType === "chordal") {
      var pow = this.curveType === "chordal" ? 0.5 : 0.25;
      var dt0 = Math.pow(p0.distanceToSquared(p1), pow);
      var dt1 = Math.pow(p1.distanceToSquared(p2), pow);
      var dt2 = Math.pow(p2.distanceToSquared(p3), pow);
      if (dt1 < 1e-4)
        dt1 = 1;
      if (dt0 < 1e-4)
        dt0 = dt1;
      if (dt2 < 1e-4)
        dt2 = dt1;
      px.initNonuniformCatmullRom(p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2);
      py.initNonuniformCatmullRom(p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2);
      pz.initNonuniformCatmullRom(p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2);
    } else if (this.curveType === "catmullrom") {
      px.initCatmullRom(p0.x, p1.x, p2.x, p3.x, this.tension);
      py.initCatmullRom(p0.y, p1.y, p2.y, p3.y, this.tension);
      pz.initCatmullRom(p0.z, p1.z, p2.z, p3.z, this.tension);
    }
    point.set(
      px.calc(weight),
      py.calc(weight),
      pz.calc(weight)
    );
    return point;
  };
  CatmullRomCurve3.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.points = [];
    for (var i2 = 0, l = source.points.length; i2 < l; i2++) {
      var point = source.points[i2];
      this.points.push(point.clone());
    }
    this.closed = source.closed;
    this.curveType = source.curveType;
    this.tension = source.tension;
    return this;
  };
  CatmullRomCurve3.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.points = [];
    for (var i2 = 0, l = this.points.length; i2 < l; i2++) {
      var point = this.points[i2];
      data.points.push(point.toArray());
    }
    data.closed = this.closed;
    data.curveType = this.curveType;
    data.tension = this.tension;
    return data;
  };
  CatmullRomCurve3.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.points = [];
    for (var i2 = 0, l = json.points.length; i2 < l; i2++) {
      var point = json.points[i2];
      this.points.push(new Vector3().fromArray(point));
    }
    this.closed = json.closed;
    this.curveType = json.curveType;
    this.tension = json.tension;
    return this;
  };
  function CatmullRom(t, p0, p1, p2, p3) {
    var v0 = (p2 - p0) * 0.5;
    var v1 = (p3 - p1) * 0.5;
    var t2 = t * t;
    var t3 = t * t2;
    return (2 * p1 - 2 * p2 + v0 + v1) * t3 + (-3 * p1 + 3 * p2 - 2 * v0 - v1) * t2 + v0 * t + p1;
  }
  function QuadraticBezierP0(t, p) {
    var k = 1 - t;
    return k * k * p;
  }
  function QuadraticBezierP1(t, p) {
    return 2 * (1 - t) * t * p;
  }
  function QuadraticBezierP2(t, p) {
    return t * t * p;
  }
  function QuadraticBezier(t, p0, p1, p2) {
    return QuadraticBezierP0(t, p0) + QuadraticBezierP1(t, p1) + QuadraticBezierP2(t, p2);
  }
  function CubicBezierP0(t, p) {
    var k = 1 - t;
    return k * k * k * p;
  }
  function CubicBezierP1(t, p) {
    var k = 1 - t;
    return 3 * k * k * t * p;
  }
  function CubicBezierP2(t, p) {
    return 3 * (1 - t) * t * t * p;
  }
  function CubicBezierP3(t, p) {
    return t * t * t * p;
  }
  function CubicBezier(t, p0, p1, p2, p3) {
    return CubicBezierP0(t, p0) + CubicBezierP1(t, p1) + CubicBezierP2(t, p2) + CubicBezierP3(t, p3);
  }
  function CubicBezierCurve(v0, v1, v2, v3) {
    Curve.call(this);
    this.type = "CubicBezierCurve";
    this.v0 = v0 || new Vector2();
    this.v1 = v1 || new Vector2();
    this.v2 = v2 || new Vector2();
    this.v3 = v3 || new Vector2();
  }
  CubicBezierCurve.prototype = Object.create(Curve.prototype);
  CubicBezierCurve.prototype.constructor = CubicBezierCurve;
  CubicBezierCurve.prototype.isCubicBezierCurve = true;
  CubicBezierCurve.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector2();
    var v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;
    point.set(
      CubicBezier(t, v0.x, v1.x, v2.x, v3.x),
      CubicBezier(t, v0.y, v1.y, v2.y, v3.y)
    );
    return point;
  };
  CubicBezierCurve.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v0.copy(source.v0);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    this.v3.copy(source.v3);
    return this;
  };
  CubicBezierCurve.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v0 = this.v0.toArray();
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    data.v3 = this.v3.toArray();
    return data;
  };
  CubicBezierCurve.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v0.fromArray(json.v0);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    this.v3.fromArray(json.v3);
    return this;
  };
  function CubicBezierCurve3(v0, v1, v2, v3) {
    Curve.call(this);
    this.type = "CubicBezierCurve3";
    this.v0 = v0 || new Vector3();
    this.v1 = v1 || new Vector3();
    this.v2 = v2 || new Vector3();
    this.v3 = v3 || new Vector3();
  }
  CubicBezierCurve3.prototype = Object.create(Curve.prototype);
  CubicBezierCurve3.prototype.constructor = CubicBezierCurve3;
  CubicBezierCurve3.prototype.isCubicBezierCurve3 = true;
  CubicBezierCurve3.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector3();
    var v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;
    point.set(
      CubicBezier(t, v0.x, v1.x, v2.x, v3.x),
      CubicBezier(t, v0.y, v1.y, v2.y, v3.y),
      CubicBezier(t, v0.z, v1.z, v2.z, v3.z)
    );
    return point;
  };
  CubicBezierCurve3.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v0.copy(source.v0);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    this.v3.copy(source.v3);
    return this;
  };
  CubicBezierCurve3.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v0 = this.v0.toArray();
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    data.v3 = this.v3.toArray();
    return data;
  };
  CubicBezierCurve3.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v0.fromArray(json.v0);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    this.v3.fromArray(json.v3);
    return this;
  };
  function LineCurve(v1, v2) {
    Curve.call(this);
    this.type = "LineCurve";
    this.v1 = v1 || new Vector2();
    this.v2 = v2 || new Vector2();
  }
  LineCurve.prototype = Object.create(Curve.prototype);
  LineCurve.prototype.constructor = LineCurve;
  LineCurve.prototype.isLineCurve = true;
  LineCurve.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector2();
    if (t === 1) {
      point.copy(this.v2);
    } else {
      point.copy(this.v2).sub(this.v1);
      point.multiplyScalar(t).add(this.v1);
    }
    return point;
  };
  LineCurve.prototype.getPointAt = function(u, optionalTarget) {
    return this.getPoint(u, optionalTarget);
  };
  LineCurve.prototype.getTangent = function() {
    var tangent = this.v2.clone().sub(this.v1);
    return tangent.normalize();
  };
  LineCurve.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    return this;
  };
  LineCurve.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    return data;
  };
  LineCurve.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    return this;
  };
  function LineCurve3(v1, v2) {
    Curve.call(this);
    this.type = "LineCurve3";
    this.v1 = v1 || new Vector3();
    this.v2 = v2 || new Vector3();
  }
  LineCurve3.prototype = Object.create(Curve.prototype);
  LineCurve3.prototype.constructor = LineCurve3;
  LineCurve3.prototype.isLineCurve3 = true;
  LineCurve3.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector3();
    if (t === 1) {
      point.copy(this.v2);
    } else {
      point.copy(this.v2).sub(this.v1);
      point.multiplyScalar(t).add(this.v1);
    }
    return point;
  };
  LineCurve3.prototype.getPointAt = function(u, optionalTarget) {
    return this.getPoint(u, optionalTarget);
  };
  LineCurve3.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    return this;
  };
  LineCurve3.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    return data;
  };
  LineCurve3.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    return this;
  };
  function QuadraticBezierCurve(v0, v1, v2) {
    Curve.call(this);
    this.type = "QuadraticBezierCurve";
    this.v0 = v0 || new Vector2();
    this.v1 = v1 || new Vector2();
    this.v2 = v2 || new Vector2();
  }
  QuadraticBezierCurve.prototype = Object.create(Curve.prototype);
  QuadraticBezierCurve.prototype.constructor = QuadraticBezierCurve;
  QuadraticBezierCurve.prototype.isQuadraticBezierCurve = true;
  QuadraticBezierCurve.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector2();
    var v0 = this.v0, v1 = this.v1, v2 = this.v2;
    point.set(
      QuadraticBezier(t, v0.x, v1.x, v2.x),
      QuadraticBezier(t, v0.y, v1.y, v2.y)
    );
    return point;
  };
  QuadraticBezierCurve.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v0.copy(source.v0);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    return this;
  };
  QuadraticBezierCurve.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v0 = this.v0.toArray();
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    return data;
  };
  QuadraticBezierCurve.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v0.fromArray(json.v0);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    return this;
  };
  function QuadraticBezierCurve3(v0, v1, v2) {
    Curve.call(this);
    this.type = "QuadraticBezierCurve3";
    this.v0 = v0 || new Vector3();
    this.v1 = v1 || new Vector3();
    this.v2 = v2 || new Vector3();
  }
  QuadraticBezierCurve3.prototype = Object.create(Curve.prototype);
  QuadraticBezierCurve3.prototype.constructor = QuadraticBezierCurve3;
  QuadraticBezierCurve3.prototype.isQuadraticBezierCurve3 = true;
  QuadraticBezierCurve3.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector3();
    var v0 = this.v0, v1 = this.v1, v2 = this.v2;
    point.set(
      QuadraticBezier(t, v0.x, v1.x, v2.x),
      QuadraticBezier(t, v0.y, v1.y, v2.y),
      QuadraticBezier(t, v0.z, v1.z, v2.z)
    );
    return point;
  };
  QuadraticBezierCurve3.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.v0.copy(source.v0);
    this.v1.copy(source.v1);
    this.v2.copy(source.v2);
    return this;
  };
  QuadraticBezierCurve3.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.v0 = this.v0.toArray();
    data.v1 = this.v1.toArray();
    data.v2 = this.v2.toArray();
    return data;
  };
  QuadraticBezierCurve3.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.v0.fromArray(json.v0);
    this.v1.fromArray(json.v1);
    this.v2.fromArray(json.v2);
    return this;
  };
  function SplineCurve(points) {
    Curve.call(this);
    this.type = "SplineCurve";
    this.points = points || [];
  }
  SplineCurve.prototype = Object.create(Curve.prototype);
  SplineCurve.prototype.constructor = SplineCurve;
  SplineCurve.prototype.isSplineCurve = true;
  SplineCurve.prototype.getPoint = function(t, optionalTarget) {
    var point = optionalTarget || new Vector2();
    var points = this.points;
    var p = (points.length - 1) * t;
    var intPoint = Math.floor(p);
    var weight = p - intPoint;
    var p0 = points[intPoint === 0 ? intPoint : intPoint - 1];
    var p1 = points[intPoint];
    var p2 = points[intPoint > points.length - 2 ? points.length - 1 : intPoint + 1];
    var p3 = points[intPoint > points.length - 3 ? points.length - 1 : intPoint + 2];
    point.set(
      CatmullRom(weight, p0.x, p1.x, p2.x, p3.x),
      CatmullRom(weight, p0.y, p1.y, p2.y, p3.y)
    );
    return point;
  };
  SplineCurve.prototype.copy = function(source) {
    Curve.prototype.copy.call(this, source);
    this.points = [];
    for (var i2 = 0, l = source.points.length; i2 < l; i2++) {
      var point = source.points[i2];
      this.points.push(point.clone());
    }
    return this;
  };
  SplineCurve.prototype.toJSON = function() {
    var data = Curve.prototype.toJSON.call(this);
    data.points = [];
    for (var i2 = 0, l = this.points.length; i2 < l; i2++) {
      var point = this.points[i2];
      data.points.push(point.toArray());
    }
    return data;
  };
  SplineCurve.prototype.fromJSON = function(json) {
    Curve.prototype.fromJSON.call(this, json);
    this.points = [];
    for (var i2 = 0, l = json.points.length; i2 < l; i2++) {
      var point = json.points[i2];
      this.points.push(new Vector2().fromArray(point));
    }
    return this;
  };
  var Curves = /* @__PURE__ */ Object.freeze({
    __proto__: null,
    ArcCurve,
    CatmullRomCurve3,
    CubicBezierCurve,
    CubicBezierCurve3,
    EllipseCurve,
    LineCurve,
    LineCurve3,
    QuadraticBezierCurve,
    QuadraticBezierCurve3,
    SplineCurve
  });
  function CurvePath() {
    Curve.call(this);
    this.type = "CurvePath";
    this.curves = [];
    this.autoClose = false;
  }
  CurvePath.prototype = Object.assign(Object.create(Curve.prototype), {
    constructor: CurvePath,
    add: function(curve) {
      this.curves.push(curve);
    },
    closePath: function() {
      var startPoint = this.curves[0].getPoint(0);
      var endPoint = this.curves[this.curves.length - 1].getPoint(1);
      if (!startPoint.equals(endPoint)) {
        this.curves.push(new LineCurve(endPoint, startPoint));
      }
    },
    // To get accurate point with reference to
    // entire path distance at time t,
    // following has to be done:
    // 1. Length of each sub path have to be known
    // 2. Locate and identify type of curve
    // 3. Get t for the curve
    // 4. Return curve.getPointAt(t')
    getPoint: function(t) {
      var d = t * this.getLength();
      var curveLengths = this.getCurveLengths();
      var i2 = 0;
      while (i2 < curveLengths.length) {
        if (curveLengths[i2] >= d) {
          var diff = curveLengths[i2] - d;
          var curve = this.curves[i2];
          var segmentLength = curve.getLength();
          var u = segmentLength === 0 ? 0 : 1 - diff / segmentLength;
          return curve.getPointAt(u);
        }
        i2++;
      }
      return null;
    },
    // We cannot use the default THREE.Curve getPoint() with getLength() because in
    // THREE.Curve, getLength() depends on getPoint() but in THREE.CurvePath
    // getPoint() depends on getLength
    getLength: function() {
      var lens = this.getCurveLengths();
      return lens[lens.length - 1];
    },
    // cacheLengths must be recalculated.
    updateArcLengths: function() {
      this.needsUpdate = true;
      this.cacheLengths = null;
      this.getCurveLengths();
    },
    // Compute lengths and cache them
    // We cannot overwrite getLengths() because UtoT mapping uses it.
    getCurveLengths: function() {
      if (this.cacheLengths && this.cacheLengths.length === this.curves.length) {
        return this.cacheLengths;
      }
      var lengths = [], sums = 0;
      for (var i2 = 0, l = this.curves.length; i2 < l; i2++) {
        sums += this.curves[i2].getLength();
        lengths.push(sums);
      }
      this.cacheLengths = lengths;
      return lengths;
    },
    getSpacedPoints: function(divisions) {
      if (divisions === void 0)
        divisions = 40;
      var points = [];
      for (var i2 = 0; i2 <= divisions; i2++) {
        points.push(this.getPoint(i2 / divisions));
      }
      if (this.autoClose) {
        points.push(points[0]);
      }
      return points;
    },
    getPoints: function(divisions) {
      divisions = divisions || 12;
      var points = [], last;
      for (var i2 = 0, curves = this.curves; i2 < curves.length; i2++) {
        var curve = curves[i2];
        var resolution = curve && curve.isEllipseCurve ? divisions * 2 : curve && (curve.isLineCurve || curve.isLineCurve3) ? 1 : curve && curve.isSplineCurve ? divisions * curve.points.length : divisions;
        var pts = curve.getPoints(resolution);
        for (var j = 0; j < pts.length; j++) {
          var point = pts[j];
          if (last && last.equals(point))
            continue;
          points.push(point);
          last = point;
        }
      }
      if (this.autoClose && points.length > 1 && !points[points.length - 1].equals(points[0])) {
        points.push(points[0]);
      }
      return points;
    },
    copy: function(source) {
      Curve.prototype.copy.call(this, source);
      this.curves = [];
      for (var i2 = 0, l = source.curves.length; i2 < l; i2++) {
        var curve = source.curves[i2];
        this.curves.push(curve.clone());
      }
      this.autoClose = source.autoClose;
      return this;
    },
    toJSON: function() {
      var data = Curve.prototype.toJSON.call(this);
      data.autoClose = this.autoClose;
      data.curves = [];
      for (var i2 = 0, l = this.curves.length; i2 < l; i2++) {
        var curve = this.curves[i2];
        data.curves.push(curve.toJSON());
      }
      return data;
    },
    fromJSON: function(json) {
      Curve.prototype.fromJSON.call(this, json);
      this.autoClose = json.autoClose;
      this.curves = [];
      for (var i2 = 0, l = json.curves.length; i2 < l; i2++) {
        var curve = json.curves[i2];
        this.curves.push(new Curves[curve.type]().fromJSON(curve));
      }
      return this;
    }
  });
  function Path(points) {
    CurvePath.call(this);
    this.type = "Path";
    this.currentPoint = new Vector2();
    if (points) {
      this.setFromPoints(points);
    }
  }
  Path.prototype = Object.assign(Object.create(CurvePath.prototype), {
    constructor: Path,
    setFromPoints: function(points) {
      this.moveTo(points[0].x, points[0].y);
      for (var i2 = 1, l = points.length; i2 < l; i2++) {
        this.lineTo(points[i2].x, points[i2].y);
      }
      return this;
    },
    moveTo: function(x, y) {
      this.currentPoint.set(x, y);
      return this;
    },
    lineTo: function(x, y) {
      var curve = new LineCurve(this.currentPoint.clone(), new Vector2(x, y));
      this.curves.push(curve);
      this.currentPoint.set(x, y);
      return this;
    },
    quadraticCurveTo: function(aCPx, aCPy, aX, aY) {
      var curve = new QuadraticBezierCurve(
        this.currentPoint.clone(),
        new Vector2(aCPx, aCPy),
        new Vector2(aX, aY)
      );
      this.curves.push(curve);
      this.currentPoint.set(aX, aY);
      return this;
    },
    bezierCurveTo: function(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY) {
      var curve = new CubicBezierCurve(
        this.currentPoint.clone(),
        new Vector2(aCP1x, aCP1y),
        new Vector2(aCP2x, aCP2y),
        new Vector2(aX, aY)
      );
      this.curves.push(curve);
      this.currentPoint.set(aX, aY);
      return this;
    },
    splineThru: function(pts) {
      var npts = [this.currentPoint.clone()].concat(pts);
      var curve = new SplineCurve(npts);
      this.curves.push(curve);
      this.currentPoint.copy(pts[pts.length - 1]);
      return this;
    },
    arc: function(aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise) {
      var x0 = this.currentPoint.x;
      var y0 = this.currentPoint.y;
      this.absarc(
        aX + x0,
        aY + y0,
        aRadius,
        aStartAngle,
        aEndAngle,
        aClockwise
      );
      return this;
    },
    absarc: function(aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise) {
      this.absellipse(aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise);
      return this;
    },
    ellipse: function(aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation) {
      var x0 = this.currentPoint.x;
      var y0 = this.currentPoint.y;
      this.absellipse(aX + x0, aY + y0, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation);
      return this;
    },
    absellipse: function(aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation) {
      var curve = new EllipseCurve(aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation);
      if (this.curves.length > 0) {
        var firstPoint = curve.getPoint(0);
        if (!firstPoint.equals(this.currentPoint)) {
          this.lineTo(firstPoint.x, firstPoint.y);
        }
      }
      this.curves.push(curve);
      var lastPoint = curve.getPoint(1);
      this.currentPoint.copy(lastPoint);
      return this;
    },
    copy: function(source) {
      CurvePath.prototype.copy.call(this, source);
      this.currentPoint.copy(source.currentPoint);
      return this;
    },
    toJSON: function() {
      var data = CurvePath.prototype.toJSON.call(this);
      data.currentPoint = this.currentPoint.toArray();
      return data;
    },
    fromJSON: function(json) {
      CurvePath.prototype.fromJSON.call(this, json);
      this.currentPoint.fromArray(json.currentPoint);
      return this;
    }
  });
  function Shape(points) {
    Path.call(this, points);
    this.uuid = MathUtils.generateUUID();
    this.type = "Shape";
    this.holes = [];
  }
  Shape.prototype = Object.assign(Object.create(Path.prototype), {
    constructor: Shape,
    getPointsHoles: function(divisions) {
      var holesPts = [];
      for (var i2 = 0, l = this.holes.length; i2 < l; i2++) {
        holesPts[i2] = this.holes[i2].getPoints(divisions);
      }
      return holesPts;
    },
    // get points of shape and holes (keypoints based on segments parameter)
    extractPoints: function(divisions) {
      return {
        shape: this.getPoints(divisions),
        holes: this.getPointsHoles(divisions)
      };
    },
    copy: function(source) {
      Path.prototype.copy.call(this, source);
      this.holes = [];
      for (var i2 = 0, l = source.holes.length; i2 < l; i2++) {
        var hole = source.holes[i2];
        this.holes.push(hole.clone());
      }
      return this;
    },
    toJSON: function() {
      var data = Path.prototype.toJSON.call(this);
      data.uuid = this.uuid;
      data.holes = [];
      for (var i2 = 0, l = this.holes.length; i2 < l; i2++) {
        var hole = this.holes[i2];
        data.holes.push(hole.toJSON());
      }
      return data;
    },
    fromJSON: function(json) {
      Path.prototype.fromJSON.call(this, json);
      this.uuid = json.uuid;
      this.holes = [];
      for (var i2 = 0, l = json.holes.length; i2 < l; i2++) {
        var hole = json.holes[i2];
        this.holes.push(new Path().fromJSON(hole));
      }
      return this;
    }
  });
  function Light(color, intensity) {
    Object3D.call(this);
    this.type = "Light";
    this.color = new Color(color);
    this.intensity = intensity !== void 0 ? intensity : 1;
    this.receiveShadow = void 0;
  }
  Light.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Light,
    isLight: true,
    copy: function(source) {
      Object3D.prototype.copy.call(this, source);
      this.color.copy(source.color);
      this.intensity = source.intensity;
      return this;
    },
    toJSON: function(meta) {
      var data = Object3D.prototype.toJSON.call(this, meta);
      data.object.color = this.color.getHex();
      data.object.intensity = this.intensity;
      if (this.groundColor !== void 0)
        data.object.groundColor = this.groundColor.getHex();
      if (this.distance !== void 0)
        data.object.distance = this.distance;
      if (this.angle !== void 0)
        data.object.angle = this.angle;
      if (this.decay !== void 0)
        data.object.decay = this.decay;
      if (this.penumbra !== void 0)
        data.object.penumbra = this.penumbra;
      if (this.shadow !== void 0)
        data.object.shadow = this.shadow.toJSON();
      return data;
    }
  });
  function HemisphereLight(skyColor, groundColor, intensity) {
    Light.call(this, skyColor, intensity);
    this.type = "HemisphereLight";
    this.castShadow = void 0;
    this.position.copy(Object3D.DefaultUp);
    this.updateMatrix();
    this.groundColor = new Color(groundColor);
  }
  HemisphereLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: HemisphereLight,
    isHemisphereLight: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.groundColor.copy(source.groundColor);
      return this;
    }
  });
  function LightShadow(camera) {
    this.camera = camera;
    this.bias = 0;
    this.radius = 1;
    this.mapSize = new Vector2(512, 512);
    this.map = null;
    this.mapPass = null;
    this.matrix = new Matrix4();
    this._frustum = new Frustum();
    this._frameExtents = new Vector2(1, 1);
    this._viewportCount = 1;
    this._viewports = [
      new Vector4(0, 0, 1, 1)
    ];
  }
  Object.assign(LightShadow.prototype, {
    _projScreenMatrix: new Matrix4(),
    _lightPositionWorld: new Vector3(),
    _lookTarget: new Vector3(),
    getViewportCount: function() {
      return this._viewportCount;
    },
    getFrustum: function() {
      return this._frustum;
    },
    updateMatrices: function(light) {
      var shadowCamera = this.camera, shadowMatrix = this.matrix, projScreenMatrix = this._projScreenMatrix, lookTarget = this._lookTarget, lightPositionWorld = this._lightPositionWorld;
      lightPositionWorld.setFromMatrixPosition(light.matrixWorld);
      shadowCamera.position.copy(lightPositionWorld);
      lookTarget.setFromMatrixPosition(light.target.matrixWorld);
      shadowCamera.lookAt(lookTarget);
      shadowCamera.updateMatrixWorld();
      projScreenMatrix.multiplyMatrices(shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse);
      this._frustum.setFromProjectionMatrix(projScreenMatrix);
      shadowMatrix.set(
        0.5,
        0,
        0,
        0.5,
        0,
        0.5,
        0,
        0.5,
        0,
        0,
        0.5,
        0.5,
        0,
        0,
        0,
        1
      );
      shadowMatrix.multiply(shadowCamera.projectionMatrix);
      shadowMatrix.multiply(shadowCamera.matrixWorldInverse);
    },
    getViewport: function(viewportIndex) {
      return this._viewports[viewportIndex];
    },
    getFrameExtents: function() {
      return this._frameExtents;
    },
    copy: function(source) {
      this.camera = source.camera.clone();
      this.bias = source.bias;
      this.radius = source.radius;
      this.mapSize.copy(source.mapSize);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    toJSON: function() {
      var object = {};
      if (this.bias !== 0)
        object.bias = this.bias;
      if (this.radius !== 1)
        object.radius = this.radius;
      if (this.mapSize.x !== 512 || this.mapSize.y !== 512)
        object.mapSize = this.mapSize.toArray();
      object.camera = this.camera.toJSON(false).object;
      delete object.camera.matrix;
      return object;
    }
  });
  function SpotLightShadow() {
    LightShadow.call(this, new PerspectiveCamera(50, 1, 0.5, 500));
  }
  SpotLightShadow.prototype = Object.assign(Object.create(LightShadow.prototype), {
    constructor: SpotLightShadow,
    isSpotLightShadow: true,
    updateMatrices: function(light) {
      var camera = this.camera;
      var fov2 = MathUtils.RAD2DEG * 2 * light.angle;
      var aspect2 = this.mapSize.width / this.mapSize.height;
      var far = light.distance || camera.far;
      if (fov2 !== camera.fov || aspect2 !== camera.aspect || far !== camera.far) {
        camera.fov = fov2;
        camera.aspect = aspect2;
        camera.far = far;
        camera.updateProjectionMatrix();
      }
      LightShadow.prototype.updateMatrices.call(this, light);
    }
  });
  function SpotLight(color, intensity, distance, angle, penumbra, decay) {
    Light.call(this, color, intensity);
    this.type = "SpotLight";
    this.position.copy(Object3D.DefaultUp);
    this.updateMatrix();
    this.target = new Object3D();
    Object.defineProperty(this, "power", {
      get: function() {
        return this.intensity * Math.PI;
      },
      set: function(power) {
        this.intensity = power / Math.PI;
      }
    });
    this.distance = distance !== void 0 ? distance : 0;
    this.angle = angle !== void 0 ? angle : Math.PI / 3;
    this.penumbra = penumbra !== void 0 ? penumbra : 0;
    this.decay = decay !== void 0 ? decay : 1;
    this.shadow = new SpotLightShadow();
  }
  SpotLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: SpotLight,
    isSpotLight: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.distance = source.distance;
      this.angle = source.angle;
      this.penumbra = source.penumbra;
      this.decay = source.decay;
      this.target = source.target.clone();
      this.shadow = source.shadow.clone();
      return this;
    }
  });
  function PointLightShadow() {
    LightShadow.call(this, new PerspectiveCamera(90, 1, 0.5, 500));
    this._frameExtents = new Vector2(4, 2);
    this._viewportCount = 6;
    this._viewports = [
      // These viewports map a cube-map onto a 2D texture with the
      // following orientation:
      //
      //  xzXZ
      //   y Y
      //
      // X - Positive x direction
      // x - Negative x direction
      // Y - Positive y direction
      // y - Negative y direction
      // Z - Positive z direction
      // z - Negative z direction
      // positive X
      new Vector4(2, 1, 1, 1),
      // negative X
      new Vector4(0, 1, 1, 1),
      // positive Z
      new Vector4(3, 1, 1, 1),
      // negative Z
      new Vector4(1, 1, 1, 1),
      // positive Y
      new Vector4(3, 0, 1, 1),
      // negative Y
      new Vector4(1, 0, 1, 1)
    ];
    this._cubeDirections = [
      new Vector3(1, 0, 0),
      new Vector3(-1, 0, 0),
      new Vector3(0, 0, 1),
      new Vector3(0, 0, -1),
      new Vector3(0, 1, 0),
      new Vector3(0, -1, 0)
    ];
    this._cubeUps = [
      new Vector3(0, 1, 0),
      new Vector3(0, 1, 0),
      new Vector3(0, 1, 0),
      new Vector3(0, 1, 0),
      new Vector3(0, 0, 1),
      new Vector3(0, 0, -1)
    ];
  }
  PointLightShadow.prototype = Object.assign(Object.create(LightShadow.prototype), {
    constructor: PointLightShadow,
    isPointLightShadow: true,
    updateMatrices: function(light, viewportIndex) {
      if (viewportIndex === void 0)
        viewportIndex = 0;
      var camera = this.camera, shadowMatrix = this.matrix, lightPositionWorld = this._lightPositionWorld, lookTarget = this._lookTarget, projScreenMatrix = this._projScreenMatrix;
      lightPositionWorld.setFromMatrixPosition(light.matrixWorld);
      camera.position.copy(lightPositionWorld);
      lookTarget.copy(camera.position);
      lookTarget.add(this._cubeDirections[viewportIndex]);
      camera.up.copy(this._cubeUps[viewportIndex]);
      camera.lookAt(lookTarget);
      camera.updateMatrixWorld();
      shadowMatrix.makeTranslation(-lightPositionWorld.x, -lightPositionWorld.y, -lightPositionWorld.z);
      projScreenMatrix.multiplyMatrices(camera.projectionMatrix, camera.matrixWorldInverse);
      this._frustum.setFromProjectionMatrix(projScreenMatrix);
    }
  });
  function PointLight(color, intensity, distance, decay) {
    Light.call(this, color, intensity);
    this.type = "PointLight";
    Object.defineProperty(this, "power", {
      get: function() {
        return this.intensity * 4 * Math.PI;
      },
      set: function(power) {
        this.intensity = power / (4 * Math.PI);
      }
    });
    this.distance = distance !== void 0 ? distance : 0;
    this.decay = decay !== void 0 ? decay : 1;
    this.shadow = new PointLightShadow();
  }
  PointLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: PointLight,
    isPointLight: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.distance = source.distance;
      this.decay = source.decay;
      this.shadow = source.shadow.clone();
      return this;
    }
  });
  function OrthographicCamera(left, right, top2, bottom, near, far) {
    Camera.call(this);
    this.type = "OrthographicCamera";
    this.zoom = 1;
    this.view = null;
    this.left = left !== void 0 ? left : -1;
    this.right = right !== void 0 ? right : 1;
    this.top = top2 !== void 0 ? top2 : 1;
    this.bottom = bottom !== void 0 ? bottom : -1;
    this.near = near !== void 0 ? near : 0.1;
    this.far = far !== void 0 ? far : 2e3;
    this.updateProjectionMatrix();
  }
  OrthographicCamera.prototype = Object.assign(Object.create(Camera.prototype), {
    constructor: OrthographicCamera,
    isOrthographicCamera: true,
    copy: function(source, recursive) {
      Camera.prototype.copy.call(this, source, recursive);
      this.left = source.left;
      this.right = source.right;
      this.top = source.top;
      this.bottom = source.bottom;
      this.near = source.near;
      this.far = source.far;
      this.zoom = source.zoom;
      this.view = source.view === null ? null : Object.assign({}, source.view);
      return this;
    },
    setViewOffset: function(fullWidth, fullHeight, x, y, width, height) {
      if (this.view === null) {
        this.view = {
          enabled: true,
          fullWidth: 1,
          fullHeight: 1,
          offsetX: 0,
          offsetY: 0,
          width: 1,
          height: 1
        };
      }
      this.view.enabled = true;
      this.view.fullWidth = fullWidth;
      this.view.fullHeight = fullHeight;
      this.view.offsetX = x;
      this.view.offsetY = y;
      this.view.width = width;
      this.view.height = height;
      this.updateProjectionMatrix();
    },
    clearViewOffset: function() {
      if (this.view !== null) {
        this.view.enabled = false;
      }
      this.updateProjectionMatrix();
    },
    updateProjectionMatrix: function() {
      var dx = (this.right - this.left) / (2 * this.zoom);
      var dy = (this.top - this.bottom) / (2 * this.zoom);
      var cx = (this.right + this.left) / 2;
      var cy = (this.top + this.bottom) / 2;
      var left = cx - dx;
      var right = cx + dx;
      var top2 = cy + dy;
      var bottom = cy - dy;
      if (this.view !== null && this.view.enabled) {
        var scaleW = (this.right - this.left) / this.view.fullWidth / this.zoom;
        var scaleH = (this.top - this.bottom) / this.view.fullHeight / this.zoom;
        left += scaleW * this.view.offsetX;
        right = left + scaleW * this.view.width;
        top2 -= scaleH * this.view.offsetY;
        bottom = top2 - scaleH * this.view.height;
      }
      this.projectionMatrix.makeOrthographic(left, right, top2, bottom, this.near, this.far);
      this.projectionMatrixInverse.getInverse(this.projectionMatrix);
    },
    toJSON: function(meta) {
      var data = Object3D.prototype.toJSON.call(this, meta);
      data.object.zoom = this.zoom;
      data.object.left = this.left;
      data.object.right = this.right;
      data.object.top = this.top;
      data.object.bottom = this.bottom;
      data.object.near = this.near;
      data.object.far = this.far;
      if (this.view !== null)
        data.object.view = Object.assign({}, this.view);
      return data;
    }
  });
  function DirectionalLightShadow() {
    LightShadow.call(this, new OrthographicCamera(-5, 5, 5, -5, 0.5, 500));
  }
  DirectionalLightShadow.prototype = Object.assign(Object.create(LightShadow.prototype), {
    constructor: DirectionalLightShadow,
    isDirectionalLightShadow: true,
    updateMatrices: function(light) {
      LightShadow.prototype.updateMatrices.call(this, light);
    }
  });
  function DirectionalLight(color, intensity) {
    Light.call(this, color, intensity);
    this.type = "DirectionalLight";
    this.position.copy(Object3D.DefaultUp);
    this.updateMatrix();
    this.target = new Object3D();
    this.shadow = new DirectionalLightShadow();
  }
  DirectionalLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: DirectionalLight,
    isDirectionalLight: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.target = source.target.clone();
      this.shadow = source.shadow.clone();
      return this;
    }
  });
  function AmbientLight(color, intensity) {
    Light.call(this, color, intensity);
    this.type = "AmbientLight";
    this.castShadow = void 0;
  }
  AmbientLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: AmbientLight,
    isAmbientLight: true
  });
  function RectAreaLight(color, intensity, width, height) {
    Light.call(this, color, intensity);
    this.type = "RectAreaLight";
    this.width = width !== void 0 ? width : 10;
    this.height = height !== void 0 ? height : 10;
  }
  RectAreaLight.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: RectAreaLight,
    isRectAreaLight: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.width = source.width;
      this.height = source.height;
      return this;
    },
    toJSON: function(meta) {
      var data = Light.prototype.toJSON.call(this, meta);
      data.object.width = this.width;
      data.object.height = this.height;
      return data;
    }
  });
  function MaterialLoader(manager) {
    Loader.call(this, manager);
    this.textures = {};
  }
  MaterialLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: MaterialLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var loader = new FileLoader(scope.manager);
      loader.setPath(scope.path);
      loader.load(url, function(text) {
        onLoad(scope.parse(JSON.parse(text)));
      }, onProgress, onError);
    },
    parse: function(json) {
      var textures = this.textures;
      function getTexture(name2) {
        if (textures[name2] === void 0) {
          console.warn("THREE.MaterialLoader: Undefined texture", name2);
        }
        return textures[name2];
      }
      var material = new Materials[json.type]();
      if (json.uuid !== void 0)
        material.uuid = json.uuid;
      if (json.name !== void 0)
        material.name = json.name;
      if (json.color !== void 0)
        material.color.setHex(json.color);
      if (json.roughness !== void 0)
        material.roughness = json.roughness;
      if (json.metalness !== void 0)
        material.metalness = json.metalness;
      if (json.sheen !== void 0)
        material.sheen = new Color().setHex(json.sheen);
      if (json.emissive !== void 0)
        material.emissive.setHex(json.emissive);
      if (json.specular !== void 0)
        material.specular.setHex(json.specular);
      if (json.shininess !== void 0)
        material.shininess = json.shininess;
      if (json.clearcoat !== void 0)
        material.clearcoat = json.clearcoat;
      if (json.clearcoatRoughness !== void 0)
        material.clearcoatRoughness = json.clearcoatRoughness;
      if (json.vertexColors !== void 0)
        material.vertexColors = json.vertexColors;
      if (json.fog !== void 0)
        material.fog = json.fog;
      if (json.flatShading !== void 0)
        material.flatShading = json.flatShading;
      if (json.blending !== void 0)
        material.blending = json.blending;
      if (json.combine !== void 0)
        material.combine = json.combine;
      if (json.side !== void 0)
        material.side = json.side;
      if (json.opacity !== void 0)
        material.opacity = json.opacity;
      if (json.transparent !== void 0)
        material.transparent = json.transparent;
      if (json.alphaTest !== void 0)
        material.alphaTest = json.alphaTest;
      if (json.depthTest !== void 0)
        material.depthTest = json.depthTest;
      if (json.depthWrite !== void 0)
        material.depthWrite = json.depthWrite;
      if (json.colorWrite !== void 0)
        material.colorWrite = json.colorWrite;
      if (json.stencilWrite !== void 0)
        material.stencilWrite = json.stencilWrite;
      if (json.stencilWriteMask !== void 0)
        material.stencilWriteMask = json.stencilWriteMask;
      if (json.stencilFunc !== void 0)
        material.stencilFunc = json.stencilFunc;
      if (json.stencilRef !== void 0)
        material.stencilRef = json.stencilRef;
      if (json.stencilFuncMask !== void 0)
        material.stencilFuncMask = json.stencilFuncMask;
      if (json.stencilFail !== void 0)
        material.stencilFail = json.stencilFail;
      if (json.stencilZFail !== void 0)
        material.stencilZFail = json.stencilZFail;
      if (json.stencilZPass !== void 0)
        material.stencilZPass = json.stencilZPass;
      if (json.wireframe !== void 0)
        material.wireframe = json.wireframe;
      if (json.wireframeLinewidth !== void 0)
        material.wireframeLinewidth = json.wireframeLinewidth;
      if (json.wireframeLinecap !== void 0)
        material.wireframeLinecap = json.wireframeLinecap;
      if (json.wireframeLinejoin !== void 0)
        material.wireframeLinejoin = json.wireframeLinejoin;
      if (json.rotation !== void 0)
        material.rotation = json.rotation;
      if (json.linewidth !== 1)
        material.linewidth = json.linewidth;
      if (json.dashSize !== void 0)
        material.dashSize = json.dashSize;
      if (json.gapSize !== void 0)
        material.gapSize = json.gapSize;
      if (json.scale !== void 0)
        material.scale = json.scale;
      if (json.polygonOffset !== void 0)
        material.polygonOffset = json.polygonOffset;
      if (json.polygonOffsetFactor !== void 0)
        material.polygonOffsetFactor = json.polygonOffsetFactor;
      if (json.polygonOffsetUnits !== void 0)
        material.polygonOffsetUnits = json.polygonOffsetUnits;
      if (json.skinning !== void 0)
        material.skinning = json.skinning;
      if (json.morphTargets !== void 0)
        material.morphTargets = json.morphTargets;
      if (json.morphNormals !== void 0)
        material.morphNormals = json.morphNormals;
      if (json.dithering !== void 0)
        material.dithering = json.dithering;
      if (json.visible !== void 0)
        material.visible = json.visible;
      if (json.toneMapped !== void 0)
        material.toneMapped = json.toneMapped;
      if (json.userData !== void 0)
        material.userData = json.userData;
      if (json.uniforms !== void 0) {
        for (var name in json.uniforms) {
          var uniform = json.uniforms[name];
          material.uniforms[name] = {};
          switch (uniform.type) {
            case "t":
              material.uniforms[name].value = getTexture(uniform.value);
              break;
            case "c":
              material.uniforms[name].value = new Color().setHex(uniform.value);
              break;
            case "v2":
              material.uniforms[name].value = new Vector2().fromArray(uniform.value);
              break;
            case "v3":
              material.uniforms[name].value = new Vector3().fromArray(uniform.value);
              break;
            case "v4":
              material.uniforms[name].value = new Vector4().fromArray(uniform.value);
              break;
            case "m3":
              material.uniforms[name].value = new Matrix3().fromArray(uniform.value);
            case "m4":
              material.uniforms[name].value = new Matrix4().fromArray(uniform.value);
              break;
            default:
              material.uniforms[name].value = uniform.value;
          }
        }
      }
      if (json.defines !== void 0)
        material.defines = json.defines;
      if (json.vertexShader !== void 0)
        material.vertexShader = json.vertexShader;
      if (json.fragmentShader !== void 0)
        material.fragmentShader = json.fragmentShader;
      if (json.extensions !== void 0) {
        for (var key in json.extensions) {
          material.extensions[key] = json.extensions[key];
        }
      }
      if (json.shading !== void 0)
        material.flatShading = json.shading === 1;
      if (json.size !== void 0)
        material.size = json.size;
      if (json.sizeAttenuation !== void 0)
        material.sizeAttenuation = json.sizeAttenuation;
      if (json.map !== void 0)
        material.map = getTexture(json.map);
      if (json.matcap !== void 0)
        material.matcap = getTexture(json.matcap);
      if (json.alphaMap !== void 0) {
        material.alphaMap = getTexture(json.alphaMap);
        material.transparent = true;
      }
      if (json.bumpMap !== void 0)
        material.bumpMap = getTexture(json.bumpMap);
      if (json.bumpScale !== void 0)
        material.bumpScale = json.bumpScale;
      if (json.normalMap !== void 0)
        material.normalMap = getTexture(json.normalMap);
      if (json.normalMapType !== void 0)
        material.normalMapType = json.normalMapType;
      if (json.normalScale !== void 0) {
        var normalScale = json.normalScale;
        if (Array.isArray(normalScale) === false) {
          normalScale = [normalScale, normalScale];
        }
        material.normalScale = new Vector2().fromArray(normalScale);
      }
      if (json.displacementMap !== void 0)
        material.displacementMap = getTexture(json.displacementMap);
      if (json.displacementScale !== void 0)
        material.displacementScale = json.displacementScale;
      if (json.displacementBias !== void 0)
        material.displacementBias = json.displacementBias;
      if (json.roughnessMap !== void 0)
        material.roughnessMap = getTexture(json.roughnessMap);
      if (json.metalnessMap !== void 0)
        material.metalnessMap = getTexture(json.metalnessMap);
      if (json.emissiveMap !== void 0)
        material.emissiveMap = getTexture(json.emissiveMap);
      if (json.emissiveIntensity !== void 0)
        material.emissiveIntensity = json.emissiveIntensity;
      if (json.specularMap !== void 0)
        material.specularMap = getTexture(json.specularMap);
      if (json.envMap !== void 0)
        material.envMap = getTexture(json.envMap);
      if (json.envMapIntensity !== void 0)
        material.envMapIntensity = json.envMapIntensity;
      if (json.reflectivity !== void 0)
        material.reflectivity = json.reflectivity;
      if (json.refractionRatio !== void 0)
        material.refractionRatio = json.refractionRatio;
      if (json.lightMap !== void 0)
        material.lightMap = getTexture(json.lightMap);
      if (json.lightMapIntensity !== void 0)
        material.lightMapIntensity = json.lightMapIntensity;
      if (json.aoMap !== void 0)
        material.aoMap = getTexture(json.aoMap);
      if (json.aoMapIntensity !== void 0)
        material.aoMapIntensity = json.aoMapIntensity;
      if (json.gradientMap !== void 0)
        material.gradientMap = getTexture(json.gradientMap);
      if (json.clearcoatNormalMap !== void 0)
        material.clearcoatNormalMap = getTexture(json.clearcoatNormalMap);
      if (json.clearcoatNormalScale !== void 0)
        material.clearcoatNormalScale = new Vector2().fromArray(json.clearcoatNormalScale);
      return material;
    },
    setTextures: function(value) {
      this.textures = value;
      return this;
    }
  });
  var LoaderUtils = {
    decodeText: function(array) {
      if (typeof TextDecoder !== "undefined") {
        return new TextDecoder().decode(array);
      }
      var s = "";
      for (var i2 = 0, il = array.length; i2 < il; i2++) {
        s += String.fromCharCode(array[i2]);
      }
      try {
        return decodeURIComponent(escape(s));
      } catch (e) {
        return s;
      }
    },
    extractUrlBase: function(url) {
      var index = url.lastIndexOf("/");
      if (index === -1)
        return "./";
      return url.substr(0, index + 1);
    }
  };
  function InstancedBufferGeometry() {
    BufferGeometry.call(this);
    this.type = "InstancedBufferGeometry";
    this.maxInstancedCount = void 0;
  }
  InstancedBufferGeometry.prototype = Object.assign(Object.create(BufferGeometry.prototype), {
    constructor: InstancedBufferGeometry,
    isInstancedBufferGeometry: true,
    copy: function(source) {
      BufferGeometry.prototype.copy.call(this, source);
      this.maxInstancedCount = source.maxInstancedCount;
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    toJSON: function() {
      var data = BufferGeometry.prototype.toJSON.call(this);
      data.maxInstancedCount = this.maxInstancedCount;
      data.isInstancedBufferGeometry = true;
      return data;
    }
  });
  function InstancedBufferAttribute(array, itemSize, normalized, meshPerAttribute) {
    if (typeof normalized === "number") {
      meshPerAttribute = normalized;
      normalized = false;
      console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.");
    }
    BufferAttribute.call(this, array, itemSize, normalized);
    this.meshPerAttribute = meshPerAttribute || 1;
  }
  InstancedBufferAttribute.prototype = Object.assign(Object.create(BufferAttribute.prototype), {
    constructor: InstancedBufferAttribute,
    isInstancedBufferAttribute: true,
    copy: function(source) {
      BufferAttribute.prototype.copy.call(this, source);
      this.meshPerAttribute = source.meshPerAttribute;
      return this;
    },
    toJSON: function() {
      var data = BufferAttribute.prototype.toJSON.call(this);
      data.meshPerAttribute = this.meshPerAttribute;
      data.isInstancedBufferAttribute = true;
      return data;
    }
  });
  function BufferGeometryLoader(manager) {
    Loader.call(this, manager);
  }
  BufferGeometryLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: BufferGeometryLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var loader = new FileLoader(scope.manager);
      loader.setPath(scope.path);
      loader.load(url, function(text) {
        onLoad(scope.parse(JSON.parse(text)));
      }, onProgress, onError);
    },
    parse: function(json) {
      var geometry = json.isInstancedBufferGeometry ? new InstancedBufferGeometry() : new BufferGeometry();
      var index = json.data.index;
      if (index !== void 0) {
        var typedArray = new TYPED_ARRAYS[index.type](index.array);
        geometry.setIndex(new BufferAttribute(typedArray, 1));
      }
      var attributes = json.data.attributes;
      for (var key in attributes) {
        var attribute = attributes[key];
        var typedArray = new TYPED_ARRAYS[attribute.type](attribute.array);
        var bufferAttributeConstr = attribute.isInstancedBufferAttribute ? InstancedBufferAttribute : BufferAttribute;
        var bufferAttribute = new bufferAttributeConstr(typedArray, attribute.itemSize, attribute.normalized);
        if (attribute.name !== void 0)
          bufferAttribute.name = attribute.name;
        geometry.setAttribute(key, bufferAttribute);
      }
      var morphAttributes = json.data.morphAttributes;
      if (morphAttributes) {
        for (var key in morphAttributes) {
          var attributeArray = morphAttributes[key];
          var array = [];
          for (var i2 = 0, il = attributeArray.length; i2 < il; i2++) {
            var attribute = attributeArray[i2];
            var typedArray = new TYPED_ARRAYS[attribute.type](attribute.array);
            var bufferAttribute = new BufferAttribute(typedArray, attribute.itemSize, attribute.normalized);
            if (attribute.name !== void 0)
              bufferAttribute.name = attribute.name;
            array.push(bufferAttribute);
          }
          geometry.morphAttributes[key] = array;
        }
      }
      var morphTargetsRelative = json.data.morphTargetsRelative;
      if (morphTargetsRelative) {
        geometry.morphTargetsRelative = true;
      }
      var groups = json.data.groups || json.data.drawcalls || json.data.offsets;
      if (groups !== void 0) {
        for (var i2 = 0, n = groups.length; i2 !== n; ++i2) {
          var group = groups[i2];
          geometry.addGroup(group.start, group.count, group.materialIndex);
        }
      }
      var boundingSphere = json.data.boundingSphere;
      if (boundingSphere !== void 0) {
        var center = new Vector3();
        if (boundingSphere.center !== void 0) {
          center.fromArray(boundingSphere.center);
        }
        geometry.boundingSphere = new Sphere(center, boundingSphere.radius);
      }
      if (json.name)
        geometry.name = json.name;
      if (json.userData)
        geometry.userData = json.userData;
      return geometry;
    }
  });
  var TYPED_ARRAYS = {
    Int8Array,
    Uint8Array,
    // Workaround for IE11 pre KB2929437. See #11440
    Uint8ClampedArray: typeof Uint8ClampedArray !== "undefined" ? Uint8ClampedArray : Uint8Array,
    Int16Array,
    Uint16Array,
    Int32Array,
    Uint32Array,
    Float32Array,
    Float64Array
  };
  function ObjectLoader(manager) {
    Loader.call(this, manager);
  }
  ObjectLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: ObjectLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var path = this.path === "" ? LoaderUtils.extractUrlBase(url) : this.path;
      this.resourcePath = this.resourcePath || path;
      var loader = new FileLoader(scope.manager);
      loader.setPath(this.path);
      loader.load(url, function(text) {
        var json = null;
        try {
          json = JSON.parse(text);
        } catch (error) {
          if (onError !== void 0)
            onError(error);
          console.error("THREE:ObjectLoader: Can't parse " + url + ".", error.message);
          return;
        }
        var metadata = json.metadata;
        if (metadata === void 0 || metadata.type === void 0 || metadata.type.toLowerCase() === "geometry") {
          console.error("THREE.ObjectLoader: Can't load " + url);
          return;
        }
        scope.parse(json, onLoad);
      }, onProgress, onError);
    },
    parse: function(json, onLoad) {
      var shapes = this.parseShape(json.shapes);
      var geometries = this.parseGeometries(json.geometries, shapes);
      var images = this.parseImages(json.images, function() {
        if (onLoad !== void 0)
          onLoad(object);
      });
      var textures = this.parseTextures(json.textures, images);
      var materials = this.parseMaterials(json.materials, textures);
      var object = this.parseObject(json.object, geometries, materials);
      if (json.animations) {
        object.animations = this.parseAnimations(json.animations);
      }
      if (json.images === void 0 || json.images.length === 0) {
        if (onLoad !== void 0)
          onLoad(object);
      }
      return object;
    },
    parseShape: function(json) {
      var shapes = {};
      if (json !== void 0) {
        for (var i2 = 0, l = json.length; i2 < l; i2++) {
          var shape = new Shape().fromJSON(json[i2]);
          shapes[shape.uuid] = shape;
        }
      }
      return shapes;
    },
    parseGeometries: function(json, shapes) {
      var geometries = {};
      if (json !== void 0) {
        var bufferGeometryLoader = new BufferGeometryLoader();
        for (var i2 = 0, l = json.length; i2 < l; i2++) {
          var geometry;
          var data = json[i2];
          switch (data.type) {
            case "PlaneGeometry":
            case "PlaneBufferGeometry":
              geometry = new Geometries[data.type](
                data.width,
                data.height,
                data.widthSegments,
                data.heightSegments
              );
              break;
            case "BoxGeometry":
            case "BoxBufferGeometry":
            case "CubeGeometry":
              geometry = new Geometries[data.type](
                data.width,
                data.height,
                data.depth,
                data.widthSegments,
                data.heightSegments,
                data.depthSegments
              );
              break;
            case "CircleGeometry":
            case "CircleBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.segments,
                data.thetaStart,
                data.thetaLength
              );
              break;
            case "CylinderGeometry":
            case "CylinderBufferGeometry":
              geometry = new Geometries[data.type](
                data.radiusTop,
                data.radiusBottom,
                data.height,
                data.radialSegments,
                data.heightSegments,
                data.openEnded,
                data.thetaStart,
                data.thetaLength
              );
              break;
            case "ConeGeometry":
            case "ConeBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.height,
                data.radialSegments,
                data.heightSegments,
                data.openEnded,
                data.thetaStart,
                data.thetaLength
              );
              break;
            case "SphereGeometry":
            case "SphereBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.widthSegments,
                data.heightSegments,
                data.phiStart,
                data.phiLength,
                data.thetaStart,
                data.thetaLength
              );
              break;
            case "DodecahedronGeometry":
            case "DodecahedronBufferGeometry":
            case "IcosahedronGeometry":
            case "IcosahedronBufferGeometry":
            case "OctahedronGeometry":
            case "OctahedronBufferGeometry":
            case "TetrahedronGeometry":
            case "TetrahedronBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.detail
              );
              break;
            case "RingGeometry":
            case "RingBufferGeometry":
              geometry = new Geometries[data.type](
                data.innerRadius,
                data.outerRadius,
                data.thetaSegments,
                data.phiSegments,
                data.thetaStart,
                data.thetaLength
              );
              break;
            case "TorusGeometry":
            case "TorusBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.tube,
                data.radialSegments,
                data.tubularSegments,
                data.arc
              );
              break;
            case "TorusKnotGeometry":
            case "TorusKnotBufferGeometry":
              geometry = new Geometries[data.type](
                data.radius,
                data.tube,
                data.tubularSegments,
                data.radialSegments,
                data.p,
                data.q
              );
              break;
            case "TubeGeometry":
            case "TubeBufferGeometry":
              geometry = new Geometries[data.type](
                new Curves[data.path.type]().fromJSON(data.path),
                data.tubularSegments,
                data.radius,
                data.radialSegments,
                data.closed
              );
              break;
            case "LatheGeometry":
            case "LatheBufferGeometry":
              geometry = new Geometries[data.type](
                data.points,
                data.segments,
                data.phiStart,
                data.phiLength
              );
              break;
            case "PolyhedronGeometry":
            case "PolyhedronBufferGeometry":
              geometry = new Geometries[data.type](
                data.vertices,
                data.indices,
                data.radius,
                data.details
              );
              break;
            case "ShapeGeometry":
            case "ShapeBufferGeometry":
              var geometryShapes = [];
              for (var j = 0, jl = data.shapes.length; j < jl; j++) {
                var shape = shapes[data.shapes[j]];
                geometryShapes.push(shape);
              }
              geometry = new Geometries[data.type](
                geometryShapes,
                data.curveSegments
              );
              break;
            case "ExtrudeGeometry":
            case "ExtrudeBufferGeometry":
              var geometryShapes = [];
              for (var j = 0, jl = data.shapes.length; j < jl; j++) {
                var shape = shapes[data.shapes[j]];
                geometryShapes.push(shape);
              }
              var extrudePath = data.options.extrudePath;
              if (extrudePath !== void 0) {
                data.options.extrudePath = new Curves[extrudePath.type]().fromJSON(extrudePath);
              }
              geometry = new Geometries[data.type](
                geometryShapes,
                data.options
              );
              break;
            case "BufferGeometry":
            case "InstancedBufferGeometry":
              geometry = bufferGeometryLoader.parse(data);
              break;
            case "Geometry":
              if ("THREE" in window && "LegacyJSONLoader" in THREE) {
                var geometryLoader = new THREE.LegacyJSONLoader();
                geometry = geometryLoader.parse(data, this.resourcePath).geometry;
              } else {
                console.error('THREE.ObjectLoader: You have to import LegacyJSONLoader in order load geometry data of type "Geometry".');
              }
              break;
            default:
              console.warn('THREE.ObjectLoader: Unsupported geometry type "' + data.type + '"');
              continue;
          }
          geometry.uuid = data.uuid;
          if (data.name !== void 0)
            geometry.name = data.name;
          if (geometry.isBufferGeometry === true && data.userData !== void 0)
            geometry.userData = data.userData;
          geometries[data.uuid] = geometry;
        }
      }
      return geometries;
    },
    parseMaterials: function(json, textures) {
      var cache = {};
      var materials = {};
      if (json !== void 0) {
        var loader = new MaterialLoader();
        loader.setTextures(textures);
        for (var i2 = 0, l = json.length; i2 < l; i2++) {
          var data = json[i2];
          if (data.type === "MultiMaterial") {
            var array = [];
            for (var j = 0; j < data.materials.length; j++) {
              var material = data.materials[j];
              if (cache[material.uuid] === void 0) {
                cache[material.uuid] = loader.parse(material);
              }
              array.push(cache[material.uuid]);
            }
            materials[data.uuid] = array;
          } else {
            if (cache[data.uuid] === void 0) {
              cache[data.uuid] = loader.parse(data);
            }
            materials[data.uuid] = cache[data.uuid];
          }
        }
      }
      return materials;
    },
    parseAnimations: function(json) {
      var animations = [];
      for (var i2 = 0; i2 < json.length; i2++) {
        var data = json[i2];
        var clip = AnimationClip.parse(data);
        if (data.uuid !== void 0)
          clip.uuid = data.uuid;
        animations.push(clip);
      }
      return animations;
    },
    parseImages: function(json, onLoad) {
      var scope = this;
      var images = {};
      function loadImage(url2) {
        scope.manager.itemStart(url2);
        return loader.load(url2, function() {
          scope.manager.itemEnd(url2);
        }, void 0, function() {
          scope.manager.itemError(url2);
          scope.manager.itemEnd(url2);
        });
      }
      if (json !== void 0 && json.length > 0) {
        var manager = new LoadingManager(onLoad);
        var loader = new ImageLoader(manager);
        loader.setCrossOrigin(this.crossOrigin);
        for (var i2 = 0, il = json.length; i2 < il; i2++) {
          var image = json[i2];
          var url = image.url;
          if (Array.isArray(url)) {
            images[image.uuid] = [];
            for (var j = 0, jl = url.length; j < jl; j++) {
              var currentUrl = url[j];
              var path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test(currentUrl) ? currentUrl : scope.resourcePath + currentUrl;
              images[image.uuid].push(loadImage(path));
            }
          } else {
            var path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test(image.url) ? image.url : scope.resourcePath + image.url;
            images[image.uuid] = loadImage(path);
          }
        }
      }
      return images;
    },
    parseTextures: function(json, images) {
      function parseConstant(value, type) {
        if (typeof value === "number")
          return value;
        console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.", value);
        return type[value];
      }
      var textures = {};
      if (json !== void 0) {
        for (var i2 = 0, l = json.length; i2 < l; i2++) {
          var data = json[i2];
          if (data.image === void 0) {
            console.warn('THREE.ObjectLoader: No "image" specified for', data.uuid);
          }
          if (images[data.image] === void 0) {
            console.warn("THREE.ObjectLoader: Undefined image", data.image);
          }
          var texture;
          if (Array.isArray(images[data.image])) {
            texture = new CubeTexture(images[data.image]);
          } else {
            texture = new Texture(images[data.image]);
          }
          texture.needsUpdate = true;
          texture.uuid = data.uuid;
          if (data.name !== void 0)
            texture.name = data.name;
          if (data.mapping !== void 0)
            texture.mapping = parseConstant(data.mapping, TEXTURE_MAPPING);
          if (data.offset !== void 0)
            texture.offset.fromArray(data.offset);
          if (data.repeat !== void 0)
            texture.repeat.fromArray(data.repeat);
          if (data.center !== void 0)
            texture.center.fromArray(data.center);
          if (data.rotation !== void 0)
            texture.rotation = data.rotation;
          if (data.wrap !== void 0) {
            texture.wrapS = parseConstant(data.wrap[0], TEXTURE_WRAPPING);
            texture.wrapT = parseConstant(data.wrap[1], TEXTURE_WRAPPING);
          }
          if (data.format !== void 0)
            texture.format = data.format;
          if (data.type !== void 0)
            texture.type = data.type;
          if (data.encoding !== void 0)
            texture.encoding = data.encoding;
          if (data.minFilter !== void 0)
            texture.minFilter = parseConstant(data.minFilter, TEXTURE_FILTER);
          if (data.magFilter !== void 0)
            texture.magFilter = parseConstant(data.magFilter, TEXTURE_FILTER);
          if (data.anisotropy !== void 0)
            texture.anisotropy = data.anisotropy;
          if (data.flipY !== void 0)
            texture.flipY = data.flipY;
          if (data.premultiplyAlpha !== void 0)
            texture.premultiplyAlpha = data.premultiplyAlpha;
          if (data.unpackAlignment !== void 0)
            texture.unpackAlignment = data.unpackAlignment;
          textures[data.uuid] = texture;
        }
      }
      return textures;
    },
    parseObject: function(data, geometries, materials) {
      var object;
      function getGeometry(name) {
        if (geometries[name] === void 0) {
          console.warn("THREE.ObjectLoader: Undefined geometry", name);
        }
        return geometries[name];
      }
      function getMaterial(name) {
        if (name === void 0)
          return void 0;
        if (Array.isArray(name)) {
          var array = [];
          for (var i3 = 0, l2 = name.length; i3 < l2; i3++) {
            var uuid = name[i3];
            if (materials[uuid] === void 0) {
              console.warn("THREE.ObjectLoader: Undefined material", uuid);
            }
            array.push(materials[uuid]);
          }
          return array;
        }
        if (materials[name] === void 0) {
          console.warn("THREE.ObjectLoader: Undefined material", name);
        }
        return materials[name];
      }
      switch (data.type) {
        case "Scene":
          object = new Scene();
          if (data.background !== void 0) {
            if (Number.isInteger(data.background)) {
              object.background = new Color(data.background);
            }
          }
          if (data.fog !== void 0) {
            if (data.fog.type === "Fog") {
              object.fog = new Fog(data.fog.color, data.fog.near, data.fog.far);
            } else if (data.fog.type === "FogExp2") {
              object.fog = new FogExp2(data.fog.color, data.fog.density);
            }
          }
          break;
        case "PerspectiveCamera":
          object = new PerspectiveCamera(data.fov, data.aspect, data.near, data.far);
          if (data.focus !== void 0)
            object.focus = data.focus;
          if (data.zoom !== void 0)
            object.zoom = data.zoom;
          if (data.filmGauge !== void 0)
            object.filmGauge = data.filmGauge;
          if (data.filmOffset !== void 0)
            object.filmOffset = data.filmOffset;
          if (data.view !== void 0)
            object.view = Object.assign({}, data.view);
          break;
        case "OrthographicCamera":
          object = new OrthographicCamera(data.left, data.right, data.top, data.bottom, data.near, data.far);
          if (data.zoom !== void 0)
            object.zoom = data.zoom;
          if (data.view !== void 0)
            object.view = Object.assign({}, data.view);
          break;
        case "AmbientLight":
          object = new AmbientLight(data.color, data.intensity);
          break;
        case "DirectionalLight":
          object = new DirectionalLight(data.color, data.intensity);
          break;
        case "PointLight":
          object = new PointLight(data.color, data.intensity, data.distance, data.decay);
          break;
        case "RectAreaLight":
          object = new RectAreaLight(data.color, data.intensity, data.width, data.height);
          break;
        case "SpotLight":
          object = new SpotLight(data.color, data.intensity, data.distance, data.angle, data.penumbra, data.decay);
          break;
        case "HemisphereLight":
          object = new HemisphereLight(data.color, data.groundColor, data.intensity);
          break;
        case "SkinnedMesh":
          console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");
        case "Mesh":
          var geometry = getGeometry(data.geometry);
          var material = getMaterial(data.material);
          if (geometry.bones && geometry.bones.length > 0) {
            object = new SkinnedMesh(geometry, material);
          } else {
            object = new Mesh(geometry, material);
          }
          break;
        case "InstancedMesh":
          var geometry = getGeometry(data.geometry);
          var material = getMaterial(data.material);
          var count = data.count;
          var instanceMatrix = data.instanceMatrix;
          object = new InstancedMesh(geometry, material, count);
          object.instanceMatrix = new BufferAttribute(new Float32Array(instanceMatrix.array), 16);
          break;
        case "LOD":
          object = new LOD();
          break;
        case "Line":
          object = new Line(getGeometry(data.geometry), getMaterial(data.material), data.mode);
          break;
        case "LineLoop":
          object = new LineLoop(getGeometry(data.geometry), getMaterial(data.material));
          break;
        case "LineSegments":
          object = new LineSegments(getGeometry(data.geometry), getMaterial(data.material));
          break;
        case "PointCloud":
        case "Points":
          object = new Points(getGeometry(data.geometry), getMaterial(data.material));
          break;
        case "Sprite":
          object = new Sprite(getMaterial(data.material));
          break;
        case "Group":
          object = new Group();
          break;
        default:
          object = new Object3D();
      }
      object.uuid = data.uuid;
      if (data.name !== void 0)
        object.name = data.name;
      if (data.matrix !== void 0) {
        object.matrix.fromArray(data.matrix);
        if (data.matrixAutoUpdate !== void 0)
          object.matrixAutoUpdate = data.matrixAutoUpdate;
        if (object.matrixAutoUpdate)
          object.matrix.decompose(object.position, object.quaternion, object.scale);
      } else {
        if (data.position !== void 0)
          object.position.fromArray(data.position);
        if (data.rotation !== void 0)
          object.rotation.fromArray(data.rotation);
        if (data.quaternion !== void 0)
          object.quaternion.fromArray(data.quaternion);
        if (data.scale !== void 0)
          object.scale.fromArray(data.scale);
      }
      if (data.castShadow !== void 0)
        object.castShadow = data.castShadow;
      if (data.receiveShadow !== void 0)
        object.receiveShadow = data.receiveShadow;
      if (data.shadow) {
        if (data.shadow.bias !== void 0)
          object.shadow.bias = data.shadow.bias;
        if (data.shadow.radius !== void 0)
          object.shadow.radius = data.shadow.radius;
        if (data.shadow.mapSize !== void 0)
          object.shadow.mapSize.fromArray(data.shadow.mapSize);
        if (data.shadow.camera !== void 0)
          object.shadow.camera = this.parseObject(data.shadow.camera);
      }
      if (data.visible !== void 0)
        object.visible = data.visible;
      if (data.frustumCulled !== void 0)
        object.frustumCulled = data.frustumCulled;
      if (data.renderOrder !== void 0)
        object.renderOrder = data.renderOrder;
      if (data.userData !== void 0)
        object.userData = data.userData;
      if (data.layers !== void 0)
        object.layers.mask = data.layers;
      if (data.children !== void 0) {
        var children = data.children;
        for (var i2 = 0; i2 < children.length; i2++) {
          object.add(this.parseObject(children[i2], geometries, materials));
        }
      }
      if (data.type === "LOD") {
        if (data.autoUpdate !== void 0)
          object.autoUpdate = data.autoUpdate;
        var levels = data.levels;
        for (var l = 0; l < levels.length; l++) {
          var level = levels[l];
          var child = object.getObjectByProperty("uuid", level.object);
          if (child !== void 0) {
            object.addLevel(child, level.distance);
          }
        }
      }
      return object;
    }
  });
  var TEXTURE_MAPPING = {
    UVMapping,
    CubeReflectionMapping,
    CubeRefractionMapping,
    EquirectangularReflectionMapping,
    EquirectangularRefractionMapping,
    SphericalReflectionMapping,
    CubeUVReflectionMapping,
    CubeUVRefractionMapping
  };
  var TEXTURE_WRAPPING = {
    RepeatWrapping,
    ClampToEdgeWrapping,
    MirroredRepeatWrapping
  };
  var TEXTURE_FILTER = {
    NearestFilter,
    NearestMipmapNearestFilter,
    NearestMipmapLinearFilter,
    LinearFilter,
    LinearMipmapNearestFilter,
    LinearMipmapLinearFilter
  };
  function ImageBitmapLoader(manager) {
    if (typeof createImageBitmap === "undefined") {
      console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported.");
    }
    if (typeof fetch === "undefined") {
      console.warn("THREE.ImageBitmapLoader: fetch() not supported.");
    }
    Loader.call(this, manager);
    this.options = void 0;
  }
  ImageBitmapLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: ImageBitmapLoader,
    setOptions: function setOptions(options) {
      this.options = options;
      return this;
    },
    load: function(url, onLoad, onProgress, onError) {
      if (url === void 0)
        url = "";
      if (this.path !== void 0)
        url = this.path + url;
      url = this.manager.resolveURL(url);
      var scope = this;
      var cached = Cache.get(url);
      if (cached !== void 0) {
        scope.manager.itemStart(url);
        setTimeout(function() {
          if (onLoad)
            onLoad(cached);
          scope.manager.itemEnd(url);
        }, 0);
        return cached;
      }
      fetch(url).then(function(res) {
        return res.blob();
      }).then(function(blob) {
        if (scope.options === void 0) {
          return createImageBitmap(blob);
        } else {
          return createImageBitmap(blob, scope.options);
        }
      }).then(function(imageBitmap) {
        Cache.add(url, imageBitmap);
        if (onLoad)
          onLoad(imageBitmap);
        scope.manager.itemEnd(url);
      }).catch(function(e) {
        if (onError)
          onError(e);
        scope.manager.itemError(url);
        scope.manager.itemEnd(url);
      });
      scope.manager.itemStart(url);
    }
  });
  function ShapePath() {
    this.type = "ShapePath";
    this.color = new Color();
    this.subPaths = [];
    this.currentPath = null;
  }
  Object.assign(ShapePath.prototype, {
    moveTo: function(x, y) {
      this.currentPath = new Path();
      this.subPaths.push(this.currentPath);
      this.currentPath.moveTo(x, y);
      return this;
    },
    lineTo: function(x, y) {
      this.currentPath.lineTo(x, y);
      return this;
    },
    quadraticCurveTo: function(aCPx, aCPy, aX, aY) {
      this.currentPath.quadraticCurveTo(aCPx, aCPy, aX, aY);
      return this;
    },
    bezierCurveTo: function(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY) {
      this.currentPath.bezierCurveTo(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY);
      return this;
    },
    splineThru: function(pts) {
      this.currentPath.splineThru(pts);
      return this;
    },
    toShapes: function(isCCW, noHoles) {
      function toShapesNoHoles(inSubpaths) {
        var shapes2 = [];
        for (var i3 = 0, l2 = inSubpaths.length; i3 < l2; i3++) {
          var tmpPath2 = inSubpaths[i3];
          var tmpShape2 = new Shape();
          tmpShape2.curves = tmpPath2.curves;
          shapes2.push(tmpShape2);
        }
        return shapes2;
      }
      function isPointInsidePolygon(inPt, inPolygon) {
        var polyLen = inPolygon.length;
        var inside = false;
        for (var p = polyLen - 1, q = 0; q < polyLen; p = q++) {
          var edgeLowPt = inPolygon[p];
          var edgeHighPt = inPolygon[q];
          var edgeDx = edgeHighPt.x - edgeLowPt.x;
          var edgeDy = edgeHighPt.y - edgeLowPt.y;
          if (Math.abs(edgeDy) > Number.EPSILON) {
            if (edgeDy < 0) {
              edgeLowPt = inPolygon[q];
              edgeDx = -edgeDx;
              edgeHighPt = inPolygon[p];
              edgeDy = -edgeDy;
            }
            if (inPt.y < edgeLowPt.y || inPt.y > edgeHighPt.y)
              continue;
            if (inPt.y === edgeLowPt.y) {
              if (inPt.x === edgeLowPt.x)
                return true;
            } else {
              var perpEdge = edgeDy * (inPt.x - edgeLowPt.x) - edgeDx * (inPt.y - edgeLowPt.y);
              if (perpEdge === 0)
                return true;
              if (perpEdge < 0)
                continue;
              inside = !inside;
            }
          } else {
            if (inPt.y !== edgeLowPt.y)
              continue;
            if (edgeHighPt.x <= inPt.x && inPt.x <= edgeLowPt.x || edgeLowPt.x <= inPt.x && inPt.x <= edgeHighPt.x)
              return true;
          }
        }
        return inside;
      }
      var isClockWise = ShapeUtils.isClockWise;
      var subPaths = this.subPaths;
      if (subPaths.length === 0)
        return [];
      if (noHoles === true)
        return toShapesNoHoles(subPaths);
      var solid, tmpPath, tmpShape, shapes = [];
      if (subPaths.length === 1) {
        tmpPath = subPaths[0];
        tmpShape = new Shape();
        tmpShape.curves = tmpPath.curves;
        shapes.push(tmpShape);
        return shapes;
      }
      var holesFirst = !isClockWise(subPaths[0].getPoints());
      holesFirst = isCCW ? !holesFirst : holesFirst;
      var betterShapeHoles = [];
      var newShapes = [];
      var newShapeHoles = [];
      var mainIdx = 0;
      var tmpPoints;
      newShapes[mainIdx] = void 0;
      newShapeHoles[mainIdx] = [];
      for (var i2 = 0, l = subPaths.length; i2 < l; i2++) {
        tmpPath = subPaths[i2];
        tmpPoints = tmpPath.getPoints();
        solid = isClockWise(tmpPoints);
        solid = isCCW ? !solid : solid;
        if (solid) {
          if (!holesFirst && newShapes[mainIdx])
            mainIdx++;
          newShapes[mainIdx] = { s: new Shape(), p: tmpPoints };
          newShapes[mainIdx].s.curves = tmpPath.curves;
          if (holesFirst)
            mainIdx++;
          newShapeHoles[mainIdx] = [];
        } else {
          newShapeHoles[mainIdx].push({ h: tmpPath, p: tmpPoints[0] });
        }
      }
      if (!newShapes[0])
        return toShapesNoHoles(subPaths);
      if (newShapes.length > 1) {
        var ambiguous = false;
        var toChange = [];
        for (var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) {
          betterShapeHoles[sIdx] = [];
        }
        for (var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) {
          var sho = newShapeHoles[sIdx];
          for (var hIdx = 0; hIdx < sho.length; hIdx++) {
            var ho = sho[hIdx];
            var hole_unassigned = true;
            for (var s2Idx = 0; s2Idx < newShapes.length; s2Idx++) {
              if (isPointInsidePolygon(ho.p, newShapes[s2Idx].p)) {
                if (sIdx !== s2Idx)
                  toChange.push({ froms: sIdx, tos: s2Idx, hole: hIdx });
                if (hole_unassigned) {
                  hole_unassigned = false;
                  betterShapeHoles[s2Idx].push(ho);
                } else {
                  ambiguous = true;
                }
              }
            }
            if (hole_unassigned) {
              betterShapeHoles[sIdx].push(ho);
            }
          }
        }
        if (toChange.length > 0) {
          if (!ambiguous)
            newShapeHoles = betterShapeHoles;
        }
      }
      var tmpHoles;
      for (var i2 = 0, il = newShapes.length; i2 < il; i2++) {
        tmpShape = newShapes[i2].s;
        shapes.push(tmpShape);
        tmpHoles = newShapeHoles[i2];
        for (var j = 0, jl = tmpHoles.length; j < jl; j++) {
          tmpShape.holes.push(tmpHoles[j].h);
        }
      }
      return shapes;
    }
  });
  function Font(data) {
    this.type = "Font";
    this.data = data;
  }
  Object.assign(Font.prototype, {
    isFont: true,
    generateShapes: function(text, size) {
      if (size === void 0)
        size = 100;
      var shapes = [];
      var paths = createPaths(text, size, this.data);
      for (var p = 0, pl = paths.length; p < pl; p++) {
        Array.prototype.push.apply(shapes, paths[p].toShapes());
      }
      return shapes;
    }
  });
  function createPaths(text, size, data) {
    var chars = Array.from ? Array.from(text) : String(text).split("");
    var scale = size / data.resolution;
    var line_height = (data.boundingBox.yMax - data.boundingBox.yMin + data.underlineThickness) * scale;
    var paths = [];
    var offsetX = 0, offsetY = 0;
    for (var i2 = 0; i2 < chars.length; i2++) {
      var char = chars[i2];
      if (char === "\n") {
        offsetX = 0;
        offsetY -= line_height;
      } else {
        var ret = createPath(char, scale, offsetX, offsetY, data);
        offsetX += ret.offsetX;
        paths.push(ret.path);
      }
    }
    return paths;
  }
  function createPath(char, scale, offsetX, offsetY, data) {
    var glyph = data.glyphs[char] || data.glyphs["?"];
    if (!glyph) {
      console.error('THREE.Font: character "' + char + '" does not exists in font family ' + data.familyName + ".");
      return;
    }
    var path = new ShapePath();
    var x, y, cpx, cpy, cpx1, cpy1, cpx2, cpy2;
    if (glyph.o) {
      var outline = glyph._cachedOutline || (glyph._cachedOutline = glyph.o.split(" "));
      for (var i2 = 0, l = outline.length; i2 < l; ) {
        var action = outline[i2++];
        switch (action) {
          case "m":
            x = outline[i2++] * scale + offsetX;
            y = outline[i2++] * scale + offsetY;
            path.moveTo(x, y);
            break;
          case "l":
            x = outline[i2++] * scale + offsetX;
            y = outline[i2++] * scale + offsetY;
            path.lineTo(x, y);
            break;
          case "q":
            cpx = outline[i2++] * scale + offsetX;
            cpy = outline[i2++] * scale + offsetY;
            cpx1 = outline[i2++] * scale + offsetX;
            cpy1 = outline[i2++] * scale + offsetY;
            path.quadraticCurveTo(cpx1, cpy1, cpx, cpy);
            break;
          case "b":
            cpx = outline[i2++] * scale + offsetX;
            cpy = outline[i2++] * scale + offsetY;
            cpx1 = outline[i2++] * scale + offsetX;
            cpy1 = outline[i2++] * scale + offsetY;
            cpx2 = outline[i2++] * scale + offsetX;
            cpy2 = outline[i2++] * scale + offsetY;
            path.bezierCurveTo(cpx1, cpy1, cpx2, cpy2, cpx, cpy);
            break;
        }
      }
    }
    return { offsetX: glyph.ha * scale, path };
  }
  function FontLoader(manager) {
    Loader.call(this, manager);
  }
  FontLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: FontLoader,
    load: function(url, onLoad, onProgress, onError) {
      var scope = this;
      var loader = new FileLoader(this.manager);
      loader.setPath(this.path);
      loader.load(url, function(text) {
        var json;
        try {
          json = JSON.parse(text);
        } catch (e) {
          console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead.");
          json = JSON.parse(text.substring(65, text.length - 2));
        }
        var font = scope.parse(json);
        if (onLoad)
          onLoad(font);
      }, onProgress, onError);
    },
    parse: function(json) {
      return new Font(json);
    }
  });
  var _context;
  var AudioContext = {
    getContext: function() {
      if (_context === void 0) {
        _context = new (window.AudioContext || window.webkitAudioContext)();
      }
      return _context;
    },
    setContext: function(value) {
      _context = value;
    }
  };
  function AudioLoader(manager) {
    Loader.call(this, manager);
  }
  AudioLoader.prototype = Object.assign(Object.create(Loader.prototype), {
    constructor: AudioLoader,
    load: function(url, onLoad, onProgress, onError) {
      var loader = new FileLoader(this.manager);
      loader.setResponseType("arraybuffer");
      loader.setPath(this.path);
      loader.load(url, function(buffer) {
        var bufferCopy = buffer.slice(0);
        var context = AudioContext.getContext();
        context.decodeAudioData(bufferCopy, function(audioBuffer) {
          onLoad(audioBuffer);
        });
      }, onProgress, onError);
    }
  });
  function SphericalHarmonics3() {
    this.coefficients = [];
    for (var i2 = 0; i2 < 9; i2++) {
      this.coefficients.push(new Vector3());
    }
  }
  Object.assign(SphericalHarmonics3.prototype, {
    isSphericalHarmonics3: true,
    set: function(coefficients) {
      for (var i2 = 0; i2 < 9; i2++) {
        this.coefficients[i2].copy(coefficients[i2]);
      }
      return this;
    },
    zero: function() {
      for (var i2 = 0; i2 < 9; i2++) {
        this.coefficients[i2].set(0, 0, 0);
      }
      return this;
    },
    // get the radiance in the direction of the normal
    // target is a Vector3
    getAt: function(normal, target) {
      var x = normal.x, y = normal.y, z = normal.z;
      var coeff = this.coefficients;
      target.copy(coeff[0]).multiplyScalar(0.282095);
      target.addScale(coeff[1], 0.488603 * y);
      target.addScale(coeff[2], 0.488603 * z);
      target.addScale(coeff[3], 0.488603 * x);
      target.addScale(coeff[4], 1.092548 * (x * y));
      target.addScale(coeff[5], 1.092548 * (y * z));
      target.addScale(coeff[6], 0.315392 * (3 * z * z - 1));
      target.addScale(coeff[7], 1.092548 * (x * z));
      target.addScale(coeff[8], 0.546274 * (x * x - y * y));
      return target;
    },
    // get the irradiance (radiance convolved with cosine lobe) in the direction of the normal
    // target is a Vector3
    // https://graphics.stanford.edu/papers/envmap/envmap.pdf
    getIrradianceAt: function(normal, target) {
      var x = normal.x, y = normal.y, z = normal.z;
      var coeff = this.coefficients;
      target.copy(coeff[0]).multiplyScalar(0.886227);
      target.addScale(coeff[1], 2 * 0.511664 * y);
      target.addScale(coeff[2], 2 * 0.511664 * z);
      target.addScale(coeff[3], 2 * 0.511664 * x);
      target.addScale(coeff[4], 2 * 0.429043 * x * y);
      target.addScale(coeff[5], 2 * 0.429043 * y * z);
      target.addScale(coeff[6], 0.743125 * z * z - 0.247708);
      target.addScale(coeff[7], 2 * 0.429043 * x * z);
      target.addScale(coeff[8], 0.429043 * (x * x - y * y));
      return target;
    },
    add: function(sh) {
      for (var i2 = 0; i2 < 9; i2++) {
        this.coefficients[i2].add(sh.coefficients[i2]);
      }
      return this;
    },
    scale: function(s) {
      for (var i2 = 0; i2 < 9; i2++) {
        this.coefficients[i2].multiplyScalar(s);
      }
      return this;
    },
    lerp: function(sh, alpha) {
      for (var i2 = 0; i2 < 9; i2++) {
        this.coefficients[i2].lerp(sh.coefficients[i2], alpha);
      }
      return this;
    },
    equals: function(sh) {
      for (var i2 = 0; i2 < 9; i2++) {
        if (!this.coefficients[i2].equals(sh.coefficients[i2])) {
          return false;
        }
      }
      return true;
    },
    copy: function(sh) {
      return this.set(sh.coefficients);
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    fromArray: function(array, offset) {
      if (offset === void 0)
        offset = 0;
      var coefficients = this.coefficients;
      for (var i2 = 0; i2 < 9; i2++) {
        coefficients[i2].fromArray(array, offset + i2 * 3);
      }
      return this;
    },
    toArray: function(array, offset) {
      if (array === void 0)
        array = [];
      if (offset === void 0)
        offset = 0;
      var coefficients = this.coefficients;
      for (var i2 = 0; i2 < 9; i2++) {
        coefficients[i2].toArray(array, offset + i2 * 3);
      }
      return array;
    }
  });
  Object.assign(SphericalHarmonics3, {
    // evaluate the basis functions
    // shBasis is an Array[ 9 ]
    getBasisAt: function(normal, shBasis) {
      var x = normal.x, y = normal.y, z = normal.z;
      shBasis[0] = 0.282095;
      shBasis[1] = 0.488603 * y;
      shBasis[2] = 0.488603 * z;
      shBasis[3] = 0.488603 * x;
      shBasis[4] = 1.092548 * x * y;
      shBasis[5] = 1.092548 * y * z;
      shBasis[6] = 0.315392 * (3 * z * z - 1);
      shBasis[7] = 1.092548 * x * z;
      shBasis[8] = 0.546274 * (x * x - y * y);
    }
  });
  function LightProbe(sh, intensity) {
    Light.call(this, void 0, intensity);
    this.sh = sh !== void 0 ? sh : new SphericalHarmonics3();
  }
  LightProbe.prototype = Object.assign(Object.create(Light.prototype), {
    constructor: LightProbe,
    isLightProbe: true,
    copy: function(source) {
      Light.prototype.copy.call(this, source);
      this.sh.copy(source.sh);
      this.intensity = source.intensity;
      return this;
    },
    toJSON: function(meta) {
      var data = Light.prototype.toJSON.call(this, meta);
      return data;
    }
  });
  function HemisphereLightProbe(skyColor, groundColor, intensity) {
    LightProbe.call(this, void 0, intensity);
    var color1 = new Color().set(skyColor);
    var color2 = new Color().set(groundColor);
    var sky = new Vector3(color1.r, color1.g, color1.b);
    var ground = new Vector3(color2.r, color2.g, color2.b);
    var c0 = Math.sqrt(Math.PI);
    var c1 = c0 * Math.sqrt(0.75);
    this.sh.coefficients[0].copy(sky).add(ground).multiplyScalar(c0);
    this.sh.coefficients[1].copy(sky).sub(ground).multiplyScalar(c1);
  }
  HemisphereLightProbe.prototype = Object.assign(Object.create(LightProbe.prototype), {
    constructor: HemisphereLightProbe,
    isHemisphereLightProbe: true,
    copy: function(source) {
      LightProbe.prototype.copy.call(this, source);
      return this;
    },
    toJSON: function(meta) {
      var data = LightProbe.prototype.toJSON.call(this, meta);
      return data;
    }
  });
  function AmbientLightProbe(color, intensity) {
    LightProbe.call(this, void 0, intensity);
    var color1 = new Color().set(color);
    this.sh.coefficients[0].set(color1.r, color1.g, color1.b).multiplyScalar(2 * Math.sqrt(Math.PI));
  }
  AmbientLightProbe.prototype = Object.assign(Object.create(LightProbe.prototype), {
    constructor: AmbientLightProbe,
    isAmbientLightProbe: true,
    copy: function(source) {
      LightProbe.prototype.copy.call(this, source);
      return this;
    },
    toJSON: function(meta) {
      var data = LightProbe.prototype.toJSON.call(this, meta);
      return data;
    }
  });
  var _eyeRight = new Matrix4();
  var _eyeLeft = new Matrix4();
  function StereoCamera() {
    this.type = "StereoCamera";
    this.aspect = 1;
    this.eyeSep = 0.064;
    this.cameraL = new PerspectiveCamera();
    this.cameraL.layers.enable(1);
    this.cameraL.matrixAutoUpdate = false;
    this.cameraR = new PerspectiveCamera();
    this.cameraR.layers.enable(2);
    this.cameraR.matrixAutoUpdate = false;
    this._cache = {
      focus: null,
      fov: null,
      aspect: null,
      near: null,
      far: null,
      zoom: null,
      eyeSep: null
    };
  }
  Object.assign(StereoCamera.prototype, {
    update: function(camera) {
      var cache = this._cache;
      var needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov || cache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near || cache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep;
      if (needsUpdate) {
        cache.focus = camera.focus;
        cache.fov = camera.fov;
        cache.aspect = camera.aspect * this.aspect;
        cache.near = camera.near;
        cache.far = camera.far;
        cache.zoom = camera.zoom;
        cache.eyeSep = this.eyeSep;
        var projectionMatrix = camera.projectionMatrix.clone();
        var eyeSepHalf = cache.eyeSep / 2;
        var eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus;
        var ymax = cache.near * Math.tan(MathUtils.DEG2RAD * cache.fov * 0.5) / cache.zoom;
        var xmin, xmax;
        _eyeLeft.elements[12] = -eyeSepHalf;
        _eyeRight.elements[12] = eyeSepHalf;
        xmin = -ymax * cache.aspect + eyeSepOnProjection;
        xmax = ymax * cache.aspect + eyeSepOnProjection;
        projectionMatrix.elements[0] = 2 * cache.near / (xmax - xmin);
        projectionMatrix.elements[8] = (xmax + xmin) / (xmax - xmin);
        this.cameraL.projectionMatrix.copy(projectionMatrix);
        xmin = -ymax * cache.aspect - eyeSepOnProjection;
        xmax = ymax * cache.aspect - eyeSepOnProjection;
        projectionMatrix.elements[0] = 2 * cache.near / (xmax - xmin);
        projectionMatrix.elements[8] = (xmax + xmin) / (xmax - xmin);
        this.cameraR.projectionMatrix.copy(projectionMatrix);
      }
      this.cameraL.matrixWorld.copy(camera.matrixWorld).multiply(_eyeLeft);
      this.cameraR.matrixWorld.copy(camera.matrixWorld).multiply(_eyeRight);
    }
  });
  function Clock(autoStart) {
    this.autoStart = autoStart !== void 0 ? autoStart : true;
    this.startTime = 0;
    this.oldTime = 0;
    this.elapsedTime = 0;
    this.running = false;
  }
  Object.assign(Clock.prototype, {
    start: function() {
      this.startTime = (typeof performance === "undefined" ? Date : performance).now();
      this.oldTime = this.startTime;
      this.elapsedTime = 0;
      this.running = true;
    },
    stop: function() {
      this.getElapsedTime();
      this.running = false;
      this.autoStart = false;
    },
    getElapsedTime: function() {
      this.getDelta();
      return this.elapsedTime;
    },
    getDelta: function() {
      var diff = 0;
      if (this.autoStart && !this.running) {
        this.start();
        return 0;
      }
      if (this.running) {
        var newTime = (typeof performance === "undefined" ? Date : performance).now();
        diff = (newTime - this.oldTime) / 1e3;
        this.oldTime = newTime;
        this.elapsedTime += diff;
      }
      return diff;
    }
  });
  var _position$2 = new Vector3();
  var _quaternion$3 = new Quaternion();
  var _scale$1 = new Vector3();
  var _orientation = new Vector3();
  function AudioListener() {
    Object3D.call(this);
    this.type = "AudioListener";
    this.context = AudioContext.getContext();
    this.gain = this.context.createGain();
    this.gain.connect(this.context.destination);
    this.filter = null;
    this.timeDelta = 0;
    this._clock = new Clock();
  }
  AudioListener.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: AudioListener,
    getInput: function() {
      return this.gain;
    },
    removeFilter: function() {
      if (this.filter !== null) {
        this.gain.disconnect(this.filter);
        this.filter.disconnect(this.context.destination);
        this.gain.connect(this.context.destination);
        this.filter = null;
      }
      return this;
    },
    getFilter: function() {
      return this.filter;
    },
    setFilter: function(value) {
      if (this.filter !== null) {
        this.gain.disconnect(this.filter);
        this.filter.disconnect(this.context.destination);
      } else {
        this.gain.disconnect(this.context.destination);
      }
      this.filter = value;
      this.gain.connect(this.filter);
      this.filter.connect(this.context.destination);
      return this;
    },
    getMasterVolume: function() {
      return this.gain.gain.value;
    },
    setMasterVolume: function(value) {
      this.gain.gain.setTargetAtTime(value, this.context.currentTime, 0.01);
      return this;
    },
    updateMatrixWorld: function(force) {
      Object3D.prototype.updateMatrixWorld.call(this, force);
      var listener = this.context.listener;
      var up = this.up;
      this.timeDelta = this._clock.getDelta();
      this.matrixWorld.decompose(_position$2, _quaternion$3, _scale$1);
      _orientation.set(0, 0, -1).applyQuaternion(_quaternion$3);
      if (listener.positionX) {
        var endTime = this.context.currentTime + this.timeDelta;
        listener.positionX.linearRampToValueAtTime(_position$2.x, endTime);
        listener.positionY.linearRampToValueAtTime(_position$2.y, endTime);
        listener.positionZ.linearRampToValueAtTime(_position$2.z, endTime);
        listener.forwardX.linearRampToValueAtTime(_orientation.x, endTime);
        listener.forwardY.linearRampToValueAtTime(_orientation.y, endTime);
        listener.forwardZ.linearRampToValueAtTime(_orientation.z, endTime);
        listener.upX.linearRampToValueAtTime(up.x, endTime);
        listener.upY.linearRampToValueAtTime(up.y, endTime);
        listener.upZ.linearRampToValueAtTime(up.z, endTime);
      } else {
        listener.setPosition(_position$2.x, _position$2.y, _position$2.z);
        listener.setOrientation(_orientation.x, _orientation.y, _orientation.z, up.x, up.y, up.z);
      }
    }
  });
  function Audio(listener) {
    Object3D.call(this);
    this.type = "Audio";
    this.listener = listener;
    this.context = listener.context;
    this.gain = this.context.createGain();
    this.gain.connect(listener.getInput());
    this.autoplay = false;
    this.buffer = null;
    this.detune = 0;
    this.loop = false;
    this.loopStart = 0;
    this.loopEnd = 0;
    this.offset = 0;
    this.duration = void 0;
    this.playbackRate = 1;
    this.isPlaying = false;
    this.hasPlaybackControl = true;
    this.sourceType = "empty";
    this._startedAt = 0;
    this._pausedAt = 0;
    this.filters = [];
  }
  Audio.prototype = Object.assign(Object.create(Object3D.prototype), {
    constructor: Audio,
    getOutput: function() {
      return this.gain;
    },
    setNodeSource: function(audioNode) {
      this.hasPlaybackControl = false;
      this.sourceType = "audioNode";
      this.source = audioNode;
      this.connect();
      return this;
    },
    setMediaElementSource: function(mediaElement) {
      this.hasPlaybackControl = false;
      this.sourceType = "mediaNode";
      this.source = this.context.createMediaElementSource(mediaElement);
      this.connect();
      return this;
    },
    setMediaStreamSource: function(mediaStream) {
      this.hasPlaybackControl = false;
      this.sourceType = "mediaStreamNode";
      this.source = this.context.createMediaStreamSource(mediaStream);
      this.connect();
      return this;
    },
    setBuffer: function(audioBuffer) {
      this.buffer = audioBuffer;
      this.sourceType = "buffer";
      if (this.autoplay)
        this.play();
      return this;
    },
    play: function(delay) {
      if (delay === void 0)
        delay = 0;
      if (this.isPlaying === true) {
        console.warn("THREE.Audio: Audio is already playing.");
        return;
      }
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return;
      }
      this._startedAt = this.context.currentTime + delay;
      var source = this.context.createBufferSource();
      source.buffer = this.buffer;
      source.loop = this.loop;
      source.loopStart = this.loopStart;
      source.loopEnd = this.loopEnd;
      source.onended = this.onEnded.bind(this);
      source.start(this._startedAt, this._pausedAt + this.offset, this.duration);
      this.isPlaying = true;
      this.source = source;
      this.setDetune(this.detune);
      this.setPlaybackRate(this.playbackRate);
      return this.connect();
    },
    pause: function() {
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return;
      }
      if (this.isPlaying === true) {
        this._pausedAt = (this.context.currentTime - this._startedAt) * this.playbackRate;
        this.source.stop();
        this.source.onended = null;
        this.isPlaying = false;
      }
      return this;
    },
    stop: function() {
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return;
      }
      this._pausedAt = 0;
      this.source.stop();
      this.source.onended = null;
      this.isPlaying = false;
      return this;
    },
    connect: function() {
      if (this.filters.length > 0) {
        this.source.connect(this.filters[0]);
        for (var i2 = 1, l = this.filters.length; i2 < l; i2++) {
          this.filters[i2 - 1].connect(this.filters[i2]);
        }
        this.filters[this.filters.length - 1].connect(this.getOutput());
      } else {
        this.source.connect(this.getOutput());
      }
      return this;
    },
    disconnect: function() {
      if (this.filters.length > 0) {
        this.source.disconnect(this.filters[0]);
        for (var i2 = 1, l = this.filters.length; i2 < l; i2++) {
          this.filters[i2 - 1].disconnect(this.filters[i2]);
        }
        this.filters[this.filters.length - 1].disconnect(this.getOutput());
      } else {
        this.source.disconnect(this.getOutput());
      }
      return this;
    },
    getFilters: function() {
      return this.filters;
    },
    setFilters: function(value) {
      if (!value)
        value = [];
      if (this.isPlaying === true) {
        this.disconnect();
        this.filters = value;
        this.connect();
      } else {
        this.filters = value;
      }
      return this;
    },
    setDetune: function(value) {
      this.detune = value;
      if (this.source.detune === void 0)
        return;
      if (this.isPlaying === true) {
        this.source.detune.setTargetAtTime(this.detune, this.context.currentTime, 0.01);
      }
      return this;
    },
    getDetune: function() {
      return this.detune;
    },
    getFilter: function() {
      return this.getFilters()[0];
    },
    setFilter: function(filter) {
      return this.setFilters(filter ? [filter] : []);
    },
    setPlaybackRate: function(value) {
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return;
      }
      this.playbackRate = value;
      if (this.isPlaying === true) {
        this.source.playbackRate.setTargetAtTime(this.playbackRate, this.context.currentTime, 0.01);
      }
      return this;
    },
    getPlaybackRate: function() {
      return this.playbackRate;
    },
    onEnded: function() {
      this.isPlaying = false;
    },
    getLoop: function() {
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return false;
      }
      return this.loop;
    },
    setLoop: function(value) {
      if (this.hasPlaybackControl === false) {
        console.warn("THREE.Audio: this Audio has no playback control.");
        return;
      }
      this.loop = value;
      if (this.isPlaying === true) {
        this.source.loop = this.loop;
      }
      return this;
    },
    setLoopStart: function(value) {
      this.loopStart = value;
      return this;
    },
    setLoopEnd: function(value) {
      this.loopEnd = value;
      return this;
    },
    getVolume: function() {
      return this.gain.gain.value;
    },
    setVolume: function(value) {
      this.gain.gain.setTargetAtTime(value, this.context.currentTime, 0.01);
      return this;
    }
  });
  var _position$3 = new Vector3();
  var _quaternion$4 = new Quaternion();
  var _scale$2 = new Vector3();
  var _orientation$1 = new Vector3();
  function PositionalAudio(listener) {
    Audio.call(this, listener);
    this.panner = this.context.createPanner();
    this.panner.panningModel = "HRTF";
    this.panner.connect(this.gain);
  }
  PositionalAudio.prototype = Object.assign(Object.create(Audio.prototype), {
    constructor: PositionalAudio,
    getOutput: function() {
      return this.panner;
    },
    getRefDistance: function() {
      return this.panner.refDistance;
    },
    setRefDistance: function(value) {
      this.panner.refDistance = value;
      return this;
    },
    getRolloffFactor: function() {
      return this.panner.rolloffFactor;
    },
    setRolloffFactor: function(value) {
      this.panner.rolloffFactor = value;
      return this;
    },
    getDistanceModel: function() {
      return this.panner.distanceModel;
    },
    setDistanceModel: function(value) {
      this.panner.distanceModel = value;
      return this;
    },
    getMaxDistance: function() {
      return this.panner.maxDistance;
    },
    setMaxDistance: function(value) {
      this.panner.maxDistance = value;
      return this;
    },
    setDirectionalCone: function(coneInnerAngle, coneOuterAngle, coneOuterGain) {
      this.panner.coneInnerAngle = coneInnerAngle;
      this.panner.coneOuterAngle = coneOuterAngle;
      this.panner.coneOuterGain = coneOuterGain;
      return this;
    },
    updateMatrixWorld: function(force) {
      Object3D.prototype.updateMatrixWorld.call(this, force);
      if (this.hasPlaybackControl === true && this.isPlaying === false)
        return;
      this.matrixWorld.decompose(_position$3, _quaternion$4, _scale$2);
      _orientation$1.set(0, 0, 1).applyQuaternion(_quaternion$4);
      var panner = this.panner;
      if (panner.positionX) {
        var endTime = this.context.currentTime + this.listener.timeDelta;
        panner.positionX.linearRampToValueAtTime(_position$3.x, endTime);
        panner.positionY.linearRampToValueAtTime(_position$3.y, endTime);
        panner.positionZ.linearRampToValueAtTime(_position$3.z, endTime);
        panner.orientationX.linearRampToValueAtTime(_orientation$1.x, endTime);
        panner.orientationY.linearRampToValueAtTime(_orientation$1.y, endTime);
        panner.orientationZ.linearRampToValueAtTime(_orientation$1.z, endTime);
      } else {
        panner.setPosition(_position$3.x, _position$3.y, _position$3.z);
        panner.setOrientation(_orientation$1.x, _orientation$1.y, _orientation$1.z);
      }
    }
  });
  function AudioAnalyser(audio, fftSize) {
    this.analyser = audio.context.createAnalyser();
    this.analyser.fftSize = fftSize !== void 0 ? fftSize : 2048;
    this.data = new Uint8Array(this.analyser.frequencyBinCount);
    audio.getOutput().connect(this.analyser);
  }
  Object.assign(AudioAnalyser.prototype, {
    getFrequencyData: function() {
      this.analyser.getByteFrequencyData(this.data);
      return this.data;
    },
    getAverageFrequency: function() {
      var value = 0, data = this.getFrequencyData();
      for (var i2 = 0; i2 < data.length; i2++) {
        value += data[i2];
      }
      return value / data.length;
    }
  });
  function PropertyMixer(binding, typeName, valueSize) {
    this.binding = binding;
    this.valueSize = valueSize;
    var bufferType = Float64Array, mixFunction;
    switch (typeName) {
      case "quaternion":
        mixFunction = this._slerp;
        break;
      case "string":
      case "bool":
        bufferType = Array;
        mixFunction = this._select;
        break;
      default:
        mixFunction = this._lerp;
    }
    this.buffer = new bufferType(valueSize * 4);
    this._mixBufferRegion = mixFunction;
    this.cumulativeWeight = 0;
    this.useCount = 0;
    this.referenceCount = 0;
  }
  Object.assign(PropertyMixer.prototype, {
    // accumulate data in the 'incoming' region into 'accu<i>'
    accumulate: function(accuIndex, weight) {
      var buffer = this.buffer, stride = this.valueSize, offset = accuIndex * stride + stride, currentWeight = this.cumulativeWeight;
      if (currentWeight === 0) {
        for (var i2 = 0; i2 !== stride; ++i2) {
          buffer[offset + i2] = buffer[i2];
        }
        currentWeight = weight;
      } else {
        currentWeight += weight;
        var mix = weight / currentWeight;
        this._mixBufferRegion(buffer, offset, 0, mix, stride);
      }
      this.cumulativeWeight = currentWeight;
    },
    // apply the state of 'accu<i>' to the binding when accus differ
    apply: function(accuIndex) {
      var stride = this.valueSize, buffer = this.buffer, offset = accuIndex * stride + stride, weight = this.cumulativeWeight, binding = this.binding;
      this.cumulativeWeight = 0;
      if (weight < 1) {
        var originalValueOffset = stride * 3;
        this._mixBufferRegion(
          buffer,
          offset,
          originalValueOffset,
          1 - weight,
          stride
        );
      }
      for (var i2 = stride, e = stride + stride; i2 !== e; ++i2) {
        if (buffer[i2] !== buffer[i2 + stride]) {
          binding.setValue(buffer, offset);
          break;
        }
      }
    },
    // remember the state of the bound property and copy it to both accus
    saveOriginalState: function() {
      var binding = this.binding;
      var buffer = this.buffer, stride = this.valueSize, originalValueOffset = stride * 3;
      binding.getValue(buffer, originalValueOffset);
      for (var i2 = stride, e = originalValueOffset; i2 !== e; ++i2) {
        buffer[i2] = buffer[originalValueOffset + i2 % stride];
      }
      this.cumulativeWeight = 0;
    },
    // apply the state previously taken via 'saveOriginalState' to the binding
    restoreOriginalState: function() {
      var originalValueOffset = this.valueSize * 3;
      this.binding.setValue(this.buffer, originalValueOffset);
    },
    // mix functions
    _select: function(buffer, dstOffset, srcOffset, t, stride) {
      if (t >= 0.5) {
        for (var i2 = 0; i2 !== stride; ++i2) {
          buffer[dstOffset + i2] = buffer[srcOffset + i2];
        }
      }
    },
    _slerp: function(buffer, dstOffset, srcOffset, t) {
      Quaternion.slerpFlat(buffer, dstOffset, buffer, dstOffset, buffer, srcOffset, t);
    },
    _lerp: function(buffer, dstOffset, srcOffset, t, stride) {
      var s = 1 - t;
      for (var i2 = 0; i2 !== stride; ++i2) {
        var j = dstOffset + i2;
        buffer[j] = buffer[j] * s + buffer[srcOffset + i2] * t;
      }
    }
  });
  var _RESERVED_CHARS_RE = "\\[\\]\\.:\\/";
  var _reservedRe = new RegExp("[" + _RESERVED_CHARS_RE + "]", "g");
  var _wordChar = "[^" + _RESERVED_CHARS_RE + "]";
  var _wordCharOrDot = "[^" + _RESERVED_CHARS_RE.replace("\\.", "") + "]";
  var _directoryRe = /((?:WC+[\/:])*)/.source.replace("WC", _wordChar);
  var _nodeRe = /(WCOD+)?/.source.replace("WCOD", _wordCharOrDot);
  var _objectRe = /(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC", _wordChar);
  var _propertyRe = /\.(WC+)(?:\[(.+)\])?/.source.replace("WC", _wordChar);
  var _trackRe = new RegExp(
    "^" + _directoryRe + _nodeRe + _objectRe + _propertyRe + "$"
  );
  var _supportedObjectNames = ["material", "materials", "bones"];
  function Composite(targetGroup, path, optionalParsedPath) {
    var parsedPath = optionalParsedPath || PropertyBinding.parseTrackName(path);
    this._targetGroup = targetGroup;
    this._bindings = targetGroup.subscribe_(path, parsedPath);
  }
  Object.assign(Composite.prototype, {
    getValue: function(array, offset) {
      this.bind();
      var firstValidIndex = this._targetGroup.nCachedObjects_, binding = this._bindings[firstValidIndex];
      if (binding !== void 0)
        binding.getValue(array, offset);
    },
    setValue: function(array, offset) {
      var bindings = this._bindings;
      for (var i2 = this._targetGroup.nCachedObjects_, n = bindings.length; i2 !== n; ++i2) {
        bindings[i2].setValue(array, offset);
      }
    },
    bind: function() {
      var bindings = this._bindings;
      for (var i2 = this._targetGroup.nCachedObjects_, n = bindings.length; i2 !== n; ++i2) {
        bindings[i2].bind();
      }
    },
    unbind: function() {
      var bindings = this._bindings;
      for (var i2 = this._targetGroup.nCachedObjects_, n = bindings.length; i2 !== n; ++i2) {
        bindings[i2].unbind();
      }
    }
  });
  function PropertyBinding(rootNode, path, parsedPath) {
    this.path = path;
    this.parsedPath = parsedPath || PropertyBinding.parseTrackName(path);
    this.node = PropertyBinding.findNode(rootNode, this.parsedPath.nodeName) || rootNode;
    this.rootNode = rootNode;
  }
  Object.assign(PropertyBinding, {
    Composite,
    create: function(root, path, parsedPath) {
      if (!(root && root.isAnimationObjectGroup)) {
        return new PropertyBinding(root, path, parsedPath);
      } else {
        return new PropertyBinding.Composite(root, path, parsedPath);
      }
    },
    /**
     * Replaces spaces with underscores and removes unsupported characters from
     * node names, to ensure compatibility with parseTrackName().
     *
     * @param {string} name Node name to be sanitized.
     * @return {string}
     */
    sanitizeNodeName: function(name) {
      return name.replace(/\s/g, "_").replace(_reservedRe, "");
    },
    parseTrackName: function(trackName) {
      var matches = _trackRe.exec(trackName);
      if (!matches) {
        throw new Error("PropertyBinding: Cannot parse trackName: " + trackName);
      }
      var results = {
        // directoryName: matches[ 1 ], // (tschw) currently unused
        nodeName: matches[2],
        objectName: matches[3],
        objectIndex: matches[4],
        propertyName: matches[5],
        // required
        propertyIndex: matches[6]
      };
      var lastDot = results.nodeName && results.nodeName.lastIndexOf(".");
      if (lastDot !== void 0 && lastDot !== -1) {
        var objectName = results.nodeName.substring(lastDot + 1);
        if (_supportedObjectNames.indexOf(objectName) !== -1) {
          results.nodeName = results.nodeName.substring(0, lastDot);
          results.objectName = objectName;
        }
      }
      if (results.propertyName === null || results.propertyName.length === 0) {
        throw new Error("PropertyBinding: can not parse propertyName from trackName: " + trackName);
      }
      return results;
    },
    findNode: function(root, nodeName) {
      if (!nodeName || nodeName === "" || nodeName === "root" || nodeName === "." || nodeName === -1 || nodeName === root.name || nodeName === root.uuid) {
        return root;
      }
      if (root.skeleton) {
        var bone = root.skeleton.getBoneByName(nodeName);
        if (bone !== void 0) {
          return bone;
        }
      }
      if (root.children) {
        var searchNodeSubtree = function(children) {
          for (var i2 = 0; i2 < children.length; i2++) {
            var childNode = children[i2];
            if (childNode.name === nodeName || childNode.uuid === nodeName) {
              return childNode;
            }
            var result = searchNodeSubtree(childNode.children);
            if (result)
              return result;
          }
          return null;
        };
        var subTreeNode = searchNodeSubtree(root.children);
        if (subTreeNode) {
          return subTreeNode;
        }
      }
      return null;
    }
  });
  Object.assign(PropertyBinding.prototype, {
    // prototype, continued
    // these are used to "bind" a nonexistent property
    _getValue_unavailable: function() {
    },
    _setValue_unavailable: function() {
    },
    BindingType: {
      Direct: 0,
      EntireArray: 1,
      ArrayElement: 2,
      HasFromToArray: 3
    },
    Versioning: {
      None: 0,
      NeedsUpdate: 1,
      MatrixWorldNeedsUpdate: 2
    },
    GetterByBindingType: [
      function getValue_direct(buffer, offset) {
        buffer[offset] = this.node[this.propertyName];
      },
      function getValue_array(buffer, offset) {
        var source = this.resolvedProperty;
        for (var i2 = 0, n = source.length; i2 !== n; ++i2) {
          buffer[offset++] = source[i2];
        }
      },
      function getValue_arrayElement(buffer, offset) {
        buffer[offset] = this.resolvedProperty[this.propertyIndex];
      },
      function getValue_toArray(buffer, offset) {
        this.resolvedProperty.toArray(buffer, offset);
      }
    ],
    SetterByBindingTypeAndVersioning: [
      [
        // Direct
        function setValue_direct(buffer, offset) {
          this.targetObject[this.propertyName] = buffer[offset];
        },
        function setValue_direct_setNeedsUpdate(buffer, offset) {
          this.targetObject[this.propertyName] = buffer[offset];
          this.targetObject.needsUpdate = true;
        },
        function setValue_direct_setMatrixWorldNeedsUpdate(buffer, offset) {
          this.targetObject[this.propertyName] = buffer[offset];
          this.targetObject.matrixWorldNeedsUpdate = true;
        }
      ],
      [
        // EntireArray
        function setValue_array(buffer, offset) {
          var dest = this.resolvedProperty;
          for (var i2 = 0, n = dest.length; i2 !== n; ++i2) {
            dest[i2] = buffer[offset++];
          }
        },
        function setValue_array_setNeedsUpdate(buffer, offset) {
          var dest = this.resolvedProperty;
          for (var i2 = 0, n = dest.length; i2 !== n; ++i2) {
            dest[i2] = buffer[offset++];
          }
          this.targetObject.needsUpdate = true;
        },
        function setValue_array_setMatrixWorldNeedsUpdate(buffer, offset) {
          var dest = this.resolvedProperty;
          for (var i2 = 0, n = dest.length; i2 !== n; ++i2) {
            dest[i2] = buffer[offset++];
          }
          this.targetObject.matrixWorldNeedsUpdate = true;
        }
      ],
      [
        // ArrayElement
        function setValue_arrayElement(buffer, offset) {
          this.resolvedProperty[this.propertyIndex] = buffer[offset];
        },
        function setValue_arrayElement_setNeedsUpdate(buffer, offset) {
          this.resolvedProperty[this.propertyIndex] = buffer[offset];
          this.targetObject.needsUpdate = true;
        },
        function setValue_arrayElement_setMatrixWorldNeedsUpdate(buffer, offset) {
          this.resolvedProperty[this.propertyIndex] = buffer[offset];
          this.targetObject.matrixWorldNeedsUpdate = true;
        }
      ],
      [
        // HasToFromArray
        function setValue_fromArray(buffer, offset) {
          this.resolvedProperty.fromArray(buffer, offset);
        },
        function setValue_fromArray_setNeedsUpdate(buffer, offset) {
          this.resolvedProperty.fromArray(buffer, offset);
          this.targetObject.needsUpdate = true;
        },
        function setValue_fromArray_setMatrixWorldNeedsUpdate(buffer, offset) {
          this.resolvedProperty.fromArray(buffer, offset);
          this.targetObject.matrixWorldNeedsUpdate = true;
        }
      ]
    ],
    getValue: function getValue_unbound(targetArray, offset) {
      this.bind();
      this.getValue(targetArray, offset);
    },
    setValue: function getValue_unbound(sourceArray, offset) {
      this.bind();
      this.setValue(sourceArray, offset);
    },
    // create getter / setter pair for a property in the scene graph
    bind: function() {
      var targetObject = this.node, parsedPath = this.parsedPath, objectName = parsedPath.objectName, propertyName = parsedPath.propertyName, propertyIndex = parsedPath.propertyIndex;
      if (!targetObject) {
        targetObject = PropertyBinding.findNode(this.rootNode, parsedPath.nodeName) || this.rootNode;
        this.node = targetObject;
      }
      this.getValue = this._getValue_unavailable;
      this.setValue = this._setValue_unavailable;
      if (!targetObject) {
        console.error("THREE.PropertyBinding: Trying to update node for track: " + this.path + " but it wasn't found.");
        return;
      }
      if (objectName) {
        var objectIndex = parsedPath.objectIndex;
        switch (objectName) {
          case "materials":
            if (!targetObject.material) {
              console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.", this);
              return;
            }
            if (!targetObject.material.materials) {
              console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.", this);
              return;
            }
            targetObject = targetObject.material.materials;
            break;
          case "bones":
            if (!targetObject.skeleton) {
              console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.", this);
              return;
            }
            targetObject = targetObject.skeleton.bones;
            for (var i2 = 0; i2 < targetObject.length; i2++) {
              if (targetObject[i2].name === objectIndex) {
                objectIndex = i2;
                break;
              }
            }
            break;
          default:
            if (targetObject[objectName] === void 0) {
              console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.", this);
              return;
            }
            targetObject = targetObject[objectName];
        }
        if (objectIndex !== void 0) {
          if (targetObject[objectIndex] === void 0) {
            console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.", this, targetObject);
            return;
          }
          targetObject = targetObject[objectIndex];
        }
      }
      var nodeProperty = targetObject[propertyName];
      if (nodeProperty === void 0) {
        var nodeName = parsedPath.nodeName;
        console.error("THREE.PropertyBinding: Trying to update property for track: " + nodeName + "." + propertyName + " but it wasn't found.", targetObject);
        return;
      }
      var versioning = this.Versioning.None;
      this.targetObject = targetObject;
      if (targetObject.needsUpdate !== void 0) {
        versioning = this.Versioning.NeedsUpdate;
      } else if (targetObject.matrixWorldNeedsUpdate !== void 0) {
        versioning = this.Versioning.MatrixWorldNeedsUpdate;
      }
      var bindingType = this.BindingType.Direct;
      if (propertyIndex !== void 0) {
        if (propertyName === "morphTargetInfluences") {
          if (!targetObject.geometry) {
            console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.", this);
            return;
          }
          if (targetObject.geometry.isBufferGeometry) {
            if (!targetObject.geometry.morphAttributes) {
              console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.", this);
              return;
            }
            for (var i2 = 0; i2 < this.node.geometry.morphAttributes.position.length; i2++) {
              if (targetObject.geometry.morphAttributes.position[i2].name === propertyIndex) {
                propertyIndex = i2;
                break;
              }
            }
          } else {
            if (!targetObject.geometry.morphTargets) {
              console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphTargets.", this);
              return;
            }
            for (var i2 = 0; i2 < this.node.geometry.morphTargets.length; i2++) {
              if (targetObject.geometry.morphTargets[i2].name === propertyIndex) {
                propertyIndex = i2;
                break;
              }
            }
          }
        }
        bindingType = this.BindingType.ArrayElement;
        this.resolvedProperty = nodeProperty;
        this.propertyIndex = propertyIndex;
      } else if (nodeProperty.fromArray !== void 0 && nodeProperty.toArray !== void 0) {
        bindingType = this.BindingType.HasFromToArray;
        this.resolvedProperty = nodeProperty;
      } else if (Array.isArray(nodeProperty)) {
        bindingType = this.BindingType.EntireArray;
        this.resolvedProperty = nodeProperty;
      } else {
        this.propertyName = propertyName;
      }
      this.getValue = this.GetterByBindingType[bindingType];
      this.setValue = this.SetterByBindingTypeAndVersioning[bindingType][versioning];
    },
    unbind: function() {
      this.node = null;
      this.getValue = this._getValue_unbound;
      this.setValue = this._setValue_unbound;
    }
  });
  //!\ DECLARE ALIAS AFTER assign prototype !
  Object.assign(PropertyBinding.prototype, {
    // initial state of these methods that calls 'bind'
    _getValue_unbound: PropertyBinding.prototype.getValue,
    _setValue_unbound: PropertyBinding.prototype.setValue
  });
  function AnimationObjectGroup() {
    this.uuid = MathUtils.generateUUID();
    this._objects = Array.prototype.slice.call(arguments);
    this.nCachedObjects_ = 0;
    var indices = {};
    this._indicesByUUID = indices;
    for (var i2 = 0, n = arguments.length; i2 !== n; ++i2) {
      indices[arguments[i2].uuid] = i2;
    }
    this._paths = [];
    this._parsedPaths = [];
    this._bindings = [];
    this._bindingsIndicesByPath = {};
    var scope = this;
    this.stats = {
      objects: {
        get total() {
          return scope._objects.length;
        },
        get inUse() {
          return this.total - scope.nCachedObjects_;
        }
      },
      get bindingsPerObject() {
        return scope._bindings.length;
      }
    };
  }
  Object.assign(AnimationObjectGroup.prototype, {
    isAnimationObjectGroup: true,
    add: function() {
      var objects = this._objects, nObjects = objects.length, nCachedObjects = this.nCachedObjects_, indicesByUUID = this._indicesByUUID, paths = this._paths, parsedPaths = this._parsedPaths, bindings = this._bindings, nBindings = bindings.length, knownObject = void 0;
      for (var i2 = 0, n = arguments.length; i2 !== n; ++i2) {
        var object = arguments[i2], uuid = object.uuid, index = indicesByUUID[uuid];
        if (index === void 0) {
          index = nObjects++;
          indicesByUUID[uuid] = index;
          objects.push(object);
          for (var j = 0, m = nBindings; j !== m; ++j) {
            bindings[j].push(new PropertyBinding(object, paths[j], parsedPaths[j]));
          }
        } else if (index < nCachedObjects) {
          knownObject = objects[index];
          var firstActiveIndex = --nCachedObjects, lastCachedObject = objects[firstActiveIndex];
          indicesByUUID[lastCachedObject.uuid] = index;
          objects[index] = lastCachedObject;
          indicesByUUID[uuid] = firstActiveIndex;
          objects[firstActiveIndex] = object;
          for (var j = 0, m = nBindings; j !== m; ++j) {
            var bindingsForPath = bindings[j], lastCached = bindingsForPath[firstActiveIndex], binding = bindingsForPath[index];
            bindingsForPath[index] = lastCached;
            if (binding === void 0) {
              binding = new PropertyBinding(object, paths[j], parsedPaths[j]);
            }
            bindingsForPath[firstActiveIndex] = binding;
          }
        } else if (objects[index] !== knownObject) {
          console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.");
        }
      }
      this.nCachedObjects_ = nCachedObjects;
    },
    remove: function() {
      var objects = this._objects, nCachedObjects = this.nCachedObjects_, indicesByUUID = this._indicesByUUID, bindings = this._bindings, nBindings = bindings.length;
      for (var i2 = 0, n = arguments.length; i2 !== n; ++i2) {
        var object = arguments[i2], uuid = object.uuid, index = indicesByUUID[uuid];
        if (index !== void 0 && index >= nCachedObjects) {
          var lastCachedIndex = nCachedObjects++, firstActiveObject = objects[lastCachedIndex];
          indicesByUUID[firstActiveObject.uuid] = index;
          objects[index] = firstActiveObject;
          indicesByUUID[uuid] = lastCachedIndex;
          objects[lastCachedIndex] = object;
          for (var j = 0, m = nBindings; j !== m; ++j) {
            var bindingsForPath = bindings[j], firstActive = bindingsForPath[lastCachedIndex], binding = bindingsForPath[index];
            bindingsForPath[index] = firstActive;
            bindingsForPath[lastCachedIndex] = binding;
          }
        }
      }
      this.nCachedObjects_ = nCachedObjects;
    },
    // remove & forget
    uncache: function() {
      var objects = this._objects, nObjects = objects.length, nCachedObjects = this.nCachedObjects_, indicesByUUID = this._indicesByUUID, bindings = this._bindings, nBindings = bindings.length;
      for (var i2 = 0, n = arguments.length; i2 !== n; ++i2) {
        var object = arguments[i2], uuid = object.uuid, index = indicesByUUID[uuid];
        if (index !== void 0) {
          delete indicesByUUID[uuid];
          if (index < nCachedObjects) {
            var firstActiveIndex = --nCachedObjects, lastCachedObject = objects[firstActiveIndex], lastIndex = --nObjects, lastObject = objects[lastIndex];
            indicesByUUID[lastCachedObject.uuid] = index;
            objects[index] = lastCachedObject;
            indicesByUUID[lastObject.uuid] = firstActiveIndex;
            objects[firstActiveIndex] = lastObject;
            objects.pop();
            for (var j = 0, m = nBindings; j !== m; ++j) {
              var bindingsForPath = bindings[j], lastCached = bindingsForPath[firstActiveIndex], last = bindingsForPath[lastIndex];
              bindingsForPath[index] = lastCached;
              bindingsForPath[firstActiveIndex] = last;
              bindingsForPath.pop();
            }
          } else {
            var lastIndex = --nObjects, lastObject = objects[lastIndex];
            indicesByUUID[lastObject.uuid] = index;
            objects[index] = lastObject;
            objects.pop();
            for (var j = 0, m = nBindings; j !== m; ++j) {
              var bindingsForPath = bindings[j];
              bindingsForPath[index] = bindingsForPath[lastIndex];
              bindingsForPath.pop();
            }
          }
        }
      }
      this.nCachedObjects_ = nCachedObjects;
    },
    // Internal interface used by befriended PropertyBinding.Composite:
    subscribe_: function(path, parsedPath) {
      var indicesByPath = this._bindingsIndicesByPath, index = indicesByPath[path], bindings = this._bindings;
      if (index !== void 0)
        return bindings[index];
      var paths = this._paths, parsedPaths = this._parsedPaths, objects = this._objects, nObjects = objects.length, nCachedObjects = this.nCachedObjects_, bindingsForPath = new Array(nObjects);
      index = bindings.length;
      indicesByPath[path] = index;
      paths.push(path);
      parsedPaths.push(parsedPath);
      bindings.push(bindingsForPath);
      for (var i2 = nCachedObjects, n = objects.length; i2 !== n; ++i2) {
        var object = objects[i2];
        bindingsForPath[i2] = new PropertyBinding(object, path, parsedPath);
      }
      return bindingsForPath;
    },
    unsubscribe_: function(path) {
      var indicesByPath = this._bindingsIndicesByPath, index = indicesByPath[path];
      if (index !== void 0) {
        var paths = this._paths, parsedPaths = this._parsedPaths, bindings = this._bindings, lastBindingsIndex = bindings.length - 1, lastBindings = bindings[lastBindingsIndex], lastBindingsPath = path[lastBindingsIndex];
        indicesByPath[lastBindingsPath] = index;
        bindings[index] = lastBindings;
        bindings.pop();
        parsedPaths[index] = parsedPaths[lastBindingsIndex];
        parsedPaths.pop();
        paths[index] = paths[lastBindingsIndex];
        paths.pop();
      }
    }
  });
  function AnimationAction(mixer, clip, localRoot) {
    this._mixer = mixer;
    this._clip = clip;
    this._localRoot = localRoot || null;
    var tracks = clip.tracks, nTracks = tracks.length, interpolants = new Array(nTracks);
    var interpolantSettings = {
      endingStart: ZeroCurvatureEnding,
      endingEnd: ZeroCurvatureEnding
    };
    for (var i2 = 0; i2 !== nTracks; ++i2) {
      var interpolant = tracks[i2].createInterpolant(null);
      interpolants[i2] = interpolant;
      interpolant.settings = interpolantSettings;
    }
    this._interpolantSettings = interpolantSettings;
    this._interpolants = interpolants;
    this._propertyBindings = new Array(nTracks);
    this._cacheIndex = null;
    this._byClipCacheIndex = null;
    this._timeScaleInterpolant = null;
    this._weightInterpolant = null;
    this.loop = LoopRepeat;
    this._loopCount = -1;
    this._startTime = null;
    this.time = 0;
    this.timeScale = 1;
    this._effectiveTimeScale = 1;
    this.weight = 1;
    this._effectiveWeight = 1;
    this.repetitions = Infinity;
    this.paused = false;
    this.enabled = true;
    this.clampWhenFinished = false;
    this.zeroSlopeAtStart = true;
    this.zeroSlopeAtEnd = true;
  }
  Object.assign(AnimationAction.prototype, {
    // State & Scheduling
    play: function() {
      this._mixer._activateAction(this);
      return this;
    },
    stop: function() {
      this._mixer._deactivateAction(this);
      return this.reset();
    },
    reset: function() {
      this.paused = false;
      this.enabled = true;
      this.time = 0;
      this._loopCount = -1;
      this._startTime = null;
      return this.stopFading().stopWarping();
    },
    isRunning: function() {
      return this.enabled && !this.paused && this.timeScale !== 0 && this._startTime === null && this._mixer._isActiveAction(this);
    },
    // return true when play has been called
    isScheduled: function() {
      return this._mixer._isActiveAction(this);
    },
    startAt: function(time) {
      this._startTime = time;
      return this;
    },
    setLoop: function(mode, repetitions) {
      this.loop = mode;
      this.repetitions = repetitions;
      return this;
    },
    // Weight
    // set the weight stopping any scheduled fading
    // although .enabled = false yields an effective weight of zero, this
    // method does *not* change .enabled, because it would be confusing
    setEffectiveWeight: function(weight) {
      this.weight = weight;
      this._effectiveWeight = this.enabled ? weight : 0;
      return this.stopFading();
    },
    // return the weight considering fading and .enabled
    getEffectiveWeight: function() {
      return this._effectiveWeight;
    },
    fadeIn: function(duration) {
      return this._scheduleFading(duration, 0, 1);
    },
    fadeOut: function(duration) {
      return this._scheduleFading(duration, 1, 0);
    },
    crossFadeFrom: function(fadeOutAction, duration, warp) {
      fadeOutAction.fadeOut(duration);
      this.fadeIn(duration);
      if (warp) {
        var fadeInDuration = this._clip.duration, fadeOutDuration = fadeOutAction._clip.duration, startEndRatio = fadeOutDuration / fadeInDuration, endStartRatio = fadeInDuration / fadeOutDuration;
        fadeOutAction.warp(1, startEndRatio, duration);
        this.warp(endStartRatio, 1, duration);
      }
      return this;
    },
    crossFadeTo: function(fadeInAction, duration, warp) {
      return fadeInAction.crossFadeFrom(this, duration, warp);
    },
    stopFading: function() {
      var weightInterpolant = this._weightInterpolant;
      if (weightInterpolant !== null) {
        this._weightInterpolant = null;
        this._mixer._takeBackControlInterpolant(weightInterpolant);
      }
      return this;
    },
    // Time Scale Control
    // set the time scale stopping any scheduled warping
    // although .paused = true yields an effective time scale of zero, this
    // method does *not* change .paused, because it would be confusing
    setEffectiveTimeScale: function(timeScale) {
      this.timeScale = timeScale;
      this._effectiveTimeScale = this.paused ? 0 : timeScale;
      return this.stopWarping();
    },
    // return the time scale considering warping and .paused
    getEffectiveTimeScale: function() {
      return this._effectiveTimeScale;
    },
    setDuration: function(duration) {
      this.timeScale = this._clip.duration / duration;
      return this.stopWarping();
    },
    syncWith: function(action) {
      this.time = action.time;
      this.timeScale = action.timeScale;
      return this.stopWarping();
    },
    halt: function(duration) {
      return this.warp(this._effectiveTimeScale, 0, duration);
    },
    warp: function(startTimeScale, endTimeScale, duration) {
      var mixer = this._mixer, now = mixer.time, interpolant = this._timeScaleInterpolant, timeScale = this.timeScale;
      if (interpolant === null) {
        interpolant = mixer._lendControlInterpolant();
        this._timeScaleInterpolant = interpolant;
      }
      var times = interpolant.parameterPositions, values = interpolant.sampleValues;
      times[0] = now;
      times[1] = now + duration;
      values[0] = startTimeScale / timeScale;
      values[1] = endTimeScale / timeScale;
      return this;
    },
    stopWarping: function() {
      var timeScaleInterpolant = this._timeScaleInterpolant;
      if (timeScaleInterpolant !== null) {
        this._timeScaleInterpolant = null;
        this._mixer._takeBackControlInterpolant(timeScaleInterpolant);
      }
      return this;
    },
    // Object Accessors
    getMixer: function() {
      return this._mixer;
    },
    getClip: function() {
      return this._clip;
    },
    getRoot: function() {
      return this._localRoot || this._mixer._root;
    },
    // Interna
    _update: function(time, deltaTime, timeDirection, accuIndex) {
      if (!this.enabled) {
        this._updateWeight(time);
        return;
      }
      var startTime = this._startTime;
      if (startTime !== null) {
        var timeRunning = (time - startTime) * timeDirection;
        if (timeRunning < 0 || timeDirection === 0) {
          return;
        }
        this._startTime = null;
        deltaTime = timeDirection * timeRunning;
      }
      deltaTime *= this._updateTimeScale(time);
      var clipTime = this._updateTime(deltaTime);
      var weight = this._updateWeight(time);
      if (weight > 0) {
        var interpolants = this._interpolants;
        var propertyMixers = this._propertyBindings;
        for (var j = 0, m = interpolants.length; j !== m; ++j) {
          interpolants[j].evaluate(clipTime);
          propertyMixers[j].accumulate(accuIndex, weight);
        }
      }
    },
    _updateWeight: function(time) {
      var weight = 0;
      if (this.enabled) {
        weight = this.weight;
        var interpolant = this._weightInterpolant;
        if (interpolant !== null) {
          var interpolantValue = interpolant.evaluate(time)[0];
          weight *= interpolantValue;
          if (time > interpolant.parameterPositions[1]) {
            this.stopFading();
            if (interpolantValue === 0) {
              this.enabled = false;
            }
          }
        }
      }
      this._effectiveWeight = weight;
      return weight;
    },
    _updateTimeScale: function(time) {
      var timeScale = 0;
      if (!this.paused) {
        timeScale = this.timeScale;
        var interpolant = this._timeScaleInterpolant;
        if (interpolant !== null) {
          var interpolantValue = interpolant.evaluate(time)[0];
          timeScale *= interpolantValue;
          if (time > interpolant.parameterPositions[1]) {
            this.stopWarping();
            if (timeScale === 0) {
              this.paused = true;
            } else {
              this.timeScale = timeScale;
            }
          }
        }
      }
      this._effectiveTimeScale = timeScale;
      return timeScale;
    },
    _updateTime: function(deltaTime) {
      var time = this.time + deltaTime;
      var duration = this._clip.duration;
      var loop = this.loop;
      var loopCount = this._loopCount;
      var pingPong = loop === LoopPingPong;
      if (deltaTime === 0) {
        if (loopCount === -1)
          return time;
        return pingPong && (loopCount & 1) === 1 ? duration - time : time;
      }
      if (loop === LoopOnce) {
        if (loopCount === -1) {
          this._loopCount = 0;
          this._setEndings(true, true, false);
        }
        handle_stop: {
          if (time >= duration) {
            time = duration;
          } else if (time < 0) {
            time = 0;
          } else {
            this.time = time;
            break handle_stop;
          }
          if (this.clampWhenFinished)
            this.paused = true;
          else
            this.enabled = false;
          this.time = time;
          this._mixer.dispatchEvent({
            type: "finished",
            action: this,
            direction: deltaTime < 0 ? -1 : 1
          });
        }
      } else {
        if (loopCount === -1) {
          if (deltaTime >= 0) {
            loopCount = 0;
            this._setEndings(true, this.repetitions === 0, pingPong);
          } else {
            this._setEndings(this.repetitions === 0, true, pingPong);
          }
        }
        if (time >= duration || time < 0) {
          var loopDelta = Math.floor(time / duration);
          time -= duration * loopDelta;
          loopCount += Math.abs(loopDelta);
          var pending = this.repetitions - loopCount;
          if (pending <= 0) {
            if (this.clampWhenFinished)
              this.paused = true;
            else
              this.enabled = false;
            time = deltaTime > 0 ? duration : 0;
            this.time = time;
            this._mixer.dispatchEvent({
              type: "finished",
              action: this,
              direction: deltaTime > 0 ? 1 : -1
            });
          } else {
            if (pending === 1) {
              var atStart = deltaTime < 0;
              this._setEndings(atStart, !atStart, pingPong);
            } else {
              this._setEndings(false, false, pingPong);
            }
            this._loopCount = loopCount;
            this.time = time;
            this._mixer.dispatchEvent({
              type: "loop",
              action: this,
              loopDelta
            });
          }
        } else {
          this.time = time;
        }
        if (pingPong && (loopCount & 1) === 1) {
          return duration - time;
        }
      }
      return time;
    },
    _setEndings: function(atStart, atEnd, pingPong) {
      var settings = this._interpolantSettings;
      if (pingPong) {
        settings.endingStart = ZeroSlopeEnding;
        settings.endingEnd = ZeroSlopeEnding;
      } else {
        if (atStart) {
          settings.endingStart = this.zeroSlopeAtStart ? ZeroSlopeEnding : ZeroCurvatureEnding;
        } else {
          settings.endingStart = WrapAroundEnding;
        }
        if (atEnd) {
          settings.endingEnd = this.zeroSlopeAtEnd ? ZeroSlopeEnding : ZeroCurvatureEnding;
        } else {
          settings.endingEnd = WrapAroundEnding;
        }
      }
    },
    _scheduleFading: function(duration, weightNow, weightThen) {
      var mixer = this._mixer, now = mixer.time, interpolant = this._weightInterpolant;
      if (interpolant === null) {
        interpolant = mixer._lendControlInterpolant();
        this._weightInterpolant = interpolant;
      }
      var times = interpolant.parameterPositions, values = interpolant.sampleValues;
      times[0] = now;
      values[0] = weightNow;
      times[1] = now + duration;
      values[1] = weightThen;
      return this;
    }
  });
  function AnimationMixer(root) {
    this._root = root;
    this._initMemoryManager();
    this._accuIndex = 0;
    this.time = 0;
    this.timeScale = 1;
  }
  AnimationMixer.prototype = Object.assign(Object.create(EventDispatcher.prototype), {
    constructor: AnimationMixer,
    _bindAction: function(action, prototypeAction) {
      var root = action._localRoot || this._root, tracks = action._clip.tracks, nTracks = tracks.length, bindings = action._propertyBindings, interpolants = action._interpolants, rootUuid = root.uuid, bindingsByRoot = this._bindingsByRootAndName, bindingsByName = bindingsByRoot[rootUuid];
      if (bindingsByName === void 0) {
        bindingsByName = {};
        bindingsByRoot[rootUuid] = bindingsByName;
      }
      for (var i2 = 0; i2 !== nTracks; ++i2) {
        var track = tracks[i2], trackName = track.name, binding = bindingsByName[trackName];
        if (binding !== void 0) {
          bindings[i2] = binding;
        } else {
          binding = bindings[i2];
          if (binding !== void 0) {
            if (binding._cacheIndex === null) {
              ++binding.referenceCount;
              this._addInactiveBinding(binding, rootUuid, trackName);
            }
            continue;
          }
          var path = prototypeAction && prototypeAction._propertyBindings[i2].binding.parsedPath;
          binding = new PropertyMixer(
            PropertyBinding.create(root, trackName, path),
            track.ValueTypeName,
            track.getValueSize()
          );
          ++binding.referenceCount;
          this._addInactiveBinding(binding, rootUuid, trackName);
          bindings[i2] = binding;
        }
        interpolants[i2].resultBuffer = binding.buffer;
      }
    },
    _activateAction: function(action) {
      if (!this._isActiveAction(action)) {
        if (action._cacheIndex === null) {
          var rootUuid = (action._localRoot || this._root).uuid, clipUuid = action._clip.uuid, actionsForClip = this._actionsByClip[clipUuid];
          this._bindAction(
            action,
            actionsForClip && actionsForClip.knownActions[0]
          );
          this._addInactiveAction(action, clipUuid, rootUuid);
        }
        var bindings = action._propertyBindings;
        for (var i2 = 0, n = bindings.length; i2 !== n; ++i2) {
          var binding = bindings[i2];
          if (binding.useCount++ === 0) {
            this._lendBinding(binding);
            binding.saveOriginalState();
          }
        }
        this._lendAction(action);
      }
    },
    _deactivateAction: function(action) {
      if (this._isActiveAction(action)) {
        var bindings = action._propertyBindings;
        for (var i2 = 0, n = bindings.length; i2 !== n; ++i2) {
          var binding = bindings[i2];
          if (--binding.useCount === 0) {
            binding.restoreOriginalState();
            this._takeBackBinding(binding);
          }
        }
        this._takeBackAction(action);
      }
    },
    // Memory manager
    _initMemoryManager: function() {
      this._actions = [];
      this._nActiveActions = 0;
      this._actionsByClip = {};
      this._bindings = [];
      this._nActiveBindings = 0;
      this._bindingsByRootAndName = {};
      this._controlInterpolants = [];
      this._nActiveControlInterpolants = 0;
      var scope = this;
      this.stats = {
        actions: {
          get total() {
            return scope._actions.length;
          },
          get inUse() {
            return scope._nActiveActions;
          }
        },
        bindings: {
          get total() {
            return scope._bindings.length;
          },
          get inUse() {
            return scope._nActiveBindings;
          }
        },
        controlInterpolants: {
          get total() {
            return scope._controlInterpolants.length;
          },
          get inUse() {
            return scope._nActiveControlInterpolants;
          }
        }
      };
    },
    // Memory management for AnimationAction objects
    _isActiveAction: function(action) {
      var index = action._cacheIndex;
      return index !== null && index < this._nActiveActions;
    },
    _addInactiveAction: function(action, clipUuid, rootUuid) {
      var actions = this._actions, actionsByClip = this._actionsByClip, actionsForClip = actionsByClip[clipUuid];
      if (actionsForClip === void 0) {
        actionsForClip = {
          knownActions: [action],
          actionByRoot: {}
        };
        action._byClipCacheIndex = 0;
        actionsByClip[clipUuid] = actionsForClip;
      } else {
        var knownActions = actionsForClip.knownActions;
        action._byClipCacheIndex = knownActions.length;
        knownActions.push(action);
      }
      action._cacheIndex = actions.length;
      actions.push(action);
      actionsForClip.actionByRoot[rootUuid] = action;
    },
    _removeInactiveAction: function(action) {
      var actions = this._actions, lastInactiveAction = actions[actions.length - 1], cacheIndex = action._cacheIndex;
      lastInactiveAction._cacheIndex = cacheIndex;
      actions[cacheIndex] = lastInactiveAction;
      actions.pop();
      action._cacheIndex = null;
      var clipUuid = action._clip.uuid, actionsByClip = this._actionsByClip, actionsForClip = actionsByClip[clipUuid], knownActionsForClip = actionsForClip.knownActions, lastKnownAction = knownActionsForClip[knownActionsForClip.length - 1], byClipCacheIndex = action._byClipCacheIndex;
      lastKnownAction._byClipCacheIndex = byClipCacheIndex;
      knownActionsForClip[byClipCacheIndex] = lastKnownAction;
      knownActionsForClip.pop();
      action._byClipCacheIndex = null;
      var actionByRoot = actionsForClip.actionByRoot, rootUuid = (action._localRoot || this._root).uuid;
      delete actionByRoot[rootUuid];
      if (knownActionsForClip.length === 0) {
        delete actionsByClip[clipUuid];
      }
      this._removeInactiveBindingsForAction(action);
    },
    _removeInactiveBindingsForAction: function(action) {
      var bindings = action._propertyBindings;
      for (var i2 = 0, n = bindings.length; i2 !== n; ++i2) {
        var binding = bindings[i2];
        if (--binding.referenceCount === 0) {
          this._removeInactiveBinding(binding);
        }
      }
    },
    _lendAction: function(action) {
      var actions = this._actions, prevIndex = action._cacheIndex, lastActiveIndex = this._nActiveActions++, firstInactiveAction = actions[lastActiveIndex];
      action._cacheIndex = lastActiveIndex;
      actions[lastActiveIndex] = action;
      firstInactiveAction._cacheIndex = prevIndex;
      actions[prevIndex] = firstInactiveAction;
    },
    _takeBackAction: function(action) {
      var actions = this._actions, prevIndex = action._cacheIndex, firstInactiveIndex = --this._nActiveActions, lastActiveAction = actions[firstInactiveIndex];
      action._cacheIndex = firstInactiveIndex;
      actions[firstInactiveIndex] = action;
      lastActiveAction._cacheIndex = prevIndex;
      actions[prevIndex] = lastActiveAction;
    },
    // Memory management for PropertyMixer objects
    _addInactiveBinding: function(binding, rootUuid, trackName) {
      var bindingsByRoot = this._bindingsByRootAndName, bindingByName = bindingsByRoot[rootUuid], bindings = this._bindings;
      if (bindingByName === void 0) {
        bindingByName = {};
        bindingsByRoot[rootUuid] = bindingByName;
      }
      bindingByName[trackName] = binding;
      binding._cacheIndex = bindings.length;
      bindings.push(binding);
    },
    _removeInactiveBinding: function(binding) {
      var bindings = this._bindings, propBinding = binding.binding, rootUuid = propBinding.rootNode.uuid, trackName = propBinding.path, bindingsByRoot = this._bindingsByRootAndName, bindingByName = bindingsByRoot[rootUuid], lastInactiveBinding = bindings[bindings.length - 1], cacheIndex = binding._cacheIndex;
      lastInactiveBinding._cacheIndex = cacheIndex;
      bindings[cacheIndex] = lastInactiveBinding;
      bindings.pop();
      delete bindingByName[trackName];
      if (Object.keys(bindingByName).length === 0) {
        delete bindingsByRoot[rootUuid];
      }
    },
    _lendBinding: function(binding) {
      var bindings = this._bindings, prevIndex = binding._cacheIndex, lastActiveIndex = this._nActiveBindings++, firstInactiveBinding = bindings[lastActiveIndex];
      binding._cacheIndex = lastActiveIndex;
      bindings[lastActiveIndex] = binding;
      firstInactiveBinding._cacheIndex = prevIndex;
      bindings[prevIndex] = firstInactiveBinding;
    },
    _takeBackBinding: function(binding) {
      var bindings = this._bindings, prevIndex = binding._cacheIndex, firstInactiveIndex = --this._nActiveBindings, lastActiveBinding = bindings[firstInactiveIndex];
      binding._cacheIndex = firstInactiveIndex;
      bindings[firstInactiveIndex] = binding;
      lastActiveBinding._cacheIndex = prevIndex;
      bindings[prevIndex] = lastActiveBinding;
    },
    // Memory management of Interpolants for weight and time scale
    _lendControlInterpolant: function() {
      var interpolants = this._controlInterpolants, lastActiveIndex = this._nActiveControlInterpolants++, interpolant = interpolants[lastActiveIndex];
      if (interpolant === void 0) {
        interpolant = new LinearInterpolant(
          new Float32Array(2),
          new Float32Array(2),
          1,
          this._controlInterpolantsResultBuffer
        );
        interpolant.__cacheIndex = lastActiveIndex;
        interpolants[lastActiveIndex] = interpolant;
      }
      return interpolant;
    },
    _takeBackControlInterpolant: function(interpolant) {
      var interpolants = this._controlInterpolants, prevIndex = interpolant.__cacheIndex, firstInactiveIndex = --this._nActiveControlInterpolants, lastActiveInterpolant = interpolants[firstInactiveIndex];
      interpolant.__cacheIndex = firstInactiveIndex;
      interpolants[firstInactiveIndex] = interpolant;
      lastActiveInterpolant.__cacheIndex = prevIndex;
      interpolants[prevIndex] = lastActiveInterpolant;
    },
    _controlInterpolantsResultBuffer: new Float32Array(1),
    // return an action for a clip optionally using a custom root target
    // object (this method allocates a lot of dynamic memory in case a
    // previously unknown clip/root combination is specified)
    clipAction: function(clip, optionalRoot) {
      var root = optionalRoot || this._root, rootUuid = root.uuid, clipObject = typeof clip === "string" ? AnimationClip.findByName(root, clip) : clip, clipUuid = clipObject !== null ? clipObject.uuid : clip, actionsForClip = this._actionsByClip[clipUuid], prototypeAction = null;
      if (actionsForClip !== void 0) {
        var existingAction = actionsForClip.actionByRoot[rootUuid];
        if (existingAction !== void 0) {
          return existingAction;
        }
        prototypeAction = actionsForClip.knownActions[0];
        if (clipObject === null)
          clipObject = prototypeAction._clip;
      }
      if (clipObject === null)
        return null;
      var newAction = new AnimationAction(this, clipObject, optionalRoot);
      this._bindAction(newAction, prototypeAction);
      this._addInactiveAction(newAction, clipUuid, rootUuid);
      return newAction;
    },
    // get an existing action
    existingAction: function(clip, optionalRoot) {
      var root = optionalRoot || this._root, rootUuid = root.uuid, clipObject = typeof clip === "string" ? AnimationClip.findByName(root, clip) : clip, clipUuid = clipObject ? clipObject.uuid : clip, actionsForClip = this._actionsByClip[clipUuid];
      if (actionsForClip !== void 0) {
        return actionsForClip.actionByRoot[rootUuid] || null;
      }
      return null;
    },
    // deactivates all previously scheduled actions
    stopAllAction: function() {
      var actions = this._actions, nActions = this._nActiveActions, bindings = this._bindings, nBindings = this._nActiveBindings;
      this._nActiveActions = 0;
      this._nActiveBindings = 0;
      for (var i2 = 0; i2 !== nActions; ++i2) {
        actions[i2].reset();
      }
      for (var i2 = 0; i2 !== nBindings; ++i2) {
        bindings[i2].useCount = 0;
      }
      return this;
    },
    // advance the time and update apply the animation
    update: function(deltaTime) {
      deltaTime *= this.timeScale;
      var actions = this._actions, nActions = this._nActiveActions, time = this.time += deltaTime, timeDirection = Math.sign(deltaTime), accuIndex = this._accuIndex ^= 1;
      for (var i2 = 0; i2 !== nActions; ++i2) {
        var action = actions[i2];
        action._update(time, deltaTime, timeDirection, accuIndex);
      }
      var bindings = this._bindings, nBindings = this._nActiveBindings;
      for (var i2 = 0; i2 !== nBindings; ++i2) {
        bindings[i2].apply(accuIndex);
      }
      return this;
    },
    // Allows you to seek to a specific time in an animation.
    setTime: function(timeInSeconds) {
      this.time = 0;
      for (var i2 = 0; i2 < this._actions.length; i2++) {
        this._actions[i2].time = 0;
      }
      return this.update(timeInSeconds);
    },
    // return this mixer's root target object
    getRoot: function() {
      return this._root;
    },
    // free all resources specific to a particular clip
    uncacheClip: function(clip) {
      var actions = this._actions, clipUuid = clip.uuid, actionsByClip = this._actionsByClip, actionsForClip = actionsByClip[clipUuid];
      if (actionsForClip !== void 0) {
        var actionsToRemove = actionsForClip.knownActions;
        for (var i2 = 0, n = actionsToRemove.length; i2 !== n; ++i2) {
          var action = actionsToRemove[i2];
          this._deactivateAction(action);
          var cacheIndex = action._cacheIndex, lastInactiveAction = actions[actions.length - 1];
          action._cacheIndex = null;
          action._byClipCacheIndex = null;
          lastInactiveAction._cacheIndex = cacheIndex;
          actions[cacheIndex] = lastInactiveAction;
          actions.pop();
          this._removeInactiveBindingsForAction(action);
        }
        delete actionsByClip[clipUuid];
      }
    },
    // free all resources specific to a particular root target object
    uncacheRoot: function(root) {
      var rootUuid = root.uuid, actionsByClip = this._actionsByClip;
      for (var clipUuid in actionsByClip) {
        var actionByRoot = actionsByClip[clipUuid].actionByRoot, action = actionByRoot[rootUuid];
        if (action !== void 0) {
          this._deactivateAction(action);
          this._removeInactiveAction(action);
        }
      }
      var bindingsByRoot = this._bindingsByRootAndName, bindingByName = bindingsByRoot[rootUuid];
      if (bindingByName !== void 0) {
        for (var trackName in bindingByName) {
          var binding = bindingByName[trackName];
          binding.restoreOriginalState();
          this._removeInactiveBinding(binding);
        }
      }
    },
    // remove a targeted clip from the cache
    uncacheAction: function(clip, optionalRoot) {
      var action = this.existingAction(clip, optionalRoot);
      if (action !== null) {
        this._deactivateAction(action);
        this._removeInactiveAction(action);
      }
    }
  });
  function Uniform(value) {
    if (typeof value === "string") {
      console.warn("THREE.Uniform: Type parameter is no longer needed.");
      value = arguments[1];
    }
    this.value = value;
  }
  Uniform.prototype.clone = function() {
    return new Uniform(this.value.clone === void 0 ? this.value : this.value.clone());
  };
  function InstancedInterleavedBuffer(array, stride, meshPerAttribute) {
    InterleavedBuffer.call(this, array, stride);
    this.meshPerAttribute = meshPerAttribute || 1;
  }
  InstancedInterleavedBuffer.prototype = Object.assign(Object.create(InterleavedBuffer.prototype), {
    constructor: InstancedInterleavedBuffer,
    isInstancedInterleavedBuffer: true,
    copy: function(source) {
      InterleavedBuffer.prototype.copy.call(this, source);
      this.meshPerAttribute = source.meshPerAttribute;
      return this;
    }
  });
  function Raycaster(origin, direction, near, far) {
    this.ray = new Ray(origin, direction);
    this.near = near || 0;
    this.far = far || Infinity;
    this.camera = null;
    this.params = {
      Mesh: {},
      Line: {},
      LOD: {},
      Points: { threshold: 1 },
      Sprite: {}
    };
    Object.defineProperties(this.params, {
      PointCloud: {
        get: function() {
          console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points.");
          return this.Points;
        }
      }
    });
  }
  function ascSort(a, b) {
    return a.distance - b.distance;
  }
  function intersectObject(object, raycaster, intersects2, recursive) {
    if (object.visible === false)
      return;
    object.raycast(raycaster, intersects2);
    if (recursive === true) {
      var children = object.children;
      for (var i2 = 0, l = children.length; i2 < l; i2++) {
        intersectObject(children[i2], raycaster, intersects2, true);
      }
    }
  }
  Object.assign(Raycaster.prototype, {
    linePrecision: 1,
    set: function(origin, direction) {
      this.ray.set(origin, direction);
    },
    setFromCamera: function(coords, camera) {
      if (camera && camera.isPerspectiveCamera) {
        this.ray.origin.setFromMatrixPosition(camera.matrixWorld);
        this.ray.direction.set(coords.x, coords.y, 0.5).unproject(camera).sub(this.ray.origin).normalize();
        this.camera = camera;
      } else if (camera && camera.isOrthographicCamera) {
        this.ray.origin.set(coords.x, coords.y, (camera.near + camera.far) / (camera.near - camera.far)).unproject(camera);
        this.ray.direction.set(0, 0, -1).transformDirection(camera.matrixWorld);
        this.camera = camera;
      } else {
        console.error("THREE.Raycaster: Unsupported camera type.");
      }
    },
    intersectObject: function(object, recursive, optionalTarget) {
      var intersects2 = optionalTarget || [];
      intersectObject(object, this, intersects2, recursive);
      intersects2.sort(ascSort);
      return intersects2;
    },
    intersectObjects: function(objects, recursive, optionalTarget) {
      var intersects2 = optionalTarget || [];
      if (Array.isArray(objects) === false) {
        console.warn("THREE.Raycaster.intersectObjects: objects is not an Array.");
        return intersects2;
      }
      for (var i2 = 0, l = objects.length; i2 < l; i2++) {
        intersectObject(objects[i2], this, intersects2, recursive);
      }
      intersects2.sort(ascSort);
      return intersects2;
    }
  });
  function Spherical(radius, phi, theta) {
    this.radius = radius !== void 0 ? radius : 1;
    this.phi = phi !== void 0 ? phi : 0;
    this.theta = theta !== void 0 ? theta : 0;
    return this;
  }
  Object.assign(Spherical.prototype, {
    set: function(radius, phi, theta) {
      this.radius = radius;
      this.phi = phi;
      this.theta = theta;
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(other) {
      this.radius = other.radius;
      this.phi = other.phi;
      this.theta = other.theta;
      return this;
    },
    // restrict phi to be betwee EPS and PI-EPS
    makeSafe: function() {
      var EPS = 1e-6;
      this.phi = Math.max(EPS, Math.min(Math.PI - EPS, this.phi));
      return this;
    },
    setFromVector3: function(v) {
      return this.setFromCartesianCoords(v.x, v.y, v.z);
    },
    setFromCartesianCoords: function(x, y, z) {
      this.radius = Math.sqrt(x * x + y * y + z * z);
      if (this.radius === 0) {
        this.theta = 0;
        this.phi = 0;
      } else {
        this.theta = Math.atan2(x, z);
        this.phi = Math.acos(MathUtils.clamp(y / this.radius, -1, 1));
      }
      return this;
    }
  });
  function Cylindrical(radius, theta, y) {
    this.radius = radius !== void 0 ? radius : 1;
    this.theta = theta !== void 0 ? theta : 0;
    this.y = y !== void 0 ? y : 0;
    return this;
  }
  Object.assign(Cylindrical.prototype, {
    set: function(radius, theta, y) {
      this.radius = radius;
      this.theta = theta;
      this.y = y;
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(other) {
      this.radius = other.radius;
      this.theta = other.theta;
      this.y = other.y;
      return this;
    },
    setFromVector3: function(v) {
      return this.setFromCartesianCoords(v.x, v.y, v.z);
    },
    setFromCartesianCoords: function(x, y, z) {
      this.radius = Math.sqrt(x * x + z * z);
      this.theta = Math.atan2(x, z);
      this.y = y;
      return this;
    }
  });
  var _vector$7 = new Vector2();
  function Box2(min, max) {
    this.min = min !== void 0 ? min : new Vector2(Infinity, Infinity);
    this.max = max !== void 0 ? max : new Vector2(-Infinity, -Infinity);
  }
  Object.assign(Box2.prototype, {
    set: function(min, max) {
      this.min.copy(min);
      this.max.copy(max);
      return this;
    },
    setFromPoints: function(points) {
      this.makeEmpty();
      for (var i2 = 0, il = points.length; i2 < il; i2++) {
        this.expandByPoint(points[i2]);
      }
      return this;
    },
    setFromCenterAndSize: function(center, size) {
      var halfSize = _vector$7.copy(size).multiplyScalar(0.5);
      this.min.copy(center).sub(halfSize);
      this.max.copy(center).add(halfSize);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(box) {
      this.min.copy(box.min);
      this.max.copy(box.max);
      return this;
    },
    makeEmpty: function() {
      this.min.x = this.min.y = Infinity;
      this.max.x = this.max.y = -Infinity;
      return this;
    },
    isEmpty: function() {
      return this.max.x < this.min.x || this.max.y < this.min.y;
    },
    getCenter: function(target) {
      if (target === void 0) {
        console.warn("THREE.Box2: .getCenter() target is now required");
        target = new Vector2();
      }
      return this.isEmpty() ? target.set(0, 0) : target.addVectors(this.min, this.max).multiplyScalar(0.5);
    },
    getSize: function(target) {
      if (target === void 0) {
        console.warn("THREE.Box2: .getSize() target is now required");
        target = new Vector2();
      }
      return this.isEmpty() ? target.set(0, 0) : target.subVectors(this.max, this.min);
    },
    expandByPoint: function(point) {
      this.min.min(point);
      this.max.max(point);
      return this;
    },
    expandByVector: function(vector) {
      this.min.sub(vector);
      this.max.add(vector);
      return this;
    },
    expandByScalar: function(scalar) {
      this.min.addScalar(-scalar);
      this.max.addScalar(scalar);
      return this;
    },
    containsPoint: function(point) {
      return point.x < this.min.x || point.x > this.max.x || point.y < this.min.y || point.y > this.max.y ? false : true;
    },
    containsBox: function(box) {
      return this.min.x <= box.min.x && box.max.x <= this.max.x && this.min.y <= box.min.y && box.max.y <= this.max.y;
    },
    getParameter: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Box2: .getParameter() target is now required");
        target = new Vector2();
      }
      return target.set(
        (point.x - this.min.x) / (this.max.x - this.min.x),
        (point.y - this.min.y) / (this.max.y - this.min.y)
      );
    },
    intersectsBox: function(box) {
      return box.max.x < this.min.x || box.min.x > this.max.x || box.max.y < this.min.y || box.min.y > this.max.y ? false : true;
    },
    clampPoint: function(point, target) {
      if (target === void 0) {
        console.warn("THREE.Box2: .clampPoint() target is now required");
        target = new Vector2();
      }
      return target.copy(point).clamp(this.min, this.max);
    },
    distanceToPoint: function(point) {
      var clampedPoint = _vector$7.copy(point).clamp(this.min, this.max);
      return clampedPoint.sub(point).length();
    },
    intersect: function(box) {
      this.min.max(box.min);
      this.max.min(box.max);
      return this;
    },
    union: function(box) {
      this.min.min(box.min);
      this.max.max(box.max);
      return this;
    },
    translate: function(offset) {
      this.min.add(offset);
      this.max.add(offset);
      return this;
    },
    equals: function(box) {
      return box.min.equals(this.min) && box.max.equals(this.max);
    }
  });
  var _startP = new Vector3();
  var _startEnd = new Vector3();
  function Line3(start, end) {
    this.start = start !== void 0 ? start : new Vector3();
    this.end = end !== void 0 ? end : new Vector3();
  }
  Object.assign(Line3.prototype, {
    set: function(start, end) {
      this.start.copy(start);
      this.end.copy(end);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    },
    copy: function(line) {
      this.start.copy(line.start);
      this.end.copy(line.end);
      return this;
    },
    getCenter: function(target) {
      if (target === void 0) {
        console.warn("THREE.Line3: .getCenter() target is now required");
        target = new Vector3();
      }
      return target.addVectors(this.start, this.end).multiplyScalar(0.5);
    },
    delta: function(target) {
      if (target === void 0) {
        console.warn("THREE.Line3: .delta() target is now required");
        target = new Vector3();
      }
      return target.subVectors(this.end, this.start);
    },
    distanceSq: function() {
      return this.start.distanceToSquared(this.end);
    },
    distance: function() {
      return this.start.distanceTo(this.end);
    },
    at: function(t, target) {
      if (target === void 0) {
        console.warn("THREE.Line3: .at() target is now required");
        target = new Vector3();
      }
      return this.delta(target).multiplyScalar(t).add(this.start);
    },
    closestPointToPointParameter: function(point, clampToLine) {
      _startP.subVectors(point, this.start);
      _startEnd.subVectors(this.end, this.start);
      var startEnd2 = _startEnd.dot(_startEnd);
      var startEnd_startP = _startEnd.dot(_startP);
      var t = startEnd_startP / startEnd2;
      if (clampToLine) {
        t = MathUtils.clamp(t, 0, 1);
      }
      return t;
    },
    closestPointToPoint: function(point, clampToLine, target) {
      var t = this.closestPointToPointParameter(point, clampToLine);
      if (target === void 0) {
        console.warn("THREE.Line3: .closestPointToPoint() target is now required");
        target = new Vector3();
      }
      return this.delta(target).multiplyScalar(t).add(this.start);
    },
    applyMatrix4: function(matrix) {
      this.start.applyMatrix4(matrix);
      this.end.applyMatrix4(matrix);
      return this;
    },
    equals: function(line) {
      return line.start.equals(this.start) && line.end.equals(this.end);
    }
  });
  function ImmediateRenderObject(material) {
    Object3D.call(this);
    this.material = material;
    this.render = function() {
    };
  }
  ImmediateRenderObject.prototype = Object.create(Object3D.prototype);
  ImmediateRenderObject.prototype.constructor = ImmediateRenderObject;
  ImmediateRenderObject.prototype.isImmediateRenderObject = true;
  var _vector$8 = new Vector3();
  function SpotLightHelper(light, color) {
    Object3D.call(this);
    this.light = light;
    this.light.updateMatrixWorld();
    this.matrix = light.matrixWorld;
    this.matrixAutoUpdate = false;
    this.color = color;
    var geometry = new BufferGeometry();
    var positions = [
      0,
      0,
      0,
      0,
      0,
      1,
      0,
      0,
      0,
      1,
      0,
      1,
      0,
      0,
      0,
      -1,
      0,
      1,
      0,
      0,
      0,
      0,
      1,
      1,
      0,
      0,
      0,
      0,
      -1,
      1
    ];
    for (var i2 = 0, j = 1, l = 32; i2 < l; i2++, j++) {
      var p1 = i2 / l * Math.PI * 2;
      var p2 = j / l * Math.PI * 2;
      positions.push(
        Math.cos(p1),
        Math.sin(p1),
        1,
        Math.cos(p2),
        Math.sin(p2),
        1
      );
    }
    geometry.setAttribute("position", new Float32BufferAttribute(positions, 3));
    var material = new LineBasicMaterial({ fog: false });
    this.cone = new LineSegments(geometry, material);
    this.add(this.cone);
    this.update();
  }
  SpotLightHelper.prototype = Object.create(Object3D.prototype);
  SpotLightHelper.prototype.constructor = SpotLightHelper;
  SpotLightHelper.prototype.dispose = function() {
    this.cone.geometry.dispose();
    this.cone.material.dispose();
  };
  SpotLightHelper.prototype.update = function() {
    this.light.updateMatrixWorld();
    var coneLength = this.light.distance ? this.light.distance : 1e3;
    var coneWidth = coneLength * Math.tan(this.light.angle);
    this.cone.scale.set(coneWidth, coneWidth, coneLength);
    _vector$8.setFromMatrixPosition(this.light.target.matrixWorld);
    this.cone.lookAt(_vector$8);
    if (this.color !== void 0) {
      this.cone.material.color.set(this.color);
    } else {
      this.cone.material.color.copy(this.light.color);
    }
  };
  var _vector$9 = new Vector3();
  var _boneMatrix = new Matrix4();
  var _matrixWorldInv = new Matrix4();
  function getBoneList(object) {
    var boneList = [];
    if (object && object.isBone) {
      boneList.push(object);
    }
    for (var i2 = 0; i2 < object.children.length; i2++) {
      boneList.push.apply(boneList, getBoneList(object.children[i2]));
    }
    return boneList;
  }
  function SkeletonHelper(object) {
    var bones = getBoneList(object);
    var geometry = new BufferGeometry();
    var vertices = [];
    var colors = [];
    var color1 = new Color(0, 0, 1);
    var color2 = new Color(0, 1, 0);
    for (var i2 = 0; i2 < bones.length; i2++) {
      var bone = bones[i2];
      if (bone.parent && bone.parent.isBone) {
        vertices.push(0, 0, 0);
        vertices.push(0, 0, 0);
        colors.push(color1.r, color1.g, color1.b);
        colors.push(color2.r, color2.g, color2.b);
      }
    }
    geometry.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    geometry.setAttribute("color", new Float32BufferAttribute(colors, 3));
    var material = new LineBasicMaterial({ vertexColors: VertexColors, depthTest: false, depthWrite: false, transparent: true });
    LineSegments.call(this, geometry, material);
    this.root = object;
    this.bones = bones;
    this.matrix = object.matrixWorld;
    this.matrixAutoUpdate = false;
  }
  SkeletonHelper.prototype = Object.create(LineSegments.prototype);
  SkeletonHelper.prototype.constructor = SkeletonHelper;
  SkeletonHelper.prototype.updateMatrixWorld = function(force) {
    var bones = this.bones;
    var geometry = this.geometry;
    var position = geometry.getAttribute("position");
    _matrixWorldInv.getInverse(this.root.matrixWorld);
    for (var i2 = 0, j = 0; i2 < bones.length; i2++) {
      var bone = bones[i2];
      if (bone.parent && bone.parent.isBone) {
        _boneMatrix.multiplyMatrices(_matrixWorldInv, bone.matrixWorld);
        _vector$9.setFromMatrixPosition(_boneMatrix);
        position.setXYZ(j, _vector$9.x, _vector$9.y, _vector$9.z);
        _boneMatrix.multiplyMatrices(_matrixWorldInv, bone.parent.matrixWorld);
        _vector$9.setFromMatrixPosition(_boneMatrix);
        position.setXYZ(j + 1, _vector$9.x, _vector$9.y, _vector$9.z);
        j += 2;
      }
    }
    geometry.getAttribute("position").needsUpdate = true;
    Object3D.prototype.updateMatrixWorld.call(this, force);
  };
  function PointLightHelper(light, sphereSize, color) {
    this.light = light;
    this.light.updateMatrixWorld();
    this.color = color;
    var geometry = new SphereBufferGeometry(sphereSize, 4, 2);
    var material = new MeshBasicMaterial({ wireframe: true, fog: false });
    Mesh.call(this, geometry, material);
    this.matrix = this.light.matrixWorld;
    this.matrixAutoUpdate = false;
    this.update();
  }
  PointLightHelper.prototype = Object.create(Mesh.prototype);
  PointLightHelper.prototype.constructor = PointLightHelper;
  PointLightHelper.prototype.dispose = function() {
    this.geometry.dispose();
    this.material.dispose();
  };
  PointLightHelper.prototype.update = function() {
    if (this.color !== void 0) {
      this.material.color.set(this.color);
    } else {
      this.material.color.copy(this.light.color);
    }
  };
  var _vector$a = new Vector3();
  var _color1 = new Color();
  var _color2 = new Color();
  function HemisphereLightHelper(light, size, color) {
    Object3D.call(this);
    this.light = light;
    this.light.updateMatrixWorld();
    this.matrix = light.matrixWorld;
    this.matrixAutoUpdate = false;
    this.color = color;
    var geometry = new OctahedronBufferGeometry(size);
    geometry.rotateY(Math.PI * 0.5);
    this.material = new MeshBasicMaterial({ wireframe: true, fog: false });
    if (this.color === void 0)
      this.material.vertexColors = VertexColors;
    var position = geometry.getAttribute("position");
    var colors = new Float32Array(position.count * 3);
    geometry.setAttribute("color", new BufferAttribute(colors, 3));
    this.add(new Mesh(geometry, this.material));
    this.update();
  }
  HemisphereLightHelper.prototype = Object.create(Object3D.prototype);
  HemisphereLightHelper.prototype.constructor = HemisphereLightHelper;
  HemisphereLightHelper.prototype.dispose = function() {
    this.children[0].geometry.dispose();
    this.children[0].material.dispose();
  };
  HemisphereLightHelper.prototype.update = function() {
    var mesh = this.children[0];
    if (this.color !== void 0) {
      this.material.color.set(this.color);
    } else {
      var colors = mesh.geometry.getAttribute("color");
      _color1.copy(this.light.color);
      _color2.copy(this.light.groundColor);
      for (var i2 = 0, l = colors.count; i2 < l; i2++) {
        var color = i2 < l / 2 ? _color1 : _color2;
        colors.setXYZ(i2, color.r, color.g, color.b);
      }
      colors.needsUpdate = true;
    }
    mesh.lookAt(_vector$a.setFromMatrixPosition(this.light.matrixWorld).negate());
  };
  function GridHelper(size, divisions, color1, color2) {
    size = size || 10;
    divisions = divisions || 10;
    color1 = new Color(color1 !== void 0 ? color1 : 4473924);
    color2 = new Color(color2 !== void 0 ? color2 : 8947848);
    var center = divisions / 2;
    var step = size / divisions;
    var halfSize = size / 2;
    var vertices = [], colors = [];
    for (var i2 = 0, j = 0, k = -halfSize; i2 <= divisions; i2++, k += step) {
      vertices.push(-halfSize, 0, k, halfSize, 0, k);
      vertices.push(k, 0, -halfSize, k, 0, halfSize);
      var color = i2 === center ? color1 : color2;
      color.toArray(colors, j);
      j += 3;
      color.toArray(colors, j);
      j += 3;
      color.toArray(colors, j);
      j += 3;
      color.toArray(colors, j);
      j += 3;
    }
    var geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    geometry.setAttribute("color", new Float32BufferAttribute(colors, 3));
    var material = new LineBasicMaterial({ vertexColors: VertexColors });
    LineSegments.call(this, geometry, material);
  }
  GridHelper.prototype = Object.assign(Object.create(LineSegments.prototype), {
    constructor: GridHelper,
    copy: function(source) {
      LineSegments.prototype.copy.call(this, source);
      this.geometry.copy(source.geometry);
      this.material.copy(source.material);
      return this;
    },
    clone: function() {
      return new this.constructor().copy(this);
    }
  });
  function PolarGridHelper(radius, radials, circles, divisions, color1, color2) {
    radius = radius || 10;
    radials = radials || 16;
    circles = circles || 8;
    divisions = divisions || 64;
    color1 = new Color(color1 !== void 0 ? color1 : 4473924);
    color2 = new Color(color2 !== void 0 ? color2 : 8947848);
    var vertices = [];
    var colors = [];
    var x, z;
    var v, i2, j, r, color;
    for (i2 = 0; i2 <= radials; i2++) {
      v = i2 / radials * (Math.PI * 2);
      x = Math.sin(v) * radius;
      z = Math.cos(v) * radius;
      vertices.push(0, 0, 0);
      vertices.push(x, 0, z);
      color = i2 & 1 ? color1 : color2;
      colors.push(color.r, color.g, color.b);
      colors.push(color.r, color.g, color.b);
    }
    for (i2 = 0; i2 <= circles; i2++) {
      color = i2 & 1 ? color1 : color2;
      r = radius - radius / circles * i2;
      for (j = 0; j < divisions; j++) {
        v = j / divisions * (Math.PI * 2);
        x = Math.sin(v) * r;
        z = Math.cos(v) * r;
        vertices.push(x, 0, z);
        colors.push(color.r, color.g, color.b);
        v = (j + 1) / divisions * (Math.PI * 2);
        x = Math.sin(v) * r;
        z = Math.cos(v) * r;
        vertices.push(x, 0, z);
        colors.push(color.r, color.g, color.b);
      }
    }
    var geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    geometry.setAttribute("color", new Float32BufferAttribute(colors, 3));
    var material = new LineBasicMaterial({ vertexColors: VertexColors });
    LineSegments.call(this, geometry, material);
  }
  PolarGridHelper.prototype = Object.create(LineSegments.prototype);
  PolarGridHelper.prototype.constructor = PolarGridHelper;
  var _v1$5 = new Vector3();
  var _v2$3 = new Vector3();
  var _v3$1 = new Vector3();
  function DirectionalLightHelper(light, size, color) {
    Object3D.call(this);
    this.light = light;
    this.light.updateMatrixWorld();
    this.matrix = light.matrixWorld;
    this.matrixAutoUpdate = false;
    this.color = color;
    if (size === void 0)
      size = 1;
    var geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute([
      -size,
      size,
      0,
      size,
      size,
      0,
      size,
      -size,
      0,
      -size,
      -size,
      0,
      -size,
      size,
      0
    ], 3));
    var material = new LineBasicMaterial({ fog: false });
    this.lightPlane = new Line(geometry, material);
    this.add(this.lightPlane);
    geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute([0, 0, 0, 0, 0, 1], 3));
    this.targetLine = new Line(geometry, material);
    this.add(this.targetLine);
    this.update();
  }
  DirectionalLightHelper.prototype = Object.create(Object3D.prototype);
  DirectionalLightHelper.prototype.constructor = DirectionalLightHelper;
  DirectionalLightHelper.prototype.dispose = function() {
    this.lightPlane.geometry.dispose();
    this.lightPlane.material.dispose();
    this.targetLine.geometry.dispose();
    this.targetLine.material.dispose();
  };
  DirectionalLightHelper.prototype.update = function() {
    _v1$5.setFromMatrixPosition(this.light.matrixWorld);
    _v2$3.setFromMatrixPosition(this.light.target.matrixWorld);
    _v3$1.subVectors(_v2$3, _v1$5);
    this.lightPlane.lookAt(_v2$3);
    if (this.color !== void 0) {
      this.lightPlane.material.color.set(this.color);
      this.targetLine.material.color.set(this.color);
    } else {
      this.lightPlane.material.color.copy(this.light.color);
      this.targetLine.material.color.copy(this.light.color);
    }
    this.targetLine.lookAt(_v2$3);
    this.targetLine.scale.z = _v3$1.length();
  };
  var _vector$b = new Vector3();
  var _camera = new Camera();
  function CameraHelper(camera) {
    var geometry = new BufferGeometry();
    var material = new LineBasicMaterial({ color: 16777215, vertexColors: FaceColors });
    var vertices = [];
    var colors = [];
    var pointMap = {};
    var colorFrustum = new Color(16755200);
    var colorCone = new Color(16711680);
    var colorUp = new Color(43775);
    var colorTarget = new Color(16777215);
    var colorCross = new Color(3355443);
    addLine("n1", "n2", colorFrustum);
    addLine("n2", "n4", colorFrustum);
    addLine("n4", "n3", colorFrustum);
    addLine("n3", "n1", colorFrustum);
    addLine("f1", "f2", colorFrustum);
    addLine("f2", "f4", colorFrustum);
    addLine("f4", "f3", colorFrustum);
    addLine("f3", "f1", colorFrustum);
    addLine("n1", "f1", colorFrustum);
    addLine("n2", "f2", colorFrustum);
    addLine("n3", "f3", colorFrustum);
    addLine("n4", "f4", colorFrustum);
    addLine("p", "n1", colorCone);
    addLine("p", "n2", colorCone);
    addLine("p", "n3", colorCone);
    addLine("p", "n4", colorCone);
    addLine("u1", "u2", colorUp);
    addLine("u2", "u3", colorUp);
    addLine("u3", "u1", colorUp);
    addLine("c", "t", colorTarget);
    addLine("p", "c", colorCross);
    addLine("cn1", "cn2", colorCross);
    addLine("cn3", "cn4", colorCross);
    addLine("cf1", "cf2", colorCross);
    addLine("cf3", "cf4", colorCross);
    function addLine(a, b, color) {
      addPoint(a, color);
      addPoint(b, color);
    }
    function addPoint(id, color) {
      vertices.push(0, 0, 0);
      colors.push(color.r, color.g, color.b);
      if (pointMap[id] === void 0) {
        pointMap[id] = [];
      }
      pointMap[id].push(vertices.length / 3 - 1);
    }
    geometry.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    geometry.setAttribute("color", new Float32BufferAttribute(colors, 3));
    LineSegments.call(this, geometry, material);
    this.camera = camera;
    if (this.camera.updateProjectionMatrix)
      this.camera.updateProjectionMatrix();
    this.matrix = camera.matrixWorld;
    this.matrixAutoUpdate = false;
    this.pointMap = pointMap;
    this.update();
  }
  CameraHelper.prototype = Object.create(LineSegments.prototype);
  CameraHelper.prototype.constructor = CameraHelper;
  CameraHelper.prototype.update = function() {
    var geometry = this.geometry;
    var pointMap = this.pointMap;
    var w = 1, h = 1;
    _camera.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse);
    setPoint("c", pointMap, geometry, _camera, 0, 0, -1);
    setPoint("t", pointMap, geometry, _camera, 0, 0, 1);
    setPoint("n1", pointMap, geometry, _camera, -w, -h, -1);
    setPoint("n2", pointMap, geometry, _camera, w, -h, -1);
    setPoint("n3", pointMap, geometry, _camera, -w, h, -1);
    setPoint("n4", pointMap, geometry, _camera, w, h, -1);
    setPoint("f1", pointMap, geometry, _camera, -w, -h, 1);
    setPoint("f2", pointMap, geometry, _camera, w, -h, 1);
    setPoint("f3", pointMap, geometry, _camera, -w, h, 1);
    setPoint("f4", pointMap, geometry, _camera, w, h, 1);
    setPoint("u1", pointMap, geometry, _camera, w * 0.7, h * 1.1, -1);
    setPoint("u2", pointMap, geometry, _camera, -w * 0.7, h * 1.1, -1);
    setPoint("u3", pointMap, geometry, _camera, 0, h * 2, -1);
    setPoint("cf1", pointMap, geometry, _camera, -w, 0, 1);
    setPoint("cf2", pointMap, geometry, _camera, w, 0, 1);
    setPoint("cf3", pointMap, geometry, _camera, 0, -h, 1);
    setPoint("cf4", pointMap, geometry, _camera, 0, h, 1);
    setPoint("cn1", pointMap, geometry, _camera, -w, 0, -1);
    setPoint("cn2", pointMap, geometry, _camera, w, 0, -1);
    setPoint("cn3", pointMap, geometry, _camera, 0, -h, -1);
    setPoint("cn4", pointMap, geometry, _camera, 0, h, -1);
    geometry.getAttribute("position").needsUpdate = true;
  };
  function setPoint(point, pointMap, geometry, camera, x, y, z) {
    _vector$b.set(x, y, z).unproject(camera);
    var points = pointMap[point];
    if (points !== void 0) {
      var position = geometry.getAttribute("position");
      for (var i2 = 0, l = points.length; i2 < l; i2++) {
        position.setXYZ(points[i2], _vector$b.x, _vector$b.y, _vector$b.z);
      }
    }
  }
  var _box$3 = new Box3();
  function BoxHelper(object, color) {
    this.object = object;
    if (color === void 0)
      color = 16776960;
    var indices = new Uint16Array([0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7]);
    var positions = new Float32Array(8 * 3);
    var geometry = new BufferGeometry();
    geometry.setIndex(new BufferAttribute(indices, 1));
    geometry.setAttribute("position", new BufferAttribute(positions, 3));
    LineSegments.call(this, geometry, new LineBasicMaterial({ color }));
    this.matrixAutoUpdate = false;
    this.update();
  }
  BoxHelper.prototype = Object.create(LineSegments.prototype);
  BoxHelper.prototype.constructor = BoxHelper;
  BoxHelper.prototype.update = function(object) {
    if (object !== void 0) {
      console.warn("THREE.BoxHelper: .update() has no longer arguments.");
    }
    if (this.object !== void 0) {
      _box$3.setFromObject(this.object);
    }
    if (_box$3.isEmpty())
      return;
    var min = _box$3.min;
    var max = _box$3.max;
    var position = this.geometry.attributes.position;
    var array = position.array;
    array[0] = max.x;
    array[1] = max.y;
    array[2] = max.z;
    array[3] = min.x;
    array[4] = max.y;
    array[5] = max.z;
    array[6] = min.x;
    array[7] = min.y;
    array[8] = max.z;
    array[9] = max.x;
    array[10] = min.y;
    array[11] = max.z;
    array[12] = max.x;
    array[13] = max.y;
    array[14] = min.z;
    array[15] = min.x;
    array[16] = max.y;
    array[17] = min.z;
    array[18] = min.x;
    array[19] = min.y;
    array[20] = min.z;
    array[21] = max.x;
    array[22] = min.y;
    array[23] = min.z;
    position.needsUpdate = true;
    this.geometry.computeBoundingSphere();
  };
  BoxHelper.prototype.setFromObject = function(object) {
    this.object = object;
    this.update();
    return this;
  };
  BoxHelper.prototype.copy = function(source) {
    LineSegments.prototype.copy.call(this, source);
    this.object = source.object;
    return this;
  };
  BoxHelper.prototype.clone = function() {
    return new this.constructor().copy(this);
  };
  function Box3Helper(box, color) {
    this.type = "Box3Helper";
    this.box = box;
    color = color || 16776960;
    var indices = new Uint16Array([0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7]);
    var positions = [1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1];
    var geometry = new BufferGeometry();
    geometry.setIndex(new BufferAttribute(indices, 1));
    geometry.setAttribute("position", new Float32BufferAttribute(positions, 3));
    LineSegments.call(this, geometry, new LineBasicMaterial({ color }));
    this.geometry.computeBoundingSphere();
  }
  Box3Helper.prototype = Object.create(LineSegments.prototype);
  Box3Helper.prototype.constructor = Box3Helper;
  Box3Helper.prototype.updateMatrixWorld = function(force) {
    var box = this.box;
    if (box.isEmpty())
      return;
    box.getCenter(this.position);
    box.getSize(this.scale);
    this.scale.multiplyScalar(0.5);
    Object3D.prototype.updateMatrixWorld.call(this, force);
  };
  function PlaneHelper(plane, size, hex) {
    this.type = "PlaneHelper";
    this.plane = plane;
    this.size = size === void 0 ? 1 : size;
    var color = hex !== void 0 ? hex : 16776960;
    var positions = [1, -1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 1, 1, -1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0];
    var geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute(positions, 3));
    geometry.computeBoundingSphere();
    Line.call(this, geometry, new LineBasicMaterial({ color }));
    var positions2 = [1, 1, 1, -1, 1, 1, -1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1];
    var geometry2 = new BufferGeometry();
    geometry2.setAttribute("position", new Float32BufferAttribute(positions2, 3));
    geometry2.computeBoundingSphere();
    this.add(new Mesh(geometry2, new MeshBasicMaterial({ color, opacity: 0.2, transparent: true, depthWrite: false })));
  }
  PlaneHelper.prototype = Object.create(Line.prototype);
  PlaneHelper.prototype.constructor = PlaneHelper;
  PlaneHelper.prototype.updateMatrixWorld = function(force) {
    var scale = -this.plane.constant;
    if (Math.abs(scale) < 1e-8)
      scale = 1e-8;
    this.scale.set(0.5 * this.size, 0.5 * this.size, scale);
    this.children[0].material.side = scale < 0 ? BackSide : FrontSide;
    this.lookAt(this.plane.normal);
    Object3D.prototype.updateMatrixWorld.call(this, force);
  };
  var _axis = new Vector3();
  var _lineGeometry, _coneGeometry;
  function ArrowHelper(dir, origin, length, color, headLength, headWidth) {
    Object3D.call(this);
    if (dir === void 0)
      dir = new Vector3(0, 0, 1);
    if (origin === void 0)
      origin = new Vector3(0, 0, 0);
    if (length === void 0)
      length = 1;
    if (color === void 0)
      color = 16776960;
    if (headLength === void 0)
      headLength = 0.2 * length;
    if (headWidth === void 0)
      headWidth = 0.2 * headLength;
    if (_lineGeometry === void 0) {
      _lineGeometry = new BufferGeometry();
      _lineGeometry.setAttribute("position", new Float32BufferAttribute([0, 0, 0, 0, 1, 0], 3));
      _coneGeometry = new CylinderBufferGeometry(0, 0.5, 1, 5, 1);
      _coneGeometry.translate(0, -0.5, 0);
    }
    this.position.copy(origin);
    this.line = new Line(_lineGeometry, new LineBasicMaterial({ color }));
    this.line.matrixAutoUpdate = false;
    this.add(this.line);
    this.cone = new Mesh(_coneGeometry, new MeshBasicMaterial({ color }));
    this.cone.matrixAutoUpdate = false;
    this.add(this.cone);
    this.setDirection(dir);
    this.setLength(length, headLength, headWidth);
  }
  ArrowHelper.prototype = Object.create(Object3D.prototype);
  ArrowHelper.prototype.constructor = ArrowHelper;
  ArrowHelper.prototype.setDirection = function(dir) {
    if (dir.y > 0.99999) {
      this.quaternion.set(0, 0, 0, 1);
    } else if (dir.y < -0.99999) {
      this.quaternion.set(1, 0, 0, 0);
    } else {
      _axis.set(dir.z, 0, -dir.x).normalize();
      var radians = Math.acos(dir.y);
      this.quaternion.setFromAxisAngle(_axis, radians);
    }
  };
  ArrowHelper.prototype.setLength = function(length, headLength, headWidth) {
    if (headLength === void 0)
      headLength = 0.2 * length;
    if (headWidth === void 0)
      headWidth = 0.2 * headLength;
    this.line.scale.set(1, Math.max(1e-4, length - headLength), 1);
    this.line.updateMatrix();
    this.cone.scale.set(headWidth, headLength, headWidth);
    this.cone.position.y = length;
    this.cone.updateMatrix();
  };
  ArrowHelper.prototype.setColor = function(color) {
    this.line.material.color.set(color);
    this.cone.material.color.set(color);
  };
  ArrowHelper.prototype.copy = function(source) {
    Object3D.prototype.copy.call(this, source, false);
    this.line.copy(source.line);
    this.cone.copy(source.cone);
    return this;
  };
  ArrowHelper.prototype.clone = function() {
    return new this.constructor().copy(this);
  };
  function AxesHelper(size) {
    size = size || 1;
    var vertices = [
      0,
      0,
      0,
      size,
      0,
      0,
      0,
      0,
      0,
      0,
      size,
      0,
      0,
      0,
      0,
      0,
      0,
      size
    ];
    var colors = [
      1,
      0,
      0,
      1,
      0.6,
      0,
      0,
      1,
      0,
      0.6,
      1,
      0,
      0,
      0,
      1,
      0,
      0.6,
      1
    ];
    var geometry = new BufferGeometry();
    geometry.setAttribute("position", new Float32BufferAttribute(vertices, 3));
    geometry.setAttribute("color", new Float32BufferAttribute(colors, 3));
    var material = new LineBasicMaterial({ vertexColors: VertexColors });
    LineSegments.call(this, geometry, material);
  }
  AxesHelper.prototype = Object.create(LineSegments.prototype);
  AxesHelper.prototype.constructor = AxesHelper;
  var LOD_MIN = 4;
  var LOD_MAX = 8;
  var SIZE_MAX = Math.pow(2, LOD_MAX);
  var EXTRA_LOD_SIGMA = [0.125, 0.215, 0.35, 0.446, 0.526, 0.582];
  var TOTAL_LODS = LOD_MAX - LOD_MIN + 1 + EXTRA_LOD_SIGMA.length;
  var MAX_SAMPLES = 20;
  var ENCODINGS = {
    [LinearEncoding]: 0,
    [sRGBEncoding]: 1,
    [RGBEEncoding]: 2,
    [RGBM7Encoding]: 3,
    [RGBM16Encoding]: 4,
    [RGBDEncoding]: 5,
    [GammaEncoding]: 6
  };
  var _flatCamera = new OrthographicCamera();
  var _blurMaterial = _getBlurShader(MAX_SAMPLES);
  var _equirectShader = null;
  var _cubemapShader = null;
  var { _lodPlanes, _sizeLods, _sigmas } = _createPlanes();
  var _pingPongRenderTarget = null;
  var _renderer = null;
  var _oldTarget = null;
  var PHI = (1 + Math.sqrt(5)) / 2;
  var INV_PHI = 1 / PHI;
  var _axisDirections = [
    new Vector3(1, 1, 1),
    new Vector3(-1, 1, 1),
    new Vector3(1, 1, -1),
    new Vector3(-1, 1, -1),
    new Vector3(0, PHI, INV_PHI),
    new Vector3(0, PHI, -INV_PHI),
    new Vector3(INV_PHI, 0, PHI),
    new Vector3(-INV_PHI, 0, PHI),
    new Vector3(PHI, INV_PHI, 0),
    new Vector3(-PHI, INV_PHI, 0)
  ];
  function PMREMGenerator(renderer) {
    _renderer = renderer;
    _compileMaterial(_blurMaterial);
  }
  PMREMGenerator.prototype = {
    constructor: PMREMGenerator,
    /**
     * Generates a PMREM from a supplied Scene, which can be faster than using an
     * image if networking bandwidth is low. Optional sigma specifies a blur radius
     * in radians to be applied to the scene before PMREM generation. Optional near
     * and far planes ensure the scene is rendered in its entirety (the cubeCamera
     * is placed at the origin).
     */
    fromScene: function(scene, sigma = 0, near = 0.1, far = 100) {
      _oldTarget = _renderer.getRenderTarget();
      var cubeUVRenderTarget = _allocateTargets();
      _sceneToCubeUV(scene, near, far, cubeUVRenderTarget);
      if (sigma > 0) {
        _blur(cubeUVRenderTarget, 0, 0, sigma);
      }
      _applyPMREM(cubeUVRenderTarget);
      _cleanup(cubeUVRenderTarget);
      return cubeUVRenderTarget;
    },
    /**
     * Generates a PMREM from an equirectangular texture, which can be either LDR
     * (RGBFormat) or HDR (RGBEFormat). The ideal input image size is 1k (1024 x 512),
     * as this matches best with the 256 x 256 cubemap output.
     */
    fromEquirectangular: function(equirectangular) {
      equirectangular.magFilter = NearestFilter;
      equirectangular.minFilter = NearestFilter;
      equirectangular.generateMipmaps = false;
      return this.fromCubemap(equirectangular);
    },
    /**
     * Generates a PMREM from an cubemap texture, which can be either LDR
     * (RGBFormat) or HDR (RGBEFormat). The ideal input cube size is 256 x 256,
     * as this matches best with the 256 x 256 cubemap output.
     */
    fromCubemap: function(cubemap) {
      _oldTarget = _renderer.getRenderTarget();
      var cubeUVRenderTarget = _allocateTargets(cubemap);
      _textureToCubeUV(cubemap, cubeUVRenderTarget);
      _applyPMREM(cubeUVRenderTarget);
      _cleanup(cubeUVRenderTarget);
      return cubeUVRenderTarget;
    },
    /**
     * Pre-compiles the cubemap shader. You can get faster start-up by invoking this method during
     * your texture's network fetch for increased concurrency.
     */
    compileCubemapShader: function() {
      if (_cubemapShader == null) {
        _cubemapShader = _getCubemapShader();
        _compileMaterial(_cubemapShader);
      }
    },
    /**
     * Pre-compiles the equirectangular shader. You can get faster start-up by invoking this method during
     * your texture's network fetch for increased concurrency.
     */
    compileEquirectangularShader: function() {
      if (_equirectShader == null) {
        _equirectShader = _getEquirectShader();
        _compileMaterial(_equirectShader);
      }
    },
    /**
     * Disposes of the PMREMGenerator's internal memory. Note that PMREMGenerator is a static class,
     * so you should not need more than one PMREMGenerator object. If you do, calling dispose() on
     * one of them will cause any others to also become unusable.
     */
    dispose: function() {
      _blurMaterial.dispose();
      if (_cubemapShader != null)
        _cubemapShader.dispose();
      if (_equirectShader != null)
        _equirectShader.dispose();
      for (var i2 = 0; i2 < _lodPlanes.length; i2++) {
        _lodPlanes[i2].dispose();
      }
    }
  };
  function _createPlanes() {
    var _lodPlanes2 = [];
    var _sizeLods2 = [];
    var _sigmas2 = [];
    var lod = LOD_MAX;
    for (var i2 = 0; i2 < TOTAL_LODS; i2++) {
      var sizeLod = Math.pow(2, lod);
      _sizeLods2.push(sizeLod);
      var sigma = 1 / sizeLod;
      if (i2 > LOD_MAX - LOD_MIN) {
        sigma = EXTRA_LOD_SIGMA[i2 - LOD_MAX + LOD_MIN - 1];
      } else if (i2 == 0) {
        sigma = 0;
      }
      _sigmas2.push(sigma);
      var texelSize = 1 / (sizeLod - 1);
      var min = -texelSize / 2;
      var max = 1 + texelSize / 2;
      var uv1 = [min, min, max, min, max, max, min, min, max, max, min, max];
      var cubeFaces = 6;
      var vertices = 6;
      var positionSize = 3;
      var uvSize = 2;
      var faceIndexSize = 1;
      var position = new Float32Array(positionSize * vertices * cubeFaces);
      var uv = new Float32Array(uvSize * vertices * cubeFaces);
      var faceIndex = new Float32Array(faceIndexSize * vertices * cubeFaces);
      for (var face = 0; face < cubeFaces; face++) {
        var x = face % 3 * 2 / 3 - 1;
        var y = face > 2 ? 0 : -1;
        var coordinates = [
          x,
          y,
          0,
          x + 2 / 3,
          y,
          0,
          x + 2 / 3,
          y + 1,
          0,
          x,
          y,
          0,
          x + 2 / 3,
          y + 1,
          0,
          x,
          y + 1,
          0
        ];
        position.set(coordinates, positionSize * vertices * face);
        uv.set(uv1, uvSize * vertices * face);
        var fill = [face, face, face, face, face, face];
        faceIndex.set(fill, faceIndexSize * vertices * face);
      }
      var planes = new BufferGeometry();
      planes.setAttribute("position", new BufferAttribute(position, positionSize));
      planes.setAttribute("uv", new BufferAttribute(uv, uvSize));
      planes.setAttribute("faceIndex", new BufferAttribute(faceIndex, faceIndexSize));
      _lodPlanes2.push(planes);
      if (lod > LOD_MIN) {
        lod--;
      }
    }
    return { _lodPlanes: _lodPlanes2, _sizeLods: _sizeLods2, _sigmas: _sigmas2 };
  }
  function _allocateTargets(equirectangular) {
    var params = {
      magFilter: NearestFilter,
      minFilter: NearestFilter,
      generateMipmaps: false,
      type: equirectangular ? equirectangular.type : UnsignedByteType,
      format: equirectangular ? equirectangular.format : RGBEFormat,
      encoding: equirectangular ? equirectangular.encoding : RGBEEncoding,
      depthBuffer: false,
      stencilBuffer: false
    };
    var cubeUVRenderTarget = _createRenderTarget(params);
    cubeUVRenderTarget.depthBuffer = equirectangular ? false : true;
    _pingPongRenderTarget = _createRenderTarget(params);
    return cubeUVRenderTarget;
  }
  function _cleanup(outputTarget) {
    _pingPongRenderTarget.dispose();
    _renderer.setRenderTarget(_oldTarget);
    outputTarget.scissorTest = false;
    outputTarget.setSize(outputTarget.width, outputTarget.height);
  }
  function _sceneToCubeUV(scene, near, far, cubeUVRenderTarget) {
    var fov2 = 90;
    var aspect2 = 1;
    var cubeCamera = new PerspectiveCamera(fov2, aspect2, near, far);
    var upSign = [1, 1, 1, 1, -1, 1];
    var forwardSign = [1, 1, -1, -1, -1, 1];
    var outputEncoding = _renderer.outputEncoding;
    var toneMapping = _renderer.toneMapping;
    var toneMappingExposure = _renderer.toneMappingExposure;
    var clearColor = _renderer.getClearColor();
    var clearAlpha = _renderer.getClearAlpha();
    _renderer.toneMapping = LinearToneMapping;
    _renderer.toneMappingExposure = 1;
    _renderer.outputEncoding = LinearEncoding;
    scene.scale.z *= -1;
    var background = scene.background;
    if (background && background.isColor) {
      background.convertSRGBToLinear();
      var maxComponent = Math.max(background.r, background.g, background.b);
      var fExp = Math.min(Math.max(Math.ceil(Math.log2(maxComponent)), -128), 127);
      background = background.multiplyScalar(Math.pow(2, -fExp));
      var alpha = (fExp + 128) / 255;
      _renderer.setClearColor(background, alpha);
      scene.background = null;
    }
    for (var i2 = 0; i2 < 6; i2++) {
      var col = i2 % 3;
      if (col == 0) {
        cubeCamera.up.set(0, upSign[i2], 0);
        cubeCamera.lookAt(forwardSign[i2], 0, 0);
      } else if (col == 1) {
        cubeCamera.up.set(0, 0, upSign[i2]);
        cubeCamera.lookAt(0, forwardSign[i2], 0);
      } else {
        cubeCamera.up.set(0, upSign[i2], 0);
        cubeCamera.lookAt(0, 0, forwardSign[i2]);
      }
      _setViewport(
        cubeUVRenderTarget,
        col * SIZE_MAX,
        i2 > 2 ? SIZE_MAX : 0,
        SIZE_MAX,
        SIZE_MAX
      );
      _renderer.setRenderTarget(cubeUVRenderTarget);
      _renderer.render(scene, cubeCamera);
    }
    _renderer.toneMapping = toneMapping;
    _renderer.toneMappingExposure = toneMappingExposure;
    _renderer.outputEncoding = outputEncoding;
    _renderer.setClearColor(clearColor, clearAlpha);
    scene.scale.z *= -1;
  }
  function _textureToCubeUV(texture, cubeUVRenderTarget) {
    var scene = new Scene();
    if (texture.isCubeTexture) {
      if (_cubemapShader == null) {
        _cubemapShader = _getCubemapShader();
      }
    } else {
      if (_equirectShader == null) {
        _equirectShader = _getEquirectShader();
      }
    }
    var material = texture.isCubeTexture ? _cubemapShader : _equirectShader;
    scene.add(new Mesh(_lodPlanes[0], material));
    var uniforms = material.uniforms;
    uniforms["envMap"].value = texture;
    if (!texture.isCubeTexture) {
      uniforms["texelSize"].value.set(1 / texture.image.width, 1 / texture.image.height);
    }
    uniforms["inputEncoding"].value = ENCODINGS[texture.encoding];
    uniforms["outputEncoding"].value = ENCODINGS[texture.encoding];
    _setViewport(cubeUVRenderTarget, 0, 0, 3 * SIZE_MAX, 2 * SIZE_MAX);
    _renderer.setRenderTarget(cubeUVRenderTarget);
    _renderer.render(scene, _flatCamera);
  }
  function _compileMaterial(material) {
    var tmpScene = new Scene();
    tmpScene.add(new Mesh(_lodPlanes[0], material));
    _renderer.compile(tmpScene, _flatCamera);
  }
  function _createRenderTarget(params) {
    var cubeUVRenderTarget = new WebGLRenderTarget(3 * SIZE_MAX, 3 * SIZE_MAX, params);
    cubeUVRenderTarget.texture.mapping = CubeUVReflectionMapping;
    cubeUVRenderTarget.texture.name = "PMREM.cubeUv";
    cubeUVRenderTarget.scissorTest = true;
    return cubeUVRenderTarget;
  }
  function _setViewport(target, x, y, width, height) {
    target.viewport.set(x, y, width, height);
    target.scissor.set(x, y, width, height);
  }
  function _applyPMREM(cubeUVRenderTarget) {
    var autoClear = _renderer.autoClear;
    _renderer.autoClear = false;
    for (var i2 = 1; i2 < TOTAL_LODS; i2++) {
      var sigma = Math.sqrt(
        _sigmas[i2] * _sigmas[i2] - _sigmas[i2 - 1] * _sigmas[i2 - 1]
      );
      var poleAxis = _axisDirections[(i2 - 1) % _axisDirections.length];
      _blur(cubeUVRenderTarget, i2 - 1, i2, sigma, poleAxis);
    }
    _renderer.autoClear = autoClear;
  }
  function _blur(cubeUVRenderTarget, lodIn, lodOut, sigma, poleAxis) {
    _halfBlur(
      cubeUVRenderTarget,
      _pingPongRenderTarget,
      lodIn,
      lodOut,
      sigma,
      "latitudinal",
      poleAxis
    );
    _halfBlur(
      _pingPongRenderTarget,
      cubeUVRenderTarget,
      lodOut,
      lodOut,
      sigma,
      "longitudinal",
      poleAxis
    );
  }
  function _halfBlur(targetIn, targetOut, lodIn, lodOut, sigmaRadians, direction, poleAxis) {
    if (direction !== "latitudinal" && direction !== "longitudinal") {
      console.error(
        "blur direction must be either latitudinal or longitudinal!"
      );
    }
    var STANDARD_DEVIATIONS = 3;
    var blurScene = new Scene();
    blurScene.add(new Mesh(_lodPlanes[lodOut], _blurMaterial));
    var blurUniforms = _blurMaterial.uniforms;
    var pixels = _sizeLods[lodIn] - 1;
    var radiansPerPixel = isFinite(sigmaRadians) ? Math.PI / (2 * pixels) : 2 * Math.PI / (2 * MAX_SAMPLES - 1);
    var sigmaPixels = sigmaRadians / radiansPerPixel;
    var samples = isFinite(sigmaRadians) ? 1 + Math.floor(STANDARD_DEVIATIONS * sigmaPixels) : MAX_SAMPLES;
    if (samples > MAX_SAMPLES) {
      console.warn(`sigmaRadians, ${sigmaRadians}, is too large and will clip, as it requested ${samples} samples when the maximum is set to ${MAX_SAMPLES}`);
    }
    var weights = [];
    var sum = 0;
    for (var i2 = 0; i2 < MAX_SAMPLES; ++i2) {
      var x = i2 / sigmaPixels;
      var weight = Math.exp(-x * x / 2);
      weights.push(weight);
      if (i2 == 0) {
        sum += weight;
      } else if (i2 < samples) {
        sum += 2 * weight;
      }
    }
    for (var i2 = 0; i2 < weights.length; i2++) {
      weights[i2] = weights[i2] / sum;
    }
    blurUniforms["envMap"].value = targetIn.texture;
    blurUniforms["samples"].value = samples;
    blurUniforms["weights"].value = weights;
    blurUniforms["latitudinal"].value = direction === "latitudinal";
    if (poleAxis) {
      blurUniforms["poleAxis"].value = poleAxis;
    }
    blurUniforms["dTheta"].value = radiansPerPixel;
    blurUniforms["mipInt"].value = LOD_MAX - lodIn;
    blurUniforms["inputEncoding"].value = ENCODINGS[targetIn.texture.encoding];
    blurUniforms["outputEncoding"].value = ENCODINGS[targetIn.texture.encoding];
    var outputSize = _sizeLods[lodOut];
    var x = 3 * Math.max(0, SIZE_MAX - 2 * outputSize);
    var y = (lodOut === 0 ? 0 : 2 * SIZE_MAX) + 2 * outputSize * (lodOut > LOD_MAX - LOD_MIN ? lodOut - LOD_MAX + LOD_MIN : 0);
    _setViewport(targetOut, x, y, 3 * outputSize, 2 * outputSize);
    _renderer.setRenderTarget(targetOut);
    _renderer.render(blurScene, _flatCamera);
  }
  function _getBlurShader(maxSamples) {
    var weights = new Float32Array(maxSamples);
    var poleAxis = new Vector3(0, 1, 0);
    var shaderMaterial = new RawShaderMaterial({
      defines: { "n": maxSamples },
      uniforms: {
        "envMap": { value: null },
        "samples": { value: 1 },
        "weights": { value: weights },
        "latitudinal": { value: false },
        "dTheta": { value: 0 },
        "mipInt": { value: 0 },
        "poleAxis": { value: poleAxis },
        "inputEncoding": { value: ENCODINGS[LinearEncoding] },
        "outputEncoding": { value: ENCODINGS[LinearEncoding] }
      },
      vertexShader: _getCommonVertexShader(),
      fragmentShader: `
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
uniform int samples;
uniform float weights[n];
uniform bool latitudinal;
uniform float dTheta;
uniform float mipInt;
uniform vec3 poleAxis;

${_getEncodings()}

#define ENVMAP_TYPE_CUBE_UV
#include <cube_uv_reflection_fragment>

void main() {
	gl_FragColor = vec4(0.0);
	for (int i = 0; i < n; i++) {
		if (i >= samples)
			break;
		for (int dir = -1; dir < 2; dir += 2) {
			if (i == 0 && dir == 1)
				continue;
			vec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);
			if (all(equal(axis, vec3(0.0))))
				axis = cross(vec3(0.0, 1.0, 0.0), vOutputDirection);
			axis = normalize(axis);
			float theta = dTheta * float(dir * i);
			float cosTheta = cos(theta);
			// Rodrigues' axis-angle rotation
			vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross(axis, vOutputDirection) * sin(theta)
					+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);
			gl_FragColor.rgb +=
					weights[i] * bilinearCubeUV(envMap, sampleDirection, mipInt);
		}
	}
	gl_FragColor = linearToOutputTexel(gl_FragColor);
}
		`,
      blending: NoBlending,
      depthTest: false,
      depthWrite: false
    });
    shaderMaterial.type = "SphericalGaussianBlur";
    return shaderMaterial;
  }
  function _getEquirectShader() {
    var texelSize = new Vector2(1, 1);
    var shaderMaterial = new RawShaderMaterial({
      uniforms: {
        "envMap": { value: null },
        "texelSize": { value: texelSize },
        "inputEncoding": { value: ENCODINGS[LinearEncoding] },
        "outputEncoding": { value: ENCODINGS[LinearEncoding] }
      },
      vertexShader: _getCommonVertexShader(),
      fragmentShader: `
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
uniform vec2 texelSize;

${_getEncodings()}

#define RECIPROCAL_PI 0.31830988618
#define RECIPROCAL_PI2 0.15915494

void main() {
	gl_FragColor = vec4(0.0);
	vec3 outputDirection = normalize(vOutputDirection);
	vec2 uv;
	uv.y = asin(clamp(outputDirection.y, -1.0, 1.0)) * RECIPROCAL_PI + 0.5;
	uv.x = atan(outputDirection.z, outputDirection.x) * RECIPROCAL_PI2 + 0.5;
	vec2 f = fract(uv / texelSize - 0.5);
	uv -= f * texelSize;
	vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;
	uv.x += texelSize.x;
	vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;
	uv.y += texelSize.y;
	vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;
	uv.x -= texelSize.x;
	vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;
	vec3 tm = mix(tl, tr, f.x);
	vec3 bm = mix(bl, br, f.x);
	gl_FragColor.rgb = mix(tm, bm, f.y);
	gl_FragColor = linearToOutputTexel(gl_FragColor);
}
		`,
      blending: NoBlending,
      depthTest: false,
      depthWrite: false
    });
    shaderMaterial.type = "EquirectangularToCubeUV";
    return shaderMaterial;
  }
  function _getCubemapShader() {
    var shaderMaterial = new RawShaderMaterial({
      uniforms: {
        "envMap": { value: null },
        "inputEncoding": { value: ENCODINGS[LinearEncoding] },
        "outputEncoding": { value: ENCODINGS[LinearEncoding] }
      },
      vertexShader: _getCommonVertexShader(),
      fragmentShader: `
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform samplerCube envMap;

${_getEncodings()}

void main() {
	gl_FragColor = vec4(0.0);
	gl_FragColor.rgb = envMapTexelToLinear(textureCube(envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ))).rgb;
	gl_FragColor = linearToOutputTexel(gl_FragColor);
}
		`,
      blending: NoBlending,
      depthTest: false,
      depthWrite: false
    });
    shaderMaterial.type = "CubemapToCubeUV";
    return shaderMaterial;
  }
  function _getCommonVertexShader() {
    return `
precision mediump float;
precision mediump int;
attribute vec3 position;
attribute vec2 uv;
attribute float faceIndex;
varying vec3 vOutputDirection;
vec3 getDirection(vec2 uv, float face) {
	uv = 2.0 * uv - 1.0;
	vec3 direction = vec3(uv, 1.0);
	if (face == 0.0) {
		direction = direction.zyx;
		direction.z *= -1.0;
	} else if (face == 1.0) {
		direction = direction.xzy;
		direction.z *= -1.0;
	} else if (face == 3.0) {
		direction = direction.zyx;
		direction.x *= -1.0;
	} else if (face == 4.0) {
		direction = direction.xzy;
		direction.y *= -1.0;
	} else if (face == 5.0) {
		direction.xz *= -1.0;
	}
	return direction;
}
void main() {
	vOutputDirection = getDirection(uv, faceIndex);
	gl_Position = vec4( position, 1.0 );
}
	`;
  }
  function _getEncodings() {
    return `
uniform int inputEncoding;
uniform int outputEncoding;

#include <encodings_pars_fragment>

vec4 inputTexelToLinear(vec4 value){
	if(inputEncoding == 0){
		return value;
	}else if(inputEncoding == 1){
		return sRGBToLinear(value);
	}else if(inputEncoding == 2){
		return RGBEToLinear(value);
	}else if(inputEncoding == 3){
		return RGBMToLinear(value, 7.0);
	}else if(inputEncoding == 4){
		return RGBMToLinear(value, 16.0);
	}else if(inputEncoding == 5){
		return RGBDToLinear(value, 256.0);
	}else{
		return GammaToLinear(value, 2.2);
	}
}

vec4 linearToOutputTexel(vec4 value){
	if(outputEncoding == 0){
		return value;
	}else if(outputEncoding == 1){
		return LinearTosRGB(value);
	}else if(outputEncoding == 2){
		return LinearToRGBE(value);
	}else if(outputEncoding == 3){
		return LinearToRGBM(value, 7.0);
	}else if(outputEncoding == 4){
		return LinearToRGBM(value, 16.0);
	}else if(outputEncoding == 5){
		return LinearToRGBD(value, 256.0);
	}else{
		return LinearToGamma(value, 2.2);
	}
}

vec4 envMapTexelToLinear(vec4 color) {
	return inputTexelToLinear(color);
}
	`;
  }
  Curve.create = function(construct, getPoint) {
    console.log("THREE.Curve.create() has been deprecated");
    construct.prototype = Object.create(Curve.prototype);
    construct.prototype.constructor = construct;
    construct.prototype.getPoint = getPoint;
    return construct;
  };
  Object.assign(CurvePath.prototype, {
    createPointsGeometry: function(divisions) {
      console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");
      var pts = this.getPoints(divisions);
      return this.createGeometry(pts);
    },
    createSpacedPointsGeometry: function(divisions) {
      console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");
      var pts = this.getSpacedPoints(divisions);
      return this.createGeometry(pts);
    },
    createGeometry: function(points) {
      console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");
      var geometry = new Geometry();
      for (var i2 = 0, l = points.length; i2 < l; i2++) {
        var point = points[i2];
        geometry.vertices.push(new Vector3(point.x, point.y, point.z || 0));
      }
      return geometry;
    }
  });
  Object.assign(Path.prototype, {
    fromPoints: function(points) {
      console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints().");
      return this.setFromPoints(points);
    }
  });
  Object.create(CatmullRomCurve3.prototype);
  Object.create(CatmullRomCurve3.prototype);
  function Spline(points) {
    console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead.");
    CatmullRomCurve3.call(this, points);
    this.type = "catmullrom";
  }
  Spline.prototype = Object.create(CatmullRomCurve3.prototype);
  Object.assign(Spline.prototype, {
    initFromArray: function() {
      console.error("THREE.Spline: .initFromArray() has been removed.");
    },
    getControlPointsArray: function() {
      console.error("THREE.Spline: .getControlPointsArray() has been removed.");
    },
    reparametrizeByArcLength: function() {
      console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.");
    }
  });
  GridHelper.prototype.setColors = function() {
    console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.");
  };
  SkeletonHelper.prototype.update = function() {
    console.error("THREE.SkeletonHelper: update() no longer needs to be called.");
  };
  Object.assign(Loader.prototype, {
    extractUrlBase: function(url) {
      console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead.");
      return LoaderUtils.extractUrlBase(url);
    }
  });
  Loader.Handlers = {
    add: function() {
      console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.");
    },
    get: function() {
      console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.");
    }
  };
  Object.assign(ObjectLoader.prototype, {
    setTexturePath: function(value) {
      console.warn("THREE.ObjectLoader: .setTexturePath() has been renamed to .setResourcePath().");
      return this.setResourcePath(value);
    }
  });
  Object.assign(Box2.prototype, {
    center: function(optionalTarget) {
      console.warn("THREE.Box2: .center() has been renamed to .getCenter().");
      return this.getCenter(optionalTarget);
    },
    empty: function() {
      console.warn("THREE.Box2: .empty() has been renamed to .isEmpty().");
      return this.isEmpty();
    },
    isIntersectionBox: function(box) {
      console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().");
      return this.intersectsBox(box);
    },
    size: function(optionalTarget) {
      console.warn("THREE.Box2: .size() has been renamed to .getSize().");
      return this.getSize(optionalTarget);
    }
  });
  Object.assign(Box3.prototype, {
    center: function(optionalTarget) {
      console.warn("THREE.Box3: .center() has been renamed to .getCenter().");
      return this.getCenter(optionalTarget);
    },
    empty: function() {
      console.warn("THREE.Box3: .empty() has been renamed to .isEmpty().");
      return this.isEmpty();
    },
    isIntersectionBox: function(box) {
      console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().");
      return this.intersectsBox(box);
    },
    isIntersectionSphere: function(sphere) {
      console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().");
      return this.intersectsSphere(sphere);
    },
    size: function(optionalTarget) {
      console.warn("THREE.Box3: .size() has been renamed to .getSize().");
      return this.getSize(optionalTarget);
    }
  });
  Frustum.prototype.setFromMatrix = function(m) {
    console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix().");
    return this.setFromProjectionMatrix(m);
  };
  Line3.prototype.center = function(optionalTarget) {
    console.warn("THREE.Line3: .center() has been renamed to .getCenter().");
    return this.getCenter(optionalTarget);
  };
  Object.assign(MathUtils, {
    random16: function() {
      console.warn("THREE.Math: .random16() has been deprecated. Use Math.random() instead.");
      return Math.random();
    },
    nearestPowerOfTwo: function(value) {
      console.warn("THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo().");
      return MathUtils.floorPowerOfTwo(value);
    },
    nextPowerOfTwo: function(value) {
      console.warn("THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo().");
      return MathUtils.ceilPowerOfTwo(value);
    }
  });
  Object.assign(Matrix3.prototype, {
    flattenToArrayOffset: function(array, offset) {
      console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");
      return this.toArray(array, offset);
    },
    multiplyVector3: function(vector) {
      console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.");
      return vector.applyMatrix3(this);
    },
    multiplyVector3Array: function() {
      console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.");
    },
    applyToBufferAttribute: function(attribute) {
      console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead.");
      return attribute.applyMatrix3(this);
    },
    applyToVector3Array: function() {
      console.error("THREE.Matrix3: .applyToVector3Array() has been removed.");
    }
  });
  Object.assign(Matrix4.prototype, {
    extractPosition: function(m) {
      console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().");
      return this.copyPosition(m);
    },
    flattenToArrayOffset: function(array, offset) {
      console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");
      return this.toArray(array, offset);
    },
    getPosition: function() {
      console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");
      return new Vector3().setFromMatrixColumn(this, 3);
    },
    setRotationFromQuaternion: function(q) {
      console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().");
      return this.makeRotationFromQuaternion(q);
    },
    multiplyToArray: function() {
      console.warn("THREE.Matrix4: .multiplyToArray() has been removed.");
    },
    multiplyVector3: function(vector) {
      console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead.");
      return vector.applyMatrix4(this);
    },
    multiplyVector4: function(vector) {
      console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.");
      return vector.applyMatrix4(this);
    },
    multiplyVector3Array: function() {
      console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.");
    },
    rotateAxis: function(v) {
      console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.");
      v.transformDirection(this);
    },
    crossVector: function(vector) {
      console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.");
      return vector.applyMatrix4(this);
    },
    translate: function() {
      console.error("THREE.Matrix4: .translate() has been removed.");
    },
    rotateX: function() {
      console.error("THREE.Matrix4: .rotateX() has been removed.");
    },
    rotateY: function() {
      console.error("THREE.Matrix4: .rotateY() has been removed.");
    },
    rotateZ: function() {
      console.error("THREE.Matrix4: .rotateZ() has been removed.");
    },
    rotateByAxis: function() {
      console.error("THREE.Matrix4: .rotateByAxis() has been removed.");
    },
    applyToBufferAttribute: function(attribute) {
      console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead.");
      return attribute.applyMatrix4(this);
    },
    applyToVector3Array: function() {
      console.error("THREE.Matrix4: .applyToVector3Array() has been removed.");
    },
    makeFrustum: function(left, right, bottom, top2, near, far) {
      console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead.");
      return this.makePerspective(left, right, top2, bottom, near, far);
    }
  });
  Plane.prototype.isIntersectionLine = function(line) {
    console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine().");
    return this.intersectsLine(line);
  };
  Quaternion.prototype.multiplyVector3 = function(vector) {
    console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.");
    return vector.applyQuaternion(this);
  };
  Object.assign(Ray.prototype, {
    isIntersectionBox: function(box) {
      console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox().");
      return this.intersectsBox(box);
    },
    isIntersectionPlane: function(plane) {
      console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane().");
      return this.intersectsPlane(plane);
    },
    isIntersectionSphere: function(sphere) {
      console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere().");
      return this.intersectsSphere(sphere);
    }
  });
  Object.assign(Triangle.prototype, {
    area: function() {
      console.warn("THREE.Triangle: .area() has been renamed to .getArea().");
      return this.getArea();
    },
    barycoordFromPoint: function(point, target) {
      console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord().");
      return this.getBarycoord(point, target);
    },
    midpoint: function(target) {
      console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint().");
      return this.getMidpoint(target);
    },
    normal: function(target) {
      console.warn("THREE.Triangle: .normal() has been renamed to .getNormal().");
      return this.getNormal(target);
    },
    plane: function(target) {
      console.warn("THREE.Triangle: .plane() has been renamed to .getPlane().");
      return this.getPlane(target);
    }
  });
  Object.assign(Triangle, {
    barycoordFromPoint: function(point, a, b, c, target) {
      console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord().");
      return Triangle.getBarycoord(point, a, b, c, target);
    },
    normal: function(a, b, c, target) {
      console.warn("THREE.Triangle: .normal() has been renamed to .getNormal().");
      return Triangle.getNormal(a, b, c, target);
    }
  });
  Object.assign(Shape.prototype, {
    extractAllPoints: function(divisions) {
      console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead.");
      return this.extractPoints(divisions);
    },
    extrude: function(options) {
      console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead.");
      return new ExtrudeGeometry(this, options);
    },
    makeGeometry: function(options) {
      console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead.");
      return new ShapeGeometry(this, options);
    }
  });
  Object.assign(Vector2.prototype, {
    fromAttribute: function(attribute, index, offset) {
      console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute().");
      return this.fromBufferAttribute(attribute, index, offset);
    },
    distanceToManhattan: function(v) {
      console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo().");
      return this.manhattanDistanceTo(v);
    },
    lengthManhattan: function() {
      console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength().");
      return this.manhattanLength();
    }
  });
  Object.assign(Vector3.prototype, {
    setEulerFromRotationMatrix: function() {
      console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.");
    },
    setEulerFromQuaternion: function() {
      console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.");
    },
    getPositionFromMatrix: function(m) {
      console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().");
      return this.setFromMatrixPosition(m);
    },
    getScaleFromMatrix: function(m) {
      console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().");
      return this.setFromMatrixScale(m);
    },
    getColumnFromMatrix: function(index, matrix) {
      console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().");
      return this.setFromMatrixColumn(matrix, index);
    },
    applyProjection: function(m) {
      console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead.");
      return this.applyMatrix4(m);
    },
    fromAttribute: function(attribute, index, offset) {
      console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute().");
      return this.fromBufferAttribute(attribute, index, offset);
    },
    distanceToManhattan: function(v) {
      console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo().");
      return this.manhattanDistanceTo(v);
    },
    lengthManhattan: function() {
      console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength().");
      return this.manhattanLength();
    }
  });
  Object.assign(Vector4.prototype, {
    fromAttribute: function(attribute, index, offset) {
      console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute().");
      return this.fromBufferAttribute(attribute, index, offset);
    },
    lengthManhattan: function() {
      console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength().");
      return this.manhattanLength();
    }
  });
  Object.assign(Geometry.prototype, {
    computeTangents: function() {
      console.error("THREE.Geometry: .computeTangents() has been removed.");
    },
    computeLineDistances: function() {
      console.error("THREE.Geometry: .computeLineDistances() has been removed. Use THREE.Line.computeLineDistances() instead.");
    },
    applyMatrix: function(matrix) {
      console.warn("THREE.Geometry: .applyMatrix() has been renamed to .applyMatrix4().");
      return this.applyMatrix4(matrix);
    }
  });
  Object.assign(Object3D.prototype, {
    getChildByName: function(name) {
      console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().");
      return this.getObjectByName(name);
    },
    renderDepth: function() {
      console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.");
    },
    translate: function(distance, axis) {
      console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.");
      return this.translateOnAxis(axis, distance);
    },
    getWorldRotation: function() {
      console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.");
    },
    applyMatrix: function(matrix) {
      console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4().");
      return this.applyMatrix4(matrix);
    }
  });
  Object.defineProperties(Object3D.prototype, {
    eulerOrder: {
      get: function() {
        console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");
        return this.rotation.order;
      },
      set: function(value) {
        console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");
        this.rotation.order = value;
      }
    },
    useQuaternion: {
      get: function() {
        console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.");
      },
      set: function() {
        console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.");
      }
    }
  });
  Object.assign(Mesh.prototype, {
    setDrawMode: function() {
      console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.");
    }
  });
  Object.defineProperties(Mesh.prototype, {
    drawMode: {
      get: function() {
        console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode.");
        return TrianglesDrawMode;
      },
      set: function() {
        console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.");
      }
    }
  });
  Object.defineProperties(LOD.prototype, {
    objects: {
      get: function() {
        console.warn("THREE.LOD: .objects has been renamed to .levels.");
        return this.levels;
      }
    }
  });
  Object.defineProperty(Skeleton.prototype, "useVertexTexture", {
    get: function() {
      console.warn("THREE.Skeleton: useVertexTexture has been removed.");
    },
    set: function() {
      console.warn("THREE.Skeleton: useVertexTexture has been removed.");
    }
  });
  SkinnedMesh.prototype.initBones = function() {
    console.error("THREE.SkinnedMesh: initBones() has been removed.");
  };
  Object.defineProperty(Curve.prototype, "__arcLengthDivisions", {
    get: function() {
      console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");
      return this.arcLengthDivisions;
    },
    set: function(value) {
      console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");
      this.arcLengthDivisions = value;
    }
  });
  PerspectiveCamera.prototype.setLens = function(focalLength, filmGauge) {
    console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup.");
    if (filmGauge !== void 0)
      this.filmGauge = filmGauge;
    this.setFocalLength(focalLength);
  };
  Object.defineProperties(Light.prototype, {
    onlyShadow: {
      set: function() {
        console.warn("THREE.Light: .onlyShadow has been removed.");
      }
    },
    shadowCameraFov: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov.");
        this.shadow.camera.fov = value;
      }
    },
    shadowCameraLeft: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left.");
        this.shadow.camera.left = value;
      }
    },
    shadowCameraRight: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right.");
        this.shadow.camera.right = value;
      }
    },
    shadowCameraTop: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top.");
        this.shadow.camera.top = value;
      }
    },
    shadowCameraBottom: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom.");
        this.shadow.camera.bottom = value;
      }
    },
    shadowCameraNear: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near.");
        this.shadow.camera.near = value;
      }
    },
    shadowCameraFar: {
      set: function(value) {
        console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far.");
        this.shadow.camera.far = value;
      }
    },
    shadowCameraVisible: {
      set: function() {
        console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.");
      }
    },
    shadowBias: {
      set: function(value) {
        console.warn("THREE.Light: .shadowBias is now .shadow.bias.");
        this.shadow.bias = value;
      }
    },
    shadowDarkness: {
      set: function() {
        console.warn("THREE.Light: .shadowDarkness has been removed.");
      }
    },
    shadowMapWidth: {
      set: function(value) {
        console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width.");
        this.shadow.mapSize.width = value;
      }
    },
    shadowMapHeight: {
      set: function(value) {
        console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height.");
        this.shadow.mapSize.height = value;
      }
    }
  });
  Object.defineProperties(BufferAttribute.prototype, {
    length: {
      get: function() {
        console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead.");
        return this.array.length;
      }
    },
    dynamic: {
      get: function() {
        console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead.");
        return this.usage === DynamicDrawUsage;
      },
      set: function() {
        console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead.");
        this.setUsage(DynamicDrawUsage);
      }
    }
  });
  Object.assign(BufferAttribute.prototype, {
    setDynamic: function(value) {
      console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead.");
      this.setUsage(value === true ? DynamicDrawUsage : StaticDrawUsage);
      return this;
    },
    copyIndicesArray: function() {
      console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.");
    },
    setArray: function() {
      console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers");
    }
  });
  Object.assign(BufferGeometry.prototype, {
    addIndex: function(index) {
      console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().");
      this.setIndex(index);
    },
    addAttribute: function(name, attribute) {
      console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute().");
      if (!(attribute && attribute.isBufferAttribute) && !(attribute && attribute.isInterleavedBufferAttribute)) {
        console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute ).");
        return this.setAttribute(name, new BufferAttribute(arguments[1], arguments[2]));
      }
      if (name === "index") {
        console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute.");
        this.setIndex(attribute);
        return this;
      }
      return this.setAttribute(name, attribute);
    },
    addDrawCall: function(start, count, indexOffset) {
      if (indexOffset !== void 0) {
        console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset.");
      }
      console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup().");
      this.addGroup(start, count);
    },
    clearDrawCalls: function() {
      console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups().");
      this.clearGroups();
    },
    computeTangents: function() {
      console.warn("THREE.BufferGeometry: .computeTangents() has been removed.");
    },
    computeOffsets: function() {
      console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.");
    },
    removeAttribute: function(name) {
      console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute().");
      return this.deleteAttribute(name);
    },
    applyMatrix: function(matrix) {
      console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4().");
      return this.applyMatrix4(matrix);
    }
  });
  Object.defineProperties(BufferGeometry.prototype, {
    drawcalls: {
      get: function() {
        console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups.");
        return this.groups;
      }
    },
    offsets: {
      get: function() {
        console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups.");
        return this.groups;
      }
    }
  });
  Object.defineProperties(InterleavedBuffer.prototype, {
    dynamic: {
      get: function() {
        console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead.");
        return this.usage === DynamicDrawUsage;
      },
      set: function(value) {
        console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead.");
        this.setUsage(value);
      }
    }
  });
  Object.assign(InterleavedBuffer.prototype, {
    setDynamic: function(value) {
      console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead.");
      this.setUsage(value === true ? DynamicDrawUsage : StaticDrawUsage);
      return this;
    },
    setArray: function() {
      console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers");
    }
  });
  Object.assign(ExtrudeBufferGeometry.prototype, {
    getArrays: function() {
      console.error("THREE.ExtrudeBufferGeometry: .getArrays() has been removed.");
    },
    addShapeList: function() {
      console.error("THREE.ExtrudeBufferGeometry: .addShapeList() has been removed.");
    },
    addShape: function() {
      console.error("THREE.ExtrudeBufferGeometry: .addShape() has been removed.");
    }
  });
  Object.defineProperties(Uniform.prototype, {
    dynamic: {
      set: function() {
        console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.");
      }
    },
    onUpdate: {
      value: function() {
        console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead.");
        return this;
      }
    }
  });
  Object.defineProperties(Material.prototype, {
    wrapAround: {
      get: function() {
        console.warn("THREE.Material: .wrapAround has been removed.");
      },
      set: function() {
        console.warn("THREE.Material: .wrapAround has been removed.");
      }
    },
    overdraw: {
      get: function() {
        console.warn("THREE.Material: .overdraw has been removed.");
      },
      set: function() {
        console.warn("THREE.Material: .overdraw has been removed.");
      }
    },
    wrapRGB: {
      get: function() {
        console.warn("THREE.Material: .wrapRGB has been removed.");
        return new Color();
      }
    },
    shading: {
      get: function() {
        console.error("THREE." + this.type + ": .shading has been removed. Use the boolean .flatShading instead.");
      },
      set: function(value) {
        console.warn("THREE." + this.type + ": .shading has been removed. Use the boolean .flatShading instead.");
        this.flatShading = value === FlatShading;
      }
    },
    stencilMask: {
      get: function() {
        console.warn("THREE." + this.type + ": .stencilMask has been removed. Use .stencilFuncMask instead.");
        return this.stencilFuncMask;
      },
      set: function(value) {
        console.warn("THREE." + this.type + ": .stencilMask has been removed. Use .stencilFuncMask instead.");
        this.stencilFuncMask = value;
      }
    }
  });
  Object.defineProperties(MeshPhongMaterial.prototype, {
    metal: {
      get: function() {
        console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead.");
        return false;
      },
      set: function() {
        console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead");
      }
    }
  });
  Object.defineProperties(ShaderMaterial.prototype, {
    derivatives: {
      get: function() {
        console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");
        return this.extensions.derivatives;
      },
      set: function(value) {
        console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");
        this.extensions.derivatives = value;
      }
    }
  });
  Object.assign(WebGLRenderer.prototype, {
    clearTarget: function(renderTarget, color, depth, stencil) {
      console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead.");
      this.setRenderTarget(renderTarget);
      this.clear(color, depth, stencil);
    },
    animate: function(callback) {
      console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop().");
      this.setAnimationLoop(callback);
    },
    getCurrentRenderTarget: function() {
      console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget().");
      return this.getRenderTarget();
    },
    getMaxAnisotropy: function() {
      console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy().");
      return this.capabilities.getMaxAnisotropy();
    },
    getPrecision: function() {
      console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision.");
      return this.capabilities.precision;
    },
    resetGLState: function() {
      console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset().");
      return this.state.reset();
    },
    supportsFloatTextures: function() {
      console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' ).");
      return this.extensions.get("OES_texture_float");
    },
    supportsHalfFloatTextures: function() {
      console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' ).");
      return this.extensions.get("OES_texture_half_float");
    },
    supportsStandardDerivatives: function() {
      console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' ).");
      return this.extensions.get("OES_standard_derivatives");
    },
    supportsCompressedTextureS3TC: function() {
      console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' ).");
      return this.extensions.get("WEBGL_compressed_texture_s3tc");
    },
    supportsCompressedTexturePVRTC: function() {
      console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' ).");
      return this.extensions.get("WEBGL_compressed_texture_pvrtc");
    },
    supportsBlendMinMax: function() {
      console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' ).");
      return this.extensions.get("EXT_blend_minmax");
    },
    supportsVertexTextures: function() {
      console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures.");
      return this.capabilities.vertexTextures;
    },
    supportsInstancedArrays: function() {
      console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' ).");
      return this.extensions.get("ANGLE_instanced_arrays");
    },
    enableScissorTest: function(boolean) {
      console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest().");
      this.setScissorTest(boolean);
    },
    initMaterial: function() {
      console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.");
    },
    addPrePlugin: function() {
      console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.");
    },
    addPostPlugin: function() {
      console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.");
    },
    updateShadowMap: function() {
      console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.");
    },
    setFaceCulling: function() {
      console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.");
    },
    allocTextureUnit: function() {
      console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.");
    },
    setTexture: function() {
      console.warn("THREE.WebGLRenderer: .setTexture() has been removed.");
    },
    setTexture2D: function() {
      console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.");
    },
    setTextureCube: function() {
      console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.");
    },
    getActiveMipMapLevel: function() {
      console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel().");
      return this.getActiveMipmapLevel();
    }
  });
  Object.defineProperties(WebGLRenderer.prototype, {
    shadowMapEnabled: {
      get: function() {
        return this.shadowMap.enabled;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled.");
        this.shadowMap.enabled = value;
      }
    },
    shadowMapType: {
      get: function() {
        return this.shadowMap.type;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type.");
        this.shadowMap.type = value;
      }
    },
    shadowMapCullFace: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.");
        return void 0;
      },
      set: function() {
        console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.");
      }
    },
    context: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead.");
        return this.getContext();
      }
    },
    vr: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr");
        return this.xr;
      }
    },
    gammaInput: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.");
        return false;
      },
      set: function() {
        console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.");
      }
    },
    gammaOutput: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead.");
        return false;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead.");
        this.outputEncoding = value === true ? sRGBEncoding : LinearEncoding;
      }
    }
  });
  Object.defineProperties(WebGLShadowMap.prototype, {
    cullFace: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.");
        return void 0;
      },
      set: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.");
      }
    },
    renderReverseSided: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.");
        return void 0;
      },
      set: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.");
      }
    },
    renderSingleSided: {
      get: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.");
        return void 0;
      },
      set: function() {
        console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.");
      }
    }
  });
  Object.defineProperties(WebGLRenderTarget.prototype, {
    wrapS: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");
        return this.texture.wrapS;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");
        this.texture.wrapS = value;
      }
    },
    wrapT: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.");
        return this.texture.wrapT;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.");
        this.texture.wrapT = value;
      }
    },
    magFilter: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.");
        return this.texture.magFilter;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.");
        this.texture.magFilter = value;
      }
    },
    minFilter: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.");
        return this.texture.minFilter;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.");
        this.texture.minFilter = value;
      }
    },
    anisotropy: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.");
        return this.texture.anisotropy;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.");
        this.texture.anisotropy = value;
      }
    },
    offset: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset.");
        return this.texture.offset;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset.");
        this.texture.offset = value;
      }
    },
    repeat: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat.");
        return this.texture.repeat;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat.");
        this.texture.repeat = value;
      }
    },
    format: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .format is now .texture.format.");
        return this.texture.format;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .format is now .texture.format.");
        this.texture.format = value;
      }
    },
    type: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .type is now .texture.type.");
        return this.texture.type;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .type is now .texture.type.");
        this.texture.type = value;
      }
    },
    generateMipmaps: {
      get: function() {
        console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.");
        return this.texture.generateMipmaps;
      },
      set: function(value) {
        console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.");
        this.texture.generateMipmaps = value;
      }
    }
  });
  Object.defineProperties(Audio.prototype, {
    load: {
      value: function(file) {
        console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");
        var scope = this;
        var audioLoader = new AudioLoader();
        audioLoader.load(file, function(buffer) {
          scope.setBuffer(buffer);
        });
        return this;
      }
    },
    startTime: {
      set: function() {
        console.warn("THREE.Audio: .startTime is now .play( delay ).");
      }
    }
  });
  AudioAnalyser.prototype.getData = function() {
    console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData().");
    return this.getFrequencyData();
  };
  CubeCamera.prototype.updateCubeMap = function(renderer, scene) {
    console.warn("THREE.CubeCamera: .updateCubeMap() is now .update().");
    return this.update(renderer, scene);
  };
  ImageUtils.crossOrigin = void 0;
  ImageUtils.loadTexture = function(url, mapping, onLoad, onError) {
    console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");
    var loader = new TextureLoader();
    loader.setCrossOrigin(this.crossOrigin);
    var texture = loader.load(url, onLoad, void 0, onError);
    if (mapping)
      texture.mapping = mapping;
    return texture;
  };
  ImageUtils.loadTextureCube = function(urls, mapping, onLoad, onError) {
    console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");
    var loader = new CubeTextureLoader();
    loader.setCrossOrigin(this.crossOrigin);
    var texture = loader.load(urls, onLoad, void 0, onError);
    if (mapping)
      texture.mapping = mapping;
    return texture;
  };
  ImageUtils.loadCompressedTexture = function() {
    console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.");
  };
  ImageUtils.loadCompressedTextureCube = function() {
    console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.");
  };
  if (typeof __THREE_DEVTOOLS__ !== "undefined") {
    __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register", { detail: {
      revision: REVISION
    } }));
  }
  class MyAlignedDimension extends mxdraw.MxDbAlignedDimension {
    constructor() {
      super();
    }
    getDimText() {
      var v2ndPtTo1stPt = new Vector3(this.point1.x - this.point2.x, this.point1.y - this.point2.y, 0);
      var fLen = v2ndPtTo1stPt.length();
      return fLen.toFixed(2);
    }
    create() {
      return new MyAlignedDimension();
    }
    getTypeName() {
      return this.constructor.name;
    }
  }
  function Mx_Linear() {
    return __async(this, null, function* () {
      const getPoint = new mxdraw.MrxDbgUiPrPoint();
      getPoint.setMessage("\n指定第一点:");
      getPoint.go((status) => {
        if (status != 0) {
          return;
        }
        const pt1 = getPoint.value();
        let dim = new MyAlignedDimension();
        dim.setPoint1(pt1);
        dim.setColor(65314);
        const worldDrawComment = new mxdraw.McEdGetPointWorldDrawObject();
        worldDrawComment.setDraw((currentPoint) => {
          dim.setPoint2(currentPoint);
          worldDrawComment.drawCustomEntity(dim);
        });
        getPoint.setBasePt(pt1);
        getPoint.setUseBasePt(true);
        getPoint.setUserDraw(worldDrawComment);
        getPoint.setMessage("\n指定第二点:");
        getPoint.setInputToucheType(mxdraw.MxType.InputToucheType.kGetEnd);
        getPoint.go((status2) => {
          if (status2 != 0) {
            console.log(status2);
            return;
          }
          const pt2 = getPoint.value();
          dim.setPoint2(pt2);
          mxdraw.MxFun.getCurrentDraw().addMxEntity(dim);
          alert("测试长度是：" + dim.getDimText());
        });
      });
    });
  }
  function BR_AngleMeasure() {
    const point = new mxdraw.MrxDbgUiPrPoint();
    const mxDraw = mxdraw.MxFun.getCurrentDraw();
    const angleDim = new mxdraw.MxDb2LineAngularDimension();
    angleDim.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
    const worldDraw = new mxdraw.McEdGetPointWorldDrawObject();
    worldDraw.setColor(mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor());
    point.setMessage("\n指定第一点:");
    point.go((status) => {
      if (status !== 0) {
        return;
      }
      point.setMessage("\n指定第二个角度点:");
      angleDim.point1 = point.value();
      worldDraw.setDraw((currentPoint, pWorldDraw) => {
        angleDim.point2 = currentPoint;
        pWorldDraw.drawLine(angleDim.point1, currentPoint);
      });
      point.setUserDraw(worldDraw);
      point.go((status2) => {
        point.setMessage("\n指定最后一个点:");
        if (status2 !== 0) {
          return;
        }
        angleDim.point2 = point.value();
        worldDraw.setDraw((currentPoint, pWorldDraw) => {
          angleDim.point3 = currentPoint;
          worldDraw.drawCustomEntity(angleDim);
        });
        point.go((status3) => {
          if (status3 !== 0) {
            return;
          }
          mxDraw.addMxEntity(angleDim);
        });
      });
    });
  }
  function BR_CoordMeasure() {
    const getPoint = new mxdraw.MrxDbgUiPrPoint();
    getPoint.setMessage("\n指定坐标点:");
    getPoint.go((status) => {
      if (status != 0) {
        return;
      }
      const pt1 = getPoint.value();
      let mxCoord = new mxdraw.MxDbCoord();
      mxCoord.point1 = pt1;
      mxCoord.point2 = pt1.clone();
      mxCoord.color = mxcad2.MxCpp.getCurrentMxCAD().getCurrentDatabaseDrawColor();
      getPoint.setBasePt(pt1);
      getPoint.setUseBasePt(true);
      getPoint.setUserDraw((curPoint, pWorldDraw) => {
        mxCoord.point2 = curPoint;
        pWorldDraw.drawCustomEntity(mxCoord);
      });
      getPoint.setMessage("\n指定标注点:");
      getPoint.go((status2) => {
        if (status2 != 0) {
          console.log(status2);
          return;
        }
        mxCoord.point2 = getPoint.value();
        mxdraw.MxFun.addToCurrentSpace(mxCoord);
      });
    });
  }
  function init$m() {
    new MyAlignedDimension().rxInit();
    mxdraw.MxFun.addCommand("Mx_Linear", Mx_Linear);
    mxdraw.MxFun.addCommand("BR_AngleMeasure", BR_AngleMeasure);
    mxdraw.MxFun.addCommand("BR_CoordMeasure", BR_CoordMeasure);
  }
  function MxTest_SelectEntity() {
    return __async(this, null, function* () {
      let getEnt = new mxcad2.MxCADUiPrEntity();
      getEnt.setMessage("select entity:");
      let id = yield getEnt.go();
      let ent = id.getMcDbEntity();
      if (ent === null)
        return;
      console.log("ent.objectName", ent.objectName);
      if (ent instanceof mxcad2.McDbBlockReference) {
        let blkRef = ent;
        let retExplode = blkRef.explode();
        if (retExplode.GetCount() == 0)
          return;
        let iExplodeConut = retExplode.GetCount();
        for (let j = 0; j < iExplodeConut; j++) {
          let tmpobj = retExplode.AtObject(j).val;
          if (tmpobj instanceof mxcad2.McDbPolyline) {
            let polyline = tmpobj;
            let num = polyline.numVerts();
            for (let i2 = 0; i2 < num; i2++) {
              let pt = polyline.getPointAt(i2);
              let bulge = polyline.getBulgeAt(i2);
              console.log("polyline.pt" + i2 + ":" + McGePoint3dToString(pt.val));
              console.log("polyline.bulge" + i2 + ":" + bulge);
            }
          }
        }
      } else if (ent instanceof mxcad2.McDbPolyline) {
        let polyline = ent;
        let num = polyline.numVerts();
        for (let i2 = 0; i2 < num; i2++) {
          let pt = polyline.getPointAt(i2);
          let bulge = polyline.getBulgeAt(i2);
          console.log("polyline.pt" + i2 + ":" + McGePoint3dToString(pt.val));
          console.log("polyline.bulge" + i2 + ":" + bulge);
        }
      }
    });
  }
  function init$l() {
    mxdraw.MxFun.addCommand("MxTest_SelectEntity", MxTest_SelectEntity);
  }
  class MxDrawTableData {
    constructor() {
      this.m_aryColumn = [];
      this.m_allData = [];
      this.m_dColumnHeight = 14;
      this.m_dRowHeight = 10;
      this.m_dRowLineWdith = 0;
      this.m_dColumnLineWidth = 0.5;
      this.m_dRowTextHeight = 6;
      this.m_dColumnTextHeight = 10;
    }
    addColumn(sName, dW) {
      this.m_aryColumn.push({ name: sName, w: dW });
    }
    addRow(ary) {
      this.m_allData.push(ary);
    }
  }
  class MxDrawTable {
    constructor() {
      this.data = new MxDrawTableData();
      this.pt = new mxcad2.McGePoint3d();
      this.dScale = 1;
      this.mxcad = mxcad2.MxCpp.getCurrentMxCAD();
    }
    draw(pt, dScale) {
      this.pt = pt;
      this.dScale = dScale;
      if (this.data.m_aryColumn.length == 0)
        return false;
      if (this.data.m_allData.length == 0)
        return false;
      this.DrawTableHead();
      this.DrawContent();
      return true;
    }
    DrawTableHead() {
      let m_data = this.data;
      let m_instPt = this.pt.clone();
      let curPt = this.pt.clone();
      let vecTmp = new mxcad2.McGeVector3d(0, 1, 0).mult(this.Scale(this.data.m_dColumnHeight));
      console.log(vecTmp);
      let dLineWidth = this.Scale(this.data.m_dColumnLineWidth);
      let dAllW = 0;
      let kXAxis = new mxcad2.McGeVector3d(1, 0, 0);
      for (let i2 = 0; i2 < m_data.m_aryColumn.length; i2++) {
        let col = m_data.m_aryColumn[i2];
        this.DrawLine(curPt, curPt.clone().subvec(vecTmp), dLineWidth);
        this.DrawMCText(curPt.clone().addvec(kXAxis.clone().mult(this.Scale(col.w) * 0.5)).subvec(vecTmp.clone().mult(0.5)), col.name, this.Scale(m_data.m_dColumnTextHeight));
        curPt.addvec(kXAxis.clone().mult(this.Scale(col.w)));
        dAllW += this.Scale(col.w);
      }
      this.DrawLine(curPt, curPt.clone().subvec(vecTmp), dLineWidth);
      this.DrawLine(m_instPt, m_instPt.clone().addvec(kXAxis.clone().mult(dAllW)), dLineWidth);
      this.DrawLine(m_instPt.clone().subvec(vecTmp), m_instPt.addvec(kXAxis.clone().mult(dAllW)).subvec(vecTmp), dLineWidth);
      return true;
    }
    DrawContent() {
      let m_data = this.data;
      let m_instPt = this.pt;
      let dAllW = 0;
      for (let i2 = 0; i2 < m_data.m_aryColumn.length; i2++) {
        dAllW += this.Scale(m_data.m_aryColumn[i2].w);
      }
      let dLineWidth = this.Scale(this.data.m_dRowLineWdith);
      let kXAxis = new mxcad2.McGeVector3d(1, 0, 0);
      let kYAxis = new mxcad2.McGeVector3d(0, 1, 0);
      let instPt = m_instPt.clone().subvec(kYAxis.clone().mult(this.Scale(m_data.m_dColumnHeight)));
      let vecTmp = kYAxis.clone().mult(this.Scale(m_data.m_dRowHeight));
      for (let i2 = 0; i2 < m_data.m_allData.length; i2++) {
        let curPt = instPt.clone();
        for (let j = 0; j < m_data.m_aryColumn.length; j++) {
          let col = m_data.m_aryColumn[j];
          this.DrawLine(curPt, curPt.clone().subvec(vecTmp), dLineWidth);
          this.DrawMCText(curPt.clone().addvec(kXAxis.clone().mult(this.Scale(col.w * 0.5))).subvec(vecTmp.clone().mult(0.5)), m_data.m_allData[i2][j], this.Scale(m_data.m_dRowTextHeight));
          curPt.addvec(kXAxis.clone().mult(this.Scale(col.w)));
        }
        this.DrawLine(curPt, curPt.clone().subvec(vecTmp), dLineWidth);
        this.DrawLine(instPt, instPt.clone().addvec(kXAxis.clone().mult(dAllW)), dLineWidth);
        this.DrawLine(instPt.clone().subvec(vecTmp), instPt.clone().addvec(kXAxis.clone().mult(dAllW)).subvec(vecTmp), dLineWidth);
        instPt.subvec(vecTmp);
      }
      return true;
    }
    DrawLine(pt1, pt2, dLineWidth) {
      this.mxcad.drawLineWidth = dLineWidth;
      this.mxcad.drawColorIndex = mxcad2.ColorIndexType.kMagenta;
      this.mxcad.drawLine(pt1.x, pt1.y, pt2.x, pt2.y);
    }
    DrawMCText(pt1, sTxt, dTextHeight) {
      this.mxcad.drawColorIndex = 0;
      this.mxcad.drawColor = new mxcad2.McCmColor(0, 255, 0);
      this.mxcad.drawText(pt1.x, pt1.y, sTxt, dTextHeight, 0, mxcad2.McDb.TextHorzMode.kTextMid, mxcad2.McDb.TextVertMode.kTextVertMid);
    }
    Scale(dL) {
      return dL * this.dScale;
    }
  }
  var commonjsGlobal = typeof globalThis !== "undefined" ? globalThis : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : {};
  function getDefaultExportFromCjs(x) {
    return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, "default") ? x["default"] : x;
  }
  var qrcode = { exports: {} };
  (function(module, exports2) {
    var qrcode2 = function() {
      var qrcode3 = function(typeNumber, errorCorrectionLevel) {
        var PAD0 = 236;
        var PAD1 = 17;
        var _typeNumber = typeNumber;
        var _errorCorrectionLevel = QRErrorCorrectionLevel[errorCorrectionLevel];
        var _modules = null;
        var _moduleCount = 0;
        var _dataCache = null;
        var _dataList = [];
        var _this = {};
        var makeImpl = function(test2, maskPattern) {
          _moduleCount = _typeNumber * 4 + 17;
          _modules = function(moduleCount) {
            var modules = new Array(moduleCount);
            for (var row = 0; row < moduleCount; row += 1) {
              modules[row] = new Array(moduleCount);
              for (var col = 0; col < moduleCount; col += 1) {
                modules[row][col] = null;
              }
            }
            return modules;
          }(_moduleCount);
          setupPositionProbePattern(0, 0);
          setupPositionProbePattern(_moduleCount - 7, 0);
          setupPositionProbePattern(0, _moduleCount - 7);
          setupPositionAdjustPattern();
          setupTimingPattern();
          setupTypeInfo(test2, maskPattern);
          if (_typeNumber >= 7) {
            setupTypeNumber(test2);
          }
          if (_dataCache == null) {
            _dataCache = createData(_typeNumber, _errorCorrectionLevel, _dataList);
          }
          mapData(_dataCache, maskPattern);
        };
        var setupPositionProbePattern = function(row, col) {
          for (var r = -1; r <= 7; r += 1) {
            if (row + r <= -1 || _moduleCount <= row + r)
              continue;
            for (var c = -1; c <= 7; c += 1) {
              if (col + c <= -1 || _moduleCount <= col + c)
                continue;
              if (0 <= r && r <= 6 && (c == 0 || c == 6) || 0 <= c && c <= 6 && (r == 0 || r == 6) || 2 <= r && r <= 4 && 2 <= c && c <= 4) {
                _modules[row + r][col + c] = true;
              } else {
                _modules[row + r][col + c] = false;
              }
            }
          }
        };
        var getBestMaskPattern = function() {
          var minLostPoint = 0;
          var pattern = 0;
          for (var i2 = 0; i2 < 8; i2 += 1) {
            makeImpl(true, i2);
            var lostPoint = QRUtil.getLostPoint(_this);
            if (i2 == 0 || minLostPoint > lostPoint) {
              minLostPoint = lostPoint;
              pattern = i2;
            }
          }
          return pattern;
        };
        var setupTimingPattern = function() {
          for (var r = 8; r < _moduleCount - 8; r += 1) {
            if (_modules[r][6] != null) {
              continue;
            }
            _modules[r][6] = r % 2 == 0;
          }
          for (var c = 8; c < _moduleCount - 8; c += 1) {
            if (_modules[6][c] != null) {
              continue;
            }
            _modules[6][c] = c % 2 == 0;
          }
        };
        var setupPositionAdjustPattern = function() {
          var pos = QRUtil.getPatternPosition(_typeNumber);
          for (var i2 = 0; i2 < pos.length; i2 += 1) {
            for (var j = 0; j < pos.length; j += 1) {
              var row = pos[i2];
              var col = pos[j];
              if (_modules[row][col] != null) {
                continue;
              }
              for (var r = -2; r <= 2; r += 1) {
                for (var c = -2; c <= 2; c += 1) {
                  if (r == -2 || r == 2 || c == -2 || c == 2 || r == 0 && c == 0) {
                    _modules[row + r][col + c] = true;
                  } else {
                    _modules[row + r][col + c] = false;
                  }
                }
              }
            }
          }
        };
        var setupTypeNumber = function(test2) {
          var bits = QRUtil.getBCHTypeNumber(_typeNumber);
          for (var i2 = 0; i2 < 18; i2 += 1) {
            var mod = !test2 && (bits >> i2 & 1) == 1;
            _modules[Math.floor(i2 / 3)][i2 % 3 + _moduleCount - 8 - 3] = mod;
          }
          for (var i2 = 0; i2 < 18; i2 += 1) {
            var mod = !test2 && (bits >> i2 & 1) == 1;
            _modules[i2 % 3 + _moduleCount - 8 - 3][Math.floor(i2 / 3)] = mod;
          }
        };
        var setupTypeInfo = function(test2, maskPattern) {
          var data = _errorCorrectionLevel << 3 | maskPattern;
          var bits = QRUtil.getBCHTypeInfo(data);
          for (var i2 = 0; i2 < 15; i2 += 1) {
            var mod = !test2 && (bits >> i2 & 1) == 1;
            if (i2 < 6) {
              _modules[i2][8] = mod;
            } else if (i2 < 8) {
              _modules[i2 + 1][8] = mod;
            } else {
              _modules[_moduleCount - 15 + i2][8] = mod;
            }
          }
          for (var i2 = 0; i2 < 15; i2 += 1) {
            var mod = !test2 && (bits >> i2 & 1) == 1;
            if (i2 < 8) {
              _modules[8][_moduleCount - i2 - 1] = mod;
            } else if (i2 < 9) {
              _modules[8][15 - i2 - 1 + 1] = mod;
            } else {
              _modules[8][15 - i2 - 1] = mod;
            }
          }
          _modules[_moduleCount - 8][8] = !test2;
        };
        var mapData = function(data, maskPattern) {
          var inc = -1;
          var row = _moduleCount - 1;
          var bitIndex = 7;
          var byteIndex = 0;
          var maskFunc = QRUtil.getMaskFunction(maskPattern);
          for (var col = _moduleCount - 1; col > 0; col -= 2) {
            if (col == 6)
              col -= 1;
            while (true) {
              for (var c = 0; c < 2; c += 1) {
                if (_modules[row][col - c] == null) {
                  var dark = false;
                  if (byteIndex < data.length) {
                    dark = (data[byteIndex] >>> bitIndex & 1) == 1;
                  }
                  var mask = maskFunc(row, col - c);
                  if (mask) {
                    dark = !dark;
                  }
                  _modules[row][col - c] = dark;
                  bitIndex -= 1;
                  if (bitIndex == -1) {
                    byteIndex += 1;
                    bitIndex = 7;
                  }
                }
              }
              row += inc;
              if (row < 0 || _moduleCount <= row) {
                row -= inc;
                inc = -inc;
                break;
              }
            }
          }
        };
        var createBytes = function(buffer, rsBlocks) {
          var offset = 0;
          var maxDcCount = 0;
          var maxEcCount = 0;
          var dcdata = new Array(rsBlocks.length);
          var ecdata = new Array(rsBlocks.length);
          for (var r = 0; r < rsBlocks.length; r += 1) {
            var dcCount = rsBlocks[r].dataCount;
            var ecCount = rsBlocks[r].totalCount - dcCount;
            maxDcCount = Math.max(maxDcCount, dcCount);
            maxEcCount = Math.max(maxEcCount, ecCount);
            dcdata[r] = new Array(dcCount);
            for (var i2 = 0; i2 < dcdata[r].length; i2 += 1) {
              dcdata[r][i2] = 255 & buffer.getBuffer()[i2 + offset];
            }
            offset += dcCount;
            var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
            var rawPoly = qrPolynomial(dcdata[r], rsPoly.getLength() - 1);
            var modPoly = rawPoly.mod(rsPoly);
            ecdata[r] = new Array(rsPoly.getLength() - 1);
            for (var i2 = 0; i2 < ecdata[r].length; i2 += 1) {
              var modIndex = i2 + modPoly.getLength() - ecdata[r].length;
              ecdata[r][i2] = modIndex >= 0 ? modPoly.getAt(modIndex) : 0;
            }
          }
          var totalCodeCount = 0;
          for (var i2 = 0; i2 < rsBlocks.length; i2 += 1) {
            totalCodeCount += rsBlocks[i2].totalCount;
          }
          var data = new Array(totalCodeCount);
          var index = 0;
          for (var i2 = 0; i2 < maxDcCount; i2 += 1) {
            for (var r = 0; r < rsBlocks.length; r += 1) {
              if (i2 < dcdata[r].length) {
                data[index] = dcdata[r][i2];
                index += 1;
              }
            }
          }
          for (var i2 = 0; i2 < maxEcCount; i2 += 1) {
            for (var r = 0; r < rsBlocks.length; r += 1) {
              if (i2 < ecdata[r].length) {
                data[index] = ecdata[r][i2];
                index += 1;
              }
            }
          }
          return data;
        };
        var createData = function(typeNumber2, errorCorrectionLevel2, dataList) {
          var rsBlocks = QRRSBlock.getRSBlocks(typeNumber2, errorCorrectionLevel2);
          var buffer = qrBitBuffer();
          for (var i2 = 0; i2 < dataList.length; i2 += 1) {
            var data = dataList[i2];
            buffer.put(data.getMode(), 4);
            buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber2));
            data.write(buffer);
          }
          var totalDataCount = 0;
          for (var i2 = 0; i2 < rsBlocks.length; i2 += 1) {
            totalDataCount += rsBlocks[i2].dataCount;
          }
          if (buffer.getLengthInBits() > totalDataCount * 8) {
            throw "code length overflow. (" + buffer.getLengthInBits() + ">" + totalDataCount * 8 + ")";
          }
          if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
            buffer.put(0, 4);
          }
          while (buffer.getLengthInBits() % 8 != 0) {
            buffer.putBit(false);
          }
          while (true) {
            if (buffer.getLengthInBits() >= totalDataCount * 8) {
              break;
            }
            buffer.put(PAD0, 8);
            if (buffer.getLengthInBits() >= totalDataCount * 8) {
              break;
            }
            buffer.put(PAD1, 8);
          }
          return createBytes(buffer, rsBlocks);
        };
        _this.addData = function(data, mode) {
          mode = mode || "Byte";
          var newData = null;
          switch (mode) {
            case "Numeric":
              newData = qrNumber(data);
              break;
            case "Alphanumeric":
              newData = qrAlphaNum(data);
              break;
            case "Byte":
              newData = qr8BitByte(data);
              break;
            case "Kanji":
              newData = qrKanji(data);
              break;
            default:
              throw "mode:" + mode;
          }
          _dataList.push(newData);
          _dataCache = null;
        };
        _this.isDark = function(row, col) {
          if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) {
            throw row + "," + col;
          }
          return _modules[row][col];
        };
        _this.getModuleCount = function() {
          return _moduleCount;
        };
        _this.make = function() {
          if (_typeNumber < 1) {
            var typeNumber2 = 1;
            for (; typeNumber2 < 40; typeNumber2++) {
              var rsBlocks = QRRSBlock.getRSBlocks(typeNumber2, _errorCorrectionLevel);
              var buffer = qrBitBuffer();
              for (var i2 = 0; i2 < _dataList.length; i2++) {
                var data = _dataList[i2];
                buffer.put(data.getMode(), 4);
                buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber2));
                data.write(buffer);
              }
              var totalDataCount = 0;
              for (var i2 = 0; i2 < rsBlocks.length; i2++) {
                totalDataCount += rsBlocks[i2].dataCount;
              }
              if (buffer.getLengthInBits() <= totalDataCount * 8) {
                break;
              }
            }
            _typeNumber = typeNumber2;
          }
          makeImpl(false, getBestMaskPattern());
        };
        _this.createTableTag = function(cellSize, margin) {
          cellSize = cellSize || 2;
          margin = typeof margin == "undefined" ? cellSize * 4 : margin;
          var qrHtml = "";
          qrHtml += '<table style="';
          qrHtml += " border-width: 0px; border-style: none;";
          qrHtml += " border-collapse: collapse;";
          qrHtml += " padding: 0px; margin: " + margin + "px;";
          qrHtml += '">';
          qrHtml += "<tbody>";
          for (var r = 0; r < _this.getModuleCount(); r += 1) {
            qrHtml += "<tr>";
            for (var c = 0; c < _this.getModuleCount(); c += 1) {
              qrHtml += '<td style="';
              qrHtml += " border-width: 0px; border-style: none;";
              qrHtml += " border-collapse: collapse;";
              qrHtml += " padding: 0px; margin: 0px;";
              qrHtml += " width: " + cellSize + "px;";
              qrHtml += " height: " + cellSize + "px;";
              qrHtml += " background-color: ";
              qrHtml += _this.isDark(r, c) ? "#000000" : "#ffffff";
              qrHtml += ";";
              qrHtml += '"/>';
            }
            qrHtml += "</tr>";
          }
          qrHtml += "</tbody>";
          qrHtml += "</table>";
          return qrHtml;
        };
        _this.createSvgTag = function(cellSize, margin, alt, title) {
          var opts = {};
          if (typeof arguments[0] == "object") {
            opts = arguments[0];
            cellSize = opts.cellSize;
            margin = opts.margin;
            alt = opts.alt;
            title = opts.title;
          }
          cellSize = cellSize || 2;
          margin = typeof margin == "undefined" ? cellSize * 4 : margin;
          alt = typeof alt === "string" ? { text: alt } : alt || {};
          alt.text = alt.text || null;
          alt.id = alt.text ? alt.id || "qrcode-description" : null;
          title = typeof title === "string" ? { text: title } : title || {};
          title.text = title.text || null;
          title.id = title.text ? title.id || "qrcode-title" : null;
          var size = _this.getModuleCount() * cellSize + margin * 2;
          var c, mc, r, mr, qrSvg = "", rect;
          rect = "l" + cellSize + ",0 0," + cellSize + " -" + cellSize + ",0 0,-" + cellSize + "z ";
          qrSvg += '<svg version="1.1" xmlns="http://www.w3.org/2000/svg"';
          qrSvg += !opts.scalable ? ' width="' + size + 'px" height="' + size + 'px"' : "";
          qrSvg += ' viewBox="0 0 ' + size + " " + size + '" ';
          qrSvg += ' preserveAspectRatio="xMinYMin meet"';
          qrSvg += title.text || alt.text ? ' role="img" aria-labelledby="' + escapeXml([title.id, alt.id].join(" ").trim()) + '"' : "";
          qrSvg += ">";
          qrSvg += title.text ? '<title id="' + escapeXml(title.id) + '">' + escapeXml(title.text) + "</title>" : "";
          qrSvg += alt.text ? '<description id="' + escapeXml(alt.id) + '">' + escapeXml(alt.text) + "</description>" : "";
          qrSvg += '<rect width="100%" height="100%" fill="white" cx="0" cy="0"/>';
          qrSvg += '<path d="';
          for (r = 0; r < _this.getModuleCount(); r += 1) {
            mr = r * cellSize + margin;
            for (c = 0; c < _this.getModuleCount(); c += 1) {
              if (_this.isDark(r, c)) {
                mc = c * cellSize + margin;
                qrSvg += "M" + mc + "," + mr + rect;
              }
            }
          }
          qrSvg += '" stroke="transparent" fill="black"/>';
          qrSvg += "</svg>";
          return qrSvg;
        };
        _this.createDataURL = function(cellSize, margin) {
          cellSize = cellSize || 2;
          margin = typeof margin == "undefined" ? cellSize * 4 : margin;
          var size = _this.getModuleCount() * cellSize + margin * 2;
          var min = margin;
          var max = size - margin;
          return createDataURL(size, size, function(x, y) {
            if (min <= x && x < max && min <= y && y < max) {
              var c = Math.floor((x - min) / cellSize);
              var r = Math.floor((y - min) / cellSize);
              return _this.isDark(r, c) ? 0 : 1;
            } else {
              return 1;
            }
          });
        };
        _this.createImgTag = function(cellSize, margin, alt) {
          cellSize = cellSize || 2;
          margin = typeof margin == "undefined" ? cellSize * 4 : margin;
          var size = _this.getModuleCount() * cellSize + margin * 2;
          var img = "";
          img += "<img";
          img += ' src="';
          img += _this.createDataURL(cellSize, margin);
          img += '"';
          img += ' width="';
          img += size;
          img += '"';
          img += ' height="';
          img += size;
          img += '"';
          if (alt) {
            img += ' alt="';
            img += escapeXml(alt);
            img += '"';
          }
          img += "/>";
          return img;
        };
        var escapeXml = function(s) {
          var escaped = "";
          for (var i2 = 0; i2 < s.length; i2 += 1) {
            var c = s.charAt(i2);
            switch (c) {
              case "<":
                escaped += "&lt;";
                break;
              case ">":
                escaped += "&gt;";
                break;
              case "&":
                escaped += "&amp;";
                break;
              case '"':
                escaped += "&quot;";
                break;
              default:
                escaped += c;
                break;
            }
          }
          return escaped;
        };
        var _createHalfASCII = function(margin) {
          var cellSize = 1;
          margin = typeof margin == "undefined" ? cellSize * 2 : margin;
          var size = _this.getModuleCount() * cellSize + margin * 2;
          var min = margin;
          var max = size - margin;
          var y, x, r1, r2, p;
          var blocks = {
            "██": "█",
            "█ ": "▀",
            " █": "▄",
            "  ": " "
          };
          var blocksLastLineNoMargin = {
            "██": "▀",
            "█ ": "▀",
            " █": " ",
            "  ": " "
          };
          var ascii = "";
          for (y = 0; y < size; y += 2) {
            r1 = Math.floor((y - min) / cellSize);
            r2 = Math.floor((y + 1 - min) / cellSize);
            for (x = 0; x < size; x += 1) {
              p = "█";
              if (min <= x && x < max && min <= y && y < max && _this.isDark(r1, Math.floor((x - min) / cellSize))) {
                p = " ";
              }
              if (min <= x && x < max && min <= y + 1 && y + 1 < max && _this.isDark(r2, Math.floor((x - min) / cellSize))) {
                p += " ";
              } else {
                p += "█";
              }
              ascii += margin < 1 && y + 1 >= max ? blocksLastLineNoMargin[p] : blocks[p];
            }
            ascii += "\n";
          }
          if (size % 2 && margin > 0) {
            return ascii.substring(0, ascii.length - size - 1) + Array(size + 1).join("▀");
          }
          return ascii.substring(0, ascii.length - 1);
        };
        _this.createASCII = function(cellSize, margin) {
          cellSize = cellSize || 1;
          if (cellSize < 2) {
            return _createHalfASCII(margin);
          }
          cellSize -= 1;
          margin = typeof margin == "undefined" ? cellSize * 2 : margin;
          var size = _this.getModuleCount() * cellSize + margin * 2;
          var min = margin;
          var max = size - margin;
          var y, x, r, p;
          var white = Array(cellSize + 1).join("██");
          var black = Array(cellSize + 1).join("  ");
          var ascii = "";
          var line = "";
          for (y = 0; y < size; y += 1) {
            r = Math.floor((y - min) / cellSize);
            line = "";
            for (x = 0; x < size; x += 1) {
              p = 1;
              if (min <= x && x < max && min <= y && y < max && _this.isDark(r, Math.floor((x - min) / cellSize))) {
                p = 0;
              }
              line += p ? white : black;
            }
            for (r = 0; r < cellSize; r += 1) {
              ascii += line + "\n";
            }
          }
          return ascii.substring(0, ascii.length - 1);
        };
        _this.renderTo2dContext = function(context, cellSize) {
          cellSize = cellSize || 2;
          var length = _this.getModuleCount();
          for (var row = 0; row < length; row++) {
            for (var col = 0; col < length; col++) {
              context.fillStyle = _this.isDark(row, col) ? "black" : "white";
              context.fillRect(row * cellSize, col * cellSize, cellSize, cellSize);
            }
          }
        };
        return _this;
      };
      qrcode3.stringToBytesFuncs = {
        "default": function(s) {
          var bytes = [];
          for (var i2 = 0; i2 < s.length; i2 += 1) {
            var c = s.charCodeAt(i2);
            bytes.push(c & 255);
          }
          return bytes;
        }
      };
      qrcode3.stringToBytes = qrcode3.stringToBytesFuncs["default"];
      qrcode3.createStringToBytes = function(unicodeData, numChars) {
        var unicodeMap = function() {
          var bin = base64DecodeInputStream(unicodeData);
          var read = function() {
            var b = bin.read();
            if (b == -1)
              throw "eof";
            return b;
          };
          var count = 0;
          var unicodeMap2 = {};
          while (true) {
            var b0 = bin.read();
            if (b0 == -1)
              break;
            var b1 = read();
            var b2 = read();
            var b3 = read();
            var k = String.fromCharCode(b0 << 8 | b1);
            var v = b2 << 8 | b3;
            unicodeMap2[k] = v;
            count += 1;
          }
          if (count != numChars) {
            throw count + " != " + numChars;
          }
          return unicodeMap2;
        }();
        var unknownChar = "?".charCodeAt(0);
        return function(s) {
          var bytes = [];
          for (var i2 = 0; i2 < s.length; i2 += 1) {
            var c = s.charCodeAt(i2);
            if (c < 128) {
              bytes.push(c);
            } else {
              var b = unicodeMap[s.charAt(i2)];
              if (typeof b == "number") {
                if ((b & 255) == b) {
                  bytes.push(b);
                } else {
                  bytes.push(b >>> 8);
                  bytes.push(b & 255);
                }
              } else {
                bytes.push(unknownChar);
              }
            }
          }
          return bytes;
        };
      };
      var QRMode = {
        MODE_NUMBER: 1 << 0,
        MODE_ALPHA_NUM: 1 << 1,
        MODE_8BIT_BYTE: 1 << 2,
        MODE_KANJI: 1 << 3
      };
      var QRErrorCorrectionLevel = {
        L: 1,
        M: 0,
        Q: 3,
        H: 2
      };
      var QRMaskPattern = {
        PATTERN000: 0,
        PATTERN001: 1,
        PATTERN010: 2,
        PATTERN011: 3,
        PATTERN100: 4,
        PATTERN101: 5,
        PATTERN110: 6,
        PATTERN111: 7
      };
      var QRUtil = function() {
        var PATTERN_POSITION_TABLE = [
          [],
          [6, 18],
          [6, 22],
          [6, 26],
          [6, 30],
          [6, 34],
          [6, 22, 38],
          [6, 24, 42],
          [6, 26, 46],
          [6, 28, 50],
          [6, 30, 54],
          [6, 32, 58],
          [6, 34, 62],
          [6, 26, 46, 66],
          [6, 26, 48, 70],
          [6, 26, 50, 74],
          [6, 30, 54, 78],
          [6, 30, 56, 82],
          [6, 30, 58, 86],
          [6, 34, 62, 90],
          [6, 28, 50, 72, 94],
          [6, 26, 50, 74, 98],
          [6, 30, 54, 78, 102],
          [6, 28, 54, 80, 106],
          [6, 32, 58, 84, 110],
          [6, 30, 58, 86, 114],
          [6, 34, 62, 90, 118],
          [6, 26, 50, 74, 98, 122],
          [6, 30, 54, 78, 102, 126],
          [6, 26, 52, 78, 104, 130],
          [6, 30, 56, 82, 108, 134],
          [6, 34, 60, 86, 112, 138],
          [6, 30, 58, 86, 114, 142],
          [6, 34, 62, 90, 118, 146],
          [6, 30, 54, 78, 102, 126, 150],
          [6, 24, 50, 76, 102, 128, 154],
          [6, 28, 54, 80, 106, 132, 158],
          [6, 32, 58, 84, 110, 136, 162],
          [6, 26, 54, 82, 110, 138, 166],
          [6, 30, 58, 86, 114, 142, 170]
        ];
        var G15 = 1 << 10 | 1 << 8 | 1 << 5 | 1 << 4 | 1 << 2 | 1 << 1 | 1 << 0;
        var G18 = 1 << 12 | 1 << 11 | 1 << 10 | 1 << 9 | 1 << 8 | 1 << 5 | 1 << 2 | 1 << 0;
        var G15_MASK = 1 << 14 | 1 << 12 | 1 << 10 | 1 << 4 | 1 << 1;
        var _this = {};
        var getBCHDigit = function(data) {
          var digit = 0;
          while (data != 0) {
            digit += 1;
            data >>>= 1;
          }
          return digit;
        };
        _this.getBCHTypeInfo = function(data) {
          var d = data << 10;
          while (getBCHDigit(d) - getBCHDigit(G15) >= 0) {
            d ^= G15 << getBCHDigit(d) - getBCHDigit(G15);
          }
          return (data << 10 | d) ^ G15_MASK;
        };
        _this.getBCHTypeNumber = function(data) {
          var d = data << 12;
          while (getBCHDigit(d) - getBCHDigit(G18) >= 0) {
            d ^= G18 << getBCHDigit(d) - getBCHDigit(G18);
          }
          return data << 12 | d;
        };
        _this.getPatternPosition = function(typeNumber) {
          return PATTERN_POSITION_TABLE[typeNumber - 1];
        };
        _this.getMaskFunction = function(maskPattern) {
          switch (maskPattern) {
            case QRMaskPattern.PATTERN000:
              return function(i2, j) {
                return (i2 + j) % 2 == 0;
              };
            case QRMaskPattern.PATTERN001:
              return function(i2, j) {
                return i2 % 2 == 0;
              };
            case QRMaskPattern.PATTERN010:
              return function(i2, j) {
                return j % 3 == 0;
              };
            case QRMaskPattern.PATTERN011:
              return function(i2, j) {
                return (i2 + j) % 3 == 0;
              };
            case QRMaskPattern.PATTERN100:
              return function(i2, j) {
                return (Math.floor(i2 / 2) + Math.floor(j / 3)) % 2 == 0;
              };
            case QRMaskPattern.PATTERN101:
              return function(i2, j) {
                return i2 * j % 2 + i2 * j % 3 == 0;
              };
            case QRMaskPattern.PATTERN110:
              return function(i2, j) {
                return (i2 * j % 2 + i2 * j % 3) % 2 == 0;
              };
            case QRMaskPattern.PATTERN111:
              return function(i2, j) {
                return (i2 * j % 3 + (i2 + j) % 2) % 2 == 0;
              };
            default:
              throw "bad maskPattern:" + maskPattern;
          }
        };
        _this.getErrorCorrectPolynomial = function(errorCorrectLength) {
          var a = qrPolynomial([1], 0);
          for (var i2 = 0; i2 < errorCorrectLength; i2 += 1) {
            a = a.multiply(qrPolynomial([1, QRMath.gexp(i2)], 0));
          }
          return a;
        };
        _this.getLengthInBits = function(mode, type) {
          if (1 <= type && type < 10) {
            switch (mode) {
              case QRMode.MODE_NUMBER:
                return 10;
              case QRMode.MODE_ALPHA_NUM:
                return 9;
              case QRMode.MODE_8BIT_BYTE:
                return 8;
              case QRMode.MODE_KANJI:
                return 8;
              default:
                throw "mode:" + mode;
            }
          } else if (type < 27) {
            switch (mode) {
              case QRMode.MODE_NUMBER:
                return 12;
              case QRMode.MODE_ALPHA_NUM:
                return 11;
              case QRMode.MODE_8BIT_BYTE:
                return 16;
              case QRMode.MODE_KANJI:
                return 10;
              default:
                throw "mode:" + mode;
            }
          } else if (type < 41) {
            switch (mode) {
              case QRMode.MODE_NUMBER:
                return 14;
              case QRMode.MODE_ALPHA_NUM:
                return 13;
              case QRMode.MODE_8BIT_BYTE:
                return 16;
              case QRMode.MODE_KANJI:
                return 12;
              default:
                throw "mode:" + mode;
            }
          } else {
            throw "type:" + type;
          }
        };
        _this.getLostPoint = function(qrcode4) {
          var moduleCount = qrcode4.getModuleCount();
          var lostPoint = 0;
          for (var row = 0; row < moduleCount; row += 1) {
            for (var col = 0; col < moduleCount; col += 1) {
              var sameCount = 0;
              var dark = qrcode4.isDark(row, col);
              for (var r = -1; r <= 1; r += 1) {
                if (row + r < 0 || moduleCount <= row + r) {
                  continue;
                }
                for (var c = -1; c <= 1; c += 1) {
                  if (col + c < 0 || moduleCount <= col + c) {
                    continue;
                  }
                  if (r == 0 && c == 0) {
                    continue;
                  }
                  if (dark == qrcode4.isDark(row + r, col + c)) {
                    sameCount += 1;
                  }
                }
              }
              if (sameCount > 5) {
                lostPoint += 3 + sameCount - 5;
              }
            }
          }
          for (var row = 0; row < moduleCount - 1; row += 1) {
            for (var col = 0; col < moduleCount - 1; col += 1) {
              var count = 0;
              if (qrcode4.isDark(row, col))
                count += 1;
              if (qrcode4.isDark(row + 1, col))
                count += 1;
              if (qrcode4.isDark(row, col + 1))
                count += 1;
              if (qrcode4.isDark(row + 1, col + 1))
                count += 1;
              if (count == 0 || count == 4) {
                lostPoint += 3;
              }
            }
          }
          for (var row = 0; row < moduleCount; row += 1) {
            for (var col = 0; col < moduleCount - 6; col += 1) {
              if (qrcode4.isDark(row, col) && !qrcode4.isDark(row, col + 1) && qrcode4.isDark(row, col + 2) && qrcode4.isDark(row, col + 3) && qrcode4.isDark(row, col + 4) && !qrcode4.isDark(row, col + 5) && qrcode4.isDark(row, col + 6)) {
                lostPoint += 40;
              }
            }
          }
          for (var col = 0; col < moduleCount; col += 1) {
            for (var row = 0; row < moduleCount - 6; row += 1) {
              if (qrcode4.isDark(row, col) && !qrcode4.isDark(row + 1, col) && qrcode4.isDark(row + 2, col) && qrcode4.isDark(row + 3, col) && qrcode4.isDark(row + 4, col) && !qrcode4.isDark(row + 5, col) && qrcode4.isDark(row + 6, col)) {
                lostPoint += 40;
              }
            }
          }
          var darkCount = 0;
          for (var col = 0; col < moduleCount; col += 1) {
            for (var row = 0; row < moduleCount; row += 1) {
              if (qrcode4.isDark(row, col)) {
                darkCount += 1;
              }
            }
          }
          var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5;
          lostPoint += ratio * 10;
          return lostPoint;
        };
        return _this;
      }();
      var QRMath = function() {
        var EXP_TABLE = new Array(256);
        var LOG_TABLE = new Array(256);
        for (var i2 = 0; i2 < 8; i2 += 1) {
          EXP_TABLE[i2] = 1 << i2;
        }
        for (var i2 = 8; i2 < 256; i2 += 1) {
          EXP_TABLE[i2] = EXP_TABLE[i2 - 4] ^ EXP_TABLE[i2 - 5] ^ EXP_TABLE[i2 - 6] ^ EXP_TABLE[i2 - 8];
        }
        for (var i2 = 0; i2 < 255; i2 += 1) {
          LOG_TABLE[EXP_TABLE[i2]] = i2;
        }
        var _this = {};
        _this.glog = function(n) {
          if (n < 1) {
            throw "glog(" + n + ")";
          }
          return LOG_TABLE[n];
        };
        _this.gexp = function(n) {
          while (n < 0) {
            n += 255;
          }
          while (n >= 256) {
            n -= 255;
          }
          return EXP_TABLE[n];
        };
        return _this;
      }();
      function qrPolynomial(num, shift) {
        if (typeof num.length == "undefined") {
          throw num.length + "/" + shift;
        }
        var _num = function() {
          var offset = 0;
          while (offset < num.length && num[offset] == 0) {
            offset += 1;
          }
          var _num2 = new Array(num.length - offset + shift);
          for (var i2 = 0; i2 < num.length - offset; i2 += 1) {
            _num2[i2] = num[i2 + offset];
          }
          return _num2;
        }();
        var _this = {};
        _this.getAt = function(index) {
          return _num[index];
        };
        _this.getLength = function() {
          return _num.length;
        };
        _this.multiply = function(e) {
          var num2 = new Array(_this.getLength() + e.getLength() - 1);
          for (var i2 = 0; i2 < _this.getLength(); i2 += 1) {
            for (var j = 0; j < e.getLength(); j += 1) {
              num2[i2 + j] ^= QRMath.gexp(QRMath.glog(_this.getAt(i2)) + QRMath.glog(e.getAt(j)));
            }
          }
          return qrPolynomial(num2, 0);
        };
        _this.mod = function(e) {
          if (_this.getLength() - e.getLength() < 0) {
            return _this;
          }
          var ratio = QRMath.glog(_this.getAt(0)) - QRMath.glog(e.getAt(0));
          var num2 = new Array(_this.getLength());
          for (var i2 = 0; i2 < _this.getLength(); i2 += 1) {
            num2[i2] = _this.getAt(i2);
          }
          for (var i2 = 0; i2 < e.getLength(); i2 += 1) {
            num2[i2] ^= QRMath.gexp(QRMath.glog(e.getAt(i2)) + ratio);
          }
          return qrPolynomial(num2, 0).mod(e);
        };
        return _this;
      }
      var QRRSBlock = function() {
        var RS_BLOCK_TABLE = [
          // L
          // M
          // Q
          // H
          // 1
          [1, 26, 19],
          [1, 26, 16],
          [1, 26, 13],
          [1, 26, 9],
          // 2
          [1, 44, 34],
          [1, 44, 28],
          [1, 44, 22],
          [1, 44, 16],
          // 3
          [1, 70, 55],
          [1, 70, 44],
          [2, 35, 17],
          [2, 35, 13],
          // 4
          [1, 100, 80],
          [2, 50, 32],
          [2, 50, 24],
          [4, 25, 9],
          // 5
          [1, 134, 108],
          [2, 67, 43],
          [2, 33, 15, 2, 34, 16],
          [2, 33, 11, 2, 34, 12],
          // 6
          [2, 86, 68],
          [4, 43, 27],
          [4, 43, 19],
          [4, 43, 15],
          // 7
          [2, 98, 78],
          [4, 49, 31],
          [2, 32, 14, 4, 33, 15],
          [4, 39, 13, 1, 40, 14],
          // 8
          [2, 121, 97],
          [2, 60, 38, 2, 61, 39],
          [4, 40, 18, 2, 41, 19],
          [4, 40, 14, 2, 41, 15],
          // 9
          [2, 146, 116],
          [3, 58, 36, 2, 59, 37],
          [4, 36, 16, 4, 37, 17],
          [4, 36, 12, 4, 37, 13],
          // 10
          [2, 86, 68, 2, 87, 69],
          [4, 69, 43, 1, 70, 44],
          [6, 43, 19, 2, 44, 20],
          [6, 43, 15, 2, 44, 16],
          // 11
          [4, 101, 81],
          [1, 80, 50, 4, 81, 51],
          [4, 50, 22, 4, 51, 23],
          [3, 36, 12, 8, 37, 13],
          // 12
          [2, 116, 92, 2, 117, 93],
          [6, 58, 36, 2, 59, 37],
          [4, 46, 20, 6, 47, 21],
          [7, 42, 14, 4, 43, 15],
          // 13
          [4, 133, 107],
          [8, 59, 37, 1, 60, 38],
          [8, 44, 20, 4, 45, 21],
          [12, 33, 11, 4, 34, 12],
          // 14
          [3, 145, 115, 1, 146, 116],
          [4, 64, 40, 5, 65, 41],
          [11, 36, 16, 5, 37, 17],
          [11, 36, 12, 5, 37, 13],
          // 15
          [5, 109, 87, 1, 110, 88],
          [5, 65, 41, 5, 66, 42],
          [5, 54, 24, 7, 55, 25],
          [11, 36, 12, 7, 37, 13],
          // 16
          [5, 122, 98, 1, 123, 99],
          [7, 73, 45, 3, 74, 46],
          [15, 43, 19, 2, 44, 20],
          [3, 45, 15, 13, 46, 16],
          // 17
          [1, 135, 107, 5, 136, 108],
          [10, 74, 46, 1, 75, 47],
          [1, 50, 22, 15, 51, 23],
          [2, 42, 14, 17, 43, 15],
          // 18
          [5, 150, 120, 1, 151, 121],
          [9, 69, 43, 4, 70, 44],
          [17, 50, 22, 1, 51, 23],
          [2, 42, 14, 19, 43, 15],
          // 19
          [3, 141, 113, 4, 142, 114],
          [3, 70, 44, 11, 71, 45],
          [17, 47, 21, 4, 48, 22],
          [9, 39, 13, 16, 40, 14],
          // 20
          [3, 135, 107, 5, 136, 108],
          [3, 67, 41, 13, 68, 42],
          [15, 54, 24, 5, 55, 25],
          [15, 43, 15, 10, 44, 16],
          // 21
          [4, 144, 116, 4, 145, 117],
          [17, 68, 42],
          [17, 50, 22, 6, 51, 23],
          [19, 46, 16, 6, 47, 17],
          // 22
          [2, 139, 111, 7, 140, 112],
          [17, 74, 46],
          [7, 54, 24, 16, 55, 25],
          [34, 37, 13],
          // 23
          [4, 151, 121, 5, 152, 122],
          [4, 75, 47, 14, 76, 48],
          [11, 54, 24, 14, 55, 25],
          [16, 45, 15, 14, 46, 16],
          // 24
          [6, 147, 117, 4, 148, 118],
          [6, 73, 45, 14, 74, 46],
          [11, 54, 24, 16, 55, 25],
          [30, 46, 16, 2, 47, 17],
          // 25
          [8, 132, 106, 4, 133, 107],
          [8, 75, 47, 13, 76, 48],
          [7, 54, 24, 22, 55, 25],
          [22, 45, 15, 13, 46, 16],
          // 26
          [10, 142, 114, 2, 143, 115],
          [19, 74, 46, 4, 75, 47],
          [28, 50, 22, 6, 51, 23],
          [33, 46, 16, 4, 47, 17],
          // 27
          [8, 152, 122, 4, 153, 123],
          [22, 73, 45, 3, 74, 46],
          [8, 53, 23, 26, 54, 24],
          [12, 45, 15, 28, 46, 16],
          // 28
          [3, 147, 117, 10, 148, 118],
          [3, 73, 45, 23, 74, 46],
          [4, 54, 24, 31, 55, 25],
          [11, 45, 15, 31, 46, 16],
          // 29
          [7, 146, 116, 7, 147, 117],
          [21, 73, 45, 7, 74, 46],
          [1, 53, 23, 37, 54, 24],
          [19, 45, 15, 26, 46, 16],
          // 30
          [5, 145, 115, 10, 146, 116],
          [19, 75, 47, 10, 76, 48],
          [15, 54, 24, 25, 55, 25],
          [23, 45, 15, 25, 46, 16],
          // 31
          [13, 145, 115, 3, 146, 116],
          [2, 74, 46, 29, 75, 47],
          [42, 54, 24, 1, 55, 25],
          [23, 45, 15, 28, 46, 16],
          // 32
          [17, 145, 115],
          [10, 74, 46, 23, 75, 47],
          [10, 54, 24, 35, 55, 25],
          [19, 45, 15, 35, 46, 16],
          // 33
          [17, 145, 115, 1, 146, 116],
          [14, 74, 46, 21, 75, 47],
          [29, 54, 24, 19, 55, 25],
          [11, 45, 15, 46, 46, 16],
          // 34
          [13, 145, 115, 6, 146, 116],
          [14, 74, 46, 23, 75, 47],
          [44, 54, 24, 7, 55, 25],
          [59, 46, 16, 1, 47, 17],
          // 35
          [12, 151, 121, 7, 152, 122],
          [12, 75, 47, 26, 76, 48],
          [39, 54, 24, 14, 55, 25],
          [22, 45, 15, 41, 46, 16],
          // 36
          [6, 151, 121, 14, 152, 122],
          [6, 75, 47, 34, 76, 48],
          [46, 54, 24, 10, 55, 25],
          [2, 45, 15, 64, 46, 16],
          // 37
          [17, 152, 122, 4, 153, 123],
          [29, 74, 46, 14, 75, 47],
          [49, 54, 24, 10, 55, 25],
          [24, 45, 15, 46, 46, 16],
          // 38
          [4, 152, 122, 18, 153, 123],
          [13, 74, 46, 32, 75, 47],
          [48, 54, 24, 14, 55, 25],
          [42, 45, 15, 32, 46, 16],
          // 39
          [20, 147, 117, 4, 148, 118],
          [40, 75, 47, 7, 76, 48],
          [43, 54, 24, 22, 55, 25],
          [10, 45, 15, 67, 46, 16],
          // 40
          [19, 148, 118, 6, 149, 119],
          [18, 75, 47, 31, 76, 48],
          [34, 54, 24, 34, 55, 25],
          [20, 45, 15, 61, 46, 16]
        ];
        var qrRSBlock = function(totalCount, dataCount) {
          var _this2 = {};
          _this2.totalCount = totalCount;
          _this2.dataCount = dataCount;
          return _this2;
        };
        var _this = {};
        var getRsBlockTable = function(typeNumber, errorCorrectionLevel) {
          switch (errorCorrectionLevel) {
            case QRErrorCorrectionLevel.L:
              return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0];
            case QRErrorCorrectionLevel.M:
              return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1];
            case QRErrorCorrectionLevel.Q:
              return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2];
            case QRErrorCorrectionLevel.H:
              return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3];
            default:
              return void 0;
          }
        };
        _this.getRSBlocks = function(typeNumber, errorCorrectionLevel) {
          var rsBlock = getRsBlockTable(typeNumber, errorCorrectionLevel);
          if (typeof rsBlock == "undefined") {
            throw "bad rs block @ typeNumber:" + typeNumber + "/errorCorrectionLevel:" + errorCorrectionLevel;
          }
          var length = rsBlock.length / 3;
          var list = [];
          for (var i2 = 0; i2 < length; i2 += 1) {
            var count = rsBlock[i2 * 3 + 0];
            var totalCount = rsBlock[i2 * 3 + 1];
            var dataCount = rsBlock[i2 * 3 + 2];
            for (var j = 0; j < count; j += 1) {
              list.push(qrRSBlock(totalCount, dataCount));
            }
          }
          return list;
        };
        return _this;
      }();
      var qrBitBuffer = function() {
        var _buffer = [];
        var _length = 0;
        var _this = {};
        _this.getBuffer = function() {
          return _buffer;
        };
        _this.getAt = function(index) {
          var bufIndex = Math.floor(index / 8);
          return (_buffer[bufIndex] >>> 7 - index % 8 & 1) == 1;
        };
        _this.put = function(num, length) {
          for (var i2 = 0; i2 < length; i2 += 1) {
            _this.putBit((num >>> length - i2 - 1 & 1) == 1);
          }
        };
        _this.getLengthInBits = function() {
          return _length;
        };
        _this.putBit = function(bit) {
          var bufIndex = Math.floor(_length / 8);
          if (_buffer.length <= bufIndex) {
            _buffer.push(0);
          }
          if (bit) {
            _buffer[bufIndex] |= 128 >>> _length % 8;
          }
          _length += 1;
        };
        return _this;
      };
      var qrNumber = function(data) {
        var _mode = QRMode.MODE_NUMBER;
        var _data = data;
        var _this = {};
        _this.getMode = function() {
          return _mode;
        };
        _this.getLength = function(buffer) {
          return _data.length;
        };
        _this.write = function(buffer) {
          var data2 = _data;
          var i2 = 0;
          while (i2 + 2 < data2.length) {
            buffer.put(strToNum(data2.substring(i2, i2 + 3)), 10);
            i2 += 3;
          }
          if (i2 < data2.length) {
            if (data2.length - i2 == 1) {
              buffer.put(strToNum(data2.substring(i2, i2 + 1)), 4);
            } else if (data2.length - i2 == 2) {
              buffer.put(strToNum(data2.substring(i2, i2 + 2)), 7);
            }
          }
        };
        var strToNum = function(s) {
          var num = 0;
          for (var i2 = 0; i2 < s.length; i2 += 1) {
            num = num * 10 + chatToNum(s.charAt(i2));
          }
          return num;
        };
        var chatToNum = function(c) {
          if ("0" <= c && c <= "9") {
            return c.charCodeAt(0) - "0".charCodeAt(0);
          }
          throw "illegal char :" + c;
        };
        return _this;
      };
      var qrAlphaNum = function(data) {
        var _mode = QRMode.MODE_ALPHA_NUM;
        var _data = data;
        var _this = {};
        _this.getMode = function() {
          return _mode;
        };
        _this.getLength = function(buffer) {
          return _data.length;
        };
        _this.write = function(buffer) {
          var s = _data;
          var i2 = 0;
          while (i2 + 1 < s.length) {
            buffer.put(
              getCode(s.charAt(i2)) * 45 + getCode(s.charAt(i2 + 1)),
              11
            );
            i2 += 2;
          }
          if (i2 < s.length) {
            buffer.put(getCode(s.charAt(i2)), 6);
          }
        };
        var getCode = function(c) {
          if ("0" <= c && c <= "9") {
            return c.charCodeAt(0) - "0".charCodeAt(0);
          } else if ("A" <= c && c <= "Z") {
            return c.charCodeAt(0) - "A".charCodeAt(0) + 10;
          } else {
            switch (c) {
              case " ":
                return 36;
              case "$":
                return 37;
              case "%":
                return 38;
              case "*":
                return 39;
              case "+":
                return 40;
              case "-":
                return 41;
              case ".":
                return 42;
              case "/":
                return 43;
              case ":":
                return 44;
              default:
                throw "illegal char :" + c;
            }
          }
        };
        return _this;
      };
      var qr8BitByte = function(data) {
        var _mode = QRMode.MODE_8BIT_BYTE;
        var _bytes = qrcode3.stringToBytes(data);
        var _this = {};
        _this.getMode = function() {
          return _mode;
        };
        _this.getLength = function(buffer) {
          return _bytes.length;
        };
        _this.write = function(buffer) {
          for (var i2 = 0; i2 < _bytes.length; i2 += 1) {
            buffer.put(_bytes[i2], 8);
          }
        };
        return _this;
      };
      var qrKanji = function(data) {
        var _mode = QRMode.MODE_KANJI;
        var stringToBytes = qrcode3.stringToBytesFuncs["SJIS"];
        if (!stringToBytes) {
          throw "sjis not supported.";
        }
        !function(c, code) {
          var test2 = stringToBytes(c);
          if (test2.length != 2 || (test2[0] << 8 | test2[1]) != code) {
            throw "sjis not supported.";
          }
        }("友", 38726);
        var _bytes = stringToBytes(data);
        var _this = {};
        _this.getMode = function() {
          return _mode;
        };
        _this.getLength = function(buffer) {
          return ~~(_bytes.length / 2);
        };
        _this.write = function(buffer) {
          var data2 = _bytes;
          var i2 = 0;
          while (i2 + 1 < data2.length) {
            var c = (255 & data2[i2]) << 8 | 255 & data2[i2 + 1];
            if (33088 <= c && c <= 40956) {
              c -= 33088;
            } else if (57408 <= c && c <= 60351) {
              c -= 49472;
            } else {
              throw "illegal char at " + (i2 + 1) + "/" + c;
            }
            c = (c >>> 8 & 255) * 192 + (c & 255);
            buffer.put(c, 13);
            i2 += 2;
          }
          if (i2 < data2.length) {
            throw "illegal char at " + (i2 + 1);
          }
        };
        return _this;
      };
      var byteArrayOutputStream = function() {
        var _bytes = [];
        var _this = {};
        _this.writeByte = function(b) {
          _bytes.push(b & 255);
        };
        _this.writeShort = function(i2) {
          _this.writeByte(i2);
          _this.writeByte(i2 >>> 8);
        };
        _this.writeBytes = function(b, off, len) {
          off = off || 0;
          len = len || b.length;
          for (var i2 = 0; i2 < len; i2 += 1) {
            _this.writeByte(b[i2 + off]);
          }
        };
        _this.writeString = function(s) {
          for (var i2 = 0; i2 < s.length; i2 += 1) {
            _this.writeByte(s.charCodeAt(i2));
          }
        };
        _this.toByteArray = function() {
          return _bytes;
        };
        _this.toString = function() {
          var s = "";
          s += "[";
          for (var i2 = 0; i2 < _bytes.length; i2 += 1) {
            if (i2 > 0) {
              s += ",";
            }
            s += _bytes[i2];
          }
          s += "]";
          return s;
        };
        return _this;
      };
      var base64EncodeOutputStream = function() {
        var _buffer = 0;
        var _buflen = 0;
        var _length = 0;
        var _base64 = "";
        var _this = {};
        var writeEncoded = function(b) {
          _base64 += String.fromCharCode(encode(b & 63));
        };
        var encode = function(n) {
          if (n < 0)
            ;
          else if (n < 26) {
            return 65 + n;
          } else if (n < 52) {
            return 97 + (n - 26);
          } else if (n < 62) {
            return 48 + (n - 52);
          } else if (n == 62) {
            return 43;
          } else if (n == 63) {
            return 47;
          }
          throw "n:" + n;
        };
        _this.writeByte = function(n) {
          _buffer = _buffer << 8 | n & 255;
          _buflen += 8;
          _length += 1;
          while (_buflen >= 6) {
            writeEncoded(_buffer >>> _buflen - 6);
            _buflen -= 6;
          }
        };
        _this.flush = function() {
          if (_buflen > 0) {
            writeEncoded(_buffer << 6 - _buflen);
            _buffer = 0;
            _buflen = 0;
          }
          if (_length % 3 != 0) {
            var padlen = 3 - _length % 3;
            for (var i2 = 0; i2 < padlen; i2 += 1) {
              _base64 += "=";
            }
          }
        };
        _this.toString = function() {
          return _base64;
        };
        return _this;
      };
      var base64DecodeInputStream = function(str) {
        var _str = str;
        var _pos = 0;
        var _buffer = 0;
        var _buflen = 0;
        var _this = {};
        _this.read = function() {
          while (_buflen < 8) {
            if (_pos >= _str.length) {
              if (_buflen == 0) {
                return -1;
              }
              throw "unexpected end of file./" + _buflen;
            }
            var c = _str.charAt(_pos);
            _pos += 1;
            if (c == "=") {
              _buflen = 0;
              return -1;
            } else if (c.match(/^\s$/)) {
              continue;
            }
            _buffer = _buffer << 6 | decode(c.charCodeAt(0));
            _buflen += 6;
          }
          var n = _buffer >>> _buflen - 8 & 255;
          _buflen -= 8;
          return n;
        };
        var decode = function(c) {
          if (65 <= c && c <= 90) {
            return c - 65;
          } else if (97 <= c && c <= 122) {
            return c - 97 + 26;
          } else if (48 <= c && c <= 57) {
            return c - 48 + 52;
          } else if (c == 43) {
            return 62;
          } else if (c == 47) {
            return 63;
          } else {
            throw "c:" + c;
          }
        };
        return _this;
      };
      var gifImage = function(width, height) {
        var _width = width;
        var _height = height;
        var _data = new Array(width * height);
        var _this = {};
        _this.setPixel = function(x, y, pixel) {
          _data[y * _width + x] = pixel;
        };
        _this.write = function(out) {
          out.writeString("GIF87a");
          out.writeShort(_width);
          out.writeShort(_height);
          out.writeByte(128);
          out.writeByte(0);
          out.writeByte(0);
          out.writeByte(0);
          out.writeByte(0);
          out.writeByte(0);
          out.writeByte(255);
          out.writeByte(255);
          out.writeByte(255);
          out.writeString(",");
          out.writeShort(0);
          out.writeShort(0);
          out.writeShort(_width);
          out.writeShort(_height);
          out.writeByte(0);
          var lzwMinCodeSize = 2;
          var raster = getLZWRaster(lzwMinCodeSize);
          out.writeByte(lzwMinCodeSize);
          var offset = 0;
          while (raster.length - offset > 255) {
            out.writeByte(255);
            out.writeBytes(raster, offset, 255);
            offset += 255;
          }
          out.writeByte(raster.length - offset);
          out.writeBytes(raster, offset, raster.length - offset);
          out.writeByte(0);
          out.writeString(";");
        };
        var bitOutputStream = function(out) {
          var _out = out;
          var _bitLength = 0;
          var _bitBuffer = 0;
          var _this2 = {};
          _this2.write = function(data, length) {
            if (data >>> length != 0) {
              throw "length over";
            }
            while (_bitLength + length >= 8) {
              _out.writeByte(255 & (data << _bitLength | _bitBuffer));
              length -= 8 - _bitLength;
              data >>>= 8 - _bitLength;
              _bitBuffer = 0;
              _bitLength = 0;
            }
            _bitBuffer = data << _bitLength | _bitBuffer;
            _bitLength = _bitLength + length;
          };
          _this2.flush = function() {
            if (_bitLength > 0) {
              _out.writeByte(_bitBuffer);
            }
          };
          return _this2;
        };
        var getLZWRaster = function(lzwMinCodeSize) {
          var clearCode = 1 << lzwMinCodeSize;
          var endCode = (1 << lzwMinCodeSize) + 1;
          var bitLength = lzwMinCodeSize + 1;
          var table = lzwTable();
          for (var i2 = 0; i2 < clearCode; i2 += 1) {
            table.add(String.fromCharCode(i2));
          }
          table.add(String.fromCharCode(clearCode));
          table.add(String.fromCharCode(endCode));
          var byteOut = byteArrayOutputStream();
          var bitOut = bitOutputStream(byteOut);
          bitOut.write(clearCode, bitLength);
          var dataIndex = 0;
          var s = String.fromCharCode(_data[dataIndex]);
          dataIndex += 1;
          while (dataIndex < _data.length) {
            var c = String.fromCharCode(_data[dataIndex]);
            dataIndex += 1;
            if (table.contains(s + c)) {
              s = s + c;
            } else {
              bitOut.write(table.indexOf(s), bitLength);
              if (table.size() < 4095) {
                if (table.size() == 1 << bitLength) {
                  bitLength += 1;
                }
                table.add(s + c);
              }
              s = c;
            }
          }
          bitOut.write(table.indexOf(s), bitLength);
          bitOut.write(endCode, bitLength);
          bitOut.flush();
          return byteOut.toByteArray();
        };
        var lzwTable = function() {
          var _map = {};
          var _size = 0;
          var _this2 = {};
          _this2.add = function(key) {
            if (_this2.contains(key)) {
              throw "dup key:" + key;
            }
            _map[key] = _size;
            _size += 1;
          };
          _this2.size = function() {
            return _size;
          };
          _this2.indexOf = function(key) {
            return _map[key];
          };
          _this2.contains = function(key) {
            return typeof _map[key] != "undefined";
          };
          return _this2;
        };
        return _this;
      };
      var createDataURL = function(width, height, getPixel) {
        var gif = gifImage(width, height);
        for (var y = 0; y < height; y += 1) {
          for (var x = 0; x < width; x += 1) {
            gif.setPixel(x, y, getPixel(x, y));
          }
        }
        var b = byteArrayOutputStream();
        gif.write(b);
        var base64 = base64EncodeOutputStream();
        var bytes = b.toByteArray();
        for (var i2 = 0; i2 < bytes.length; i2 += 1) {
          base64.writeByte(bytes[i2]);
        }
        base64.flush();
        return "data:image/gif;base64," + base64;
      };
      return qrcode3;
    }();
    !function() {
      qrcode2.stringToBytesFuncs["UTF-8"] = function(s) {
        function toUTF8Array(str) {
          var utf8 = [];
          for (var i2 = 0; i2 < str.length; i2++) {
            var charcode = str.charCodeAt(i2);
            if (charcode < 128)
              utf8.push(charcode);
            else if (charcode < 2048) {
              utf8.push(
                192 | charcode >> 6,
                128 | charcode & 63
              );
            } else if (charcode < 55296 || charcode >= 57344) {
              utf8.push(
                224 | charcode >> 12,
                128 | charcode >> 6 & 63,
                128 | charcode & 63
              );
            } else {
              i2++;
              charcode = 65536 + ((charcode & 1023) << 10 | str.charCodeAt(i2) & 1023);
              utf8.push(
                240 | charcode >> 18,
                128 | charcode >> 12 & 63,
                128 | charcode >> 6 & 63,
                128 | charcode & 63
              );
            }
          }
          return utf8;
        }
        return toUTF8Array(s);
      };
    }();
    (function(factory) {
      {
        module.exports = factory();
      }
    })(function() {
      return qrcode2;
    });
  })(qrcode);
  var qrcodeExports = qrcode.exports;
  const QRCode = /* @__PURE__ */ getDefaultExportFromCjs(qrcodeExports);
  function McDbEntityToJsonObject(ent) {
    let obj = {};
    obj.ObjectName = ent.objectName;
    obj.id = ent.getObjectID().id;
    obj.handle = ent.getHandle();
    obj.layer = ent.layer;
    obj.color = ent.trueColor.getColorString();
    obj.colorVal = ent.trueColor.getColorValue(ent.layerId);
    obj.linetype = ent.linetype;
    obj.textStyle = ent.textStyle;
    obj.type = ent.objectName;
    obj.dxf0 = ent.dxf0;
    if (ent instanceof mxcad2.McDbText) {
      let txt = ent;
      obj.position = McGePoint3dToString(txt.position);
      obj.textString = txt.textString;
    } else if (ent instanceof mxcad2.McDbMText) {
      let mtxt = ent;
      obj.contents = mtxt.contents;
      obj.location = McGePoint3dToString(mtxt.location);
    } else if (ent instanceof mxcad2.McDbLine) {
      let line = ent;
      obj.startPoint = McGePoint3dToString(line.startPoint);
      obj.endPoint = McGePoint3dToString(line.endPoint);
    } else if (ent instanceof mxcad2.McDbCircle) {
      let circle = ent;
      obj.center = McGePoint3dToString(circle.center);
      obj.radius = circle.radius;
    } else if (ent instanceof mxcad2.McDbArc) {
      let arc = ent;
      obj.center = McGePoint3dToString(arc.center);
      obj.startAngle = arc.startAngle;
      obj.endAngle = arc.endAngle;
    } else if (ent instanceof mxcad2.McDbPolyline) {
      let polyline = ent;
      let num = polyline.numVerts();
      obj.num = num;
      for (let i2 = 0; i2 < num; i2++) {
        let pt = polyline.getPointAt(i2);
        let bulge = polyline.getBulgeAt(i2);
        obj["pt" + i2] = McGePoint3dToString(pt.val);
        obj["bulge" + i2] = bulge;
      }
    } else if (ent instanceof mxcad2.McDbBlockReference) {
      let blkRef = ent;
      obj.position = McGePoint3dToString(blkRef.position);
      obj.blockTransform = blkRef.blockTransform;
      obj.blockName = blkRef.blockName;
    } else if (ent instanceof mxcad2.McDbAlignedDimension) {
      let alignedDim = ent;
      obj.xLine1Point = McGePoint3dToString(alignedDim.xLine1Point);
      obj.xLine2Point = McGePoint3dToString(alignedDim.xLine2Point);
      let txts = alignedDim.GetAllText();
      txts.forEach((val, index) => {
        obj["txt:" + index] = val;
      });
    } else if (ent instanceof mxcad2.McDbRotatedDimension) {
      let rotatedDim = ent;
      obj.xLine1Point = McGePoint3dToString(rotatedDim.xLine1Point);
      obj.xLine2Point = McGePoint3dToString(rotatedDim.xLine2Point);
      let txts = rotatedDim.GetAllText();
      txts.forEach((val, index) => {
        obj["txt:" + index] = val;
      });
    } else if (ent instanceof mxcad2.McDbDimension) {
      let dim = ent;
      let txts = dim.GetAllText();
      txts.forEach((val, index) => {
        obj["txt:" + index] = val;
      });
    } else if (ent instanceof mxcad2.McDbHatch) {
      let hatch = ent;
      obj.patternType = hatch.patternType();
      obj.patternName = hatch.patternName();
      obj.patternAngle = hatch.patternAngle;
      obj.patternScale = hatch.patternScale;
      obj.patternSpace = hatch.patternSpace;
      obj.patternDouble = hatch.patternDouble;
      obj.hatchStyle = hatch.hatchStyle();
      obj.isSolid = hatch.isSolid();
      obj.numLoops = hatch.numLoops;
      for (let i2 = 0; i2 < obj.numLoops; i2++) {
        let loop = hatch.getLoopAt(i2);
        loop.vertices.forEach((val, inidex) => {
          loop["pt:" + inidex] = {};
          loop["pt:" + inidex].x = val.x;
          loop["pt:" + inidex].y = val.y;
          loop["pt:" + inidex].z = val.z;
        });
        obj["loop:" + i2] = loop;
      }
      obj.numPatternDefinitions = hatch.numPatternDefinitions;
      for (let i2 = 0; i2 < obj.numPatternDefinitions; i2++) {
        obj["patternDefinitions:" + i2] = hatch.getPatternDefinitionAt(i2);
      }
    } else if (ent instanceof mxcad2.McDbRasterImage) {
      let image = ent;
      let orientation = image.getOrientation();
      obj.orientation = {};
      obj.orientation.origin = orientation.origin.toVector3();
      obj.orientation.uCorner = orientation.uCorner.toVector3();
      obj.orientation.vOnPlane = orientation.vOnPlane.toVector3();
      let clipBoundary = image.clipBoundary();
      obj.clipBoundary = {};
      clipBoundary.forEach((pt, index) => {
        obj.clipBoundary["pt" + index] = pt.toVector3();
      });
      obj.clipBoundaryType = image.clipBoundaryType();
      let imageDef = image.imageDefId().getMcDbRasterImageDef();
      if (imageDef) {
        obj.filePath = imageDef.sourceFileName;
      }
    }
    return obj;
  }
  function TestGetAllEntity() {
    return __async(this, null, function* () {
      let ss = new mxcad2.MxCADSelectionSet();
      ss.allSelect();
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        ent = McDbEntityToJsonObject(ent);
        console.log(JSON.stringify(ent));
      });
    });
  }
  function TestGentEntityOnLayer() {
    return __async(this, null, function* () {
      let ss = new mxcad2.MxCADSelectionSet();
      let filter = new mxcad2.MxCADResbuf();
      filter.AddString("0", 8);
      ss.allSelect(filter);
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        if (ent instanceof mxcad2.McDbHatch) {
          let obj = {};
          let hatch = ent;
          obj.patternType = hatch.patternType();
          obj.patternName = hatch.patternName();
          obj.patternAngle = hatch.patternAngle;
          obj.patternScale = hatch.patternScale;
          obj.patternSpace = hatch.patternSpace;
          obj.patternDouble = hatch.patternDouble;
          obj.hatchStyle = hatch.hatchStyle();
          obj.isSolid = hatch.isSolid();
          obj.numLoops = hatch.numLoops;
          for (let i2 = 0; i2 < obj.numLoops; i2++) {
            let loop = hatch.getLoopAt(i2);
            loop.vertices.forEach((val, inidex) => {
              loop["pt:" + inidex] = {};
              loop["pt:" + inidex].x = val.x;
              loop["pt:" + inidex].y = val.y;
              loop["pt:" + inidex].z = val.z;
            });
            obj["loop:" + i2] = loop;
          }
          obj.numPatternDefinitions = hatch.numPatternDefinitions;
          for (let i2 = 0; i2 < obj.numPatternDefinitions; i2++) {
            obj["patternDefinitions:" + i2] = hatch.getPatternDefinitionAt(i2);
          }
          console.log(obj);
        }
      });
    });
  }
  function MxTest_GetSysVars() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let database = mxcad$1.getDatabase();
      let grid = {};
      grid["name"] = "GRIDMODE";
      grid["isShow"] = mxcad$1.getSysVarLong("GRIDMODE");
      let ptSnapUnit = mxcad$1.getSysVarPoint("SNAPUNIT");
      grid["xdist"] = ptSnapUnit.x;
      grid["ydist"] = ptSnapUnit.x;
      console.log(grid);
      let ortho = {};
      ortho["name"] = "ORTHOMODE";
      ortho["isShow"] = mxcad$1.getSysVarLong("ORTHOMODE");
      console.log(ortho);
      let polarAxis = {};
      polarAxis["name"] = "AUTOSNAP";
      polarAxis["enable"] = (mxcad$1.getSysVarLong("AUTOSNAP") & 8) != 0;
      polarAxis["polarang"] = mxcad$1.getSysVarDouble("POLARANG");
      console.log(polarAxis);
      let osnap = {};
      osnap["name"] = "OSMODE";
      osnap["enable"] = (mxcad$1.getSysVarLong("OSMODE") & 16384) == 0;
      osnap["value"] = mxcad$1.getSysVarLong("OSMODE");
      osnap["End"] = (mxcad$1.getSysVarLong("OSMODE") & 1) != 0;
      osnap["Mid"] = (mxcad$1.getSysVarLong("OSMODE") & 2) != 0;
      osnap["Cen"] = (mxcad$1.getSysVarLong("OSMODE") & 4) != 0;
      osnap["Node"] = (mxcad$1.getSysVarLong("OSMODE") & 8) != 0;
      osnap["Quad"] = (mxcad$1.getSysVarLong("OSMODE") & 16) != 0;
      osnap["Int"] = (mxcad$1.getSysVarLong("OSMODE") & 32) != 0;
      osnap["Ins"] = (mxcad$1.getSysVarLong("OSMODE") & 64) != 0;
      osnap["Perp"] = (mxcad$1.getSysVarLong("OSMODE") & 128) != 0;
      osnap["Tan"] = (mxcad$1.getSysVarLong("OSMODE") & 256) != 0;
      osnap["Near"] = (mxcad$1.getSysVarLong("OSMODE") & 512) != 0;
      console.log(osnap);
      let dyntrace = {};
      dyntrace["name"] = "DYNTRACE";
      dyntrace["enable"] = mxcad$1.getSysVarLong("DYNTRACE") != 0;
      console.log(dyntrace);
      let dyn = {};
      dyn["name"] = "DYNINPUT";
      dyn["enable"] = mxcad$1.getSysVarLong("DYNINPUT") != 0;
      console.log(dyn);
      let sysvar = {};
      sysvar.LTSCALE = mxcad$1.getSysVarDouble("LTSCALE");
      sysvar.CELTSCALE = mxcad$1.getSysVarDouble("CELTSCALE");
      sysvar.CELTYPE = mxcad$1.getSysVarString("CELTYPE");
      sysvar.TEXTSTYLE = mxcad$1.getSysVarString("TEXTSTYLE");
      sysvar.CLAYOUTNAME = mxcad$1.getSysVarString("CLAYOUTNAME");
      sysvar.CLAYER = mxcad$1.getSysVarString("CLAYER");
      sysvar.CECOLOR = database.getCurrentlyTrueColor().getColorValue();
      sysvar.INSBASE = mxcad$1.getSysVarPoint("INSBASE");
      sysvar.CELWEIGHT = mxcad$1.getSysVarLong("CELWEIGHT");
      sysvar.PDMODE = mxcad$1.getSysVarLong("PDMODE");
      sysvar.PDSIZE = mxcad$1.getSysVarDouble("PDSIZE");
      console.log(sysvar);
    });
  }
  function MxTest_ReadxData() {
    return __async(this, null, function* () {
      let selEntity = new mxcad2.MxCADUiPrEntity();
      selEntity.setMessage("选择对象");
      let id = yield selEntity.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      if (ent === null)
        return;
      let data = ent.getxData();
      data.forEach((val, type, dxf) => {
        console.log(JSON.stringify({ val, type, dxf }));
      });
    });
  }
  function MxTest_WritexData() {
    return __async(this, null, function* () {
      let selEntity = new mxcad2.MxCADUiPrEntity();
      selEntity.setMessage("选择对象");
      let id = yield selEntity.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      if (ent === null)
        return;
      ent.setxDataString("DataName", "xxxxx");
    });
  }
  function MxTest_DrawLine() {
    return __async(this, null, function* () {
      const getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定第一点:");
      let prvPoint = yield getPoint.go();
      if (!prvPoint)
        return;
      getPoint.setMessage("\n指定下一个点:");
      while (true) {
        getPoint.setBasePt(prvPoint);
        let pt = yield getPoint.go();
        if (!pt)
          return;
        let line = new mxcad2.McDbLine(prvPoint, pt);
        mxcad2.MxCpp.getCurrentMxCAD().drawEntity(line);
        prvPoint = pt;
      }
    });
  }
  function getHostUrl() {
    let host = window.location.hostname;
    if (host.substring(0, 4) != "http") {
      host = document.location.protocol + "//" + host;
    }
    return host;
  }
  function MxTest_InsertBlock() {
    return __async(this, null, function* () {
      let baseUrl = "http://localhost:3000/mxcad/";
      if (baseUrl.substring(0, 16) == "http://localhost") {
        baseUrl = getHostUrl() + baseUrl.substring(16);
      }
      let blkFilePath = baseUrl + "tree.mxweb";
      let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
      let blkrecId = yield mxcad$1.insertBlock(blkFilePath, "tree");
      if (!blkrecId.isValid()) {
        return;
      }
      let blkRef = new mxcad2.McDbBlockReference();
      blkRef.blockTableRecordId = blkrecId;
      let box = blkRef.getBoundingBox();
      if (box.ret) {
        let dLen = box.maxPt.distanceTo(box.minPt);
        if (dLen > 1e-5) {
          blkRef.setScale(mxcad$1.getMxDrawObject().screenCoordLong2Doc(100) / dLen);
        }
      }
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("指定插入基点");
      getPoint.setUserDraw((v, worldDraw) => {
        blkRef.position = v;
        worldDraw.drawMcDbEntity(blkRef);
      });
      let pt = yield getPoint.go();
      if (!pt)
        return;
      blkRef.position = pt;
      let newBlkRefId = mxcad$1.drawEntity(blkRef);
      if (!newBlkRefId.isValid) {
        console.log("insert error");
        return;
      }
      blkRef = newBlkRefId.getMcDbEntity();
      blkRef.disableDisplay(true);
      let blkRecord = blkrecId.getMcDbBlockTableRecord();
      let ids = blkRecord.getAllEntityId();
      ids.forEach((id, index) => {
        if (!id.isKindOf("McDbAttributeDefinition"))
          return;
        let attribDef = id.getMcDbEntity();
        let tag = attribDef.tag;
        let txt = attribDef.textString;
        let attrib = new mxcad2.McDbAttribute();
        attrib.position = attribDef.position;
        attrib.alignmentPoint = attribDef.alignmentPoint;
        attrib.height = attribDef.height;
        attrib.trueColor = attribDef.trueColor;
        attrib.widthFactor = attribDef.widthFactor;
        if (txt.length > 0)
          attrib.textString = txt;
        else
          attrib.textString = "test" + index;
        attrib.tag = tag;
        attrib.isInvisible = attribDef.isInvisible;
        attrib.transformBy(blkRef.blockTransform);
        attrib = blkRef.appendAttribute(attrib).getMcDbEntity();
        attrib.textStyle = attribDef.textStyle;
        attrib.layer = attribDef.layer;
      });
      blkRef.disableDisplay(false);
    });
  }
  function MxTest_GetAllLayer() {
    let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
    let layerTable = mxcad$1.getDatabase().getLayerTable();
    let aryId = layerTable.getAllRecordId();
    let ret = [];
    aryId.forEach((id) => {
      let layerRec = id.getMcDbLayerTableRecord();
      if (layerRec === null)
        return;
      console.log(layerRec);
      console.log("layerRec.color:" + layerRec.color.getColorString());
      console.log("layerRec.name:" + layerRec.name);
      let layer = {};
      layer.name = layerRec.name;
      layer.color = layerRec.color.getColorString();
      ret.push(layer);
    });
    mxdraw.MxFun.postMessageToParentFrame(ret);
    return ret;
  }
  function MxTest_AddLayer() {
    let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
    let layerTable = mxcad$1.getDatabase().getLayerTable();
    if (!layerTable.has("xxx11")) {
      let newLayer = new mxcad2.McDbLayerTableRecord();
      newLayer.name = "xxx11";
      layerTable.add(newLayer);
    }
    if (layerTable.has("xxx11")) {
      console.log("add layer ok");
    }
  }
  function MxTest_GetAllLinetype() {
    let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
    let linetypeTable = mxcad$1.getDatabase().getLinetypeTable();
    let aryId = linetypeTable.getAllRecordId();
    aryId.forEach((id) => {
      let linetypeRec = id.getMcDbLinetypeTableRecord();
      if (linetypeRec === null)
        return;
      console.log(linetypeRec);
    });
  }
  function MxTest_GetAllTextStyle() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    let textSyleTable = mxcad$1.getDatabase().getTextStyleTable();
    let aryId = textSyleTable.getAllRecordId();
    aryId.forEach((id) => {
      let textSyleRec = id.getMcDbTextStyleTableRecord();
      if (textSyleRec === null)
        return;
      let out = {};
      out.name = textSyleRec.name;
      out.font = textSyleRec.font();
      out.fileName = textSyleRec.fileName;
      out.bigFontFileName = textSyleRec.bigFontFileName;
      out.textSize = textSyleRec.textSize;
      out.xScale = textSyleRec.xScale;
      console.log(out);
    });
  }
  function MxTest_AddTextStyleTable() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let textSyleTable = mxcad$1.getDatabase().getTextStyleTable();
      let sMyTextStyle = "MyTextStyle";
      if (textSyleTable.has(sMyTextStyle, false)) {
        let id = textSyleTable.get(sMyTextStyle, false);
        id.erase(false);
      }
      let newTextStyleRecord = new mxcad2.McDbTextStyleTableRecord();
      newTextStyleRecord.fileName = "txt.shx";
      newTextStyleRecord.bigFontFileName = "hztxt.shx";
      newTextStyleRecord.textSize = 10;
      newTextStyleRecord.name = sMyTextStyle;
      newTextStyleRecord.xScale = 0.7;
      if (textSyleTable.add(newTextStyleRecord).isValid()) {
        console.log("add ok");
      }
    });
  }
  function MxTest_GetAllBlock() {
    let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
    let blockTable = mxcad$1.getDatabase().getBlockTable();
    let aryId = blockTable.getAllRecordId();
    aryId.forEach((id) => {
      let blkRec = id.getMcDbBlockTableRecord();
      if (blkRec === null)
        return;
      console.log(blkRec);
      console.log("blkRec.name:" + blkRec.name);
      console.log("blkRec.origin:" + blkRec.origin);
    });
  }
  function Mx_Test_DrawTable() {
    return __async(this, null, function* () {
      let draw = new MxDrawTable();
      draw.data.addColumn("序号", 30);
      draw.data.addColumn("名称", 45);
      draw.data.addColumn("材料", 60);
      draw.data.addColumn("长度", 50);
      for (let i2 = 0; i2 < 10; i2++) {
        let sT = "" + i2;
        draw.data.addRow([sT, "AAAA", "BBBB", "1000"]);
      }
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定表格插入点:");
      let pt = yield getPoint.go();
      if (!pt)
        return;
      let lScale = mxdraw.MxFun.screenCoordLong2Doc(100) / 200;
      draw.draw(pt, lScale);
    });
  }
  function Mx_Test_QRCode() {
    return __async(this, null, function* () {
      const getPoint = new mxdraw.MrxDbgUiPrPoint();
      getPoint.setMessage("\n指定插入点:");
      let pt = yield getPoint.go();
      if (!pt)
        return;
      let mxobj = mxdraw.MxFun.getCurrentDraw();
      const qr = QRCode(5, "L");
      qr.addData("https://www.mxdraw3d.com");
      qr.make();
      const qrDataURL = qr.createDataURL();
      const texture = new TextureLoader().load(qrDataURL);
      const material = new MeshBasicMaterial({ map: texture });
      let w = mxdraw.MxFun.screenCoordLong2Doc(80);
      let h = mxdraw.MxFun.screenCoordLong2Doc(80);
      let image = new mxdraw.MxDbImage();
      image.setRenderOrder(mxdraw.MxType.MxDefaultRenderOrder.kCADMeshRenderOrder - 1);
      image.setPoint1(pt);
      let pt2 = new Vector3(pt.x + w, pt.y + h, pt.z);
      image.setPoint2(pt2);
      image.setMaterial(material);
      mxobj.addMxEntity(image);
      setInterval(() => {
        mxobj.updateDisplay();
      }, 100);
    });
  }
  function MxTest_InsertStamp() {
    return __async(this, null, function* () {
      let baseUrl = "http://localhost:3000/mxcad/";
      if (baseUrl.substring(0, 16) == "http://localhost") {
        baseUrl = getHostUrl() + baseUrl.substring(16);
      }
      let blkFilePath = baseUrl + "stamp.mxweb";
      let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
      let blkrecId = yield mxcad$1.insertBlock(blkFilePath, "stamp");
      if (!blkrecId.isValid()) {
        return;
      }
      let blkRef = new mxcad2.McDbBlockReference();
      blkRef.blockTableRecordId = blkrecId;
      let box = blkRef.getBoundingBox();
      if (box.ret) {
        let dLen = box.maxPt.distanceTo(box.minPt);
        if (dLen > 1e-5) {
          blkRef.setScale(mxcad$1.getMxDrawObject().screenCoordLong2Doc(100) / dLen);
        }
      }
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("指定插入基点");
      getPoint.setUserDraw((v, worldDraw) => {
        blkRef.position = v;
        worldDraw.drawMcDbEntity(blkRef);
      });
      let pt = yield getPoint.go();
      if (!pt)
        return;
      blkRef.position = pt;
      mxcad$1.drawEntity(blkRef);
    });
  }
  function MxTest_LineTypeTest() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let linetypeRecord = mxcad$1.database.getLinetypeTable().get("TestMyLine");
      if (!linetypeRecord.isErase()) {
        linetypeRecord.erase();
      }
      let lintype = mxcad$1.addLinetypeEx("TestMyLine", '.5,-.2,["HW",STANDARD,S=.1,R=0.0,X=-0.1,Y=-.05],-.2', "");
      if (!lintype.isValid())
        return;
      let getEnt = new mxcad2.MxCADUiPrEntity();
      let entId = yield getEnt.go();
      let ent = entId.getMcDbEntity();
      if (!ent)
        return;
      ent.linetypeId = lintype;
    });
  }
  function MxTest_DictionaryData(dict) {
    let aryName = dict.getAllObjectName();
    aryName.forEach((name) => {
      console.log(name);
      let id = dict.getAt(name);
      let obj = id.getMcDbObject();
      if (obj instanceof mxcad2.McDbDictionary) {
        let dict2 = obj;
        console.log(dict2);
        MxTest_DictionaryData(dict2);
      } else if (obj instanceof mxcad2.McDbXrecord) {
        let xrec = obj;
        let data = xrec.getData();
        data.PrintData();
      }
    });
  }
  function MxTest_GetObjectExDictionaryData() {
    return __async(this, null, function* () {
      let selEntity = new mxcad2.MxCADUiPrEntity();
      selEntity.setMessage("选择标注对象");
      let id = yield selEntity.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      if (ent && ent.isHaveExtensionDictionary()) {
        let dict = ent.getExtensionDictionary();
        MxTest_DictionaryData(dict);
      }
    });
  }
  function MxTest_GetNamedObjectsDictionary() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let dict = mxcad$1.getDatabase().getNamedObjectsDictionary();
      let aryName = dict.getAllObjectName();
      aryName.forEach((name) => {
        console.log(name);
        let id = dict.getAt(name);
        let obj = id.getMcDbObject();
        if (obj instanceof mxcad2.McDbDictionary) {
          let dict2 = obj;
          console.log(dict2);
          MxTest_DictionaryData(dict2);
        }
      });
    });
  }
  function MxTest_WriteXRecord() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let dict = mxcad$1.getDatabase().getNamedObjectsDictionary();
      let sName = "MyDict";
      let idDict = dict.getAt(sName);
      if (idDict.isNull()) {
        let newDict = new mxcad2.McDbDictionary();
        idDict = dict.addObject(sName, newDict);
      }
      let myDict = idDict.getMcDbDictionary();
      if (myDict) {
        let xrec = new mxcad2.McDbXrecord();
        let data = new mxcad2.MxCADResbuf();
        data.AddString("TestData");
        xrec.setData(data);
        myDict.addObject("MyRecord", xrec);
        console.log("write xrecord ok");
      }
    });
  }
  function Mx_Test_ChangeColor() {
    return __async(this, null, function* () {
      let getEntity = new mxcad2.MxCADUiPrEntity();
      getEntity.setMessage("选择标注对象");
      let id = yield getEntity.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      if (!ent)
        return;
      ent.trueColor = new mxcad2.McCmColor(255, 0, 255);
    });
  }
  let idVisible;
  function Mx_Test_ChangeVisible() {
    return __async(this, null, function* () {
      if (!idVisible) {
        let getEntity = new mxcad2.MxCADUiPrEntity();
        getEntity.setMessage("选择标注对象");
        let id = yield getEntity.go();
        if (!id.isValid())
          return;
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        ent.visible = false;
        idVisible = id;
      } else {
        let ent = idVisible.getMcDbEntity();
        if (!ent)
          return;
        ent.visible = true;
      }
    });
  }
  function Mx_Test_ChangeEntityLayer() {
    return __async(this, null, function* () {
      let newLayerName = "WALL";
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      if (!mxcad$1.database.layerTable.has(newLayerName)) {
        console.log("no have layer:" + newLayerName);
      }
      let getEntity = new mxcad2.MxCADUiPrEntity();
      getEntity.setMessage("选择对象");
      let id = yield getEntity.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      if (!ent)
        return;
      ent.layer = newLayerName;
    });
  }
  function Mx_ChaneEntityDrawOrder() {
    return __async(this, null, function* () {
      let ss = new mxcad2.MxCADSelectionSet();
      if (!(yield ss.userSelect("\n选择对象")))
        return;
      let minmaxOrder = mxcad2.MxCpp.getCurrentDatabase().currentSpace.getMinMaxDrawOrder();
      let lOrder = minmaxOrder.maxDrawOrder + 1;
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (ent) {
          ent.drawOrder = lOrder;
        }
      });
    });
  }
  function init$k() {
    mxdraw.MxFun.addCommand("TestGetAllEntity", TestGetAllEntity);
    mxdraw.MxFun.addCommand("MxTest_GetSysVars", MxTest_GetSysVars);
    mxdraw.MxFun.addCommand("MxTest_ReadxData", MxTest_ReadxData);
    mxdraw.MxFun.addCommand("MxTest_WritexData", MxTest_WritexData);
    mxdraw.MxFun.addCommand("MxTest_DrawLine", MxTest_DrawLine);
    mxdraw.MxFun.addCommand("MxTest_InsertBlock", MxTest_InsertBlock);
    mxdraw.MxFun.addCommand("MxTest_GetAllLayer", MxTest_GetAllLayer);
    mxdraw.MxFun.addCommand("MxTest_AddLayer", MxTest_AddLayer);
    mxdraw.MxFun.addCommand("MxTest_GetAllTextStyle", MxTest_GetAllTextStyle);
    mxdraw.MxFun.addCommand("MxTest_GetAllBlock", MxTest_GetAllBlock);
    mxdraw.MxFun.addCommand("MxTest_GetAllLinetype", MxTest_GetAllLinetype);
    mxdraw.MxFun.addCommand("Mx_Test_DrawTable", Mx_Test_DrawTable);
    mxdraw.MxFun.addCommand("Mx_Test_QRCode", Mx_Test_QRCode);
    mxdraw.MxFun.addCommand("MxTest_InsertStamp", MxTest_InsertStamp);
    mxdraw.MxFun.addCommand("MxTest_LineTypeTest", MxTest_LineTypeTest);
    mxdraw.MxFun.addCommand("TestGentEntityOnLayer", TestGentEntityOnLayer);
    mxdraw.MxFun.addCommand("MxTest_GetNamedObjectsDictionary", MxTest_GetNamedObjectsDictionary);
    mxdraw.MxFun.addCommand("MxTest_GetObjectExDictionaryData", MxTest_GetObjectExDictionaryData);
    mxdraw.MxFun.addCommand("MxTest_WriteXRecord", MxTest_WriteXRecord);
    mxdraw.MxFun.addCommand("MxTest_AddTextStyleTable", MxTest_AddTextStyleTable);
    mxdraw.MxFun.addCommand("Mx_Test_ChangeColor", Mx_Test_ChangeColor);
    mxdraw.MxFun.addCommand("Mx_Test_ChangeVisible", Mx_Test_ChangeVisible);
    mxdraw.MxFun.addCommand("Mx_Test_ChangeEntityLayer", Mx_Test_ChangeEntityLayer);
    mxdraw.MxFun.addCommand("Mx_ChaneEntityDrawOrder", Mx_ChaneEntityDrawOrder);
  }
  function Mx_Export_DWG() {
    return __async(this, null, function* () {
      let {
        baseUrl = "",
        saveDwgUrl = "",
        mxfilepath = ""
      } = getMxCADUi().getUploadFileConfig();
      mxcad2.MxCpp.getCurrentMxCAD().saveFileToUrl(saveDwgUrl, (iResult, sserverResult) => {
        try {
          let ret = JSON.parse(sserverResult);
          if (ret.ret == "ok") {
            let filePath = baseUrl + mxfilepath + ret.file;
            fetch(filePath).then((res) => __async(this, null, function* () {
              const blob = yield res.blob();
              mxcad2.MxTools.saveAsFileDialog({
                blob,
                filename: ret.file,
                types: [{
                  description: "dwg图纸",
                  accept: {
                    "application/octet-stream": [".dwg"]
                  }
                }]
              });
            }));
          } else {
            console.log(sserverResult);
          }
        } catch (e) {
          console.log("Mx: sserverResult error");
        }
      });
    });
  }
  function Mx_Export_MxWeb() {
    return __async(this, null, function* () {
      let {
        baseUrl = "",
        mxfilepath = "",
        saveUrl = ""
      } = getMxCADUi().getUploadFileConfig();
      mxcad2.MxCpp.getCurrentMxCAD().saveFileToUrl(saveUrl, (iResult, sserverResult) => {
        try {
          let ret = JSON.parse(sserverResult);
          if (ret.ret == "ok") {
            let filePath = baseUrl + mxfilepath + ret.file;
            mxcad2.MxTools.downloadFileFromUrl(filePath, ret.file);
          } else {
            console.log(sserverResult);
          }
        } catch (e) {
          console.log("Mx: sserverResult error");
        }
      });
    });
  }
  function Mx_Open_MxWeb() {
    return __async(this, null, function* () {
      mxcad2.MxCpp.getCurrentMxCAD().openWebFile("http://localhost:1337/mxcad/file/8c79da20e232495888dbb0da17459399.mxweb");
    });
  }
  function MxTest_NewFile() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      mxcad$1.newFile();
    });
  }
  function Mx_Export_Pdf() {
    return __async(this, null, function* () {
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定输出范围第一点:");
      let pt1 = yield getPoint.go();
      if (!pt1)
        return;
      getPoint.setMessage("\n指定输出范围第二点:");
      getPoint.setUserDraw((currentPoint, worldDraw) => {
        worldDraw.setColor(16711680);
        let pl = new mxcad2.McDbPolyline();
        pl.addVertexAt(pt1);
        pl.addVertexAt(new mxcad2.McGePoint3d(pt1.x, currentPoint.y));
        pl.addVertexAt(currentPoint);
        pl.addVertexAt(new mxcad2.McGePoint3d(currentPoint.x, pt1.y));
        pl.constantWidth = mxdraw.MxFun.screenCoordLong2Doc(2);
        pl.isClosed = true;
        worldDraw.drawMcDbEntity(pl);
        let points = [];
        points.push(pt1.toVector3());
        points.push(new THREE.Vector3(pt1.x, currentPoint.y));
        points.push(currentPoint.toVector3());
        points.push(new THREE.Vector3(currentPoint.x, pt1.y));
        worldDraw.setColor(12868);
        worldDraw.drawSolid(points, 0.5);
      });
      getPoint.setDisableOsnap(true);
      getPoint.setDisableOrthoTrace(true);
      getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
      let pt2 = yield getPoint.go();
      if (!pt2) {
        return;
      }
      let {
        baseUrl = "",
        mxfilepath = "",
        printPdfUrl = ""
      } = getMxCADUi().getUploadFileConfig();
      console.log(getMxCADUi().getUploadFileConfig());
      let param = {
        width: "2100",
        height: "2970",
        bd_pt1_x: "" + pt1.x,
        bd_pt1_y: "" + pt1.y,
        bd_pt2_x: "" + pt2.x,
        bd_pt2_y: "" + pt2.y
      };
      mxcad2.MxCpp.getCurrentMxCAD().saveFileToUrl(printPdfUrl, (iResult, sserverResult) => {
        try {
          let ret = JSON.parse(sserverResult);
          if (ret.ret == "ok") {
            let filePath = baseUrl + mxfilepath + ret.file;
            mxcad2.MxTools.downloadFileFromUrl(filePath, ret.file);
          } else {
            console.log(sserverResult);
          }
        } catch (e) {
          console.log("Mx: sserverResult error");
        }
      }, void 0, JSON.stringify(param));
    });
  }
  function init$j() {
    mxdraw.MxFun.addCommand("Mx_Export_DWG", Mx_Export_DWG);
    mxdraw.MxFun.addCommand("Mx_Export_MxWeb", Mx_Export_MxWeb);
    mxdraw.MxFun.addCommand("Mx_Open_MxWeb", Mx_Open_MxWeb);
    mxdraw.MxFun.addCommand("MxTest_NewFile", MxTest_NewFile);
    mxdraw.MxFun.addCommand("Mx_Export_Pdf", Mx_Export_Pdf);
  }
  function MxTest_FindText() {
    return __async(this, null, function* () {
      let sFindText1 = "0601";
      let sFindText2 = "001A";
      let ss = new mxcad2.MxCADSelectionSet();
      let filter = new mxcad2.MxCADResbuf();
      filter.AddMcDbEntityTypes("TEXT,MTEXT,INSERT,ACAD_PROXY_ENTITY");
      ss.allSelect(filter);
      let findPos;
      let entBox;
      let iCount = ss.count();
      for (let i2 = 0; i2 < iCount; i2++) {
        let id = ss.item(i2);
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        if (ent instanceof mxcad2.McDbText) {
          let txt = ent;
          if (txt.textString == sFindText1) {
            findPos = txt.position;
            entBox = txt.getBoundingBox();
            break;
          }
        } else if (ent instanceof mxcad2.McDbMText) {
          let mtxt = ent;
          if (mtxt.contents == sFindText1) {
            findPos = mtxt.location;
            entBox = mtxt.getBoundingBox();
            break;
          }
        } else if (ent instanceof mxcad2.McDbBlockReference) {
          let blkRef = ent;
          let aryId = blkRef.getAllAttribute();
          let iFind = 0;
          aryId.forEach((id2) => {
            let attribt = id2.getMcDbEntity();
            if (attribt.textString == sFindText1) {
              iFind++;
            } else if (attribt.textString == sFindText2) {
              iFind++;
            }
          });
          if (iFind == 2) {
            findPos = blkRef.position;
            entBox = blkRef.getBoundingBox();
            break;
          }
        } else if (ent instanceof mxcad2.McDbProxyEntity) {
          let proxyEntity = ent;
          let aryText = proxyEntity.getAllTextContent();
          let iFind = 0;
          aryText.forEach((val) => {
            if (val == sFindText1) {
              iFind++;
            }
          });
          if (iFind >= 1) {
            entBox = proxyEntity.getBoundingBox();
            if (entBox && entBox.ret) {
              findPos = new mxcad2.McGePoint3d(entBox.minPt.x + (entBox.maxPt.x - entBox.minPt.x) * 0.5, entBox.minPt.y + (entBox.maxPt.y - entBox.minPt.y) * 0.5);
            }
            break;
          }
        }
      }
      if (entBox && entBox.ret) {
        console.log(entBox);
        let len = entBox.minPt.distanceTo(entBox.maxPt) * 2;
        mxdraw.MxFun.getCurrentDraw().zoomW(
          new THREE.Vector3(entBox.minPt.x - len, entBox.minPt.y - len, 0),
          new THREE.Vector3(entBox.maxPt.x + len, entBox.maxPt.y + len, 0)
        );
      } else if (findPos) {
        mxdraw.MxFun.getCurrentDraw().zoomCenter(findPos.x, findPos.y);
      } else {
        console.log("没有找到文字:" + sFindText1);
      }
    });
  }
  function init$i() {
    mxdraw.MxFun.addCommand("MxTest_FindText", MxTest_FindText);
  }
  class McDbTestLineCustomEntity extends mxcad2.McDbCustomEntity {
    constructor(imp) {
      super(imp);
      this.pt1 = new mxcad2.McGePoint3d();
      this.pt2 = new mxcad2.McGePoint3d();
    }
    create(imp) {
      return new McDbTestLineCustomEntity(imp);
    }
    getTypeName() {
      return "McDbTestLineCustomEntity";
    }
    dwgInFields(filter) {
      this.pt1 = filter.readPoint("pt1").val;
      this.pt2 = filter.readPoint("pt2").val;
      return true;
    }
    dwgOutFields(filter) {
      filter.writePoint("pt1", this.pt1);
      filter.writePoint("pt2", this.pt2);
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      if (iIndex == 0) {
        this.pt1.x += dXOffset;
        this.pt1.y += dYOffset;
        this.pt1.z += dZOffset;
      } else if (iIndex == 1) {
        this.pt2.x += dXOffset;
        this.pt2.y += dYOffset;
        this.pt2.z += dZOffset;
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      ret.append(this.pt1);
      ret.append(this.pt2);
      return ret;
    }
    worldDraw(draw) {
      let tmpline = new mxcad2.McDbLine(this.pt1, this.pt2);
      draw.drawEntity(tmpline);
    }
    //
    setPoint1(pt1) {
      this.assertWrite();
      this.pt1 = pt1.clone();
    }
    setPoint2(pt2) {
      this.assertWrite();
      this.pt2 = pt2.clone();
    }
    getPoint1() {
      return this.pt1;
    }
    getPoint2() {
      return this.pt2;
    }
  }
  function MxTest_DrawCustomEntity() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      const getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定一点:");
      let pt1 = yield getPoint.go();
      if (!pt1)
        return;
      getPoint.setBasePt(pt1);
      getPoint.setUseBasePt(true);
      getPoint.setMessage("\n指定二点:");
      let pt2 = yield getPoint.go();
      if (!pt2)
        return;
      let myline = new McDbTestLineCustomEntity();
      myline.setPoint1(pt1);
      myline.setPoint2(pt2);
      mxcad$1.drawEntity(myline);
    });
  }
  function init$h() {
    new McDbTestLineCustomEntity().rxInit();
    mxdraw.MxFun.addCommand("MxTest_DrawCustomEntity", MxTest_DrawCustomEntity);
  }
  function MxTest_SelectEntitysToBlock() {
    return __async(this, null, function* () {
      let ss = new mxcad2.MxCADSelectionSet();
      if (!(yield ss.userSelect("选择要做成块的对象:")))
        return;
      if (ss.count() == 0)
        return;
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let blkTable = mxcad$1.getDatabase().getBlockTable();
      let blkRecId = blkTable.add(new mxcad2.McDbBlockTableRecord());
      let blkTableRecord = blkRecId.getMcDbBlockTableRecord();
      if (blkTableRecord == null)
        return;
      let pt1x, pt1y, pt2x, pt2y;
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        let cent = ent.clone();
        blkTableRecord.appendAcDbEntity(cent);
        let entBox = ent.getBoundingBox();
        if (entBox.ret) {
          if (!pt1x) {
            pt1x = entBox.minPt.x;
            pt1y = entBox.minPt.y;
            pt2x = entBox.maxPt.x;
            pt2y = entBox.maxPt.y;
          } else {
            if (pt1x > entBox.minPt.x)
              pt1x = entBox.minPt.x;
            if (pt1y > entBox.minPt.y)
              pt1y = entBox.minPt.y;
            if (pt2x < entBox.maxPt.x)
              pt2x = entBox.maxPt.x;
            if (pt2y < entBox.maxPt.y)
              pt2y = entBox.maxPt.y;
          }
        }
      });
      if (pt1x === void 0) {
        return;
      }
      let insertPtx = pt1x + (pt2x - pt1x) * 0.5;
      let insertPty = pt1y + (pt2y - pt1y) * 0.5;
      blkTableRecord.origin = new mxcad2.McGePoint3d(insertPtx, insertPty, 0);
      let blkRef = new mxcad2.McDbBlockReference();
      blkRef.blockTableRecordId = blkRecId;
      blkRef.position = new mxcad2.McGePoint3d(insertPtx, insertPty, 0);
      mxcad$1.drawEntity(blkRef);
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (!ent)
          return;
        ent.erase();
      });
    });
  }
  function init$g() {
    mxdraw.MxFun.addCommand("MxTest_SelectEntitysToBlock", MxTest_SelectEntitysToBlock);
  }
  function MxTest_DrawHatchFormPoint() {
    return __async(this, null, function* () {
      const getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定填充区域内部一点:");
      getPoint.disableAllTrace(true);
      getPoint.setDisableOsnap(true);
      let pt = yield getPoint.go();
      if (!pt)
        return;
      let hatch = mxcad2.MxCADUtility.builderHatchFromPoint(pt);
      if (!hatch) {
        mxdraw.MxFun.acutPrintf("没有找到闭合区域\n");
        return;
      }
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      mxcad$1.drawEntity(hatch);
    });
  }
  function init$f() {
    mxdraw.MxFun.addCommand("MxTest_DrawHatchFormPoint", MxTest_DrawHatchFormPoint);
  }
  const namedColors = {
    aliceblue: [240, 248, 255],
    antiquewhite: [250, 235, 215],
    aqua: [0, 255, 255],
    aquamarine: [127, 255, 212],
    azure: [240, 255, 255],
    beige: [245, 245, 220],
    bisque: [255, 228, 196],
    black: [0, 0, 0],
    blanchedalmond: [255, 235, 205],
    blue: [0, 0, 255],
    blueviolet: [138, 43, 226],
    brown: [165, 42, 42],
    burlywood: [222, 184, 135],
    cadetblue: [95, 158, 160],
    chartreuse: [127, 255, 0],
    chocolate: [210, 105, 30],
    coral: [255, 127, 80],
    cornflowerblue: [100, 149, 237],
    cornsilk: [255, 248, 220],
    crimson: [220, 20, 60],
    cyan: [0, 255, 255],
    darkblue: [0, 0, 139],
    darkcyan: [0, 139, 139],
    darkgoldenrod: [184, 134, 11],
    darkgray: [169, 169, 169],
    darkgreen: [0, 100, 0],
    darkkhaki: [189, 183, 107],
    darkmagenta: [139, 0, 139],
    darkolivegreen: [85, 107, 47],
    darkorange: [255, 140, 0],
    darkorchid: [153, 50, 204],
    darkred: [139, 0, 0],
    darksalmon: [233, 150, 122],
    darkseagreen: [143, 188, 143],
    darkslateblue: [72, 61, 139],
    darkslategray: [47, 79, 79],
    darkturquoise: [0, 206, 209],
    darkviolet: [148, 0, 211],
    deeppink: [255, 20, 147],
    deepskyblue: [0, 191, 255],
    dimgray: [105, 105, 105],
    dodgerblue: [30, 144, 255],
    firebrick: [178, 34, 34],
    floralwhite: [255, 250, 240],
    forestgreen: [34, 139, 34],
    fuchsia: [255, 0, 255],
    gainsboro: [220, 220, 220],
    ghostwhite: [248, 248, 255],
    gold: [255, 215, 0],
    goldenrod: [218, 165, 32],
    gray: [128, 128, 128],
    green: [0, 128, 0],
    greenyellow: [173, 255, 47],
    honeydew: [240, 255, 240],
    hotpink: [255, 105, 180],
    indianred: [205, 92, 92],
    indigo: [75, 0, 130],
    ivory: [255, 255, 240],
    khaki: [240, 230, 140],
    lavender: [230, 230, 250],
    lavenderblush: [255, 240, 245],
    lawngreen: [124, 252, 0],
    lemonchiffon: [255, 250, 205],
    lightblue: [173, 216, 230],
    lightcoral: [240, 128, 128],
    lightcyan: [224, 255, 255],
    lightgoldenrodyellow: [250, 250, 210],
    lightgray: [211, 211, 211],
    lightgreen: [144, 238, 144],
    lightpink: [255, 182, 193],
    lightsalmon: [255, 160, 122],
    lightseagreen: [32, 178, 170],
    lightskyblue: [135, 206, 250],
    lightslategray: [119, 136, 153],
    lightsteelblue: [176, 196, 222],
    lightyellow: [255, 255, 224],
    lime: [0, 255, 0],
    limegreen: [50, 205, 50],
    linen: [250, 240, 230],
    magenta: [255, 0, 255],
    maroon: [128, 0, 0],
    mediumaquamarine: [102, 205, 170],
    mediumblue: [0, 0, 205],
    mediumorchid: [186, 85, 211],
    mediumpurple: [147, 112, 219],
    mediumseagreen: [60, 179, 113],
    mediumslateblue: [123, 104, 238],
    mediumspringgreen: [0, 250, 154],
    mediumturquoise: [72, 209, 204],
    mediumvioletred: [199, 21, 133],
    midnightblue: [25, 25, 112],
    mintcream: [245, 255, 250],
    mistyrose: [255, 228, 225],
    moccasin: [255, 228, 181],
    navajowhite: [255, 222, 173],
    navy: [0, 0, 128],
    oldlace: [253, 245, 230],
    olive: [128, 128, 0],
    olivedrab: [107, 142, 35],
    orange: [255, 165, 0],
    orangered: [255, 69, 0],
    orchid: [218, 112, 214],
    palegoldenrod: [238, 232, 170],
    palegreen: [152, 251, 152],
    paleturquoise: [175, 238, 238],
    palevioletred: [219, 112, 147],
    papayawhip: [255, 239, 213],
    peachpuff: [255, 218, 185],
    peru: [205, 133, 63],
    pink: [255, 192, 203],
    plum: [221, 160, 221],
    powderblue: [176, 224, 230],
    purple: [128, 0, 128],
    rebeccapurple: [102, 51, 153],
    red: [255, 0, 0],
    rosybrown: [188, 143, 143],
    royalblue: [65, 105, 225],
    saddlebrown: [139, 69, 19],
    salmon: [250, 128, 114],
    sandybrown: [244, 164, 96],
    seagreen: [46, 139, 87],
    seashell: [255, 245, 238],
    sienna: [160, 82, 45],
    silver: [192, 192, 192],
    skyblue: [135, 206, 235],
    slateblue: [106, 90, 205],
    slategray: [112, 128, 144],
    snow: [255, 250, 250],
    springgreen: [0, 255, 127],
    steelblue: [70, 130, 180],
    tan: [210, 180, 140],
    teal: [0, 128, 128],
    thistle: [216, 191, 216],
    tomato: [255, 99, 71],
    turquoise: [64, 224, 208],
    violet: [238, 130, 238],
    wheat: [245, 222, 179],
    white: [255, 255, 255],
    whitesmoke: [245, 245, 245],
    yellow: [255, 255, 0],
    yellowgreen: [154, 205, 50]
  };
  function parseColor(color) {
    if (/^\d+,\s*\d+,\s*\d+$/.test(color)) {
      return color.split(",").map(Number);
    } else if (/^0x[0-9a-fA-F]{6}$/.test(color)) {
      const hexValue = parseInt(color, 16);
      return [
        hexValue >> 16 & 255,
        hexValue >> 8 & 255,
        hexValue & 255
      ];
    } else if (/^#[0-9a-fA-F]{6}$/.test(color)) {
      const hexValue = parseInt(color.slice(1), 16);
      return [
        hexValue >> 16 & 255,
        hexValue >> 8 & 255,
        hexValue & 255
      ];
    } else if (namedColors[color.toLowerCase()]) {
      const lowerCaseColor = color.toLowerCase();
      if (namedColors[lowerCaseColor]) {
        return namedColors[lowerCaseColor];
      }
    } else {
      const color2 = new mxcad2.McCmColor();
      color2.setColorIndex(256);
      return [color2.red, color2.green, color2.blue];
    }
  }
  const addLayer = (layerName) => {
    const layerTable = mxcad2.MxCpp.getCurrentDatabase().layerTable;
    if (layerTable.has(layerName)) {
      return;
    }
    const layer = new mxcad2.McDbLayerTableRecord();
    layer.color = new mxcad2.McCmColor(0, 0, 0);
    layer.isFrozen = false;
    layer.isLocked = false;
    layer.isOff = false;
    layer.lineWeight = mxcad2.McDb.LineWeight.kLnWtByLayer;
    layer.name = layerName;
    layerTable.add(layer);
  };
  const baseParams = [
    {
      name: "color",
      description: "颜色",
      "type": "str",
      "required": true
    },
    {
      name: "layer",
      description: "图层",
      "type": "str",
      "required": true
    },
    {
      name: "lineweight",
      description: "线重",
      "type": "float",
      "required": true
    }
  ];
  const mergeBaseMcDbEntityProps = (entity, param) => {
    if (param.layer) {
      addLayer(param.layer);
    }
    const setMcDbEntityProps = (ent) => {
      if (param.color) {
        ent.trueColor = new mxcad2.McCmColor(...parseColor(param.color));
      } else {
        ent.trueColor = new mxcad2.McCmColor(mxcad2.MxCpp.getCurrentDatabase().getCurrentlyDrawColor());
      }
      if (param.layer) {
        ent.layer = param.layer;
      } else {
        ent.layer = mxcad2.MxCpp.getCurrentDatabase().getCurrentlyLayerName();
      }
      if (param.lineweight) {
        ent.lineweight = param.lineweight;
      }
    };
    if (Array.isArray(entity)) {
      entity.forEach(setMcDbEntityProps);
    } else if (entity) {
      setMcDbEntityProps(entity);
    }
  };
  const parseParamPoints = (pointsStr) => {
    const pointsArr = pointsStr.split(",").map((i22) => Number(i22));
    const points = [];
    let i2 = 0;
    while (i2 < pointsArr.length) {
      const x = pointsArr[i2];
      i2++;
      const y = pointsArr[i2];
      i2++;
      if (typeof x === "undefined" || typeof y === "undefined")
        return points;
      const point = new mxcad2.McGePoint3d(x, y);
      points.push(point);
    }
    return points;
  };
  const parsePoint = (point) => {
    if (typeof point === "object" && "x" in point && "y" in point) {
      return new mxcad2.McGePoint3d(point.x, point.y);
    }
    if (Array.isArray(point)) {
      return new mxcad2.McGePoint3d(point[0], point[1]);
    } else if (typeof point === "string") {
      const [x, y] = point.split(",").map((i2) => Number(i2));
      if (typeof x === "number" && typeof y === "number") {
        return new mxcad2.McGePoint3d(x, y);
      }
    }
  };
  class MxAiDrawLine {
    call(param) {
      console.log(param);
      if (param && param.pt1 && param.pt2) {
        let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        if (param.pt1)
          param.pt1 = parsePoint(param.pt1);
        if (param.pt2)
          param.pt2 = parsePoint(param.pt2);
        const objId = mxcad$1.drawLine(param.pt1.x, param.pt1.y, param.pt2.x, param.pt2.y);
        mergeBaseMcDbEntityProps(objId.getMcDbEntity(), param);
        mxcad$1.updateDisplay();
      }
    }
    regist_data() {
      return {
        filename: "drawline.json",
        name: "draw_line",
        description: "根据直线的开始点和结束点绘制一个直线段",
        params: [
          {
            name: "pt1",
            description: "直线开始点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "pt2",
            description: "直线结束点",
            "type": "tuple[float, float]",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  function init$e() {
    MxAiModule.regist(MxAiDrawLine);
  }
  class MxAiDrawCircle {
    call(param) {
      console.log(param);
      if (param && param.cen && param.radius) {
        if (param.cen)
          param.center = parsePoint(param.cen);
        let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        const objId = mxcad$1.drawCircle(param.center.x, param.center.y, param.radius);
        mergeBaseMcDbEntityProps(objId.getMcDbEntity(), param);
        mxcad$1.updateDisplay();
      }
    }
    regist_data() {
      return {
        filename: "drawcircle.json",
        name: "draw_circle",
        description: "根据圆心和半径绘制一个圆",
        params: [
          {
            name: "center",
            description: "圆的中心点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "radius",
            description: "圆的半径",
            "type": "float",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  const init$d = () => {
    MxAiModule.regist(MxAiDrawCircle);
  };
  function findIntersection(p1, p2, p3, p4, isExtending) {
    const x1 = p1.x, y1 = p1.y;
    const x2 = p2.x, y2 = p2.y;
    const x3 = p3.x, y3 = p3.y;
    const x4 = p4.x, y4 = p4.y;
    const denominator = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4);
    if (denominator === 0) {
      return null;
    }
    const t = ((x1 - x3) * (y3 - y4) - (y1 - y3) * (x3 - x4)) / denominator;
    const u = -((x1 - x2) * (y1 - y3) - (y1 - y2) * (x1 - x3)) / denominator;
    const intersectionX = x1 + t * (x2 - x1);
    const intersectionY = y1 + t * (y2 - y1);
    const point = new mxcad2.McGePoint3d(intersectionX, intersectionY, 0);
    if (isExtending)
      return point;
    if (t > 0 && t < 1 && u > 0 && u < 1) {
      return point;
    } else {
      return null;
    }
  }
  function insidePolygon(points, point) {
    const x = point.x, y = point.y;
    let inside = false;
    for (let i2 = 0, j = points.length - 1; i2 < points.length; j = i2++) {
      const xi = points[i2].x, yi = points[i2].y;
      const xj = points[j].x, yj = points[j].y;
      const intersect = yi > y != yj > y && x < (xj - xi) * (y - yi) / (yj - yi) + xi;
      if (intersect)
        inside = !inside;
    }
    return inside;
  }
  function angleTo(x1, y1, x2, y2) {
    const x = x1 - x2;
    const y = y1 - y2;
    let angle_temp = 0;
    if (x == 0) {
      angle_temp = Math.PI / 2;
    } else {
      angle_temp = Math.atan(Math.abs(y / x));
    }
    if (x < 0 && y >= 0) {
      angle_temp = Math.PI - angle_temp;
    } else if (x < 0 && y < 0) {
      angle_temp = Math.PI + angle_temp;
    } else if (x >= 0 && y < 0) {
      angle_temp = Math.PI * 2 - angle_temp;
    }
    return angle_temp;
  }
  function createArc(center, radius, startAngle, endAngle) {
    const arc = new mxcad2.McDbArc();
    arc.center = center;
    arc.radius = radius;
    arc.startAngle = startAngle;
    arc.endAngle = endAngle;
    return arc;
  }
  class MxAiDrawCircleArc {
    call(param) {
      return __async(this, null, function* () {
        console.log(param);
        let { center, radius, startAngle, endAngle, is3PDraw, point1, point2, point3 } = param;
        let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        mxcad$1.newFile();
        mxcad$1.zoomAll();
        const getPoint = new mxcad2.MxCADUiPrPoint();
        const getDist = new mxcad2.MxCADUiPrDist();
        if (is3PDraw) {
          if (point1)
            point1 = parsePoint(point1);
          if (point2)
            point2 = parsePoint(point2);
          if (point3)
            point3 = parsePoint(point3);
          getPoint.setKeyWords("");
          if (!point1) {
            getPoint.setMessage("指定圆弧起点");
            getPoint.setUserDraw((pt, pw) => {
              if (!point2 || !point3)
                return;
              const arc2 = new mxcad2.McDbArc();
              arc2.computeArc(pt.x, pt.y, point2.x, point2.y, point3.x, point3.y);
              pw.drawMcDbEntity(arc2);
            });
            point1 = yield getPoint.go();
            if (!point1)
              return;
          }
          if (!point2) {
            getPoint.setMessage("指定圆弧第二个点");
            getPoint.setUserDraw((pt, pw) => {
              if (!point1 || !point3)
                return;
              const arc2 = new mxcad2.McDbArc();
              arc2.computeArc(point1.x, point1.y, pt.x, pt.y, point3.x, point3.y);
              pw.drawMcDbEntity(arc2);
            });
            point2 = yield getPoint.go();
            if (!point2)
              return;
          }
          if (!point3) {
            getPoint.setMessage("指定圆弧的端点");
            getPoint.setUserDraw((pt, pw) => {
              if (!point1 || !point2)
                return;
              const arc2 = new mxcad2.McDbArc();
              arc2.computeArc(point1.x, point1.y, point2.x, point2.y, pt.x, pt.y);
              pw.drawMcDbEntity(arc2);
            });
            point3 = yield getPoint.go();
            if (!point3)
              return;
          }
          const arc = new mxcad2.McDbArc();
          console.log(point1.x, point1.y, point2.x, point2.y, point3.x, point3.y);
          arc.computeArc(point1.x, point1.y, point2.x, point2.y, point3.x, point3.y);
          mergeBaseMcDbEntityProps(arc, param);
          mxcad$1.drawEntity(arc);
          mxcad$1.updateDisplay();
        } else {
          if (center)
            center = parsePoint(center);
          if (startAngle)
            startAngle = startAngle * (Math.PI / 180);
          if (endAngle)
            endAngle = endAngle * (Math.PI / 180);
          if (!center) {
            getPoint.setMessage("指定圆弧圆心");
            getPoint.setKeyWords("");
            getPoint.setUserDraw((pt, pw) => {
              if (!radius)
                return;
              pw.drawMcDbEntity(createArc(pt, radius, startAngle || 0, endAngle || Math.PI * 2));
            });
            const point = yield getPoint.go();
            if (!point)
              return;
            center = point;
          }
          if (!radius) {
            getDist.setBasePt(center);
            getDist.setMessage(mxcad2._ML_String("MxAiDrawCircleArc_Radius", "指定圆弧半径"));
            getDist.setKeyWords("");
            getDist.setUserDraw((pt, pw) => {
              if (!center)
                return;
              const radius2 = pt.distanceTo(center);
              pw.drawMcDbEntity(createArc(center, radius2, startAngle || 0, endAngle || Math.PI * 2));
            });
            radius = yield getDist.go();
            if (!radius)
              return;
          }
          if (!startAngle) {
            if (!center)
              return;
            getDist.setBasePt(center);
            getDist.setMessage(mxcad2._ML_String("MxAiDrawCircleArc_StartAngle", "指定圆弧开始角"));
            getDist.setKeyWords("");
            getDist.setUserDraw((pt, pw) => {
              if (!center)
                return;
              if (!radius)
                return;
              startAngle = angleTo(center.x, center.y, pt.x, pt.y) - Math.PI;
              pw.drawMcDbEntity(createArc(center, radius, startAngle || 0, endAngle || Math.PI * 2));
            });
            const val = yield getDist.go();
            if (!val)
              return;
            if (getDist.getDetailedResult() === mxdraw.DetailedResult.kCoordIn) {
              startAngle = val * (Math.PI / 180);
            }
          }
          if (!endAngle) {
            if (!center)
              return;
            getDist.setBasePt(center);
            getDist.setMessage(mxcad2._ML_String("MxAiDrawCircleArc_EndAngle", "指定圆弧结束角"));
            getDist.setKeyWords("");
            getDist.setUserDraw((pt, pw) => {
              if (!center)
                return;
              if (!radius)
                return;
              endAngle = angleTo(center.x, center.y, pt.x, pt.y) - Math.PI;
              pw.drawMcDbEntity(createArc(center, radius, startAngle || 0, endAngle || Math.PI * 2));
            });
            const val = yield getDist.go();
            if (!val)
              return;
            if (getDist.getDetailedResult() === mxdraw.DetailedResult.kCoordIn) {
              endAngle = val * (Math.PI / 180);
            }
          }
          const arc = createArc(center, radius, startAngle, endAngle);
          mergeBaseMcDbEntityProps(arc, param);
          mxcad$1.drawEntity(arc);
          mxcad$1.updateDisplay();
        }
      });
    }
    regist_data() {
      return {
        filename: "drawcirclearc.json",
        name: "draw_circle_arc",
        description: "绘制圆弧",
        params: [
          {
            name: "center",
            description: "圆弧圆心",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "radius",
            description: "圆弧半径",
            "type": "float",
            "required": true
          },
          {
            name: "startAngle",
            description: "圆弧开始角",
            "type": "float",
            "required": true
          },
          {
            name: "endAngle",
            description: "圆弧结束角",
            "type": "float",
            "required": true
          },
          {
            name: "is3PDraw",
            description: "是否三点绘制",
            "type": "boolean",
            "required": true
          },
          {
            name: "point1",
            description: "三点绘制圆弧的第一个点(起点)",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "point2",
            description: "三点绘制圆弧的第二个点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "point3",
            description: "三点绘制圆弧的第三个点(终点)",
            "type": "tuple[float, float]",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  const init$c = () => {
    MxAiModule.regist(MxAiDrawCircleArc);
  };
  function computePolygonVerticesFromMidpoint(centerPoint = new mxcad2.McGePoint3d(), edgeMidPoint = new mxcad2.McGePoint3d(), sides = 3) {
    const midX = edgeMidPoint.x;
    const midY = edgeMidPoint.y;
    const centerX = centerPoint.x;
    const centerY = centerPoint.y;
    const numberOfSides = Math.max(3, sides);
    const distanceToCenter = Math.sqrt(__pow(midX - centerX, 2) + __pow(midY - centerY, 2));
    const radius = distanceToCenter / Math.cos(Math.PI / numberOfSides);
    const startAngle = Math.atan2(midY - centerY, midX - centerX) - Math.PI / numberOfSides;
    const vertices = [];
    for (let i2 = 0; i2 < numberOfSides; i2++) {
      const angle = startAngle + i2 * 2 * Math.PI / numberOfSides;
      const x = centerX + radius * Math.cos(angle);
      const y = centerY + radius * Math.sin(angle);
      vertices.push(new mxcad2.McGePoint3d(x, y));
    }
    return vertices;
  }
  function computeRegularPolygonVertices(centerPoint = new mxcad2.McGePoint3d(), vertexPoint = new mxcad2.McGePoint3d(), sides = 3) {
    const verticesArray = [];
    sides = Math.max(3, sides);
    verticesArray.push(vertexPoint);
    const angleIncrement = Math.PI * 2 / sides;
    for (let i2 = 1; i2 < sides; i2++) {
      const cosValue = Math.cos(angleIncrement * i2), sinValue = Math.sin(angleIncrement * i2);
      const startPt = centerPoint.clone();
      const endPt = vertexPoint.clone();
      const deltaX = endPt.x - startPt.x;
      const deltaY = endPt.y - startPt.y;
      const newX = deltaX * cosValue - deltaY * sinValue + startPt.x;
      const newY = deltaX * sinValue + deltaY * cosValue + startPt.y;
      const point = new mxcad2.McGePoint3d(newX, newY);
      verticesArray.push(point);
    }
    return verticesArray;
  }
  function computePolygonVerticesFromEdge(startPoint, endPoint, sides) {
    let dx = endPoint.x - startPoint.x;
    let dy = endPoint.y - startPoint.y;
    let length = Math.sqrt(dx * dx + dy * dy);
    let angle = Math.atan2(dy, dx);
    let angleIncrement = 2 * Math.PI / Math.max(3, sides);
    let polygonVertices = [startPoint, endPoint];
    for (let i2 = 0; i2 < sides; i2++) {
      let x = startPoint.x + length * Math.cos(angle + i2 * angleIncrement);
      let y = startPoint.y + length * Math.sin(angle + i2 * angleIncrement);
      startPoint = new mxcad2.McGePoint3d(x, y);
      polygonVertices.push(startPoint);
    }
    return polygonVertices;
  }
  class MxAiDrawPolygon {
    call(param) {
      return __async(this, null, function* () {
        mxcad2.MxCpp.getCurrentMxCAD().newFile();
        console.log(param);
        let { isDrawToCenter, sideNum, startPoint, endPoint, radius, centerPoint, isTangentToTheCircle } = param;
        if (!sideNum) {
          const getInt = new mxcad2.MxCADUiPrInt();
          getInt.setMessage("输入边的数目<5>");
          getInt.setKeyWords("");
          getInt.clearLastInputPoint();
          sideNum = (yield getInt.go()) || 5;
        }
        if (isDrawToCenter) {
          if (!centerPoint) {
            const getPoint = new mxcad2.MxCADUiPrPoint();
            getPoint.setMessage("\n指定正多变形的中心点");
            getPoint.setKeyWords("");
            getPoint.clearLastInputPoint();
            centerPoint = yield getPoint.go();
            if (!centerPoint)
              return;
          } else {
            centerPoint = parsePoint(centerPoint);
          }
          let vet = mxcad2.McGeVector3d.kXAxis;
          let vertexPoint;
          if (!radius) {
            const getPoint = new mxcad2.MxCADUiPrDist();
            getPoint.setMessage(mxcad2._ML_String("MxAiDrawPolygon_radius", "指定圆的半径"));
            getPoint.setKeyWords("");
            getPoint.setBasePt(centerPoint);
            getPoint.setUserDraw((pt, pw) => {
              if (isTangentToTheCircle) {
                const _radius2 = pt.distanceTo(centerPoint);
                vet = pt.sub(centerPoint);
                const midPoint = centerPoint.clone().addvec(pt.sub(centerPoint).normalize().mult(_radius2));
                const points = computePolygonVerticesFromMidpoint(centerPoint, midPoint, sideNum);
                const polygon2 = new mxcad2.McDbPolyline();
                points.forEach((point) => {
                  polygon2.addVertexAt(point);
                });
                polygon2.isClosed = true;
                pw.drawMcDbEntity(polygon2);
              } else {
                vertexPoint = pt;
                const polygon2 = new mxcad2.McDbPolyline();
                computeRegularPolygonVertices(centerPoint, pt, sideNum).forEach((point) => {
                  polygon2.addVertexAt(point);
                });
                polygon2.isClosed = true;
                pw.drawMcDbEntity(polygon2);
              }
            });
            const _radius = yield getPoint.go();
            if (!_radius)
              return;
            radius = _radius;
          }
          const polygon = new mxcad2.McDbPolyline();
          polygon.isClosed = true;
          if (isTangentToTheCircle) {
            const midPoint = centerPoint.clone().addvec(vet.normalize().mult(radius));
            const points = computePolygonVerticesFromMidpoint(centerPoint, midPoint, sideNum);
            points.forEach((point) => {
              polygon.addVertexAt(point);
            });
          } else {
            if (!vertexPoint) {
              const vet2 = mxcad2.McGeVector3d.kXAxis.clone().rotateBy(Math.PI / sideNum).mult(radius);
              vertexPoint = centerPoint.clone().addvec(vet2);
            }
            computeRegularPolygonVertices(centerPoint, vertexPoint, sideNum).forEach((point) => {
              polygon.addVertexAt(point);
            });
          }
          mxcad2.MxCpp.getCurrentMxCAD().drawEntity(polygon);
        } else {
          const createStarEndPointPolygon = (currentPoint) => {
            const pPolyline = new mxcad2.McDbPolyline();
            const points = computePolygonVerticesFromEdge(startPoint, currentPoint, sideNum || 5);
            points.forEach((point) => {
              pPolyline.addVertexAt(point);
            });
            pPolyline.isClosed = true;
            return pPolyline;
          };
          if (!startPoint) {
            const getPoint = new mxcad2.MxCADUiPrPoint();
            getPoint.clearLastInputPoint();
            getPoint.setMessage("\n指定边的第一个端点");
            getPoint.setKeyWords("");
            startPoint = yield getPoint.go();
            if (!startPoint)
              return;
            getPoint.setUserDraw((currentPoint, pWorldDraw) => {
              pWorldDraw.drawMcDbEntity(createStarEndPointPolygon(currentPoint));
            });
          } else {
            startPoint = parsePoint(startPoint);
          }
          if (!endPoint) {
            const getPoint = new mxcad2.MxCADUiPrPoint();
            getPoint.setBasePt(startPoint);
            getPoint.setMessage("\n指定边的第二个端点");
            endPoint = yield getPoint.go();
          } else {
            endPoint = parsePoint(endPoint);
          }
          if (!endPoint)
            return;
          const polygon = createStarEndPointPolygon(endPoint);
          mxcad2.MxCpp.getCurrentMxCAD().drawEntity(polygon);
        }
      });
    }
    regist_data() {
      return {
        filename: "DrawPolygon.json",
        name: "draw_polygon",
        description: "绘制正多边形",
        params: [
          {
            name: "isDrawToCenter",
            description: "是否用圆绘制多边形",
            "type": "boolean",
            "required": true
          },
          {
            name: "sideNum",
            description: "边数",
            type: "int",
            "required": true
          },
          {
            name: "startPoint",
            description: "边绘制提供开始点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "endPoint",
            description: "边绘制提供结束点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "radius",
            description: "圆的半径",
            type: "number",
            "required": true
          },
          {
            name: "centerPoint",
            description: "圆心",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "isTangentToTheCircle",
            description: "外切于圆",
            "type": "boolean",
            "required": true
          }
        ]
      };
    }
  }
  const init$b = () => {
    MxAiModule.regist(MxAiDrawPolygon);
  };
  const rotatePoint = (center, point, angle) => {
    const cosAngle = Math.cos(angle);
    const sinAngle = Math.sin(angle);
    const translatedX = point.x - center.x;
    const translatedY = point.y - center.y;
    const x = translatedX * cosAngle - translatedY * sinAngle + center.x;
    const y = translatedX * sinAngle + translatedY * cosAngle + center.y;
    const z = point.z;
    return new mxcad2.McGePoint3d(x, y, z);
  };
  const getRectPoints = (pt1, pt3, angle = 0) => {
    const center = new mxcad2.McGePoint3d((pt1.x + pt3.x) / 2, (pt1.y + pt3.y) / 2, (pt1.z + pt3.z) / 2);
    const pt2 = new mxcad2.McGePoint3d(pt1.x, pt3.y, pt1.z);
    const pt4 = new mxcad2.McGePoint3d(pt3.x, pt1.y, pt3.z);
    const rotatedPt2 = rotatePoint(center, pt2, angle);
    const rotatedPt4 = rotatePoint(center, pt4, angle);
    return [pt1, rotatedPt2, pt3, rotatedPt4];
  };
  const getQuadrant = (pt1, pt3) => {
    return [pt3.x >= pt1.x && pt3.y >= pt1.y, pt3.x < pt1.x && pt3.y >= pt1.y, pt3.x < pt1.x && pt3.y < pt1.y, pt3.x >= pt1.x && pt3.y < pt1.y];
  };
  function calculateRoundedRectangleVertices(points, chamferDistance1, chamferDistance2) {
    if (chamferDistance1 === 0 && chamferDistance2 === 0)
      return points;
    const [pt1, pt2, pt3, pt4] = points;
    const width = pt1.distanceTo(pt4);
    const height = pt1.distanceTo(pt2);
    const [_, isPt3InQuadrant2, isPt3InQuadrant3, isPt3InQuadrant4] = getQuadrant(pt1, pt3);
    const chamferDistanceX = isPt3InQuadrant2 || isPt3InQuadrant3 ? -chamferDistance1 : chamferDistance1;
    const chamferDistanceY = isPt3InQuadrant3 || isPt3InQuadrant4 ? -chamferDistance2 : chamferDistance2;
    if (width - Math.abs(chamferDistanceX) * 2 <= 0)
      return points;
    if (height - Math.abs(chamferDistanceY) * 2 <= 0)
      return points;
    const chamferedPt1 = new mxcad2.McGePoint3d(pt1.x + chamferDistanceX, pt1.y, pt1.z);
    const chamferedPt2 = new mxcad2.McGePoint3d(pt1.x, pt1.y + chamferDistanceY, pt1.z);
    const chamferedPt3 = new mxcad2.McGePoint3d(pt2.x, pt2.y - chamferDistanceY, pt2.z);
    const chamferedPt4 = new mxcad2.McGePoint3d(pt2.x + chamferDistanceX, pt2.y, pt2.z);
    const chamferedPt5 = new mxcad2.McGePoint3d(pt3.x - chamferDistanceX, pt3.y, pt3.z);
    const chamferedPt6 = new mxcad2.McGePoint3d(pt3.x, pt2.y - chamferDistanceY, pt3.z);
    const chamferedPt7 = new mxcad2.McGePoint3d(pt4.x, pt4.y + chamferDistanceY, pt4.z);
    const chamferedPt8 = new mxcad2.McGePoint3d(pt4.x - chamferDistanceX, pt4.y, pt4.z);
    const chamferedPolygon = [
      chamferedPt1,
      chamferedPt2,
      chamferedPt3,
      chamferedPt4,
      chamferedPt5,
      chamferedPt6,
      chamferedPt7,
      chamferedPt8
    ];
    return chamferedPolygon;
  }
  function CMxDrawPolylineDragArcDraw_CalcArcBulge(firstPoint, nextPoint, vecArcTangent) {
    if (firstPoint.isEqualTo(nextPoint))
      return 0;
    let midPt = firstPoint.c().addvec(nextPoint.c().sub(firstPoint).mult(0.5));
    let vecMid = nextPoint.c().sub(firstPoint);
    vecMid.rotateBy(Math.PI / 2, mxcad2.McGeVector3d.kZAxis);
    let tmpMidLine = new mxcad2.McDbLine(midPt, midPt.c().addvec(vecMid));
    let vecVertical = vecArcTangent.c();
    vecVertical.rotateBy(Math.PI / 2, mxcad2.McGeVector3d.kZAxis);
    let tmpVerticalLine = new mxcad2.McDbLine(firstPoint, firstPoint.c().addvec(vecVertical));
    let aryPoint = tmpMidLine.IntersectWith(tmpVerticalLine, mxcad2.McDb.Intersect.kExtendBoth);
    if (aryPoint.isEmpty())
      return 0;
    let arcCenPoint = aryPoint.at(0);
    let dR = arcCenPoint.distanceTo(firstPoint);
    vecMid.normalize();
    vecMid.mult(dR);
    let arcMidPt1 = arcCenPoint.c().addvec(vecMid);
    let arcMidPt2 = arcCenPoint.c().subvec(vecMid);
    let vecArcDir1 = arcMidPt1.c().sub(firstPoint);
    let vecArcDir2 = arcMidPt2.c().sub(firstPoint);
    let arcMidPt = arcMidPt1;
    if (vecArcDir1.angleTo1(vecArcTangent) > vecArcDir2.angleTo1(vecArcTangent)) {
      arcMidPt = arcMidPt2;
    }
    return mxcad2.MxCADUtility.calcBulge(firstPoint, arcMidPt, nextPoint).val;
  }
  class MxAiDrawRect {
    call(param) {
      return __async(this, null, function* () {
        console.log(param);
        mxcad2.MxCpp.getCurrentMxCAD().newFile();
        let { pt1, pt2: pt3, chamfer1Length, chamfer2Length, filletRadius, lineWidth, area: area2, rectLength, rectWidth, rotationAngle } = param;
        const createRect = (pt12, pt32) => {
          const [_pt1, pt2, _pt3, pt4] = getRectPoints(pt12, pt32, rotationAngle);
          const rect2 = new mxcad2.McDbPolyline();
          rect2.addVertexAt(_pt1, 0, lineWidth, lineWidth);
          rect2.addVertexAt(pt2, 0, lineWidth, lineWidth);
          rect2.addVertexAt(_pt3, 0, lineWidth, lineWidth);
          rect2.addVertexAt(pt4, 0, lineWidth, lineWidth);
          rect2.isClosed = true;
          if (lineWidth)
            rect2.constantWidth = lineWidth;
          return rect2;
        };
        const create = (pt12, pt32) => {
          let rect2;
          if (filletRadius) {
            const points = calculateRoundedRectangleVertices(getRectPoints(pt12, pt32, rotationAngle), filletRadius, filletRadius);
            const [_, isPt3InQuadrant2, isPt3InQuadrant3, isPt3InQuadrant4] = getQuadrant(pt12, pt32);
            if (points.length === 8) {
              if (!rect2)
                rect2 = new mxcad2.McDbPolyline();
              const addArc = (startPoint, endPoint, key) => {
                let vecArcTangent = new mxcad2.McGeVector3d(key);
                const bulge = CMxDrawPolylineDragArcDraw_CalcArcBulge(startPoint, endPoint, vecArcTangent);
                rect2.addVertexAt(startPoint, bulge, lineWidth, lineWidth);
                rect2.addVertexAt(endPoint, 0, lineWidth, lineWidth);
              };
              const vec1 = new mxcad2.McGeVector3d(-1, 0);
              const vec2 = new mxcad2.McGeVector3d(0, 1);
              const vec3 = new mxcad2.McGeVector3d(1, 0);
              const vec4 = new mxcad2.McGeVector3d(0, -1);
              if (isPt3InQuadrant4) {
                vec2.y = -1;
                vec3.x = 1;
                vec4.y = 1;
              }
              if (isPt3InQuadrant2) {
                vec1.x = 1;
                vec2.y = 1;
                vec3.x = -1;
                vec4.y = -1;
              }
              if (isPt3InQuadrant3) {
                vec1.x = 1;
                vec2.y = -1;
                vec3.x = -1;
                vec4.y = 1;
              }
              addArc(points[0], points[1], vec1);
              addArc(points[2], points[3], vec2);
              addArc(points[4], points[5], vec3);
              addArc(points[6], points[7], vec4);
              rect2.isClosed = true;
            }
          } else if (chamfer1Length || chamfer2Length) {
            if (!rect2)
              rect2 = new mxcad2.McDbPolyline();
            const points = calculateRoundedRectangleVertices(getRectPoints(pt12, pt32, rotationAngle), chamfer1Length || chamfer2Length, chamfer2Length || chamfer1Length);
            points.forEach((point) => {
              rect2.addVertexAt(point);
            });
            rect2.isClosed = true;
          }
          if (!rect2)
            rect2 = createRect(pt12, pt32);
          if (lineWidth)
            rect2.constantWidth = lineWidth;
          return rect2;
        };
        if (!pt1) {
          const getPoint = new mxcad2.MxCADUiPrPoint();
          getPoint.setMessage("指定第一个角点");
          getPoint.setKeyWords("");
          pt1 = yield getPoint.go();
          if (!pt1)
            return;
        } else {
          pt1 = parsePoint(pt1);
        }
        if (area2) {
          if (rectLength) {
            rectWidth = area2 / rectLength;
          }
          if (rectWidth) {
            rectLength = area2 / rectWidth;
          }
        }
        if (rectLength && rectWidth) {
          pt3 = new mxcad2.McGePoint3d(pt1.x + rectWidth, pt1.y + rectLength, 0);
        }
        if (!pt3) {
          const getPoint = new mxcad2.MxCADUiPrPoint();
          getPoint.setMessage("指定第二个角点");
          getPoint.setKeyWords("");
          getPoint.setUserDraw((pt, pw) => {
            pw.drawMcDbEntity(create(pt1, pt));
          });
          pt3 = yield getPoint.go();
          if (!pt3)
            return;
        } else {
          pt3 = parsePoint(pt3);
        }
        const rect = create(pt1, pt3);
        mergeBaseMcDbEntityProps(rect, param);
        mxcad2.MxCpp.getCurrentMxCAD().drawEntity(rect);
      });
    }
    regist_data() {
      return {
        filename: "drawRect.json",
        name: "draw_rect",
        description: "根据一些信息绘制矩形",
        params: [
          {
            name: "pt1",
            description: "一个对角点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "pt2",
            description: "另一个对角点",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "lineWidth",
            description: "矩形线的宽",
            "type": "float",
            "required": true
          },
          {
            name: "filletRadius",
            description: "圆角半径",
            "type": "float",
            "required": true
          },
          {
            name: "chamfer1Length",
            description: "第一个倒角距离",
            "type": "float",
            "required": true
          },
          {
            name: "chamfer2Length",
            description: "第二个倒角距离",
            "type": "float",
            "required": true
          },
          {
            name: "rectLength",
            description: "长度",
            "type": "float",
            "required": true
          },
          {
            name: "rectWidth",
            description: "矩形宽度",
            "type": "float",
            "required": true
          },
          {
            name: "area",
            description: "面积",
            "type": "float",
            "required": true
          },
          {
            name: "rotationAngle",
            description: "旋转角度",
            "type": "float",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  function init$a() {
    MxAiModule.regist(MxAiDrawRect);
  }
  const createEllipse = (endPoint1, endPoint2, halfAxisLength, startAngle, endAngle) => {
    const ellipse = new mxcad2.McDbEllipse();
    const center = new mxcad2.McGePoint3d((endPoint1.x + endPoint2.x) / 2, (endPoint2.y + endPoint2.y) / 2);
    const majorAxis = endPoint1.sub(endPoint2);
    const minorAxis = majorAxis;
    const xRadius = endPoint1.distanceTo(endPoint2) / 2;
    const yRadius = halfAxisLength / 2;
    const radiusRatio = yRadius / xRadius;
    ellipse.center = center;
    ellipse.majorAxis = majorAxis;
    ellipse.minorAxis = minorAxis;
    ellipse.radiusRatio = radiusRatio;
    ellipse.startAngle = startAngle;
    ellipse.endAngle = endAngle;
    return ellipse;
  };
  class MxAiDrawEllipse {
    call(param) {
      return __async(this, null, function* () {
        let { endPoint1, endPoint2, halfAxisLength } = param;
        const mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        mxcad$1.newFile();
        const getPoint = new mxcad2.MxCADUiPrPoint();
        const getDist = new mxcad2.MxCADUiPrDist();
        if (endPoint1)
          endPoint1 = parsePoint(endPoint1);
        if (endPoint2)
          endPoint2 = parsePoint(endPoint2);
        if (!endPoint1) {
          getPoint.setMessage("指定椭圆的轴端点1");
          getPoint.setKeyWords("");
          getPoint.setUserDraw((pt, pw) => {
            if (!endPoint2)
              return;
            if (!halfAxisLength)
              return;
            pw.drawMcDbEntity(createEllipse(pt, endPoint2, halfAxisLength, 0, Math.PI * 2));
          });
          endPoint1 = yield getPoint.go();
          if (!endPoint1)
            return;
        }
        if (!endPoint2) {
          getPoint.setMessage("指定椭圆的轴端点2");
          getPoint.setKeyWords("");
          getPoint.setUserDraw((pt, pw) => {
            if (!endPoint1)
              return;
            if (!halfAxisLength)
              return;
            pw.drawMcDbEntity(createEllipse(endPoint1, pt, halfAxisLength, 0, Math.PI * 2));
          });
          endPoint2 = yield getPoint.go();
          if (!endPoint2)
            return;
        }
        if (!halfAxisLength) {
          getDist.setMessage("指定半轴长度");
          getDist.setKeyWords("");
          const center = new mxcad2.McGePoint3d((endPoint1.x + endPoint2.x) / 2, (endPoint2.y + endPoint2.y) / 2);
          getDist.setBasePt(center);
          getDist.setUserDraw((pt, pw) => {
            if (!endPoint1)
              return;
            pw.drawMcDbEntity(createEllipse(endPoint1, endPoint2, center.distanceTo(pt), 0, Math.PI * 2));
          });
          halfAxisLength = yield getDist.go();
          if (!halfAxisLength)
            return;
        }
        const ellipse = createEllipse(endPoint1, endPoint2, halfAxisLength, 0, Math.PI * 2);
        mergeBaseMcDbEntityProps(ellipse, param);
        mxcad$1.drawEntity(ellipse);
      });
    }
    regist_data() {
      return {
        filename: "drawellipse.json",
        name: "draw_ellipse",
        description: "绘制椭圆",
        params: [
          {
            name: "endPoint1",
            description: "椭圆端点1",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "endPoint2",
            description: "椭圆端点2",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "halfAxisLength",
            description: "半轴长度",
            "type": "float",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  class MxAiDrawEllipseArc {
    call(param) {
      return __async(this, null, function* () {
        let { endPoint1, endPoint2, halfAxisLength, startAngle, endAngle } = param;
        const mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        mxcad$1.newFile();
        const getPoint = new mxcad2.MxCADUiPrPoint();
        const getDist = new mxcad2.MxCADUiPrDist();
        if (endPoint1)
          endPoint1 = parsePoint(endPoint1);
        if (endPoint2)
          endPoint2 = parsePoint(endPoint2);
        if (startAngle)
          startAngle = startAngle * (Math.PI / 180);
        if (endAngle)
          endAngle = endAngle * (Math.PI / 180);
        if (!endPoint1) {
          getPoint.setMessage("指定椭圆的轴端点1");
          getPoint.setKeyWords("");
          getPoint.setUserDraw((pt, pw) => {
            if (!endPoint2)
              return;
            if (!halfAxisLength)
              return;
            pw.drawMcDbEntity(createEllipse(pt, endPoint2, halfAxisLength, 0, Math.PI * 2));
          });
          endPoint1 = yield getPoint.go();
          if (!endPoint1)
            return;
        }
        if (!endPoint2) {
          getPoint.setMessage("指定椭圆的轴端点2");
          getPoint.setKeyWords("");
          getPoint.setUserDraw((pt, pw) => {
            if (!endPoint1)
              return;
            if (!halfAxisLength)
              return;
            pw.drawMcDbEntity(createEllipse(endPoint1, pt, halfAxisLength, 0, Math.PI * 2));
          });
          endPoint2 = yield getPoint.go();
          if (!endPoint2)
            return;
        }
        const center = new mxcad2.McGePoint3d((endPoint1.x + endPoint2.x) / 2, (endPoint2.y + endPoint2.y) / 2);
        if (!halfAxisLength) {
          getDist.setMessage("指定半轴长度");
          getDist.setKeyWords("");
          getDist.setBasePt(center);
          getDist.setUserDraw((pt, pw) => {
            if (!endPoint1)
              return;
            pw.drawMcDbEntity(createEllipse(endPoint1, endPoint2, center.distanceTo(pt), 0, Math.PI * 2));
          });
          halfAxisLength = yield getDist.go();
          if (!halfAxisLength)
            return;
        }
        const angle = angleTo(center.x, center.y, endPoint1.x, endPoint1.y);
        if (!startAngle) {
          getDist.setMessage(mxcad2._ML_String("EllipticalArc_startAngle", "指定起点角度"));
          getDist.setKeyWords("");
          getDist.setUserDraw((currentPoint, pWorldDraw) => {
            startAngle = angleTo(center.x, center.y, currentPoint.x, currentPoint.y) - angle - Math.PI;
            pWorldDraw.drawMcDbEntity(createEllipse(endPoint1, endPoint2, halfAxisLength, startAngle, Math.PI * 2));
          });
          const val = yield getDist.go();
          if (!val)
            return;
          if (getDist.getDetailedResult() == mxdraw.DetailedResult.kCoordIn) {
            startAngle = val * (180 / Math.PI);
          }
        }
        if (!endAngle) {
          getDist.setLastInputPoint(center);
          getDist.setMessage(mxcad2._ML_String("EllipticalArc_endAngle", "指定端点角度"));
          getDist.setKeyWords("");
          getDist.setUserDraw((currentPoint, pWorldDraw) => {
            endAngle = angleTo(center.x, center.y, currentPoint.x, currentPoint.y) - angle - Math.PI;
            pWorldDraw.drawMcDbEntity(createEllipse(endPoint1, endPoint2, halfAxisLength, startAngle, endAngle));
          });
          const val1 = yield getDist.go();
          if (!val1)
            return;
          if (getDist.getDetailedResult() === mxdraw.DetailedResult.kCoordIn) {
            endAngle = val1 * (180 / Math.PI);
          }
        }
        const ellipse = createEllipse(endPoint1, endPoint2, halfAxisLength, startAngle, endAngle);
        mergeBaseMcDbEntityProps(ellipse, param);
        mxcad$1.drawEntity(ellipse);
      });
    }
    regist_data() {
      return {
        filename: "drawellipseArc.json",
        name: "draw_ellipse_arc",
        description: "绘制椭圆弧",
        params: [
          {
            name: "endPoint1",
            description: "椭圆弧端点1",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "endPoint2",
            description: "椭圆弧端点2",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "halfAxisLength",
            description: "半轴长度",
            "type": "float",
            "required": true
          },
          {
            name: "startAngle",
            description: "开始角度",
            "type": "float",
            "required": true
          },
          {
            name: "endAngle",
            description: "结束角度",
            "type": "float",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  const init$9 = () => {
    MxAiModule.regist(MxAiDrawEllipse);
    MxAiModule.regist(MxAiDrawEllipseArc);
  };
  const _WallLine = class _WallLine {
    constructor(start, end, width = 50) {
      this.width = 50;
      this.isDraw = false;
      this.update(start, end, width);
    }
    update(start, end, width = this.width) {
      let dirVector = start.clone().sub(end).normalize();
      dirVector = new mxcad2.McGeVector3d(-dirVector.y, dirVector.x, 0).mult(width / 2);
      const negateDirVector = dirVector.clone().negate();
      this.outsidePoints = [start.clone().addvec(dirVector), end.clone().addvec(dirVector)];
      this.insidePoints = [start.clone().addvec(negateDirVector), end.clone().addvec(negateDirVector)];
      this.width = width;
      this.startPoint = start.clone();
      this.endPoint = end.clone();
      if (!this.outsideLine) {
        this.outsideLine = new mxcad2.McDbLine(this.outsidePoints[0], this.outsidePoints[1]);
      } else {
        this.outsideLine.startPoint = this.outsidePoints[0];
        this.outsideLine.endPoint = this.outsidePoints[1];
      }
      if (!this.insideLine) {
        this.insideLine = new mxcad2.McDbLine(this.insidePoints[0], this.insidePoints[1]);
      } else {
        this.insideLine.startPoint = this.insidePoints[0];
        this.insideLine.endPoint = this.insidePoints[1];
      }
      if (!this.startClosedLine) {
        this.startClosedLine = new mxcad2.McDbLine(this.outsidePoints[0], this.insidePoints[0]);
      } else {
        this.startClosedLine.startPoint = this.outsidePoints[0];
        this.startClosedLine.endPoint = this.insidePoints[0];
      }
      if (!this.endClosedLine) {
        this.endClosedLine = new mxcad2.McDbLine(this.outsidePoints[1], this.insidePoints[1]);
      } else {
        this.endClosedLine.startPoint = this.outsidePoints[1];
        this.endClosedLine.endPoint = this.insidePoints[1];
      }
    }
    clone() {
      const line = new _WallLine(this.startPoint, this.endPoint, this.width);
      line.insideLine = this.insideLine.clone();
      line.outsideLine = this.outsideLine.clone();
      return line;
    }
    hiddenStartClosedLine() {
      this.startClosedLine.visible = false;
    }
    hiddenEndClosedLine() {
      this.endClosedLine.visible = false;
    }
    /** 开始点闭合线与比较墙体内线的交点 (开始-内)*/
    getClosedStartLineToDiffWallInsideLineIntersectionPoint(diffLine, is = false) {
      return this.startClosedLine.visible ? findIntersection(diffLine.insideLine.startPoint, diffLine.insideLine.endPoint, this.startClosedLine.startPoint, this.startClosedLine.endPoint, is) : null;
    }
    /** 开始点闭合线与比较墙体外线的交点 (开始-外)*/
    getClosedStartLineToDiffWallOutsideLineIntersectionPoint(diffLine, is = false) {
      return this.startClosedLine.visible ? findIntersection(diffLine.outsideLine.startPoint, diffLine.outsideLine.endPoint, this.startClosedLine.startPoint, this.startClosedLine.endPoint, is) : null;
    }
    /** 结束点闭合线与比较墙体内线的交点 (结束-内)*/
    getClosedEndLineToDiffWallInsideLineIntersectionPoint(diffLine, is = false) {
      return this.endClosedLine.visible ? findIntersection(diffLine.insideLine.startPoint, diffLine.insideLine.endPoint, this.endClosedLine.startPoint, this.endClosedLine.endPoint, is) : null;
    }
    /** 开始点闭合线与比较墙体外线的交点 (结束-外)*/
    getClosedEndLineToDiffWallOutsideLineIntersectionPoint(diffLine, is = false) {
      return this.endClosedLine.visible ? findIntersection(diffLine.outsideLine.startPoint, diffLine.outsideLine.endPoint, this.endClosedLine.startPoint, this.endClosedLine.endPoint, is) : null;
    }
    /** 内线与比较墙体的内线交点 (内-内)*/
    getInsideToDiffInsideIntersectionPoint(diffLine, is = false) {
      return findIntersection(diffLine.insideLine.startPoint, diffLine.insideLine.endPoint, this.insideLine.startPoint, this.insideLine.endPoint, is);
    }
    /** 外线与比较墙体的外线交点 (外-外)*/
    getOutsideToDiffOutsideIntersectionPoint(diffLine, is = false) {
      return findIntersection(diffLine.outsideLine.startPoint, diffLine.outsideLine.endPoint, this.outsideLine.startPoint, this.outsideLine.endPoint, is);
    }
    /** 内线与比较墙体的外线交点 (内-外)*/
    getInsideToDiffOutsideIntersectionPoint(diffLine, is = false) {
      return findIntersection(diffLine.outsideLine.startPoint, diffLine.outsideLine.endPoint, this.insideLine.startPoint, this.insideLine.endPoint, is);
    }
    /** 外线与比较墙体的内线交点 (外-内)*/
    getOutsideToDiffInsideIntersectionPoint(diffLine, is = false) {
      return findIntersection(diffLine.insideLine.startPoint, diffLine.insideLine.endPoint, this.outsideLine.startPoint, this.outsideLine.endPoint, is);
    }
    /** 开始闭合线与比较墙体开始闭合线交点 (开始-开始)*/
    getClosedStartLineToDiffLineClosedStartLineIntersectionPoint(diffLine, is = false) {
      return this.startClosedLine.visible ? findIntersection(diffLine.startClosedLine.startPoint, diffLine.startClosedLine.endPoint, this.startClosedLine.startPoint, this.startClosedLine.endPoint, is) : null;
    }
    /** 开始闭合线与比较墙体结束闭合线交点 (开始-结束)*/
    getClosedStartLineToDiffLineClosedEndLineIntersectionPoint(diffLine, is = false) {
      return this.startClosedLine.visible ? findIntersection(diffLine.endClosedLine.startPoint, diffLine.endClosedLine.endPoint, this.startClosedLine.startPoint, this.startClosedLine.endPoint, is) : null;
    }
    /** 结束点闭合线与比较墙体开始闭合线交点 (结束-开始)*/
    getClosedEndLineToDiffLineClosedStartLineIntersectionPoint(diffLine, is = false) {
      return this.endClosedLine.visible ? findIntersection(diffLine.startClosedLine.startPoint, diffLine.startClosedLine.endPoint, this.endClosedLine.startPoint, this.endClosedLine.endPoint, is) : null;
    }
    /** 结束点闭合线与比较墙体结束点闭合线交点 (结束-结束)*/
    getClosedEndLineToDiffLineClosedEndLineIntersectionPoint(diffLine, is = false) {
      return this.endClosedLine.visible ? findIntersection(diffLine.endClosedLine.startPoint, diffLine.endClosedLine.endPoint, this.endClosedLine.startPoint, this.endClosedLine.endPoint, is) : null;
    }
    // 是否拐角
    isCorner(diffLine) {
      const v = diffLine.startPoint.sub(diffLine.endPoint).normalize();
      const v1 = v.clone().mult(diffLine.width);
      const v2 = v.clone().mult(-diffLine.width);
      const pt1 = diffLine.insideLine.startPoint.clone().addvec(v1);
      const pt2 = diffLine.insideLine.startPoint.clone().addvec(v2);
      const pt3 = diffLine.outsideLine.startPoint.clone().addvec(v2);
      const pt4 = diffLine.outsideLine.startPoint.clone().addvec(v1);
      const pt5 = diffLine.insideLine.endPoint.clone().addvec(v1);
      const pt6 = diffLine.insideLine.endPoint.clone().addvec(v2);
      const pt7 = diffLine.outsideLine.endPoint.clone().addvec(v2);
      const pt8 = diffLine.outsideLine.endPoint.clone().addvec(v1);
      const start = insidePolygon([pt1, pt2, pt3, pt4], this.startPoint);
      const end = insidePolygon([pt1, pt2, pt3, pt4], this.endPoint);
      const start1 = insidePolygon([pt5, pt6, pt7, pt8], this.startPoint);
      const end1 = insidePolygon([pt5, pt6, pt7, pt8], this.endPoint);
      return [{
        start,
        end
      }, {
        start: start1,
        end: end1
      }];
    }
    // 处理拐角
    handlingCorners(diffLine) {
      const [startCorner, endCorner] = this.isCorner(diffLine);
      if (endCorner.start) {
        this.outsideLine.startPoint = diffLine.outsideLine.endPoint = this.getOutsideToDiffOutsideIntersectionPoint(diffLine, true);
        this.insideLine.startPoint = diffLine.insideLine.endPoint = this.getInsideToDiffInsideIntersectionPoint(diffLine, true);
        this.hiddenStartClosedLine();
        diffLine.hiddenEndClosedLine();
        return;
      } else if (endCorner.end) {
        this.outsideLine.endPoint = diffLine.insideLine.endPoint = this.getOutsideToDiffInsideIntersectionPoint(diffLine, true);
        this.insideLine.endPoint = diffLine.outsideLine.endPoint = this.getInsideToDiffOutsideIntersectionPoint(diffLine, true);
        this.hiddenEndClosedLine();
        diffLine.hiddenEndClosedLine();
        return;
      } else if (startCorner.start) {
        this.insideLine.startPoint = diffLine.outsideLine.startPoint = this.getInsideToDiffOutsideIntersectionPoint(diffLine, true);
        this.outsideLine.startPoint = diffLine.insideLine.startPoint = this.getOutsideToDiffInsideIntersectionPoint(diffLine, true);
        this.hiddenStartClosedLine();
        diffLine.hiddenStartClosedLine();
        return;
      } else if (startCorner.end) {
        this.outsideLine.endPoint = diffLine.outsideLine.startPoint = this.getOutsideToDiffOutsideIntersectionPoint(diffLine, true);
        this.insideLine.endPoint = diffLine.insideLine.startPoint = this.getInsideToDiffInsideIntersectionPoint(diffLine, true);
        this.hiddenEndClosedLine();
        diffLine.hiddenStartClosedLine();
        return;
      }
    }
    // 交集处理
    processingIntersection() {
      const diffUpdate = [];
      _WallLine.lines.forEach((diffLine) => {
        const point = this.getInsideToDiffInsideIntersectionPoint(diffLine);
        const point1 = this.getInsideToDiffOutsideIntersectionPoint(diffLine);
        const point2 = this.getOutsideToDiffOutsideIntersectionPoint(diffLine);
        const point3 = this.getOutsideToDiffInsideIntersectionPoint(diffLine);
        if (point || point1 || point2 || point3) {
          diffUpdate.push({
            diffLine,
            intersectionPoints: [point, point1, point2, point3]
          });
        }
      });
      diffUpdate.forEach(({ diffLine, intersectionPoints }) => {
        const [startCorner, endCorner] = this.isCorner(diffLine);
        startCorner.end || startCorner.start || endCorner.start || endCorner.start;
        const [ii, io, oo, oi] = intersectionPoints;
        const points = [diffLine.insideLine.startPoint, diffLine.insideLine.endPoint, diffLine.outsideLine.endPoint, diffLine.outsideLine.startPoint];
        insidePolygon(points, this.startPoint);
        insidePolygon(points, this.endPoint);
        if (ii && io && oo && oi) {
          const point = findIntersection(this.startPoint, this.endPoint, diffLine.startPoint, diffLine.endPoint);
          const wall1 = new _WallLine(this.startPoint, point, this.width);
          const wall2 = new _WallLine(point, this.endPoint, this.width);
          const diffWall1 = new _WallLine(diffLine.startPoint, point, diffLine.width);
          const diffWall2 = new _WallLine(point, diffLine.endPoint, diffLine.width);
          wall1.insideLine.startPoint = this.insideLine.startPoint;
          wall1.outsideLine.startPoint = this.outsideLine.startPoint;
          wall2.insideLine.endPoint = this.insideLine.endPoint;
          wall2.outsideLine.endPoint = this.outsideLine.endPoint;
          diffLine.remove();
          this.remove();
          wall1.draw();
          wall2.draw();
          diffWall1.draw();
          diffWall2.draw();
        } else if (oo && io || ii && oi) {
          const point = findIntersection(this.startPoint, this.endPoint, diffLine.startPoint, diffLine.endPoint, true);
          const wall1 = new _WallLine(diffLine.startPoint, point, diffLine.width);
          wall1.hiddenEndClosedLine();
          const wall2 = new _WallLine(point, diffLine.endPoint, diffLine.width);
          wall2.hiddenStartClosedLine();
          diffLine.remove();
          wall1.draw();
          wall2.draw();
        } else {
          if (diffUpdate.length === 1)
            return this.handlingCorners(diffLine);
          if (endCorner.start) {
            console.log("endCorner.start");
            if (oo) {
              diffLine.outsideLine.endPoint = this.outsideLine.startPoint = oo;
            }
            if (ii) {
              diffLine.insideLine.endPoint = this.insideLine.startPoint = ii;
            }
            this.hiddenStartClosedLine();
            diffLine.hiddenEndClosedLine();
          } else if (endCorner.end) {
            console.log("endCorner.end");
            if (oi) {
              diffLine.insideLine.endPoint = this.outsideLine.endPoint = oi;
            }
            if (io) {
              diffLine.outsideLine.endPoint = this.insideLine.endPoint = io;
            }
            this.hiddenEndClosedLine();
            diffLine.hiddenEndClosedLine();
          } else if (startCorner.start) {
            console.log("startCorner.start");
            if (io) {
              diffLine.outsideLine.startPoint = this.insideLine.startPoint = io;
            }
            if (oi) {
              diffLine.insideLine.startPoint = this.outsideLine.startPoint = oi;
            }
            diffLine.hiddenStartClosedLine();
            this.hiddenStartClosedLine();
          } else if (startCorner.end) {
            console.log("startCorner.end");
            if (oo) {
              diffLine.outsideLine.startPoint = this.outsideLine.endPoint = oo;
            }
            if (ii) {
              diffLine.insideLine.startPoint = this.insideLine.endPoint = ii;
            }
            diffLine.hiddenStartClosedLine();
            this.hiddenEndClosedLine();
          }
        }
      });
    }
    draw(isIntersection = true) {
      if (this.isDraw)
        return;
      const mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      if (this.outsideLine) {
        this.outsideLine.erase();
      }
      if (this.insideLine) {
        this.insideLine.erase();
      }
      if (!mxcad$1)
        return;
      this.outsideLine.trueColor = new mxcad2.McCmColor(255, 0, 0);
      this.outsideId = mxcad$1.drawEntity(this.outsideLine);
      this.insideLine.trueColor = new mxcad2.McCmColor(0, 255, 255);
      this.insideId = mxcad$1.drawEntity(this.insideLine);
      const outsideLine = this.outsideId.getMcDbEntity();
      if (outsideLine)
        this.outsideLine = outsideLine;
      const insideLine = this.insideId.getMcDbEntity();
      if (insideLine)
        this.insideLine = insideLine;
      this.startClosedId = mxcad$1.drawEntity(this.startClosedLine);
      this.endClosedId = mxcad$1.drawEntity(this.endClosedLine);
      const startClosedLine = this.startClosedId.getMcDbEntity();
      if (startClosedLine)
        this.startClosedLine = startClosedLine;
      const endClosedLine = this.endClosedId.getMcDbEntity();
      if (endClosedLine)
        this.endClosedLine = endClosedLine;
      mxcad$1.updateDisplay();
      _WallLine.lines.add(this);
      this.isDraw = true;
      if (isIntersection)
        this.processingIntersection();
    }
    remove() {
      this.endClosedId && this.endClosedId.erase();
      this.startClosedId && this.startClosedId.erase();
      this.insideId && this.insideId.erase();
      this.outsideId && this.outsideId.erase();
      _WallLine.lines.delete(this);
    }
  };
  _WallLine.lines = /* @__PURE__ */ new Set();
  let WallLine = _WallLine;
  class Wall {
    call(param) {
      if (param && param.points) {
        let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        const points = parseParamPoints(param.points);
        if (points.length < 2)
          return;
        points.forEach((point, index) => {
          const nextLine = points[index + 1];
          if (!nextLine)
            return;
          const wall = new WallLine(point, nextLine, param.width);
          wall.draw();
        });
        mxcad$1.updateDisplay();
      }
    }
    regist_data() {
      return {
        filename: "drawWall.json",
        name: "drawWall",
        description: "根据坐标点合集绘制墙",
        params: [
          {
            name: "points",
            description: "绘制墙的坐标点",
            "type": "str",
            "required": true
          },
          {
            name: "width",
            description: "绘制墙的宽度",
            "type": "float",
            "required": false
          },
          ...baseParams
        ]
      };
    }
  }
  setTimeout(() => {
    let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
    mxcad$1.insertBlock(new URL("data:application/octet-stream;base64,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", self.location).href, "树");
  }, 2e3);
  class Bock {
    call(param) {
      return __async(this, null, function* () {
        let mxcad$1 = mxcad2.MxCpp.App.getCurrentMxCAD();
        if (param.name) {
          const table = mxcad$1.getDatabase().getBlockTable();
          const blkrecId = table.get(param.name);
          if (!blkrecId)
            return;
          if (!blkrecId.isValid())
            return;
          let blkRef = new mxcad2.McDbBlockReference();
          blkRef.blockTableRecordId = blkrecId;
          let box = blkRef.getBoundingBox();
          let oldScale = 0;
          if (box.ret) {
            let dLen = box.maxPt.distanceTo(box.minPt);
            if (dLen > 1e-5) {
              oldScale = mxcad$1.getMxDrawObject().screenCoordLong2Doc(100) / dLen;
              blkRef.setScale(oldScale);
            }
          }
          blkRef.position = new mxcad2.McGePoint3d(param.pos[0], param.pos[1]);
          mxcad$1.drawEntity(blkRef);
          mxcad$1.updateDisplay();
        }
      });
    }
    regist_data() {
      return {
        filename: "insertBock.json",
        name: "insertBock",
        description: "放置插入某个物品",
        params: [
          {
            name: "name",
            description: "要放置插入的物品名称",
            "type": "str",
            "required": true
          },
          {
            name: "pos",
            description: "要放置插入物品的位置",
            "type": "tuple[float, float]",
            "required": true
          }
        ]
      };
    }
  }
  function init$8() {
    MxAiModule.regist(Wall);
    MxAiModule.regist(Bock);
  }
  class MxAiDrawText {
    call(param) {
      return __async(this, null, function* () {
        let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
        console.log(param);
        mxcad$1.newFile();
        let objId;
        const isMText = typeof param.isMText === "undefined" ? false : param.isMText;
        const createMText = () => {
          const mText = new mxcad2.McDbMText();
          mText.textHeight = param.textSize || 100;
          mText.location = param.textPos || new mxcad2.McGePoint3d();
          mText.contents = param.textString || "";
          return mText;
        };
        const createText = () => {
          const text = new mxcad2.McDbText();
          text.height = param.textSize || 100;
          text.textString = param.textString || "";
          text.position = param.textPos || new mxcad2.McGePoint3d();
          return text;
        };
        if (!param.textString) {
          const getStr = new mxcad2.MxCADUiPrString();
          getStr.setMessage("请输入文字");
          const text = yield getStr.go();
          if (!text)
            return;
          param.textString = text;
        }
        if (!param.textPos) {
          const getPoint = new mxcad2.MxCADUiPrPoint();
          getPoint.clearLastInputPoint();
          getPoint.setMessage("请指定文字位置");
          const point = yield getPoint.go();
          getPoint.setUserDraw((pt, pw) => {
            param.textPos = pt;
            if (isMText) {
              const mText = createMText();
              pw.drawMcDbEntity(mText);
            } else {
              const text = createText();
              pw.drawMcDbEntity(text);
            }
          });
          if (!point)
            return;
          param.textPos = point;
        } else {
          param.textPos = parsePoint(param.textPos);
        }
        if (!param.textSize) {
          const getDist = new mxcad2.MxCADUiPrPoint();
          getDist.clearLastInputPoint();
          getDist.setMessage("通过线段长度确定文字高度");
          const point = yield getDist.go();
          if (point) {
            getDist.setUserDraw((pt, pw) => {
              param.textSize = point.distanceTo(pt);
              if (isMText) {
                const mText = createMText();
                pw.drawMcDbEntity(mText);
              } else {
                const text = createText();
                pw.drawMcDbEntity(text);
              }
            });
            const point1 = yield getDist.go();
            if (point1) {
              param.textSize = point1.distanceTo(point);
            }
          }
        }
        if (isMText) {
          const mText = createMText();
          objId = mxcad$1.drawEntity(mText);
        } else {
          const text = createText();
          objId = mxcad$1.drawEntity(text);
        }
        mergeBaseMcDbEntityProps(objId.getMcDbEntity(), param);
        mxcad$1.updateDisplay();
      });
    }
    regist_data() {
      return {
        filename: "drawText.json",
        name: "draw_text",
        description: "绘制或者插入文字或者多行文字(文本)",
        params: [
          {
            name: "isMText",
            description: "绘制的文字是否为多行文字",
            "type": "boolean",
            "required": true
          },
          {
            name: "textString",
            description: "绘制的文字的内容",
            "type": "str",
            "required": true
          },
          {
            name: "textPos",
            description: "绘制的文字的位置",
            "type": "tuple[float, float]",
            "required": true
          },
          {
            name: "textSize",
            description: "绘制的文字的高度",
            "type": "float",
            "required": true
          },
          ...baseParams
        ]
      };
    }
  }
  function init$7() {
    MxAiModule.regist(MxAiDrawText);
  }
  class MxAiWithdrawAndRestore {
    call(param) {
      console.log(param);
      if (param.isWithdraw) {
        if (typeof param.withdrawNum !== "number")
          param.withdrawNum = 1;
        for (let index = 0; index < param.withdrawNum; index++) {
          mxdraw.MxFun.sendStringToExecute("Mx_Undo");
        }
      }
      if (param.isRestore) {
        if (typeof param.restoreNum !== "number")
          param.restoreNum = 1;
        for (let index = 0; index < param.restoreNum; index++) {
          mxdraw.MxFun.sendStringToExecute("Mx_Redo");
        }
      }
    }
    regist_data() {
      return {
        filename: "call_withdraw_restore.json",
        name: "call_withdraw_restore",
        description: "撤回撤销和恢复",
        params: [
          {
            name: "isWithdraw",
            description: "是否要撤回或撤销",
            "type": "boolean",
            "required": true
          },
          {
            name: "isRestore",
            description: "是否要恢复",
            "type": "boolean",
            "required": true
          },
          {
            name: "withdrawNum",
            description: "撤回撤销(上)几步",
            "type": "int",
            "required": false
          },
          {
            name: "restoreNum",
            description: "恢复(前)几步",
            "type": "int",
            "required": false
          }
        ]
      };
    }
  }
  function init$6() {
    MxAiModule.regist(MxAiWithdrawAndRestore);
  }
  class MxAiModuleType {
    constructor() {
      this.aryRegData = [];
    }
    regist(type) {
      let fun = new type();
      let regdata = fun.regist_data();
      mxcad2.MxCpp.Ai.addFunction(regdata.name, fun.call);
      this.aryRegData.push(regdata);
    }
    regist_server(operation_code) {
      this.aryRegData.forEach((val) => {
        val.operation_code = operation_code;
        mxcad2.MxCpp.Ai.registTool(val);
      });
      mxcad2.MxCpp.Ai.reloadTools({ operation_code });
    }
  }
  let MxAiModule = new MxAiModuleType();
  function Mx_Ai() {
    return __async(this, null, function* () {
      let getString = new mxcad2.MxCADUiPrString();
      getString.setMessage("\n human:");
      let str = yield getString.go();
      if (!str)
        return;
      mxcad2.MxCpp.Ai.chat_tool(str);
    });
  }
  function Mx_AiRegistServer() {
    return __async(this, null, function* () {
      let getString = new mxcad2.MxCADUiPrString();
      getString.setMessage("\n 输入 server_operate_code:");
      let str = yield getString.go();
      if (!str)
        return;
      MxAiModule.regist_server(str);
    });
  }
  function init$5() {
    mxdraw.MxFun.addCommand("Mx_Ai", Mx_Ai);
    mxdraw.MxFun.addCommand("Mx_AiRegistServer", Mx_AiRegistServer);
    init$e();
    init$d();
    init$c();
    init$b();
    init$9();
    init$8();
    init$7();
    init$6();
    init$a();
  }
  function FindBlock(pt, blks) {
    let dSearch = 40;
    let filter = new mxcad2.MxCADResbuf();
    filter.AddString("电杆层", 0);
    filter.AddString("INSERT", 5020);
    let ss = new mxcad2.MxCADSelectionSet();
    ss.crossingSelect(pt.x - dSearch, pt.y - dSearch, pt.x + dSearch, pt.y + dSearch, filter);
    let aryFind = [];
    ss.forEach((id) => {
      let ent = id.getMcDbEntity();
      if (ent) {
        let blkRef = ent;
        if (blks[blkRef.getObjectID().id]) {
          aryFind.push({ dist: blkRef.position.distanceTo(pt), blk: blks[blkRef.getObjectID().id] });
        }
      }
    });
    if (aryFind.length == 0)
      return void 0;
    aryFind.sort((a, b) => {
      return a.dist - b.dist;
    });
    if (aryFind[0].dist < dSearch) {
      return aryFind[0].blk;
    }
    return false;
  }
  function FindLine(key, blks, lines) {
    let blkdata = blks[key];
    let blkref = blkdata.ref;
    let dSearch = 40;
    let filter = new mxcad2.MxCADResbuf();
    filter.AddString("0", 0);
    filter.AddString("LINE", 5020);
    let ss = new mxcad2.MxCADSelectionSet();
    ss.crossingSelect(blkref.position.x - dSearch, blkref.position.y - dSearch, blkref.position.x + dSearch, blkref.position.y + dSearch, filter);
    ss.forEach((id) => {
      let ent = id.getMcDbEntity();
      if (ent) {
        let line = ent;
        let nexPoint = line.endPoint;
        let dist = line.startPoint.distanceTo(blkref.position);
        if (dist > line.endPoint.distanceTo(blkref.position)) {
          dist = line.endPoint.distanceTo(blkref.position);
          nexPoint = line.startPoint;
        }
        if (dist < dSearch) {
          if (!line[line.getObjectID().id]) {
            let nexBlk = FindBlock(nexPoint, blks);
            if (nexBlk) {
              lines[line.getObjectID().id] = { tag1: blkdata.tag, tag2: nexBlk.tag, handle: line.getHandle() };
            }
          }
        }
      }
    });
  }
  function MxTest_UserGetData() {
    return __async(this, null, function* () {
      let ss = new mxcad2.MxCADSelectionSet();
      let filter = new mxcad2.MxCADResbuf();
      filter.AddString("电杆层", 0);
      filter.AddString("INSERT", 5020);
      ss.allSelect(filter);
      let blks = {};
      ss.forEach((id) => {
        let ent = id.getMcDbEntity();
        if (ent) {
          let blkRef = ent;
          let aryId = blkRef.getAllAttribute();
          let obj = {};
          aryId.forEach((id2) => {
            let attribt = id2.getMcDbEntity();
            if (attribt.tag == "杆号") {
              obj.tag = attribt.textString;
            }
          });
          if (obj.tag) {
            obj.handle = blkRef.getHandle();
            blks[id.id] = { ref: blkRef, tag: obj.tag };
            console.log(obj);
          }
        }
      });
      let lines = {};
      Object.keys(blks).forEach((key) => {
        FindLine(key, blks, lines);
      });
      Object.keys(lines).forEach((key) => {
        console.log(lines[key]);
      });
    });
  }
  function init$4() {
    mxdraw.MxFun.addCommand("MxTest_UserGetData", MxTest_UserGetData);
  }
  function init$3() {
    init$4();
  }
  class McDbGisEntity extends mxcad2.McDbCustomEntity {
    create(imp) {
      throw new Error("Method not implemented.");
    }
    getTypeName() {
      throw new Error("Method not implemented.");
    }
    dwgInFields(filter) {
      throw new Error("Method not implemented.");
    }
    dwgOutFields(filter) {
      throw new Error("Method not implemented.");
    }
    worldDraw(draw) {
      throw new Error("Method not implemented.");
    }
  }
  class McDbGisPoint extends McDbGisEntity {
    constructor(imp) {
      super(imp);
      this.pt = new mxcad2.McGePoint3d();
    }
    create(imp) {
      return new McDbGisPoint(imp);
    }
    getTypeName() {
      return "McDbGisPoint";
    }
    dwgInFields(filter) {
      this.pt = filter.readPoint("pt").val;
      return true;
    }
    dwgOutFields(filter) {
      filter.writePoint("pt", this.pt);
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      if (iIndex == 0) {
        this.pt.x += dXOffset;
        this.pt.y += dYOffset;
        this.pt.z += dZOffset;
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      ret.append(this.pt);
      return ret;
    }
    worldDraw(draw) {
      draw.drawEntity(new mxcad2.McDbPoint(this.pt));
    }
    //
    setPoint(pt) {
      this.assertWrite();
      this.pt = pt.clone();
    }
    getPoint() {
      return this.pt;
    }
  }
  class McDbGisMultiPoint extends McDbGisEntity {
    constructor(imp) {
      super(imp);
      this.pts = [];
    }
    create(imp) {
      return new McDbGisMultiPoint(imp);
    }
    getTypeName() {
      return "McDbGisMultiPoint";
    }
    dwgInFields(filter) {
      this.pts = filter.readPoints("pts").val;
      return true;
    }
    dwgOutFields(filter) {
      filter.writePoints("pts", this.pts);
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      if (iIndex >= 0 && iIndex < this.pts.length) {
        this.pts[iIndex].x += dXOffset;
        this.pts[iIndex].y += dYOffset;
        this.pts[iIndex].z += dZOffset;
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      this.pts.forEach((val) => {
        ret.append(val);
      });
      return ret;
    }
    worldDraw(draw) {
      this.pts.forEach((val) => {
        draw.drawEntity(new mxcad2.McDbPoint(val));
      });
    }
    //
    setPoint(index, pt) {
      this.assertWrite();
      if (index >= 0 && index < this.pts.length) {
        this.pts[index] = pt.clone();
      }
    }
    getPoint(index) {
      if (index >= 0 && index < this.pts.length) {
        return this.pts[index];
      } else {
        return new mxcad2.McGePoint3d();
      }
    }
    addPoint(pt) {
      this.pts.push(pt.clone());
    }
    removeAllPoint() {
      this.pts = [];
    }
    getPointCount() {
      return this.pts.length;
    }
  }
  class McDbGisLineString extends McDbGisEntity {
    constructor(imp) {
      super(imp);
      this.pts = [];
    }
    create(imp) {
      return new McDbGisLineString(imp);
    }
    getTypeName() {
      return "McDbGisLineString";
    }
    dwgInFields(filter) {
      this.pts = filter.readPoints("pts").val;
      return true;
    }
    dwgOutFields(filter) {
      filter.writePoints("pts", this.pts);
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      if (iIndex >= 0 && iIndex < this.pts.length) {
        this.pts[iIndex].x += dXOffset;
        this.pts[iIndex].y += dYOffset;
        this.pts[iIndex].z += dZOffset;
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      this.pts.forEach((val) => {
        ret.append(val);
      });
      return ret;
    }
    worldDraw(draw) {
      let pl = new mxcad2.McDbPolyline();
      this.pts.forEach((val) => {
        pl.addVertexAt(val);
      });
      draw.drawEntity(pl);
    }
    //
    setPoint(index, pt) {
      this.assertWrite();
      if (index >= 0 && index < this.pts.length) {
        this.pts[index] = pt.clone();
      }
    }
    getPoint(index) {
      if (index >= 0 && index < this.pts.length) {
        return this.pts[index];
      } else {
        return new mxcad2.McGePoint3d();
      }
    }
    addPoint(pt) {
      this.pts.push(pt.clone());
    }
    removeAllPoint() {
      this.pts = [];
    }
    getPointCount() {
      return this.pts.length;
    }
  }
  class McDbGisMultiLineString extends McDbGisEntity {
    constructor(imp) {
      super(imp);
      this.ptss = [];
    }
    create(imp) {
      return new McDbGisMultiLineString(imp);
    }
    getTypeName() {
      return "McDbGisMultiLineString";
    }
    dwgInFields(filter) {
      this.ptss = [];
      let ptss_n = filter.readLong("ptss_n");
      for (let i2 = 0; i2 < ptss_n.val; i2++) {
        let pts = filter.readPoints("ptss_" + i2);
        if (pts.ret) {
          this.ptss.push(pts.val);
        }
      }
      return true;
    }
    dwgOutFields(filter) {
      filter.writeLong("ptss_n", this.ptss.length);
      this.ptss.forEach((pts, index) => {
        filter.writePoints("ptss_" + index, pts);
      });
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      let iCount = 0;
      for (let i2 = 0; i2 < this.ptss.length; i2++) {
        let pts = this.ptss[i2];
        for (let j = 0; j < pts.length; j++) {
          if (iCount == iIndex) {
            this.ptss[i2][j].x += dXOffset;
            this.ptss[i2][j].y += dYOffset;
            this.ptss[i2][j].z += dZOffset;
            i2 = this.ptss.length;
            break;
          }
          iCount++;
        }
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      this.ptss.forEach((pts) => {
        pts.forEach((pt) => {
          ret.append(pt);
        });
      });
      return ret;
    }
    worldDraw(draw) {
      for (let i2 = 0; i2 < this.ptss.length; i2++) {
        let pts = this.ptss[i2];
        let pl = new mxcad2.McDbPolyline();
        pts.forEach((val) => {
          pl.addVertexAt(val);
        });
        draw.drawEntity(pl);
      }
    }
    addPoints(pts) {
      this.ptss.push(pts);
    }
    removeAllPoint() {
      this.ptss = [];
    }
    getPointsCount() {
      return this.ptss.length;
    }
    getPoints(index) {
      if (index >= 0 && index < this.ptss.length) {
        return this.ptss[index];
      } else {
        return [];
      }
    }
  }
  class McDbGisPolygon extends McDbGisEntity {
    constructor(imp) {
      super(imp);
      this.ptss = [];
    }
    create(imp) {
      return new McDbGisPolygon(imp);
    }
    getTypeName() {
      return "McDbGisPolygon";
    }
    dwgInFields(filter) {
      this.ptss = [];
      let ptss_n = filter.readLong("ptss_n");
      for (let i2 = 0; i2 < ptss_n.val; i2++) {
        let pts = filter.readPoints("ptss_" + i2);
        if (pts.ret) {
          this.ptss.push(pts.val);
        }
      }
      return true;
    }
    dwgOutFields(filter) {
      filter.writeLong("ptss_n", this.ptss.length);
      this.ptss.forEach((pts, index) => {
        filter.writePoints("ptss_" + index, pts);
      });
      return true;
    }
    moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset) {
      this.assertWrite();
      let iCount = 0;
      for (let i2 = 0; i2 < this.ptss.length; i2++) {
        let pts = this.ptss[i2];
        for (let j = 0; j < pts.length; j++) {
          if (iCount == iIndex) {
            this.ptss[i2][j].x += dXOffset;
            this.ptss[i2][j].y += dYOffset;
            this.ptss[i2][j].z += dZOffset;
            i2 = this.ptss.length;
            break;
          }
          iCount++;
        }
      }
    }
    getGripPoints() {
      let ret = new mxcad2.McGePoint3dArray();
      this.ptss.forEach((pts) => {
        pts.forEach((pt) => {
          ret.append(pt);
        });
      });
      return ret;
    }
    worldDraw(draw) {
      let solid = new mxcad2.McDbHatch();
      for (let i2 = 0; i2 < this.ptss.length; i2++) {
        let pts = this.ptss[i2];
        if (pts.length > 2) {
          solid.appendLoop(new mxcad2.McGePoint3dArray(pts));
        }
      }
      if (solid.numLoops > 0) {
        draw.drawEntity(solid);
      }
    }
    addPoints(pts) {
      this.ptss.push(pts);
    }
    removeAllPoint() {
      this.ptss = [];
    }
    getPointsCount() {
      return this.ptss.length;
    }
    getPoints(index) {
      if (index >= 0 && index < this.ptss.length) {
        return this.ptss[index];
      } else {
        return [];
      }
    }
  }
  function MxGis_DrawPoint() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("点取一个点坐标");
      let pt = yield getPoint.go();
      if (pt) {
        let point = new McDbGisPoint();
        point.setPoint(pt);
        mxcad$1.drawEntity(point);
      }
    });
  }
  function MxGis_DrawMultiPoint() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("点取一个点坐标");
      let points = new McDbGisMultiPoint();
      let aryTmpEntityId = [];
      while (true) {
        getPoint.clearLastInputPoint();
        getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
        let pt = yield getPoint.go();
        if (pt) {
          points.addPoint(pt);
          let point = new mxcad2.McDbPoint(pt);
          aryTmpEntityId.push(mxcad$1.drawEntity(point));
        } else {
          break;
        }
      }
      if (points.getPointCount() > 0) {
        mxcad$1.drawEntity(points);
      }
      aryTmpEntityId.forEach((id) => {
        id.erase();
      });
    });
  }
  function MxGis_DrawLineString() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("点取一个点坐标");
      let lines = new McDbGisLineString();
      let aryTmpEntityId = [];
      let prvPoint = void 0;
      while (true) {
        if (prvPoint) {
          getPoint.setBasePt(prvPoint);
          getPoint.setUseBasePt(true);
        }
        getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
        let pt = yield getPoint.go();
        if (pt) {
          lines.addPoint(pt);
          if (prvPoint) {
            let line = new mxcad2.McDbLine();
            line.startPoint = prvPoint;
            line.endPoint = pt;
            aryTmpEntityId.push(mxcad$1.drawEntity(line));
          }
          prvPoint = pt;
        } else {
          break;
        }
      }
      if (lines.getPointCount() > 1) {
        mxcad$1.drawEntity(lines);
      }
      aryTmpEntityId.forEach((id) => {
        id.erase();
      });
    });
  }
  function MxGis_DrawMultiLineString() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("点取一个点坐标");
      getPoint.setKeyWords("[下一段线(N)]");
      let lines = new McDbGisMultiLineString();
      let pts = [];
      let aryTmpEntityId = [];
      let prvPoint = void 0;
      while (true) {
        if (prvPoint) {
          getPoint.setBasePt(prvPoint);
        } else {
          getPoint.setUseBasePt(false);
        }
        getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
        let pt = yield getPoint.go();
        if (getPoint.isKeyWordPicked("N")) {
          if (pts.length > 1) {
            lines.addPoints(pts);
          }
          pts = [];
          prvPoint = void 0;
        } else {
          if (pt) {
            pts.push(pt);
            if (prvPoint) {
              let line = new mxcad2.McDbLine();
              line.startPoint = prvPoint;
              line.endPoint = pt;
              aryTmpEntityId.push(mxcad$1.drawEntity(line));
            }
            prvPoint = pt;
          } else {
            break;
          }
        }
      }
      if (pts.length > 1) {
        lines.addPoints(pts);
      }
      if (lines.getPointsCount() > 0) {
        mxcad$1.drawEntity(lines);
      }
      aryTmpEntityId.forEach((id) => {
        id.erase();
      });
    });
  }
  function MxGis_DrawPolygon() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("点取一个点坐标");
      let polygon = new McDbGisPolygon();
      let pts = [];
      let aryTmpEntityId = [];
      let prvPoint = void 0;
      while (true) {
        if (prvPoint) {
          getPoint.setBasePt(prvPoint);
        } else {
          getPoint.setUseBasePt(false);
        }
        if (pts.length > 2) {
          getPoint.setKeyWords("[闭合(C)/退出(E)]");
        }
        getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
        let pt = yield getPoint.go();
        if (getPoint.isKeyWordPicked("C")) {
          let line = new mxcad2.McDbLine();
          line.startPoint = pts[0];
          line.endPoint = pts[pts.length - 1];
          aryTmpEntityId.push(mxcad$1.drawEntity(line));
          if (pts.length > 2) {
            polygon.addPoints(pts);
          }
          pts = [];
          prvPoint = void 0;
        } else if (getPoint.isKeyWordPicked("E")) {
          break;
        } else {
          if (pt) {
            pts.push(pt);
            if (prvPoint) {
              let line = new mxcad2.McDbLine();
              line.startPoint = prvPoint;
              line.endPoint = pt;
              aryTmpEntityId.push(mxcad$1.drawEntity(line));
            }
            prvPoint = pt;
          } else {
            break;
          }
        }
      }
      if (pts.length > 2) {
        polygon.addPoints(pts);
      }
      if (polygon.getPointsCount() > 0) {
        mxcad$1.drawEntity(polygon);
      }
      aryTmpEntityId.forEach((id) => {
        id.erase();
      });
    });
  }
  function MxGis_Get_geojson() {
    let ss = new mxcad2.MxCADSelectionSet();
    let filter = new mxcad2.MxCADResbuf();
    filter.AddMcDbEntityTypes("McDbCustomEntity");
    ss.allSelect(filter);
    let genjson = { "type": "FeatureCollection", "features": [] };
    ss.forEach((id) => {
      let ent = id.getMcDbEntity();
      if (!ent)
        return;
      if (ent instanceof McDbGisPoint) {
        let point = ent;
        let pt = point.getPoint();
        let feature = {
          "type": "Feature",
          "properties": {},
          "geometry": {
            "type": "Point",
            "coordinates": [pt.x, pt.y, pt.z]
          }
        };
        genjson.features.push(feature);
      } else if (ent instanceof McDbGisMultiPoint) {
        let points = ent;
        let pts = [];
        let len = points.getPointCount();
        for (let i2 = 0; i2 < len; i2++) {
          let pt = points.getPoint(i2);
          pts.push([pt.x, pt.y, pt.z]);
        }
        let feature = {
          "type": "Feature",
          "properties": {},
          "geometry": {
            "type": "MultiPoint",
            "coordinates": pts
          }
        };
        genjson.features.push(feature);
      } else if (ent instanceof McDbGisLineString) {
        let line = ent;
        let pts = [];
        let len = line.getPointCount();
        for (let i2 = 0; i2 < len; i2++) {
          let pt = line.getPoint(i2);
          pts.push([pt.x, pt.y, pt.z]);
        }
        let feature = {
          "type": "Feature",
          "properties": {},
          "geometry": {
            "type": "LineString",
            "coordinates": pts
          }
        };
        genjson.features.push(feature);
      } else if (ent instanceof McDbGisMultiLineString) {
        let lines = ent;
        let ptss = [];
        let len = lines.getPointsCount();
        for (let i2 = 0; i2 < len; i2++) {
          let pts = lines.getPoints(i2);
          let ary = [];
          for (let j = 0; j < pts.length; j++) {
            let pt = pts[j];
            ary.push([pt.x, pt.y, pt.z]);
          }
          ptss.push(ary);
        }
        let feature = {
          "type": "Feature",
          "properties": {},
          "geometry": {
            "type": "MultiLineString",
            "coordinates": ptss
          }
        };
        genjson.features.push(feature);
      } else if (ent instanceof McDbGisPolygon) {
        let lines = ent;
        let ptss = [];
        let len = lines.getPointsCount();
        for (let i2 = 0; i2 < len; i2++) {
          let pts = lines.getPoints(i2);
          let ary = [];
          for (let j = 0; j < pts.length; j++) {
            let pt = pts[j];
            ary.push([pt.x, pt.y, pt.z]);
          }
          ptss.push(ary);
        }
        let feature = {
          "type": "Feature",
          "properties": {},
          "geometry": {
            "type": "Polygon",
            "coordinates": ptss
          }
        };
        genjson.features.push(feature);
      }
    });
    console.log(JSON.stringify(genjson));
  }
  function init$2() {
    mxdraw.MxFun.addCommand("MxGis_DrawPoint", MxGis_DrawPoint);
    mxdraw.MxFun.addCommand("MxGis_DrawMultiPoint", MxGis_DrawMultiPoint);
    mxdraw.MxFun.addCommand("MxGis_DrawLineString", MxGis_DrawLineString);
    mxdraw.MxFun.addCommand("MxGis_DrawMultiLineString", MxGis_DrawMultiLineString);
    mxdraw.MxFun.addCommand("MxGis_DrawPolygon", MxGis_DrawPolygon);
    mxdraw.MxFun.addCommand("MxGis_Get_geojson", MxGis_Get_geojson);
    new McDbGisPoint().rxInit();
    new McDbGisMultiPoint().rxInit();
    new McDbGisLineString().rxInit();
    new McDbGisMultiLineString().rxInit();
    new McDbGisPolygon().rxInit();
  }
  var mapboxGl = { exports: {} };
  (function(module, exports2) {
    (function(global2, factory) {
      module.exports = factory();
    })(commonjsGlobal, function() {
      var shared, worker, mapboxgl2;
      function define(_, chunk) {
        if (!shared) {
          shared = chunk;
        } else if (!worker) {
          worker = chunk;
        } else {
          var workerBundleString = "self.onerror = function() { console.error('An error occurred while parsing the WebWorker bundle. This is most likely due to improper transpilation by Babel; please see https://docs.mapbox.com/mapbox-gl-js/guides/install/#transpiling'); }; var sharedChunk = {}; (" + shared + ")(sharedChunk); (" + worker + ")(sharedChunk); self.onerror = null;";
          var sharedChunk = {};
          shared(sharedChunk);
          mapboxgl2 = chunk(sharedChunk);
          if (typeof window !== "undefined" && window && window.URL && window.URL.createObjectURL) {
            mapboxgl2.workerUrl = window.URL.createObjectURL(new Blob([workerBundleString], { type: "text/javascript" }));
          }
        }
      }
      define(["exports"], function(t) {
        var e = "2.8.2", r = n;
        function n(t2, e2, r2, n2) {
          this.cx = 3 * t2, this.bx = 3 * (r2 - t2) - this.cx, this.ax = 1 - this.cx - this.bx, this.cy = 3 * e2, this.by = 3 * (n2 - e2) - this.cy, this.ay = 1 - this.cy - this.by, this.p1x = t2, this.p1y = n2, this.p2x = r2, this.p2y = n2;
        }
        n.prototype.sampleCurveX = function(t2) {
          return ((this.ax * t2 + this.bx) * t2 + this.cx) * t2;
        }, n.prototype.sampleCurveY = function(t2) {
          return ((this.ay * t2 + this.by) * t2 + this.cy) * t2;
        }, n.prototype.sampleCurveDerivativeX = function(t2) {
          return (3 * this.ax * t2 + 2 * this.bx) * t2 + this.cx;
        }, n.prototype.solveCurveX = function(t2, e2) {
          var r2, n2, i3, s2, a2;
          for (void 0 === e2 && (e2 = 1e-6), i3 = t2, a2 = 0; a2 < 8; a2++) {
            if (s2 = this.sampleCurveX(i3) - t2, Math.abs(s2) < e2)
              return i3;
            var o2 = this.sampleCurveDerivativeX(i3);
            if (Math.abs(o2) < 1e-6)
              break;
            i3 -= s2 / o2;
          }
          if ((i3 = t2) < (r2 = 0))
            return r2;
          if (i3 > (n2 = 1))
            return n2;
          for (; r2 < n2; ) {
            if (s2 = this.sampleCurveX(i3), Math.abs(s2 - t2) < e2)
              return i3;
            t2 > s2 ? r2 = i3 : n2 = i3, i3 = 0.5 * (n2 - r2) + r2;
          }
          return i3;
        }, n.prototype.solve = function(t2, e2) {
          return this.sampleCurveY(this.solveCurveX(t2, e2));
        };
        var i2 = s;
        function s(t2, e2) {
          this.x = t2, this.y = e2;
        }
        s.prototype = { clone: function() {
          return new s(this.x, this.y);
        }, add: function(t2) {
          return this.clone()._add(t2);
        }, sub: function(t2) {
          return this.clone()._sub(t2);
        }, multByPoint: function(t2) {
          return this.clone()._multByPoint(t2);
        }, divByPoint: function(t2) {
          return this.clone()._divByPoint(t2);
        }, mult: function(t2) {
          return this.clone()._mult(t2);
        }, div: function(t2) {
          return this.clone()._div(t2);
        }, rotate: function(t2) {
          return this.clone()._rotate(t2);
        }, rotateAround: function(t2, e2) {
          return this.clone()._rotateAround(t2, e2);
        }, matMult: function(t2) {
          return this.clone()._matMult(t2);
        }, unit: function() {
          return this.clone()._unit();
        }, perp: function() {
          return this.clone()._perp();
        }, round: function() {
          return this.clone()._round();
        }, mag: function() {
          return Math.sqrt(this.x * this.x + this.y * this.y);
        }, equals: function(t2) {
          return this.x === t2.x && this.y === t2.y;
        }, dist: function(t2) {
          return Math.sqrt(this.distSqr(t2));
        }, distSqr: function(t2) {
          var e2 = t2.x - this.x, r2 = t2.y - this.y;
          return e2 * e2 + r2 * r2;
        }, angle: function() {
          return Math.atan2(this.y, this.x);
        }, angleTo: function(t2) {
          return Math.atan2(this.y - t2.y, this.x - t2.x);
        }, angleWith: function(t2) {
          return this.angleWithSep(t2.x, t2.y);
        }, angleWithSep: function(t2, e2) {
          return Math.atan2(this.x * e2 - this.y * t2, this.x * t2 + this.y * e2);
        }, _matMult: function(t2) {
          var e2 = t2[2] * this.x + t2[3] * this.y;
          return this.x = t2[0] * this.x + t2[1] * this.y, this.y = e2, this;
        }, _add: function(t2) {
          return this.x += t2.x, this.y += t2.y, this;
        }, _sub: function(t2) {
          return this.x -= t2.x, this.y -= t2.y, this;
        }, _mult: function(t2) {
          return this.x *= t2, this.y *= t2, this;
        }, _div: function(t2) {
          return this.x /= t2, this.y /= t2, this;
        }, _multByPoint: function(t2) {
          return this.x *= t2.x, this.y *= t2.y, this;
        }, _divByPoint: function(t2) {
          return this.x /= t2.x, this.y /= t2.y, this;
        }, _unit: function() {
          return this._div(this.mag()), this;
        }, _perp: function() {
          var t2 = this.y;
          return this.y = this.x, this.x = -t2, this;
        }, _rotate: function(t2) {
          var e2 = Math.cos(t2), r2 = Math.sin(t2), n2 = r2 * this.x + e2 * this.y;
          return this.x = e2 * this.x - r2 * this.y, this.y = n2, this;
        }, _rotateAround: function(t2, e2) {
          var r2 = Math.cos(t2), n2 = Math.sin(t2), i3 = e2.y + n2 * (this.x - e2.x) + r2 * (this.y - e2.y);
          return this.x = e2.x + r2 * (this.x - e2.x) - n2 * (this.y - e2.y), this.y = i3, this;
        }, _round: function() {
          return this.x = Math.round(this.x), this.y = Math.round(this.y), this;
        } }, s.convert = function(t2) {
          return t2 instanceof s ? t2 : Array.isArray(t2) ? new s(t2[0], t2[1]) : t2;
        };
        var a = "undefined" != typeof self ? self : {};
        const o = Math.PI / 180, l = 180 / Math.PI;
        function u(t2) {
          return t2 * o;
        }
        function c(t2) {
          return t2 * l;
        }
        const h = [[0, 0], [1, 0], [1, 1], [0, 1]];
        function p(t2) {
          if (t2 <= 0)
            return 0;
          if (t2 >= 1)
            return 1;
          const e2 = t2 * t2, r2 = e2 * t2;
          return 4 * (t2 < 0.5 ? r2 : 3 * (t2 - e2) + r2 - 0.75);
        }
        function f(t2, e2, n2, i3) {
          const s2 = new r(t2, e2, n2, i3);
          return function(t3) {
            return s2.solve(t3);
          };
        }
        const d = f(0.25, 0.1, 0.25, 1);
        function y(t2, e2, r2) {
          return Math.min(r2, Math.max(e2, t2));
        }
        function m(t2, e2, r2) {
          return (r2 = y((r2 - t2) / (e2 - t2), 0, 1)) * r2 * (3 - 2 * r2);
        }
        function g(t2, e2, r2) {
          const n2 = r2 - e2, i3 = ((t2 - e2) % n2 + n2) % n2 + e2;
          return i3 === e2 ? r2 : i3;
        }
        function x(t2, e2, r2) {
          if (!t2.length)
            return r2(null, []);
          let n2 = t2.length;
          const i3 = new Array(t2.length);
          let s2 = null;
          t2.forEach((t3, a2) => {
            e2(t3, (t4, e3) => {
              t4 && (s2 = t4), i3[a2] = e3, 0 == --n2 && r2(s2, i3);
            });
          });
        }
        function v(t2) {
          const e2 = [];
          for (const r2 in t2)
            e2.push(t2[r2]);
          return e2;
        }
        function b(t2, ...e2) {
          for (const r2 of e2)
            for (const e3 in r2)
              t2[e3] = r2[e3];
          return t2;
        }
        let _ = 1;
        function w() {
          return _++;
        }
        function A() {
          return function t2(e2) {
            return e2 ? (e2 ^ Math.random() * (16 >> e2 / 4)).toString(16) : ([1e7] + -[1e3] + -4e3 + -8e3 + -1e11).replace(/[018]/g, t2);
          }();
        }
        function k(t2) {
          return t2 <= 1 ? 1 : Math.pow(2, Math.ceil(Math.log(t2) / Math.LN2));
        }
        function S(t2) {
          return !!t2 && /^[0-9a-f]{8}-[0-9a-f]{4}-[4][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(t2);
        }
        function I(t2, e2) {
          t2.forEach((t3) => {
            e2[t3] && (e2[t3] = e2[t3].bind(e2));
          });
        }
        function M(t2, e2) {
          return -1 !== t2.indexOf(e2, t2.length - e2.length);
        }
        function T(t2, e2, r2) {
          const n2 = {};
          for (const i3 in t2)
            n2[i3] = e2.call(r2 || this, t2[i3], i3, t2);
          return n2;
        }
        function z(t2, e2, r2) {
          const n2 = {};
          for (const i3 in t2)
            e2.call(r2 || this, t2[i3], i3, t2) && (n2[i3] = t2[i3]);
          return n2;
        }
        function B(t2) {
          return Array.isArray(t2) ? t2.map(B) : "object" == typeof t2 && t2 ? T(t2, B) : t2;
        }
        const E = {};
        function C(t2) {
          E[t2] || ("undefined" != typeof console && console.warn(t2), E[t2] = true);
        }
        function D(t2, e2, r2) {
          return (r2.y - t2.y) * (e2.x - t2.x) > (e2.y - t2.y) * (r2.x - t2.x);
        }
        function P(t2) {
          let e2 = 0;
          for (let r2, n2, i3 = 0, s2 = t2.length, a2 = s2 - 1; i3 < s2; a2 = i3++)
            r2 = t2[i3], n2 = t2[a2], e2 += (n2.x - r2.x) * (r2.y + n2.y);
          return e2;
        }
        function V() {
          return "undefined" != typeof WorkerGlobalScope && "undefined" != typeof self && self instanceof WorkerGlobalScope;
        }
        function F(t2) {
          const e2 = {};
          if (t2.replace(/(?:^|(?:\s*\,\s*))([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)(?:\=(?:([^\x00-\x20\(\)<>@\,;\:\\"\/\[\]\?\=\{\}\x7F]+)|(?:\"((?:[^"\\]|\\.)*)\")))?/g, (t3, r2, n2, i3) => {
            const s2 = n2 || i3;
            return e2[r2] = !s2 || s2.toLowerCase(), "";
          }), e2["max-age"]) {
            const t3 = parseInt(e2["max-age"], 10);
            isNaN(t3) ? delete e2["max-age"] : e2["max-age"] = t3;
          }
          return e2;
        }
        let L, R, U, $, j = null;
        function O(t2) {
          if (null == j) {
            const e2 = t2.navigator ? t2.navigator.userAgent : null;
            j = !!t2.safari || !(!e2 || !(/\b(iPad|iPhone|iPod)\b/.test(e2) || e2.match("Safari") && !e2.match("Chrome")));
          }
          return j;
        }
        function q(t2) {
          try {
            const e2 = a[t2];
            return e2.setItem("_mapbox_test_", 1), e2.removeItem("_mapbox_test_"), true;
          } catch (t3) {
            return false;
          }
        }
        const N = { now: () => void 0 !== U ? U : a.performance.now(), setNow(t2) {
          U = t2;
        }, restoreNow() {
          U = void 0;
        }, frame(t2) {
          const e2 = a.requestAnimationFrame(t2);
          return { cancel: () => a.cancelAnimationFrame(e2) };
        }, getImageData(t2, e2 = 0) {
          const { width: r2, height: n2 } = t2;
          $ || ($ = a.document.createElement("canvas"));
          const i3 = $.getContext("2d");
          if (!i3)
            throw new Error("failed to create canvas 2d context");
          return (r2 > $.width || n2 > $.height) && ($.width = r2, $.height = n2), i3.clearRect(-e2, -e2, r2 + 2 * e2, n2 + 2 * e2), i3.drawImage(t2, 0, 0, r2, n2), i3.getImageData(-e2, -e2, r2 + 2 * e2, n2 + 2 * e2);
        }, resolveURL: (t2) => (L || (L = a.document.createElement("a")), L.href = t2, L.href), get devicePixelRatio() {
          return a.devicePixelRatio;
        }, get prefersReducedMotion() {
          return !!a.matchMedia && (null == R && (R = a.matchMedia("(prefers-reduced-motion: reduce)")), R.matches);
        } };
        let G;
        const Z = { API_URL: "https://api.mapbox.com", get API_URL_REGEX() {
          if (null == G) {
            const t2 = /^((https?:)?\/\/)?([^\/]+\.)?mapbox\.c(n|om)(\/|\?|$)/i;
            try {
              G = null != process.env.API_URL_REGEX ? new RegExp(process.env.API_URL_REGEX) : t2;
            } catch (e2) {
              G = t2;
            }
          }
          return G;
        }, get EVENTS_URL() {
          return this.API_URL ? 0 === this.API_URL.indexOf("https://api.mapbox.cn") ? "https://events.mapbox.cn/events/v2" : 0 === this.API_URL.indexOf("https://api.mapbox.com") ? "https://events.mapbox.com/events/v2" : null : null;
        }, SESSION_PATH: "/map-sessions/v1", FEEDBACK_URL: "https://apps.mapbox.com/feedback", TILE_URL_VERSION: "v4", RASTER_URL_PREFIX: "raster/v1", REQUIRE_ACCESS_TOKEN: true, ACCESS_TOKEN: null, MAX_PARALLEL_IMAGE_REQUESTS: 16 }, X = { supported: false, testSupport: function(t2) {
          !H && Y && (W ? J(t2) : K = t2);
        } };
        let K, Y, H = false, W = false;
        function J(t2) {
          const e2 = t2.createTexture();
          t2.bindTexture(t2.TEXTURE_2D, e2);
          try {
            if (t2.texImage2D(t2.TEXTURE_2D, 0, t2.RGBA, t2.RGBA, t2.UNSIGNED_BYTE, Y), t2.isContextLost())
              return;
            X.supported = true;
          } catch (t3) {
          }
          t2.deleteTexture(e2), H = true;
        }
        a.document && (Y = a.document.createElement("img"), Y.onload = function() {
          K && J(K), K = null, W = true;
        }, Y.onerror = function() {
          H = true, K = null;
        }, Y.src = "data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAQAAAAfQ//73v/+BiOh/AAA=");
        const Q = "01", tt = "NO_ACCESS_TOKEN";
        function et(t2) {
          return 0 === t2.indexOf("mapbox:");
        }
        function rt(t2) {
          return Z.API_URL_REGEX.test(t2);
        }
        const nt = /^(\w+):\/\/([^/?]*)(\/[^?]+)?\??(.+)?/;
        function it(t2) {
          const e2 = t2.match(nt);
          if (!e2)
            throw new Error("Unable to parse URL object");
          return { protocol: e2[1], authority: e2[2], path: e2[3] || "/", params: e2[4] ? e2[4].split("&") : [] };
        }
        function st(t2) {
          const e2 = t2.params.length ? `?${t2.params.join("&")}` : "";
          return `${t2.protocol}://${t2.authority}${t2.path}${e2}`;
        }
        function at(t2) {
          if (!t2)
            return null;
          const e2 = t2.split(".");
          if (!e2 || 3 !== e2.length)
            return null;
          try {
            return JSON.parse(decodeURIComponent(a.atob(e2[1]).split("").map((t3) => "%" + ("00" + t3.charCodeAt(0).toString(16)).slice(-2)).join("")));
          } catch (t3) {
            return null;
          }
        }
        class ot {
          constructor(t2) {
            this.type = t2, this.anonId = null, this.eventData = {}, this.queue = [], this.pendingRequest = null;
          }
          getStorageKey(t2) {
            const e2 = at(Z.ACCESS_TOKEN);
            let r2 = "";
            return r2 = e2 && e2.u ? a.btoa(encodeURIComponent(e2.u).replace(/%([0-9A-F]{2})/g, (t3, e3) => String.fromCharCode(Number("0x" + e3)))) : Z.ACCESS_TOKEN || "", t2 ? `mapbox.eventData.${t2}:${r2}` : `mapbox.eventData:${r2}`;
          }
          fetchEventData() {
            const t2 = q("localStorage"), e2 = this.getStorageKey(), r2 = this.getStorageKey("uuid");
            if (t2)
              try {
                const t3 = a.localStorage.getItem(e2);
                t3 && (this.eventData = JSON.parse(t3));
                const n2 = a.localStorage.getItem(r2);
                n2 && (this.anonId = n2);
              } catch (t3) {
                C("Unable to read from LocalStorage");
              }
          }
          saveEventData() {
            const t2 = q("localStorage"), e2 = this.getStorageKey(), r2 = this.getStorageKey("uuid");
            if (t2)
              try {
                a.localStorage.setItem(r2, this.anonId), Object.keys(this.eventData).length >= 1 && a.localStorage.setItem(e2, JSON.stringify(this.eventData));
              } catch (t3) {
                C("Unable to write to LocalStorage");
              }
          }
          processRequests(t2) {
          }
          postEvent(t2, r2, n2, i3) {
            if (!Z.EVENTS_URL)
              return;
            const s2 = it(Z.EVENTS_URL);
            s2.params.push(`access_token=${i3 || Z.ACCESS_TOKEN || ""}`);
            const a2 = { event: this.type, created: new Date(t2).toISOString(), sdkIdentifier: "mapbox-gl-js", sdkVersion: e, skuId: Q, userId: this.anonId }, o2 = r2 ? b(a2, r2) : a2, l2 = { url: st(s2), headers: { "Content-Type": "text/plain" }, body: JSON.stringify([o2]) };
            this.pendingRequest = Tt(l2, (t3) => {
              this.pendingRequest = null, n2(t3), this.saveEventData(), this.processRequests(i3);
            });
          }
          queueRequest(t2, e2) {
            this.queue.push(t2), this.processRequests(e2);
          }
        }
        const lt = new class extends ot {
          constructor(t2) {
            super("appUserTurnstile"), this._customAccessToken = t2;
          }
          postTurnstileEvent(t2, e2) {
            Z.EVENTS_URL && Z.ACCESS_TOKEN && Array.isArray(t2) && t2.some((t3) => et(t3) || rt(t3)) && this.queueRequest(Date.now(), e2);
          }
          processRequests(t2) {
            if (this.pendingRequest || 0 === this.queue.length)
              return;
            this.anonId && this.eventData.lastSuccess && this.eventData.tokenU || this.fetchEventData();
            const e2 = at(Z.ACCESS_TOKEN), r2 = e2 ? e2.u : Z.ACCESS_TOKEN;
            let n2 = r2 !== this.eventData.tokenU;
            S(this.anonId) || (this.anonId = A(), n2 = true);
            const i3 = this.queue.shift();
            if (this.eventData.lastSuccess) {
              const t3 = new Date(this.eventData.lastSuccess), e3 = new Date(i3), r3 = (i3 - this.eventData.lastSuccess) / 864e5;
              n2 = n2 || r3 >= 1 || r3 < -1 || t3.getDate() !== e3.getDate();
            } else
              n2 = true;
            n2 ? this.postEvent(i3, { "enabled.telemetry": false }, (t3) => {
              t3 || (this.eventData.lastSuccess = i3, this.eventData.tokenU = r2);
            }, t2) : this.processRequests();
          }
        }(), ut = lt.postTurnstileEvent.bind(lt), ct = new class extends ot {
          constructor() {
            super("map.load"), this.success = {}, this.skuToken = "";
          }
          postMapLoadEvent(t2, e2, r2, n2) {
            this.skuToken = e2, this.errorCb = n2, Z.EVENTS_URL && (r2 || Z.ACCESS_TOKEN ? this.queueRequest({ id: t2, timestamp: Date.now() }, r2) : this.errorCb(new Error(tt)));
          }
          processRequests(t2) {
            if (this.pendingRequest || 0 === this.queue.length)
              return;
            const { id: e2, timestamp: r2 } = this.queue.shift();
            e2 && this.success[e2] || (this.anonId || this.fetchEventData(), S(this.anonId) || (this.anonId = A()), this.postEvent(r2, { skuToken: this.skuToken }, (t3) => {
              t3 ? this.errorCb(t3) : e2 && (this.success[e2] = true);
            }, t2));
          }
        }(), ht = ct.postMapLoadEvent.bind(ct), pt = new class extends ot {
          constructor() {
            super("map.auth"), this.success = {}, this.skuToken = "";
          }
          getSession(t2, e2, r2, n2) {
            if (!Z.API_URL || !Z.SESSION_PATH)
              return;
            const i3 = it(Z.API_URL + Z.SESSION_PATH);
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            for (const [t3, r2] of e2)
              this.bindings[t3] = r2;
          }
          concat(t2) {
            return new Gt(this, t2);
          }
          get(t2) {
            if (this.bindings[t2])
              return this.bindings[t2];
            if (this.parent)
              return this.parent.get(t2);
            throw new Error(`${t2} not found in scope.`);
          }
          has(t2) {
            return !!this.bindings[t2] || !!this.parent && this.parent.has(t2);
          }
        }
        const Zt = { kind: "null" }, Xt = { kind: "number" }, Kt = { kind: "string" }, Yt = { kind: "boolean" }, Ht = { kind: "color" }, Wt = { kind: "object" }, Jt = { kind: "value" }, Qt = { kind: "collator" }, te = { kind: "formatted" }, ee = { kind: "resolvedImage" };
        function re(t2, e2) {
          return { kind: "array", itemType: t2, N: e2 };
        }
        function ne(t2) {
          if ("array" === t2.kind) {
            const e2 = ne(t2.itemType);
            return "number" == typeof t2.N ? `array<${e2}, ${t2.N}>` : "value" === t2.itemType.kind ? "array" : `array<${e2}>`;
          }
          return t2.kind;
        }
        const ie = [Zt, Xt, Kt, Yt, Ht, te, Wt, re(Jt), ee];
        function se(t2, e2) {
          if ("error" === e2.kind)
            return null;
          if ("array" === t2.kind) {
            if ("array" === e2.kind && (0 === e2.N && "value" === e2.itemType.kind || !se(t2.itemType, e2.itemType)) && ("number" != typeof t2.N || t2.N === e2.N))
              return null;
          } else {
            if (t2.kind === e2.kind)
              return null;
            if ("value" === t2.kind) {
              for (const t3 of ie)
                if (!se(t3, e2))
                  return null;
            }
          }
          return `Expected ${ne(t2)} but found ${ne(e2)} instead.`;
        }
        function ae(t2, e2) {
          return e2.some((e3) => e3.kind === t2.kind);
        }
        function oe(t2, e2) {
          return e2.some((e3) => "null" === e3 ? null === t2 : "array" === e3 ? Array.isArray(t2) : "object" === e3 ? t2 && !Array.isArray(t2) && "object" == typeof t2 : e3 === typeof t2);
        }
        function le(t2) {
          var e2 = { exports: {} };
          return t2(e2, e2.exports), e2.exports;
        }
        var ue = le(function(t2, e2) {
          var r2 = { transparent: [0, 0, 0, 0], aliceblue: [240, 248, 255, 1], antiquewhite: [250, 235, 215, 1], aqua: [0, 255, 255, 1], aquamarine: [127, 255, 212, 1], azure: [240, 255, 255, 1], beige: [245, 245, 220, 1], bisque: [255, 228, 196, 1], black: [0, 0, 0, 1], blanchedalmond: [255, 235, 205, 1], blue: [0, 0, 255, 1], blueviolet: [138, 43, 226, 1], brown: [165, 42, 42, 1], burlywood: [222, 184, 135, 1], cadetblue: [95, 158, 160, 1], chartreuse: [127, 255, 0, 1], chocolate: [210, 105, 30, 1], coral: [255, 127, 80, 1], cornflowerblue: [100, 149, 237, 1], cornsilk: [255, 248, 220, 1], crimson: [220, 20, 60, 1], cyan: [0, 255, 255, 1], darkblue: [0, 0, 139, 1], darkcyan: [0, 139, 139, 1], darkgoldenrod: [184, 134, 11, 1], darkgray: [169, 169, 169, 1], darkgreen: [0, 100, 0, 1], darkgrey: [169, 169, 169, 1], darkkhaki: [189, 183, 107, 1], darkmagenta: [139, 0, 139, 1], darkolivegreen: [85, 107, 47, 1], darkorange: [255, 140, 0, 1], darkorchid: [153, 50, 204, 1], darkred: [139, 0, 0, 1], darksalmon: [233, 150, 122, 1], darkseagreen: [143, 188, 143, 1], darkslateblue: [72, 61, 139, 1], darkslategray: [47, 79, 79, 1], darkslategrey: [47, 79, 79, 1], darkturquoise: [0, 206, 209, 1], darkviolet: [148, 0, 211, 1], deeppink: [255, 20, 147, 1], deepskyblue: [0, 191, 255, 1], dimgray: [105, 105, 105, 1], dimgrey: [105, 105, 105, 1], dodgerblue: [30, 144, 255, 1], firebrick: [178, 34, 34, 1], floralwhite: [255, 250, 240, 1], forestgreen: [34, 139, 34, 1], fuchsia: [255, 0, 255, 1], gainsboro: [220, 220, 220, 1], ghostwhite: [248, 248, 255, 1], gold: [255, 215, 0, 1], goldenrod: [218, 165, 32, 1], gray: [128, 128, 128, 1], green: [0, 128, 0, 1], greenyellow: [173, 255, 47, 1], grey: [128, 128, 128, 1], honeydew: [240, 255, 240, 1], hotpink: [255, 105, 180, 1], indianred: [205, 92, 92, 1], indigo: [75, 0, 130, 1], ivory: [255, 255, 240, 1], khaki: [240, 230, 140, 1], lavender: [230, 230, 250, 1], lavenderblush: [255, 240, 245, 1], lawngreen: [124, 252, 0, 1], lemonchiffon: [255, 250, 205, 1], lightblue: [173, 216, 230, 1], lightcoral: [240, 128, 128, 1], lightcyan: [224, 255, 255, 1], lightgoldenrodyellow: [250, 250, 210, 1], lightgray: [211, 211, 211, 1], lightgreen: [144, 238, 144, 1], lightgrey: [211, 211, 211, 1], lightpink: [255, 182, 193, 1], lightsalmon: [255, 160, 122, 1], lightseagreen: [32, 178, 170, 1], lightskyblue: [135, 206, 250, 1], lightslategray: [119, 136, 153, 1], lightslategrey: [119, 136, 153, 1], lightsteelblue: [176, 196, 222, 1], lightyellow: [255, 255, 224, 1], lime: [0, 255, 0, 1], limegreen: [50, 205, 50, 1], linen: [250, 240, 230, 1], magenta: [255, 0, 255, 1], maroon: [128, 0, 0, 1], mediumaquamarine: [102, 205, 170, 1], mediumblue: [0, 0, 205, 1], mediumorchid: [186, 85, 211, 1], mediumpurple: [147, 112, 219, 1], mediumseagreen: [60, 179, 113, 1], mediumslateblue: [123, 104, 238, 1], mediumspringgreen: [0, 250, 154, 1], mediumturquoise: [72, 209, 204, 1], mediumvioletred: [199, 21, 133, 1], midnightblue: [25, 25, 112, 1], mintcream: [245, 255, 250, 1], mistyrose: [255, 228, 225, 1], moccasin: [255, 228, 181, 1], navajowhite: [255, 222, 173, 1], navy: [0, 0, 128, 1], oldlace: [253, 245, 230, 1], olive: [128, 128, 0, 1], olivedrab: [107, 142, 35, 1], orange: [255, 165, 0, 1], orangered: [255, 69, 0, 1], orchid: [218, 112, 214, 1], palegoldenrod: [238, 232, 170, 1], palegreen: [152, 251, 152, 1], paleturquoise: [175, 238, 238, 1], palevioletred: [219, 112, 147, 1], papayawhip: [255, 239, 213, 1], peachpuff: [255, 218, 185, 1], peru: [205, 133, 63, 1], pink: [255, 192, 203, 1], plum: [221, 160, 221, 1], powderblue: [176, 224, 230, 1], purple: [128, 0, 128, 1], rebeccapurple: [102, 51, 153, 1], red: [255, 0, 0, 1], rosybrown: [188, 143, 143, 1], royalblue: [65, 105, 225, 1], saddlebrown: [139, 69, 19, 1], salmon: [250, 128, 114, 1], sandybrown: [244, 164, 96, 1], seagreen: [46, 139, 87, 1], seashell: [255, 245, 238, 1], sienna: [160, 82, 45, 1], silver: [192, 192, 192, 1], skyblue: [135, 206, 235, 1], slateblue: [106, 90, 205, 1], slategray: [112, 128, 144, 1], slategrey: [112, 128, 144, 1], snow: [255, 250, 250, 1], springgreen: [0, 255, 127, 1], steelblue: [70, 130, 180, 1], tan: [210, 180, 140, 1], teal: [0, 128, 128, 1], thistle: [216, 191, 216, 1], tomato: [255, 99, 71, 1], turquoise: [64, 224, 208, 1], violet: [238, 130, 238, 1], wheat: [245, 222, 179, 1], white: [255, 255, 255, 1], whitesmoke: [245, 245, 245, 1], yellow: [255, 255, 0, 1], yellowgreen: [154, 205, 50, 1] };
          function n2(t3) {
            return (t3 = Math.round(t3)) < 0 ? 0 : t3 > 255 ? 255 : t3;
          }
          function i3(t3) {
            return n2("%" === t3[t3.length - 1] ? parseFloat(t3) / 100 * 255 : parseInt(t3));
          }
          function s2(t3) {
            return (e3 = "%" === t3[t3.length - 1] ? parseFloat(t3) / 100 : parseFloat(t3)) < 0 ? 0 : e3 > 1 ? 1 : e3;
            var e3;
          }
          function a2(t3, e3, r3) {
            return r3 < 0 ? r3 += 1 : r3 > 1 && (r3 -= 1), 6 * r3 < 1 ? t3 + (e3 - t3) * r3 * 6 : 2 * r3 < 1 ? e3 : 3 * r3 < 2 ? t3 + (e3 - t3) * (2 / 3 - r3) * 6 : t3;
          }
          try {
            e2.parseCSSColor = function(t3) {
              var e3, o2 = t3.replace(/ /g, "").toLowerCase();
              if (o2 in r2)
                return r2[o2].slice();
              if ("#" === o2[0])
                return 4 === o2.length ? (e3 = parseInt(o2.substr(1), 16)) >= 0 && e3 <= 4095 ? [(3840 & e3) >> 4 | (3840 & e3) >> 8, 240 & e3 | (240 & e3) >> 4, 15 & e3 | (15 & e3) << 4, 1] : null : 7 === o2.length && (e3 = parseInt(o2.substr(1), 16)) >= 0 && e3 <= 16777215 ? [(16711680 & e3) >> 16, (65280 & e3) >> 8, 255 & e3, 1] : null;
              var l2 = o2.indexOf("("), u2 = o2.indexOf(")");
              if (-1 !== l2 && u2 + 1 === o2.length) {
                var c2 = o2.substr(0, l2), h2 = o2.substr(l2 + 1, u2 - (l2 + 1)).split(","), p2 = 1;
                switch (c2) {
                  case "rgba":
                    if (4 !== h2.length)
                      return null;
                    p2 = s2(h2.pop());
                  case "rgb":
                    return 3 !== h2.length ? null : [i3(h2[0]), i3(h2[1]), i3(h2[2]), p2];
                  case "hsla":
                    if (4 !== h2.length)
                      return null;
                    p2 = s2(h2.pop());
                  case "hsl":
                    if (3 !== h2.length)
                      return null;
                    var f2 = (parseFloat(h2[0]) % 360 + 360) % 360 / 360, d2 = s2(h2[1]), y2 = s2(h2[2]), m2 = y2 <= 0.5 ? y2 * (d2 + 1) : y2 + d2 - y2 * d2, g2 = 2 * y2 - m2;
                    return [n2(255 * a2(g2, m2, f2 + 1 / 3)), n2(255 * a2(g2, m2, f2)), n2(255 * a2(g2, m2, f2 - 1 / 3)), p2];
                  default:
                    return null;
                }
              }
              return null;
            };
          } catch (t3) {
          }
        });
        class ce {
          constructor(t2, e2, r2, n2 = 1) {
            this.r = t2, this.g = e2, this.b = r2, this.a = n2;
          }
          static parse(t2) {
            if (!t2)
              return;
            if (t2 instanceof ce)
              return t2;
            if ("string" != typeof t2)
              return;
            const e2 = ue.parseCSSColor(t2);
            return e2 ? new ce(e2[0] / 255 * e2[3], e2[1] / 255 * e2[3], e2[2] / 255 * e2[3], e2[3]) : void 0;
          }
          toString() {
            const [t2, e2, r2, n2] = this.toArray();
            return `rgba(${Math.round(t2)},${Math.round(e2)},${Math.round(r2)},${n2})`;
          }
          toArray() {
            const { r: t2, g: e2, b: r2, a: n2 } = this;
            return 0 === n2 ? [0, 0, 0, 0] : [255 * t2 / n2, 255 * e2 / n2, 255 * r2 / n2, n2];
          }
        }
        ce.black = new ce(0, 0, 0, 1), ce.white = new ce(1, 1, 1, 1), ce.transparent = new ce(0, 0, 0, 0), ce.red = new ce(1, 0, 0, 1), ce.blue = new ce(0, 0, 1, 1);
        class he {
          constructor(t2, e2, r2) {
            this.sensitivity = t2 ? e2 ? "variant" : "case" : e2 ? "accent" : "base", this.locale = r2, this.collator = new Intl.Collator(this.locale ? this.locale : [], { sensitivity: this.sensitivity, usage: "search" });
          }
          compare(t2, e2) {
            return this.collator.compare(t2, e2);
          }
          resolvedLocale() {
            return new Intl.Collator(this.locale ? this.locale : []).resolvedOptions().locale;
          }
        }
        class pe {
          constructor(t2, e2, r2, n2, i3) {
            this.text = t2.normalize ? t2.normalize() : t2, this.image = e2, this.scale = r2, this.fontStack = n2, this.textColor = i3;
          }
        }
        class fe {
          constructor(t2) {
            this.sections = t2;
          }
          static fromString(t2) {
            return new fe([new pe(t2, null, null, null, null)]);
          }
          isEmpty() {
            return 0 === this.sections.length || !this.sections.some((t2) => 0 !== t2.text.length || t2.image && 0 !== t2.image.name.length);
          }
          static factory(t2) {
            return t2 instanceof fe ? t2 : fe.fromString(t2);
          }
          toString() {
            return 0 === this.sections.length ? "" : this.sections.map((t2) => t2.text).join("");
          }
          serialize() {
            const t2 = ["format"];
            for (const e2 of this.sections) {
              if (e2.image) {
                t2.push(["image", e2.image.name]);
                continue;
              }
              t2.push(e2.text);
              const r2 = {};
              e2.fontStack && (r2["text-font"] = ["literal", e2.fontStack.split(",")]), e2.scale && (r2["font-scale"] = e2.scale), e2.textColor && (r2["text-color"] = ["rgba"].concat(e2.textColor.toArray())), t2.push(r2);
            }
            return t2;
          }
        }
        class de {
          constructor(t2) {
            this.name = t2.name, this.available = t2.available;
          }
          toString() {
            return this.name;
          }
          static fromString(t2) {
            return t2 ? new de({ name: t2, available: false }) : null;
          }
          serialize() {
            return ["image", this.name];
          }
        }
        function ye(t2, e2, r2, n2) {
          return "number" == typeof t2 && t2 >= 0 && t2 <= 255 && "number" == typeof e2 && e2 >= 0 && e2 <= 255 && "number" == typeof r2 && r2 >= 0 && r2 <= 255 ? void 0 === n2 || "number" == typeof n2 && n2 >= 0 && n2 <= 1 ? null : `Invalid rgba value [${[t2, e2, r2, n2].join(", ")}]: 'a' must be between 0 and 1.` : `Invalid rgba value [${("number" == typeof n2 ? [t2, e2, r2, n2] : [t2, e2, r2]).join(", ")}]: 'r', 'g', and 'b' must be between 0 and 255.`;
        }
        function me(t2) {
          if (null === t2)
            return true;
          if ("string" == typeof t2)
            return true;
          if ("boolean" == typeof t2)
            return true;
          if ("number" == typeof t2)
            return true;
          if (t2 instanceof ce)
            return true;
          if (t2 instanceof he)
            return true;
          if (t2 instanceof fe)
            return true;
          if (t2 instanceof de)
            return true;
          if (Array.isArray(t2)) {
            for (const e2 of t2)
              if (!me(e2))
                return false;
            return true;
          }
          if ("object" == typeof t2) {
            for (const e2 in t2)
              if (!me(t2[e2]))
                return false;
            return true;
          }
          return false;
        }
        function ge(t2) {
          if (null === t2)
            return Zt;
          if ("string" == typeof t2)
            return Kt;
          if ("boolean" == typeof t2)
            return Yt;
          if ("number" == typeof t2)
            return Xt;
          if (t2 instanceof ce)
            return Ht;
          if (t2 instanceof he)
            return Qt;
          if (t2 instanceof fe)
            return te;
          if (t2 instanceof de)
            return ee;
          if (Array.isArray(t2)) {
            const e2 = t2.length;
            let r2;
            for (const e3 of t2) {
              const t3 = ge(e3);
              if (r2) {
                if (r2 === t3)
                  continue;
                r2 = Jt;
                break;
              }
              r2 = t3;
            }
            return re(r2 || Jt, e2);
          }
          return Wt;
        }
        function xe(t2) {
          const e2 = typeof t2;
          return null === t2 ? "" : "string" === e2 || "number" === e2 || "boolean" === e2 ? String(t2) : t2 instanceof ce || t2 instanceof fe || t2 instanceof de ? t2.toString() : JSON.stringify(t2);
        }
        class ve {
          constructor(t2, e2) {
            this.type = t2, this.value = e2;
          }
          static parse(t2, e2) {
            if (2 !== t2.length)
              return e2.error(`'literal' expression requires exactly one argument, but found ${t2.length - 1} instead.`);
            if (!me(t2[1]))
              return e2.error("invalid value");
            const r2 = t2[1];
            let n2 = ge(r2);
            const i3 = e2.expectedType;
            return "array" !== n2.kind || 0 !== n2.N || !i3 || "array" !== i3.kind || "number" == typeof i3.N && 0 !== i3.N || (n2 = i3), new ve(n2, r2);
          }
          evaluate() {
            return this.value;
          }
          eachChild() {
          }
          outputDefined() {
            return true;
          }
          serialize() {
            return "array" === this.type.kind || "object" === this.type.kind ? ["literal", this.value] : this.value instanceof ce ? ["rgba"].concat(this.value.toArray()) : this.value instanceof fe ? this.value.serialize() : this.value;
          }
        }
        class be {
          constructor(t2) {
            this.name = "ExpressionEvaluationError", this.message = t2;
          }
          toJSON() {
            return this.message;
          }
        }
        const _e = { string: Kt, number: Xt, boolean: Yt, object: Wt };
        class we {
          constructor(t2, e2) {
            this.type = t2, this.args = e2;
          }
          static parse(t2, e2) {
            if (t2.length < 2)
              return e2.error("Expected at least one argument.");
            let r2, n2 = 1;
            const i3 = t2[0];
            if ("array" === i3) {
              let i4, s3;
              if (t2.length > 2) {
                const r3 = t2[1];
                if ("string" != typeof r3 || !(r3 in _e) || "object" === r3)
                  return e2.error('The item type argument of "array" must be one of string, number, boolean', 1);
                i4 = _e[r3], n2++;
              } else
                i4 = Jt;
              if (t2.length > 3) {
                if (null !== t2[2] && ("number" != typeof t2[2] || t2[2] < 0 || t2[2] !== Math.floor(t2[2])))
                  return e2.error('The length argument to "array" must be a positive integer literal', 2);
                s3 = t2[2], n2++;
              }
              r2 = re(i4, s3);
            } else
              r2 = _e[i3];
            const s2 = [];
            for (; n2 < t2.length; n2++) {
              const r3 = e2.parse(t2[n2], n2, Jt);
              if (!r3)
                return null;
              s2.push(r3);
            }
            return new we(r2, s2);
          }
          evaluate(t2) {
            for (let e2 = 0; e2 < this.args.length; e2++) {
              const r2 = this.args[e2].evaluate(t2);
              if (!se(this.type, ge(r2)))
                return r2;
              if (e2 === this.args.length - 1)
                throw new be(`Expected value to be of type ${ne(this.type)}, but found ${ne(ge(r2))} instead.`);
            }
            return null;
          }
          eachChild(t2) {
            this.args.forEach(t2);
          }
          outputDefined() {
            return this.args.every((t2) => t2.outputDefined());
          }
          serialize() {
            const t2 = this.type, e2 = [t2.kind];
            if ("array" === t2.kind) {
              const r2 = t2.itemType;
              if ("string" === r2.kind || "number" === r2.kind || "boolean" === r2.kind) {
                e2.push(r2.kind);
                const n2 = t2.N;
                ("number" == typeof n2 || this.args.length > 1) && e2.push(n2);
              }
            }
            return e2.concat(this.args.map((t3) => t3.serialize()));
          }
        }
        class Ae {
          constructor(t2) {
            this.type = te, this.sections = t2;
          }
          static parse(t2, e2) {
            if (t2.length < 2)
              return e2.error("Expected at least one argument.");
            const r2 = t2[1];
            if (!Array.isArray(r2) && "object" == typeof r2)
              return e2.error("First argument must be an image or text section.");
            const n2 = [];
            let i3 = false;
            for (let r3 = 1; r3 <= t2.length - 1; ++r3) {
              const s2 = t2[r3];
              if (i3 && "object" == typeof s2 && !Array.isArray(s2)) {
                i3 = false;
                let t3 = null;
                if (s2["font-scale"] && (t3 = e2.parse(s2["font-scale"], 1, Xt), !t3))
                  return null;
                let r4 = null;
                if (s2["text-font"] && (r4 = e2.parse(s2["text-font"], 1, re(Kt)), !r4))
                  return null;
                let a2 = null;
                if (s2["text-color"] && (a2 = e2.parse(s2["text-color"], 1, Ht), !a2))
                  return null;
                const o2 = n2[n2.length - 1];
                o2.scale = t3, o2.font = r4, o2.textColor = a2;
              } else {
                const s3 = e2.parse(t2[r3], 1, Jt);
                if (!s3)
                  return null;
                const a2 = s3.type.kind;
                if ("string" !== a2 && "value" !== a2 && "null" !== a2 && "resolvedImage" !== a2)
                  return e2.error("Formatted text type must be 'string', 'value', 'image' or 'null'.");
                i3 = true, n2.push({ content: s3, scale: null, font: null, textColor: null });
              }
            }
            return new Ae(n2);
          }
          evaluate(t2) {
            return new fe(this.sections.map((e2) => {
              const r2 = e2.content.evaluate(t2);
              return ge(r2) === ee ? new pe("", r2, null, null, null) : new pe(xe(r2), null, e2.scale ? e2.scale.evaluate(t2) : null, e2.font ? e2.font.evaluate(t2).join(",") : null, e2.textColor ? e2.textColor.evaluate(t2) : null);
            }));
          }
          eachChild(t2) {
            for (const e2 of this.sections)
              t2(e2.content), e2.scale && t2(e2.scale), e2.font && t2(e2.font), e2.textColor && t2(e2.textColor);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            const t2 = ["format"];
            for (const e2 of this.sections) {
              t2.push(e2.content.serialize());
              const r2 = {};
              e2.scale && (r2["font-scale"] = e2.scale.serialize()), e2.font && (r2["text-font"] = e2.font.serialize()), e2.textColor && (r2["text-color"] = e2.textColor.serialize()), t2.push(r2);
            }
            return t2;
          }
        }
        class ke {
          constructor(t2) {
            this.type = ee, this.input = t2;
          }
          static parse(t2, e2) {
            if (2 !== t2.length)
              return e2.error("Expected two arguments.");
            const r2 = e2.parse(t2[1], 1, Kt);
            return r2 ? new ke(r2) : e2.error("No image name provided.");
          }
          evaluate(t2) {
            const e2 = this.input.evaluate(t2), r2 = de.fromString(e2);
            return r2 && t2.availableImages && (r2.available = t2.availableImages.indexOf(e2) > -1), r2;
          }
          eachChild(t2) {
            t2(this.input);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            return ["image", this.input.serialize()];
          }
        }
        const Se = { "to-boolean": Yt, "to-color": Ht, "to-number": Xt, "to-string": Kt };
        class Ie {
          constructor(t2, e2) {
            this.type = t2, this.args = e2;
          }
          static parse(t2, e2) {
            if (t2.length < 2)
              return e2.error("Expected at least one argument.");
            const r2 = t2[0];
            if (("to-boolean" === r2 || "to-string" === r2) && 2 !== t2.length)
              return e2.error("Expected one argument.");
            const n2 = Se[r2], i3 = [];
            for (let r3 = 1; r3 < t2.length; r3++) {
              const n3 = e2.parse(t2[r3], r3, Jt);
              if (!n3)
                return null;
              i3.push(n3);
            }
            return new Ie(n2, i3);
          }
          evaluate(t2) {
            if ("boolean" === this.type.kind)
              return Boolean(this.args[0].evaluate(t2));
            if ("color" === this.type.kind) {
              let e2, r2;
              for (const n2 of this.args) {
                if (e2 = n2.evaluate(t2), r2 = null, e2 instanceof ce)
                  return e2;
                if ("string" == typeof e2) {
                  const r3 = t2.parseColor(e2);
                  if (r3)
                    return r3;
                } else if (Array.isArray(e2) && (r2 = e2.length < 3 || e2.length > 4 ? `Invalid rbga value ${JSON.stringify(e2)}: expected an array containing either three or four numeric values.` : ye(e2[0], e2[1], e2[2], e2[3]), !r2))
                  return new ce(e2[0] / 255, e2[1] / 255, e2[2] / 255, e2[3]);
              }
              throw new be(r2 || `Could not parse color from value '${"string" == typeof e2 ? e2 : String(JSON.stringify(e2))}'`);
            }
            if ("number" === this.type.kind) {
              let e2 = null;
              for (const r2 of this.args) {
                if (e2 = r2.evaluate(t2), null === e2)
                  return 0;
                const n2 = Number(e2);
                if (!isNaN(n2))
                  return n2;
              }
              throw new be(`Could not convert ${JSON.stringify(e2)} to number.`);
            }
            return "formatted" === this.type.kind ? fe.fromString(xe(this.args[0].evaluate(t2))) : "resolvedImage" === this.type.kind ? de.fromString(xe(this.args[0].evaluate(t2))) : xe(this.args[0].evaluate(t2));
          }
          eachChild(t2) {
            this.args.forEach(t2);
          }
          outputDefined() {
            return this.args.every((t2) => t2.outputDefined());
          }
          serialize() {
            if ("formatted" === this.type.kind)
              return new Ae([{ content: this.args[0], scale: null, font: null, textColor: null }]).serialize();
            if ("resolvedImage" === this.type.kind)
              return new ke(this.args[0]).serialize();
            const t2 = [`to-${this.type.kind}`];
            return this.eachChild((e2) => {
              t2.push(e2.serialize());
            }), t2;
          }
        }
        const Me = ["Unknown", "Point", "LineString", "Polygon"];
        class Te {
          constructor() {
            this.globals = null, this.feature = null, this.featureState = null, this.formattedSection = null, this._parseColorCache = {}, this.availableImages = null, this.canonical = null, this.featureTileCoord = null, this.featureDistanceData = null;
          }
          id() {
            return this.feature && "id" in this.feature && this.feature.id ? this.feature.id : null;
          }
          geometryType() {
            return this.feature ? "number" == typeof this.feature.type ? Me[this.feature.type] : this.feature.type : null;
          }
          geometry() {
            return this.feature && "geometry" in this.feature ? this.feature.geometry : null;
          }
          canonicalID() {
            return this.canonical;
          }
          properties() {
            return this.feature && this.feature.properties || {};
          }
          distanceFromCenter() {
            if (this.featureTileCoord && this.featureDistanceData) {
              const t2 = this.featureDistanceData.center, e2 = this.featureDistanceData.scale, { x: r2, y: n2 } = this.featureTileCoord;
              return this.featureDistanceData.bearing[0] * (r2 * e2 - t2[0]) + this.featureDistanceData.bearing[1] * (n2 * e2 - t2[1]);
            }
            return 0;
          }
          parseColor(t2) {
            let e2 = this._parseColorCache[t2];
            return e2 || (e2 = this._parseColorCache[t2] = ce.parse(t2)), e2;
          }
        }
        class ze {
          constructor(t2, e2, r2, n2) {
            this.name = t2, this.type = e2, this._evaluate = r2, this.args = n2;
          }
          evaluate(t2) {
            return this._evaluate(t2, this.args);
          }
          eachChild(t2) {
            this.args.forEach(t2);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            return [this.name].concat(this.args.map((t2) => t2.serialize()));
          }
          static parse(t2, e2) {
            const r2 = t2[0], n2 = ze.definitions[r2];
            if (!n2)
              return e2.error(`Unknown expression "${r2}". If you wanted a literal array, use ["literal", [...]].`, 0);
            const i3 = Array.isArray(n2) ? n2[0] : n2.type, s2 = Array.isArray(n2) ? [[n2[1], n2[2]]] : n2.overloads, a2 = s2.filter(([e3]) => !Array.isArray(e3) || e3.length === t2.length - 1);
            let o2 = null;
            for (const [n3, s3] of a2) {
              o2 = new Je(e2.registry, e2.path, null, e2.scope);
              const a3 = [];
              let l2 = false;
              for (let e3 = 1; e3 < t2.length; e3++) {
                const r3 = t2[e3], i4 = Array.isArray(n3) ? n3[e3 - 1] : n3.type, s4 = o2.parse(r3, 1 + a3.length, i4);
                if (!s4) {
                  l2 = true;
                  break;
                }
                a3.push(s4);
              }
              if (!l2)
                if (Array.isArray(n3) && n3.length !== a3.length)
                  o2.error(`Expected ${n3.length} arguments, but found ${a3.length} instead.`);
                else {
                  for (let t3 = 0; t3 < a3.length; t3++) {
                    const e3 = Array.isArray(n3) ? n3[t3] : n3.type, r3 = a3[t3];
                    o2.concat(t3 + 1).checkSubtype(e3, r3.type);
                  }
                  if (0 === o2.errors.length)
                    return new ze(r2, i3, s3, a3);
                }
            }
            if (1 === a2.length)
              e2.errors.push(...o2.errors);
            else {
              const r3 = (a2.length ? a2 : s2).map(([t3]) => {
                return e3 = t3, Array.isArray(e3) ? `(${e3.map(ne).join(", ")})` : `(${ne(e3.type)}...)`;
                var e3;
              }).join(" | "), n3 = [];
              for (let r4 = 1; r4 < t2.length; r4++) {
                const i4 = e2.parse(t2[r4], 1 + n3.length);
                if (!i4)
                  return null;
                n3.push(ne(i4.type));
              }
              e2.error(`Expected arguments of type ${r3}, but found (${n3.join(", ")}) instead.`);
            }
            return null;
          }
          static register(t2, e2) {
            ze.definitions = e2;
            for (const r2 in e2)
              t2[r2] = ze;
          }
        }
        class Be {
          constructor(t2, e2, r2) {
            this.type = Qt, this.locale = r2, this.caseSensitive = t2, this.diacriticSensitive = e2;
          }
          static parse(t2, e2) {
            if (2 !== t2.length)
              return e2.error("Expected one argument.");
            const r2 = t2[1];
            if ("object" != typeof r2 || Array.isArray(r2))
              return e2.error("Collator options argument must be an object.");
            const n2 = e2.parse(void 0 !== r2["case-sensitive"] && r2["case-sensitive"], 1, Yt);
            if (!n2)
              return null;
            const i3 = e2.parse(void 0 !== r2["diacritic-sensitive"] && r2["diacritic-sensitive"], 1, Yt);
            if (!i3)
              return null;
            let s2 = null;
            return r2.locale && (s2 = e2.parse(r2.locale, 1, Kt), !s2) ? null : new Be(n2, i3, s2);
          }
          evaluate(t2) {
            return new he(this.caseSensitive.evaluate(t2), this.diacriticSensitive.evaluate(t2), this.locale ? this.locale.evaluate(t2) : null);
          }
          eachChild(t2) {
            t2(this.caseSensitive), t2(this.diacriticSensitive), this.locale && t2(this.locale);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            const t2 = {};
            return t2["case-sensitive"] = this.caseSensitive.serialize(), t2["diacritic-sensitive"] = this.diacriticSensitive.serialize(), this.locale && (t2.locale = this.locale.serialize()), ["collator", t2];
          }
        }
        const Ee = 8192;
        function Ce(t2, e2) {
          t2[0] = Math.min(t2[0], e2[0]), t2[1] = Math.min(t2[1], e2[1]), t2[2] = Math.max(t2[2], e2[0]), t2[3] = Math.max(t2[3], e2[1]);
        }
        function De(t2, e2) {
          return !(t2[0] <= e2[0] || t2[2] >= e2[2] || t2[1] <= e2[1] || t2[3] >= e2[3]);
        }
        function Pe(t2, e2) {
          const r2 = (180 + t2[0]) / 360, n2 = (180 - 180 / Math.PI * Math.log(Math.tan(Math.PI / 4 + t2[1] * Math.PI / 360))) / 360, i3 = Math.pow(2, e2.z);
          return [Math.round(r2 * i3 * Ee), Math.round(n2 * i3 * Ee)];
        }
        function Ve(t2, e2, r2) {
          const n2 = t2[0] - e2[0], i3 = t2[1] - e2[1], s2 = t2[0] - r2[0], a2 = t2[1] - r2[1];
          return n2 * a2 - s2 * i3 == 0 && n2 * s2 <= 0 && i3 * a2 <= 0;
        }
        function Fe(t2, e2) {
          let r2 = false;
          for (let a2 = 0, o2 = e2.length; a2 < o2; a2++) {
            const o3 = e2[a2];
            for (let e3 = 0, a3 = o3.length; e3 < a3 - 1; e3++) {
              if (Ve(t2, o3[e3], o3[e3 + 1]))
                return false;
              (i3 = o3[e3])[1] > (n2 = t2)[1] != (s2 = o3[e3 + 1])[1] > n2[1] && n2[0] < (s2[0] - i3[0]) * (n2[1] - i3[1]) / (s2[1] - i3[1]) + i3[0] && (r2 = !r2);
            }
          }
          var n2, i3, s2;
          return r2;
        }
        function Le(t2, e2) {
          for (let r2 = 0; r2 < e2.length; r2++)
            if (Fe(t2, e2[r2]))
              return true;
          return false;
        }
        function Re(t2, e2, r2, n2) {
          const i3 = n2[0] - r2[0], s2 = n2[1] - r2[1], a2 = (t2[0] - r2[0]) * s2 - i3 * (t2[1] - r2[1]), o2 = (e2[0] - r2[0]) * s2 - i3 * (e2[1] - r2[1]);
          return a2 > 0 && o2 < 0 || a2 < 0 && o2 > 0;
        }
        function Ue(t2, e2, r2) {
          for (const u2 of r2)
            for (let r3 = 0; r3 < u2.length - 1; ++r3)
              if (0 != (o2 = [(a2 = u2[r3 + 1])[0] - (s2 = u2[r3])[0], a2[1] - s2[1]])[0] * (l2 = [(i3 = e2)[0] - (n2 = t2)[0], i3[1] - n2[1]])[1] - o2[1] * l2[0] && Re(n2, i3, s2, a2) && Re(s2, a2, n2, i3))
                return true;
          var n2, i3, s2, a2, o2, l2;
          return false;
        }
        function $e(t2, e2) {
          for (let r2 = 0; r2 < t2.length; ++r2)
            if (!Fe(t2[r2], e2))
              return false;
          for (let r2 = 0; r2 < t2.length - 1; ++r2)
            if (Ue(t2[r2], t2[r2 + 1], e2))
              return false;
          return true;
        }
        function je(t2, e2) {
          for (let r2 = 0; r2 < e2.length; r2++)
            if ($e(t2, e2[r2]))
              return true;
          return false;
        }
        function Oe(t2, e2, r2) {
          const n2 = [];
          for (let i3 = 0; i3 < t2.length; i3++) {
            const s2 = [];
            for (let n3 = 0; n3 < t2[i3].length; n3++) {
              const a2 = Pe(t2[i3][n3], r2);
              Ce(e2, a2), s2.push(a2);
            }
            n2.push(s2);
          }
          return n2;
        }
        function qe(t2, e2, r2) {
          const n2 = [];
          for (let i3 = 0; i3 < t2.length; i3++) {
            const s2 = Oe(t2[i3], e2, r2);
            n2.push(s2);
          }
          return n2;
        }
        function Ne(t2, e2, r2, n2) {
          if (t2[0] < r2[0] || t2[0] > r2[2]) {
            const e3 = 0.5 * n2;
            let i3 = t2[0] - r2[0] > e3 ? -n2 : r2[0] - t2[0] > e3 ? n2 : 0;
            0 === i3 && (i3 = t2[0] - r2[2] > e3 ? -n2 : r2[2] - t2[0] > e3 ? n2 : 0), t2[0] += i3;
          }
          Ce(e2, t2);
        }
        function Ge(t2, e2, r2, n2) {
          const i3 = Math.pow(2, n2.z) * Ee, s2 = [n2.x * Ee, n2.y * Ee], a2 = [];
          if (!t2)
            return a2;
          for (const n3 of t2)
            for (const t3 of n3) {
              const n4 = [t3.x + s2[0], t3.y + s2[1]];
              Ne(n4, e2, r2, i3), a2.push(n4);
            }
          return a2;
        }
        function Ze(t2, e2, r2, n2) {
          const i3 = Math.pow(2, n2.z) * Ee, s2 = [n2.x * Ee, n2.y * Ee], a2 = [];
          if (!t2)
            return a2;
          for (const r3 of t2) {
            const t3 = [];
            for (const n3 of r3) {
              const r4 = [n3.x + s2[0], n3.y + s2[1]];
              Ce(e2, r4), t3.push(r4);
            }
            a2.push(t3);
          }
          if (e2[2] - e2[0] <= i3 / 2) {
            (o2 = e2)[0] = o2[1] = 1 / 0, o2[2] = o2[3] = -1 / 0;
            for (const t3 of a2)
              for (const n3 of t3)
                Ne(n3, e2, r2, i3);
          }
          var o2;
          return a2;
        }
        class Xe {
          constructor(t2, e2) {
            this.type = Yt, this.geojson = t2, this.geometries = e2;
          }
          static parse(t2, e2) {
            if (2 !== t2.length)
              return e2.error(`'within' expression requires exactly one argument, but found ${t2.length - 1} instead.`);
            if (me(t2[1])) {
              const e3 = t2[1];
              if ("FeatureCollection" === e3.type)
                for (let t3 = 0; t3 < e3.features.length; ++t3) {
                  const r2 = e3.features[t3].geometry.type;
                  if ("Polygon" === r2 || "MultiPolygon" === r2)
                    return new Xe(e3, e3.features[t3].geometry);
                }
              else if ("Feature" === e3.type) {
                const t3 = e3.geometry.type;
                if ("Polygon" === t3 || "MultiPolygon" === t3)
                  return new Xe(e3, e3.geometry);
              } else if ("Polygon" === e3.type || "MultiPolygon" === e3.type)
                return new Xe(e3, e3);
            }
            return e2.error("'within' expression requires valid geojson object that contains polygon geometry type.");
          }
          evaluate(t2) {
            if (null != t2.geometry() && null != t2.canonicalID()) {
              if ("Point" === t2.geometryType())
                return function(t3, e2) {
                  const r2 = [1 / 0, 1 / 0, -1 / 0, -1 / 0], n2 = [1 / 0, 1 / 0, -1 / 0, -1 / 0], i3 = t3.canonicalID();
                  if (!i3)
                    return false;
                  if ("Polygon" === e2.type) {
                    const s2 = Oe(e2.coordinates, n2, i3), a2 = Ge(t3.geometry(), r2, n2, i3);
                    if (!De(r2, n2))
                      return false;
                    for (const t4 of a2)
                      if (!Fe(t4, s2))
                        return false;
                  }
                  if ("MultiPolygon" === e2.type) {
                    const s2 = qe(e2.coordinates, n2, i3), a2 = Ge(t3.geometry(), r2, n2, i3);
                    if (!De(r2, n2))
                      return false;
                    for (const t4 of a2)
                      if (!Le(t4, s2))
                        return false;
                  }
                  return true;
                }(t2, this.geometries);
              if ("LineString" === t2.geometryType())
                return function(t3, e2) {
                  const r2 = [1 / 0, 1 / 0, -1 / 0, -1 / 0], n2 = [1 / 0, 1 / 0, -1 / 0, -1 / 0], i3 = t3.canonicalID();
                  if (!i3)
                    return false;
                  if ("Polygon" === e2.type) {
                    const s2 = Oe(e2.coordinates, n2, i3), a2 = Ze(t3.geometry(), r2, n2, i3);
                    if (!De(r2, n2))
                      return false;
                    for (const t4 of a2)
                      if (!$e(t4, s2))
                        return false;
                  }
                  if ("MultiPolygon" === e2.type) {
                    const s2 = qe(e2.coordinates, n2, i3), a2 = Ze(t3.geometry(), r2, n2, i3);
                    if (!De(r2, n2))
                      return false;
                    for (const t4 of a2)
                      if (!je(t4, s2))
                        return false;
                  }
                  return true;
                }(t2, this.geometries);
            }
            return false;
          }
          eachChild() {
          }
          outputDefined() {
            return true;
          }
          serialize() {
            return ["within", this.geojson];
          }
        }
        function Ke(t2) {
          if (t2 instanceof ze) {
            if ("get" === t2.name && 1 === t2.args.length)
              return false;
            if ("feature-state" === t2.name)
              return false;
            if ("has" === t2.name && 1 === t2.args.length)
              return false;
            if ("properties" === t2.name || "geometry-type" === t2.name || "id" === t2.name)
              return false;
            if (/^filter-/.test(t2.name))
              return false;
          }
          if (t2 instanceof Xe)
            return false;
          let e2 = true;
          return t2.eachChild((t3) => {
            e2 && !Ke(t3) && (e2 = false);
          }), e2;
        }
        function Ye(t2) {
          if (t2 instanceof ze && "feature-state" === t2.name)
            return false;
          let e2 = true;
          return t2.eachChild((t3) => {
            e2 && !Ye(t3) && (e2 = false);
          }), e2;
        }
        function He(t2, e2) {
          if (t2 instanceof ze && e2.indexOf(t2.name) >= 0)
            return false;
          let r2 = true;
          return t2.eachChild((t3) => {
            r2 && !He(t3, e2) && (r2 = false);
          }), r2;
        }
        class We {
          constructor(t2, e2) {
            this.type = e2.type, this.name = t2, this.boundExpression = e2;
          }
          static parse(t2, e2) {
            if (2 !== t2.length || "string" != typeof t2[1])
              return e2.error("'var' expression requires exactly one string literal argument.");
            const r2 = t2[1];
            return e2.scope.has(r2) ? new We(r2, e2.scope.get(r2)) : e2.error(`Unknown variable "${r2}". Make sure "${r2}" has been bound in an enclosing "let" expression before using it.`, 1);
          }
          evaluate(t2) {
            return this.boundExpression.evaluate(t2);
          }
          eachChild() {
          }
          outputDefined() {
            return false;
          }
          serialize() {
            return ["var", this.name];
          }
        }
        class Je {
          constructor(t2, e2 = [], r2, n2 = new Gt(), i3 = []) {
            this.registry = t2, this.path = e2, this.key = e2.map((t3) => `[${t3}]`).join(""), this.scope = n2, this.errors = i3, this.expectedType = r2;
          }
          parse(t2, e2, r2, n2, i3 = {}) {
            return e2 ? this.concat(e2, r2, n2)._parse(t2, i3) : this._parse(t2, i3);
          }
          _parse(t2, e2) {
            function r2(t3, e3, r3) {
              return "assert" === r3 ? new we(e3, [t3]) : "coerce" === r3 ? new Ie(e3, [t3]) : t3;
            }
            if (null !== t2 && "string" != typeof t2 && "boolean" != typeof t2 && "number" != typeof t2 || (t2 = ["literal", t2]), Array.isArray(t2)) {
              if (0 === t2.length)
                return this.error('Expected an array with at least one element. If you wanted a literal array, use ["literal", []].');
              const n2 = t2[0];
              if ("string" != typeof n2)
                return this.error(`Expression name must be a string, but found ${typeof n2} instead. If you wanted a literal array, use ["literal", [...]].`, 0), null;
              const i3 = this.registry[n2];
              if (i3) {
                let n3 = i3.parse(t2, this);
                if (!n3)
                  return null;
                if (this.expectedType) {
                  const t3 = this.expectedType, i4 = n3.type;
                  if ("string" !== t3.kind && "number" !== t3.kind && "boolean" !== t3.kind && "object" !== t3.kind && "array" !== t3.kind || "value" !== i4.kind)
                    if ("color" !== t3.kind && "formatted" !== t3.kind && "resolvedImage" !== t3.kind || "value" !== i4.kind && "string" !== i4.kind) {
                      if (this.checkSubtype(t3, i4))
                        return null;
                    } else
                      n3 = r2(n3, t3, e2.typeAnnotation || "coerce");
                  else
                    n3 = r2(n3, t3, e2.typeAnnotation || "assert");
                }
                if (!(n3 instanceof ve) && "resolvedImage" !== n3.type.kind && Qe(n3)) {
                  const t3 = new Te();
                  try {
                    n3 = new ve(n3.type, n3.evaluate(t3));
                  } catch (t4) {
                    return this.error(t4.message), null;
                  }
                }
                return n3;
              }
              return this.error(`Unknown expression "${n2}". If you wanted a literal array, use ["literal", [...]].`, 0);
            }
            return this.error(void 0 === t2 ? "'undefined' value invalid. Use null instead." : "object" == typeof t2 ? 'Bare objects invalid. Use ["literal", {...}] instead.' : `Expected an array, but found ${typeof t2} instead.`);
          }
          concat(t2, e2, r2) {
            const n2 = "number" == typeof t2 ? this.path.concat(t2) : this.path, i3 = r2 ? this.scope.concat(r2) : this.scope;
            return new Je(this.registry, n2, e2 || null, i3, this.errors);
          }
          error(t2, ...e2) {
            const r2 = `${this.key}${e2.map((t3) => `[${t3}]`).join("")}`;
            this.errors.push(new Nt(r2, t2));
          }
          checkSubtype(t2, e2) {
            const r2 = se(t2, e2);
            return r2 && this.error(r2), r2;
          }
        }
        function Qe(t2) {
          if (t2 instanceof We)
            return Qe(t2.boundExpression);
          if (t2 instanceof ze && "error" === t2.name)
            return false;
          if (t2 instanceof Be)
            return false;
          if (t2 instanceof Xe)
            return false;
          const e2 = t2 instanceof Ie || t2 instanceof we;
          let r2 = true;
          return t2.eachChild((t3) => {
            r2 = e2 ? r2 && Qe(t3) : r2 && t3 instanceof ve;
          }), !!r2 && Ke(t2) && He(t2, ["zoom", "heatmap-density", "line-progress", "sky-radial-progress", "accumulated", "is-supported-script", "pitch", "distance-from-center"]);
        }
        function tr(t2, e2) {
          const r2 = t2.length - 1;
          let n2, i3, s2 = 0, a2 = r2, o2 = 0;
          for (; s2 <= a2; )
            if (o2 = Math.floor((s2 + a2) / 2), n2 = t2[o2], i3 = t2[o2 + 1], n2 <= e2) {
              if (o2 === r2 || e2 < i3)
                return o2;
              s2 = o2 + 1;
            } else {
              if (!(n2 > e2))
                throw new be("Input is not a number.");
              a2 = o2 - 1;
            }
          return 0;
        }
        class er {
          constructor(t2, e2, r2) {
            this.type = t2, this.input = e2, this.labels = [], this.outputs = [];
            for (const [t3, e3] of r2)
              this.labels.push(t3), this.outputs.push(e3);
          }
          static parse(t2, e2) {
            if (t2.length - 1 < 4)
              return e2.error(`Expected at least 4 arguments, but found only ${t2.length - 1}.`);
            if ((t2.length - 1) % 2 != 0)
              return e2.error("Expected an even number of arguments.");
            const r2 = e2.parse(t2[1], 1, Xt);
            if (!r2)
              return null;
            const n2 = [];
            let i3 = null;
            e2.expectedType && "value" !== e2.expectedType.kind && (i3 = e2.expectedType);
            for (let r3 = 1; r3 < t2.length; r3 += 2) {
              const s2 = 1 === r3 ? -1 / 0 : t2[r3], a2 = t2[r3 + 1], o2 = r3, l2 = r3 + 1;
              if ("number" != typeof s2)
                return e2.error('Input/output pairs for "step" expressions must be defined using literal numeric values (not computed expressions) for the input values.', o2);
              if (n2.length && n2[n2.length - 1][0] >= s2)
                return e2.error('Input/output pairs for "step" expressions must be arranged with input values in strictly ascending order.', o2);
              const u2 = e2.parse(a2, l2, i3);
              if (!u2)
                return null;
              i3 = i3 || u2.type, n2.push([s2, u2]);
            }
            return new er(i3, r2, n2);
          }
          evaluate(t2) {
            const e2 = this.labels, r2 = this.outputs;
            if (1 === e2.length)
              return r2[0].evaluate(t2);
            const n2 = this.input.evaluate(t2);
            if (n2 <= e2[0])
              return r2[0].evaluate(t2);
            const i3 = e2.length;
            return n2 >= e2[i3 - 1] ? r2[i3 - 1].evaluate(t2) : r2[tr(e2, n2)].evaluate(t2);
          }
          eachChild(t2) {
            t2(this.input);
            for (const e2 of this.outputs)
              t2(e2);
          }
          outputDefined() {
            return this.outputs.every((t2) => t2.outputDefined());
          }
          serialize() {
            const t2 = ["step", this.input.serialize()];
            for (let e2 = 0; e2 < this.labels.length; e2++)
              e2 > 0 && t2.push(this.labels[e2]), t2.push(this.outputs[e2].serialize());
            return t2;
          }
        }
        function rr(t2, e2, r2) {
          return t2 * (1 - r2) + e2 * r2;
        }
        var nr = Object.freeze({ __proto__: null, number: rr, color: function(t2, e2, r2) {
          return new ce(rr(t2.r, e2.r, r2), rr(t2.g, e2.g, r2), rr(t2.b, e2.b, r2), rr(t2.a, e2.a, r2));
        }, array: function(t2, e2, r2) {
          return t2.map((t3, n2) => rr(t3, e2[n2], r2));
        } });
        const ir = 0.95047, sr = 1.08883, ar = 4 / 29, or = 6 / 29, lr = 3 * or * or, ur = Math.PI / 180, cr = 180 / Math.PI;
        function hr(t2) {
          return t2 > 0.008856451679035631 ? Math.pow(t2, 1 / 3) : t2 / lr + ar;
        }
        function pr(t2) {
          return t2 > or ? t2 * t2 * t2 : lr * (t2 - ar);
        }
        function fr(t2) {
          return 255 * (t2 <= 31308e-7 ? 12.92 * t2 : 1.055 * Math.pow(t2, 1 / 2.4) - 0.055);
        }
        function dr(t2) {
          return (t2 /= 255) <= 0.04045 ? t2 / 12.92 : Math.pow((t2 + 0.055) / 1.055, 2.4);
        }
        function yr(t2) {
          const e2 = dr(t2.r), r2 = dr(t2.g), n2 = dr(t2.b), i3 = hr((0.4124564 * e2 + 0.3575761 * r2 + 0.1804375 * n2) / ir), s2 = hr((0.2126729 * e2 + 0.7151522 * r2 + 0.072175 * n2) / 1);
          return { l: 116 * s2 - 16, a: 500 * (i3 - s2), b: 200 * (s2 - hr((0.0193339 * e2 + 0.119192 * r2 + 0.9503041 * n2) / sr)), alpha: t2.a };
        }
        function mr(t2) {
          let e2 = (t2.l + 16) / 116, r2 = isNaN(t2.a) ? e2 : e2 + t2.a / 500, n2 = isNaN(t2.b) ? e2 : e2 - t2.b / 200;
          return e2 = 1 * pr(e2), r2 = ir * pr(r2), n2 = sr * pr(n2), new ce(fr(3.2404542 * r2 - 1.5371385 * e2 - 0.4985314 * n2), fr(-0.969266 * r2 + 1.8760108 * e2 + 0.041556 * n2), fr(0.0556434 * r2 - 0.2040259 * e2 + 1.0572252 * n2), t2.alpha);
        }
        function gr(t2, e2, r2) {
          const n2 = e2 - t2;
          return t2 + r2 * (n2 > 180 || n2 < -180 ? n2 - 360 * Math.round(n2 / 360) : n2);
        }
        const xr = { forward: yr, reverse: mr, interpolate: function(t2, e2, r2) {
          return { l: rr(t2.l, e2.l, r2), a: rr(t2.a, e2.a, r2), b: rr(t2.b, e2.b, r2), alpha: rr(t2.alpha, e2.alpha, r2) };
        } }, vr = { forward: function(t2) {
          const { l: e2, a: r2, b: n2 } = yr(t2), i3 = Math.atan2(n2, r2) * cr;
          return { h: i3 < 0 ? i3 + 360 : i3, c: Math.sqrt(r2 * r2 + n2 * n2), l: e2, alpha: t2.a };
        }, reverse: function(t2) {
          const e2 = t2.h * ur, r2 = t2.c;
          return mr({ l: t2.l, a: Math.cos(e2) * r2, b: Math.sin(e2) * r2, alpha: t2.alpha });
        }, interpolate: function(t2, e2, r2) {
          return { h: gr(t2.h, e2.h, r2), c: rr(t2.c, e2.c, r2), l: rr(t2.l, e2.l, r2), alpha: rr(t2.alpha, e2.alpha, r2) };
        } };
        var br = Object.freeze({ __proto__: null, lab: xr, hcl: vr });
        class _r {
          constructor(t2, e2, r2, n2, i3) {
            this.type = t2, this.operator = e2, this.interpolation = r2, this.input = n2, this.labels = [], this.outputs = [];
            for (const [t3, e3] of i3)
              this.labels.push(t3), this.outputs.push(e3);
          }
          static interpolationFactor(t2, e2, n2, i3) {
            let s2 = 0;
            if ("exponential" === t2.name)
              s2 = wr(e2, t2.base, n2, i3);
            else if ("linear" === t2.name)
              s2 = wr(e2, 1, n2, i3);
            else if ("cubic-bezier" === t2.name) {
              const a2 = t2.controlPoints;
              s2 = new r(a2[0], a2[1], a2[2], a2[3]).solve(wr(e2, 1, n2, i3));
            }
            return s2;
          }
          static parse(t2, e2) {
            let [r2, n2, i3, ...s2] = t2;
            if (!Array.isArray(n2) || 0 === n2.length)
              return e2.error("Expected an interpolation type expression.", 1);
            if ("linear" === n2[0])
              n2 = { name: "linear" };
            else if ("exponential" === n2[0]) {
              const t3 = n2[1];
              if ("number" != typeof t3)
                return e2.error("Exponential interpolation requires a numeric base.", 1, 1);
              n2 = { name: "exponential", base: t3 };
            } else {
              if ("cubic-bezier" !== n2[0])
                return e2.error(`Unknown interpolation type ${String(n2[0])}`, 1, 0);
              {
                const t3 = n2.slice(1);
                if (4 !== t3.length || t3.some((t4) => "number" != typeof t4 || t4 < 0 || t4 > 1))
                  return e2.error("Cubic bezier interpolation requires four numeric arguments with values between 0 and 1.", 1);
                n2 = { name: "cubic-bezier", controlPoints: t3 };
              }
            }
            if (t2.length - 1 < 4)
              return e2.error(`Expected at least 4 arguments, but found only ${t2.length - 1}.`);
            if ((t2.length - 1) % 2 != 0)
              return e2.error("Expected an even number of arguments.");
            if (i3 = e2.parse(i3, 2, Xt), !i3)
              return null;
            const a2 = [];
            let o2 = null;
            "interpolate-hcl" === r2 || "interpolate-lab" === r2 ? o2 = Ht : e2.expectedType && "value" !== e2.expectedType.kind && (o2 = e2.expectedType);
            for (let t3 = 0; t3 < s2.length; t3 += 2) {
              const r3 = s2[t3], n3 = s2[t3 + 1], i4 = t3 + 3, l2 = t3 + 4;
              if ("number" != typeof r3)
                return e2.error('Input/output pairs for "interpolate" expressions must be defined using literal numeric values (not computed expressions) for the input values.', i4);
              if (a2.length && a2[a2.length - 1][0] >= r3)
                return e2.error('Input/output pairs for "interpolate" expressions must be arranged with input values in strictly ascending order.', i4);
              const u2 = e2.parse(n3, l2, o2);
              if (!u2)
                return null;
              o2 = o2 || u2.type, a2.push([r3, u2]);
            }
            return "number" === o2.kind || "color" === o2.kind || "array" === o2.kind && "number" === o2.itemType.kind && "number" == typeof o2.N ? new _r(o2, r2, n2, i3, a2) : e2.error(`Type ${ne(o2)} is not interpolatable.`);
          }
          evaluate(t2) {
            const e2 = this.labels, r2 = this.outputs;
            if (1 === e2.length)
              return r2[0].evaluate(t2);
            const n2 = this.input.evaluate(t2);
            if (n2 <= e2[0])
              return r2[0].evaluate(t2);
            const i3 = e2.length;
            if (n2 >= e2[i3 - 1])
              return r2[i3 - 1].evaluate(t2);
            const s2 = tr(e2, n2), a2 = _r.interpolationFactor(this.interpolation, n2, e2[s2], e2[s2 + 1]), o2 = r2[s2].evaluate(t2), l2 = r2[s2 + 1].evaluate(t2);
            return "interpolate" === this.operator ? nr[this.type.kind.toLowerCase()](o2, l2, a2) : "interpolate-hcl" === this.operator ? vr.reverse(vr.interpolate(vr.forward(o2), vr.forward(l2), a2)) : xr.reverse(xr.interpolate(xr.forward(o2), xr.forward(l2), a2));
          }
          eachChild(t2) {
            t2(this.input);
            for (const e2 of this.outputs)
              t2(e2);
          }
          outputDefined() {
            return this.outputs.every((t2) => t2.outputDefined());
          }
          serialize() {
            let t2;
            t2 = "linear" === this.interpolation.name ? ["linear"] : "exponential" === this.interpolation.name ? 1 === this.interpolation.base ? ["linear"] : ["exponential", this.interpolation.base] : ["cubic-bezier"].concat(this.interpolation.controlPoints);
            const e2 = [this.operator, t2, this.input.serialize()];
            for (let t3 = 0; t3 < this.labels.length; t3++)
              e2.push(this.labels[t3], this.outputs[t3].serialize());
            return e2;
          }
        }
        function wr(t2, e2, r2, n2) {
          const i3 = n2 - r2, s2 = t2 - r2;
          return 0 === i3 ? 0 : 1 === e2 ? s2 / i3 : (Math.pow(e2, s2) - 1) / (Math.pow(e2, i3) - 1);
        }
        class Ar {
          constructor(t2, e2) {
            this.type = t2, this.args = e2;
          }
          static parse(t2, e2) {
            if (t2.length < 2)
              return e2.error("Expectected at least one argument.");
            let r2 = null;
            const n2 = e2.expectedType;
            n2 && "value" !== n2.kind && (r2 = n2);
            const i3 = [];
            for (const n3 of t2.slice(1)) {
              const t3 = e2.parse(n3, 1 + i3.length, r2, void 0, { typeAnnotation: "omit" });
              if (!t3)
                return null;
              r2 = r2 || t3.type, i3.push(t3);
            }
            const s2 = n2 && i3.some((t3) => se(n2, t3.type));
            return new Ar(s2 ? Jt : r2, i3);
          }
          evaluate(t2) {
            let e2, r2 = null, n2 = 0;
            for (const i3 of this.args) {
              if (n2++, r2 = i3.evaluate(t2), r2 && r2 instanceof de && !r2.available && (e2 || (e2 = r2), r2 = null, n2 === this.args.length))
                return e2;
              if (null !== r2)
                break;
            }
            return r2;
          }
          eachChild(t2) {
            this.args.forEach(t2);
          }
          outputDefined() {
            return this.args.every((t2) => t2.outputDefined());
          }
          serialize() {
            const t2 = ["coalesce"];
            return this.eachChild((e2) => {
              t2.push(e2.serialize());
            }), t2;
          }
        }
        class kr {
          constructor(t2, e2) {
            this.type = e2.type, this.bindings = [].concat(t2), this.result = e2;
          }
          evaluate(t2) {
            return this.result.evaluate(t2);
          }
          eachChild(t2) {
            for (const e2 of this.bindings)
              t2(e2[1]);
            t2(this.result);
          }
          static parse(t2, e2) {
            if (t2.length < 4)
              return e2.error(`Expected at least 3 arguments, but found ${t2.length - 1} instead.`);
            const r2 = [];
            for (let n3 = 1; n3 < t2.length - 1; n3 += 2) {
              const i3 = t2[n3];
              if ("string" != typeof i3)
                return e2.error(`Expected string, but found ${typeof i3} instead.`, n3);
              if (/[^a-zA-Z0-9_]/.test(i3))
                return e2.error("Variable names must contain only alphanumeric characters or '_'.", n3);
              const s2 = e2.parse(t2[n3 + 1], n3 + 1);
              if (!s2)
                return null;
              r2.push([i3, s2]);
            }
            const n2 = e2.parse(t2[t2.length - 1], t2.length - 1, e2.expectedType, r2);
            return n2 ? new kr(r2, n2) : null;
          }
          outputDefined() {
            return this.result.outputDefined();
          }
          serialize() {
            const t2 = ["let"];
            for (const [e2, r2] of this.bindings)
              t2.push(e2, r2.serialize());
            return t2.push(this.result.serialize()), t2;
          }
        }
        class Sr {
          constructor(t2, e2, r2) {
            this.type = t2, this.index = e2, this.input = r2;
          }
          static parse(t2, e2) {
            if (3 !== t2.length)
              return e2.error(`Expected 2 arguments, but found ${t2.length - 1} instead.`);
            const r2 = e2.parse(t2[1], 1, Xt), n2 = e2.parse(t2[2], 2, re(e2.expectedType || Jt));
            return r2 && n2 ? new Sr(n2.type.itemType, r2, n2) : null;
          }
          evaluate(t2) {
            const e2 = this.index.evaluate(t2), r2 = this.input.evaluate(t2);
            if (e2 < 0)
              throw new be(`Array index out of bounds: ${e2} < 0.`);
            if (e2 >= r2.length)
              throw new be(`Array index out of bounds: ${e2} > ${r2.length - 1}.`);
            if (e2 !== Math.floor(e2))
              throw new be(`Array index must be an integer, but found ${e2} instead.`);
            return r2[e2];
          }
          eachChild(t2) {
            t2(this.index), t2(this.input);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            return ["at", this.index.serialize(), this.input.serialize()];
          }
        }
        class Ir {
          constructor(t2, e2) {
            this.type = Yt, this.needle = t2, this.haystack = e2;
          }
          static parse(t2, e2) {
            if (3 !== t2.length)
              return e2.error(`Expected 2 arguments, but found ${t2.length - 1} instead.`);
            const r2 = e2.parse(t2[1], 1, Jt), n2 = e2.parse(t2[2], 2, Jt);
            return r2 && n2 ? ae(r2.type, [Yt, Kt, Xt, Zt, Jt]) ? new Ir(r2, n2) : e2.error(`Expected first argument to be of type boolean, string, number or null, but found ${ne(r2.type)} instead`) : null;
          }
          evaluate(t2) {
            const e2 = this.needle.evaluate(t2), r2 = this.haystack.evaluate(t2);
            if (null == r2)
              return false;
            if (!oe(e2, ["boolean", "string", "number", "null"]))
              throw new be(`Expected first argument to be of type boolean, string, number or null, but found ${ne(ge(e2))} instead.`);
            if (!oe(r2, ["string", "array"]))
              throw new be(`Expected second argument to be of type array or string, but found ${ne(ge(r2))} instead.`);
            return r2.indexOf(e2) >= 0;
          }
          eachChild(t2) {
            t2(this.needle), t2(this.haystack);
          }
          outputDefined() {
            return true;
          }
          serialize() {
            return ["in", this.needle.serialize(), this.haystack.serialize()];
          }
        }
        class Mr {
          constructor(t2, e2, r2) {
            this.type = Xt, this.needle = t2, this.haystack = e2, this.fromIndex = r2;
          }
          static parse(t2, e2) {
            if (t2.length <= 2 || t2.length >= 5)
              return e2.error(`Expected 3 or 4 arguments, but found ${t2.length - 1} instead.`);
            const r2 = e2.parse(t2[1], 1, Jt), n2 = e2.parse(t2[2], 2, Jt);
            if (!r2 || !n2)
              return null;
            if (!ae(r2.type, [Yt, Kt, Xt, Zt, Jt]))
              return e2.error(`Expected first argument to be of type boolean, string, number or null, but found ${ne(r2.type)} instead`);
            if (4 === t2.length) {
              const i3 = e2.parse(t2[3], 3, Xt);
              return i3 ? new Mr(r2, n2, i3) : null;
            }
            return new Mr(r2, n2);
          }
          evaluate(t2) {
            const e2 = this.needle.evaluate(t2), r2 = this.haystack.evaluate(t2);
            if (!oe(e2, ["boolean", "string", "number", "null"]))
              throw new be(`Expected first argument to be of type boolean, string, number or null, but found ${ne(ge(e2))} instead.`);
            if (!oe(r2, ["string", "array"]))
              throw new be(`Expected second argument to be of type array or string, but found ${ne(ge(r2))} instead.`);
            if (this.fromIndex) {
              const n2 = this.fromIndex.evaluate(t2);
              return r2.indexOf(e2, n2);
            }
            return r2.indexOf(e2);
          }
          eachChild(t2) {
            t2(this.needle), t2(this.haystack), this.fromIndex && t2(this.fromIndex);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            if (null != this.fromIndex && void 0 !== this.fromIndex) {
              const t2 = this.fromIndex.serialize();
              return ["index-of", this.needle.serialize(), this.haystack.serialize(), t2];
            }
            return ["index-of", this.needle.serialize(), this.haystack.serialize()];
          }
        }
        class Tr {
          constructor(t2, e2, r2, n2, i3, s2) {
            this.inputType = t2, this.type = e2, this.input = r2, this.cases = n2, this.outputs = i3, this.otherwise = s2;
          }
          static parse(t2, e2) {
            if (t2.length < 5)
              return e2.error(`Expected at least 4 arguments, but found only ${t2.length - 1}.`);
            if (t2.length % 2 != 1)
              return e2.error("Expected an even number of arguments.");
            let r2, n2;
            e2.expectedType && "value" !== e2.expectedType.kind && (n2 = e2.expectedType);
            const i3 = {}, s2 = [];
            for (let a3 = 2; a3 < t2.length - 1; a3 += 2) {
              let o3 = t2[a3];
              const l2 = t2[a3 + 1];
              Array.isArray(o3) || (o3 = [o3]);
              const u2 = e2.concat(a3);
              if (0 === o3.length)
                return u2.error("Expected at least one branch label.");
              for (const t3 of o3) {
                if ("number" != typeof t3 && "string" != typeof t3)
                  return u2.error("Branch labels must be numbers or strings.");
                if ("number" == typeof t3 && Math.abs(t3) > Number.MAX_SAFE_INTEGER)
                  return u2.error(`Branch labels must be integers no larger than ${Number.MAX_SAFE_INTEGER}.`);
                if ("number" == typeof t3 && Math.floor(t3) !== t3)
                  return u2.error("Numeric branch labels must be integer values.");
                if (r2) {
                  if (u2.checkSubtype(r2, ge(t3)))
                    return null;
                } else
                  r2 = ge(t3);
                if (void 0 !== i3[String(t3)])
                  return u2.error("Branch labels must be unique.");
                i3[String(t3)] = s2.length;
              }
              const c2 = e2.parse(l2, a3, n2);
              if (!c2)
                return null;
              n2 = n2 || c2.type, s2.push(c2);
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            const a2 = e2.parse(t2[1], 1, Jt);
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          evaluate(t2) {
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          eachChild(t2) {
            t2(this.input), this.outputs.forEach(t2), t2(this.otherwise);
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          evaluate(t2) {
            for (const [e2, r2] of this.branches)
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          static parse(t2, e2) {
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            return ["slice", this.input.serialize(), this.beginIndex.serialize()];
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            static parse(t3, e3) {
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                if (o2 = e3.parse(t3[3], 3, Qt), !o2)
                  return null;
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            r2 *= n2.evaluate(t2);
          return r2;
        }], "-": { type: Xt, overloads: [[[Xt, Xt], (t2, [e2, r2]) => e2.evaluate(t2) - r2.evaluate(t2)], [[Xt], (t2, [e2]) => -e2.evaluate(t2)]] }, "/": [Xt, [Xt, Xt], (t2, [e2, r2]) => e2.evaluate(t2) / r2.evaluate(t2)], "%": [Xt, [Xt, Xt], (t2, [e2, r2]) => e2.evaluate(t2) % r2.evaluate(t2)], ln2: [Xt, [], () => Math.LN2], pi: [Xt, [], () => Math.PI], e: [Xt, [], () => Math.E], "^": [Xt, [Xt, Xt], (t2, [e2, r2]) => Math.pow(e2.evaluate(t2), r2.evaluate(t2))], sqrt: [Xt, [Xt], (t2, [e2]) => Math.sqrt(e2.evaluate(t2))], log10: [Xt, [Xt], (t2, [e2]) => Math.log(e2.evaluate(t2)) / Math.LN10], ln: [Xt, [Xt], (t2, [e2]) => Math.log(e2.evaluate(t2))], log2: [Xt, [Xt], (t2, [e2]) => Math.log(e2.evaluate(t2)) / Math.LN2], sin: [Xt, [Xt], (t2, [e2]) => Math.sin(e2.evaluate(t2))], cos: [Xt, [Xt], (t2, [e2]) => Math.cos(e2.evaluate(t2))], tan: [Xt, [Xt], (t2, [e2]) => Math.tan(e2.evaluate(t2))], asin: [Xt, [Xt], (t2, [e2]) => Math.asin(e2.evaluate(t2))], acos: [Xt, [Xt], (t2, [e2]) => Math.acos(e2.evaluate(t2))], atan: [Xt, [Xt], (t2, [e2]) => Math.atan(e2.evaluate(t2))], min: [Xt, Zr(Xt), (t2, e2) => Math.min(...e2.map((e3) => e3.evaluate(t2)))], max: [Xt, Zr(Xt), (t2, e2) => Math.max(...e2.map((e3) => e3.evaluate(t2)))], abs: [Xt, [Xt], (t2, [e2]) => Math.abs(e2.evaluate(t2))], round: [Xt, [Xt], (t2, [e2]) => {
          const r2 = e2.evaluate(t2);
          return r2 < 0 ? -Math.round(-r2) : Math.round(r2);
        }], floor: [Xt, [Xt], (t2, [e2]) => Math.floor(e2.evaluate(t2))], ceil: [Xt, [Xt], (t2, [e2]) => Math.ceil(e2.evaluate(t2))], "filter-==": [Yt, [Kt, Jt], (t2, [e2, r2]) => t2.properties()[e2.value] === r2.value], "filter-id-==": [Yt, [Jt], (t2, [e2]) => t2.id() === e2.value], "filter-type-==": [Yt, [Kt], (t2, [e2]) => t2.geometryType() === e2.value], "filter-<": [Yt, [Kt, Jt], (t2, [e2, r2]) => {
          const n2 = t2.properties()[e2.value], i3 = r2.value;
          return typeof n2 == typeof i3 && n2 < i3;
        }], "filter-id-<": [Yt, [Jt], (t2, [e2]) => {
          const r2 = t2.id(), n2 = e2.value;
          return typeof r2 == typeof n2 && r2 < n2;
        }], "filter->": [Yt, [Kt, Jt], (t2, [e2, r2]) => {
          const n2 = t2.properties()[e2.value], i3 = r2.value;
          return typeof n2 == typeof i3 && n2 > i3;
        }], "filter-id->": [Yt, [Jt], (t2, [e2]) => {
          const r2 = t2.id(), n2 = e2.value;
          return typeof r2 == typeof n2 && r2 > n2;
        }], "filter-<=": [Yt, [Kt, Jt], (t2, [e2, r2]) => {
          const n2 = t2.properties()[e2.value], i3 = r2.value;
          return typeof n2 == typeof i3 && n2 <= i3;
        }], "filter-id-<=": [Yt, [Jt], (t2, [e2]) => {
          const r2 = t2.id(), n2 = e2.value;
          return typeof r2 == typeof n2 && r2 <= n2;
        }], "filter->=": [Yt, [Kt, Jt], (t2, [e2, r2]) => {
          const n2 = t2.properties()[e2.value], i3 = r2.value;
          return typeof n2 == typeof i3 && n2 >= i3;
        }], "filter-id->=": [Yt, [Jt], (t2, [e2]) => {
          const r2 = t2.id(), n2 = e2.value;
          return typeof r2 == typeof n2 && r2 >= n2;
        }], "filter-has": [Yt, [Jt], (t2, [e2]) => e2.value in t2.properties()], "filter-has-id": [Yt, [], (t2) => null !== t2.id() && void 0 !== t2.id()], "filter-type-in": [Yt, [re(Kt)], (t2, [e2]) => e2.value.indexOf(t2.geometryType()) >= 0], "filter-id-in": [Yt, [re(Jt)], (t2, [e2]) => e2.value.indexOf(t2.id()) >= 0], "filter-in-small": [Yt, [Kt, re(Jt)], (t2, [e2, r2]) => r2.value.indexOf(t2.properties()[e2.value]) >= 0], "filter-in-large": [Yt, [Kt, re(Jt)], (t2, [e2, r2]) => function(t3, e3, r3, n2) {
          for (; r3 <= n2; ) {
            const i3 = r3 + n2 >> 1;
            if (e3[i3] === t3)
              return true;
            e3[i3] > t3 ? n2 = i3 - 1 : r3 = i3 + 1;
          }
          return false;
        }(t2.properties()[e2.value], r2.value, 0, r2.value.length - 1)], all: { type: Yt, overloads: [[[Yt, Yt], (t2, [e2, r2]) => e2.evaluate(t2) && r2.evaluate(t2)], [Zr(Yt), (t2, e2) => {
          for (const r2 of e2)
            if (!r2.evaluate(t2))
              return false;
          return true;
        }]] }, any: { type: Yt, overloads: [[[Yt, Yt], (t2, [e2, r2]) => e2.evaluate(t2) || r2.evaluate(t2)], [Zr(Yt), (t2, e2) => {
          for (const r2 of e2)
            if (r2.evaluate(t2))
              return true;
          return false;
        }]] }, "!": [Yt, [Yt], (t2, [e2]) => !e2.evaluate(t2)], "is-supported-script": [Yt, [Kt], (t2, [e2]) => {
          const r2 = t2.globals && t2.globals.isSupportedScript;
          return !r2 || r2(e2.evaluate(t2));
        }], upcase: [Kt, [Kt], (t2, [e2]) => e2.evaluate(t2).toUpperCase()], downcase: [Kt, [Kt], (t2, [e2]) => e2.evaluate(t2).toLowerCase()], concat: [Kt, Zr(Jt), (t2, e2) => e2.map((e3) => xe(e3.evaluate(t2))).join("")], "resolved-locale": [Kt, [Qt], (t2, [e2]) => e2.evaluate(t2).resolvedLocale()] });
        class ln {
          constructor(t2, e2) {
            this.expression = t2, this._warningHistory = {}, this._evaluator = new Te(), this._defaultValue = e2 ? function(t3) {
              return "color" === t3.type && Qr(t3.default) ? new ce(0, 0, 0, 0) : "color" === t3.type ? ce.parse(t3.default) || null : void 0 === t3.default ? null : t3.default;
            }(e2) : null, this._enumValues = e2 && "enum" === e2.type ? e2.values : null;
          }
          evaluateWithoutErrorHandling(t2, e2, r2, n2, i3, s2, a2, o2) {
            return this._evaluator.globals = t2, this._evaluator.feature = e2, this._evaluator.featureState = r2, this._evaluator.canonical = n2 || null, this._evaluator.availableImages = i3 || null, this._evaluator.formattedSection = s2, this._evaluator.featureTileCoord = a2 || null, this._evaluator.featureDistanceData = o2 || null, this.expression.evaluate(this._evaluator);
          }
          evaluate(t2, e2, r2, n2, i3, s2, a2, o2) {
            this._evaluator.globals = t2, this._evaluator.feature = e2 || null, this._evaluator.featureState = r2 || null, this._evaluator.canonical = n2 || null, this._evaluator.availableImages = i3 || null, this._evaluator.formattedSection = s2 || null, this._evaluator.featureTileCoord = a2 || null, this._evaluator.featureDistanceData = o2 || null;
            try {
              const t3 = this.expression.evaluate(this._evaluator);
              if (null == t3 || "number" == typeof t3 && t3 != t3)
                return this._defaultValue;
              if (this._enumValues && !(t3 in this._enumValues))
                throw new be(`Expected value to be one of ${Object.keys(this._enumValues).map((t4) => JSON.stringify(t4)).join(", ")}, but found ${JSON.stringify(t3)} instead.`);
              return t3;
            } catch (t3) {
              return this._warningHistory[t3.message] || (this._warningHistory[t3.message] = true, "undefined" != typeof console && console.warn(t3.message)), this._defaultValue;
            }
          }
        }
        function un(t2) {
          return Array.isArray(t2) && t2.length > 0 && "string" == typeof t2[0] && t2[0] in Or;
        }
        function cn(t2, e2) {
          const r2 = new Je(Or, [], e2 ? function(t3) {
            const e3 = { color: Ht, string: Kt, number: Xt, enum: Kt, boolean: Yt, formatted: te, resolvedImage: ee };
            return "array" === t3.type ? re(e3[t3.value] || Jt, t3.length) : e3[t3.type];
          }(e2) : void 0), n2 = r2.parse(t2, void 0, void 0, void 0, e2 && "string" === e2.type ? { typeAnnotation: "coerce" } : void 0);
          return n2 ? Xr(new ln(n2, e2)) : Kr(r2.errors);
        }
        class hn {
          constructor(t2, e2) {
            this.kind = t2, this._styleExpression = e2, this.isStateDependent = "constant" !== t2 && !Ye(e2.expression);
          }
          evaluateWithoutErrorHandling(t2, e2, r2, n2, i3, s2) {
            return this._styleExpression.evaluateWithoutErrorHandling(t2, e2, r2, n2, i3, s2);
          }
          evaluate(t2, e2, r2, n2, i3, s2) {
            return this._styleExpression.evaluate(t2, e2, r2, n2, i3, s2);
          }
        }
        class pn {
          constructor(t2, e2, r2, n2) {
            this.kind = t2, this.zoomStops = r2, this._styleExpression = e2, this.isStateDependent = "camera" !== t2 && !Ye(e2.expression), this.interpolationType = n2;
          }
          evaluateWithoutErrorHandling(t2, e2, r2, n2, i3, s2) {
            return this._styleExpression.evaluateWithoutErrorHandling(t2, e2, r2, n2, i3, s2);
          }
          evaluate(t2, e2, r2, n2, i3, s2) {
            return this._styleExpression.evaluate(t2, e2, r2, n2, i3, s2);
          }
          interpolationFactor(t2, e2, r2) {
            return this.interpolationType ? _r.interpolationFactor(this.interpolationType, t2, e2, r2) : 0;
          }
        }
        function fn(t2, e2) {
          if ("error" === (t2 = cn(t2, e2)).result)
            return t2;
          const r2 = t2.value.expression, n2 = Ke(r2);
          if (!n2 && !Yr(e2))
            return Kr([new Nt("", "data expressions not supported")]);
          const i3 = He(r2, ["zoom", "pitch", "distance-from-center"]);
          if (!i3 && !Hr(e2))
            return Kr([new Nt("", "zoom expressions not supported")]);
          const s2 = yn(r2);
          return s2 || i3 ? s2 instanceof Nt ? Kr([s2]) : s2 instanceof _r && !Wr(e2) ? Kr([new Nt("", '"interpolate" expressions cannot be used with this property')]) : Xr(s2 ? new pn(n2 ? "camera" : "composite", t2.value, s2.labels, s2 instanceof _r ? s2.interpolation : void 0) : new hn(n2 ? "constant" : "source", t2.value)) : Kr([new Nt("", '"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.')]);
        }
        class dn {
          constructor(t2, e2) {
            this._parameters = t2, this._specification = e2, jt(this, en(this._parameters, this._specification));
          }
          static deserialize(t2) {
            return new dn(t2._parameters, t2._specification);
          }
          static serialize(t2) {
            return { _parameters: t2._parameters, _specification: t2._specification };
          }
        }
        function yn(t2) {
          let e2 = null;
          if (t2 instanceof kr)
            e2 = yn(t2.result);
          else if (t2 instanceof Ar) {
            for (const r2 of t2.args)
              if (e2 = yn(r2), e2)
                break;
          } else
            (t2 instanceof er || t2 instanceof _r) && t2.input instanceof ze && "zoom" === t2.input.name && (e2 = t2);
          return e2 instanceof Nt || t2.eachChild((t3) => {
            const r2 = yn(t3);
            r2 instanceof Nt ? e2 = r2 : !e2 && r2 ? e2 = new Nt("", '"zoom" expression may only be used as input to a top-level "step" or "interpolate" expression.') : e2 && r2 && e2 !== r2 && (e2 = new Nt("", 'Only one zoom-based "step" or "interpolate" subexpression may be used in an expression.'));
          }), e2;
        }
        class mn {
          constructor(t2, e2, r2, n2) {
            this.message = (t2 ? `${t2}: ` : "") + r2, n2 && (this.identifier = n2), null != e2 && e2.__line__ && (this.line = e2.__line__);
          }
        }
        function gn(t2) {
          const e2 = t2.key, r2 = t2.value, n2 = t2.valueSpec || {}, i3 = t2.objectElementValidators || {}, s2 = t2.style, a2 = t2.styleSpec;
          let o2 = [];
          const l2 = Jr(r2);
          if ("object" !== l2)
            return [new mn(e2, r2, `object expected, ${l2} found`)];
          for (const t3 in r2) {
            const l3 = t3.split(".")[0], u2 = n2[l3] || n2["*"];
            let c2;
            i3[l3] ? c2 = i3[l3] : n2[l3] ? c2 = Hn : i3["*"] ? c2 = i3["*"] : n2["*"] && (c2 = Hn), c2 ? o2 = o2.concat(c2({ key: (e2 ? `${e2}.` : e2) + t3, value: r2[t3], valueSpec: u2, style: s2, styleSpec: a2, object: r2, objectKey: t3 }, r2)) : o2.push(new mn(e2, r2[t3], `unknown property "${t3}"`));
          }
          for (const t3 in n2)
            i3[t3] || n2[t3].required && void 0 === n2[t3].default && void 0 === r2[t3] && o2.push(new mn(e2, r2, `missing required property "${t3}"`));
          return o2;
        }
        function xn(t2) {
          const e2 = t2.value, r2 = t2.valueSpec, n2 = t2.style, i3 = t2.styleSpec, s2 = t2.key, a2 = t2.arrayElementValidator || Hn;
          if ("array" !== Jr(e2))
            return [new mn(s2, e2, `array expected, ${Jr(e2)} found`)];
          if (r2.length && e2.length !== r2.length)
            return [new mn(s2, e2, `array length ${r2.length} expected, length ${e2.length} found`)];
          if (r2["min-length"] && e2.length < r2["min-length"])
            return [new mn(s2, e2, `array length at least ${r2["min-length"]} expected, length ${e2.length} found`)];
          let o2 = { type: r2.value, values: r2.values, minimum: r2.minimum, maximum: r2.maximum, function: void 0 };
          i3.$version < 7 && (o2.function = r2.function), "object" === Jr(r2.value) && (o2 = r2.value);
          let l2 = [];
          for (let t3 = 0; t3 < e2.length; t3++)
            l2 = l2.concat(a2({ array: e2, arrayIndex: t3, value: e2[t3], valueSpec: o2, style: n2, styleSpec: i3, key: `${s2}[${t3}]` }));
          return l2;
        }
        function vn(t2) {
          const e2 = t2.key, r2 = t2.value, n2 = t2.valueSpec;
          let i3 = Jr(r2);
          if ("number" === i3 && r2 != r2 && (i3 = "NaN"), "number" !== i3)
            return [new mn(e2, r2, `number expected, ${i3} found`)];
          if ("minimum" in n2) {
            let i4 = n2.minimum;
            if ("array" === Jr(n2.minimum) && (i4 = n2.minimum[t2.arrayIndex]), r2 < i4)
              return [new mn(e2, r2, `${r2} is less than the minimum value ${i4}`)];
          }
          if ("maximum" in n2) {
            let i4 = n2.maximum;
            if ("array" === Jr(n2.maximum) && (i4 = n2.maximum[t2.arrayIndex]), r2 > i4)
              return [new mn(e2, r2, `${r2} is greater than the maximum value ${i4}`)];
          }
          return [];
        }
        function bn(t2) {
          const e2 = t2.valueSpec, r2 = Ot(t2.value.type);
          let n2, i3, s2, a2 = {};
          const o2 = "categorical" !== r2 && void 0 === t2.value.property, l2 = !o2, u2 = "array" === Jr(t2.value.stops) && "array" === Jr(t2.value.stops[0]) && "object" === Jr(t2.value.stops[0][0]), c2 = gn({ key: t2.key, value: t2.value, valueSpec: t2.styleSpec.function, style: t2.style, styleSpec: t2.styleSpec, objectElementValidators: { stops: function(t3) {
            if ("identity" === r2)
              return [new mn(t3.key, t3.value, 'identity function may not have a "stops" property')];
            let e3 = [];
            const n3 = t3.value;
            return e3 = e3.concat(xn({ key: t3.key, value: n3, valueSpec: t3.valueSpec, style: t3.style, styleSpec: t3.styleSpec, arrayElementValidator: h2 })), "array" === Jr(n3) && 0 === n3.length && e3.push(new mn(t3.key, n3, "array must have at least one stop")), e3;
          }, default: function(t3) {
            return Hn({ key: t3.key, value: t3.value, valueSpec: e2, style: t3.style, styleSpec: t3.styleSpec });
          } } });
          return "identity" === r2 && o2 && c2.push(new mn(t2.key, t2.value, 'missing required property "property"')), "identity" === r2 || t2.value.stops || c2.push(new mn(t2.key, t2.value, 'missing required property "stops"')), "exponential" === r2 && t2.valueSpec.expression && !Wr(t2.valueSpec) && c2.push(new mn(t2.key, t2.value, "exponential functions not supported")), t2.styleSpec.$version >= 8 && (l2 && !Yr(t2.valueSpec) ? c2.push(new mn(t2.key, t2.value, "property functions not supported")) : o2 && !Hr(t2.valueSpec) && c2.push(new mn(t2.key, t2.value, "zoom functions not supported"))), "categorical" !== r2 && !u2 || void 0 !== t2.value.property || c2.push(new mn(t2.key, t2.value, '"property" property is required')), c2;
          function h2(t3) {
            let r3 = [];
            const n3 = t3.value, o3 = t3.key;
            if ("array" !== Jr(n3))
              return [new mn(o3, n3, `array expected, ${Jr(n3)} found`)];
            if (2 !== n3.length)
              return [new mn(o3, n3, `array length 2 expected, length ${n3.length} found`)];
            if (u2) {
              if ("object" !== Jr(n3[0]))
                return [new mn(o3, n3, `object expected, ${Jr(n3[0])} found`)];
              if (void 0 === n3[0].zoom)
                return [new mn(o3, n3, "object stop key must have zoom")];
              if (void 0 === n3[0].value)
                return [new mn(o3, n3, "object stop key must have value")];
              const e3 = Ot(n3[0].zoom);
              if ("number" != typeof e3)
                return [new mn(o3, n3[0].zoom, "stop zoom values must be numbers")];
              if (s2 && s2 > e3)
                return [new mn(o3, n3[0].zoom, "stop zoom values must appear in ascending order")];
              e3 !== s2 && (s2 = e3, i3 = void 0, a2 = {}), r3 = r3.concat(gn({ key: `${o3}[0]`, value: n3[0], valueSpec: { zoom: {} }, style: t3.style, styleSpec: t3.styleSpec, objectElementValidators: { zoom: vn, value: p2 } }));
            } else
              r3 = r3.concat(p2({ key: `${o3}[0]`, value: n3[0], valueSpec: {}, style: t3.style, styleSpec: t3.styleSpec }, n3));
            return un(qt(n3[1])) ? r3.concat([new mn(`${o3}[1]`, n3[1], "expressions are not allowed in function stops.")]) : r3.concat(Hn({ key: `${o3}[1]`, value: n3[1], valueSpec: e2, style: t3.style, styleSpec: t3.styleSpec }));
          }
          function p2(t3, s3) {
            const o3 = Jr(t3.value), l3 = Ot(t3.value), u3 = null !== t3.value ? t3.value : s3;
            if (n2) {
              if (o3 !== n2)
                return [new mn(t3.key, u3, `${o3} stop domain type must match previous stop domain type ${n2}`)];
            } else
              n2 = o3;
            if ("number" !== o3 && "string" !== o3 && "boolean" !== o3 && "number" != typeof l3 && "string" != typeof l3 && "boolean" != typeof l3)
              return [new mn(t3.key, u3, "stop domain value must be a number, string, or boolean")];
            if ("number" !== o3 && "categorical" !== r2) {
              let n3 = `number expected, ${o3} found`;
              return Yr(e2) && void 0 === r2 && (n3 += '\nIf you intended to use a categorical function, specify `"type": "categorical"`.'), [new mn(t3.key, u3, n3)];
            }
            return "categorical" !== r2 || "number" !== o3 || "number" == typeof l3 && isFinite(l3) && Math.floor(l3) === l3 ? "categorical" !== r2 && "number" === o3 && "number" == typeof l3 && "number" == typeof i3 && void 0 !== i3 && l3 < i3 ? [new mn(t3.key, u3, "stop domain values must appear in ascending order")] : (i3 = l3, "categorical" === r2 && l3 in a2 ? [new mn(t3.key, u3, "stop domain values must be unique")] : (a2[l3] = true, [])) : [new mn(t3.key, u3, `integer expected, found ${String(l3)}`)];
          }
        }
        function _n(t2) {
          const e2 = ("property" === t2.expressionContext ? fn : cn)(qt(t2.value), t2.valueSpec);
          if ("error" === e2.result)
            return e2.value.map((e3) => new mn(`${t2.key}${e3.key}`, t2.value, e3.message));
          const r2 = e2.value.expression || e2.value._styleExpression.expression;
          if ("property" === t2.expressionContext && "text-font" === t2.propertyKey && !r2.outputDefined())
            return [new mn(t2.key, t2.value, `Invalid data expression for "${t2.propertyKey}". Output values must be contained as literals within the expression.`)];
          if ("property" === t2.expressionContext && "layout" === t2.propertyType && !Ye(r2))
            return [new mn(t2.key, t2.value, '"feature-state" data expressions are not supported with layout properties.')];
          if ("filter" === t2.expressionContext)
            return wn(r2, t2);
          if (t2.expressionContext && 0 === t2.expressionContext.indexOf("cluster")) {
            if (!He(r2, ["zoom", "feature-state"]))
              return [new mn(t2.key, t2.value, '"zoom" and "feature-state" expressions are not supported with cluster properties.')];
            if ("cluster-initial" === t2.expressionContext && !Ke(r2))
              return [new mn(t2.key, t2.value, "Feature data expressions are not supported with initial expression part of cluster properties.")];
          }
          return [];
        }
        function wn(t2, e2) {
          const r2 = /* @__PURE__ */ new Set(["zoom", "feature-state", "pitch", "distance-from-center"]);
          if (e2.valueSpec && e2.valueSpec.expression)
            for (const t3 of e2.valueSpec.expression.parameters)
              r2.delete(t3);
          if (0 === r2.size)
            return [];
          const n2 = [];
          return t2 instanceof ze && r2.has(t2.name) ? [new mn(e2.key, e2.value, `["${t2.name}"] expression is not supported in a filter for a ${e2.object.type} layer with id: ${e2.object.id}`)] : (t2.eachChild((t3) => {
            n2.push(...wn(t3, e2));
          }), n2);
        }
        function An(t2) {
          const e2 = t2.key, r2 = t2.value, n2 = t2.valueSpec, i3 = [];
          return Array.isArray(n2.values) ? -1 === n2.values.indexOf(Ot(r2)) && i3.push(new mn(e2, r2, `expected one of [${n2.values.join(", ")}], ${JSON.stringify(r2)} found`)) : -1 === Object.keys(n2.values).indexOf(Ot(r2)) && i3.push(new mn(e2, r2, `expected one of [${Object.keys(n2.values).join(", ")}], ${JSON.stringify(r2)} found`)), i3;
        }
        function kn(t2) {
          if (true === t2 || false === t2)
            return true;
          if (!Array.isArray(t2) || 0 === t2.length)
            return false;
          switch (t2[0]) {
            case "has":
              return t2.length >= 2 && "$id" !== t2[1] && "$type" !== t2[1];
            case "in":
              return t2.length >= 3 && ("string" != typeof t2[1] || Array.isArray(t2[2]));
            case "!in":
            case "!has":
            case "none":
              return false;
            case "==":
            case "!=":
            case ">":
            case ">=":
            case "<":
            case "<=":
              return 3 !== t2.length || Array.isArray(t2[1]) || Array.isArray(t2[2]);
            case "any":
            case "all":
              for (const e2 of t2.slice(1))
                if (!kn(e2) && "boolean" != typeof e2)
                  return false;
              return true;
            default:
              return true;
          }
        }
        function Sn(t2, e2 = "fill") {
          if (null == t2)
            return { filter: () => true, needGeometry: false, needFeature: false };
          kn(t2) || (t2 = Cn(t2));
          const r2 = t2;
          let n2 = true;
          try {
            n2 = function(t3) {
              if (!Tn(t3))
                return t3;
              let e3 = qt(t3);
              return Mn(e3), e3 = In(e3), e3;
            }(r2);
          } catch (t3) {
            console.warn(`Failed to extract static filter. Filter will continue working, but at higher memory usage and slower framerate.
This is most likely a bug, please report this via https://github.com/mapbox/mapbox-gl-js/issues/new?assignees=&labels=&template=Bug_report.md
and paste the contents of this message in the report.
Thank you!
Filter Expression:
${JSON.stringify(r2, null, 2)}
        `);
          }
          const i3 = $t[`filter_${e2}`], s2 = cn(n2, i3);
          let a2 = null;
          if ("error" === s2.result)
            throw new Error(s2.value.map((t3) => `${t3.key}: ${t3.message}`).join(", "));
          a2 = (t3, e3, r3) => s2.value.evaluate(t3, e3, {}, r3);
          let o2 = null, l2 = null;
          if (n2 !== r2) {
            const t3 = cn(r2, i3);
            if ("error" === t3.result)
              throw new Error(t3.value.map((t4) => `${t4.key}: ${t4.message}`).join(", "));
            o2 = (e3, r3, n3, i4, s3) => t3.value.evaluate(e3, r3, {}, n3, void 0, void 0, i4, s3), l2 = !Ke(t3.value.expression);
          }
          return a2 = a2, { filter: a2, dynamicFilter: o2 || void 0, needGeometry: En(n2), needFeature: !!l2 };
        }
        function In(t2) {
          if (!Array.isArray(t2))
            return t2;
          const e2 = function(t3) {
            if (zn.has(t3[0])) {
              for (let e3 = 1; e3 < t3.length; e3++)
                if (Tn(t3[e3]))
                  return true;
            }
            return t3;
          }(t2);
          return true === e2 ? e2 : e2.map((t3) => In(t3));
        }
        function Mn(t2) {
          let e2 = false;
          const r2 = [];
          if ("case" === t2[0]) {
            for (let n2 = 1; n2 < t2.length - 1; n2 += 2)
              e2 = e2 || Tn(t2[n2]), r2.push(t2[n2 + 1]);
            r2.push(t2[t2.length - 1]);
          } else if ("match" === t2[0]) {
            e2 = e2 || Tn(t2[1]);
            for (let e3 = 2; e3 < t2.length - 1; e3 += 2)
              r2.push(t2[e3 + 1]);
            r2.push(t2[t2.length - 1]);
          } else if ("step" === t2[0]) {
            e2 = e2 || Tn(t2[1]);
            for (let e3 = 1; e3 < t2.length - 1; e3 += 2)
              r2.push(t2[e3 + 1]);
          }
          e2 && (t2.length = 0, t2.push("any", ...r2));
          for (let e3 = 1; e3 < t2.length; e3++)
            Mn(t2[e3]);
        }
        function Tn(t2) {
          if (!Array.isArray(t2))
            return false;
          if ("pitch" === (e2 = t2[0]) || "distance-from-center" === e2)
            return true;
          var e2;
          for (let e3 = 1; e3 < t2.length; e3++)
            if (Tn(t2[e3]))
              return true;
          return false;
        }
        const zn = /* @__PURE__ */ new Set(["in", "==", "!=", ">", ">=", "<", "<=", "to-boolean"]);
        function Bn(t2, e2) {
          return t2 < e2 ? -1 : t2 > e2 ? 1 : 0;
        }
        function En(t2) {
          if (!Array.isArray(t2))
            return false;
          if ("within" === t2[0])
            return true;
          for (let e2 = 1; e2 < t2.length; e2++)
            if (En(t2[e2]))
              return true;
          return false;
        }
        function Cn(t2) {
          if (!t2)
            return true;
          const e2 = t2[0];
          return t2.length <= 1 ? "any" !== e2 : "==" === e2 ? Dn(t2[1], t2[2], "==") : "!=" === e2 ? Fn(Dn(t2[1], t2[2], "==")) : "<" === e2 || ">" === e2 || "<=" === e2 || ">=" === e2 ? Dn(t2[1], t2[2], e2) : "any" === e2 ? (r2 = t2.slice(1), ["any"].concat(r2.map(Cn))) : "all" === e2 ? ["all"].concat(t2.slice(1).map(Cn)) : "none" === e2 ? ["all"].concat(t2.slice(1).map(Cn).map(Fn)) : "in" === e2 ? Pn(t2[1], t2.slice(2)) : "!in" === e2 ? Fn(Pn(t2[1], t2.slice(2))) : "has" === e2 ? Vn(t2[1]) : "!has" === e2 ? Fn(Vn(t2[1])) : "within" !== e2 || t2;
          var r2;
        }
        function Dn(t2, e2, r2) {
          switch (t2) {
            case "$type":
              return [`filter-type-${r2}`, e2];
            case "$id":
              return [`filter-id-${r2}`, e2];
            default:
              return [`filter-${r2}`, t2, e2];
          }
        }
        function Pn(t2, e2) {
          if (0 === e2.length)
            return false;
          switch (t2) {
            case "$type":
              return ["filter-type-in", ["literal", e2]];
            case "$id":
              return ["filter-id-in", ["literal", e2]];
            default:
              return e2.length > 200 && !e2.some((t3) => typeof t3 != typeof e2[0]) ? ["filter-in-large", t2, ["literal", e2.sort(Bn)]] : ["filter-in-small", t2, ["literal", e2]];
          }
        }
        function Vn(t2) {
          switch (t2) {
            case "$type":
              return true;
            case "$id":
              return ["filter-has-id"];
            default:
              return ["filter-has", t2];
          }
        }
        function Fn(t2) {
          return ["!", t2];
        }
        function Ln(t2) {
          return kn(qt(t2.value)) ? _n(jt({}, t2, { expressionContext: "filter", valueSpec: t2.styleSpec[`filter_${t2.layerType || "fill"}`] })) : Rn(t2);
        }
        function Rn(t2) {
          const e2 = t2.value, r2 = t2.key;
          if ("array" !== Jr(e2))
            return [new mn(r2, e2, `array expected, ${Jr(e2)} found`)];
          const n2 = t2.styleSpec;
          let i3, s2 = [];
          if (e2.length < 1)
            return [new mn(r2, e2, "filter array must have at least 1 element")];
          switch (s2 = s2.concat(An({ key: `${r2}[0]`, value: e2[0], valueSpec: n2.filter_operator, style: t2.style, styleSpec: t2.styleSpec })), Ot(e2[0])) {
            case "<":
            case "<=":
            case ">":
            case ">=":
              e2.length >= 2 && "$type" === Ot(e2[1]) && s2.push(new mn(r2, e2, `"$type" cannot be use with operator "${e2[0]}"`));
            case "==":
            case "!=":
              3 !== e2.length && s2.push(new mn(r2, e2, `filter array for operator "${e2[0]}" must have 3 elements`));
            case "in":
            case "!in":
              e2.length >= 2 && (i3 = Jr(e2[1]), "string" !== i3 && s2.push(new mn(`${r2}[1]`, e2[1], `string expected, ${i3} found`)));
              for (let a2 = 2; a2 < e2.length; a2++)
                i3 = Jr(e2[a2]), "$type" === Ot(e2[1]) ? s2 = s2.concat(An({ key: `${r2}[${a2}]`, value: e2[a2], valueSpec: n2.geometry_type, style: t2.style, styleSpec: t2.styleSpec })) : "string" !== i3 && "number" !== i3 && "boolean" !== i3 && s2.push(new mn(`${r2}[${a2}]`, e2[a2], `string, number, or boolean expected, ${i3} found`));
              break;
            case "any":
            case "all":
            case "none":
              for (let n3 = 1; n3 < e2.length; n3++)
                s2 = s2.concat(Rn({ key: `${r2}[${n3}]`, value: e2[n3], style: t2.style, styleSpec: t2.styleSpec }));
              break;
            case "has":
            case "!has":
              i3 = Jr(e2[1]), 2 !== e2.length ? s2.push(new mn(r2, e2, `filter array for "${e2[0]}" operator must have 2 elements`)) : "string" !== i3 && s2.push(new mn(`${r2}[1]`, e2[1], `string expected, ${i3} found`));
              break;
            case "within":
              i3 = Jr(e2[1]), 2 !== e2.length ? s2.push(new mn(r2, e2, `filter array for "${e2[0]}" operator must have 2 elements`)) : "object" !== i3 && s2.push(new mn(`${r2}[1]`, e2[1], `object expected, ${i3} found`));
          }
          return s2;
        }
        function Un(t2, e2) {
          const r2 = t2.key, n2 = t2.style, i3 = t2.styleSpec, s2 = t2.value, a2 = t2.objectKey, o2 = i3[`${e2}_${t2.layerType}`];
          if (!o2)
            return [];
          const l2 = a2.match(/^(.*)-transition$/);
          if ("paint" === e2 && l2 && o2[l2[1]] && o2[l2[1]].transition)
            return Hn({ key: r2, value: s2, valueSpec: i3.transition, style: n2, styleSpec: i3 });
          const u2 = t2.valueSpec || o2[a2];
          if (!u2)
            return [new mn(r2, s2, `unknown property "${a2}"`)];
          let c2;
          if ("string" === Jr(s2) && Yr(u2) && !u2.tokens && (c2 = /^{([^}]+)}$/.exec(s2)))
            return [new mn(r2, s2, `"${a2}" does not support interpolation syntax
Use an identity property function instead: \`{ "type": "identity", "property": ${JSON.stringify(c2[1])} }\`.`)];
          const h2 = [];
          return "symbol" === t2.layerType && ("text-field" === a2 && n2 && !n2.glyphs && h2.push(new mn(r2, s2, 'use of "text-field" requires a style "glyphs" property')), "text-font" === a2 && Qr(qt(s2)) && "identity" === Ot(s2.type) && h2.push(new mn(r2, s2, '"text-font" does not support identity functions'))), h2.concat(Hn({ key: t2.key, value: s2, valueSpec: u2, style: n2, styleSpec: i3, expressionContext: "property", propertyType: e2, propertyKey: a2 }));
        }
        function $n(t2) {
          return Un(t2, "paint");
        }
        function jn(t2) {
          return Un(t2, "layout");
        }
        function On(t2) {
          let e2 = [];
          const r2 = t2.value, n2 = t2.key, i3 = t2.style, s2 = t2.styleSpec;
          r2.type || r2.ref || e2.push(new mn(n2, r2, 'either "type" or "ref" is required'));
          let a2 = Ot(r2.type);
          const o2 = Ot(r2.ref);
          if (r2.id) {
            const s3 = Ot(r2.id);
            for (let a3 = 0; a3 < t2.arrayIndex; a3++) {
              const t3 = i3.layers[a3];
              Ot(t3.id) === s3 && e2.push(new mn(n2, r2.id, `duplicate layer id "${r2.id}", previously used at line ${t3.id.__line__}`));
            }
          }
          if ("ref" in r2) {
            let t3;
            ["type", "source", "source-layer", "filter", "layout"].forEach((t4) => {
              t4 in r2 && e2.push(new mn(n2, r2[t4], `"${t4}" is prohibited for ref layers`));
            }), i3.layers.forEach((e3) => {
              Ot(e3.id) === o2 && (t3 = e3);
            }), t3 ? t3.ref ? e2.push(new mn(n2, r2.ref, "ref cannot reference another ref layer")) : a2 = Ot(t3.type) : "string" == typeof o2 && e2.push(new mn(n2, r2.ref, `ref layer "${o2}" not found`));
          } else if ("background" !== a2 && "sky" !== a2)
            if (r2.source) {
              const t3 = i3.sources && i3.sources[r2.source], s3 = t3 && Ot(t3.type);
              t3 ? "vector" === s3 && "raster" === a2 ? e2.push(new mn(n2, r2.source, `layer "${r2.id}" requires a raster source`)) : "raster" === s3 && "raster" !== a2 ? e2.push(new mn(n2, r2.source, `layer "${r2.id}" requires a vector source`)) : "vector" !== s3 || r2["source-layer"] ? "raster-dem" === s3 && "hillshade" !== a2 ? e2.push(new mn(n2, r2.source, "raster-dem source can only be used with layer type 'hillshade'.")) : "line" !== a2 || !r2.paint || !r2.paint["line-gradient"] || "geojson" === s3 && t3.lineMetrics || e2.push(new mn(n2, r2, `layer "${r2.id}" specifies a line-gradient, which requires a GeoJSON source with \`lineMetrics\` enabled.`)) : e2.push(new mn(n2, r2, `layer "${r2.id}" must specify a "source-layer"`)) : e2.push(new mn(n2, r2.source, `source "${r2.source}" not found`));
            } else
              e2.push(new mn(n2, r2, 'missing required property "source"'));
          return e2 = e2.concat(gn({ key: n2, value: r2, valueSpec: s2.layer, style: t2.style, styleSpec: t2.styleSpec, objectElementValidators: { "*": () => [], type: () => Hn({ key: `${n2}.type`, value: r2.type, valueSpec: s2.layer.type, style: t2.style, styleSpec: t2.styleSpec, object: r2, objectKey: "type" }), filter: (t3) => Ln(jt({ layerType: a2 }, t3)), layout: (t3) => gn({ layer: r2, key: t3.key, value: t3.value, valueSpec: {}, style: t3.style, styleSpec: t3.styleSpec, objectElementValidators: { "*": (t4) => jn(jt({ layerType: a2 }, t4)) } }), paint: (t3) => gn({ layer: r2, key: t3.key, value: t3.value, valueSpec: {}, style: t3.style, styleSpec: t3.styleSpec, objectElementValidators: { "*": (t4) => $n(jt({ layerType: a2 }, t4)) } }) } })), e2;
        }
        function qn(t2) {
          const e2 = t2.value, r2 = t2.key, n2 = Jr(e2);
          return "string" !== n2 ? [new mn(r2, e2, `string expected, ${n2} found`)] : [];
        }
        const Nn = { promoteId: function({ key: t2, value: e2 }) {
          if ("string" === Jr(e2))
            return qn({ key: t2, value: e2 });
          {
            const r2 = [];
            for (const n2 in e2)
              r2.push(...qn({ key: `${t2}.${n2}`, value: e2[n2] }));
            return r2;
          }
        } };
        function Gn(t2) {
          const e2 = t2.value, r2 = t2.key, n2 = t2.styleSpec, i3 = t2.style;
          if (!e2.type)
            return [new mn(r2, e2, '"type" is required')];
          const s2 = Ot(e2.type);
          let a2;
          switch (s2) {
            case "vector":
            case "raster":
            case "raster-dem":
              return a2 = gn({ key: r2, value: e2, valueSpec: n2[`source_${s2.replace("-", "_")}`], style: t2.style, styleSpec: n2, objectElementValidators: Nn }), a2;
            case "geojson":
              if (a2 = gn({ key: r2, value: e2, valueSpec: n2.source_geojson, style: i3, styleSpec: n2, objectElementValidators: Nn }), e2.cluster)
                for (const t3 in e2.clusterProperties) {
                  const [n3, i4] = e2.clusterProperties[t3], s3 = "string" == typeof n3 ? [n3, ["accumulated"], ["get", t3]] : n3;
                  a2.push(..._n({ key: `${r2}.${t3}.map`, value: i4, expressionContext: "cluster-map" })), a2.push(..._n({ key: `${r2}.${t3}.reduce`, value: s3, expressionContext: "cluster-reduce" }));
                }
              return a2;
            case "video":
              return gn({ key: r2, value: e2, valueSpec: n2.source_video, style: i3, styleSpec: n2 });
            case "image":
              return gn({ key: r2, value: e2, valueSpec: n2.source_image, style: i3, styleSpec: n2 });
            case "canvas":
              return [new mn(r2, null, "Please use runtime APIs to add canvas sources, rather than including them in stylesheets.", "source.canvas")];
            default:
              return An({ key: `${r2}.type`, value: e2.type, valueSpec: { values: ["vector", "raster", "raster-dem", "geojson", "video", "image"] }, style: i3, styleSpec: n2 });
          }
        }
        function Zn(t2) {
          const e2 = t2.value, r2 = t2.styleSpec, n2 = r2.light, i3 = t2.style;
          let s2 = [];
          const a2 = Jr(e2);
          if (void 0 === e2)
            return s2;
          if ("object" !== a2)
            return s2 = s2.concat([new mn("light", e2, `object expected, ${a2} found`)]), s2;
          for (const t3 in e2) {
            const a3 = t3.match(/^(.*)-transition$/);
            s2 = s2.concat(a3 && n2[a3[1]] && n2[a3[1]].transition ? Hn({ key: t3, value: e2[t3], valueSpec: r2.transition, style: i3, styleSpec: r2 }) : n2[t3] ? Hn({ key: t3, value: e2[t3], valueSpec: n2[t3], style: i3, styleSpec: r2 }) : [new mn(t3, e2[t3], `unknown property "${t3}"`)]);
          }
          return s2;
        }
        function Xn(t2) {
          const e2 = t2.value, r2 = t2.key, n2 = t2.style, i3 = t2.styleSpec, s2 = i3.terrain;
          let a2 = [];
          const o2 = Jr(e2);
          if (void 0 === e2)
            return a2;
          if ("object" !== o2)
            return a2 = a2.concat([new mn("terrain", e2, `object expected, ${o2} found`)]), a2;
          for (const t3 in e2) {
            const r3 = t3.match(/^(.*)-transition$/);
            a2 = a2.concat(r3 && s2[r3[1]] && s2[r3[1]].transition ? Hn({ key: t3, value: e2[t3], valueSpec: i3.transition, style: n2, styleSpec: i3 }) : s2[t3] ? Hn({ key: t3, value: e2[t3], valueSpec: s2[t3], style: n2, styleSpec: i3 }) : [new mn(t3, e2[t3], `unknown property "${t3}"`)]);
          }
          if (e2.source) {
            const t3 = n2.sources && n2.sources[e2.source], i4 = t3 && Ot(t3.type);
            t3 ? "raster-dem" !== i4 && a2.push(new mn(r2, e2.source, `terrain cannot be used with a source of type ${String(i4)}, it only be used with a "raster-dem" source type`)) : a2.push(new mn(r2, e2.source, `source "${e2.source}" not found`));
          } else
            a2.push(new mn(r2, e2, 'terrain is missing required property "source"'));
          return a2;
        }
        function Kn(t2) {
          const e2 = t2.value, r2 = t2.style, n2 = t2.styleSpec, i3 = n2.fog;
          let s2 = [];
          const a2 = Jr(e2);
          if (void 0 === e2)
            return s2;
          if ("object" !== a2)
            return s2 = s2.concat([new mn("fog", e2, `object expected, ${a2} found`)]), s2;
          for (const t3 in e2) {
            const a3 = t3.match(/^(.*)-transition$/);
            s2 = s2.concat(a3 && i3[a3[1]] && i3[a3[1]].transition ? Hn({ key: t3, value: e2[t3], valueSpec: n2.transition, style: r2, styleSpec: n2 }) : i3[t3] ? Hn({ key: t3, value: e2[t3], valueSpec: i3[t3], style: r2, styleSpec: n2 }) : [new mn(t3, e2[t3], `unknown property "${t3}"`)]);
          }
          return s2;
        }
        const Yn = { "*": () => [], array: xn, boolean: function(t2) {
          const e2 = t2.value, r2 = t2.key, n2 = Jr(e2);
          return "boolean" !== n2 ? [new mn(r2, e2, `boolean expected, ${n2} found`)] : [];
        }, number: vn, color: function(t2) {
          const e2 = t2.key, r2 = t2.value, n2 = Jr(r2);
          return "string" !== n2 ? [new mn(e2, r2, `color expected, ${n2} found`)] : null === ue.parseCSSColor(r2) ? [new mn(e2, r2, `color expected, "${r2}" found`)] : [];
        }, enum: An, filter: Ln, function: bn, layer: On, object: gn, source: Gn, light: Zn, terrain: Xn, fog: Kn, string: qn, formatted: function(t2) {
          return 0 === qn(t2).length ? [] : _n(t2);
        }, resolvedImage: function(t2) {
          return 0 === qn(t2).length ? [] : _n(t2);
        }, projection: function(t2) {
          const e2 = t2.value, r2 = t2.styleSpec, n2 = r2.projection, i3 = t2.style;
          let s2 = [];
          const a2 = Jr(e2);
          if ("object" === a2)
            for (const t3 in e2)
              s2 = s2.concat(Hn({ key: t3, value: e2[t3], valueSpec: n2[t3], style: i3, styleSpec: r2 }));
          else
            "string" !== a2 && (s2 = s2.concat([new mn("projection", e2, `object or string expected, ${a2} found`)]));
          return s2;
        } };
        function Hn(t2) {
          const e2 = t2.value, r2 = t2.valueSpec, n2 = t2.styleSpec;
          return r2.expression && Qr(Ot(e2)) ? bn(t2) : r2.expression && un(qt(e2)) ? _n(t2) : r2.type && Yn[r2.type] ? Yn[r2.type](t2) : gn(jt({}, t2, { valueSpec: r2.type ? n2[r2.type] : r2 }));
        }
        function Wn(t2) {
          const e2 = t2.value, r2 = t2.key, n2 = qn(t2);
          return n2.length || (-1 === e2.indexOf("{fontstack}") && n2.push(new mn(r2, e2, '"glyphs" url must include a "{fontstack}" token')), -1 === e2.indexOf("{range}") && n2.push(new mn(r2, e2, '"glyphs" url must include a "{range}" token'))), n2;
        }
        function Jn(t2, e2 = $t) {
          return ei(Hn({ key: "", value: t2, valueSpec: e2.$root, styleSpec: e2, style: t2, objectElementValidators: { glyphs: Wn, "*": () => [] } }));
        }
        const Qn = (t2) => ei($n(t2)), ti = (t2) => ei(jn(t2));
        function ei(t2) {
          return t2.slice().sort((t3, e2) => t3.line && e2.line ? t3.line - e2.line : 0);
        }
        function ri(t2, e2) {
          let r2 = false;
          if (e2 && e2.length)
            for (const n2 of e2)
              t2.fire(new Rt(new Error(n2.message))), r2 = true;
          return r2;
        }
        var ni = ii;
        function ii(t2, e2, r2) {
          var n2 = this.cells = [];
          if (t2 instanceof ArrayBuffer) {
            this.arrayBuffer = t2;
            var i3 = new Int32Array(this.arrayBuffer);
            t2 = i3[0], this.d = (e2 = i3[1]) + 2 * (r2 = i3[2]);
            for (var s2 = 0; s2 < this.d * this.d; s2++) {
              var a2 = i3[3 + s2], o2 = i3[3 + s2 + 1];
              n2.push(a2 === o2 ? null : i3.subarray(a2, o2));
            }
            var l2 = i3[3 + n2.length + 1];
            this.keys = i3.subarray(i3[3 + n2.length], l2), this.bboxes = i3.subarray(l2), this.insert = this._insertReadonly;
          } else {
            this.d = e2 + 2 * r2;
            for (var u2 = 0; u2 < this.d * this.d; u2++)
              n2.push([]);
            this.keys = [], this.bboxes = [];
          }
          this.n = e2, this.extent = t2, this.padding = r2, this.scale = e2 / t2, this.uid = 0;
          var c2 = r2 / e2 * t2;
          this.min = -c2, this.max = t2 + c2;
        }
        ii.prototype.insert = function(t2, e2, r2, n2, i3) {
          this._forEachCell(e2, r2, n2, i3, this._insertCell, this.uid++), this.keys.push(t2), this.bboxes.push(e2), this.bboxes.push(r2), this.bboxes.push(n2), this.bboxes.push(i3);
        }, ii.prototype._insertReadonly = function() {
          throw "Cannot insert into a GridIndex created from an ArrayBuffer.";
        }, ii.prototype._insertCell = function(t2, e2, r2, n2, i3, s2) {
          this.cells[i3].push(s2);
        }, ii.prototype.query = function(t2, e2, r2, n2, i3) {
          var s2 = this.min, a2 = this.max;
          if (t2 <= s2 && e2 <= s2 && a2 <= r2 && a2 <= n2 && !i3)
            return Array.prototype.slice.call(this.keys);
          var o2 = [];
          return this._forEachCell(t2, e2, r2, n2, this._queryCell, o2, {}, i3), o2;
        }, ii.prototype._queryCell = function(t2, e2, r2, n2, i3, s2, a2, o2) {
          var l2 = this.cells[i3];
          if (null !== l2)
            for (var u2 = this.keys, c2 = this.bboxes, h2 = 0; h2 < l2.length; h2++) {
              var p2 = l2[h2];
              if (void 0 === a2[p2]) {
                var f2 = 4 * p2;
                (o2 ? o2(c2[f2 + 0], c2[f2 + 1], c2[f2 + 2], c2[f2 + 3]) : t2 <= c2[f2 + 2] && e2 <= c2[f2 + 3] && r2 >= c2[f2 + 0] && n2 >= c2[f2 + 1]) ? (a2[p2] = true, s2.push(u2[p2])) : a2[p2] = false;
              }
            }
        }, ii.prototype._forEachCell = function(t2, e2, r2, n2, i3, s2, a2, o2) {
          for (var l2 = this._convertToCellCoord(t2), u2 = this._convertToCellCoord(e2), c2 = this._convertToCellCoord(r2), h2 = this._convertToCellCoord(n2), p2 = l2; p2 <= c2; p2++)
            for (var f2 = u2; f2 <= h2; f2++) {
              var d2 = this.d * f2 + p2;
              if ((!o2 || o2(this._convertFromCellCoord(p2), this._convertFromCellCoord(f2), this._convertFromCellCoord(p2 + 1), this._convertFromCellCoord(f2 + 1))) && i3.call(this, t2, e2, r2, n2, d2, s2, a2, o2))
                return;
            }
        }, ii.prototype._convertFromCellCoord = function(t2) {
          return (t2 - this.padding) / this.scale;
        }, ii.prototype._convertToCellCoord = function(t2) {
          return Math.max(0, Math.min(this.d - 1, Math.floor(t2 * this.scale) + this.padding));
        }, ii.prototype.toArrayBuffer = function() {
          if (this.arrayBuffer)
            return this.arrayBuffer;
          for (var t2 = this.cells, e2 = 3 + this.cells.length + 1 + 1, r2 = 0, n2 = 0; n2 < this.cells.length; n2++)
            r2 += this.cells[n2].length;
          var i3 = new Int32Array(e2 + r2 + this.keys.length + this.bboxes.length);
          i3[0] = this.extent, i3[1] = this.n, i3[2] = this.padding;
          for (var s2 = e2, a2 = 0; a2 < t2.length; a2++) {
            var o2 = t2[a2];
            i3[3 + a2] = s2, i3.set(o2, s2), s2 += o2.length;
          }
          return i3[3 + t2.length] = s2, i3.set(this.keys, s2), i3[3 + t2.length + 1] = s2 += this.keys.length, i3.set(this.bboxes, s2), s2 += this.bboxes.length, i3.buffer;
        };
        const si = {};
        function ai(t2, e2, r2 = {}) {
          Object.defineProperty(t2, "_classRegistryKey", { value: e2, writeable: false }), si[e2] = { klass: t2, omit: r2.omit || [] };
        }
        ai(Object, "Object"), ni.serialize = function(t2, e2) {
          const r2 = t2.toArrayBuffer();
          return e2 && e2.push(r2), { buffer: r2 };
        }, ni.deserialize = function(t2) {
          return new ni(t2.buffer);
        }, Object.defineProperty(ni, "name", { value: "Grid" }), ai(ni, "Grid"), ai(ce, "Color"), ai(Error, "Error"), ai(kt, "AJAXError"), ai(de, "ResolvedImage"), ai(dn, "StylePropertyFunction"), ai(ln, "StyleExpression", { omit: ["_evaluator"] }), ai(pn, "ZoomDependentExpression"), ai(hn, "ZoomConstantExpression"), ai(ze, "CompoundExpression", { omit: ["_evaluate"] });
        for (const t2 in Or)
          si[Or[t2]._classRegistryKey] || ai(Or[t2], `Expression${t2}`);
        function oi(t2) {
          return t2 && "undefined" != typeof ArrayBuffer && (t2 instanceof ArrayBuffer || t2.constructor && "ArrayBuffer" === t2.constructor.name);
        }
        function li(t2) {
          return a.ImageBitmap && t2 instanceof a.ImageBitmap;
        }
        function ui(t2, e2) {
          if (null == t2 || "boolean" == typeof t2 || "number" == typeof t2 || "string" == typeof t2 || t2 instanceof Boolean || t2 instanceof Number || t2 instanceof String || t2 instanceof Date || t2 instanceof RegExp)
            return t2;
          if (oi(t2) || li(t2))
            return e2 && e2.push(t2), t2;
          if (ArrayBuffer.isView(t2)) {
            const r2 = t2;
            return e2 && e2.push(r2.buffer), r2;
          }
          if (t2 instanceof a.ImageData)
            return e2 && e2.push(t2.data.buffer), t2;
          if (Array.isArray(t2)) {
            const r2 = [];
            for (const n2 of t2)
              r2.push(ui(n2, e2));
            return r2;
          }
          if ("object" == typeof t2) {
            const r2 = t2.constructor, n2 = r2._classRegistryKey;
            if (!n2)
              throw new Error(`can't serialize object of unregistered class ${n2}`);
            const i3 = r2.serialize ? r2.serialize(t2, e2) : {};
            if (!r2.serialize) {
              for (const r3 in t2)
                t2.hasOwnProperty(r3) && (si[n2].omit.indexOf(r3) >= 0 || (i3[r3] = ui(t2[r3], e2)));
              t2 instanceof Error && (i3.message = t2.message);
            }
            if (i3.$name)
              throw new Error("$name property is reserved for worker serialization logic.");
            return "Object" !== n2 && (i3.$name = n2), i3;
          }
          throw new Error("can't serialize object of type " + typeof t2);
        }
        function ci(t2) {
          if (null == t2 || "boolean" == typeof t2 || "number" == typeof t2 || "string" == typeof t2 || t2 instanceof Boolean || t2 instanceof Number || t2 instanceof String || t2 instanceof Date || t2 instanceof RegExp || oi(t2) || li(t2) || ArrayBuffer.isView(t2) || t2 instanceof a.ImageData)
            return t2;
          if (Array.isArray(t2))
            return t2.map(ci);
          if ("object" == typeof t2) {
            const e2 = t2.$name || "Object", { klass: r2 } = si[e2];
            if (!r2)
              throw new Error(`can't deserialize unregistered class ${e2}`);
            if (r2.deserialize)
              return r2.deserialize(t2);
            const n2 = Object.create(r2.prototype);
            for (const e3 of Object.keys(t2))
              "$name" !== e3 && (n2[e3] = ci(t2[e3]));
            return n2;
          }
          throw new Error("can't deserialize object of type " + typeof t2);
        }
        class hi {
          constructor() {
            this.first = true;
          }
          update(t2, e2) {
            const r2 = Math.floor(t2);
            return this.first ? (this.first = false, this.lastIntegerZoom = r2, this.lastIntegerZoomTime = 0, this.lastZoom = t2, this.lastFloorZoom = r2, true) : (this.lastFloorZoom > r2 ? (this.lastIntegerZoom = r2 + 1, this.lastIntegerZoomTime = e2) : this.lastFloorZoom < r2 && (this.lastIntegerZoom = r2, this.lastIntegerZoomTime = e2), t2 !== this.lastZoom && (this.lastZoom = t2, this.lastFloorZoom = r2, true));
          }
        }
        const pi = (t2) => t2 >= 1536 && t2 <= 1791, fi = (t2) => t2 >= 1872 && t2 <= 1919, di = (t2) => t2 >= 2208 && t2 <= 2303, yi = (t2) => t2 >= 11904 && t2 <= 12031, mi = (t2) => t2 >= 12032 && t2 <= 12255, gi = (t2) => t2 >= 12272 && t2 <= 12287, xi = (t2) => t2 >= 12288 && t2 <= 12351, vi = (t2) => t2 >= 12352 && t2 <= 12447, bi = (t2) => t2 >= 12448 && t2 <= 12543, _i = (t2) => t2 >= 12544 && t2 <= 12591, wi = (t2) => t2 >= 12704 && t2 <= 12735, Ai = (t2) => t2 >= 12736 && t2 <= 12783, ki = (t2) => t2 >= 12784 && t2 <= 12799, Si = (t2) => t2 >= 12800 && t2 <= 13055, Ii = (t2) => t2 >= 13056 && t2 <= 13311, Mi = (t2) => t2 >= 13312 && t2 <= 19903, Ti = (t2) => t2 >= 19968 && t2 <= 40959, zi = (t2) => t2 >= 40960 && t2 <= 42127, Bi = (t2) => t2 >= 42128 && t2 <= 42191, Ei = (t2) => t2 >= 44032 && t2 <= 55215, Ci = (t2) => t2 >= 63744 && t2 <= 64255, Di = (t2) => t2 >= 64336 && t2 <= 65023, Pi = (t2) => t2 >= 65040 && t2 <= 65055, Vi = (t2) => t2 >= 65072 && t2 <= 65103, Fi = (t2) => t2 >= 65104 && t2 <= 65135, Li = (t2) => t2 >= 65136 && t2 <= 65279, Ri = (t2) => t2 >= 65280 && t2 <= 65519;
        function Ui(t2) {
          for (const e2 of t2)
            if (Oi(e2.charCodeAt(0)))
              return true;
          return false;
        }
        function $i(t2) {
          for (const e2 of t2)
            if (!ji(e2.charCodeAt(0)))
              return false;
          return true;
        }
        function ji(t2) {
          return !(pi(t2) || fi(t2) || di(t2) || Di(t2) || Li(t2));
        }
        function Oi(t2) {
          return !(746 !== t2 && 747 !== t2 && (t2 < 4352 || !(wi(t2) || _i(t2) || Vi(t2) && !(t2 >= 65097 && t2 <= 65103) || Ci(t2) || Ii(t2) || yi(t2) || Ai(t2) || !(!xi(t2) || t2 >= 12296 && t2 <= 12305 || t2 >= 12308 && t2 <= 12319 || 12336 === t2) || Mi(t2) || Ti(t2) || Si(t2) || ((t3) => t3 >= 12592 && t3 <= 12687)(t2) || ((t3) => t3 >= 43360 && t3 <= 43391)(t2) || ((t3) => t3 >= 55216 && t3 <= 55295)(t2) || ((t3) => t3 >= 4352 && t3 <= 4607)(t2) || Ei(t2) || vi(t2) || gi(t2) || ((t3) => t3 >= 12688 && t3 <= 12703)(t2) || mi(t2) || ki(t2) || bi(t2) && 12540 !== t2 || !(!Ri(t2) || 65288 === t2 || 65289 === t2 || 65293 === t2 || t2 >= 65306 && t2 <= 65310 || 65339 === t2 || 65341 === t2 || 65343 === t2 || t2 >= 65371 && t2 <= 65503 || 65507 === t2 || t2 >= 65512 && t2 <= 65519) || !(!Fi(t2) || t2 >= 65112 && t2 <= 65118 || t2 >= 65123 && t2 <= 65126) || ((t3) => t3 >= 5120 && t3 <= 5759)(t2) || ((t3) => t3 >= 6320 && t3 <= 6399)(t2) || Pi(t2) || ((t3) => t3 >= 19904 && t3 <= 19967)(t2) || zi(t2) || Bi(t2))));
        }
        function qi(t2) {
          return !(Oi(t2) || function(t3) {
            return !!(((t4) => t4 >= 128 && t4 <= 255)(t3) && (167 === t3 || 169 === t3 || 174 === t3 || 177 === t3 || 188 === t3 || 189 === t3 || 190 === t3 || 215 === t3 || 247 === t3) || ((t4) => t4 >= 8192 && t4 <= 8303)(t3) && (8214 === t3 || 8224 === t3 || 8225 === t3 || 8240 === t3 || 8241 === t3 || 8251 === t3 || 8252 === t3 || 8258 === t3 || 8263 === t3 || 8264 === t3 || 8265 === t3 || 8273 === t3) || ((t4) => t4 >= 8448 && t4 <= 8527)(t3) || ((t4) => t4 >= 8528 && t4 <= 8591)(t3) || ((t4) => t4 >= 8960 && t4 <= 9215)(t3) && (t3 >= 8960 && t3 <= 8967 || t3 >= 8972 && t3 <= 8991 || t3 >= 8996 && t3 <= 9e3 || 9003 === t3 || t3 >= 9085 && t3 <= 9114 || t3 >= 9150 && t3 <= 9165 || 9167 === t3 || t3 >= 9169 && t3 <= 9179 || t3 >= 9186 && t3 <= 9215) || ((t4) => t4 >= 9216 && t4 <= 9279)(t3) && 9251 !== t3 || ((t4) => t4 >= 9280 && t4 <= 9311)(t3) || ((t4) => t4 >= 9312 && t4 <= 9471)(t3) || ((t4) => t4 >= 9632 && t4 <= 9727)(t3) || ((t4) => t4 >= 9728 && t4 <= 9983)(t3) && !(t3 >= 9754 && t3 <= 9759) || ((t4) => t4 >= 11008 && t4 <= 11263)(t3) && (t3 >= 11026 && t3 <= 11055 || t3 >= 11088 && t3 <= 11097 || t3 >= 11192 && t3 <= 11243) || xi(t3) || bi(t3) || ((t4) => t4 >= 57344 && t4 <= 63743)(t3) || Vi(t3) || Fi(t3) || Ri(t3) || 8734 === t3 || 8756 === t3 || 8757 === t3 || t3 >= 9984 && t3 <= 10087 || t3 >= 10102 && t3 <= 10131 || 65532 === t3 || 65533 === t3);
          }(t2));
        }
        function Ni(t2) {
          return t2 >= 1424 && t2 <= 2303 || Di(t2) || Li(t2);
        }
        function Gi(t2, e2) {
          return !(!e2 && Ni(t2) || t2 >= 2304 && t2 <= 3583 || t2 >= 3840 && t2 <= 4255 || ((t3) => t3 >= 6016 && t3 <= 6143)(t2));
        }
        function Zi(t2) {
          for (const e2 of t2)
            if (Ni(e2.charCodeAt(0)))
              return true;
          return false;
        }
        const Xi = "deferred", Ki = "loading", Yi = "loaded";
        let Hi = null, Wi = "unavailable", Ji = null;
        const Qi = function(t2) {
          t2 && "string" == typeof t2 && t2.indexOf("NetworkError") > -1 && (Wi = "error"), Hi && Hi(t2);
        };
        function ts() {
          es.fire(new Lt("pluginStateChange", { pluginStatus: Wi, pluginURL: Ji }));
        }
        const es = new Ut(), rs = function() {
          return Wi;
        }, ns = function() {
          if (Wi !== Xi || !Ji)
            throw new Error("rtl-text-plugin cannot be downloaded unless a pluginURL is specified");
          Wi = Ki, ts(), Ji && Mt({ url: Ji }, (t2) => {
            t2 ? Qi(t2) : (Wi = Yi, ts());
          });
        }, is = { applyArabicShaping: null, processBidirectionalText: null, processStyledBidirectionalText: null, isLoaded: () => Wi === Yi || null != is.applyArabicShaping, isLoading: () => Wi === Ki, setState(t2) {
          Wi = t2.pluginStatus, Ji = t2.pluginURL;
        }, isParsed: () => null != is.applyArabicShaping && null != is.processBidirectionalText && null != is.processStyledBidirectionalText, getPluginURL: () => Ji };
        class ss {
          constructor(t2, e2) {
            this.zoom = t2, e2 ? (this.now = e2.now, this.fadeDuration = e2.fadeDuration, this.zoomHistory = e2.zoomHistory, this.transition = e2.transition, this.pitch = e2.pitch) : (this.now = 0, this.fadeDuration = 0, this.zoomHistory = new hi(), this.transition = {}, this.pitch = 0);
          }
          isSupportedScript(t2) {
            return function(t3, e2) {
              for (const r2 of t3)
                if (!Gi(r2.charCodeAt(0), e2))
                  return false;
              return true;
            }(t2, is.isLoaded());
          }
          crossFadingFactor() {
            return 0 === this.fadeDuration ? 1 : Math.min((this.now - this.zoomHistory.lastIntegerZoomTime) / this.fadeDuration, 1);
          }
          getCrossfadeParameters() {
            const t2 = this.zoom, e2 = t2 - Math.floor(t2), r2 = this.crossFadingFactor();
            return t2 > this.zoomHistory.lastIntegerZoom ? { fromScale: 2, toScale: 1, t: e2 + (1 - e2) * r2 } : { fromScale: 0.5, toScale: 1, t: 1 - (1 - r2) * e2 };
          }
        }
        class as {
          constructor(t2, e2) {
            this.property = t2, this.value = e2, this.expression = function(t3, e3) {
              if (Qr(t3))
                return new dn(t3, e3);
              if (un(t3)) {
                const r2 = fn(t3, e3);
                if ("error" === r2.result)
                  throw new Error(r2.value.map((t4) => `${t4.key}: ${t4.message}`).join(", "));
                return r2.value;
              }
              {
                let r2 = t3;
                return "string" == typeof t3 && "color" === e3.type && (r2 = ce.parse(t3)), { kind: "constant", evaluate: () => r2 };
              }
            }(void 0 === e2 ? t2.specification.default : e2, t2.specification);
          }
          isDataDriven() {
            return "source" === this.expression.kind || "composite" === this.expression.kind;
          }
          possiblyEvaluate(t2, e2, r2) {
            return this.property.possiblyEvaluate(this, t2, e2, r2);
          }
        }
        class os {
          constructor(t2) {
            this.property = t2, this.value = new as(t2, void 0);
          }
          transitioned(t2, e2) {
            return new us(this.property, this.value, e2, b({}, t2.transition, this.transition), t2.now);
          }
          untransitioned() {
            return new us(this.property, this.value, null, {}, 0);
          }
        }
        class ls {
          constructor(t2) {
            this._properties = t2, this._values = Object.create(t2.defaultTransitionablePropertyValues);
          }
          getValue(t2) {
            return B(this._values[t2].value.value);
          }
          setValue(t2, e2) {
            this._values.hasOwnProperty(t2) || (this._values[t2] = new os(this._values[t2].property)), this._values[t2].value = new as(this._values[t2].property, null === e2 ? void 0 : B(e2));
          }
          getTransition(t2) {
            return B(this._values[t2].transition);
          }
          setTransition(t2, e2) {
            this._values.hasOwnProperty(t2) || (this._values[t2] = new os(this._values[t2].property)), this._values[t2].transition = B(e2) || void 0;
          }
          serialize() {
            const t2 = {};
            for (const e2 of Object.keys(this._values)) {
              const r2 = this.getValue(e2);
              void 0 !== r2 && (t2[e2] = r2);
              const n2 = this.getTransition(e2);
              void 0 !== n2 && (t2[`${e2}-transition`] = n2);
            }
            return t2;
          }
          transitioned(t2, e2) {
            const r2 = new cs(this._properties);
            for (const n2 of Object.keys(this._values))
              r2._values[n2] = this._values[n2].transitioned(t2, e2._values[n2]);
            return r2;
          }
          untransitioned() {
            const t2 = new cs(this._properties);
            for (const e2 of Object.keys(this._values))
              t2._values[e2] = this._values[e2].untransitioned();
            return t2;
          }
        }
        class us {
          constructor(t2, e2, r2, n2, i3) {
            const s2 = n2.delay || 0, a2 = n2.duration || 0;
            i3 = i3 || 0, this.property = t2, this.value = e2, this.begin = i3 + s2, this.end = this.begin + a2, t2.specification.transition && (n2.delay || n2.duration) && (this.prior = r2);
          }
          possiblyEvaluate(t2, e2, r2) {
            const n2 = t2.now || 0, i3 = this.value.possiblyEvaluate(t2, e2, r2), s2 = this.prior;
            if (s2) {
              if (n2 > this.end)
                return this.prior = null, i3;
              if (this.value.isDataDriven())
                return this.prior = null, i3;
              if (n2 < this.begin)
                return s2.possiblyEvaluate(t2, e2, r2);
              {
                const a2 = (n2 - this.begin) / (this.end - this.begin);
                return this.property.interpolate(s2.possiblyEvaluate(t2, e2, r2), i3, p(a2));
              }
            }
            return i3;
          }
        }
        class cs {
          constructor(t2) {
            this._properties = t2, this._values = Object.create(t2.defaultTransitioningPropertyValues);
          }
          possiblyEvaluate(t2, e2, r2) {
            const n2 = new fs(this._properties);
            for (const i3 of Object.keys(this._values))
              n2._values[i3] = this._values[i3].possiblyEvaluate(t2, e2, r2);
            return n2;
          }
          hasTransition() {
            for (const t2 of Object.keys(this._values))
              if (this._values[t2].prior)
                return true;
            return false;
          }
        }
        class hs {
          constructor(t2) {
            this._properties = t2, this._values = Object.create(t2.defaultPropertyValues);
          }
          getValue(t2) {
            return B(this._values[t2].value);
          }
          setValue(t2, e2) {
            this._values[t2] = new as(this._values[t2].property, null === e2 ? void 0 : B(e2));
          }
          serialize() {
            const t2 = {};
            for (const e2 of Object.keys(this._values)) {
              const r2 = this.getValue(e2);
              void 0 !== r2 && (t2[e2] = r2);
            }
            return t2;
          }
          possiblyEvaluate(t2, e2, r2) {
            const n2 = new fs(this._properties);
            for (const i3 of Object.keys(this._values))
              n2._values[i3] = this._values[i3].possiblyEvaluate(t2, e2, r2);
            return n2;
          }
        }
        class ps {
          constructor(t2, e2, r2) {
            this.property = t2, this.value = e2, this.parameters = r2;
          }
          isConstant() {
            return "constant" === this.value.kind;
          }
          constantOr(t2) {
            return "constant" === this.value.kind ? this.value.value : t2;
          }
          evaluate(t2, e2, r2, n2) {
            return this.property.evaluate(this.value, this.parameters, t2, e2, r2, n2);
          }
        }
        class fs {
          constructor(t2) {
            this._properties = t2, this._values = Object.create(t2.defaultPossiblyEvaluatedValues);
          }
          get(t2) {
            return this._values[t2];
          }
        }
        class ds {
          constructor(t2) {
            this.specification = t2;
          }
          possiblyEvaluate(t2, e2) {
            return t2.expression.evaluate(e2);
          }
          interpolate(t2, e2, r2) {
            const n2 = nr[this.specification.type];
            return n2 ? n2(t2, e2, r2) : t2;
          }
        }
        class ys {
          constructor(t2, e2) {
            this.specification = t2, this.overrides = e2;
          }
          possiblyEvaluate(t2, e2, r2, n2) {
            return new ps(this, "constant" === t2.expression.kind || "camera" === t2.expression.kind ? { kind: "constant", value: t2.expression.evaluate(e2, null, {}, r2, n2) } : t2.expression, e2);
          }
          interpolate(t2, e2, r2) {
            if ("constant" !== t2.value.kind || "constant" !== e2.value.kind)
              return t2;
            if (void 0 === t2.value.value || void 0 === e2.value.value)
              return new ps(this, { kind: "constant", value: void 0 }, t2.parameters);
            const n2 = nr[this.specification.type];
            return n2 ? new ps(this, { kind: "constant", value: n2(t2.value.value, e2.value.value, r2) }, t2.parameters) : t2;
          }
          evaluate(t2, e2, r2, n2, i3, s2) {
            return "constant" === t2.kind ? t2.value : t2.evaluate(e2, r2, n2, i3, s2);
          }
        }
        class ms extends ys {
          possiblyEvaluate(t2, e2, r2, n2) {
            if (void 0 === t2.value)
              return new ps(this, { kind: "constant", value: void 0 }, e2);
            if ("constant" === t2.expression.kind) {
              const i3 = t2.expression.evaluate(e2, null, {}, r2, n2), s2 = "resolvedImage" === t2.property.specification.type && "string" != typeof i3 ? i3.name : i3, a2 = this._calculate(s2, s2, s2, e2);
              return new ps(this, { kind: "constant", value: a2 }, e2);
            }
            if ("camera" === t2.expression.kind) {
              const r3 = this._calculate(t2.expression.evaluate({ zoom: e2.zoom - 1 }), t2.expression.evaluate({ zoom: e2.zoom }), t2.expression.evaluate({ zoom: e2.zoom + 1 }), e2);
              return new ps(this, { kind: "constant", value: r3 }, e2);
            }
            return new ps(this, t2.expression, e2);
          }
          evaluate(t2, e2, r2, n2, i3, s2) {
            if ("source" === t2.kind) {
              const a2 = t2.evaluate(e2, r2, n2, i3, s2);
              return this._calculate(a2, a2, a2, e2);
            }
            return "composite" === t2.kind ? this._calculate(t2.evaluate({ zoom: Math.floor(e2.zoom) - 1 }, r2, n2), t2.evaluate({ zoom: Math.floor(e2.zoom) }, r2, n2), t2.evaluate({ zoom: Math.floor(e2.zoom) + 1 }, r2, n2), e2) : t2.value;
          }
          _calculate(t2, e2, r2, n2) {
            return n2.zoom > n2.zoomHistory.lastIntegerZoom ? { from: t2, to: e2, other: r2 } : { from: r2, to: e2, other: t2 };
          }
          interpolate(t2) {
            return t2;
          }
        }
        class gs {
          constructor(t2) {
            this.specification = t2;
          }
          possiblyEvaluate(t2, e2, r2, n2) {
            if (void 0 !== t2.value) {
              if ("constant" === t2.expression.kind) {
                const i3 = t2.expression.evaluate(e2, null, {}, r2, n2);
                return this._calculate(i3, i3, i3, e2);
              }
              return this._calculate(t2.expression.evaluate(new ss(Math.floor(e2.zoom - 1), e2)), t2.expression.evaluate(new ss(Math.floor(e2.zoom), e2)), t2.expression.evaluate(new ss(Math.floor(e2.zoom + 1), e2)), e2);
            }
          }
          _calculate(t2, e2, r2, n2) {
            return n2.zoom > n2.zoomHistory.lastIntegerZoom ? { from: t2, to: e2 } : { from: r2, to: e2 };
          }
          interpolate(t2) {
            return t2;
          }
        }
        class xs {
          constructor(t2) {
            this.specification = t2;
          }
          possiblyEvaluate(t2, e2, r2, n2) {
            return !!t2.expression.evaluate(e2, null, {}, r2, n2);
          }
          interpolate() {
            return false;
          }
        }
        class vs {
          constructor(t2) {
            this.properties = t2, this.defaultPropertyValues = {}, this.defaultTransitionablePropertyValues = {}, this.defaultTransitioningPropertyValues = {}, this.defaultPossiblyEvaluatedValues = {}, this.overridableProperties = [];
            for (const e2 in t2) {
              const r2 = t2[e2];
              r2.specification.overridable && this.overridableProperties.push(e2);
              const n2 = this.defaultPropertyValues[e2] = new as(r2, void 0), i3 = this.defaultTransitionablePropertyValues[e2] = new os(r2);
              this.defaultTransitioningPropertyValues[e2] = i3.untransitioned(), this.defaultPossiblyEvaluatedValues[e2] = n2.possiblyEvaluate({});
            }
          }
        }
        function bs(t2, e2) {
          return 256 * (t2 = y(Math.floor(t2), 0, 255)) + y(Math.floor(e2), 0, 255);
        }
        ai(ys, "DataDrivenProperty"), ai(ds, "DataConstantProperty"), ai(ms, "CrossFadedDataDrivenProperty"), ai(gs, "CrossFadedProperty"), ai(xs, "ColorRampProperty");
        const _s = { Int8: Int8Array, Uint8: Uint8Array, Int16: Int16Array, Uint16: Uint16Array, Int32: Int32Array, Uint32: Uint32Array, Float32: Float32Array };
        class ws {
          constructor(t2, e2) {
            this._structArray = t2, this._pos1 = e2 * this.size, this._pos2 = this._pos1 / 2, this._pos4 = this._pos1 / 4, this._pos8 = this._pos1 / 8;
          }
        }
        class As {
          constructor() {
            this.isTransferred = false, this.capacity = -1, this.resize(0);
          }
          static serialize(t2, e2) {
            return t2._trim(), e2 && (t2.isTransferred = true, e2.push(t2.arrayBuffer)), { length: t2.length, arrayBuffer: t2.arrayBuffer };
          }
          static deserialize(t2) {
            const e2 = Object.create(this.prototype);
            return e2.arrayBuffer = t2.arrayBuffer, e2.length = t2.length, e2.capacity = t2.arrayBuffer.byteLength / e2.bytesPerElement, e2._refreshViews(), e2;
          }
          _trim() {
            this.length !== this.capacity && (this.capacity = this.length, this.arrayBuffer = this.arrayBuffer.slice(0, this.length * this.bytesPerElement), this._refreshViews());
          }
          clear() {
            this.length = 0;
          }
          resize(t2) {
            this.reserve(t2), this.length = t2;
          }
          reserve(t2) {
            if (t2 > this.capacity) {
              this.capacity = Math.max(t2, Math.floor(5 * this.capacity), 128), this.arrayBuffer = new ArrayBuffer(this.capacity * this.bytesPerElement);
              const e2 = this.uint8;
              this._refreshViews(), e2 && this.uint8.set(e2);
            }
          }
          _refreshViews() {
            throw new Error("_refreshViews() must be implemented by each concrete StructArray layout");
          }
          destroy() {
            this.int8 = this.uint8 = this.int16 = this.uint16 = this.int32 = this.uint32 = this.float32 = null, this.arrayBuffer = null;
          }
        }
        function ks(t2, e2 = 1) {
          let r2 = 0, n2 = 0;
          return { members: t2.map((t3) => {
            const i3 = _s[t3.type].BYTES_PER_ELEMENT, s2 = r2 = Ss(r2, Math.max(e2, i3)), a2 = t3.components || 1;
            return n2 = Math.max(n2, i3), r2 += i3 * a2, { name: t3.name, type: t3.type, components: a2, offset: s2 };
          }), size: Ss(r2, Math.max(n2, e2)), alignment: e2 };
        }
        function Ss(t2, e2) {
          return Math.ceil(t2 / e2) * e2;
        }
        class Is extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2) {
            const r2 = this.length;
            return this.resize(r2 + 1), this.emplace(r2, t2, e2);
          }
          emplace(t2, e2, r2) {
            const n2 = 2 * t2;
            return this.int16[n2 + 0] = e2, this.int16[n2 + 1] = r2, t2;
          }
        }
        Is.prototype.bytesPerElement = 4, ai(Is, "StructArrayLayout2i4");
        class Ms extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2) {
            const n2 = this.length;
            return this.resize(n2 + 1), this.emplace(n2, t2, e2, r2);
          }
          emplace(t2, e2, r2, n2) {
            const i3 = 3 * t2;
            return this.int16[i3 + 0] = e2, this.int16[i3 + 1] = r2, this.int16[i3 + 2] = n2, t2;
          }
        }
        Ms.prototype.bytesPerElement = 6, ai(Ms, "StructArrayLayout3i6");
        class Ts extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2) {
            const i3 = this.length;
            return this.resize(i3 + 1), this.emplace(i3, t2, e2, r2, n2);
          }
          emplace(t2, e2, r2, n2, i3) {
            const s2 = 4 * t2;
            return this.int16[s2 + 0] = e2, this.int16[s2 + 1] = r2, this.int16[s2 + 2] = n2, this.int16[s2 + 3] = i3, t2;
          }
        }
        Ts.prototype.bytesPerElement = 8, ai(Ts, "StructArrayLayout4i8");
        class zs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2) {
            const o2 = this.length;
            return this.resize(o2 + 1), this.emplace(o2, t2, e2, r2, n2, i3, s2, a2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = 6 * t2, u2 = 12 * t2, c2 = 3 * t2;
            return this.int16[l2 + 0] = e2, this.int16[l2 + 1] = r2, this.uint8[u2 + 4] = n2, this.uint8[u2 + 5] = i3, this.uint8[u2 + 6] = s2, this.uint8[u2 + 7] = a2, this.float32[c2 + 2] = o2, t2;
          }
        }
        zs.prototype.bytesPerElement = 12, ai(zs, "StructArrayLayout2i4ub1f12");
        class Bs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2) {
            const i3 = this.length;
            return this.resize(i3 + 1), this.emplace(i3, t2, e2, r2, n2);
          }
          emplace(t2, e2, r2, n2, i3) {
            const s2 = 4 * t2;
            return this.float32[s2 + 0] = e2, this.float32[s2 + 1] = r2, this.float32[s2 + 2] = n2, this.float32[s2 + 3] = i3, t2;
          }
        }
        Bs.prototype.bytesPerElement = 16, ai(Bs, "StructArrayLayout4f16");
        class Es extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2) {
            const c2 = this.length;
            return this.resize(c2 + 1), this.emplace(c2, t2, e2, r2, n2, i3, s2, a2, o2, l2, u2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2) {
            const h2 = 10 * t2;
            return this.uint16[h2 + 0] = e2, this.uint16[h2 + 1] = r2, this.uint16[h2 + 2] = n2, this.uint16[h2 + 3] = i3, this.uint16[h2 + 4] = s2, this.uint16[h2 + 5] = a2, this.uint16[h2 + 6] = o2, this.uint16[h2 + 7] = l2, this.uint16[h2 + 8] = u2, this.uint16[h2 + 9] = c2, t2;
          }
        }
        Es.prototype.bytesPerElement = 20, ai(Es, "StructArrayLayout10ui20");
        class Cs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = this.length;
            return this.resize(l2 + 1), this.emplace(l2, t2, e2, r2, n2, i3, s2, a2, o2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
            const u2 = 8 * t2;
            return this.uint16[u2 + 0] = e2, this.uint16[u2 + 1] = r2, this.uint16[u2 + 2] = n2, this.uint16[u2 + 3] = i3, this.uint16[u2 + 4] = s2, this.uint16[u2 + 5] = a2, this.uint16[u2 + 6] = o2, this.uint16[u2 + 7] = l2, t2;
          }
        }
        Cs.prototype.bytesPerElement = 16, ai(Cs, "StructArrayLayout8ui16");
        class Ds extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2) {
            const a2 = this.length;
            return this.resize(a2 + 1), this.emplace(a2, t2, e2, r2, n2, i3, s2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2) {
            const o2 = 6 * t2;
            return this.int16[o2 + 0] = e2, this.int16[o2 + 1] = r2, this.int16[o2 + 2] = n2, this.int16[o2 + 3] = i3, this.int16[o2 + 4] = s2, this.int16[o2 + 5] = a2, t2;
          }
        }
        Ds.prototype.bytesPerElement = 12, ai(Ds, "StructArrayLayout6i12");
        class Ps extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2) {
            const m2 = this.length;
            return this.resize(m2 + 1), this.emplace(m2, t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2) {
            const g2 = 16 * t2;
            return this.int16[g2 + 0] = e2, this.int16[g2 + 1] = r2, this.int16[g2 + 2] = n2, this.int16[g2 + 3] = i3, this.uint16[g2 + 4] = s2, this.uint16[g2 + 5] = a2, this.uint16[g2 + 6] = o2, this.uint16[g2 + 7] = l2, this.int16[g2 + 8] = u2, this.int16[g2 + 9] = c2, this.int16[g2 + 10] = h2, this.int16[g2 + 11] = p2, this.int16[g2 + 12] = f2, this.int16[g2 + 13] = d2, this.int16[g2 + 14] = y2, this.int16[g2 + 15] = m2, t2;
          }
        }
        Ps.prototype.bytesPerElement = 32, ai(Ps, "StructArrayLayout4i4ui4i4i32");
        class Vs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2) {
            const n2 = this.length;
            return this.resize(n2 + 1), this.emplace(n2, t2, e2, r2);
          }
          emplace(t2, e2, r2, n2) {
            const i3 = 3 * t2;
            return this.float32[i3 + 0] = e2, this.float32[i3 + 1] = r2, this.float32[i3 + 2] = n2, t2;
          }
        }
        Vs.prototype.bytesPerElement = 12, ai(Vs, "StructArrayLayout3f12");
        class Fs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint32 = new Uint32Array(this.arrayBuffer);
          }
          emplaceBack(t2) {
            const e2 = this.length;
            return this.resize(e2 + 1), this.emplace(e2, t2);
          }
          emplace(t2, e2) {
            return this.uint32[1 * t2 + 0] = e2, t2;
          }
        }
        Fs.prototype.bytesPerElement = 4, ai(Fs, "StructArrayLayout1ul4");
        class Ls extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer), this.uint32 = new Uint32Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2) {
            const f2 = this.length;
            return this.resize(f2 + 1), this.emplace(f2, t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2) {
            const d2 = 20 * t2, y2 = 10 * t2;
            return this.int16[d2 + 0] = e2, this.int16[d2 + 1] = r2, this.int16[d2 + 2] = n2, this.int16[d2 + 3] = i3, this.int16[d2 + 4] = s2, this.float32[y2 + 3] = a2, this.float32[y2 + 4] = o2, this.float32[y2 + 5] = l2, this.float32[y2 + 6] = u2, this.int16[d2 + 14] = c2, this.uint32[y2 + 8] = h2, this.uint16[d2 + 18] = p2, this.uint16[d2 + 19] = f2, t2;
          }
        }
        Ls.prototype.bytesPerElement = 40, ai(Ls, "StructArrayLayout5i4f1i1ul2ui40");
        class Rs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2) {
            const o2 = this.length;
            return this.resize(o2 + 1), this.emplace(o2, t2, e2, r2, n2, i3, s2, a2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = 8 * t2;
            return this.int16[l2 + 0] = e2, this.int16[l2 + 1] = r2, this.int16[l2 + 2] = n2, this.int16[l2 + 4] = i3, this.int16[l2 + 5] = s2, this.int16[l2 + 6] = a2, this.int16[l2 + 7] = o2, t2;
          }
        }
        Rs.prototype.bytesPerElement = 16, ai(Rs, "StructArrayLayout3i2i2i16");
        class Us extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3) {
            const s2 = this.length;
            return this.resize(s2 + 1), this.emplace(s2, t2, e2, r2, n2, i3);
          }
          emplace(t2, e2, r2, n2, i3, s2) {
            const a2 = 4 * t2, o2 = 8 * t2;
            return this.float32[a2 + 0] = e2, this.float32[a2 + 1] = r2, this.float32[a2 + 2] = n2, this.int16[o2 + 6] = i3, this.int16[o2 + 7] = s2, t2;
          }
        }
        Us.prototype.bytesPerElement = 16, ai(Us, "StructArrayLayout2f1f2i16");
        class $s extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2) {
            const i3 = this.length;
            return this.resize(i3 + 1), this.emplace(i3, t2, e2, r2, n2);
          }
          emplace(t2, e2, r2, n2, i3) {
            const s2 = 12 * t2, a2 = 3 * t2;
            return this.uint8[s2 + 0] = e2, this.uint8[s2 + 1] = r2, this.float32[a2 + 1] = n2, this.float32[a2 + 2] = i3, t2;
          }
        }
        $s.prototype.bytesPerElement = 12, ai($s, "StructArrayLayout2ub2f12");
        class js extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2) {
            const n2 = this.length;
            return this.resize(n2 + 1), this.emplace(n2, t2, e2, r2);
          }
          emplace(t2, e2, r2, n2) {
            const i3 = 3 * t2;
            return this.uint16[i3 + 0] = e2, this.uint16[i3 + 1] = r2, this.uint16[i3 + 2] = n2, t2;
          }
        }
        js.prototype.bytesPerElement = 6, ai(js, "StructArrayLayout3ui6");
        class Os extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer), this.uint32 = new Uint32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2) {
            const _2 = this.length;
            return this.resize(_2 + 1), this.emplace(_2, t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2, _2) {
            const w2 = 30 * t2, A2 = 15 * t2, k2 = 60 * t2;
            return this.int16[w2 + 0] = e2, this.int16[w2 + 1] = r2, this.int16[w2 + 2] = n2, this.float32[A2 + 2] = i3, this.float32[A2 + 3] = s2, this.uint16[w2 + 8] = a2, this.uint16[w2 + 9] = o2, this.uint32[A2 + 5] = l2, this.uint32[A2 + 6] = u2, this.uint32[A2 + 7] = c2, this.uint16[w2 + 16] = h2, this.uint16[w2 + 17] = p2, this.uint16[w2 + 18] = f2, this.float32[A2 + 10] = d2, this.float32[A2 + 11] = y2, this.uint8[k2 + 48] = m2, this.uint8[k2 + 49] = g2, this.uint8[k2 + 50] = x2, this.uint32[A2 + 13] = v2, this.int16[w2 + 28] = b2, this.uint8[k2 + 58] = _2, t2;
          }
        }
        Os.prototype.bytesPerElement = 60, ai(Os, "StructArrayLayout3i2f2ui3ul3ui2f3ub1ul1i1ub60");
        class qs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer), this.uint32 = new Uint32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2, _2, w2, A2, k2, S2, I2, M2, T2, z2) {
            const B2 = this.length;
            return this.resize(B2 + 1), this.emplace(B2, t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2, _2, w2, A2, k2, S2, I2, M2, T2, z2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2, x2, v2, b2, _2, w2, A2, k2, S2, I2, M2, T2, z2, B2) {
            const E2 = 38 * t2, C2 = 19 * t2;
            return this.int16[E2 + 0] = e2, this.int16[E2 + 1] = r2, this.int16[E2 + 2] = n2, this.float32[C2 + 2] = i3, this.float32[C2 + 3] = s2, this.int16[E2 + 8] = a2, this.int16[E2 + 9] = o2, this.int16[E2 + 10] = l2, this.int16[E2 + 11] = u2, this.int16[E2 + 12] = c2, this.int16[E2 + 13] = h2, this.uint16[E2 + 14] = p2, this.uint16[E2 + 15] = f2, this.uint16[E2 + 16] = d2, this.uint16[E2 + 17] = y2, this.uint16[E2 + 18] = m2, this.uint16[E2 + 19] = g2, this.uint16[E2 + 20] = x2, this.uint16[E2 + 21] = v2, this.uint16[E2 + 22] = b2, this.uint16[E2 + 23] = _2, this.uint16[E2 + 24] = w2, this.uint16[E2 + 25] = A2, this.uint16[E2 + 26] = k2, this.uint16[E2 + 27] = S2, this.uint16[E2 + 28] = I2, this.uint32[C2 + 15] = M2, this.float32[C2 + 16] = T2, this.float32[C2 + 17] = z2, this.float32[C2 + 18] = B2, t2;
          }
        }
        qs.prototype.bytesPerElement = 76, ai(qs, "StructArrayLayout3i2f6i15ui1ul3f76");
        class Ns extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2) {
            const e2 = this.length;
            return this.resize(e2 + 1), this.emplace(e2, t2);
          }
          emplace(t2, e2) {
            return this.float32[1 * t2 + 0] = e2, t2;
          }
        }
        Ns.prototype.bytesPerElement = 4, ai(Ns, "StructArrayLayout1f4");
        class Gs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2) {
            const o2 = this.length;
            return this.resize(o2 + 1), this.emplace(o2, t2, e2, r2, n2, i3, s2, a2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = 7 * t2;
            return this.float32[l2 + 0] = e2, this.float32[l2 + 1] = r2, this.float32[l2 + 2] = n2, this.float32[l2 + 3] = i3, this.float32[l2 + 4] = s2, this.float32[l2 + 5] = a2, this.float32[l2 + 6] = o2, t2;
          }
        }
        Gs.prototype.bytesPerElement = 28, ai(Gs, "StructArrayLayout7f28");
        class Zs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3) {
            const s2 = this.length;
            return this.resize(s2 + 1), this.emplace(s2, t2, e2, r2, n2, i3);
          }
          emplace(t2, e2, r2, n2, i3, s2) {
            const a2 = 5 * t2;
            return this.float32[a2 + 0] = e2, this.float32[a2 + 1] = r2, this.float32[a2 + 2] = n2, this.float32[a2 + 3] = i3, this.float32[a2 + 4] = s2, t2;
          }
        }
        Zs.prototype.bytesPerElement = 20, ai(Zs, "StructArrayLayout5f20");
        class Xs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint32 = new Uint32Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2) {
            const i3 = this.length;
            return this.resize(i3 + 1), this.emplace(i3, t2, e2, r2, n2);
          }
          emplace(t2, e2, r2, n2, i3) {
            const s2 = 6 * t2;
            return this.uint32[3 * t2 + 0] = e2, this.uint16[s2 + 2] = r2, this.uint16[s2 + 3] = n2, this.uint16[s2 + 4] = i3, t2;
          }
        }
        Xs.prototype.bytesPerElement = 12, ai(Xs, "StructArrayLayout1ul3ui12");
        class Ks extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2) {
            const r2 = this.length;
            return this.resize(r2 + 1), this.emplace(r2, t2, e2);
          }
          emplace(t2, e2, r2) {
            const n2 = 2 * t2;
            return this.uint16[n2 + 0] = e2, this.uint16[n2 + 1] = r2, t2;
          }
        }
        Ks.prototype.bytesPerElement = 4, ai(Ks, "StructArrayLayout2ui4");
        class Ys extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.uint16 = new Uint16Array(this.arrayBuffer);
          }
          emplaceBack(t2) {
            const e2 = this.length;
            return this.resize(e2 + 1), this.emplace(e2, t2);
          }
          emplace(t2, e2) {
            return this.uint16[1 * t2 + 0] = e2, t2;
          }
        }
        Ys.prototype.bytesPerElement = 2, ai(Ys, "StructArrayLayout1ui2");
        class Hs extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2) {
            const r2 = this.length;
            return this.resize(r2 + 1), this.emplace(r2, t2, e2);
          }
          emplace(t2, e2, r2) {
            const n2 = 2 * t2;
            return this.float32[n2 + 0] = e2, this.float32[n2 + 1] = r2, t2;
          }
        }
        Hs.prototype.bytesPerElement = 8, ai(Hs, "StructArrayLayout2f8");
        class Ws extends As {
          _refreshViews() {
            this.uint8 = new Uint8Array(this.arrayBuffer), this.int16 = new Int16Array(this.arrayBuffer), this.float32 = new Float32Array(this.arrayBuffer);
          }
          emplaceBack(t2, e2, r2, n2, i3, s2, a2) {
            const o2 = this.length;
            return this.resize(o2 + 1), this.emplace(o2, t2, e2, r2, n2, i3, s2, a2);
          }
          emplace(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = 8 * t2, u2 = 4 * t2;
            return this.int16[l2 + 0] = e2, this.int16[l2 + 1] = r2, this.int16[l2 + 2] = n2, this.int16[l2 + 3] = i3, this.int16[l2 + 4] = s2, this.int16[l2 + 5] = a2, this.float32[u2 + 3] = o2, t2;
          }
        }
        Ws.prototype.bytesPerElement = 16, ai(Ws, "StructArrayLayout6i1f16");
        class Js extends ws {
          get a_pos_30() {
            return this._structArray.int16[this._pos2 + 0];
          }
          get a_pos_31() {
            return this._structArray.int16[this._pos2 + 1];
          }
          get a_pos_32() {
            return this._structArray.int16[this._pos2 + 2];
          }
          get a_pos_normal_30() {
            return this._structArray.int16[this._pos2 + 3];
          }
          get a_pos_normal_31() {
            return this._structArray.int16[this._pos2 + 4];
          }
          get a_pos_normal_32() {
            return this._structArray.int16[this._pos2 + 5];
          }
        }
        Js.prototype.size = 12;
        class Qs extends Ds {
          get(t2) {
            return new Js(this, t2);
          }
        }
        ai(Qs, "FillExtrusionExtArray");
        class ta extends ws {
          get projectedAnchorX() {
            return this._structArray.int16[this._pos2 + 0];
          }
          get projectedAnchorY() {
            return this._structArray.int16[this._pos2 + 1];
          }
          get projectedAnchorZ() {
            return this._structArray.int16[this._pos2 + 2];
          }
          get tileAnchorX() {
            return this._structArray.int16[this._pos2 + 3];
          }
          get tileAnchorY() {
            return this._structArray.int16[this._pos2 + 4];
          }
          get x1() {
            return this._structArray.float32[this._pos4 + 3];
          }
          get y1() {
            return this._structArray.float32[this._pos4 + 4];
          }
          get x2() {
            return this._structArray.float32[this._pos4 + 5];
          }
          get y2() {
            return this._structArray.float32[this._pos4 + 6];
          }
          get padding() {
            return this._structArray.int16[this._pos2 + 14];
          }
          get featureIndex() {
            return this._structArray.uint32[this._pos4 + 8];
          }
          get sourceLayerIndex() {
            return this._structArray.uint16[this._pos2 + 18];
          }
          get bucketIndex() {
            return this._structArray.uint16[this._pos2 + 19];
          }
        }
        ta.prototype.size = 40;
        class ea extends Ls {
          get(t2) {
            return new ta(this, t2);
          }
        }
        ai(ea, "CollisionBoxArray");
        class ra extends ws {
          get projectedAnchorX() {
            return this._structArray.int16[this._pos2 + 0];
          }
          get projectedAnchorY() {
            return this._structArray.int16[this._pos2 + 1];
          }
          get projectedAnchorZ() {
            return this._structArray.int16[this._pos2 + 2];
          }
          get tileAnchorX() {
            return this._structArray.float32[this._pos4 + 2];
          }
          get tileAnchorY() {
            return this._structArray.float32[this._pos4 + 3];
          }
          get glyphStartIndex() {
            return this._structArray.uint16[this._pos2 + 8];
          }
          get numGlyphs() {
            return this._structArray.uint16[this._pos2 + 9];
          }
          get vertexStartIndex() {
            return this._structArray.uint32[this._pos4 + 5];
          }
          get lineStartIndex() {
            return this._structArray.uint32[this._pos4 + 6];
          }
          get lineLength() {
            return this._structArray.uint32[this._pos4 + 7];
          }
          get segment() {
            return this._structArray.uint16[this._pos2 + 16];
          }
          get lowerSize() {
            return this._structArray.uint16[this._pos2 + 17];
          }
          get upperSize() {
            return this._structArray.uint16[this._pos2 + 18];
          }
          get lineOffsetX() {
            return this._structArray.float32[this._pos4 + 10];
          }
          get lineOffsetY() {
            return this._structArray.float32[this._pos4 + 11];
          }
          get writingMode() {
            return this._structArray.uint8[this._pos1 + 48];
          }
          get placedOrientation() {
            return this._structArray.uint8[this._pos1 + 49];
          }
          set placedOrientation(t2) {
            this._structArray.uint8[this._pos1 + 49] = t2;
          }
          get hidden() {
            return this._structArray.uint8[this._pos1 + 50];
          }
          set hidden(t2) {
            this._structArray.uint8[this._pos1 + 50] = t2;
          }
          get crossTileID() {
            return this._structArray.uint32[this._pos4 + 13];
          }
          set crossTileID(t2) {
            this._structArray.uint32[this._pos4 + 13] = t2;
          }
          get associatedIconIndex() {
            return this._structArray.int16[this._pos2 + 28];
          }
          get flipState() {
            return this._structArray.uint8[this._pos1 + 58];
          }
          set flipState(t2) {
            this._structArray.uint8[this._pos1 + 58] = t2;
          }
        }
        ra.prototype.size = 60;
        class na extends Os {
          get(t2) {
            return new ra(this, t2);
          }
        }
        ai(na, "PlacedSymbolArray");
        class ia extends ws {
          get projectedAnchorX() {
            return this._structArray.int16[this._pos2 + 0];
          }
          get projectedAnchorY() {
            return this._structArray.int16[this._pos2 + 1];
          }
          get projectedAnchorZ() {
            return this._structArray.int16[this._pos2 + 2];
          }
          get tileAnchorX() {
            return this._structArray.float32[this._pos4 + 2];
          }
          get tileAnchorY() {
            return this._structArray.float32[this._pos4 + 3];
          }
          get rightJustifiedTextSymbolIndex() {
            return this._structArray.int16[this._pos2 + 8];
          }
          get centerJustifiedTextSymbolIndex() {
            return this._structArray.int16[this._pos2 + 9];
          }
          get leftJustifiedTextSymbolIndex() {
            return this._structArray.int16[this._pos2 + 10];
          }
          get verticalPlacedTextSymbolIndex() {
            return this._structArray.int16[this._pos2 + 11];
          }
          get placedIconSymbolIndex() {
            return this._structArray.int16[this._pos2 + 12];
          }
          get verticalPlacedIconSymbolIndex() {
            return this._structArray.int16[this._pos2 + 13];
          }
          get key() {
            return this._structArray.uint16[this._pos2 + 14];
          }
          get textBoxStartIndex() {
            return this._structArray.uint16[this._pos2 + 15];
          }
          get textBoxEndIndex() {
            return this._structArray.uint16[this._pos2 + 16];
          }
          get verticalTextBoxStartIndex() {
            return this._structArray.uint16[this._pos2 + 17];
          }
          get verticalTextBoxEndIndex() {
            return this._structArray.uint16[this._pos2 + 18];
          }
          get iconBoxStartIndex() {
            return this._structArray.uint16[this._pos2 + 19];
          }
          get iconBoxEndIndex() {
            return this._structArray.uint16[this._pos2 + 20];
          }
          get verticalIconBoxStartIndex() {
            return this._structArray.uint16[this._pos2 + 21];
          }
          get verticalIconBoxEndIndex() {
            return this._structArray.uint16[this._pos2 + 22];
          }
          get featureIndex() {
            return this._structArray.uint16[this._pos2 + 23];
          }
          get numHorizontalGlyphVertices() {
            return this._structArray.uint16[this._pos2 + 24];
          }
          get numVerticalGlyphVertices() {
            return this._structArray.uint16[this._pos2 + 25];
          }
          get numIconVertices() {
            return this._structArray.uint16[this._pos2 + 26];
          }
          get numVerticalIconVertices() {
            return this._structArray.uint16[this._pos2 + 27];
          }
          get useRuntimeCollisionCircles() {
            return this._structArray.uint16[this._pos2 + 28];
          }
          get crossTileID() {
            return this._structArray.uint32[this._pos4 + 15];
          }
          set crossTileID(t2) {
            this._structArray.uint32[this._pos4 + 15] = t2;
          }
          get textOffset0() {
            return this._structArray.float32[this._pos4 + 16];
          }
          get textOffset1() {
            return this._structArray.float32[this._pos4 + 17];
          }
          get collisionCircleDiameter() {
            return this._structArray.float32[this._pos4 + 18];
          }
        }
        ia.prototype.size = 76;
        class sa extends qs {
          get(t2) {
            return new ia(this, t2);
          }
        }
        ai(sa, "SymbolInstanceArray");
        class aa extends Ns {
          getoffsetX(t2) {
            return this.float32[1 * t2 + 0];
          }
        }
        ai(aa, "GlyphOffsetArray");
        class oa extends Ms {
          getx(t2) {
            return this.int16[3 * t2 + 0];
          }
          gety(t2) {
            return this.int16[3 * t2 + 1];
          }
          gettileUnitDistanceFromAnchor(t2) {
            return this.int16[3 * t2 + 2];
          }
        }
        ai(oa, "SymbolLineVertexArray");
        class la extends ws {
          get featureIndex() {
            return this._structArray.uint32[this._pos4 + 0];
          }
          get sourceLayerIndex() {
            return this._structArray.uint16[this._pos2 + 2];
          }
          get bucketIndex() {
            return this._structArray.uint16[this._pos2 + 3];
          }
          get layoutVertexArrayOffset() {
            return this._structArray.uint16[this._pos2 + 4];
          }
        }
        la.prototype.size = 12;
        class ua extends Xs {
          get(t2) {
            return new la(this, t2);
          }
        }
        ai(ua, "FeatureIndexArray");
        class ca extends ws {
          get a_centroid_pos0() {
            return this._structArray.uint16[this._pos2 + 0];
          }
          get a_centroid_pos1() {
            return this._structArray.uint16[this._pos2 + 1];
          }
        }
        ca.prototype.size = 4;
        class ha extends Ks {
          get(t2) {
            return new ca(this, t2);
          }
        }
        ai(ha, "FillExtrusionCentroidArray");
        class pa extends ws {
          get a_pos_30() {
            return this._structArray.int16[this._pos2 + 0];
          }
          get a_pos_31() {
            return this._structArray.int16[this._pos2 + 1];
          }
          get a_pos_32() {
            return this._structArray.int16[this._pos2 + 2];
          }
          get a_pos_normal_30() {
            return this._structArray.int16[this._pos2 + 3];
          }
          get a_pos_normal_31() {
            return this._structArray.int16[this._pos2 + 4];
          }
          get a_pos_normal_32() {
            return this._structArray.int16[this._pos2 + 5];
          }
          get a_scale() {
            return this._structArray.float32[this._pos4 + 3];
          }
        }
        pa.prototype.size = 16;
        class fa extends Ws {
          get(t2) {
            return new pa(this, t2);
          }
        }
        ai(fa, "CircleGlobeExtArray");
        const da = ks([{ name: "a_pattern_to", components: 4, type: "Uint16" }, { name: "a_pattern_from", components: 4, type: "Uint16" }, { name: "a_pixel_ratio_to", components: 1, type: "Uint16" }, { name: "a_pixel_ratio_from", components: 1, type: "Uint16" }]), ya = ks([{ name: "a_dash_to", components: 4, type: "Uint16" }, { name: "a_dash_from", components: 4, type: "Uint16" }]);
        var ma = le(function(t2) {
          t2.exports = function(t3, e2) {
            var r2, n2, i3, s2, a2, o2, l2, u2;
            for (n2 = t3.length - (r2 = 3 & t3.length), i3 = e2, a2 = 3432918353, o2 = 461845907, u2 = 0; u2 < n2; )
              l2 = 255 & t3.charCodeAt(u2) | (255 & t3.charCodeAt(++u2)) << 8 | (255 & t3.charCodeAt(++u2)) << 16 | (255 & t3.charCodeAt(++u2)) << 24, ++u2, i3 = 27492 + (65535 & (s2 = 5 * (65535 & (i3 = (i3 ^= l2 = (65535 & (l2 = (l2 = (65535 & l2) * a2 + (((l2 >>> 16) * a2 & 65535) << 16) & 4294967295) << 15 | l2 >>> 17)) * o2 + (((l2 >>> 16) * o2 & 65535) << 16) & 4294967295) << 13 | i3 >>> 19)) + ((5 * (i3 >>> 16) & 65535) << 16) & 4294967295)) + ((58964 + (s2 >>> 16) & 65535) << 16);
            switch (l2 = 0, r2) {
              case 3:
                l2 ^= (255 & t3.charCodeAt(u2 + 2)) << 16;
              case 2:
                l2 ^= (255 & t3.charCodeAt(u2 + 1)) << 8;
              case 1:
                i3 ^= l2 = (65535 & (l2 = (l2 = (65535 & (l2 ^= 255 & t3.charCodeAt(u2))) * a2 + (((l2 >>> 16) * a2 & 65535) << 16) & 4294967295) << 15 | l2 >>> 17)) * o2 + (((l2 >>> 16) * o2 & 65535) << 16) & 4294967295;
            }
            return i3 ^= t3.length, i3 = 2246822507 * (65535 & (i3 ^= i3 >>> 16)) + ((2246822507 * (i3 >>> 16) & 65535) << 16) & 4294967295, i3 = 3266489909 * (65535 & (i3 ^= i3 >>> 13)) + ((3266489909 * (i3 >>> 16) & 65535) << 16) & 4294967295, (i3 ^= i3 >>> 16) >>> 0;
          };
        }), ga = le(function(t2) {
          t2.exports = function(t3, e2) {
            for (var r2, n2 = t3.length, i3 = e2 ^ n2, s2 = 0; n2 >= 4; )
              r2 = 1540483477 * (65535 & (r2 = 255 & t3.charCodeAt(s2) | (255 & t3.charCodeAt(++s2)) << 8 | (255 & t3.charCodeAt(++s2)) << 16 | (255 & t3.charCodeAt(++s2)) << 24)) + ((1540483477 * (r2 >>> 16) & 65535) << 16), i3 = 1540483477 * (65535 & i3) + ((1540483477 * (i3 >>> 16) & 65535) << 16) ^ (r2 = 1540483477 * (65535 & (r2 ^= r2 >>> 24)) + ((1540483477 * (r2 >>> 16) & 65535) << 16)), n2 -= 4, ++s2;
            switch (n2) {
              case 3:
                i3 ^= (255 & t3.charCodeAt(s2 + 2)) << 16;
              case 2:
                i3 ^= (255 & t3.charCodeAt(s2 + 1)) << 8;
              case 1:
                i3 = 1540483477 * (65535 & (i3 ^= 255 & t3.charCodeAt(s2))) + ((1540483477 * (i3 >>> 16) & 65535) << 16);
            }
            return i3 = 1540483477 * (65535 & (i3 ^= i3 >>> 13)) + ((1540483477 * (i3 >>> 16) & 65535) << 16), (i3 ^= i3 >>> 15) >>> 0;
          };
        }), xa = ma, va = ga;
        xa.murmur3 = ma, xa.murmur2 = va;
        class ba {
          constructor() {
            this.ids = [], this.positions = [], this.indexed = false;
          }
          add(t2, e2, r2, n2) {
            this.ids.push(_a(t2)), this.positions.push(e2, r2, n2);
          }
          getPositions(t2) {
            const e2 = _a(t2);
            let r2 = 0, n2 = this.ids.length - 1;
            for (; r2 < n2; ) {
              const t3 = r2 + n2 >> 1;
              this.ids[t3] >= e2 ? n2 = t3 : r2 = t3 + 1;
            }
            const i3 = [];
            for (; this.ids[r2] === e2; )
              i3.push({ index: this.positions[3 * r2], start: this.positions[3 * r2 + 1], end: this.positions[3 * r2 + 2] }), r2++;
            return i3;
          }
          static serialize(t2, e2) {
            const r2 = new Float64Array(t2.ids), n2 = new Uint32Array(t2.positions);
            return wa(r2, n2, 0, r2.length - 1), e2 && e2.push(r2.buffer, n2.buffer), { ids: r2, positions: n2 };
          }
          static deserialize(t2) {
            const e2 = new ba();
            return e2.ids = t2.ids, e2.positions = t2.positions, e2.indexed = true, e2;
          }
        }
        function _a(t2) {
          const e2 = +t2;
          return !isNaN(e2) && Number.MIN_SAFE_INTEGER <= e2 && e2 <= Number.MAX_SAFE_INTEGER ? e2 : xa(String(t2));
        }
        function wa(t2, e2, r2, n2) {
          for (; r2 < n2; ) {
            const i3 = t2[r2 + n2 >> 1];
            let s2 = r2 - 1, a2 = n2 + 1;
            for (; ; ) {
              do {
                s2++;
              } while (t2[s2] < i3);
              do {
                a2--;
              } while (t2[a2] > i3);
              if (s2 >= a2)
                break;
              Aa(t2, s2, a2), Aa(e2, 3 * s2, 3 * a2), Aa(e2, 3 * s2 + 1, 3 * a2 + 1), Aa(e2, 3 * s2 + 2, 3 * a2 + 2);
            }
            a2 - r2 < n2 - a2 ? (wa(t2, e2, r2, a2), r2 = a2 + 1) : (wa(t2, e2, a2 + 1, n2), n2 = a2);
          }
        }
        function Aa(t2, e2, r2) {
          const n2 = t2[e2];
          t2[e2] = t2[r2], t2[r2] = n2;
        }
        ai(ba, "FeaturePositionMap");
        class ka {
          constructor(t2, e2) {
            this.gl = t2.gl, this.location = e2;
          }
        }
        class Sa extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = 0;
          }
          set(t2) {
            this.current !== t2 && (this.current = t2, this.gl.uniform1f(this.location, t2));
          }
        }
        class Ia extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = [0, 0, 0, 0];
          }
          set(t2) {
            t2[0] === this.current[0] && t2[1] === this.current[1] && t2[2] === this.current[2] && t2[3] === this.current[3] || (this.current = t2, this.gl.uniform4f(this.location, t2[0], t2[1], t2[2], t2[3]));
          }
        }
        class Ma extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = ce.transparent;
          }
          set(t2) {
            t2.r === this.current.r && t2.g === this.current.g && t2.b === this.current.b && t2.a === this.current.a || (this.current = t2, this.gl.uniform4f(this.location, t2.r, t2.g, t2.b, t2.a));
          }
        }
        const Ta = new Float32Array(16), za = new Float32Array(9), Ba = new Float32Array(4);
        function Ea(t2) {
          return [bs(255 * t2.r, 255 * t2.g), bs(255 * t2.b, 255 * t2.a)];
        }
        class Ca {
          constructor(t2, e2, r2) {
            this.value = t2, this.uniformNames = e2.map((t3) => `u_${t3}`), this.type = r2;
          }
          setUniform(t2, e2, r2) {
            t2.set(r2.constantOr(this.value));
          }
          getBinding(t2, e2, r2) {
            return "color" === this.type ? new Ma(t2, e2) : new Sa(t2, e2);
          }
        }
        class Da {
          constructor(t2, e2) {
            this.uniformNames = e2.map((t3) => `u_${t3}`), this.patternFrom = null, this.patternTo = null, this.pixelRatioFrom = 1, this.pixelRatioTo = 1;
          }
          setConstantPatternPositions(t2, e2) {
            this.pixelRatioFrom = e2.pixelRatio || 1, this.pixelRatioTo = t2.pixelRatio || 1, this.patternFrom = e2.tl.concat(e2.br), this.patternTo = t2.tl.concat(t2.br);
          }
          setUniform(t2, e2, r2, n2) {
            const i3 = "u_pattern_to" === n2 || "u_dash_to" === n2 ? this.patternTo : "u_pattern_from" === n2 || "u_dash_from" === n2 ? this.patternFrom : "u_pixel_ratio_to" === n2 ? this.pixelRatioTo : "u_pixel_ratio_from" === n2 ? this.pixelRatioFrom : null;
            i3 && t2.set(i3);
          }
          getBinding(t2, e2, r2) {
            return "u_pattern_from" === r2 || "u_pattern_to" === r2 || "u_dash_from" === r2 || "u_dash_to" === r2 ? new Ia(t2, e2) : new Sa(t2, e2);
          }
        }
        class Pa {
          constructor(t2, e2, r2, n2) {
            this.expression = t2, this.type = r2, this.maxValue = 0, this.paintVertexAttributes = e2.map((t3) => ({ name: `a_${t3}`, type: "Float32", components: "color" === r2 ? 2 : 1, offset: 0 })), this.paintVertexArray = new n2();
          }
          populatePaintArray(t2, e2, r2, n2, i3, s2) {
            const a2 = this.paintVertexArray.length, o2 = this.expression.evaluate(new ss(0), e2, {}, i3, n2, s2);
            this.paintVertexArray.resize(t2), this._setPaintValue(a2, t2, o2);
          }
          updatePaintArray(t2, e2, r2, n2, i3) {
            const s2 = this.expression.evaluate({ zoom: 0 }, r2, n2, void 0, i3);
            this._setPaintValue(t2, e2, s2);
          }
          _setPaintValue(t2, e2, r2) {
            if ("color" === this.type) {
              const n2 = Ea(r2);
              for (let r3 = t2; r3 < e2; r3++)
                this.paintVertexArray.emplace(r3, n2[0], n2[1]);
            } else {
              for (let n2 = t2; n2 < e2; n2++)
                this.paintVertexArray.emplace(n2, r2);
              this.maxValue = Math.max(this.maxValue, Math.abs(r2));
            }
          }
          upload(t2) {
            this.paintVertexArray && this.paintVertexArray.arrayBuffer && (this.paintVertexBuffer && this.paintVertexBuffer.buffer ? this.paintVertexBuffer.updateData(this.paintVertexArray) : this.paintVertexBuffer = t2.createVertexBuffer(this.paintVertexArray, this.paintVertexAttributes, this.expression.isStateDependent));
          }
          destroy() {
            this.paintVertexBuffer && this.paintVertexBuffer.destroy();
          }
        }
        class Va {
          constructor(t2, e2, r2, n2, i3, s2) {
            this.expression = t2, this.uniformNames = e2.map((t3) => `u_${t3}_t`), this.type = r2, this.useIntegerZoom = n2, this.zoom = i3, this.maxValue = 0, this.paintVertexAttributes = e2.map((t3) => ({ name: `a_${t3}`, type: "Float32", components: "color" === r2 ? 4 : 2, offset: 0 })), this.paintVertexArray = new s2();
          }
          populatePaintArray(t2, e2, r2, n2, i3, s2) {
            const a2 = this.expression.evaluate(new ss(this.zoom), e2, {}, i3, n2, s2), o2 = this.expression.evaluate(new ss(this.zoom + 1), e2, {}, i3, n2, s2), l2 = this.paintVertexArray.length;
            this.paintVertexArray.resize(t2), this._setPaintValue(l2, t2, a2, o2);
          }
          updatePaintArray(t2, e2, r2, n2, i3) {
            const s2 = this.expression.evaluate({ zoom: this.zoom }, r2, n2, void 0, i3), a2 = this.expression.evaluate({ zoom: this.zoom + 1 }, r2, n2, void 0, i3);
            this._setPaintValue(t2, e2, s2, a2);
          }
          _setPaintValue(t2, e2, r2, n2) {
            if ("color" === this.type) {
              const i3 = Ea(r2), s2 = Ea(n2);
              for (let r3 = t2; r3 < e2; r3++)
                this.paintVertexArray.emplace(r3, i3[0], i3[1], s2[0], s2[1]);
            } else {
              for (let i3 = t2; i3 < e2; i3++)
                this.paintVertexArray.emplace(i3, r2, n2);
              this.maxValue = Math.max(this.maxValue, Math.abs(r2), Math.abs(n2));
            }
          }
          upload(t2) {
            this.paintVertexArray && this.paintVertexArray.arrayBuffer && (this.paintVertexBuffer && this.paintVertexBuffer.buffer ? this.paintVertexBuffer.updateData(this.paintVertexArray) : this.paintVertexBuffer = t2.createVertexBuffer(this.paintVertexArray, this.paintVertexAttributes, this.expression.isStateDependent));
          }
          destroy() {
            this.paintVertexBuffer && this.paintVertexBuffer.destroy();
          }
          setUniform(t2, e2) {
            const r2 = this.useIntegerZoom ? Math.floor(e2.zoom) : e2.zoom, n2 = y(this.expression.interpolationFactor(r2, this.zoom, this.zoom + 1), 0, 1);
            t2.set(n2);
          }
          getBinding(t2, e2, r2) {
            return new Sa(t2, e2);
          }
        }
        class Fa {
          constructor(t2, e2, r2, n2, i3, s2, a2) {
            this.expression = t2, this.type = r2, this.useIntegerZoom = n2, this.zoom = i3, this.layerId = a2, this.paintVertexAttributes = ("array" === r2 ? ya : da).members;
            for (let t3 = 0; t3 < e2.length; ++t3)
              ;
            this.zoomInPaintVertexArray = new s2(), this.zoomOutPaintVertexArray = new s2();
          }
          populatePaintArray(t2, e2, r2) {
            const n2 = this.zoomInPaintVertexArray.length;
            this.zoomInPaintVertexArray.resize(t2), this.zoomOutPaintVertexArray.resize(t2), this._setPaintValues(n2, t2, e2.patterns && e2.patterns[this.layerId], r2);
          }
          updatePaintArray(t2, e2, r2, n2, i3, s2) {
            this._setPaintValues(t2, e2, r2.patterns && r2.patterns[this.layerId], s2);
          }
          _setPaintValues(t2, e2, r2, n2) {
            if (!n2 || !r2)
              return;
            const { min: i3, mid: s2, max: a2 } = r2, o2 = n2[i3], l2 = n2[s2], u2 = n2[a2];
            if (o2 && l2 && u2)
              for (let r3 = t2; r3 < e2; r3++)
                this._setPaintValue(this.zoomInPaintVertexArray, r3, l2, o2), this._setPaintValue(this.zoomOutPaintVertexArray, r3, l2, u2);
          }
          _setPaintValue(t2, e2, r2, n2) {
            t2.emplace(e2, r2.tl[0], r2.tl[1], r2.br[0], r2.br[1], n2.tl[0], n2.tl[1], n2.br[0], n2.br[1], r2.pixelRatio, n2.pixelRatio);
          }
          upload(t2) {
            this.zoomInPaintVertexArray && this.zoomInPaintVertexArray.arrayBuffer && this.zoomOutPaintVertexArray && this.zoomOutPaintVertexArray.arrayBuffer && (this.zoomInPaintVertexBuffer = t2.createVertexBuffer(this.zoomInPaintVertexArray, this.paintVertexAttributes, this.expression.isStateDependent), this.zoomOutPaintVertexBuffer = t2.createVertexBuffer(this.zoomOutPaintVertexArray, this.paintVertexAttributes, this.expression.isStateDependent));
          }
          destroy() {
            this.zoomOutPaintVertexBuffer && this.zoomOutPaintVertexBuffer.destroy(), this.zoomInPaintVertexBuffer && this.zoomInPaintVertexBuffer.destroy();
          }
        }
        class La {
          constructor(t2, e2, r2 = () => true) {
            this.binders = {}, this._buffers = [];
            const n2 = [];
            for (const i3 in t2.paint._values) {
              if (!r2(i3))
                continue;
              const s2 = t2.paint.get(i3);
              if (!(s2 instanceof ps && Yr(s2.property.specification)))
                continue;
              const a2 = $a(i3, t2.type), o2 = s2.value, l2 = s2.property.specification.type, u2 = s2.property.useIntegerZoom, c2 = s2.property.specification["property-type"], h2 = "cross-faded" === c2 || "cross-faded-data-driven" === c2, p2 = "line-dasharray" === String(i3) && "constant" !== t2.layout.get("line-cap").value.kind;
              if ("constant" !== o2.kind || p2)
                if ("source" === o2.kind || p2 || h2) {
                  const r3 = qa(i3, l2, "source");
                  this.binders[i3] = h2 ? new Fa(o2, a2, l2, u2, e2, r3, t2.id) : new Pa(o2, a2, l2, r3), n2.push(`/a_${i3}`);
                } else {
                  const t3 = qa(i3, l2, "composite");
                  this.binders[i3] = new Va(o2, a2, l2, u2, e2, t3), n2.push(`/z_${i3}`);
                }
              else
                this.binders[i3] = h2 ? new Da(o2.value, a2) : new Ca(o2.value, a2, l2), n2.push(`/u_${i3}`);
            }
            this.cacheKey = n2.sort().join("");
          }
          getMaxValue(t2) {
            const e2 = this.binders[t2];
            return e2 instanceof Pa || e2 instanceof Va ? e2.maxValue : 0;
          }
          populatePaintArrays(t2, e2, r2, n2, i3, s2) {
            for (const a2 in this.binders) {
              const o2 = this.binders[a2];
              (o2 instanceof Pa || o2 instanceof Va || o2 instanceof Fa) && o2.populatePaintArray(t2, e2, r2, n2, i3, s2);
            }
          }
          setConstantPatternPositions(t2, e2) {
            for (const r2 in this.binders) {
              const n2 = this.binders[r2];
              n2 instanceof Da && n2.setConstantPatternPositions(t2, e2);
            }
          }
          updatePaintArrays(t2, e2, r2, n2, i3, s2) {
            let a2 = false;
            for (const o2 in t2) {
              const l2 = e2.getPositions(o2);
              for (const e3 of l2) {
                const l3 = r2.feature(e3.index);
                for (const r3 in this.binders) {
                  const u2 = this.binders[r3];
                  if ((u2 instanceof Pa || u2 instanceof Va || u2 instanceof Fa) && true === u2.expression.isStateDependent) {
                    const c2 = n2.paint.get(r3);
                    u2.expression = c2.value, u2.updatePaintArray(e3.start, e3.end, l3, t2[o2], i3, s2), a2 = true;
                  }
                }
              }
            }
            return a2;
          }
          defines() {
            const t2 = [];
            for (const e2 in this.binders) {
              const r2 = this.binders[e2];
              (r2 instanceof Ca || r2 instanceof Da) && t2.push(...r2.uniformNames.map((t3) => `#define HAS_UNIFORM_${t3}`));
            }
            return t2;
          }
          getBinderAttributes() {
            const t2 = [];
            for (const e2 in this.binders) {
              const r2 = this.binders[e2];
              if (r2 instanceof Pa || r2 instanceof Va || r2 instanceof Fa)
                for (let e3 = 0; e3 < r2.paintVertexAttributes.length; e3++)
                  t2.push(r2.paintVertexAttributes[e3].name);
            }
            return t2;
          }
          getBinderUniforms() {
            const t2 = [];
            for (const e2 in this.binders) {
              const r2 = this.binders[e2];
              if (r2 instanceof Ca || r2 instanceof Da || r2 instanceof Va)
                for (const e3 of r2.uniformNames)
                  t2.push(e3);
            }
            return t2;
          }
          getPaintVertexBuffers() {
            return this._buffers;
          }
          getUniforms(t2, e2) {
            const r2 = [];
            for (const n2 in this.binders) {
              const i3 = this.binders[n2];
              if (i3 instanceof Ca || i3 instanceof Da || i3 instanceof Va) {
                for (const s2 of i3.uniformNames)
                  if (e2[s2]) {
                    const a2 = i3.getBinding(t2, e2[s2], s2);
                    r2.push({ name: s2, property: n2, binding: a2 });
                  }
              }
            }
            return r2;
          }
          setUniforms(t2, e2, r2, n2) {
            for (const { name: t3, property: i3, binding: s2 } of e2)
              this.binders[i3].setUniform(s2, n2, r2.get(i3), t3);
          }
          updatePaintBuffers(t2) {
            this._buffers = [];
            for (const e2 in this.binders) {
              const r2 = this.binders[e2];
              if (t2 && r2 instanceof Fa) {
                const e3 = 2 === t2.fromScale ? r2.zoomInPaintVertexBuffer : r2.zoomOutPaintVertexBuffer;
                e3 && this._buffers.push(e3);
              } else
                (r2 instanceof Pa || r2 instanceof Va) && r2.paintVertexBuffer && this._buffers.push(r2.paintVertexBuffer);
            }
          }
          upload(t2) {
            for (const e2 in this.binders) {
              const r2 = this.binders[e2];
              (r2 instanceof Pa || r2 instanceof Va || r2 instanceof Fa) && r2.upload(t2);
            }
            this.updatePaintBuffers();
          }
          destroy() {
            for (const t2 in this.binders) {
              const e2 = this.binders[t2];
              (e2 instanceof Pa || e2 instanceof Va || e2 instanceof Fa) && e2.destroy();
            }
          }
        }
        class Ra {
          constructor(t2, e2, r2 = () => true) {
            this.programConfigurations = {};
            for (const n2 of t2)
              this.programConfigurations[n2.id] = new La(n2, e2, r2);
            this.needsUpload = false, this._featureMap = new ba(), this._bufferOffset = 0;
          }
          populatePaintArrays(t2, e2, r2, n2, i3, s2, a2) {
            for (const r3 in this.programConfigurations)
              this.programConfigurations[r3].populatePaintArrays(t2, e2, n2, i3, s2, a2);
            void 0 !== e2.id && this._featureMap.add(e2.id, r2, this._bufferOffset, t2), this._bufferOffset = t2, this.needsUpload = true;
          }
          updatePaintArrays(t2, e2, r2, n2, i3) {
            for (const s2 of r2)
              this.needsUpload = this.programConfigurations[s2.id].updatePaintArrays(t2, this._featureMap, e2, s2, n2, i3) || this.needsUpload;
          }
          get(t2) {
            return this.programConfigurations[t2];
          }
          upload(t2) {
            if (this.needsUpload) {
              for (const e2 in this.programConfigurations)
                this.programConfigurations[e2].upload(t2);
              this.needsUpload = false;
            }
          }
          destroy() {
            for (const t2 in this.programConfigurations)
              this.programConfigurations[t2].destroy();
          }
        }
        const Ua = { "text-opacity": ["opacity"], "icon-opacity": ["opacity"], "text-color": ["fill_color"], "icon-color": ["fill_color"], "text-halo-color": ["halo_color"], "icon-halo-color": ["halo_color"], "text-halo-blur": ["halo_blur"], "icon-halo-blur": ["halo_blur"], "text-halo-width": ["halo_width"], "icon-halo-width": ["halo_width"], "line-gap-width": ["gapwidth"], "line-pattern": ["pattern_to", "pattern_from", "pixel_ratio_to", "pixel_ratio_from"], "fill-pattern": ["pattern_to", "pattern_from", "pixel_ratio_to", "pixel_ratio_from"], "fill-extrusion-pattern": ["pattern_to", "pattern_from", "pixel_ratio_to", "pixel_ratio_from"], "line-dasharray": ["dash_to", "dash_from"] };
        function $a(t2, e2) {
          return Ua[t2] || [t2.replace(`${e2}-`, "").replace(/-/g, "_")];
        }
        const ja = { "line-pattern": { source: Es, composite: Es }, "fill-pattern": { source: Es, composite: Es }, "fill-extrusion-pattern": { source: Es, composite: Es }, "line-dasharray": { source: Cs, composite: Cs } }, Oa = { color: { source: Hs, composite: Bs }, number: { source: Ns, composite: Hs } };
        function qa(t2, e2, r2) {
          const n2 = ja[t2];
          return n2 && n2[r2] || Oa[e2][r2];
        }
        ai(Ca, "ConstantBinder"), ai(Da, "CrossFadedConstantBinder"), ai(Pa, "SourceExpressionBinder"), ai(Fa, "CrossFadedCompositeBinder"), ai(Va, "CompositeExpressionBinder"), ai(La, "ProgramConfiguration", { omit: ["_buffers"] }), ai(Ra, "ProgramConfigurationSet");
        const Na = "-transition";
        class Ga extends Ut {
          constructor(t2, e2) {
            if (super(), this.id = t2.id, this.type = t2.type, this._featureFilter = { filter: () => true, needGeometry: false, needFeature: false }, this._filterCompiled = false, "custom" !== t2.type && (this.metadata = (t2 = t2).metadata, this.minzoom = t2.minzoom, this.maxzoom = t2.maxzoom, "background" !== t2.type && "sky" !== t2.type && (this.source = t2.source, this.sourceLayer = t2["source-layer"], this.filter = t2.filter), e2.layout && (this._unevaluatedLayout = new hs(e2.layout)), e2.paint)) {
              this._transitionablePaint = new ls(e2.paint);
              for (const e3 in t2.paint)
                this.setPaintProperty(e3, t2.paint[e3], { validate: false });
              for (const e3 in t2.layout)
                this.setLayoutProperty(e3, t2.layout[e3], { validate: false });
              this._transitioningPaint = this._transitionablePaint.untransitioned(), this.paint = new fs(e2.paint);
            }
          }
          getCrossfadeParameters() {
            return this._crossfadeParameters;
          }
          getLayoutProperty(t2) {
            return "visibility" === t2 ? this.visibility : this._unevaluatedLayout.getValue(t2);
          }
          setLayoutProperty(t2, e2, r2 = {}) {
            null != e2 && this._validate(ti, `layers.${this.id}.layout.${t2}`, t2, e2, r2) || ("visibility" !== t2 ? this._unevaluatedLayout.setValue(t2, e2) : this.visibility = e2);
          }
          getPaintProperty(t2) {
            return M(t2, Na) ? this._transitionablePaint.getTransition(t2.slice(0, -Na.length)) : this._transitionablePaint.getValue(t2);
          }
          setPaintProperty(t2, e2, r2 = {}) {
            if (null != e2 && this._validate(Qn, `layers.${this.id}.paint.${t2}`, t2, e2, r2))
              return false;
            if (M(t2, Na))
              return this._transitionablePaint.setTransition(t2.slice(0, -Na.length), e2 || void 0), false;
            {
              const r3 = this._transitionablePaint._values[t2], n2 = "cross-faded-data-driven" === r3.property.specification["property-type"], i3 = r3.value.isDataDriven(), s2 = r3.value;
              this._transitionablePaint.setValue(t2, e2), this._handleSpecialPaintPropertyUpdate(t2);
              const a2 = this._transitionablePaint._values[t2].value;
              return a2.isDataDriven() || i3 || n2 || this._handleOverridablePaintPropertyUpdate(t2, s2, a2);
            }
          }
          _handleSpecialPaintPropertyUpdate(t2) {
          }
          getProgramIds() {
            return null;
          }
          getProgramConfiguration(t2) {
            return null;
          }
          _handleOverridablePaintPropertyUpdate(t2, e2, r2) {
            return false;
          }
          isHidden(t2) {
            return !!(this.minzoom && t2 < this.minzoom) || !!(this.maxzoom && t2 >= this.maxzoom) || "none" === this.visibility;
          }
          updateTransitions(t2) {
            this._transitioningPaint = this._transitionablePaint.transitioned(t2, this._transitioningPaint);
          }
          hasTransition() {
            return this._transitioningPaint.hasTransition();
          }
          recalculate(t2, e2) {
            t2.getCrossfadeParameters && (this._crossfadeParameters = t2.getCrossfadeParameters()), this._unevaluatedLayout && (this.layout = this._unevaluatedLayout.possiblyEvaluate(t2, void 0, e2)), this.paint = this._transitioningPaint.possiblyEvaluate(t2, void 0, e2);
          }
          serialize() {
            const t2 = { id: this.id, type: this.type, source: this.source, "source-layer": this.sourceLayer, metadata: this.metadata, minzoom: this.minzoom, maxzoom: this.maxzoom, filter: this.filter, layout: this._unevaluatedLayout && this._unevaluatedLayout.serialize(), paint: this._transitionablePaint && this._transitionablePaint.serialize() };
            return this.visibility && (t2.layout = t2.layout || {}, t2.layout.visibility = this.visibility), z(t2, (t3, e2) => !(void 0 === t3 || "layout" === e2 && !Object.keys(t3).length || "paint" === e2 && !Object.keys(t3).length));
          }
          _validate(t2, e2, r2, n2, i3 = {}) {
            return (!i3 || false !== i3.validate) && ri(this, t2.call(Jn, { key: e2, layerType: this.type, objectKey: r2, value: n2, styleSpec: $t, style: { glyphs: true, sprite: true } }));
          }
          is3D() {
            return false;
          }
          isSky() {
            return false;
          }
          isTileClipped() {
            return false;
          }
          hasOffscreenPass() {
            return false;
          }
          resize() {
          }
          isStateDependent() {
            for (const t2 in this.paint._values) {
              const e2 = this.paint.get(t2);
              if (e2 instanceof ps && Yr(e2.property.specification) && ("source" === e2.value.kind || "composite" === e2.value.kind) && e2.value.isStateDependent)
                return true;
            }
            return false;
          }
          compileFilter() {
            this._filterCompiled || (this._featureFilter = Sn(this.filter), this._filterCompiled = true);
          }
          invalidateCompiledFilter() {
            this._filterCompiled = false;
          }
          dynamicFilter() {
            return this._featureFilter.dynamicFilter;
          }
          dynamicFilterNeedsFeature() {
            return this._featureFilter.needFeature;
          }
        }
        const Za = ks([{ name: "a_pos", components: 2, type: "Int16" }], 4), Xa = ks([{ name: "a_pos_3", components: 3, type: "Int16" }, { name: "a_pos_normal_3", components: 3, type: "Int16" }, { name: "a_scale", components: 1, type: "Float32" }]);
        class Ka {
          constructor(t2 = []) {
            this.segments = t2;
          }
          prepareSegment(t2, e2, r2, n2) {
            let i3 = this.segments[this.segments.length - 1];
            return t2 > Ka.MAX_VERTEX_ARRAY_LENGTH && C(`Max vertices per segment is ${Ka.MAX_VERTEX_ARRAY_LENGTH}: bucket requested ${t2}`), (!i3 || i3.vertexLength + t2 > Ka.MAX_VERTEX_ARRAY_LENGTH || i3.sortKey !== n2) && (i3 = { vertexOffset: e2.length, primitiveOffset: r2.length, vertexLength: 0, primitiveLength: 0 }, void 0 !== n2 && (i3.sortKey = n2), this.segments.push(i3)), i3;
          }
          get() {
            return this.segments;
          }
          destroy() {
            for (const t2 of this.segments)
              for (const e2 in t2.vaos)
                t2.vaos[e2].destroy();
          }
          static simpleSegment(t2, e2, r2, n2) {
            return new Ka([{ vertexOffset: t2, primitiveOffset: e2, vertexLength: r2, primitiveLength: n2, vaos: {}, sortKey: 0 }]);
          }
        }
        Ka.MAX_VERTEX_ARRAY_LENGTH = Math.pow(2, 16) - 1, ai(Ka, "SegmentVector");
        var Ya = 8192;
        class Ha {
          constructor(t2, e2) {
            t2 && (e2 ? this.setSouthWest(t2).setNorthEast(e2) : 4 === t2.length ? this.setSouthWest([t2[0], t2[1]]).setNorthEast([t2[2], t2[3]]) : this.setSouthWest(t2[0]).setNorthEast(t2[1]));
          }
          setNorthEast(t2) {
            return this._ne = t2 instanceof Ja ? new Ja(t2.lng, t2.lat) : Ja.convert(t2), this;
          }
          setSouthWest(t2) {
            return this._sw = t2 instanceof Ja ? new Ja(t2.lng, t2.lat) : Ja.convert(t2), this;
          }
          extend(t2) {
            const e2 = this._sw, r2 = this._ne;
            let n2, i3;
            if (t2 instanceof Ja)
              n2 = t2, i3 = t2;
            else {
              if (!(t2 instanceof Ha))
                return Array.isArray(t2) ? 4 === t2.length || t2.every(Array.isArray) ? this.extend(Ha.convert(t2)) : this.extend(Ja.convert(t2)) : this;
              if (n2 = t2._sw, i3 = t2._ne, !n2 || !i3)
                return this;
            }
            return e2 || r2 ? (e2.lng = Math.min(n2.lng, e2.lng), e2.lat = Math.min(n2.lat, e2.lat), r2.lng = Math.max(i3.lng, r2.lng), r2.lat = Math.max(i3.lat, r2.lat)) : (this._sw = new Ja(n2.lng, n2.lat), this._ne = new Ja(i3.lng, i3.lat)), this;
          }
          getCenter() {
            return new Ja((this._sw.lng + this._ne.lng) / 2, (this._sw.lat + this._ne.lat) / 2);
          }
          getSouthWest() {
            return this._sw;
          }
          getNorthEast() {
            return this._ne;
          }
          getNorthWest() {
            return new Ja(this.getWest(), this.getNorth());
          }
          getSouthEast() {
            return new Ja(this.getEast(), this.getSouth());
          }
          getWest() {
            return this._sw.lng;
          }
          getSouth() {
            return this._sw.lat;
          }
          getEast() {
            return this._ne.lng;
          }
          getNorth() {
            return this._ne.lat;
          }
          toArray() {
            return [this._sw.toArray(), this._ne.toArray()];
          }
          toString() {
            return `LngLatBounds(${this._sw.toString()}, ${this._ne.toString()})`;
          }
          isEmpty() {
            return !(this._sw && this._ne);
          }
          contains(t2) {
            const { lng: e2, lat: r2 } = Ja.convert(t2);
            let n2 = this._sw.lng <= e2 && e2 <= this._ne.lng;
            return this._sw.lng > this._ne.lng && (n2 = this._sw.lng >= e2 && e2 >= this._ne.lng), this._sw.lat <= r2 && r2 <= this._ne.lat && n2;
          }
          static convert(t2) {
            return !t2 || t2 instanceof Ha ? t2 : new Ha(t2);
          }
        }
        const Wa = 63710088e-1;
        class Ja {
          constructor(t2, e2) {
            if (isNaN(t2) || isNaN(e2))
              throw new Error(`Invalid LngLat object: (${t2}, ${e2})`);
            if (this.lng = +t2, this.lat = +e2, this.lat > 90 || this.lat < -90)
              throw new Error("Invalid LngLat latitude value: must be between -90 and 90");
          }
          wrap() {
            return new Ja(g(this.lng, -180, 180), this.lat);
          }
          toArray() {
            return [this.lng, this.lat];
          }
          toString() {
            return `LngLat(${this.lng}, ${this.lat})`;
          }
          distanceTo(t2) {
            const e2 = Math.PI / 180, r2 = this.lat * e2, n2 = t2.lat * e2, i3 = Math.sin(r2) * Math.sin(n2) + Math.cos(r2) * Math.cos(n2) * Math.cos((t2.lng - this.lng) * e2);
            return Wa * Math.acos(Math.min(i3, 1));
          }
          toBounds(t2 = 0) {
            const e2 = 360 * t2 / 40075017, r2 = e2 / Math.cos(Math.PI / 180 * this.lat);
            return new Ha(new Ja(this.lng - r2, this.lat - e2), new Ja(this.lng + r2, this.lat + e2));
          }
          static convert(t2) {
            if (t2 instanceof Ja)
              return t2;
            if (Array.isArray(t2) && (2 === t2.length || 3 === t2.length))
              return new Ja(Number(t2[0]), Number(t2[1]));
            if (!Array.isArray(t2) && "object" == typeof t2 && null !== t2)
              return new Ja(Number("lng" in t2 ? t2.lng : t2.lon), Number(t2.lat));
            throw new Error("`LngLatLike` argument must be specified as a LngLat instance, an object {lng: <lng>, lat: <lat>}, an object {lon: <lng>, lat: <lat>}, or an array of [<lng>, <lat>]");
          }
        }
        const Qa = 2 * Math.PI * Wa;
        function to(t2) {
          return Qa * Math.cos(t2 * Math.PI / 180);
        }
        function eo(t2) {
          return (180 + t2) / 360;
        }
        function ro(t2) {
          return (180 - 180 / Math.PI * Math.log(Math.tan(Math.PI / 4 + t2 * Math.PI / 360))) / 360;
        }
        function no(t2, e2) {
          return t2 / to(e2);
        }
        function io(t2) {
          return 360 * t2 - 180;
        }
        function so(t2) {
          return 360 / Math.PI * Math.atan(Math.exp((180 - 360 * t2) * Math.PI / 180)) - 90;
        }
        function ao(t2, e2) {
          return t2 * to(so(e2));
        }
        const oo = 85.051129;
        class lo {
          constructor(t2, e2, r2 = 0) {
            this.x = +t2, this.y = +e2, this.z = +r2;
          }
          static fromLngLat(t2, e2 = 0) {
            const r2 = Ja.convert(t2);
            return new lo(eo(r2.lng), ro(r2.lat), no(e2, r2.lat));
          }
          toLngLat() {
            return new Ja(io(this.x), so(this.y));
          }
          toAltitude() {
            return ao(this.z, this.y);
          }
          meterInMercatorCoordinateUnits() {
            return 1 / Qa * (t2 = so(this.y), 1 / Math.cos(t2 * Math.PI / 180));
            var t2;
          }
        }
        function uo(t2, e2, r2, n2, s2, a2, o2, l2, u2) {
          const c2 = (e2 + n2) / 2, h2 = (r2 + s2) / 2, p2 = new i2(c2, h2);
          l2(p2), function(t3, e3, r3, n3, i3, s3) {
            const a3 = r3 - i3, o3 = n3 - s3;
            return Math.abs((n3 - e3) * a3 - (r3 - t3) * o3) / Math.hypot(a3, o3);
          }(p2.x, p2.y, a2.x, a2.y, o2.x, o2.y) >= u2 ? (uo(t2, e2, r2, c2, h2, a2, p2, l2, u2), uo(t2, c2, h2, n2, s2, p2, o2, l2, u2)) : t2.push(o2);
        }
        function co(t2, e2, r2) {
          let n2 = t2[0], i3 = n2.x, s2 = n2.y;
          e2(n2);
          const a2 = [n2];
          for (let o2 = 1; o2 < t2.length; o2++) {
            const l2 = t2[o2], { x: u2, y: c2 } = l2;
            e2(l2), uo(a2, i3, s2, u2, c2, n2, l2, e2, r2), i3 = u2, s2 = c2, n2 = l2;
          }
          return a2;
        }
        const ho = Math.pow(2, 14) - 1, po = -ho - 1;
        function fo(t2, e2) {
          const r2 = Math.round(t2.x * e2), n2 = Math.round(t2.y * e2);
          return t2.x = y(r2, po, ho), t2.y = y(n2, po, ho), (r2 < t2.x || r2 > t2.x + 1 || n2 < t2.y || n2 > t2.y + 1) && C("Geometry exceeds allowed extent, reduce your vector tile buffer size"), t2;
        }
        function yo(t2, e2, r2) {
          const n2 = t2.loadGeometry(), i3 = t2.extent, s2 = Ya / i3;
          if (e2 && r2 && r2.projection.isReprojectedInTileSpace) {
            const s3 = 1 << e2.z, { scale: a2, x: o2, y: l2, projection: u2 } = r2, c2 = (t3) => {
              const r3 = io((e2.x + t3.x / i3) / s3), n3 = so((e2.y + t3.y / i3) / s3), c3 = u2.project(r3, n3);
              t3.x = (c3.x * a2 - o2) * i3, t3.y = (c3.y * a2 - l2) * i3;
            };
            for (let e3 = 0; e3 < n2.length; e3++)
              if (1 !== t2.type)
                n2[e3] = co(n2[e3], c2, 1);
              else {
                const t3 = [];
                for (const r3 of n2[e3])
                  r3.x < 0 || r3.x >= i3 || r3.y < 0 || r3.y >= i3 || (c2(r3), t3.push(r3));
                n2[e3] = t3;
              }
          }
          for (const t3 of n2)
            for (const e3 of t3)
              fo(e3, s2);
          return n2;
        }
        function mo(t2, e2) {
          return { type: t2.type, id: t2.id, properties: t2.properties, geometry: e2 ? yo(t2) : [] };
        }
        function go(t2, e2, r2, n2, i3) {
          t2.emplaceBack(2 * e2 + (n2 + 1) / 2, 2 * r2 + (i3 + 1) / 2);
        }
        function xo(t2, e2, r2, n2) {
          const i3 = 16384;
          t2.emplaceBack(e2.x, e2.y, e2.z, r2[0] * i3, r2[1] * i3, r2[2] * i3, n2);
        }
        class vo {
          constructor(t2) {
            this.zoom = t2.zoom, this.overscaling = t2.overscaling, this.layers = t2.layers, this.layerIds = this.layers.map((t3) => t3.id), this.index = t2.index, this.hasPattern = false, this.projection = t2.projection, this.layoutVertexArray = new Is(), this.indexArray = new js(), this.segments = new Ka(), this.programConfigurations = new Ra(t2.layers, t2.zoom), this.stateDependentLayerIds = this.layers.filter((t3) => t3.isStateDependent()).map((t3) => t3.id);
          }
          populate(t2, e2, r2, n2) {
            const i3 = this.layers[0], s2 = [];
            let a2 = null;
            "circle" === i3.type && (a2 = i3.layout.get("circle-sort-key"));
            for (const { feature: e3, id: i4, index: o3, sourceLayerIndex: l2 } of t2) {
              const t3 = this.layers[0]._featureFilter.needGeometry, u2 = mo(e3, t3);
              if (!this.layers[0]._featureFilter.filter(new ss(this.zoom), u2, r2))
                continue;
              const c2 = a2 ? a2.evaluate(u2, {}, r2) : void 0, h2 = { id: i4, properties: e3.properties, type: e3.type, sourceLayerIndex: l2, index: o3, geometry: t3 ? u2.geometry : yo(e3, r2, n2), patterns: {}, sortKey: c2 };
              s2.push(h2);
            }
            a2 && s2.sort((t3, e3) => t3.sortKey - e3.sortKey);
            let o2 = null;
            "globe" === n2.projection.name && (this.globeExtVertexArray = new fa(), o2 = n2.projection);
            for (const n3 of s2) {
              const { geometry: i4, index: s3, sourceLayerIndex: a3 } = n3, l2 = t2[s3].feature;
              this.addFeature(n3, i4, s3, e2.availableImages, r2, o2), e2.featureIndex.insert(l2, i4, s3, a3, this.index);
            }
          }
          update(t2, e2, r2, n2) {
            this.stateDependentLayers.length && this.programConfigurations.updatePaintArrays(t2, e2, this.stateDependentLayers, r2, n2);
          }
          isEmpty() {
            return 0 === this.layoutVertexArray.length;
          }
          uploadPending() {
            return !this.uploaded || this.programConfigurations.needsUpload;
          }
          upload(t2) {
            this.uploaded || (this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, Za.members), this.indexBuffer = t2.createIndexBuffer(this.indexArray), this.globeExtVertexArray && (this.globeExtVertexBuffer = t2.createVertexBuffer(this.globeExtVertexArray, Xa.members))), this.programConfigurations.upload(t2), this.uploaded = true;
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.indexBuffer.destroy(), this.programConfigurations.destroy(), this.segments.destroy(), this.globeExtVertexBuffer && this.globeExtVertexBuffer.destroy());
          }
          addFeature(t2, e2, r2, n2, i3, s2) {
            for (const r3 of e2)
              for (const e3 of r3) {
                const r4 = e3.x, n3 = e3.y;
                if (r4 < 0 || r4 >= Ya || n3 < 0 || n3 >= Ya)
                  continue;
                if (s2) {
                  const t3 = s2.projectTilePoint(r4, n3, i3), e4 = s2.upVector(i3, r4, n3), a3 = so((n3 / Ya + i3.y) / (1 << i3.z)), o3 = s2.pixelsPerMeter(a3, 1) / no(1, a3), l2 = this.globeExtVertexArray;
                  xo(l2, t3, e4, o3), xo(l2, t3, e4, o3), xo(l2, t3, e4, o3), xo(l2, t3, e4, o3);
                }
                const a2 = this.segments.prepareSegment(4, this.layoutVertexArray, this.indexArray, t2.sortKey), o2 = a2.vertexLength;
                go(this.layoutVertexArray, r4, n3, -1, -1), go(this.layoutVertexArray, r4, n3, 1, -1), go(this.layoutVertexArray, r4, n3, 1, 1), go(this.layoutVertexArray, r4, n3, -1, 1), this.indexArray.emplaceBack(o2, o2 + 1, o2 + 2), this.indexArray.emplaceBack(o2, o2 + 3, o2 + 2), a2.vertexLength += 4, a2.primitiveLength += 2;
              }
            this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length, t2, r2, {}, n2, i3);
          }
        }
        function bo(t2, e2) {
          for (let r2 = 0; r2 < t2.length; r2++)
            if (zo(e2, t2[r2]))
              return true;
          for (let r2 = 0; r2 < e2.length; r2++)
            if (zo(t2, e2[r2]))
              return true;
          return !!ko(t2, e2);
        }
        function _o(t2, e2, r2) {
          return !!zo(t2, e2) || !!Io(e2, t2, r2);
        }
        function wo(t2, e2) {
          if (1 === t2.length)
            return To(e2, t2[0]);
          for (let r2 = 0; r2 < e2.length; r2++) {
            const n2 = e2[r2];
            for (let e3 = 0; e3 < n2.length; e3++)
              if (zo(t2, n2[e3]))
                return true;
          }
          for (let r2 = 0; r2 < t2.length; r2++)
            if (To(e2, t2[r2]))
              return true;
          for (let r2 = 0; r2 < e2.length; r2++)
            if (ko(t2, e2[r2]))
              return true;
          return false;
        }
        function Ao(t2, e2, r2) {
          if (t2.length > 1) {
            if (ko(t2, e2))
              return true;
            for (let n2 = 0; n2 < e2.length; n2++)
              if (Io(e2[n2], t2, r2))
                return true;
          }
          for (let n2 = 0; n2 < t2.length; n2++)
            if (Io(t2[n2], e2, r2))
              return true;
          return false;
        }
        function ko(t2, e2) {
          if (0 === t2.length || 0 === e2.length)
            return false;
          for (let r2 = 0; r2 < t2.length - 1; r2++) {
            const n2 = t2[r2], i3 = t2[r2 + 1];
            for (let t3 = 0; t3 < e2.length - 1; t3++)
              if (So(n2, i3, e2[t3], e2[t3 + 1]))
                return true;
          }
          return false;
        }
        function So(t2, e2, r2, n2) {
          return D(t2, r2, n2) !== D(e2, r2, n2) && D(t2, e2, r2) !== D(t2, e2, n2);
        }
        function Io(t2, e2, r2) {
          const n2 = r2 * r2;
          if (1 === e2.length)
            return t2.distSqr(e2[0]) < n2;
          for (let r3 = 1; r3 < e2.length; r3++)
            if (Mo(t2, e2[r3 - 1], e2[r3]) < n2)
              return true;
          return false;
        }
        function Mo(t2, e2, r2) {
          const n2 = e2.distSqr(r2);
          if (0 === n2)
            return t2.distSqr(e2);
          const i3 = ((t2.x - e2.x) * (r2.x - e2.x) + (t2.y - e2.y) * (r2.y - e2.y)) / n2;
          return t2.distSqr(i3 < 0 ? e2 : i3 > 1 ? r2 : r2.sub(e2)._mult(i3)._add(e2));
        }
        function To(t2, e2) {
          let r2, n2, i3, s2 = false;
          for (let a2 = 0; a2 < t2.length; a2++) {
            r2 = t2[a2];
            for (let t3 = 0, a3 = r2.length - 1; t3 < r2.length; a3 = t3++)
              n2 = r2[t3], i3 = r2[a3], n2.y > e2.y != i3.y > e2.y && e2.x < (i3.x - n2.x) * (e2.y - n2.y) / (i3.y - n2.y) + n2.x && (s2 = !s2);
          }
          return s2;
        }
        function zo(t2, e2) {
          let r2 = false;
          for (let n2 = 0, i3 = t2.length - 1; n2 < t2.length; i3 = n2++) {
            const s2 = t2[n2], a2 = t2[i3];
            s2.y > e2.y != a2.y > e2.y && e2.x < (a2.x - s2.x) * (e2.y - s2.y) / (a2.y - s2.y) + s2.x && (r2 = !r2);
          }
          return r2;
        }
        function Bo(t2, e2, r2, n2, s2) {
          for (const i3 of t2)
            if (e2 <= i3.x && r2 <= i3.y && n2 >= i3.x && s2 >= i3.y)
              return true;
          const a2 = [new i2(e2, r2), new i2(e2, s2), new i2(n2, s2), new i2(n2, r2)];
          if (t2.length > 2) {
            for (const e3 of a2)
              if (zo(t2, e3))
                return true;
          }
          for (let e3 = 0; e3 < t2.length - 1; e3++)
            if (Eo(t2[e3], t2[e3 + 1], a2))
              return true;
          return false;
        }
        function Eo(t2, e2, r2) {
          const n2 = r2[0], i3 = r2[2];
          if (t2.x < n2.x && e2.x < n2.x || t2.x > i3.x && e2.x > i3.x || t2.y < n2.y && e2.y < n2.y || t2.y > i3.y && e2.y > i3.y)
            return false;
          const s2 = D(t2, e2, r2[0]);
          return s2 !== D(t2, e2, r2[1]) || s2 !== D(t2, e2, r2[2]) || s2 !== D(t2, e2, r2[3]);
        }
        function Co(t2, e2, r2) {
          const n2 = e2.paint.get(t2).value;
          return "constant" === n2.kind ? n2.value : r2.programConfigurations.get(e2.id).getMaxValue(t2);
        }
        function Do(t2) {
          return Math.sqrt(t2[0] * t2[0] + t2[1] * t2[1]);
        }
        function Po(t2, e2, r2, n2, s2) {
          if (!e2[0] && !e2[1])
            return t2;
          const a2 = i2.convert(e2)._mult(s2);
          "viewport" === r2 && a2._rotate(-n2);
          const o2 = [];
          for (let e3 = 0; e3 < t2.length; e3++)
            o2.push(t2[e3].sub(a2));
          return o2;
        }
        function Vo(t2, e2, r2, n2) {
          const s2 = i2.convert(t2)._mult(n2);
          return "viewport" === e2 && s2._rotate(-r2), s2;
        }
        ai(vo, "CircleBucket", { omit: ["layers"] });
        const Fo = new vs({ "circle-sort-key": new ys($t.layout_circle["circle-sort-key"]) });
        var Lo = { paint: new vs({ "circle-radius": new ys($t.paint_circle["circle-radius"]), "circle-color": new ys($t.paint_circle["circle-color"]), "circle-blur": new ys($t.paint_circle["circle-blur"]), "circle-opacity": new ys($t.paint_circle["circle-opacity"]), "circle-translate": new ds($t.paint_circle["circle-translate"]), "circle-translate-anchor": new ds($t.paint_circle["circle-translate-anchor"]), "circle-pitch-scale": new ds($t.paint_circle["circle-pitch-scale"]), "circle-pitch-alignment": new ds($t.paint_circle["circle-pitch-alignment"]), "circle-stroke-width": new ys($t.paint_circle["circle-stroke-width"]), "circle-stroke-color": new ys($t.paint_circle["circle-stroke-color"]), "circle-stroke-opacity": new ys($t.paint_circle["circle-stroke-opacity"]) }), layout: Fo }, Ro = 1e-6, Uo = "undefined" != typeof Float32Array ? Float32Array : Array;
        function $o() {
          var t2 = new Uo(9);
          return Uo != Float32Array && (t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[5] = 0, t2[6] = 0, t2[7] = 0), t2[0] = 1, t2[4] = 1, t2[8] = 1, t2;
        }
        function jo(t2) {
          return t2[0] = 1, t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[4] = 0, t2[5] = 1, t2[6] = 0, t2[7] = 0, t2[8] = 0, t2[9] = 0, t2[10] = 1, t2[11] = 0, t2[12] = 0, t2[13] = 0, t2[14] = 0, t2[15] = 1, t2;
        }
        function Oo(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = e2[3], o2 = e2[4], l2 = e2[5], u2 = e2[6], c2 = e2[7], h2 = e2[8], p2 = e2[9], f2 = e2[10], d2 = e2[11], y2 = e2[12], m2 = e2[13], g2 = e2[14], x2 = e2[15], v2 = r2[0], b2 = r2[1], _2 = r2[2], w2 = r2[3];
          return t2[0] = v2 * n2 + b2 * o2 + _2 * h2 + w2 * y2, t2[1] = v2 * i3 + b2 * l2 + _2 * p2 + w2 * m2, t2[2] = v2 * s2 + b2 * u2 + _2 * f2 + w2 * g2, t2[3] = v2 * a2 + b2 * c2 + _2 * d2 + w2 * x2, t2[4] = (v2 = r2[4]) * n2 + (b2 = r2[5]) * o2 + (_2 = r2[6]) * h2 + (w2 = r2[7]) * y2, t2[5] = v2 * i3 + b2 * l2 + _2 * p2 + w2 * m2, t2[6] = v2 * s2 + b2 * u2 + _2 * f2 + w2 * g2, t2[7] = v2 * a2 + b2 * c2 + _2 * d2 + w2 * x2, t2[8] = (v2 = r2[8]) * n2 + (b2 = r2[9]) * o2 + (_2 = r2[10]) * h2 + (w2 = r2[11]) * y2, t2[9] = v2 * i3 + b2 * l2 + _2 * p2 + w2 * m2, t2[10] = v2 * s2 + b2 * u2 + _2 * f2 + w2 * g2, t2[11] = v2 * a2 + b2 * c2 + _2 * d2 + w2 * x2, t2[12] = (v2 = r2[12]) * n2 + (b2 = r2[13]) * o2 + (_2 = r2[14]) * h2 + (w2 = r2[15]) * y2, t2[13] = v2 * i3 + b2 * l2 + _2 * p2 + w2 * m2, t2[14] = v2 * s2 + b2 * u2 + _2 * f2 + w2 * g2, t2[15] = v2 * a2 + b2 * c2 + _2 * d2 + w2 * x2, t2;
        }
        function qo(t2, e2, r2) {
          var n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2 = r2[0], m2 = r2[1], g2 = r2[2];
          return e2 === t2 ? (t2[12] = e2[0] * y2 + e2[4] * m2 + e2[8] * g2 + e2[12], t2[13] = e2[1] * y2 + e2[5] * m2 + e2[9] * g2 + e2[13], t2[14] = e2[2] * y2 + e2[6] * m2 + e2[10] * g2 + e2[14], t2[15] = e2[3] * y2 + e2[7] * m2 + e2[11] * g2 + e2[15]) : (i3 = e2[1], s2 = e2[2], a2 = e2[3], o2 = e2[4], l2 = e2[5], u2 = e2[6], c2 = e2[7], h2 = e2[8], p2 = e2[9], f2 = e2[10], d2 = e2[11], t2[0] = n2 = e2[0], t2[1] = i3, t2[2] = s2, t2[3] = a2, t2[4] = o2, t2[5] = l2, t2[6] = u2, t2[7] = c2, t2[8] = h2, t2[9] = p2, t2[10] = f2, t2[11] = d2, t2[12] = n2 * y2 + o2 * m2 + h2 * g2 + e2[12], t2[13] = i3 * y2 + l2 * m2 + p2 * g2 + e2[13], t2[14] = s2 * y2 + u2 * m2 + f2 * g2 + e2[14], t2[15] = a2 * y2 + c2 * m2 + d2 * g2 + e2[15]), t2;
        }
        function No(t2, e2, r2) {
          var n2 = r2[0], i3 = r2[1], s2 = r2[2];
          return t2[0] = e2[0] * n2, t2[1] = e2[1] * n2, t2[2] = e2[2] * n2, t2[3] = e2[3] * n2, t2[4] = e2[4] * i3, t2[5] = e2[5] * i3, t2[6] = e2[6] * i3, t2[7] = e2[7] * i3, t2[8] = e2[8] * s2, t2[9] = e2[9] * s2, t2[10] = e2[10] * s2, t2[11] = e2[11] * s2, t2[12] = e2[12], t2[13] = e2[13], t2[14] = e2[14], t2[15] = e2[15], t2;
        }
        function Go(t2, e2, r2) {
          var n2 = Math.sin(r2), i3 = Math.cos(r2), s2 = e2[4], a2 = e2[5], o2 = e2[6], l2 = e2[7], u2 = e2[8], c2 = e2[9], h2 = e2[10], p2 = e2[11];
          return e2 !== t2 && (t2[0] = e2[0], t2[1] = e2[1], t2[2] = e2[2], t2[3] = e2[3], t2[12] = e2[12], t2[13] = e2[13], t2[14] = e2[14], t2[15] = e2[15]), t2[4] = s2 * i3 + u2 * n2, t2[5] = a2 * i3 + c2 * n2, t2[6] = o2 * i3 + h2 * n2, t2[7] = l2 * i3 + p2 * n2, t2[8] = u2 * i3 - s2 * n2, t2[9] = c2 * i3 - a2 * n2, t2[10] = h2 * i3 - o2 * n2, t2[11] = p2 * i3 - l2 * n2, t2;
        }
        function Zo(t2, e2, r2) {
          var n2 = Math.sin(r2), i3 = Math.cos(r2), s2 = e2[0], a2 = e2[1], o2 = e2[2], l2 = e2[3], u2 = e2[8], c2 = e2[9], h2 = e2[10], p2 = e2[11];
          return e2 !== t2 && (t2[4] = e2[4], t2[5] = e2[5], t2[6] = e2[6], t2[7] = e2[7], t2[12] = e2[12], t2[13] = e2[13], t2[14] = e2[14], t2[15] = e2[15]), t2[0] = s2 * i3 - u2 * n2, t2[1] = a2 * i3 - c2 * n2, t2[2] = o2 * i3 - h2 * n2, t2[3] = l2 * i3 - p2 * n2, t2[8] = s2 * n2 + u2 * i3, t2[9] = a2 * n2 + c2 * i3, t2[10] = o2 * n2 + h2 * i3, t2[11] = l2 * n2 + p2 * i3, t2;
        }
        Math.hypot || (Math.hypot = function() {
          for (var t2 = 0, e2 = arguments.length; e2--; )
            t2 += arguments[e2] * arguments[e2];
          return Math.sqrt(t2);
        });
        var Xo = Oo;
        function Ko() {
          var t2 = new Uo(3);
          return Uo != Float32Array && (t2[0] = 0, t2[1] = 0, t2[2] = 0), t2;
        }
        function Yo(t2) {
          var e2 = new Uo(3);
          return e2[0] = t2[0], e2[1] = t2[1], e2[2] = t2[2], e2;
        }
        function Ho(t2) {
          return Math.hypot(t2[0], t2[1], t2[2]);
        }
        function Wo(t2, e2, r2) {
          var n2 = new Uo(3);
          return n2[0] = t2, n2[1] = e2, n2[2] = r2, n2;
        }
        function Jo(t2, e2, r2) {
          return t2[0] = e2[0] + r2[0], t2[1] = e2[1] + r2[1], t2[2] = e2[2] + r2[2], t2;
        }
        function Qo(t2, e2, r2) {
          return t2[0] = e2[0] - r2[0], t2[1] = e2[1] - r2[1], t2[2] = e2[2] - r2[2], t2;
        }
        function tl(t2, e2, r2) {
          return t2[0] = e2[0] * r2[0], t2[1] = e2[1] * r2[1], t2[2] = e2[2] * r2[2], t2;
        }
        function el(t2, e2, r2) {
          return t2[0] = Math.min(e2[0], r2[0]), t2[1] = Math.min(e2[1], r2[1]), t2[2] = Math.min(e2[2], r2[2]), t2;
        }
        function rl(t2, e2, r2) {
          return t2[0] = Math.max(e2[0], r2[0]), t2[1] = Math.max(e2[1], r2[1]), t2[2] = Math.max(e2[2], r2[2]), t2;
        }
        function nl(t2, e2, r2) {
          return t2[0] = e2[0] * r2, t2[1] = e2[1] * r2, t2[2] = e2[2] * r2, t2;
        }
        function il(t2, e2, r2, n2) {
          return t2[0] = e2[0] + r2[0] * n2, t2[1] = e2[1] + r2[1] * n2, t2[2] = e2[2] + r2[2] * n2, t2;
        }
        function sl(t2, e2) {
          var r2 = e2[0], n2 = e2[1], i3 = e2[2], s2 = r2 * r2 + n2 * n2 + i3 * i3;
          return s2 > 0 && (s2 = 1 / Math.sqrt(s2)), t2[0] = e2[0] * s2, t2[1] = e2[1] * s2, t2[2] = e2[2] * s2, t2;
        }
        function al(t2, e2) {
          return t2[0] * e2[0] + t2[1] * e2[1] + t2[2] * e2[2];
        }
        function ol(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = r2[0], o2 = r2[1], l2 = r2[2];
          return t2[0] = i3 * l2 - s2 * o2, t2[1] = s2 * a2 - n2 * l2, t2[2] = n2 * o2 - i3 * a2, t2;
        }
        function ll(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = r2[3] * n2 + r2[7] * i3 + r2[11] * s2 + r2[15];
          return t2[0] = (r2[0] * n2 + r2[4] * i3 + r2[8] * s2 + r2[12]) / (a2 = a2 || 1), t2[1] = (r2[1] * n2 + r2[5] * i3 + r2[9] * s2 + r2[13]) / a2, t2[2] = (r2[2] * n2 + r2[6] * i3 + r2[10] * s2 + r2[14]) / a2, t2;
        }
        function ul(t2, e2, r2) {
          var n2 = r2[0], i3 = r2[1], s2 = r2[2], a2 = e2[0], o2 = e2[1], l2 = e2[2], u2 = i3 * l2 - s2 * o2, c2 = s2 * a2 - n2 * l2, h2 = n2 * o2 - i3 * a2, p2 = i3 * h2 - s2 * c2, f2 = s2 * u2 - n2 * h2, d2 = n2 * c2 - i3 * u2, y2 = 2 * r2[3];
          return c2 *= y2, h2 *= y2, f2 *= 2, d2 *= 2, t2[0] = a2 + (u2 *= y2) + (p2 *= 2), t2[1] = o2 + c2 + f2, t2[2] = l2 + h2 + d2, t2;
        }
        var cl, hl = Qo, pl = tl, fl = Ho;
        function dl(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = e2[3];
          return t2[0] = r2[0] * n2 + r2[4] * i3 + r2[8] * s2 + r2[12] * a2, t2[1] = r2[1] * n2 + r2[5] * i3 + r2[9] * s2 + r2[13] * a2, t2[2] = r2[2] * n2 + r2[6] * i3 + r2[10] * s2 + r2[14] * a2, t2[3] = r2[3] * n2 + r2[7] * i3 + r2[11] * s2 + r2[15] * a2, t2;
        }
        function yl() {
          var t2 = new Uo(4);
          return Uo != Float32Array && (t2[0] = 0, t2[1] = 0, t2[2] = 0), t2[3] = 1, t2;
        }
        function ml(t2) {
          return t2[0] = 0, t2[1] = 0, t2[2] = 0, t2[3] = 1, t2;
        }
        function gl(t2, e2, r2) {
          r2 *= 0.5;
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = e2[3], o2 = Math.sin(r2), l2 = Math.cos(r2);
          return t2[0] = n2 * l2 + a2 * o2, t2[1] = i3 * l2 + s2 * o2, t2[2] = s2 * l2 - i3 * o2, t2[3] = a2 * l2 - n2 * o2, t2;
        }
        Ko(), cl = new Uo(4), Uo != Float32Array && (cl[0] = 0, cl[1] = 0, cl[2] = 0, cl[3] = 0), Ko(), Wo(1, 0, 0), Wo(0, 1, 0), yl(), yl(), $o();
        class xl {
          constructor(t2, e2) {
            this.points = t2, this.planes = e2;
          }
          static fromInvProjectionMatrix(t2, e2, r2, n2) {
            const i3 = Math.pow(2, r2), s2 = [[-1, 1, -1, 1], [1, 1, -1, 1], [1, -1, -1, 1], [-1, -1, -1, 1], [-1, 1, 1, 1], [1, 1, 1, 1], [1, -1, 1, 1], [-1, -1, 1, 1]].map((r3) => {
              const s3 = dl([], r3, t2), a3 = 1 / s3[3] / e2 * i3;
              return function(t3, e3, r4) {
                return t3[0] = e3[0] * r4[0], t3[1] = e3[1] * r4[1], t3[2] = e3[2] * r4[2], t3[3] = e3[3] * r4[3], t3;
              }(s3, s3, [a3, a3, n2 ? 1 / s3[3] : a3, a3]);
            }), a2 = [[0, 1, 2], [6, 5, 4], [0, 3, 7], [2, 1, 5], [3, 2, 6], [0, 4, 5]].map((t3) => {
              const e3 = sl([], ol([], hl([], s2[t3[0]], s2[t3[1]]), hl([], s2[t3[2]], s2[t3[1]]))), r3 = -al(e3, s2[t3[1]]);
              return e3.concat(r3);
            });
            return new xl(s2, a2);
          }
        }
        class vl {
          constructor(t2, e2) {
            this.min = t2, this.max = e2, this.center = nl([], Jo([], this.min, this.max), 0.5);
          }
          quadrant(t2) {
            const e2 = [t2 % 2 == 0, t2 < 2], r2 = Yo(this.min), n2 = Yo(this.max);
            for (let t3 = 0; t3 < e2.length; t3++)
              r2[t3] = e2[t3] ? this.min[t3] : this.center[t3], n2[t3] = e2[t3] ? this.center[t3] : this.max[t3];
            return n2[2] = this.max[2], new vl(r2, n2);
          }
          distanceX(t2) {
            return Math.max(Math.min(this.max[0], t2[0]), this.min[0]) - t2[0];
          }
          distanceY(t2) {
            return Math.max(Math.min(this.max[1], t2[1]), this.min[1]) - t2[1];
          }
          distanceZ(t2) {
            return Math.max(Math.min(this.max[2], t2[2]), this.min[2]) - t2[2];
          }
          getCorners() {
            const t2 = this.min, e2 = this.max;
            return [[t2[0], t2[1], t2[2]], [e2[0], t2[1], t2[2]], [e2[0], e2[1], t2[2]], [t2[0], e2[1], t2[2]], [t2[0], t2[1], e2[2]], [e2[0], t2[1], e2[2]], [e2[0], e2[1], e2[2]], [t2[0], e2[1], e2[2]]];
          }
          intersects(t2) {
            const e2 = this.getCorners();
            let r2 = true;
            for (let n2 = 0; n2 < t2.planes.length; n2++) {
              const i3 = t2.planes[n2];
              let s2 = 0;
              for (let t3 = 0; t3 < e2.length; t3++)
                s2 += al(i3, e2[t3]) + i3[3] >= 0;
              if (0 === s2)
                return 0;
              s2 !== e2.length && (r2 = false);
            }
            if (r2)
              return 2;
            for (let e3 = 0; e3 < 3; e3++) {
              let r3 = Number.MAX_VALUE, n2 = -Number.MAX_VALUE;
              for (let i3 = 0; i3 < t2.points.length; i3++) {
                const s2 = t2.points[i3][e3] - this.min[e3];
                r3 = Math.min(r3, s2), n2 = Math.max(n2, s2);
              }
              if (n2 < 0 || r3 > this.max[e3] - this.min[e3])
                return 0;
            }
            return 1;
          }
        }
        function bl(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          if (s2 && t2.queryGeometry.isAboveHorizon)
            return false;
          s2 && (l2 *= t2.pixelToTileUnitsFactor);
          for (const u2 of e2)
            for (const e3 of u2) {
              const u3 = e3.add(o2), c2 = i3 && r2.elevation ? r2.elevation.exaggeration() * i3.getElevationAt(u3.x, u3.y, true) : 0, h2 = s2 ? u3 : _l(u3, c2, n2), p2 = s2 ? t2.tilespaceRays.map((t3) => kl(t3, c2)) : t2.queryGeometry.screenGeometry, f2 = dl([], [e3.x, e3.y, c2, 1], n2);
              if (!a2 && s2 ? l2 *= f2[3] / r2.cameraToCenterDistance : a2 && !s2 && (l2 *= r2.cameraToCenterDistance / f2[3]), _o(p2, h2, l2))
                return true;
            }
          return false;
        }
        function _l(t2, e2, r2) {
          const n2 = dl([], [t2.x, t2.y, e2, 1], r2);
          return new i2(n2[0] / n2[3], n2[1] / n2[3]);
        }
        const wl = Wo(0, 0, 0), Al = Wo(0, 0, 1);
        function kl(t2, e2) {
          const r2 = Ko();
          return wl[2] = e2, t2.intersectsPlane(wl, Al, r2), new i2(r2[0], r2[1]);
        }
        class Sl extends vo {
        }
        function Il(t2, { width: e2, height: r2 }, n2, i3) {
          if (i3) {
            if (i3 instanceof Uint8ClampedArray)
              i3 = new Uint8Array(i3.buffer);
            else if (i3.length !== e2 * r2 * n2)
              throw new RangeError("mismatched image size");
          } else
            i3 = new Uint8Array(e2 * r2 * n2);
          return t2.width = e2, t2.height = r2, t2.data = i3, t2;
        }
        function Ml(t2, e2, r2) {
          const { width: n2, height: i3 } = e2;
          n2 === t2.width && i3 === t2.height || (Tl(t2, e2, { x: 0, y: 0 }, { x: 0, y: 0 }, { width: Math.min(t2.width, n2), height: Math.min(t2.height, i3) }, r2), t2.width = n2, t2.height = i3, t2.data = e2.data);
        }
        function Tl(t2, e2, r2, n2, i3, s2) {
          if (0 === i3.width || 0 === i3.height)
            return e2;
          if (i3.width > t2.width || i3.height > t2.height || r2.x > t2.width - i3.width || r2.y > t2.height - i3.height)
            throw new RangeError("out of range source coordinates for image copy");
          if (i3.width > e2.width || i3.height > e2.height || n2.x > e2.width - i3.width || n2.y > e2.height - i3.height)
            throw new RangeError("out of range destination coordinates for image copy");
          const a2 = t2.data, o2 = e2.data;
          for (let l2 = 0; l2 < i3.height; l2++) {
            const u2 = ((r2.y + l2) * t2.width + r2.x) * s2, c2 = ((n2.y + l2) * e2.width + n2.x) * s2;
            for (let t3 = 0; t3 < i3.width * s2; t3++)
              o2[c2 + t3] = a2[u2 + t3];
          }
          return e2;
        }
        ai(Sl, "HeatmapBucket", { omit: ["layers"] });
        class zl {
          constructor(t2, e2) {
            Il(this, t2, 1, e2);
          }
          resize(t2) {
            Ml(this, new zl(t2), 1);
          }
          clone() {
            return new zl({ width: this.width, height: this.height }, new Uint8Array(this.data));
          }
          static copy(t2, e2, r2, n2, i3) {
            Tl(t2, e2, r2, n2, i3, 1);
          }
        }
        class Bl {
          constructor(t2, e2) {
            Il(this, t2, 4, e2);
          }
          resize(t2) {
            Ml(this, new Bl(t2), 4);
          }
          replace(t2, e2) {
            e2 ? this.data.set(t2) : this.data = t2 instanceof Uint8ClampedArray ? new Uint8Array(t2.buffer) : t2;
          }
          clone() {
            return new Bl({ width: this.width, height: this.height }, new Uint8Array(this.data));
          }
          static copy(t2, e2, r2, n2, i3) {
            Tl(t2, e2, r2, n2, i3, 4);
          }
        }
        ai(zl, "AlphaImage"), ai(Bl, "RGBAImage");
        var El = { paint: new vs({ "heatmap-radius": new ys($t.paint_heatmap["heatmap-radius"]), "heatmap-weight": new ys($t.paint_heatmap["heatmap-weight"]), "heatmap-intensity": new ds($t.paint_heatmap["heatmap-intensity"]), "heatmap-color": new xs($t.paint_heatmap["heatmap-color"]), "heatmap-opacity": new ds($t.paint_heatmap["heatmap-opacity"]) }) };
        function Cl(t2) {
          const e2 = {}, r2 = t2.resolution || 256, n2 = t2.clips ? t2.clips.length : 1, i3 = t2.image || new Bl({ width: r2, height: n2 }), s2 = (r3, n3, s3) => {
            e2[t2.evaluationKey] = s3;
            const a2 = t2.expression.evaluate(e2);
            i3.data[r3 + n3 + 0] = Math.floor(255 * a2.r / a2.a), i3.data[r3 + n3 + 1] = Math.floor(255 * a2.g / a2.a), i3.data[r3 + n3 + 2] = Math.floor(255 * a2.b / a2.a), i3.data[r3 + n3 + 3] = Math.floor(255 * a2.a);
          };
          if (t2.clips)
            for (let e3 = 0, i4 = 0; e3 < n2; ++e3, i4 += 4 * r2)
              for (let n3 = 0, a2 = 0; n3 < r2; n3++, a2 += 4) {
                const o2 = n3 / (r2 - 1), { start: l2, end: u2 } = t2.clips[e3];
                s2(i4, a2, l2 * (1 - o2) + u2 * o2);
              }
          else
            for (let t3 = 0, e3 = 0; t3 < r2; t3++, e3 += 4)
              s2(0, e3, t3 / (r2 - 1));
          return i3;
        }
        var Dl = { paint: new vs({ "hillshade-illumination-direction": new ds($t.paint_hillshade["hillshade-illumination-direction"]), "hillshade-illumination-anchor": new ds($t.paint_hillshade["hillshade-illumination-anchor"]), "hillshade-exaggeration": new ds($t.paint_hillshade["hillshade-exaggeration"]), "hillshade-shadow-color": new ds($t.paint_hillshade["hillshade-shadow-color"]), "hillshade-highlight-color": new ds($t.paint_hillshade["hillshade-highlight-color"]), "hillshade-accent-color": new ds($t.paint_hillshade["hillshade-accent-color"]) }) };
        const Pl = ks([{ name: "a_pos", components: 2, type: "Int16" }], 4), { members: Vl } = Pl;
        var Fl = Rl, Ll = Rl;
        function Rl(t2, e2, r2) {
          r2 = r2 || 2;
          var n2, i3, s2, a2, o2, l2, u2, c2 = e2 && e2.length, h2 = c2 ? e2[0] * r2 : t2.length, p2 = Ul(t2, 0, h2, r2, true), f2 = [];
          if (!p2 || p2.next === p2.prev)
            return f2;
          if (c2 && (p2 = function(t3, e3, r3, n3) {
            var i4, s3, a3, o3 = [];
            for (i4 = 0, s3 = e3.length; i4 < s3; i4++)
              (a3 = Ul(t3, e3[i4] * n3, i4 < s3 - 1 ? e3[i4 + 1] * n3 : t3.length, n3, false)) === a3.next && (a3.steiner = true), o3.push(Hl(a3));
            for (o3.sort(Zl), i4 = 0; i4 < o3.length; i4++)
              r3 = $l(r3 = Xl(o3[i4], r3), r3.next);
            return r3;
          }(t2, e2, p2, r2)), t2.length > 80 * r2) {
            n2 = s2 = t2[0], i3 = a2 = t2[1];
            for (var d2 = r2; d2 < h2; d2 += r2)
              (o2 = t2[d2]) < n2 && (n2 = o2), (l2 = t2[d2 + 1]) < i3 && (i3 = l2), o2 > s2 && (s2 = o2), l2 > a2 && (a2 = l2);
            u2 = 0 !== (u2 = Math.max(s2 - n2, a2 - i3)) ? 1 / u2 : 0;
          }
          return jl(p2, f2, r2, n2, i3, u2), f2;
        }
        function Ul(t2, e2, r2, n2, i3) {
          var s2, a2;
          if (i3 === uu(t2, e2, r2, n2) > 0)
            for (s2 = e2; s2 < r2; s2 += n2)
              a2 = au(s2, t2[s2], t2[s2 + 1], a2);
          else
            for (s2 = r2 - n2; s2 >= e2; s2 -= n2)
              a2 = au(s2, t2[s2], t2[s2 + 1], a2);
          return a2 && tu(a2, a2.next) && (ou(a2), a2 = a2.next), a2;
        }
        function $l(t2, e2) {
          if (!t2)
            return t2;
          e2 || (e2 = t2);
          var r2, n2 = t2;
          do {
            if (r2 = false, n2.steiner || !tu(n2, n2.next) && 0 !== Ql(n2.prev, n2, n2.next))
              n2 = n2.next;
            else {
              if (ou(n2), (n2 = e2 = n2.prev) === n2.next)
                break;
              r2 = true;
            }
          } while (r2 || n2 !== e2);
          return e2;
        }
        function jl(t2, e2, r2, n2, i3, s2, a2) {
          if (t2) {
            !a2 && s2 && function(t3, e3, r3, n3) {
              var i4 = t3;
              do {
                null === i4.z && (i4.z = Yl(i4.x, i4.y, e3, r3, n3)), i4.prevZ = i4.prev, i4.nextZ = i4.next, i4 = i4.next;
              } while (i4 !== t3);
              i4.prevZ.nextZ = null, i4.prevZ = null, function(t4) {
                var e4, r4, n4, i5, s3, a3, o3, l3, u3 = 1;
                do {
                  for (r4 = t4, t4 = null, s3 = null, a3 = 0; r4; ) {
                    for (a3++, n4 = r4, o3 = 0, e4 = 0; e4 < u3 && (o3++, n4 = n4.nextZ); e4++)
                      ;
                    for (l3 = u3; o3 > 0 || l3 > 0 && n4; )
                      0 !== o3 && (0 === l3 || !n4 || r4.z <= n4.z) ? (i5 = r4, r4 = r4.nextZ, o3--) : (i5 = n4, n4 = n4.nextZ, l3--), s3 ? s3.nextZ = i5 : t4 = i5, i5.prevZ = s3, s3 = i5;
                    r4 = n4;
                  }
                  s3.nextZ = null, u3 *= 2;
                } while (a3 > 1);
              }(i4);
            }(t2, n2, i3, s2);
            for (var o2, l2, u2 = t2; t2.prev !== t2.next; )
              if (o2 = t2.prev, l2 = t2.next, s2 ? ql(t2, n2, i3, s2) : Ol(t2))
                e2.push(o2.i / r2), e2.push(t2.i / r2), e2.push(l2.i / r2), ou(t2), t2 = l2.next, u2 = l2.next;
              else if ((t2 = l2) === u2) {
                a2 ? 1 === a2 ? jl(t2 = Nl($l(t2), e2, r2), e2, r2, n2, i3, s2, 2) : 2 === a2 && Gl(t2, e2, r2, n2, i3, s2) : jl($l(t2), e2, r2, n2, i3, s2, 1);
                break;
              }
          }
        }
        function Ol(t2) {
          var e2 = t2.prev, r2 = t2, n2 = t2.next;
          if (Ql(e2, r2, n2) >= 0)
            return false;
          for (var i3 = t2.next.next; i3 !== t2.prev; ) {
            if (Wl(e2.x, e2.y, r2.x, r2.y, n2.x, n2.y, i3.x, i3.y) && Ql(i3.prev, i3, i3.next) >= 0)
              return false;
            i3 = i3.next;
          }
          return true;
        }
        function ql(t2, e2, r2, n2) {
          var i3 = t2.prev, s2 = t2, a2 = t2.next;
          if (Ql(i3, s2, a2) >= 0)
            return false;
          for (var o2 = i3.x > s2.x ? i3.x > a2.x ? i3.x : a2.x : s2.x > a2.x ? s2.x : a2.x, l2 = i3.y > s2.y ? i3.y > a2.y ? i3.y : a2.y : s2.y > a2.y ? s2.y : a2.y, u2 = Yl(i3.x < s2.x ? i3.x < a2.x ? i3.x : a2.x : s2.x < a2.x ? s2.x : a2.x, i3.y < s2.y ? i3.y < a2.y ? i3.y : a2.y : s2.y < a2.y ? s2.y : a2.y, e2, r2, n2), c2 = Yl(o2, l2, e2, r2, n2), h2 = t2.prevZ, p2 = t2.nextZ; h2 && h2.z >= u2 && p2 && p2.z <= c2; ) {
            if (h2 !== t2.prev && h2 !== t2.next && Wl(i3.x, i3.y, s2.x, s2.y, a2.x, a2.y, h2.x, h2.y) && Ql(h2.prev, h2, h2.next) >= 0)
              return false;
            if (h2 = h2.prevZ, p2 !== t2.prev && p2 !== t2.next && Wl(i3.x, i3.y, s2.x, s2.y, a2.x, a2.y, p2.x, p2.y) && Ql(p2.prev, p2, p2.next) >= 0)
              return false;
            p2 = p2.nextZ;
          }
          for (; h2 && h2.z >= u2; ) {
            if (h2 !== t2.prev && h2 !== t2.next && Wl(i3.x, i3.y, s2.x, s2.y, a2.x, a2.y, h2.x, h2.y) && Ql(h2.prev, h2, h2.next) >= 0)
              return false;
            h2 = h2.prevZ;
          }
          for (; p2 && p2.z <= c2; ) {
            if (p2 !== t2.prev && p2 !== t2.next && Wl(i3.x, i3.y, s2.x, s2.y, a2.x, a2.y, p2.x, p2.y) && Ql(p2.prev, p2, p2.next) >= 0)
              return false;
            p2 = p2.nextZ;
          }
          return true;
        }
        function Nl(t2, e2, r2) {
          var n2 = t2;
          do {
            var i3 = n2.prev, s2 = n2.next.next;
            !tu(i3, s2) && eu(i3, n2, n2.next, s2) && iu(i3, s2) && iu(s2, i3) && (e2.push(i3.i / r2), e2.push(n2.i / r2), e2.push(s2.i / r2), ou(n2), ou(n2.next), n2 = t2 = s2), n2 = n2.next;
          } while (n2 !== t2);
          return $l(n2);
        }
        function Gl(t2, e2, r2, n2, i3, s2) {
          var a2 = t2;
          do {
            for (var o2 = a2.next.next; o2 !== a2.prev; ) {
              if (a2.i !== o2.i && Jl(a2, o2)) {
                var l2 = su(a2, o2);
                return a2 = $l(a2, a2.next), l2 = $l(l2, l2.next), jl(a2, e2, r2, n2, i3, s2), void jl(l2, e2, r2, n2, i3, s2);
              }
              o2 = o2.next;
            }
            a2 = a2.next;
          } while (a2 !== t2);
        }
        function Zl(t2, e2) {
          return t2.x - e2.x;
        }
        function Xl(t2, e2) {
          var r2 = function(t3, e3) {
            var r3, n3 = e3, i4 = t3.x, s2 = t3.y, a2 = -1 / 0;
            do {
              if (s2 <= n3.y && s2 >= n3.next.y && n3.next.y !== n3.y) {
                var o2 = n3.x + (s2 - n3.y) * (n3.next.x - n3.x) / (n3.next.y - n3.y);
                if (o2 <= i4 && o2 > a2) {
                  if (a2 = o2, o2 === i4) {
                    if (s2 === n3.y)
                      return n3;
                    if (s2 === n3.next.y)
                      return n3.next;
                  }
                  r3 = n3.x < n3.next.x ? n3 : n3.next;
                }
              }
              n3 = n3.next;
            } while (n3 !== e3);
            if (!r3)
              return null;
            if (i4 === a2)
              return r3;
            var l2, u2 = r3, c2 = r3.x, h2 = r3.y, p2 = 1 / 0;
            n3 = r3;
            do {
              i4 >= n3.x && n3.x >= c2 && i4 !== n3.x && Wl(s2 < h2 ? i4 : a2, s2, c2, h2, s2 < h2 ? a2 : i4, s2, n3.x, n3.y) && (l2 = Math.abs(s2 - n3.y) / (i4 - n3.x), iu(n3, t3) && (l2 < p2 || l2 === p2 && (n3.x > r3.x || n3.x === r3.x && Kl(r3, n3))) && (r3 = n3, p2 = l2)), n3 = n3.next;
            } while (n3 !== u2);
            return r3;
          }(t2, e2);
          if (!r2)
            return e2;
          var n2 = su(r2, t2), i3 = $l(r2, r2.next);
          return $l(n2, n2.next), e2 === r2 ? i3 : e2;
        }
        function Kl(t2, e2) {
          return Ql(t2.prev, t2, e2.prev) < 0 && Ql(e2.next, t2, t2.next) < 0;
        }
        function Yl(t2, e2, r2, n2, i3) {
          return (t2 = 1431655765 & ((t2 = 858993459 & ((t2 = 252645135 & ((t2 = 16711935 & ((t2 = 32767 * (t2 - r2) * i3) | t2 << 8)) | t2 << 4)) | t2 << 2)) | t2 << 1)) | (e2 = 1431655765 & ((e2 = 858993459 & ((e2 = 252645135 & ((e2 = 16711935 & ((e2 = 32767 * (e2 - n2) * i3) | e2 << 8)) | e2 << 4)) | e2 << 2)) | e2 << 1)) << 1;
        }
        function Hl(t2) {
          var e2 = t2, r2 = t2;
          do {
            (e2.x < r2.x || e2.x === r2.x && e2.y < r2.y) && (r2 = e2), e2 = e2.next;
          } while (e2 !== t2);
          return r2;
        }
        function Wl(t2, e2, r2, n2, i3, s2, a2, o2) {
          return (i3 - a2) * (e2 - o2) - (t2 - a2) * (s2 - o2) >= 0 && (t2 - a2) * (n2 - o2) - (r2 - a2) * (e2 - o2) >= 0 && (r2 - a2) * (s2 - o2) - (i3 - a2) * (n2 - o2) >= 0;
        }
        function Jl(t2, e2) {
          return t2.next.i !== e2.i && t2.prev.i !== e2.i && !function(t3, e3) {
            var r2 = t3;
            do {
              if (r2.i !== t3.i && r2.next.i !== t3.i && r2.i !== e3.i && r2.next.i !== e3.i && eu(r2, r2.next, t3, e3))
                return true;
              r2 = r2.next;
            } while (r2 !== t3);
            return false;
          }(t2, e2) && (iu(t2, e2) && iu(e2, t2) && function(t3, e3) {
            var r2 = t3, n2 = false, i3 = (t3.x + e3.x) / 2, s2 = (t3.y + e3.y) / 2;
            do {
              r2.y > s2 != r2.next.y > s2 && r2.next.y !== r2.y && i3 < (r2.next.x - r2.x) * (s2 - r2.y) / (r2.next.y - r2.y) + r2.x && (n2 = !n2), r2 = r2.next;
            } while (r2 !== t3);
            return n2;
          }(t2, e2) && (Ql(t2.prev, t2, e2.prev) || Ql(t2, e2.prev, e2)) || tu(t2, e2) && Ql(t2.prev, t2, t2.next) > 0 && Ql(e2.prev, e2, e2.next) > 0);
        }
        function Ql(t2, e2, r2) {
          return (e2.y - t2.y) * (r2.x - e2.x) - (e2.x - t2.x) * (r2.y - e2.y);
        }
        function tu(t2, e2) {
          return t2.x === e2.x && t2.y === e2.y;
        }
        function eu(t2, e2, r2, n2) {
          var i3 = nu(Ql(t2, e2, r2)), s2 = nu(Ql(t2, e2, n2)), a2 = nu(Ql(r2, n2, t2)), o2 = nu(Ql(r2, n2, e2));
          return i3 !== s2 && a2 !== o2 || !(0 !== i3 || !ru(t2, r2, e2)) || !(0 !== s2 || !ru(t2, n2, e2)) || !(0 !== a2 || !ru(r2, t2, n2)) || !(0 !== o2 || !ru(r2, e2, n2));
        }
        function ru(t2, e2, r2) {
          return e2.x <= Math.max(t2.x, r2.x) && e2.x >= Math.min(t2.x, r2.x) && e2.y <= Math.max(t2.y, r2.y) && e2.y >= Math.min(t2.y, r2.y);
        }
        function nu(t2) {
          return t2 > 0 ? 1 : t2 < 0 ? -1 : 0;
        }
        function iu(t2, e2) {
          return Ql(t2.prev, t2, t2.next) < 0 ? Ql(t2, e2, t2.next) >= 0 && Ql(t2, t2.prev, e2) >= 0 : Ql(t2, e2, t2.prev) < 0 || Ql(t2, t2.next, e2) < 0;
        }
        function su(t2, e2) {
          var r2 = new lu(t2.i, t2.x, t2.y), n2 = new lu(e2.i, e2.x, e2.y), i3 = t2.next, s2 = e2.prev;
          return t2.next = e2, e2.prev = t2, r2.next = i3, i3.prev = r2, n2.next = r2, r2.prev = n2, s2.next = n2, n2.prev = s2, n2;
        }
        function au(t2, e2, r2, n2) {
          var i3 = new lu(t2, e2, r2);
          return n2 ? (i3.next = n2.next, i3.prev = n2, n2.next.prev = i3, n2.next = i3) : (i3.prev = i3, i3.next = i3), i3;
        }
        function ou(t2) {
          t2.next.prev = t2.prev, t2.prev.next = t2.next, t2.prevZ && (t2.prevZ.nextZ = t2.nextZ), t2.nextZ && (t2.nextZ.prevZ = t2.prevZ);
        }
        function lu(t2, e2, r2) {
          this.i = t2, this.x = e2, this.y = r2, this.prev = null, this.next = null, this.z = null, this.prevZ = null, this.nextZ = null, this.steiner = false;
        }
        function uu(t2, e2, r2, n2) {
          for (var i3 = 0, s2 = e2, a2 = r2 - n2; s2 < r2; s2 += n2)
            i3 += (t2[a2] - t2[s2]) * (t2[s2 + 1] + t2[a2 + 1]), a2 = s2;
          return i3;
        }
        function cu(t2, e2, r2, n2, i3) {
          hu(t2, e2, r2 || 0, n2 || t2.length - 1, i3 || fu);
        }
        function hu(t2, e2, r2, n2, i3) {
          for (; n2 > r2; ) {
            if (n2 - r2 > 600) {
              var s2 = n2 - r2 + 1, a2 = e2 - r2 + 1, o2 = Math.log(s2), l2 = 0.5 * Math.exp(2 * o2 / 3), u2 = 0.5 * Math.sqrt(o2 * l2 * (s2 - l2) / s2) * (a2 - s2 / 2 < 0 ? -1 : 1);
              hu(t2, e2, Math.max(r2, Math.floor(e2 - a2 * l2 / s2 + u2)), Math.min(n2, Math.floor(e2 + (s2 - a2) * l2 / s2 + u2)), i3);
            }
            var c2 = t2[e2], h2 = r2, p2 = n2;
            for (pu(t2, r2, e2), i3(t2[n2], c2) > 0 && pu(t2, r2, n2); h2 < p2; ) {
              for (pu(t2, h2, p2), h2++, p2--; i3(t2[h2], c2) < 0; )
                h2++;
              for (; i3(t2[p2], c2) > 0; )
                p2--;
            }
            0 === i3(t2[r2], c2) ? pu(t2, r2, p2) : pu(t2, ++p2, n2), p2 <= e2 && (r2 = p2 + 1), e2 <= p2 && (n2 = p2 - 1);
          }
        }
        function pu(t2, e2, r2) {
          var n2 = t2[e2];
          t2[e2] = t2[r2], t2[r2] = n2;
        }
        function fu(t2, e2) {
          return t2 < e2 ? -1 : t2 > e2 ? 1 : 0;
        }
        function du(t2, e2) {
          const r2 = t2.length;
          if (r2 <= 1)
            return [t2];
          const n2 = [];
          let i3, s2;
          for (let e3 = 0; e3 < r2; e3++) {
            const r3 = P(t2[e3]);
            0 !== r3 && (t2[e3].area = Math.abs(r3), void 0 === s2 && (s2 = r3 < 0), s2 === r3 < 0 ? (i3 && n2.push(i3), i3 = [t2[e3]]) : i3.push(t2[e3]));
          }
          if (i3 && n2.push(i3), e2 > 1)
            for (let t3 = 0; t3 < n2.length; t3++)
              n2[t3].length <= e2 || (cu(n2[t3], e2, 1, n2[t3].length - 1, yu), n2[t3] = n2[t3].slice(0, e2));
          return n2;
        }
        function yu(t2, e2) {
          return e2.area - t2.area;
        }
        function mu(t2, e2, r2) {
          const n2 = r2.patternDependencies;
          let i3 = false;
          for (const r3 of e2) {
            const e3 = r3.paint.get(`${t2}-pattern`);
            e3.isConstant() || (i3 = true);
            const s2 = e3.constantOr(null);
            s2 && (i3 = true, n2[s2.to] = true, n2[s2.from] = true);
          }
          return i3;
        }
        function gu(t2, e2, r2, n2, i3) {
          const s2 = i3.patternDependencies;
          for (const a2 of e2) {
            const e3 = a2.paint.get(`${t2}-pattern`).value;
            if ("constant" !== e3.kind) {
              let t3 = e3.evaluate({ zoom: n2 - 1 }, r2, {}, i3.availableImages), o2 = e3.evaluate({ zoom: n2 }, r2, {}, i3.availableImages), l2 = e3.evaluate({ zoom: n2 + 1 }, r2, {}, i3.availableImages);
              t3 = t3 && t3.name ? t3.name : t3, o2 = o2 && o2.name ? o2.name : o2, l2 = l2 && l2.name ? l2.name : l2, s2[t3] = true, s2[o2] = true, s2[l2] = true, r2.patterns[a2.id] = { min: t3, mid: o2, max: l2 };
            }
          }
          return r2;
        }
        Rl.deviation = function(t2, e2, r2, n2) {
          var i3 = e2 && e2.length, s2 = Math.abs(uu(t2, 0, i3 ? e2[0] * r2 : t2.length, r2));
          if (i3)
            for (var a2 = 0, o2 = e2.length; a2 < o2; a2++)
              s2 -= Math.abs(uu(t2, e2[a2] * r2, a2 < o2 - 1 ? e2[a2 + 1] * r2 : t2.length, r2));
          var l2 = 0;
          for (a2 = 0; a2 < n2.length; a2 += 3) {
            var u2 = n2[a2] * r2, c2 = n2[a2 + 1] * r2, h2 = n2[a2 + 2] * r2;
            l2 += Math.abs((t2[u2] - t2[h2]) * (t2[c2 + 1] - t2[u2 + 1]) - (t2[u2] - t2[c2]) * (t2[h2 + 1] - t2[u2 + 1]));
          }
          return 0 === s2 && 0 === l2 ? 0 : Math.abs((l2 - s2) / s2);
        }, Rl.flatten = function(t2) {
          for (var e2 = t2[0][0].length, r2 = { vertices: [], holes: [], dimensions: e2 }, n2 = 0, i3 = 0; i3 < t2.length; i3++) {
            for (var s2 = 0; s2 < t2[i3].length; s2++)
              for (var a2 = 0; a2 < e2; a2++)
                r2.vertices.push(t2[i3][s2][a2]);
            i3 > 0 && r2.holes.push(n2 += t2[i3 - 1].length);
          }
          return r2;
        }, Fl.default = Ll;
        class xu {
          constructor(t2) {
            this.zoom = t2.zoom, this.overscaling = t2.overscaling, this.layers = t2.layers, this.layerIds = this.layers.map((t3) => t3.id), this.index = t2.index, this.hasPattern = false, this.patternFeatures = [], this.layoutVertexArray = new Is(), this.indexArray = new js(), this.indexArray2 = new Ks(), this.programConfigurations = new Ra(t2.layers, t2.zoom), this.segments = new Ka(), this.segments2 = new Ka(), this.stateDependentLayerIds = this.layers.filter((t3) => t3.isStateDependent()).map((t3) => t3.id), this.projection = t2.projection;
          }
          populate(t2, e2, r2, n2) {
            this.hasPattern = mu("fill", this.layers, e2);
            const i3 = this.layers[0].layout.get("fill-sort-key"), s2 = [];
            for (const { feature: a2, id: o2, index: l2, sourceLayerIndex: u2 } of t2) {
              const t3 = this.layers[0]._featureFilter.needGeometry, c2 = mo(a2, t3);
              if (!this.layers[0]._featureFilter.filter(new ss(this.zoom), c2, r2))
                continue;
              const h2 = i3 ? i3.evaluate(c2, {}, r2, e2.availableImages) : void 0, p2 = { id: o2, properties: a2.properties, type: a2.type, sourceLayerIndex: u2, index: l2, geometry: t3 ? c2.geometry : yo(a2, r2, n2), patterns: {}, sortKey: h2 };
              s2.push(p2);
            }
            i3 && s2.sort((t3, e3) => t3.sortKey - e3.sortKey);
            for (const n3 of s2) {
              const { geometry: i4, index: s3, sourceLayerIndex: a2 } = n3;
              if (this.hasPattern) {
                const t3 = gu("fill", this.layers, n3, this.zoom, e2);
                this.patternFeatures.push(t3);
              } else
                this.addFeature(n3, i4, s3, r2, {}, e2.availableImages);
              e2.featureIndex.insert(t2[s3].feature, i4, s3, a2, this.index);
            }
          }
          update(t2, e2, r2, n2) {
            this.stateDependentLayers.length && this.programConfigurations.updatePaintArrays(t2, e2, this.stateDependentLayers, r2, n2);
          }
          addFeatures(t2, e2, r2, n2, i3) {
            for (const t3 of this.patternFeatures)
              this.addFeature(t3, t3.geometry, t3.index, e2, r2, n2);
          }
          isEmpty() {
            return 0 === this.layoutVertexArray.length;
          }
          uploadPending() {
            return !this.uploaded || this.programConfigurations.needsUpload;
          }
          upload(t2) {
            this.uploaded || (this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, Vl), this.indexBuffer = t2.createIndexBuffer(this.indexArray), this.indexBuffer2 = t2.createIndexBuffer(this.indexArray2)), this.programConfigurations.upload(t2), this.uploaded = true;
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.indexBuffer.destroy(), this.indexBuffer2.destroy(), this.programConfigurations.destroy(), this.segments.destroy(), this.segments2.destroy());
          }
          addFeature(t2, e2, r2, n2, i3, s2 = []) {
            for (const t3 of du(e2, 500)) {
              let e3 = 0;
              for (const r4 of t3)
                e3 += r4.length;
              const r3 = this.segments.prepareSegment(e3, this.layoutVertexArray, this.indexArray), n3 = r3.vertexLength, i4 = [], s3 = [];
              for (const e4 of t3) {
                if (0 === e4.length)
                  continue;
                e4 !== t3[0] && s3.push(i4.length / 2);
                const r4 = this.segments2.prepareSegment(e4.length, this.layoutVertexArray, this.indexArray2), n4 = r4.vertexLength;
                this.layoutVertexArray.emplaceBack(e4[0].x, e4[0].y), this.indexArray2.emplaceBack(n4 + e4.length - 1, n4), i4.push(e4[0].x), i4.push(e4[0].y);
                for (let t4 = 1; t4 < e4.length; t4++)
                  this.layoutVertexArray.emplaceBack(e4[t4].x, e4[t4].y), this.indexArray2.emplaceBack(n4 + t4 - 1, n4 + t4), i4.push(e4[t4].x), i4.push(e4[t4].y);
                r4.vertexLength += e4.length, r4.primitiveLength += e4.length;
              }
              const a2 = Fl(i4, s3);
              for (let t4 = 0; t4 < a2.length; t4 += 3)
                this.indexArray.emplaceBack(n3 + a2[t4], n3 + a2[t4 + 1], n3 + a2[t4 + 2]);
              r3.vertexLength += e3, r3.primitiveLength += a2.length / 3;
            }
            this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length, t2, r2, i3, s2, n2);
          }
        }
        ai(xu, "FillBucket", { omit: ["layers", "patternFeatures"] });
        const vu = new vs({ "fill-sort-key": new ys($t.layout_fill["fill-sort-key"]) });
        var bu = { paint: new vs({ "fill-antialias": new ds($t.paint_fill["fill-antialias"]), "fill-opacity": new ys($t.paint_fill["fill-opacity"]), "fill-color": new ys($t.paint_fill["fill-color"]), "fill-outline-color": new ys($t.paint_fill["fill-outline-color"]), "fill-translate": new ds($t.paint_fill["fill-translate"]), "fill-translate-anchor": new ds($t.paint_fill["fill-translate-anchor"]), "fill-pattern": new ms($t.paint_fill["fill-pattern"]) }), layout: vu };
        const _u = ks([{ name: "a_pos_normal_ed", components: 4, type: "Int16" }]), wu = ks([{ name: "a_centroid_pos", components: 2, type: "Uint16" }]), Au = ks([{ name: "a_pos_3", components: 3, type: "Int16" }, { name: "a_pos_normal_3", components: 3, type: "Int16" }]), { members: ku } = _u;
        var Su = Iu;
        function Iu(t2, e2, r2, n2, i3) {
          this.properties = {}, this.extent = r2, this.type = 0, this._pbf = t2, this._geometry = -1, this._keys = n2, this._values = i3, t2.readFields(Mu, this, e2);
        }
        function Mu(t2, e2, r2) {
          1 == t2 ? e2.id = r2.readVarint() : 2 == t2 ? function(t3, e3) {
            for (var r3 = t3.readVarint() + t3.pos; t3.pos < r3; ) {
              var n2 = e3._keys[t3.readVarint()], i3 = e3._values[t3.readVarint()];
              e3.properties[n2] = i3;
            }
          }(r2, e2) : 3 == t2 ? e2.type = r2.readVarint() : 4 == t2 && (e2._geometry = r2.pos);
        }
        function Tu(t2) {
          for (var e2, r2, n2 = 0, i3 = 0, s2 = t2.length, a2 = s2 - 1; i3 < s2; a2 = i3++)
            n2 += ((r2 = t2[a2]).x - (e2 = t2[i3]).x) * (e2.y + r2.y);
          return n2;
        }
        Iu.types = ["Unknown", "Point", "LineString", "Polygon"], Iu.prototype.loadGeometry = function() {
          var t2 = this._pbf;
          t2.pos = this._geometry;
          for (var e2, r2 = t2.readVarint() + t2.pos, n2 = 1, s2 = 0, a2 = 0, o2 = 0, l2 = []; t2.pos < r2; ) {
            if (s2 <= 0) {
              var u2 = t2.readVarint();
              n2 = 7 & u2, s2 = u2 >> 3;
            }
            if (s2--, 1 === n2 || 2 === n2)
              a2 += t2.readSVarint(), o2 += t2.readSVarint(), 1 === n2 && (e2 && l2.push(e2), e2 = []), e2.push(new i2(a2, o2));
            else {
              if (7 !== n2)
                throw new Error("unknown command " + n2);
              e2 && e2.push(e2[0].clone());
            }
          }
          return e2 && l2.push(e2), l2;
        }, Iu.prototype.bbox = function() {
          var t2 = this._pbf;
          t2.pos = this._geometry;
          for (var e2 = t2.readVarint() + t2.pos, r2 = 1, n2 = 0, i3 = 0, s2 = 0, a2 = 1 / 0, o2 = -1 / 0, l2 = 1 / 0, u2 = -1 / 0; t2.pos < e2; ) {
            if (n2 <= 0) {
              var c2 = t2.readVarint();
              r2 = 7 & c2, n2 = c2 >> 3;
            }
            if (n2--, 1 === r2 || 2 === r2)
              (i3 += t2.readSVarint()) < a2 && (a2 = i3), i3 > o2 && (o2 = i3), (s2 += t2.readSVarint()) < l2 && (l2 = s2), s2 > u2 && (u2 = s2);
            else if (7 !== r2)
              throw new Error("unknown command " + r2);
          }
          return [a2, l2, o2, u2];
        }, Iu.prototype.toGeoJSON = function(t2, e2, r2) {
          var n2, i3, s2 = this.extent * Math.pow(2, r2), a2 = this.extent * t2, o2 = this.extent * e2, l2 = this.loadGeometry(), u2 = Iu.types[this.type];
          function c2(t3) {
            for (var e3 = 0; e3 < t3.length; e3++) {
              var r3 = t3[e3];
              t3[e3] = [360 * (r3.x + a2) / s2 - 180, 360 / Math.PI * Math.atan(Math.exp((180 - 360 * (r3.y + o2) / s2) * Math.PI / 180)) - 90];
            }
          }
          switch (this.type) {
            case 1:
              var h2 = [];
              for (n2 = 0; n2 < l2.length; n2++)
                h2[n2] = l2[n2][0];
              c2(l2 = h2);
              break;
            case 2:
              for (n2 = 0; n2 < l2.length; n2++)
                c2(l2[n2]);
              break;
            case 3:
              for (l2 = function(t3) {
                var e3 = t3.length;
                if (e3 <= 1)
                  return [t3];
                for (var r3, n3, i4 = [], s3 = 0; s3 < e3; s3++) {
                  var a3 = Tu(t3[s3]);
                  0 !== a3 && (void 0 === n3 && (n3 = a3 < 0), n3 === a3 < 0 ? (r3 && i4.push(r3), r3 = [t3[s3]]) : r3.push(t3[s3]));
                }
                return r3 && i4.push(r3), i4;
              }(l2), n2 = 0; n2 < l2.length; n2++)
                for (i3 = 0; i3 < l2[n2].length; i3++)
                  c2(l2[n2][i3]);
          }
          1 === l2.length ? l2 = l2[0] : u2 = "Multi" + u2;
          var p2 = { type: "Feature", geometry: { type: u2, coordinates: l2 }, properties: this.properties };
          return "id" in this && (p2.id = this.id), p2;
        };
        var zu = Bu;
        function Bu(t2, e2) {
          this.version = 1, this.name = null, this.extent = 4096, this.length = 0, this._pbf = t2, this._keys = [], this._values = [], this._features = [], t2.readFields(Eu, this, e2), this.length = this._features.length;
        }
        function Eu(t2, e2, r2) {
          15 === t2 ? e2.version = r2.readVarint() : 1 === t2 ? e2.name = r2.readString() : 5 === t2 ? e2.extent = r2.readVarint() : 2 === t2 ? e2._features.push(r2.pos) : 3 === t2 ? e2._keys.push(r2.readString()) : 4 === t2 && e2._values.push(function(t3) {
            for (var e3 = null, r3 = t3.readVarint() + t3.pos; t3.pos < r3; ) {
              var n2 = t3.readVarint() >> 3;
              e3 = 1 === n2 ? t3.readString() : 2 === n2 ? t3.readFloat() : 3 === n2 ? t3.readDouble() : 4 === n2 ? t3.readVarint64() : 5 === n2 ? t3.readVarint() : 6 === n2 ? t3.readSVarint() : 7 === n2 ? t3.readBoolean() : null;
            }
            return e3;
          }(r2));
        }
        function Cu(t2, e2, r2) {
          if (3 === t2) {
            var n2 = new zu(r2, r2.readVarint() + r2.pos);
            n2.length && (e2[n2.name] = n2);
          }
        }
        Bu.prototype.feature = function(t2) {
          if (t2 < 0 || t2 >= this._features.length)
            throw new Error("feature index out of bounds");
          this._pbf.pos = this._features[t2];
          var e2 = this._pbf.readVarint() + this._pbf.pos;
          return new Su(this._pbf, e2, this.extent, this._keys, this._values);
        };
        var Du = { VectorTile: function(t2, e2) {
          this.layers = t2.readFields(Cu, {}, e2);
        }, VectorTileFeature: Su, VectorTileLayer: zu };
        function Pu(t2, e2, r2, n2) {
          const s2 = [], a2 = 0 === n2 ? (t3, e3, r3, n3, s3, a3) => {
            t3.push(new i2(a3, r3 + (a3 - e3) / (n3 - e3) * (s3 - r3)));
          } : (t3, e3, r3, n3, s3, a3) => {
            t3.push(new i2(e3 + (a3 - r3) / (s3 - r3) * (n3 - e3), a3));
          };
          for (const i3 of t2) {
            const t3 = [];
            for (const s3 of i3) {
              if (s3.length <= 2)
                continue;
              const i4 = [];
              for (let t4 = 0; t4 < s3.length - 1; t4++) {
                const o3 = s3[t4].x, l3 = s3[t4].y, u2 = s3[t4 + 1].x, c2 = s3[t4 + 1].y, h2 = 0 === n2 ? o3 : l3, p2 = 0 === n2 ? u2 : c2;
                h2 < e2 ? p2 > e2 && a2(i4, o3, l3, u2, c2, e2) : h2 > r2 ? p2 < r2 && a2(i4, o3, l3, u2, c2, r2) : i4.push(s3[t4]), p2 < e2 && h2 >= e2 && a2(i4, o3, l3, u2, c2, e2), p2 > r2 && h2 <= r2 && a2(i4, o3, l3, u2, c2, r2);
              }
              let o2 = s3[s3.length - 1];
              const l2 = 0 === n2 ? o2.x : o2.y;
              l2 >= e2 && l2 <= r2 && i4.push(o2), i4.length && (o2 = i4[i4.length - 1], i4[0].x === o2.x && i4[0].y === o2.y || i4.push(i4[0]), t3.push(i4));
            }
            t3.length && s2.push(t3);
          }
          return s2;
        }
        const Vu = Du.VectorTileFeature.types, Fu = Math.pow(2, 13);
        function Lu(t2, e2, r2, n2, i3, s2, a2, o2) {
          t2.emplaceBack((e2 << 1) + a2, (r2 << 1) + s2, (Math.floor(n2 * Fu) << 1) + i3, Math.round(o2));
        }
        function Ru(t2, e2, r2) {
          const n2 = 16384;
          t2.emplaceBack(e2.x, e2.y, e2.z, r2[0] * n2, r2[1] * n2, r2[2] * n2);
        }
        class Uu {
          constructor() {
            this.acc = new i2(0, 0), this.polyCount = [];
          }
          startRing(t2) {
            this.currentPolyCount = { edges: 0, top: 0 }, this.polyCount.push(this.currentPolyCount), this.min || (this.min = new i2(t2.x, t2.y), this.max = new i2(t2.x, t2.y));
          }
          append(t2, e2) {
            this.currentPolyCount.edges++, this.acc._add(t2);
            const r2 = this.min, n2 = this.max;
            t2.x < r2.x ? r2.x = t2.x : t2.x > n2.x && (n2.x = t2.x), t2.y < r2.y ? r2.y = t2.y : t2.y > n2.y && (n2.y = t2.y), ((0 === t2.x || t2.x === Ya) && t2.x === e2.x) != ((0 === t2.y || t2.y === Ya) && t2.y === e2.y) && this.processBorderOverlap(t2, e2), e2.x < 0 != t2.x < 0 && this.addBorderIntersection(0, rr(e2.y, t2.y, (0 - e2.x) / (t2.x - e2.x))), e2.x > Ya != t2.x > Ya && this.addBorderIntersection(1, rr(e2.y, t2.y, (Ya - e2.x) / (t2.x - e2.x))), e2.y < 0 != t2.y < 0 && this.addBorderIntersection(2, rr(e2.x, t2.x, (0 - e2.y) / (t2.y - e2.y))), e2.y > Ya != t2.y > Ya && this.addBorderIntersection(3, rr(e2.x, t2.x, (Ya - e2.y) / (t2.y - e2.y)));
          }
          addBorderIntersection(t2, e2) {
            this.borders || (this.borders = [[Number.MAX_VALUE, -Number.MAX_VALUE], [Number.MAX_VALUE, -Number.MAX_VALUE], [Number.MAX_VALUE, -Number.MAX_VALUE], [Number.MAX_VALUE, -Number.MAX_VALUE]]);
            const r2 = this.borders[t2];
            e2 < r2[0] && (r2[0] = e2), e2 > r2[1] && (r2[1] = e2);
          }
          processBorderOverlap(t2, e2) {
            if (t2.x === e2.x) {
              if (t2.y === e2.y)
                return;
              const r2 = 0 === t2.x ? 0 : 1;
              this.addBorderIntersection(r2, e2.y), this.addBorderIntersection(r2, t2.y);
            } else {
              const r2 = 0 === t2.y ? 2 : 3;
              this.addBorderIntersection(r2, e2.x), this.addBorderIntersection(r2, t2.x);
            }
          }
          centroid() {
            const t2 = this.polyCount.reduce((t3, e2) => t3 + e2.edges, 0);
            return 0 !== t2 ? this.acc.div(t2)._round() : new i2(0, 0);
          }
          span() {
            return new i2(this.max.x - this.min.x, this.max.y - this.min.y);
          }
          intersectsCount() {
            return this.borders.reduce((t2, e2) => t2 + +(e2[0] !== Number.MAX_VALUE), 0);
          }
        }
        class $u {
          constructor(t2) {
            this.zoom = t2.zoom, this.canonical = t2.canonical, this.overscaling = t2.overscaling, this.layers = t2.layers, this.layerIds = this.layers.map((t3) => t3.id), this.index = t2.index, this.hasPattern = false, this.projection = t2.projection, this.layoutVertexArray = new Ts(), this.centroidVertexArray = new ha(), this.indexArray = new js(), this.programConfigurations = new Ra(t2.layers, t2.zoom), this.segments = new Ka(), this.stateDependentLayerIds = this.layers.filter((t3) => t3.isStateDependent()).map((t3) => t3.id), this.enableTerrain = t2.enableTerrain;
          }
          populate(t2, e2, r2, n2) {
            this.features = [], this.hasPattern = mu("fill-extrusion", this.layers, e2), this.featuresOnBorder = [], this.borders = [[], [], [], []], this.borderDoneWithNeighborZ = [-1, -1, -1, -1], this.tileToMeter = function(t3) {
              const e3 = Math.exp(Math.PI * (1 - t3.y / (1 << t3.z) * 2));
              return 80150034 * e3 / (e3 * e3 + 1) / Ya / (1 << t3.z);
            }(r2);
            for (const { feature: i3, id: s2, index: a2, sourceLayerIndex: o2 } of t2) {
              const t3 = this.layers[0]._featureFilter.needGeometry, l2 = mo(i3, t3);
              if (!this.layers[0]._featureFilter.filter(new ss(this.zoom), l2, r2))
                continue;
              const u2 = { id: s2, sourceLayerIndex: o2, index: a2, geometry: t3 ? l2.geometry : yo(i3, r2, n2), properties: i3.properties, type: i3.type, patterns: {} }, c2 = this.layoutVertexArray.length;
              this.hasPattern ? this.features.push(gu("fill-extrusion", this.layers, u2, this.zoom, e2)) : this.addFeature(u2, u2.geometry, a2, r2, {}, e2.availableImages, n2), e2.featureIndex.insert(i3, u2.geometry, a2, o2, this.index, c2);
            }
            this.sortBorders();
          }
          addFeatures(t2, e2, r2, n2, i3) {
            for (const t3 of this.features) {
              const { geometry: s2 } = t3;
              this.addFeature(t3, s2, t3.index, e2, r2, n2, i3);
            }
            this.sortBorders();
          }
          update(t2, e2, r2, n2) {
            this.stateDependentLayers.length && this.programConfigurations.updatePaintArrays(t2, e2, this.stateDependentLayers, r2, n2);
          }
          isEmpty() {
            return 0 === this.layoutVertexArray.length;
          }
          uploadPending() {
            return !this.uploaded || this.programConfigurations.needsUpload;
          }
          upload(t2) {
            this.uploaded || (this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, ku), this.indexBuffer = t2.createIndexBuffer(this.indexArray), this.layoutVertexExtArray && (this.layoutVertexExtBuffer = t2.createVertexBuffer(this.layoutVertexExtArray, Au.members, true))), this.programConfigurations.upload(t2), this.uploaded = true;
          }
          uploadCentroid(t2) {
            0 !== this.centroidVertexArray.length && (this.centroidVertexBuffer ? this.needsCentroidUpdate && this.centroidVertexBuffer.updateData(this.centroidVertexArray) : this.centroidVertexBuffer = t2.createVertexBuffer(this.centroidVertexArray, wu.members, true), this.needsCentroidUpdate = false);
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.centroidVertexBuffer && this.centroidVertexBuffer.destroy(), this.layoutVertexExtBuffer && this.layoutVertexExtBuffer.destroy(), this.indexBuffer.destroy(), this.programConfigurations.destroy(), this.segments.destroy());
          }
          addFeature(t2, e2, r2, n2, s2, a2, o2) {
            const l2 = [new i2(0, 0), new i2(Ya, Ya)], u2 = o2.projection, c2 = "globe" === u2.name, h2 = this.enableTerrain && !c2 ? new Uu() : null;
            c2 && !this.layoutVertexExtArray && (this.layoutVertexExtArray = new Qs());
            const p2 = du(e2, 500);
            for (let t3 = p2.length - 1; t3 >= 0; t3--) {
              const e3 = p2[t3];
              (0 === e3.length || (f2 = e3[0]).every((t4) => t4.x <= 0) || f2.every((t4) => t4.x >= Ya) || f2.every((t4) => t4.y <= 0) || f2.every((t4) => t4.y >= Ya)) && p2.splice(t3, 1);
            }
            var f2;
            let d2;
            if (c2) {
              const t3 = 11.25, e3 = 1 << n2.z, r3 = io(n2.x / e3), s3 = io((n2.x + 1) / e3), a3 = so(n2.y / e3), o3 = so((n2.y + 1) / e3);
              d2 = function(t4, e4, r4, n3, s4 = 0, a4) {
                const o4 = [];
                if (!t4.length || !r4 || !n3)
                  return o4;
                const l3 = (t5, e5) => {
                  for (const r5 of t5)
                    o4.push({ polygon: r5, bounds: e5 });
                }, u3 = Math.ceil(Math.log2(r4)), c3 = Math.ceil(Math.log2(n3)), h3 = u3 - c3, p3 = [];
                for (let t5 = 0; t5 < Math.abs(h3); t5++)
                  p3.push(h3 > 0 ? 0 : 1);
                for (let t5 = 0; t5 < Math.min(u3, c3); t5++)
                  p3.push(0), p3.push(1);
                let f3 = t4;
                if (f3 = Pu(f3, e4[0].y - s4, e4[1].y + s4, 1), f3 = Pu(f3, e4[0].x - s4, e4[1].x + s4, 0), !f3.length)
                  return o4;
                const d3 = [];
                for (p3.length ? d3.push({ polygons: f3, bounds: e4, depth: 0 }) : l3(f3, e4); d3.length; ) {
                  const t5 = d3.pop(), e5 = t5.depth, r5 = p3[e5], n4 = t5.bounds[0], o5 = t5.bounds[1], u4 = 0 === r5 ? n4.x : n4.y, c4 = 0 === r5 ? o5.x : o5.y, h4 = a4 ? a4(r5, u4, c4) : 0.5 * (u4 + c4), f4 = Pu(t5.polygons, u4 - s4, h4 + s4, r5), y2 = Pu(t5.polygons, h4 - s4, c4 + s4, r5);
                  if (f4.length) {
                    const t6 = [n4, new i2(0 === r5 ? h4 : o5.x, 1 === r5 ? h4 : o5.y)];
                    p3.length > e5 + 1 ? d3.push({ polygons: f4, bounds: t6, depth: e5 + 1 }) : l3(f4, t6);
                  }
                  if (y2.length) {
                    const t6 = [new i2(0 === r5 ? h4 : n4.x, 1 === r5 ? h4 : n4.y), o5];
                    p3.length > e5 + 1 ? d3.push({ polygons: y2, bounds: t6, depth: e5 + 1 }) : l3(y2, t6);
                  }
                }
                return o4;
              }(p2, l2, Math.ceil((s3 - r3) / t3), Math.ceil((a3 - o3) / t3), 1, (t4, r4, i3) => {
                if (0 === t4)
                  return 0.5 * (r4 + i3);
                {
                  const t5 = so((n2.y + r4 / Ya) / e3);
                  return (ro(0.5 * (so((n2.y + i3 / Ya) / e3) + t5)) * e3 - n2.y) * Ya;
                }
              });
            } else {
              d2 = [];
              for (const t3 of p2)
                d2.push({ polygon: t3, bounds: l2 });
            }
            for (const e3 of d2) {
              const r3 = e3.polygon;
              let i3 = 0, s3 = this.segments.prepareSegment(4, this.layoutVertexArray, this.indexArray);
              for (let t3 = 0; t3 < r3.length; t3++) {
                const a4 = r3[t3];
                if (0 === a4.length)
                  continue;
                i3 += a4.length;
                let o4 = 0;
                h2 && h2.startRing(a4[0]);
                for (let t4 = 0; t4 < a4.length; t4++) {
                  const r4 = a4[t4];
                  if (t4 >= 1) {
                    const i4 = a4[t4 - 1];
                    if (!ju(r4, i4, e3.bounds)) {
                      h2 && h2.append(r4, i4), s3.vertexLength + 4 > Ka.MAX_VERTEX_ARRAY_LENGTH && (s3 = this.segments.prepareSegment(4, this.layoutVertexArray, this.indexArray));
                      const t5 = r4.sub(i4)._perp(), e4 = t5.x / (Math.abs(t5.x) + Math.abs(t5.y)), a5 = t5.y > 0 ? 1 : 0, l4 = i4.dist(r4);
                      o4 + l4 > 32768 && (o4 = 0), Lu(this.layoutVertexArray, r4.x, r4.y, e4, a5, 0, 0, o4), Lu(this.layoutVertexArray, r4.x, r4.y, e4, a5, 0, 1, o4), o4 += l4, Lu(this.layoutVertexArray, i4.x, i4.y, e4, a5, 0, 0, o4), Lu(this.layoutVertexArray, i4.x, i4.y, e4, a5, 0, 1, o4);
                      const p4 = s3.vertexLength;
                      if (this.indexArray.emplaceBack(p4, p4 + 2, p4 + 1), this.indexArray.emplaceBack(p4 + 1, p4 + 2, p4 + 3), s3.vertexLength += 4, s3.primitiveLength += 2, c2) {
                        const t6 = this.layoutVertexExtArray, e5 = u2.projectTilePoint(r4.x, r4.y, n2), s4 = u2.projectTilePoint(i4.x, i4.y, n2), a6 = u2.upVector(n2, r4.x, r4.y), o5 = u2.upVector(n2, i4.x, i4.y);
                        Ru(t6, e5, a6), Ru(t6, e5, a6), Ru(t6, s4, o5), Ru(t6, s4, o5);
                      }
                    }
                  }
                }
              }
              if (s3.vertexLength + i3 > Ka.MAX_VERTEX_ARRAY_LENGTH && (s3 = this.segments.prepareSegment(i3, this.layoutVertexArray, this.indexArray)), "Polygon" !== Vu[t2.type])
                continue;
              const a3 = [], o3 = [], l3 = s3.vertexLength;
              for (let t3 = 0; t3 < r3.length; t3++) {
                const e4 = r3[t3];
                if (0 !== e4.length) {
                  e4 !== r3[0] && o3.push(a3.length / 2);
                  for (let t4 = 0; t4 < e4.length; t4++) {
                    const r4 = e4[t4];
                    Lu(this.layoutVertexArray, r4.x, r4.y, 0, 0, 1, 1, 0), a3.push(r4.x), a3.push(r4.y), h2 && h2.currentPolyCount.top++, c2 && Ru(this.layoutVertexExtArray, u2.projectTilePoint(r4.x, r4.y, n2), u2.upVector(n2, r4.x, r4.y));
                  }
                }
              }
              const p3 = Fl(a3, o3);
              for (let t3 = 0; t3 < p3.length; t3 += 3)
                this.indexArray.emplaceBack(l3 + p3[t3], l3 + p3[t3 + 2], l3 + p3[t3 + 1]);
              s3.primitiveLength += p3.length / 3, s3.vertexLength += i3;
            }
            if (h2 && h2.polyCount.length > 0) {
              if (h2.borders) {
                h2.vertexArrayOffset = this.centroidVertexArray.length;
                const t3 = h2.borders, e3 = this.featuresOnBorder.push(h2) - 1;
                for (let r3 = 0; r3 < 4; r3++)
                  t3[r3][0] !== Number.MAX_VALUE && this.borders[r3].push(e3);
              }
              this.encodeCentroid(h2.borders ? void 0 : h2.centroid(), h2);
            }
            this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length, t2, r2, s2, a2, n2);
          }
          sortBorders() {
            for (let t2 = 0; t2 < 4; t2++)
              this.borders[t2].sort((e2, r2) => this.featuresOnBorder[e2].borders[t2][0] - this.featuresOnBorder[r2].borders[t2][0]);
          }
          encodeCentroid(t2, e2, r2 = true) {
            let n2, i3;
            if (t2)
              if (0 !== t2.y) {
                const r3 = e2.span()._mult(this.tileToMeter);
                n2 = (Math.max(t2.x, 1) << 3) + Math.min(7, Math.round(r3.x / 10)), i3 = (Math.max(t2.y, 1) << 3) + Math.min(7, Math.round(r3.y / 10));
              } else
                n2 = Math.ceil(7 * (t2.x + 450)), i3 = 0;
            else
              n2 = 0, i3 = +r2;
            let s2 = r2 ? this.centroidVertexArray.length : e2.vertexArrayOffset;
            for (const t3 of e2.polyCount) {
              r2 && this.centroidVertexArray.resize(this.centroidVertexArray.length + 4 * t3.edges + t3.top);
              for (let e3 = 0; e3 < 2 * t3.edges; e3++)
                this.centroidVertexArray.emplace(s2++, 0, i3), this.centroidVertexArray.emplace(s2++, n2, i3);
              for (let e3 = 0; e3 < t3.top; e3++)
                this.centroidVertexArray.emplace(s2++, n2, i3);
            }
          }
        }
        function ju(t2, e2, r2) {
          return t2.x === e2.x && (t2.x < r2[0].x || t2.x > r2[1].x) || t2.y === e2.y && (t2.y < r2[0].y || t2.y > r2[1].y);
        }
        ai($u, "FillExtrusionBucket", { omit: ["layers", "features"] }), ai(Uu, "PartMetadata");
        var Ou = { paint: new vs({ "fill-extrusion-opacity": new ds($t["paint_fill-extrusion"]["fill-extrusion-opacity"]), "fill-extrusion-color": new ys($t["paint_fill-extrusion"]["fill-extrusion-color"]), "fill-extrusion-translate": new ds($t["paint_fill-extrusion"]["fill-extrusion-translate"]), "fill-extrusion-translate-anchor": new ds($t["paint_fill-extrusion"]["fill-extrusion-translate-anchor"]), "fill-extrusion-pattern": new ms($t["paint_fill-extrusion"]["fill-extrusion-pattern"]), "fill-extrusion-height": new ys($t["paint_fill-extrusion"]["fill-extrusion-height"]), "fill-extrusion-base": new ys($t["paint_fill-extrusion"]["fill-extrusion-base"]), "fill-extrusion-vertical-gradient": new ds($t["paint_fill-extrusion"]["fill-extrusion-vertical-gradient"]) }) };
        function qu(t2, e2) {
          return t2.x * e2.x + t2.y * e2.y;
        }
        function Nu(t2, e2) {
          if (1 === t2.length) {
            let r2 = 0;
            const n2 = e2[r2++];
            let i3;
            for (; !i3 || n2.equals(i3); )
              if (i3 = e2[r2++], !i3)
                return 1 / 0;
            for (; r2 < e2.length; r2++) {
              const s2 = e2[r2], a2 = t2[0], o2 = i3.sub(n2), l2 = s2.sub(n2), u2 = a2.sub(n2), c2 = qu(o2, o2), h2 = qu(o2, l2), p2 = qu(l2, l2), f2 = qu(u2, o2), d2 = qu(u2, l2), y2 = c2 * p2 - h2 * h2, m2 = (p2 * f2 - h2 * d2) / y2, g2 = (c2 * d2 - h2 * f2) / y2, x2 = n2.z * (1 - m2 - g2) + i3.z * m2 + s2.z * g2;
              if (isFinite(x2))
                return x2;
            }
            return 1 / 0;
          }
          {
            let t3 = 1 / 0;
            for (const r2 of e2)
              t3 = Math.min(t3, r2.z);
            return t3;
          }
        }
        function Gu(t2) {
          const e2 = new i2(t2[0], t2[1]);
          return e2.z = t2[2], e2;
        }
        function Zu(t2, e2, r2, n2, i3, s2, a2, o2) {
          const l2 = a2 * i3.getElevationAt(t2, e2, true, true), u2 = 0 !== s2[0], c2 = u2 ? 0 === s2[1] ? a2 * (s2[0] / 7 - 450) : a2 * function(t3, e3, r3) {
            const n3 = Math.floor(e3[0] / 8), i4 = Math.floor(e3[1] / 8), s3 = 10 * (e3[0] - 8 * n3), a3 = 10 * (e3[1] - 8 * i4), o3 = t3.getElevationAt(n3, i4, true, true), l3 = t3.getMeterToDEM(r3), u3 = Math.floor(0.5 * (s3 * l3 - 1)), c3 = Math.floor(0.5 * (a3 * l3 - 1)), h2 = t3.tileCoordToPixel(n3, i4), p2 = 2 * u3 + 1, f2 = 2 * c3 + 1, d2 = function(t4, e4, r4, n4, i5) {
              return [t4.getElevationAtPixel(e4, r4, true), t4.getElevationAtPixel(e4 + i5, r4, true), t4.getElevationAtPixel(e4, r4 + i5, true), t4.getElevationAtPixel(e4 + n4, r4 + i5, true)];
            }(t3, h2.x - u3, h2.y - c3, p2, f2), y2 = Math.abs(d2[0] - d2[1]), m2 = Math.abs(d2[2] - d2[3]), g2 = Math.abs(d2[0] - d2[2]) + Math.abs(d2[1] - d2[3]), x2 = Math.min(0.25, 0.5 * l3 * (y2 + m2) / p2), v2 = Math.min(0.25, 0.5 * l3 * g2 / f2);
            return o3 + Math.max(x2 * s3, v2 * a3);
          }(i3, s2, o2) : l2;
          return { base: l2 + (0 === r2) ? -1 : r2, top: u2 ? Math.max(c2 + n2, l2 + r2 + 2) : l2 + n2 };
        }
        const Xu = ks([{ name: "a_pos_normal", components: 2, type: "Int16" }, { name: "a_data", components: 4, type: "Uint8" }, { name: "a_linesofar", components: 1, type: "Float32" }], 4), { members: Ku } = Xu, Yu = ks([{ name: "a_packed", components: 3, type: "Float32" }]), { members: Hu } = Yu, Wu = Du.VectorTileFeature.types, Ju = Math.cos(Math.PI / 180 * 37.5);
        class Qu {
          constructor(t2) {
            this.zoom = t2.zoom, this.overscaling = t2.overscaling, this.layers = t2.layers, this.layerIds = this.layers.map((t3) => t3.id), this.index = t2.index, this.projection = t2.projection, this.hasPattern = false, this.patternFeatures = [], this.lineClipsArray = [], this.gradients = {}, this.layers.forEach((t3) => {
              this.gradients[t3.id] = {};
            }), this.layoutVertexArray = new zs(), this.layoutVertexArray2 = new Vs(), this.indexArray = new js(), this.programConfigurations = new Ra(t2.layers, t2.zoom), this.segments = new Ka(), this.maxLineLength = 0, this.stateDependentLayerIds = this.layers.filter((t3) => t3.isStateDependent()).map((t3) => t3.id);
          }
          populate(t2, e2, r2, n2) {
            this.hasPattern = mu("line", this.layers, e2);
            const i3 = this.layers[0].layout.get("line-sort-key"), s2 = [];
            for (const { feature: e3, id: a3, index: o3, sourceLayerIndex: l3 } of t2) {
              const t3 = this.layers[0]._featureFilter.needGeometry, u2 = mo(e3, t3);
              if (!this.layers[0]._featureFilter.filter(new ss(this.zoom), u2, r2))
                continue;
              const c2 = i3 ? i3.evaluate(u2, {}, r2) : void 0, h2 = { id: a3, properties: e3.properties, type: e3.type, sourceLayerIndex: l3, index: o3, geometry: t3 ? u2.geometry : yo(e3, r2, n2), patterns: {}, sortKey: c2 };
              s2.push(h2);
            }
            i3 && s2.sort((t3, e3) => t3.sortKey - e3.sortKey);
            const { lineAtlas: a2, featureIndex: o2 } = e2, l2 = this.addConstantDashes(a2);
            for (const n3 of s2) {
              const { geometry: i4, index: s3, sourceLayerIndex: u2 } = n3;
              if (l2 && this.addFeatureDashes(n3, a2), this.hasPattern) {
                const t3 = gu("line", this.layers, n3, this.zoom, e2);
                this.patternFeatures.push(t3);
              } else
                this.addFeature(n3, i4, s3, r2, a2.positions, e2.availableImages);
              o2.insert(t2[s3].feature, i4, s3, u2, this.index);
            }
          }
          addConstantDashes(t2) {
            let e2 = false;
            for (const r2 of this.layers) {
              const n2 = r2.paint.get("line-dasharray").value, i3 = r2.layout.get("line-cap").value;
              if ("constant" !== n2.kind || "constant" !== i3.kind)
                e2 = true;
              else {
                const e3 = i3.value, r3 = n2.value;
                if (!r3)
                  continue;
                t2.addDash(r3.from, e3), t2.addDash(r3.to, e3), r3.other && t2.addDash(r3.other, e3);
              }
            }
            return e2;
          }
          addFeatureDashes(t2, e2) {
            const r2 = this.zoom;
            for (const n2 of this.layers) {
              const i3 = n2.paint.get("line-dasharray").value, s2 = n2.layout.get("line-cap").value;
              if ("constant" === i3.kind && "constant" === s2.kind)
                continue;
              let a2, o2, l2, u2, c2, h2;
              if ("constant" === i3.kind) {
                const t3 = i3.value;
                if (!t3)
                  continue;
                a2 = t3.other || t3.to, o2 = t3.to, l2 = t3.from;
              } else
                a2 = i3.evaluate({ zoom: r2 - 1 }, t2), o2 = i3.evaluate({ zoom: r2 }, t2), l2 = i3.evaluate({ zoom: r2 + 1 }, t2);
              "constant" === s2.kind ? u2 = c2 = h2 = s2.value : (u2 = s2.evaluate({ zoom: r2 - 1 }, t2), c2 = s2.evaluate({ zoom: r2 }, t2), h2 = s2.evaluate({ zoom: r2 + 1 }, t2)), e2.addDash(a2, u2), e2.addDash(o2, c2), e2.addDash(l2, h2);
              const p2 = e2.getKey(a2, u2), f2 = e2.getKey(o2, c2), d2 = e2.getKey(l2, h2);
              t2.patterns[n2.id] = { min: p2, mid: f2, max: d2 };
            }
          }
          update(t2, e2, r2, n2) {
            this.stateDependentLayers.length && this.programConfigurations.updatePaintArrays(t2, e2, this.stateDependentLayers, r2, n2);
          }
          addFeatures(t2, e2, r2, n2, i3) {
            for (const t3 of this.patternFeatures)
              this.addFeature(t3, t3.geometry, t3.index, e2, r2, n2);
          }
          isEmpty() {
            return 0 === this.layoutVertexArray.length;
          }
          uploadPending() {
            return !this.uploaded || this.programConfigurations.needsUpload;
          }
          upload(t2) {
            this.uploaded || (0 !== this.layoutVertexArray2.length && (this.layoutVertexBuffer2 = t2.createVertexBuffer(this.layoutVertexArray2, Hu)), this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, Ku), this.indexBuffer = t2.createIndexBuffer(this.indexArray)), this.programConfigurations.upload(t2), this.uploaded = true;
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.indexBuffer.destroy(), this.programConfigurations.destroy(), this.segments.destroy());
          }
          lineFeatureClips(t2) {
            if (t2.properties && t2.properties.hasOwnProperty("mapbox_clip_start") && t2.properties.hasOwnProperty("mapbox_clip_end"))
              return { start: +t2.properties.mapbox_clip_start, end: +t2.properties.mapbox_clip_end };
          }
          addFeature(t2, e2, r2, n2, i3, s2) {
            const a2 = this.layers[0].layout, o2 = a2.get("line-join").evaluate(t2, {}), l2 = a2.get("line-cap").evaluate(t2, {}), u2 = a2.get("line-miter-limit"), c2 = a2.get("line-round-limit");
            this.lineClips = this.lineFeatureClips(t2);
            for (const r3 of e2)
              this.addLine(r3, t2, o2, l2, u2, c2);
            this.programConfigurations.populatePaintArrays(this.layoutVertexArray.length, t2, r2, i3, s2, n2);
          }
          addLine(t2, e2, r2, n2, i3, s2) {
            if (this.distance = 0, this.scaledDistance = 0, this.totalDistance = 0, this.lineSoFar = 0, this.lineClips) {
              this.lineClipsArray.push(this.lineClips);
              for (let e3 = 0; e3 < t2.length - 1; e3++)
                this.totalDistance += t2[e3].dist(t2[e3 + 1]);
              this.updateScaledDistance(), this.maxLineLength = Math.max(this.maxLineLength, this.totalDistance);
            }
            const a2 = "Polygon" === Wu[e2.type];
            let o2 = t2.length;
            for (; o2 >= 2 && t2[o2 - 1].equals(t2[o2 - 2]); )
              o2--;
            let l2 = 0;
            for (; l2 < o2 - 1 && t2[l2].equals(t2[l2 + 1]); )
              l2++;
            if (o2 < (a2 ? 3 : 2))
              return;
            "bevel" === r2 && (i3 = 1.05);
            const u2 = this.overscaling <= 16 ? 122880 / (512 * this.overscaling) : 0, c2 = this.segments.prepareSegment(10 * o2, this.layoutVertexArray, this.indexArray);
            let h2, p2, f2, d2, y2;
            this.e1 = this.e2 = -1, a2 && (h2 = t2[o2 - 2], y2 = t2[l2].sub(h2)._unit()._perp());
            for (let e3 = l2; e3 < o2; e3++) {
              if (f2 = e3 === o2 - 1 ? a2 ? t2[l2 + 1] : void 0 : t2[e3 + 1], f2 && t2[e3].equals(f2))
                continue;
              y2 && (d2 = y2), h2 && (p2 = h2), h2 = t2[e3], y2 = f2 ? f2.sub(h2)._unit()._perp() : d2, d2 = d2 || y2;
              let m2 = d2.add(y2);
              0 === m2.x && 0 === m2.y || m2._unit();
              const g2 = d2.x * y2.x + d2.y * y2.y, x2 = m2.x * y2.x + m2.y * y2.y, v2 = 0 !== x2 ? 1 / x2 : 1 / 0, b2 = 2 * Math.sqrt(2 - 2 * x2), _2 = x2 < Ju && p2 && f2, w2 = d2.x * y2.y - d2.y * y2.x > 0;
              if (_2 && e3 > l2) {
                const t3 = h2.dist(p2);
                if (t3 > 2 * u2) {
                  const e4 = h2.sub(h2.sub(p2)._mult(u2 / t3)._round());
                  this.updateDistance(p2, e4), this.addCurrentVertex(e4, d2, 0, 0, c2), p2 = e4;
                }
              }
              const A2 = p2 && f2;
              let k2 = A2 ? r2 : a2 ? "butt" : n2;
              if (A2 && "round" === k2 && (v2 < s2 ? k2 = "miter" : v2 <= 2 && (k2 = "fakeround")), "miter" === k2 && v2 > i3 && (k2 = "bevel"), "bevel" === k2 && (v2 > 2 && (k2 = "flipbevel"), v2 < i3 && (k2 = "miter")), p2 && this.updateDistance(p2, h2), "miter" === k2)
                m2._mult(v2), this.addCurrentVertex(h2, m2, 0, 0, c2);
              else if ("flipbevel" === k2) {
                if (v2 > 100)
                  m2 = y2.mult(-1);
                else {
                  const t3 = v2 * d2.add(y2).mag() / d2.sub(y2).mag();
                  m2._perp()._mult(t3 * (w2 ? -1 : 1));
                }
                this.addCurrentVertex(h2, m2, 0, 0, c2), this.addCurrentVertex(h2, m2.mult(-1), 0, 0, c2);
              } else if ("bevel" === k2 || "fakeround" === k2) {
                const t3 = -Math.sqrt(v2 * v2 - 1), e4 = w2 ? t3 : 0, r3 = w2 ? 0 : t3;
                if (p2 && this.addCurrentVertex(h2, d2, e4, r3, c2), "fakeround" === k2) {
                  const t4 = Math.round(180 * b2 / Math.PI / 20);
                  for (let e5 = 1; e5 < t4; e5++) {
                    let r4 = e5 / t4;
                    if (0.5 !== r4) {
                      const t5 = r4 - 0.5;
                      r4 += r4 * t5 * (r4 - 1) * ((1.0904 + g2 * (g2 * (3.55645 - 1.43519 * g2) - 3.2452)) * t5 * t5 + (0.848013 + g2 * (0.215638 * g2 - 1.06021)));
                    }
                    const n3 = y2.sub(d2)._mult(r4)._add(d2)._unit()._mult(w2 ? -1 : 1);
                    this.addHalfVertex(h2, n3.x, n3.y, false, w2, 0, c2);
                  }
                }
                f2 && this.addCurrentVertex(h2, y2, -e4, -r3, c2);
              } else if ("butt" === k2)
                this.addCurrentVertex(h2, m2, 0, 0, c2);
              else if ("square" === k2) {
                const t3 = p2 ? 1 : -1;
                p2 || this.addCurrentVertex(h2, m2, t3, t3, c2), this.addCurrentVertex(h2, m2, 0, 0, c2), p2 && this.addCurrentVertex(h2, m2, t3, t3, c2);
              } else
                "round" === k2 && (p2 && (this.addCurrentVertex(h2, d2, 0, 0, c2), this.addCurrentVertex(h2, d2, 1, 1, c2, true)), f2 && (this.addCurrentVertex(h2, y2, -1, -1, c2, true), this.addCurrentVertex(h2, y2, 0, 0, c2)));
              if (_2 && e3 < o2 - 1) {
                const t3 = h2.dist(f2);
                if (t3 > 2 * u2) {
                  const e4 = h2.add(f2.sub(h2)._mult(u2 / t3)._round());
                  this.updateDistance(h2, e4), this.addCurrentVertex(e4, y2, 0, 0, c2), h2 = e4;
                }
              }
            }
          }
          addCurrentVertex(t2, e2, r2, n2, i3, s2 = false) {
            const a2 = e2.y * n2 - e2.x, o2 = -e2.y - e2.x * n2;
            this.addHalfVertex(t2, e2.x + e2.y * r2, e2.y - e2.x * r2, s2, false, r2, i3), this.addHalfVertex(t2, a2, o2, s2, true, -n2, i3);
          }
          addHalfVertex({ x: t2, y: e2 }, r2, n2, i3, s2, a2, o2) {
            this.layoutVertexArray.emplaceBack((t2 << 1) + (i3 ? 1 : 0), (e2 << 1) + (s2 ? 1 : 0), Math.round(63 * r2) + 128, Math.round(63 * n2) + 128, 1 + (0 === a2 ? 0 : a2 < 0 ? -1 : 1), 0, this.lineSoFar), this.lineClips && this.layoutVertexArray2.emplaceBack(this.scaledDistance, this.lineClipsArray.length, this.lineSoFar);
            const l2 = o2.vertexLength++;
            this.e1 >= 0 && this.e2 >= 0 && (this.indexArray.emplaceBack(this.e1, this.e2, l2), o2.primitiveLength++), s2 ? this.e2 = l2 : this.e1 = l2;
          }
          updateScaledDistance() {
            if (this.lineClips) {
              const t2 = this.totalDistance / (this.lineClips.end - this.lineClips.start);
              this.scaledDistance = this.distance / this.totalDistance, this.lineSoFar = t2 * this.lineClips.start + this.distance;
            } else
              this.lineSoFar = this.distance;
          }
          updateDistance(t2, e2) {
            this.distance += t2.dist(e2), this.updateScaledDistance();
          }
        }
        ai(Qu, "LineBucket", { omit: ["layers", "patternFeatures"] });
        const tc = new vs({ "line-cap": new ys($t.layout_line["line-cap"]), "line-join": new ys($t.layout_line["line-join"]), "line-miter-limit": new ds($t.layout_line["line-miter-limit"]), "line-round-limit": new ds($t.layout_line["line-round-limit"]), "line-sort-key": new ys($t.layout_line["line-sort-key"]) });
        var ec = { paint: new vs({ "line-opacity": new ys($t.paint_line["line-opacity"]), "line-color": new ys($t.paint_line["line-color"]), "line-translate": new ds($t.paint_line["line-translate"]), "line-translate-anchor": new ds($t.paint_line["line-translate-anchor"]), "line-width": new ys($t.paint_line["line-width"]), "line-gap-width": new ys($t.paint_line["line-gap-width"]), "line-offset": new ys($t.paint_line["line-offset"]), "line-blur": new ys($t.paint_line["line-blur"]), "line-dasharray": new ms($t.paint_line["line-dasharray"]), "line-pattern": new ms($t.paint_line["line-pattern"]), "line-gradient": new xs($t.paint_line["line-gradient"]) }), layout: tc };
        const rc = new class extends ys {
          possiblyEvaluate(t2, e2) {
            return e2 = new ss(Math.floor(e2.zoom), { now: e2.now, fadeDuration: e2.fadeDuration, zoomHistory: e2.zoomHistory, transition: e2.transition }), super.possiblyEvaluate(t2, e2);
          }
          evaluate(t2, e2, r2, n2) {
            return e2 = b({}, e2, { zoom: Math.floor(e2.zoom) }), super.evaluate(t2, e2, r2, n2);
          }
        }(ec.paint.properties["line-width"].specification);
        function nc(t2, e2) {
          return e2 > 0 ? e2 + 2 * t2 : t2;
        }
        rc.useIntegerZoom = true;
        const ic = ks([{ name: "a_pos_offset", components: 4, type: "Int16" }, { name: "a_tex_size", components: 4, type: "Uint16" }, { name: "a_pixeloffset", components: 4, type: "Int16" }, { name: "a_z_tile_anchor", components: 4, type: "Int16" }], 4), sc = ks([{ name: "a_projected_pos", components: 3, type: "Float32" }], 4);
        ks([{ name: "a_fade_opacity", components: 1, type: "Uint32" }], 4);
        const ac = ks([{ name: "a_placed", components: 2, type: "Uint8" }, { name: "a_shift", components: 2, type: "Float32" }]), oc = ks([{ name: "a_size_scale", components: 1, type: "Float32" }, { name: "a_padding", components: 2, type: "Float32" }]);
        ks([{ type: "Int16", name: "projectedAnchorX" }, { type: "Int16", name: "projectedAnchorY" }, { type: "Int16", name: "projectedAnchorZ" }, { type: "Int16", name: "tileAnchorX" }, { type: "Int16", name: "tileAnchorY" }, { type: "Float32", name: "x1" }, { type: "Float32", name: "y1" }, { type: "Float32", name: "x2" }, { type: "Float32", name: "y2" }, { type: "Int16", name: "padding" }, { type: "Uint32", name: "featureIndex" }, { type: "Uint16", name: "sourceLayerIndex" }, { type: "Uint16", name: "bucketIndex" }]);
        const lc = ks([{ name: "a_pos", components: 3, type: "Int16" }, { name: "a_anchor_pos", components: 2, type: "Int16" }, { name: "a_extrude", components: 2, type: "Int16" }], 4), uc = ks([{ name: "a_pos_2f", components: 2, type: "Float32" }, { name: "a_radius", components: 1, type: "Float32" }, { name: "a_flags", components: 2, type: "Int16" }], 4);
        ks([{ name: "triangle", components: 3, type: "Uint16" }]), ks([{ type: "Int16", name: "projectedAnchorX" }, { type: "Int16", name: "projectedAnchorY" }, { type: "Int16", name: "projectedAnchorZ" }, { type: "Float32", name: "tileAnchorX" }, { type: "Float32", name: "tileAnchorY" }, { type: "Uint16", name: "glyphStartIndex" }, { type: "Uint16", name: "numGlyphs" }, { type: "Uint32", name: "vertexStartIndex" }, { type: "Uint32", name: "lineStartIndex" }, { type: "Uint32", name: "lineLength" }, { type: "Uint16", name: "segment" }, { type: "Uint16", name: "lowerSize" }, { type: "Uint16", name: "upperSize" }, { type: "Float32", name: "lineOffsetX" }, { type: "Float32", name: "lineOffsetY" }, { type: "Uint8", name: "writingMode" }, { type: "Uint8", name: "placedOrientation" }, { type: "Uint8", name: "hidden" }, { type: "Uint32", name: "crossTileID" }, { type: "Int16", name: "associatedIconIndex" }, { type: "Uint8", name: "flipState" }]), ks([{ type: "Int16", name: "projectedAnchorX" }, { type: "Int16", name: "projectedAnchorY" }, { type: "Int16", name: "projectedAnchorZ" }, { type: "Float32", name: "tileAnchorX" }, { type: "Float32", name: "tileAnchorY" }, { type: "Int16", name: "rightJustifiedTextSymbolIndex" }, { type: "Int16", name: "centerJustifiedTextSymbolIndex" }, { type: "Int16", name: "leftJustifiedTextSymbolIndex" }, { type: "Int16", name: "verticalPlacedTextSymbolIndex" }, { type: "Int16", name: "placedIconSymbolIndex" }, { type: "Int16", name: "verticalPlacedIconSymbolIndex" }, { type: "Uint16", name: "key" }, { type: "Uint16", name: "textBoxStartIndex" }, { type: "Uint16", name: "textBoxEndIndex" }, { type: "Uint16", name: "verticalTextBoxStartIndex" }, { type: "Uint16", name: "verticalTextBoxEndIndex" }, { type: "Uint16", name: "iconBoxStartIndex" }, { type: "Uint16", name: "iconBoxEndIndex" }, { type: "Uint16", name: "verticalIconBoxStartIndex" }, { type: "Uint16", name: "verticalIconBoxEndIndex" }, { type: "Uint16", name: "featureIndex" }, { type: "Uint16", name: "numHorizontalGlyphVertices" }, { type: "Uint16", name: "numVerticalGlyphVertices" }, { type: "Uint16", name: "numIconVertices" }, { type: "Uint16", name: "numVerticalIconVertices" }, { type: "Uint16", name: "useRuntimeCollisionCircles" }, { type: "Uint32", name: "crossTileID" }, { type: "Float32", components: 2, name: "textOffset" }, { type: "Float32", name: "collisionCircleDiameter" }]), ks([{ type: "Float32", name: "offsetX" }]), ks([{ type: "Int16", name: "x" }, { type: "Int16", name: "y" }, { type: "Int16", name: "tileUnitDistanceFromAnchor" }]);
        var cc = 24;
        const hc = 128;
        function pc(t2, e2) {
          const { expression: r2 } = e2;
          if ("constant" === r2.kind)
            return { kind: "constant", layoutSize: r2.evaluate(new ss(t2 + 1)) };
          if ("source" === r2.kind)
            return { kind: "source" };
          {
            const { zoomStops: e3, interpolationType: n2 } = r2;
            let i3 = 0;
            for (; i3 < e3.length && e3[i3] <= t2; )
              i3++;
            i3 = Math.max(0, i3 - 1);
            let s2 = i3;
            for (; s2 < e3.length && e3[s2] < t2 + 1; )
              s2++;
            s2 = Math.min(e3.length - 1, s2);
            const a2 = e3[i3], o2 = e3[s2];
            return "composite" === r2.kind ? { kind: "composite", minZoom: a2, maxZoom: o2, interpolationType: n2 } : { kind: "camera", minZoom: a2, maxZoom: o2, minSize: r2.evaluate(new ss(a2)), maxSize: r2.evaluate(new ss(o2)), interpolationType: n2 };
          }
        }
        function fc(t2, { uSize: e2, uSizeT: r2 }, { lowerSize: n2, upperSize: i3 }) {
          return "source" === t2.kind ? n2 / hc : "composite" === t2.kind ? rr(n2 / hc, i3 / hc, r2) : e2;
        }
        function dc(t2, e2) {
          let r2 = 0, n2 = 0;
          if ("constant" === t2.kind)
            n2 = t2.layoutSize;
          else if ("source" !== t2.kind) {
            const { interpolationType: i3, minZoom: s2, maxZoom: a2 } = t2, o2 = i3 ? y(_r.interpolationFactor(i3, e2, s2, a2), 0, 1) : 0;
            "camera" === t2.kind ? n2 = rr(t2.minSize, t2.maxSize, o2) : r2 = o2;
          }
          return { uSizeT: r2, uSize: n2 };
        }
        var yc = Object.freeze({ __proto__: null, getSizeData: pc, evaluateSizeForFeature: fc, evaluateSizeForZoom: dc, SIZE_PACK_FACTOR: hc });
        function mc(t2, e2, r2) {
          return t2.sections.forEach((t3) => {
            t3.text = function(t4, e3, r3) {
              const n2 = e3.layout.get("text-transform").evaluate(r3, {});
              return "uppercase" === n2 ? t4 = t4.toLocaleUpperCase() : "lowercase" === n2 && (t4 = t4.toLocaleLowerCase()), is.applyArabicShaping && (t4 = is.applyArabicShaping(t4)), t4;
            }(t3.text, e2, r2);
          }), t2;
        }
        const gc = { "!": "︕", "#": "＃", $: "＄", "%": "％", "&": "＆", "(": "︵", ")": "︶", "*": "＊", "+": "＋", ",": "︐", "-": "︲", ".": "・", "/": "／", ":": "︓", ";": "︔", "<": "︿", "=": "＝", ">": "﹀", "?": "︖", "@": "＠", "[": "﹇", "\\": "＼", "]": "﹈", "^": "＾", _: "︳", "`": "｀", "{": "︷", "|": "―", "}": "︸", "~": "～", "¢": "￠", "£": "￡", "¥": "￥", "¦": "￤", "¬": "￢", "¯": "￣", "–": "︲", "—": "︱", "‘": "﹃", "’": "﹄", "“": "﹁", "”": "﹂", "…": "︙", "‧": "・", "₩": "￦", "、": "︑", "。": "︒", "〈": "︿", "〉": "﹀", "《": "︽", "》": "︾", "「": "﹁", "」": "﹂", "『": "﹃", "』": "﹄", "【": "︻", "】": "︼", "〔": "︹", "〕": "︺", "〖": "︗", "〗": "︘", "！": "︕", "（": "︵", "）": "︶", "，": "︐", "－": "︲", "．": "・", "：": "︓", "；": "︔", "＜": "︿", "＞": "﹀", "？": "︖", "［": "﹇", "］": "﹈", "＿": "︳", "｛": "︷", "｜": "―", "｝": "︸", "｟": "︵", "｠": "︶", "｡": "︒", "｢": "﹁", "｣": "﹂" };
        function xc(t2) {
          return "︶" === t2 || "﹈" === t2 || "︸" === t2 || "﹄" === t2 || "﹂" === t2 || "︾" === t2 || "︼" === t2 || "︺" === t2 || "︘" === t2 || "﹀" === t2 || "︐" === t2 || "︓" === t2 || "︔" === t2 || "｀" === t2 || "￣" === t2 || "︑" === t2 || "︒" === t2;
        }
        function vc(t2) {
          return "︵" === t2 || "﹇" === t2 || "︷" === t2 || "﹃" === t2 || "﹁" === t2 || "︽" === t2 || "︻" === t2 || "︹" === t2 || "︗" === t2 || "︿" === t2;
        }
        var bc = function(t2, e2, r2, n2, i3) {
          var s2, a2, o2 = 8 * i3 - n2 - 1, l2 = (1 << o2) - 1, u2 = l2 >> 1, c2 = -7, h2 = r2 ? i3 - 1 : 0, p2 = r2 ? -1 : 1, f2 = t2[e2 + h2];
          for (h2 += p2, s2 = f2 & (1 << -c2) - 1, f2 >>= -c2, c2 += o2; c2 > 0; s2 = 256 * s2 + t2[e2 + h2], h2 += p2, c2 -= 8)
            ;
          for (a2 = s2 & (1 << -c2) - 1, s2 >>= -c2, c2 += n2; c2 > 0; a2 = 256 * a2 + t2[e2 + h2], h2 += p2, c2 -= 8)
            ;
          if (0 === s2)
            s2 = 1 - u2;
          else {
            if (s2 === l2)
              return a2 ? NaN : 1 / 0 * (f2 ? -1 : 1);
            a2 += Math.pow(2, n2), s2 -= u2;
          }
          return (f2 ? -1 : 1) * a2 * Math.pow(2, s2 - n2);
        }, _c = function(t2, e2, r2, n2, i3, s2) {
          var a2, o2, l2, u2 = 8 * s2 - i3 - 1, c2 = (1 << u2) - 1, h2 = c2 >> 1, p2 = 23 === i3 ? Math.pow(2, -24) - Math.pow(2, -77) : 0, f2 = n2 ? 0 : s2 - 1, d2 = n2 ? 1 : -1, y2 = e2 < 0 || 0 === e2 && 1 / e2 < 0 ? 1 : 0;
          for (e2 = Math.abs(e2), isNaN(e2) || e2 === 1 / 0 ? (o2 = isNaN(e2) ? 1 : 0, a2 = c2) : (a2 = Math.floor(Math.log(e2) / Math.LN2), e2 * (l2 = Math.pow(2, -a2)) < 1 && (a2--, l2 *= 2), (e2 += a2 + h2 >= 1 ? p2 / l2 : p2 * Math.pow(2, 1 - h2)) * l2 >= 2 && (a2++, l2 /= 2), a2 + h2 >= c2 ? (o2 = 0, a2 = c2) : a2 + h2 >= 1 ? (o2 = (e2 * l2 - 1) * Math.pow(2, i3), a2 += h2) : (o2 = e2 * Math.pow(2, h2 - 1) * Math.pow(2, i3), a2 = 0)); i3 >= 8; t2[r2 + f2] = 255 & o2, f2 += d2, o2 /= 256, i3 -= 8)
            ;
          for (a2 = a2 << i3 | o2, u2 += i3; u2 > 0; t2[r2 + f2] = 255 & a2, f2 += d2, a2 /= 256, u2 -= 8)
            ;
          t2[r2 + f2 - d2] |= 128 * y2;
        }, wc = Ac;
        function Ac(t2) {
          this.buf = ArrayBuffer.isView && ArrayBuffer.isView(t2) ? t2 : new Uint8Array(t2 || 0), this.pos = 0, this.type = 0, this.length = this.buf.length;
        }
        Ac.Varint = 0, Ac.Fixed64 = 1, Ac.Bytes = 2, Ac.Fixed32 = 5;
        var kc = 4294967296, Sc = 1 / kc, Ic = "undefined" == typeof TextDecoder ? null : new TextDecoder("utf8");
        function Mc(t2) {
          return t2.type === Ac.Bytes ? t2.readVarint() + t2.pos : t2.pos + 1;
        }
        function Tc(t2, e2, r2) {
          return r2 ? 4294967296 * e2 + (t2 >>> 0) : 4294967296 * (e2 >>> 0) + (t2 >>> 0);
        }
        function zc(t2, e2, r2) {
          var n2 = e2 <= 16383 ? 1 : e2 <= 2097151 ? 2 : e2 <= 268435455 ? 3 : Math.floor(Math.log(e2) / (7 * Math.LN2));
          r2.realloc(n2);
          for (var i3 = r2.pos - 1; i3 >= t2; i3--)
            r2.buf[i3 + n2] = r2.buf[i3];
        }
        function Bc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeVarint(t2[r2]);
        }
        function Ec(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeSVarint(t2[r2]);
        }
        function Cc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeFloat(t2[r2]);
        }
        function Dc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeDouble(t2[r2]);
        }
        function Pc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeBoolean(t2[r2]);
        }
        function Vc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeFixed32(t2[r2]);
        }
        function Fc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeSFixed32(t2[r2]);
        }
        function Lc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeFixed64(t2[r2]);
        }
        function Rc(t2, e2) {
          for (var r2 = 0; r2 < t2.length; r2++)
            e2.writeSFixed64(t2[r2]);
        }
        function Uc(t2, e2) {
          return (t2[e2] | t2[e2 + 1] << 8 | t2[e2 + 2] << 16) + 16777216 * t2[e2 + 3];
        }
        function $c(t2, e2, r2) {
          t2[r2] = e2, t2[r2 + 1] = e2 >>> 8, t2[r2 + 2] = e2 >>> 16, t2[r2 + 3] = e2 >>> 24;
        }
        function jc(t2, e2) {
          return (t2[e2] | t2[e2 + 1] << 8 | t2[e2 + 2] << 16) + (t2[e2 + 3] << 24);
        }
        function Oc(t2, e2, r2) {
          e2.glyphs = [], 1 === t2 && r2.readMessage(qc, e2);
        }
        function qc(t2, e2, r2) {
          if (3 === t2) {
            const { id: t3, bitmap: n2, width: i3, height: s2, left: a2, top: o2, advance: l2 } = r2.readMessage(Nc, {});
            e2.glyphs.push({ id: t3, bitmap: new zl({ width: i3 + 6, height: s2 + 6 }, n2), metrics: { width: i3, height: s2, left: a2, top: o2, advance: l2 } });
          } else
            4 === t2 ? e2.ascender = r2.readSVarint() : 5 === t2 && (e2.descender = r2.readSVarint());
        }
        function Nc(t2, e2, r2) {
          1 === t2 ? e2.id = r2.readVarint() : 2 === t2 ? e2.bitmap = r2.readBytes() : 3 === t2 ? e2.width = r2.readVarint() : 4 === t2 ? e2.height = r2.readVarint() : 5 === t2 ? e2.left = r2.readSVarint() : 6 === t2 ? e2.top = r2.readSVarint() : 7 === t2 && (e2.advance = r2.readVarint());
        }
        function Gc(t2) {
          let e2 = 0, r2 = 0;
          for (const n3 of t2)
            e2 += n3.w * n3.h, r2 = Math.max(r2, n3.w);
          t2.sort((t3, e3) => e3.h - t3.h);
          const n2 = [{ x: 0, y: 0, w: Math.max(Math.ceil(Math.sqrt(e2 / 0.95)), r2), h: 1 / 0 }];
          let i3 = 0, s2 = 0;
          for (const e3 of t2)
            for (let t3 = n2.length - 1; t3 >= 0; t3--) {
              const r3 = n2[t3];
              if (!(e3.w > r3.w || e3.h > r3.h)) {
                if (e3.x = r3.x, e3.y = r3.y, s2 = Math.max(s2, e3.y + e3.h), i3 = Math.max(i3, e3.x + e3.w), e3.w === r3.w && e3.h === r3.h) {
                  const e4 = n2.pop();
                  t3 < n2.length && (n2[t3] = e4);
                } else
                  e3.h === r3.h ? (r3.x += e3.w, r3.w -= e3.w) : e3.w === r3.w ? (r3.y += e3.h, r3.h -= e3.h) : (n2.push({ x: r3.x + e3.w, y: r3.y, w: r3.w - e3.w, h: e3.h }), r3.y += e3.h, r3.h -= e3.h);
                break;
              }
            }
          return { w: i3, h: s2, fill: e2 / (i3 * s2) || 0 };
        }
        Ac.prototype = { destroy: function() {
          this.buf = null;
        }, readFields: function(t2, e2, r2) {
          for (r2 = r2 || this.length; this.pos < r2; ) {
            var n2 = this.readVarint(), i3 = n2 >> 3, s2 = this.pos;
            this.type = 7 & n2, t2(i3, e2, this), this.pos === s2 && this.skip(n2);
          }
          return e2;
        }, readMessage: function(t2, e2) {
          return this.readFields(t2, e2, this.readVarint() + this.pos);
        }, readFixed32: function() {
          var t2 = Uc(this.buf, this.pos);
          return this.pos += 4, t2;
        }, readSFixed32: function() {
          var t2 = jc(this.buf, this.pos);
          return this.pos += 4, t2;
        }, readFixed64: function() {
          var t2 = Uc(this.buf, this.pos) + Uc(this.buf, this.pos + 4) * kc;
          return this.pos += 8, t2;
        }, readSFixed64: function() {
          var t2 = Uc(this.buf, this.pos) + jc(this.buf, this.pos + 4) * kc;
          return this.pos += 8, t2;
        }, readFloat: function() {
          var t2 = bc(this.buf, this.pos, true, 23, 4);
          return this.pos += 4, t2;
        }, readDouble: function() {
          var t2 = bc(this.buf, this.pos, true, 52, 8);
          return this.pos += 8, t2;
        }, readVarint: function(t2) {
          var e2, r2, n2 = this.buf;
          return e2 = 127 & (r2 = n2[this.pos++]), r2 < 128 ? e2 : (e2 |= (127 & (r2 = n2[this.pos++])) << 7, r2 < 128 ? e2 : (e2 |= (127 & (r2 = n2[this.pos++])) << 14, r2 < 128 ? e2 : (e2 |= (127 & (r2 = n2[this.pos++])) << 21, r2 < 128 ? e2 : function(t3, e3, r3) {
            var n3, i3, s2 = r3.buf;
            if (n3 = (112 & (i3 = s2[r3.pos++])) >> 4, i3 < 128)
              return Tc(t3, n3, e3);
            if (n3 |= (127 & (i3 = s2[r3.pos++])) << 3, i3 < 128)
              return Tc(t3, n3, e3);
            if (n3 |= (127 & (i3 = s2[r3.pos++])) << 10, i3 < 128)
              return Tc(t3, n3, e3);
            if (n3 |= (127 & (i3 = s2[r3.pos++])) << 17, i3 < 128)
              return Tc(t3, n3, e3);
            if (n3 |= (127 & (i3 = s2[r3.pos++])) << 24, i3 < 128)
              return Tc(t3, n3, e3);
            if (n3 |= (1 & (i3 = s2[r3.pos++])) << 31, i3 < 128)
              return Tc(t3, n3, e3);
            throw new Error("Expected varint not more than 10 bytes");
          }(e2 |= (15 & (r2 = n2[this.pos])) << 28, t2, this))));
        }, readVarint64: function() {
          return this.readVarint(true);
        }, readSVarint: function() {
          var t2 = this.readVarint();
          return t2 % 2 == 1 ? (t2 + 1) / -2 : t2 / 2;
        }, readBoolean: function() {
          return Boolean(this.readVarint());
        }, readString: function() {
          var t2 = this.readVarint() + this.pos, e2 = this.pos;
          return this.pos = t2, t2 - e2 >= 12 && Ic ? function(t3, e3, r2) {
            return Ic.decode(t3.subarray(e3, r2));
          }(this.buf, e2, t2) : function(t3, e3, r2) {
            for (var n2 = "", i3 = e3; i3 < r2; ) {
              var s2, a2, o2, l2 = t3[i3], u2 = null, c2 = l2 > 239 ? 4 : l2 > 223 ? 3 : l2 > 191 ? 2 : 1;
              if (i3 + c2 > r2)
                break;
              1 === c2 ? l2 < 128 && (u2 = l2) : 2 === c2 ? 128 == (192 & (s2 = t3[i3 + 1])) && (u2 = (31 & l2) << 6 | 63 & s2) <= 127 && (u2 = null) : 3 === c2 ? (a2 = t3[i3 + 2], 128 == (192 & (s2 = t3[i3 + 1])) && 128 == (192 & a2) && ((u2 = (15 & l2) << 12 | (63 & s2) << 6 | 63 & a2) <= 2047 || u2 >= 55296 && u2 <= 57343) && (u2 = null)) : 4 === c2 && (a2 = t3[i3 + 2], o2 = t3[i3 + 3], 128 == (192 & (s2 = t3[i3 + 1])) && 128 == (192 & a2) && 128 == (192 & o2) && ((u2 = (15 & l2) << 18 | (63 & s2) << 12 | (63 & a2) << 6 | 63 & o2) <= 65535 || u2 >= 1114112) && (u2 = null)), null === u2 ? (u2 = 65533, c2 = 1) : u2 > 65535 && (u2 -= 65536, n2 += String.fromCharCode(u2 >>> 10 & 1023 | 55296), u2 = 56320 | 1023 & u2), n2 += String.fromCharCode(u2), i3 += c2;
            }
            return n2;
          }(this.buf, e2, t2);
        }, readBytes: function() {
          var t2 = this.readVarint() + this.pos, e2 = this.buf.subarray(this.pos, t2);
          return this.pos = t2, e2;
        }, readPackedVarint: function(t2, e2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readVarint(e2));
          var r2 = Mc(this);
          for (t2 = t2 || []; this.pos < r2; )
            t2.push(this.readVarint(e2));
          return t2;
        }, readPackedSVarint: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readSVarint());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readSVarint());
          return t2;
        }, readPackedBoolean: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readBoolean());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readBoolean());
          return t2;
        }, readPackedFloat: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readFloat());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readFloat());
          return t2;
        }, readPackedDouble: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readDouble());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readDouble());
          return t2;
        }, readPackedFixed32: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readFixed32());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readFixed32());
          return t2;
        }, readPackedSFixed32: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readSFixed32());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readSFixed32());
          return t2;
        }, readPackedFixed64: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readFixed64());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readFixed64());
          return t2;
        }, readPackedSFixed64: function(t2) {
          if (this.type !== Ac.Bytes)
            return t2.push(this.readSFixed64());
          var e2 = Mc(this);
          for (t2 = t2 || []; this.pos < e2; )
            t2.push(this.readSFixed64());
          return t2;
        }, skip: function(t2) {
          var e2 = 7 & t2;
          if (e2 === Ac.Varint)
            for (; this.buf[this.pos++] > 127; )
              ;
          else if (e2 === Ac.Bytes)
            this.pos = this.readVarint() + this.pos;
          else if (e2 === Ac.Fixed32)
            this.pos += 4;
          else {
            if (e2 !== Ac.Fixed64)
              throw new Error("Unimplemented type: " + e2);
            this.pos += 8;
          }
        }, writeTag: function(t2, e2) {
          this.writeVarint(t2 << 3 | e2);
        }, realloc: function(t2) {
          for (var e2 = this.length || 16; e2 < this.pos + t2; )
            e2 *= 2;
          if (e2 !== this.length) {
            var r2 = new Uint8Array(e2);
            r2.set(this.buf), this.buf = r2, this.length = e2;
          }
        }, finish: function() {
          return this.length = this.pos, this.pos = 0, this.buf.subarray(0, this.length);
        }, writeFixed32: function(t2) {
          this.realloc(4), $c(this.buf, t2, this.pos), this.pos += 4;
        }, writeSFixed32: function(t2) {
          this.realloc(4), $c(this.buf, t2, this.pos), this.pos += 4;
        }, writeFixed64: function(t2) {
          this.realloc(8), $c(this.buf, -1 & t2, this.pos), $c(this.buf, Math.floor(t2 * Sc), this.pos + 4), this.pos += 8;
        }, writeSFixed64: function(t2) {
          this.realloc(8), $c(this.buf, -1 & t2, this.pos), $c(this.buf, Math.floor(t2 * Sc), this.pos + 4), this.pos += 8;
        }, writeVarint: function(t2) {
          (t2 = +t2 || 0) > 268435455 || t2 < 0 ? function(t3, e2) {
            var r2, n2;
            if (t3 >= 0 ? (r2 = t3 % 4294967296 | 0, n2 = t3 / 4294967296 | 0) : (n2 = ~(-t3 / 4294967296), 4294967295 ^ (r2 = ~(-t3 % 4294967296)) ? r2 = r2 + 1 | 0 : (r2 = 0, n2 = n2 + 1 | 0)), t3 >= 18446744073709552e3 || t3 < -18446744073709552e3)
              throw new Error("Given varint doesn't fit into 10 bytes");
            e2.realloc(10), function(t4, e3, r3) {
              r3.buf[r3.pos++] = 127 & t4 | 128, t4 >>>= 7, r3.buf[r3.pos++] = 127 & t4 | 128, t4 >>>= 7, r3.buf[r3.pos++] = 127 & t4 | 128, t4 >>>= 7, r3.buf[r3.pos++] = 127 & t4 | 128, r3.buf[r3.pos] = 127 & (t4 >>>= 7);
            }(r2, 0, e2), function(t4, e3) {
              var r3 = (7 & t4) << 4;
              e3.buf[e3.pos++] |= r3 | ((t4 >>>= 3) ? 128 : 0), t4 && (e3.buf[e3.pos++] = 127 & t4 | ((t4 >>>= 7) ? 128 : 0), t4 && (e3.buf[e3.pos++] = 127 & t4 | ((t4 >>>= 7) ? 128 : 0), t4 && (e3.buf[e3.pos++] = 127 & t4 | ((t4 >>>= 7) ? 128 : 0), t4 && (e3.buf[e3.pos++] = 127 & t4 | ((t4 >>>= 7) ? 128 : 0), t4 && (e3.buf[e3.pos++] = 127 & t4)))));
            }(n2, e2);
          }(t2, this) : (this.realloc(4), this.buf[this.pos++] = 127 & t2 | (t2 > 127 ? 128 : 0), t2 <= 127 || (this.buf[this.pos++] = 127 & (t2 >>>= 7) | (t2 > 127 ? 128 : 0), t2 <= 127 || (this.buf[this.pos++] = 127 & (t2 >>>= 7) | (t2 > 127 ? 128 : 0), t2 <= 127 || (this.buf[this.pos++] = t2 >>> 7 & 127))));
        }, writeSVarint: function(t2) {
          this.writeVarint(t2 < 0 ? 2 * -t2 - 1 : 2 * t2);
        }, writeBoolean: function(t2) {
          this.writeVarint(Boolean(t2));
        }, writeString: function(t2) {
          t2 = String(t2), this.realloc(4 * t2.length), this.pos++;
          var e2 = this.pos;
          this.pos = function(t3, e3, r3) {
            for (var n2, i3, s2 = 0; s2 < e3.length; s2++) {
              if ((n2 = e3.charCodeAt(s2)) > 55295 && n2 < 57344) {
                if (!i3) {
                  n2 > 56319 || s2 + 1 === e3.length ? (t3[r3++] = 239, t3[r3++] = 191, t3[r3++] = 189) : i3 = n2;
                  continue;
                }
                if (n2 < 56320) {
                  t3[r3++] = 239, t3[r3++] = 191, t3[r3++] = 189, i3 = n2;
                  continue;
                }
                n2 = i3 - 55296 << 10 | n2 - 56320 | 65536, i3 = null;
              } else
                i3 && (t3[r3++] = 239, t3[r3++] = 191, t3[r3++] = 189, i3 = null);
              n2 < 128 ? t3[r3++] = n2 : (n2 < 2048 ? t3[r3++] = n2 >> 6 | 192 : (n2 < 65536 ? t3[r3++] = n2 >> 12 | 224 : (t3[r3++] = n2 >> 18 | 240, t3[r3++] = n2 >> 12 & 63 | 128), t3[r3++] = n2 >> 6 & 63 | 128), t3[r3++] = 63 & n2 | 128);
            }
            return r3;
          }(this.buf, t2, this.pos);
          var r2 = this.pos - e2;
          r2 >= 128 && zc(e2, r2, this), this.pos = e2 - 1, this.writeVarint(r2), this.pos += r2;
        }, writeFloat: function(t2) {
          this.realloc(4), _c(this.buf, t2, this.pos, true, 23, 4), this.pos += 4;
        }, writeDouble: function(t2) {
          this.realloc(8), _c(this.buf, t2, this.pos, true, 52, 8), this.pos += 8;
        }, writeBytes: function(t2) {
          var e2 = t2.length;
          this.writeVarint(e2), this.realloc(e2);
          for (var r2 = 0; r2 < e2; r2++)
            this.buf[this.pos++] = t2[r2];
        }, writeRawMessage: function(t2, e2) {
          this.pos++;
          var r2 = this.pos;
          t2(e2, this);
          var n2 = this.pos - r2;
          n2 >= 128 && zc(r2, n2, this), this.pos = r2 - 1, this.writeVarint(n2), this.pos += n2;
        }, writeMessage: function(t2, e2, r2) {
          this.writeTag(t2, Ac.Bytes), this.writeRawMessage(e2, r2);
        }, writePackedVarint: function(t2, e2) {
          e2.length && this.writeMessage(t2, Bc, e2);
        }, writePackedSVarint: function(t2, e2) {
          e2.length && this.writeMessage(t2, Ec, e2);
        }, writePackedBoolean: function(t2, e2) {
          e2.length && this.writeMessage(t2, Pc, e2);
        }, writePackedFloat: function(t2, e2) {
          e2.length && this.writeMessage(t2, Cc, e2);
        }, writePackedDouble: function(t2, e2) {
          e2.length && this.writeMessage(t2, Dc, e2);
        }, writePackedFixed32: function(t2, e2) {
          e2.length && this.writeMessage(t2, Vc, e2);
        }, writePackedSFixed32: function(t2, e2) {
          e2.length && this.writeMessage(t2, Fc, e2);
        }, writePackedFixed64: function(t2, e2) {
          e2.length && this.writeMessage(t2, Lc, e2);
        }, writePackedSFixed64: function(t2, e2) {
          e2.length && this.writeMessage(t2, Rc, e2);
        }, writeBytesField: function(t2, e2) {
          this.writeTag(t2, Ac.Bytes), this.writeBytes(e2);
        }, writeFixed32Field: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed32), this.writeFixed32(e2);
        }, writeSFixed32Field: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed32), this.writeSFixed32(e2);
        }, writeFixed64Field: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed64), this.writeFixed64(e2);
        }, writeSFixed64Field: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed64), this.writeSFixed64(e2);
        }, writeVarintField: function(t2, e2) {
          this.writeTag(t2, Ac.Varint), this.writeVarint(e2);
        }, writeSVarintField: function(t2, e2) {
          this.writeTag(t2, Ac.Varint), this.writeSVarint(e2);
        }, writeStringField: function(t2, e2) {
          this.writeTag(t2, Ac.Bytes), this.writeString(e2);
        }, writeFloatField: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed32), this.writeFloat(e2);
        }, writeDoubleField: function(t2, e2) {
          this.writeTag(t2, Ac.Fixed64), this.writeDouble(e2);
        }, writeBooleanField: function(t2, e2) {
          this.writeVarintField(t2, Boolean(e2));
        } };
        class Zc {
          constructor(t2, { pixelRatio: e2, version: r2, stretchX: n2, stretchY: i3, content: s2 }) {
            this.paddedRect = t2, this.pixelRatio = e2, this.stretchX = n2, this.stretchY = i3, this.content = s2, this.version = r2;
          }
          get tl() {
            return [this.paddedRect.x + 1, this.paddedRect.y + 1];
          }
          get br() {
            return [this.paddedRect.x + this.paddedRect.w - 1, this.paddedRect.y + this.paddedRect.h - 1];
          }
          get displaySize() {
            return [(this.paddedRect.w - 2) / this.pixelRatio, (this.paddedRect.h - 2) / this.pixelRatio];
          }
        }
        class Xc {
          constructor(t2, e2) {
            const r2 = {}, n2 = {};
            this.haveRenderCallbacks = [];
            const i3 = [];
            this.addImages(t2, r2, i3), this.addImages(e2, n2, i3);
            const { w: s2, h: a2 } = Gc(i3), o2 = new Bl({ width: s2 || 1, height: a2 || 1 });
            for (const e3 in t2) {
              const n3 = t2[e3], i4 = r2[e3].paddedRect;
              Bl.copy(n3.data, o2, { x: 0, y: 0 }, { x: i4.x + 1, y: i4.y + 1 }, n3.data);
            }
            for (const t3 in e2) {
              const r3 = e2[t3], i4 = n2[t3].paddedRect, s3 = i4.x + 1, a3 = i4.y + 1, l2 = r3.data.width, u2 = r3.data.height;
              Bl.copy(r3.data, o2, { x: 0, y: 0 }, { x: s3, y: a3 }, r3.data), Bl.copy(r3.data, o2, { x: 0, y: u2 - 1 }, { x: s3, y: a3 - 1 }, { width: l2, height: 1 }), Bl.copy(r3.data, o2, { x: 0, y: 0 }, { x: s3, y: a3 + u2 }, { width: l2, height: 1 }), Bl.copy(r3.data, o2, { x: l2 - 1, y: 0 }, { x: s3 - 1, y: a3 }, { width: 1, height: u2 }), Bl.copy(r3.data, o2, { x: 0, y: 0 }, { x: s3 + l2, y: a3 }, { width: 1, height: u2 });
            }
            this.image = o2, this.iconPositions = r2, this.patternPositions = n2;
          }
          addImages(t2, e2, r2) {
            for (const n2 in t2) {
              const i3 = t2[n2], s2 = { x: 0, y: 0, w: i3.data.width + 2, h: i3.data.height + 2 };
              r2.push(s2), e2[n2] = new Zc(s2, i3), i3.hasRenderCallback && this.haveRenderCallbacks.push(n2);
            }
          }
          patchUpdatedImages(t2, e2) {
            this.haveRenderCallbacks = this.haveRenderCallbacks.filter((e3) => t2.hasImage(e3)), t2.dispatchRenderCallbacks(this.haveRenderCallbacks);
            for (const r2 in t2.updatedImages)
              this.patchUpdatedImage(this.iconPositions[r2], t2.getImage(r2), e2), this.patchUpdatedImage(this.patternPositions[r2], t2.getImage(r2), e2);
          }
          patchUpdatedImage(t2, e2, r2) {
            if (!t2 || !e2)
              return;
            if (t2.version === e2.version)
              return;
            t2.version = e2.version;
            const [n2, i3] = t2.tl;
            r2.update(e2.data, void 0, { x: n2, y: i3 });
          }
        }
        ai(Zc, "ImagePosition"), ai(Xc, "ImageAtlas");
        const Kc = { horizontal: 1, vertical: 2, horizontalOnly: 3 };
        class Yc {
          constructor() {
            this.scale = 1, this.fontStack = "", this.imageName = null;
          }
          static forText(t2, e2) {
            const r2 = new Yc();
            return r2.scale = t2 || 1, r2.fontStack = e2, r2;
          }
          static forImage(t2) {
            const e2 = new Yc();
            return e2.imageName = t2, e2;
          }
        }
        class Hc {
          constructor() {
            this.text = "", this.sectionIndex = [], this.sections = [], this.imageSectionID = null;
          }
          static fromFeature(t2, e2) {
            const r2 = new Hc();
            for (let n2 = 0; n2 < t2.sections.length; n2++) {
              const i3 = t2.sections[n2];
              i3.image ? r2.addImageSection(i3) : r2.addTextSection(i3, e2);
            }
            return r2;
          }
          length() {
            return this.text.length;
          }
          getSection(t2) {
            return this.sections[this.sectionIndex[t2]];
          }
          getSections() {
            return this.sections;
          }
          getSectionIndex(t2) {
            return this.sectionIndex[t2];
          }
          getCharCode(t2) {
            return this.text.charCodeAt(t2);
          }
          verticalizePunctuation(t2) {
            this.text = function(t3, e2) {
              let r2 = "";
              for (let n2 = 0; n2 < t3.length; n2++) {
                const i3 = t3.charCodeAt(n2 + 1) || null, s2 = t3.charCodeAt(n2 - 1) || null;
                r2 += !e2 && (i3 && qi(i3) && !gc[t3[n2 + 1]] || s2 && qi(s2) && !gc[t3[n2 - 1]]) || !gc[t3[n2]] ? t3[n2] : gc[t3[n2]];
              }
              return r2;
            }(this.text, t2);
          }
          trim() {
            let t2 = 0;
            for (let e3 = 0; e3 < this.text.length && Jc[this.text.charCodeAt(e3)]; e3++)
              t2++;
            let e2 = this.text.length;
            for (let r2 = this.text.length - 1; r2 >= 0 && r2 >= t2 && Jc[this.text.charCodeAt(r2)]; r2--)
              e2--;
            this.text = this.text.substring(t2, e2), this.sectionIndex = this.sectionIndex.slice(t2, e2);
          }
          substring(t2, e2) {
            const r2 = new Hc();
            return r2.text = this.text.substring(t2, e2), r2.sectionIndex = this.sectionIndex.slice(t2, e2), r2.sections = this.sections, r2;
          }
          toString() {
            return this.text;
          }
          getMaxScale() {
            return this.sectionIndex.reduce((t2, e2) => Math.max(t2, this.sections[e2].scale), 0);
          }
          addTextSection(t2, e2) {
            this.text += t2.text, this.sections.push(Yc.forText(t2.scale, t2.fontStack || e2));
            const r2 = this.sections.length - 1;
            for (let e3 = 0; e3 < t2.text.length; ++e3)
              this.sectionIndex.push(r2);
          }
          addImageSection(t2) {
            const e2 = t2.image ? t2.image.name : "";
            if (0 === e2.length)
              return void C("Can't add FormattedSection with an empty image.");
            const r2 = this.getNextImageSectionCharCode();
            r2 ? (this.text += String.fromCharCode(r2), this.sections.push(Yc.forImage(e2)), this.sectionIndex.push(this.sections.length - 1)) : C("Reached maximum number of images 6401");
          }
          getNextImageSectionCharCode() {
            return this.imageSectionID ? this.imageSectionID >= 63743 ? null : ++this.imageSectionID : (this.imageSectionID = 57344, this.imageSectionID);
          }
        }
        function Wc(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2) {
          const m2 = Hc.fromFeature(t2, i3);
          let g2;
          h2 === Kc.vertical && m2.verticalizePunctuation(p2);
          const { processBidirectionalText: x2, processStyledBidirectionalText: v2 } = is;
          if (x2 && 1 === m2.sections.length) {
            g2 = [];
            const t3 = x2(m2.toString(), sh(m2, u2, s2, e2, n2, f2, d2));
            for (const e3 of t3) {
              const t4 = new Hc();
              t4.text = e3, t4.sections = m2.sections;
              for (let r3 = 0; r3 < e3.length; r3++)
                t4.sectionIndex.push(0);
              g2.push(t4);
            }
          } else if (v2) {
            g2 = [];
            const t3 = v2(m2.text, m2.sectionIndex, sh(m2, u2, s2, e2, n2, f2, d2));
            for (const e3 of t3) {
              const t4 = new Hc();
              t4.text = e3[0], t4.sectionIndex = e3[1], t4.sections = m2.sections, g2.push(t4);
            }
          } else
            g2 = function(t3, e3) {
              const r3 = [], n3 = t3.text;
              let i4 = 0;
              for (const n4 of e3)
                r3.push(t3.substring(i4, n4)), i4 = n4;
              return i4 < n3.length && r3.push(t3.substring(i4, n3.length)), r3;
            }(m2, sh(m2, u2, s2, e2, n2, f2, d2));
          const b2 = [], _2 = { positionedLines: b2, text: m2.toString(), top: c2[1], bottom: c2[1], left: c2[0], right: c2[0], writingMode: h2, iconsInText: false, verticalizable: false, hasBaseline: false };
          return function(t3, e3, r3, n3, i4, s3, a3, o3, l3, u3, c3, h3) {
            let p3 = 0, f3 = 0, d3 = 0;
            const y3 = "right" === o3 ? 1 : "left" === o3 ? 0 : 0.5;
            let m3 = false;
            for (const t4 of i4) {
              const r4 = t4.getSections();
              for (const t5 of r4) {
                if (t5.imageName)
                  continue;
                const r5 = e3[t5.fontStack];
                if (r5 && (m3 = void 0 !== r5.ascender && void 0 !== r5.descender, !m3))
                  break;
              }
              if (!m3)
                break;
            }
            let g3 = 0;
            for (const a4 of i4) {
              a4.trim();
              const i5 = a4.getMaxScale(), o4 = (i5 - 1) * cc, v4 = { positionedGlyphs: [], lineOffset: 0 };
              t3.positionedLines[g3] = v4;
              const b4 = v4.positionedGlyphs;
              let _4 = 0;
              if (!a4.length()) {
                f3 += s3, ++g3;
                continue;
              }
              let w2 = 0, A2 = 0;
              for (let s4 = 0; s4 < a4.length(); s4++) {
                const o5 = a4.getSection(s4), d4 = a4.getSectionIndex(s4), y4 = a4.getCharCode(s4);
                let g4 = o5.scale, v5 = null, k3 = null, S2 = null, I2 = cc, M2 = 0;
                const T2 = !(l3 === Kc.horizontal || !c3 && !Oi(y4) || c3 && (Jc[y4] || (x3 = y4, pi(x3) || fi(x3) || di(x3) || Di(x3) || Li(x3))));
                if (o5.imageName) {
                  const e4 = n3[o5.imageName];
                  if (!e4)
                    continue;
                  S2 = o5.imageName, t3.iconsInText = t3.iconsInText || true, k3 = e4.paddedRect;
                  const r4 = e4.displaySize;
                  g4 = g4 * cc / h3, v5 = { width: r4[0], height: r4[1], left: 1, top: -3, advance: T2 ? r4[1] : r4[0], localGlyph: false }, M2 = m3 ? -v5.height * g4 : i5 * cc - 17 - r4[1] * g4, I2 = v5.advance;
                  const s5 = (T2 ? r4[0] : r4[1]) * g4 - cc * i5;
                  s5 > 0 && s5 > _4 && (_4 = s5);
                } else {
                  const t4 = r3[o5.fontStack];
                  if (!t4)
                    continue;
                  t4[y4] && (k3 = t4[y4]);
                  const n4 = e3[o5.fontStack];
                  if (!n4)
                    continue;
                  const s5 = n4.glyphs[y4];
                  if (!s5)
                    continue;
                  if (v5 = s5.metrics, I2 = 8203 !== y4 ? cc : 0, m3) {
                    const t5 = void 0 !== n4.ascender ? Math.abs(n4.ascender) : 0, e4 = void 0 !== n4.descender ? Math.abs(n4.descender) : 0, r4 = (t5 + e4) * g4;
                    w2 < r4 && (w2 = r4, A2 = (t5 - e4) / 2 * g4), M2 = -t5 * g4;
                  } else
                    M2 = (i5 - g4) * cc - 17;
                }
                T2 ? (t3.verticalizable = true, b4.push({ glyph: y4, imageName: S2, x: p3, y: f3 + M2, vertical: T2, scale: g4, localGlyph: v5.localGlyph, fontStack: o5.fontStack, sectionIndex: d4, metrics: v5, rect: k3 }), p3 += I2 * g4 + u3) : (b4.push({ glyph: y4, imageName: S2, x: p3, y: f3 + M2, vertical: T2, scale: g4, localGlyph: v5.localGlyph, fontStack: o5.fontStack, sectionIndex: d4, metrics: v5, rect: k3 }), p3 += v5.advance * g4 + u3);
              }
              0 !== b4.length && (d3 = Math.max(p3 - u3, d3), m3 ? oh(b4, y3, _4, A2, s3 * i5 / 2) : oh(b4, y3, _4, 0, s3 / 2)), p3 = 0;
              const k2 = s3 * i5 + _4;
              v4.lineOffset = Math.max(_4, o4), f3 += k2, ++g3;
            }
            var x3;
            const v3 = f3, { horizontalAlign: b3, verticalAlign: _3 } = ah(a3);
            (function(t4, e4, r4, n4, i5, s4) {
              const a4 = (e4 - r4) * i5, o4 = -s4 * n4;
              for (const e5 of t4)
                for (const t5 of e5.positionedGlyphs)
                  t5.x += a4, t5.y += o4;
            })(t3.positionedLines, y3, b3, _3, d3, v3), t3.top += -_3 * v3, t3.bottom = t3.top + v3, t3.left += -b3 * d3, t3.right = t3.left + d3, t3.hasBaseline = m3;
          }(_2, e2, r2, n2, g2, a2, o2, l2, h2, u2, p2, y2), !function(t3) {
            for (const e3 of t3)
              if (0 !== e3.positionedGlyphs.length)
                return false;
            return true;
          }(b2) && _2;
        }
        const Jc = { 9: true, 10: true, 11: true, 12: true, 13: true, 32: true }, Qc = { 10: true, 32: true, 38: true, 40: true, 41: true, 43: true, 45: true, 47: true, 173: true, 183: true, 8203: true, 8208: true, 8211: true, 8231: true };
        function th(t2, e2, r2, n2, i3, s2) {
          if (e2.imageName) {
            const t3 = n2[e2.imageName];
            return t3 ? t3.displaySize[0] * e2.scale * cc / s2 + i3 : 0;
          }
          {
            const n3 = r2[e2.fontStack], s3 = n3 && n3.glyphs[t2];
            return s3 ? s3.metrics.advance * e2.scale + i3 : 0;
          }
        }
        function eh(t2, e2, r2, n2) {
          const i3 = Math.pow(t2 - e2, 2);
          return n2 ? t2 < e2 ? i3 / 2 : 2 * i3 : i3 + Math.abs(r2) * r2;
        }
        function rh(t2, e2, r2) {
          let n2 = 0;
          return 10 === t2 && (n2 -= 1e4), r2 && (n2 += 150), 40 !== t2 && 65288 !== t2 || (n2 += 50), 41 !== e2 && 65289 !== e2 || (n2 += 50), n2;
        }
        function nh(t2, e2, r2, n2, i3, s2) {
          let a2 = null, o2 = eh(e2, r2, i3, s2);
          for (const t3 of n2) {
            const n3 = eh(e2 - t3.x, r2, i3, s2) + t3.badness;
            n3 <= o2 && (a2 = t3, o2 = n3);
          }
          return { index: t2, x: e2, priorBreak: a2, badness: o2 };
        }
        function ih(t2) {
          return t2 ? ih(t2.priorBreak).concat(t2.index) : [];
        }
        function sh(t2, e2, r2, n2, i3, s2, a2) {
          if ("point" !== s2)
            return [];
          if (!t2)
            return [];
          const o2 = [], l2 = function(t3, e3, r3, n3, i4, s3) {
            let a3 = 0;
            for (let r4 = 0; r4 < t3.length(); r4++) {
              const o3 = t3.getSection(r4);
              a3 += th(t3.getCharCode(r4), o3, n3, i4, e3, s3);
            }
            return a3 / Math.max(1, Math.ceil(a3 / r3));
          }(t2, e2, r2, n2, i3, a2), u2 = t2.text.indexOf("​") >= 0;
          let c2 = 0;
          for (let r3 = 0; r3 < t2.length(); r3++) {
            const s3 = t2.getSection(r3), p2 = t2.getCharCode(r3);
            if (Jc[p2] || (c2 += th(p2, s3, n2, i3, e2, a2)), r3 < t2.length() - 1) {
              const e3 = !((h2 = p2) < 11904 || !(wi(h2) || _i(h2) || Vi(h2) || Ci(h2) || Ii(h2) || yi(h2) || Ai(h2) || xi(h2) || Mi(h2) || Ti(h2) || Si(h2) || Ri(h2) || vi(h2) || gi(h2) || mi(h2) || ki(h2) || bi(h2) || Pi(h2) || Bi(h2) || zi(h2)));
              (Qc[p2] || e3 || s3.imageName) && o2.push(nh(r3 + 1, c2, l2, o2, rh(p2, t2.getCharCode(r3 + 1), e3 && u2), false));
            }
          }
          var h2;
          return ih(nh(t2.length(), c2, l2, o2, 0, true));
        }
        function ah(t2) {
          let e2 = 0.5, r2 = 0.5;
          switch (t2) {
            case "right":
            case "top-right":
            case "bottom-right":
              e2 = 1;
              break;
            case "left":
            case "top-left":
            case "bottom-left":
              e2 = 0;
          }
          switch (t2) {
            case "bottom":
            case "bottom-right":
            case "bottom-left":
              r2 = 1;
              break;
            case "top":
            case "top-right":
            case "top-left":
              r2 = 0;
          }
          return { horizontalAlign: e2, verticalAlign: r2 };
        }
        function oh(t2, e2, r2, n2, i3) {
          if (!(e2 || r2 || n2 || i3))
            return;
          const s2 = t2.length - 1, a2 = t2[s2], o2 = (a2.x + a2.metrics.advance * a2.scale) * e2;
          for (let e3 = 0; e3 <= s2; e3++)
            t2[e3].x -= o2, t2[e3].y += r2 + n2 + i3;
        }
        function lh(t2, e2, r2) {
          const { horizontalAlign: n2, verticalAlign: i3 } = ah(r2), s2 = e2[0] - t2.displaySize[0] * n2, a2 = e2[1] - t2.displaySize[1] * i3;
          return { image: t2, top: a2, bottom: a2 + t2.displaySize[1], left: s2, right: s2 + t2.displaySize[0] };
        }
        function uh(t2, e2, r2, n2, i3, s2) {
          const a2 = t2.image;
          let o2;
          if (a2.content) {
            const t3 = a2.content, e3 = a2.pixelRatio || 1;
            o2 = [t3[0] / e3, t3[1] / e3, a2.displaySize[0] - t3[2] / e3, a2.displaySize[1] - t3[3] / e3];
          }
          const l2 = e2.left * s2, u2 = e2.right * s2;
          let c2, h2, p2, f2;
          "width" === r2 || "both" === r2 ? (f2 = i3[0] + l2 - n2[3], h2 = i3[0] + u2 + n2[1]) : (f2 = i3[0] + (l2 + u2 - a2.displaySize[0]) / 2, h2 = f2 + a2.displaySize[0]);
          const d2 = e2.top * s2, y2 = e2.bottom * s2;
          return "height" === r2 || "both" === r2 ? (c2 = i3[1] + d2 - n2[0], p2 = i3[1] + y2 + n2[2]) : (c2 = i3[1] + (d2 + y2 - a2.displaySize[1]) / 2, p2 = c2 + a2.displaySize[1]), { image: a2, top: c2, right: h2, bottom: p2, left: f2, collisionPadding: o2 };
        }
        class ch extends i2 {
          constructor(t2, e2, r2, n2, i3) {
            super(t2, e2), this.angle = n2, this.z = r2, void 0 !== i3 && (this.segment = i3);
          }
          clone() {
            return new ch(this.x, this.y, this.z, this.angle, this.segment);
          }
        }
        function hh(t2, e2, r2, n2, i3) {
          if (void 0 === e2.segment)
            return true;
          let s2 = e2, a2 = e2.segment + 1, o2 = 0;
          for (; o2 > -r2 / 2; ) {
            if (a2--, a2 < 0)
              return false;
            o2 -= t2[a2].dist(s2), s2 = t2[a2];
          }
          o2 += t2[a2].dist(t2[a2 + 1]), a2++;
          const l2 = [];
          let u2 = 0;
          for (; o2 < r2 / 2; ) {
            const e3 = t2[a2], r3 = t2[a2 + 1];
            if (!r3)
              return false;
            let s3 = t2[a2 - 1].angleTo(e3) - e3.angleTo(r3);
            for (s3 = Math.abs((s3 + 3 * Math.PI) % (2 * Math.PI) - Math.PI), l2.push({ distance: o2, angleDelta: s3 }), u2 += s3; o2 - l2[0].distance > n2; )
              u2 -= l2.shift().angleDelta;
            if (u2 > i3)
              return false;
            a2++, o2 += e3.dist(r3);
          }
          return true;
        }
        function ph(t2) {
          let e2 = 0;
          for (let r2 = 0; r2 < t2.length - 1; r2++)
            e2 += t2[r2].dist(t2[r2 + 1]);
          return e2;
        }
        function fh(t2, e2, r2) {
          return t2 ? 0.6 * e2 * r2 : 0;
        }
        function dh(t2, e2) {
          return Math.max(t2 ? t2.right - t2.left : 0, e2 ? e2.right - e2.left : 0);
        }
        function yh(t2, e2, r2, n2, i3, s2) {
          const a2 = fh(r2, i3, s2), o2 = dh(r2, n2) * s2;
          let l2 = 0;
          const u2 = ph(t2) / 2;
          for (let r3 = 0; r3 < t2.length - 1; r3++) {
            const n3 = t2[r3], i4 = t2[r3 + 1], s3 = n3.dist(i4);
            if (l2 + s3 > u2) {
              const c2 = (u2 - l2) / s3, h2 = rr(n3.x, i4.x, c2), p2 = rr(n3.y, i4.y, c2), f2 = new ch(h2, p2, 0, i4.angleTo(n3), r3);
              return !a2 || hh(t2, f2, o2, a2, e2) ? f2 : void 0;
            }
            l2 += s3;
          }
        }
        function mh(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          const u2 = fh(n2, s2, a2), c2 = dh(n2, i3), h2 = c2 * a2, p2 = 0 === t2[0].x || t2[0].x === l2 || 0 === t2[0].y || t2[0].y === l2;
          return e2 - h2 < e2 / 4 && (e2 = h2 + e2 / 4), gh(t2, p2 ? e2 / 2 * o2 % e2 : (c2 / 2 + 2 * s2) * a2 * o2 % e2, e2, u2, r2, h2, p2, false, l2);
        }
        function gh(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          const u2 = s2 / 2, c2 = ph(t2);
          let h2 = 0, p2 = e2 - r2, f2 = [];
          for (let e3 = 0; e3 < t2.length - 1; e3++) {
            const a3 = t2[e3], o3 = t2[e3 + 1], d2 = a3.dist(o3), y2 = o3.angleTo(a3);
            for (; p2 + r2 < h2 + d2; ) {
              p2 += r2;
              const m2 = (p2 - h2) / d2, g2 = rr(a3.x, o3.x, m2), x2 = rr(a3.y, o3.y, m2);
              if (g2 >= 0 && g2 < l2 && x2 >= 0 && x2 < l2 && p2 - u2 >= 0 && p2 + u2 <= c2) {
                const r3 = new ch(g2, x2, 0, y2, e3);
                r3._round(), n2 && !hh(t2, r3, s2, n2, i3) || f2.push(r3);
              }
            }
            h2 += d2;
          }
          return o2 || f2.length || a2 || (f2 = gh(t2, h2 / 2, r2, n2, i3, s2, a2, true, l2)), f2;
        }
        function xh(t2, e2, r2, n2, s2) {
          const a2 = [];
          for (let o2 = 0; o2 < t2.length; o2++) {
            const l2 = t2[o2];
            let u2;
            for (let t3 = 0; t3 < l2.length - 1; t3++) {
              let o3 = l2[t3], c2 = l2[t3 + 1];
              o3.x < e2 && c2.x < e2 || (o3.x < e2 ? o3 = new i2(e2, o3.y + (e2 - o3.x) / (c2.x - o3.x) * (c2.y - o3.y))._round() : c2.x < e2 && (c2 = new i2(e2, o3.y + (e2 - o3.x) / (c2.x - o3.x) * (c2.y - o3.y))._round()), o3.y < r2 && c2.y < r2 || (o3.y < r2 ? o3 = new i2(o3.x + (r2 - o3.y) / (c2.y - o3.y) * (c2.x - o3.x), r2)._round() : c2.y < r2 && (c2 = new i2(o3.x + (r2 - o3.y) / (c2.y - o3.y) * (c2.x - o3.x), r2)._round()), o3.x >= n2 && c2.x >= n2 || (o3.x >= n2 ? o3 = new i2(n2, o3.y + (n2 - o3.x) / (c2.x - o3.x) * (c2.y - o3.y))._round() : c2.x >= n2 && (c2 = new i2(n2, o3.y + (n2 - o3.x) / (c2.x - o3.x) * (c2.y - o3.y))._round()), o3.y >= s2 && c2.y >= s2 || (o3.y >= s2 ? o3 = new i2(o3.x + (s2 - o3.y) / (c2.y - o3.y) * (c2.x - o3.x), s2)._round() : c2.y >= s2 && (c2 = new i2(o3.x + (s2 - o3.y) / (c2.y - o3.y) * (c2.x - o3.x), s2)._round()), u2 && o3.equals(u2[u2.length - 1]) || (u2 = [o3], a2.push(u2)), u2.push(c2)))));
            }
          }
          return a2;
        }
        ai(ch, "Anchor");
        const vh = 1e20;
        function bh(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          for (let u2 = e2; u2 < e2 + n2; u2++)
            _h(t2, r2 * s2 + u2, s2, i3, a2, o2, l2);
          for (let u2 = r2; u2 < r2 + i3; u2++)
            _h(t2, u2 * s2 + e2, 1, n2, a2, o2, l2);
        }
        function _h(t2, e2, r2, n2, i3, s2, a2) {
          s2[0] = 0, a2[0] = -vh, a2[1] = vh, i3[0] = t2[e2];
          for (let o2 = 1, l2 = 0, u2 = 0; o2 < n2; o2++) {
            i3[o2] = t2[e2 + o2 * r2];
            const n3 = o2 * o2;
            do {
              const t3 = s2[l2];
              u2 = (i3[o2] - i3[t3] + n3 - t3 * t3) / (o2 - t3) / 2;
            } while (u2 <= a2[l2] && --l2 > -1);
            l2++, s2[l2] = o2, a2[l2] = u2, a2[l2 + 1] = vh;
          }
          for (let o2 = 0, l2 = 0; o2 < n2; o2++) {
            for (; a2[l2 + 1] < o2; )
              l2++;
            const n3 = s2[l2], u2 = o2 - n3;
            t2[e2 + o2 * r2] = i3[n3] + u2 * u2;
          }
        }
        const wh = { none: 0, ideographs: 1, all: 2 };
        class Ah {
          constructor(t2, e2, r2) {
            this.requestManager = t2, this.localGlyphMode = e2, this.localFontFamily = r2, this.entries = {}, this.localGlyphs = { 200: {}, 400: {}, 500: {}, 900: {} };
          }
          setURL(t2) {
            this.url = t2;
          }
          getGlyphs(t2, e2) {
            const r2 = [];
            for (const e3 in t2)
              for (const n2 of t2[e3])
                r2.push({ stack: e3, id: n2 });
            x(r2, ({ stack: t3, id: e3 }, r3) => {
              let n2 = this.entries[t3];
              n2 || (n2 = this.entries[t3] = { glyphs: {}, requests: {}, ranges: {}, ascender: void 0, descender: void 0 });
              let i3 = n2.glyphs[e3];
              if (void 0 !== i3)
                return void r3(null, { stack: t3, id: e3, glyph: i3 });
              if (i3 = this._tinySDF(n2, t3, e3), i3)
                return n2.glyphs[e3] = i3, void r3(null, { stack: t3, id: e3, glyph: i3 });
              const s2 = Math.floor(e3 / 256);
              if (256 * s2 > 65535)
                return void r3(new Error("glyphs > 65535 not supported"));
              if (n2.ranges[s2])
                return void r3(null, { stack: t3, id: e3, glyph: i3 });
              let a2 = n2.requests[s2];
              a2 || (a2 = n2.requests[s2] = [], Ah.loadGlyphRange(t3, s2, this.url, this.requestManager, (t4, e4) => {
                if (e4) {
                  n2.ascender = e4.ascender, n2.descender = e4.descender;
                  for (const t5 in e4.glyphs)
                    this._doesCharSupportLocalGlyph(+t5) || (n2.glyphs[+t5] = e4.glyphs[+t5]);
                  n2.ranges[s2] = true;
                }
                for (const r4 of a2)
                  r4(t4, e4);
                delete n2.requests[s2];
              })), a2.push((n3, i4) => {
                n3 ? r3(n3) : i4 && r3(null, { stack: t3, id: e3, glyph: i4.glyphs[e3] || null });
              });
            }, (t3, r3) => {
              if (t3)
                e2(t3);
              else if (r3) {
                const t4 = {};
                for (const { stack: e3, id: n2, glyph: i3 } of r3)
                  void 0 === t4[e3] && (t4[e3] = {}), void 0 === t4[e3].glyphs && (t4[e3].glyphs = {}), t4[e3].glyphs[n2] = i3 && { id: i3.id, bitmap: i3.bitmap.clone(), metrics: i3.metrics }, t4[e3].ascender = this.entries[e3].ascender, t4[e3].descender = this.entries[e3].descender;
                e2(null, t4);
              }
            });
          }
          _doesCharSupportLocalGlyph(t2) {
            return this.localGlyphMode !== wh.none && (this.localGlyphMode === wh.all ? !!this.localFontFamily : !!this.localFontFamily && (Ti(t2) || Ei(t2) || vi(t2) || bi(t2) || xi(t2)));
          }
          _tinySDF(t2, e2, r2) {
            const n2 = this.localFontFamily;
            if (!n2 || !this._doesCharSupportLocalGlyph(r2))
              return;
            let i3 = t2.tinySDF;
            if (!i3) {
              let r3 = "400";
              /bold/i.test(e2) ? r3 = "900" : /medium/i.test(e2) ? r3 = "500" : /light/i.test(e2) && (r3 = "200"), i3 = t2.tinySDF = new Ah.TinySDF({ fontFamily: n2, fontWeight: r3, fontSize: 48, buffer: 6, radius: 16 }), i3.fontWeight = r3;
            }
            if (this.localGlyphs[i3.fontWeight][r2])
              return this.localGlyphs[i3.fontWeight][r2];
            const s2 = String.fromCharCode(r2), { data: a2, width: o2, height: l2, glyphWidth: u2, glyphHeight: c2, glyphLeft: h2, glyphTop: p2, glyphAdvance: f2 } = i3.draw(s2);
            return this.localGlyphs[i3.fontWeight][r2] = { id: r2, bitmap: new zl({ width: o2, height: l2 }, a2), metrics: { width: u2 / 2, height: c2 / 2, left: h2 / 2, top: p2 / 2 - 27, advance: f2 / 2, localGlyph: true } };
          }
        }
        function kh(t2, e2, r2, n2) {
          const s2 = [], a2 = t2.image, o2 = a2.pixelRatio, l2 = a2.paddedRect.w - 2, u2 = a2.paddedRect.h - 2, c2 = t2.right - t2.left, h2 = t2.bottom - t2.top, p2 = a2.stretchX || [[0, l2]], f2 = a2.stretchY || [[0, u2]], d2 = (t3, e3) => t3 + e3[1] - e3[0], y2 = p2.reduce(d2, 0), m2 = f2.reduce(d2, 0), g2 = l2 - y2, x2 = u2 - m2;
          let v2 = 0, b2 = y2, _2 = 0, w2 = m2, A2 = 0, k2 = g2, S2 = 0, I2 = x2;
          if (a2.content && n2) {
            const t3 = a2.content;
            v2 = Sh(p2, 0, t3[0]), _2 = Sh(f2, 0, t3[1]), b2 = Sh(p2, t3[0], t3[2]), w2 = Sh(f2, t3[1], t3[3]), A2 = t3[0] - v2, S2 = t3[1] - _2, k2 = t3[2] - t3[0] - b2, I2 = t3[3] - t3[1] - w2;
          }
          const M2 = (n3, s3, l3, u3) => {
            const p3 = Mh(n3.stretch - v2, b2, c2, t2.left), f3 = Th(n3.fixed - A2, k2, n3.stretch, y2), d3 = Mh(s3.stretch - _2, w2, h2, t2.top), g3 = Th(s3.fixed - S2, I2, s3.stretch, m2), x3 = Mh(l3.stretch - v2, b2, c2, t2.left), M3 = Th(l3.fixed - A2, k2, l3.stretch, y2), T2 = Mh(u3.stretch - _2, w2, h2, t2.top), z2 = Th(u3.fixed - S2, I2, u3.stretch, m2), B2 = new i2(p3, d3), E2 = new i2(x3, d3), C2 = new i2(x3, T2), D2 = new i2(p3, T2), P2 = new i2(f3 / o2, g3 / o2), V2 = new i2(M3 / o2, z2 / o2), F2 = e2 * Math.PI / 180;
            if (F2) {
              const t3 = Math.sin(F2), e3 = Math.cos(F2), r3 = [e3, -t3, t3, e3];
              B2._matMult(r3), E2._matMult(r3), D2._matMult(r3), C2._matMult(r3);
            }
            const L2 = n3.stretch + n3.fixed, R2 = s3.stretch + s3.fixed;
            return { tl: B2, tr: E2, bl: D2, br: C2, tex: { x: a2.paddedRect.x + 1 + L2, y: a2.paddedRect.y + 1 + R2, w: l3.stretch + l3.fixed - L2, h: u3.stretch + u3.fixed - R2 }, writingMode: void 0, glyphOffset: [0, 0], sectionIndex: 0, pixelOffsetTL: P2, pixelOffsetBR: V2, minFontScaleX: k2 / o2 / c2, minFontScaleY: I2 / o2 / h2, isSDF: r2 };
          };
          if (n2 && (a2.stretchX || a2.stretchY)) {
            const t3 = Ih(p2, g2, y2), e3 = Ih(f2, x2, m2);
            for (let r3 = 0; r3 < t3.length - 1; r3++) {
              const n3 = t3[r3], i3 = t3[r3 + 1];
              for (let t4 = 0; t4 < e3.length - 1; t4++)
                s2.push(M2(n3, e3[t4], i3, e3[t4 + 1]));
            }
          } else
            s2.push(M2({ fixed: 0, stretch: -1 }, { fixed: 0, stretch: -1 }, { fixed: 0, stretch: l2 + 1 }, { fixed: 0, stretch: u2 + 1 }));
          return s2;
        }
        function Sh(t2, e2, r2) {
          let n2 = 0;
          for (const i3 of t2)
            n2 += Math.max(e2, Math.min(r2, i3[1])) - Math.max(e2, Math.min(r2, i3[0]));
          return n2;
        }
        function Ih(t2, e2, r2) {
          const n2 = [{ fixed: -1, stretch: 0 }];
          for (const [e3, r3] of t2) {
            const t3 = n2[n2.length - 1];
            n2.push({ fixed: e3 - t3.stretch, stretch: t3.stretch }), n2.push({ fixed: e3 - t3.stretch, stretch: t3.stretch + (r3 - e3) });
          }
          return n2.push({ fixed: e2 + 1, stretch: r2 }), n2;
        }
        function Mh(t2, e2, r2, n2) {
          return t2 / e2 * r2 + n2;
        }
        function Th(t2, e2, r2, n2) {
          return t2 - e2 * r2 / n2;
        }
        function zh(t2, e2, r2, n2) {
          const i3 = e2 + t2.positionedLines[n2].lineOffset;
          return 0 === n2 ? r2 + i3 / 2 : r2 + (i3 + (e2 + t2.positionedLines[n2 - 1].lineOffset)) / 2;
        }
        Ah.loadGlyphRange = function(t2, e2, r2, n2, i3) {
          const s2 = 256 * e2, a2 = s2 + 255, o2 = n2.transformRequest(n2.normalizeGlyphsURL(r2).replace("{fontstack}", t2).replace("{range}", `${s2}-${a2}`), At.Glyphs);
          Mt(o2, (t3, e3) => {
            if (t3)
              i3(t3);
            else if (e3) {
              const t4 = {}, r3 = function(t5) {
                return new wc(t5).readFields(Oc, {});
              }(e3);
              for (const e4 of r3.glyphs)
                t4[e4.id] = e4;
              i3(null, { glyphs: t4, ascender: r3.ascender, descender: r3.descender });
            }
          });
        }, Ah.TinySDF = class {
          constructor({ fontSize: t2 = 24, buffer: e2 = 3, radius: r2 = 8, cutoff: n2 = 0.25, fontFamily: i3 = "sans-serif", fontWeight: s2 = "normal", fontStyle: a2 = "normal" }) {
            this.buffer = e2, this.cutoff = n2, this.radius = r2;
            const o2 = this.size = t2 + 4 * e2, l2 = this._createCanvas(o2), u2 = this.ctx = l2.getContext("2d", { willReadFrequently: true });
            u2.font = `${a2} ${s2} ${t2}px ${i3}`, u2.textBaseline = "alphabetic", u2.textAlign = "left", u2.fillStyle = "black", this.gridOuter = new Float64Array(o2 * o2), this.gridInner = new Float64Array(o2 * o2), this.f = new Float64Array(o2), this.z = new Float64Array(o2 + 1), this.v = new Uint16Array(o2);
          }
          _createCanvas(t2) {
            const e2 = document.createElement("canvas");
            return e2.width = e2.height = t2, e2;
          }
          draw(t2) {
            const { width: e2, actualBoundingBoxAscent: r2, actualBoundingBoxDescent: n2, actualBoundingBoxLeft: i3, actualBoundingBoxRight: s2 } = this.ctx.measureText(t2), a2 = Math.floor(r2), o2 = Math.min(this.size - this.buffer, Math.ceil(s2 - i3)), l2 = Math.min(this.size - this.buffer, Math.ceil(r2) + Math.ceil(n2)), u2 = o2 + 2 * this.buffer, c2 = l2 + 2 * this.buffer, h2 = u2 * c2, p2 = new Uint8ClampedArray(h2), f2 = { data: p2, width: u2, height: c2, glyphWidth: o2, glyphHeight: l2, glyphTop: a2, glyphLeft: 0, glyphAdvance: e2 };
            if (0 === o2 || 0 === l2)
              return f2;
            const { ctx: d2, buffer: y2, gridInner: m2, gridOuter: g2 } = this;
            d2.clearRect(y2, y2, o2, l2), d2.fillText(t2, y2, y2 + a2 + 1);
            const x2 = d2.getImageData(y2, y2, o2, l2);
            g2.fill(vh, 0, h2), m2.fill(0, 0, h2);
            for (let t3 = 0; t3 < l2; t3++)
              for (let e3 = 0; e3 < o2; e3++) {
                const r3 = x2.data[4 * (t3 * o2 + e3) + 3] / 255;
                if (0 === r3)
                  continue;
                const n3 = (t3 + y2) * u2 + e3 + y2;
                if (1 === r3)
                  g2[n3] = 0, m2[n3] = vh;
                else {
                  const t4 = 0.5 - r3;
                  g2[n3] = t4 > 0 ? t4 * t4 : 0, m2[n3] = t4 < 0 ? t4 * t4 : 0;
                }
              }
            bh(g2, 0, 0, u2, c2, u2, this.f, this.v, this.z), bh(m2, y2, y2, o2, l2, u2, this.f, this.v, this.z);
            for (let t3 = 0; t3 < h2; t3++) {
              const e3 = Math.sqrt(g2[t3]) - Math.sqrt(m2[t3]);
              p2[t3] = Math.round(255 - 255 * (e3 / this.radius + this.cutoff));
            }
            return f2;
          }
        };
        class Bh {
          constructor(t2 = [], e2 = Eh) {
            if (this.data = t2, this.length = this.data.length, this.compare = e2, this.length > 0)
              for (let t3 = (this.length >> 1) - 1; t3 >= 0; t3--)
                this._down(t3);
          }
          push(t2) {
            this.data.push(t2), this.length++, this._up(this.length - 1);
          }
          pop() {
            if (0 === this.length)
              return;
            const t2 = this.data[0], e2 = this.data.pop();
            return this.length--, this.length > 0 && (this.data[0] = e2, this._down(0)), t2;
          }
          peek() {
            return this.data[0];
          }
          _up(t2) {
            const { data: e2, compare: r2 } = this, n2 = e2[t2];
            for (; t2 > 0; ) {
              const i3 = t2 - 1 >> 1, s2 = e2[i3];
              if (r2(n2, s2) >= 0)
                break;
              e2[t2] = s2, t2 = i3;
            }
            e2[t2] = n2;
          }
          _down(t2) {
            const { data: e2, compare: r2 } = this, n2 = this.length >> 1, i3 = e2[t2];
            for (; t2 < n2; ) {
              let n3 = 1 + (t2 << 1), s2 = e2[n3];
              const a2 = n3 + 1;
              if (a2 < this.length && r2(e2[a2], s2) < 0 && (n3 = a2, s2 = e2[a2]), r2(s2, i3) >= 0)
                break;
              e2[t2] = s2, t2 = n3;
            }
            e2[t2] = i3;
          }
        }
        function Eh(t2, e2) {
          return t2 < e2 ? -1 : t2 > e2 ? 1 : 0;
        }
        function Ch(t2, e2 = 1, r2 = false) {
          let n2 = 1 / 0, s2 = 1 / 0, a2 = -1 / 0, o2 = -1 / 0;
          const l2 = t2[0];
          for (let t3 = 0; t3 < l2.length; t3++) {
            const e3 = l2[t3];
            (!t3 || e3.x < n2) && (n2 = e3.x), (!t3 || e3.y < s2) && (s2 = e3.y), (!t3 || e3.x > a2) && (a2 = e3.x), (!t3 || e3.y > o2) && (o2 = e3.y);
          }
          const u2 = Math.min(a2 - n2, o2 - s2);
          let c2 = u2 / 2;
          const h2 = new Bh([], Dh);
          if (0 === u2)
            return new i2(n2, s2);
          for (let e3 = n2; e3 < a2; e3 += u2)
            for (let r3 = s2; r3 < o2; r3 += u2)
              h2.push(new Ph(e3 + c2, r3 + c2, c2, t2));
          let p2 = function(t3) {
            let e3 = 0, r3 = 0, n3 = 0;
            const i3 = t3[0];
            for (let t4 = 0, s3 = i3.length, a3 = s3 - 1; t4 < s3; a3 = t4++) {
              const s4 = i3[t4], o3 = i3[a3], l3 = s4.x * o3.y - o3.x * s4.y;
              r3 += (s4.x + o3.x) * l3, n3 += (s4.y + o3.y) * l3, e3 += 3 * l3;
            }
            return new Ph(r3 / e3, n3 / e3, 0, t3);
          }(t2), f2 = h2.length;
          for (; h2.length; ) {
            const n3 = h2.pop();
            (n3.d > p2.d || !p2.d) && (p2 = n3, r2 && console.log("found best %d after %d probes", Math.round(1e4 * n3.d) / 1e4, f2)), n3.max - p2.d <= e2 || (c2 = n3.h / 2, h2.push(new Ph(n3.p.x - c2, n3.p.y - c2, c2, t2)), h2.push(new Ph(n3.p.x + c2, n3.p.y - c2, c2, t2)), h2.push(new Ph(n3.p.x - c2, n3.p.y + c2, c2, t2)), h2.push(new Ph(n3.p.x + c2, n3.p.y + c2, c2, t2)), f2 += 4);
          }
          return r2 && (console.log(`num probes: ${f2}`), console.log(`best distance: ${p2.d}`)), p2.p;
        }
        function Dh(t2, e2) {
          return e2.max - t2.max;
        }
        function Ph(t2, e2, r2, n2) {
          this.p = new i2(t2, e2), this.h = r2, this.d = function(t3, e3) {
            let r3 = false, n3 = 1 / 0;
            for (let i3 = 0; i3 < e3.length; i3++) {
              const s2 = e3[i3];
              for (let e4 = 0, i4 = s2.length, a2 = i4 - 1; e4 < i4; a2 = e4++) {
                const i5 = s2[e4], o2 = s2[a2];
                i5.y > t3.y != o2.y > t3.y && t3.x < (o2.x - i5.x) * (t3.y - i5.y) / (o2.y - i5.y) + i5.x && (r3 = !r3), n3 = Math.min(n3, Mo(t3, i5, o2));
              }
            }
            return (r3 ? 1 : -1) * Math.sqrt(n3);
          }(this.p, n2), this.max = this.d + this.h * Math.SQRT2;
        }
        const Vh = Number.POSITIVE_INFINITY, Fh = Math.sqrt(2);
        function Lh(t2, e2) {
          return e2[1] !== Vh ? function(t3, e3, r2) {
            let n2 = 0, i3 = 0;
            switch (e3 = Math.abs(e3), r2 = Math.abs(r2), t3) {
              case "top-right":
              case "top-left":
              case "top":
                i3 = r2 - 7;
                break;
              case "bottom-right":
              case "bottom-left":
              case "bottom":
                i3 = 7 - r2;
            }
            switch (t3) {
              case "top-right":
              case "bottom-right":
              case "right":
                n2 = -e3;
                break;
              case "top-left":
              case "bottom-left":
              case "left":
                n2 = e3;
            }
            return [n2, i3];
          }(t2, e2[0], e2[1]) : function(t3, e3) {
            let r2 = 0, n2 = 0;
            e3 < 0 && (e3 = 0);
            const i3 = e3 / Fh;
            switch (t3) {
              case "top-right":
              case "top-left":
                n2 = i3 - 7;
                break;
              case "bottom-right":
              case "bottom-left":
                n2 = 7 - i3;
                break;
              case "bottom":
                n2 = 7 - e3;
                break;
              case "top":
                n2 = e3 - 7;
            }
            switch (t3) {
              case "top-right":
              case "bottom-right":
                r2 = -i3;
                break;
              case "top-left":
              case "bottom-left":
                r2 = i3;
                break;
              case "left":
                r2 = e3;
                break;
              case "right":
                r2 = -e3;
            }
            return [r2, n2];
          }(t2, e2[0]);
        }
        function Rh(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2) {
          t2.createArrays(), t2.tilePixelRatio = Ya / (512 * t2.overscaling), t2.compareText = {}, t2.iconsNeedLinear = false;
          const c2 = t2.layers[0].layout, h2 = t2.layers[0]._unevaluatedLayout._values, p2 = {};
          if ("composite" === t2.textSizeData.kind) {
            const { minZoom: e3, maxZoom: r3 } = t2.textSizeData;
            p2.compositeTextSizes = [h2["text-size"].possiblyEvaluate(new ss(e3), o2), h2["text-size"].possiblyEvaluate(new ss(r3), o2)];
          }
          if ("composite" === t2.iconSizeData.kind) {
            const { minZoom: e3, maxZoom: r3 } = t2.iconSizeData;
            p2.compositeIconSizes = [h2["icon-size"].possiblyEvaluate(new ss(e3), o2), h2["icon-size"].possiblyEvaluate(new ss(r3), o2)];
          }
          p2.layoutTextSize = h2["text-size"].possiblyEvaluate(new ss(l2 + 1), o2), p2.layoutIconSize = h2["icon-size"].possiblyEvaluate(new ss(l2 + 1), o2), p2.textMaxSize = h2["text-size"].possiblyEvaluate(new ss(18), o2);
          const f2 = "map" === c2.get("text-rotation-alignment") && "point" !== c2.get("symbol-placement"), d2 = c2.get("text-size");
          for (const s3 of t2.features) {
            const l3 = c2.get("text-font").evaluate(s3, {}, o2).join(","), h3 = d2.evaluate(s3, {}, o2), y2 = p2.layoutTextSize.evaluate(s3, {}, o2), m2 = (p2.layoutIconSize.evaluate(s3, {}, o2), { horizontal: {}, vertical: void 0 }), g2 = s3.text;
            let x2, v2 = [0, 0];
            if (g2) {
              const n3 = g2.toString(), a3 = c2.get("text-letter-spacing").evaluate(s3, {}, o2) * cc, u3 = c2.get("text-line-height").evaluate(s3, {}, o2) * cc, p3 = $i(n3) ? a3 : 0, d3 = c2.get("text-anchor").evaluate(s3, {}, o2), x3 = c2.get("text-variable-anchor");
              if (!x3) {
                const t3 = c2.get("text-radial-offset").evaluate(s3, {}, o2);
                v2 = t3 ? Lh(d3, [t3 * cc, Vh]) : c2.get("text-offset").evaluate(s3, {}, o2).map((t4) => t4 * cc);
              }
              let b3 = f2 ? "center" : c2.get("text-justify").evaluate(s3, {}, o2);
              const _3 = c2.get("symbol-placement"), w2 = "point" === _3, A2 = "point" === _3 ? c2.get("text-max-width").evaluate(s3, {}, o2) * cc : 0, k2 = (s4) => {
                t2.allowVerticalPlacement && Ui(n3) && (m2.vertical = Wc(g2, e2, r2, i3, l3, A2, u3, d3, s4, p3, v2, Kc.vertical, true, _3, y2, h3));
              };
              if (!f2 && x3) {
                const t3 = "auto" === b3 ? x3.map((t4) => Uh(t4)) : [b3];
                let n4 = false;
                for (let s4 = 0; s4 < t3.length; s4++) {
                  const a4 = t3[s4];
                  if (!m2.horizontal[a4])
                    if (n4)
                      m2.horizontal[a4] = m2.horizontal[0];
                    else {
                      const t4 = Wc(g2, e2, r2, i3, l3, A2, u3, "center", a4, p3, v2, Kc.horizontal, false, _3, y2, h3);
                      t4 && (m2.horizontal[a4] = t4, n4 = 1 === t4.positionedLines.length);
                    }
                }
                k2("left");
              } else {
                if ("auto" === b3 && (b3 = Uh(d3)), w2 || c2.get("text-writing-mode").indexOf("horizontal") >= 0 || !Ui(n3)) {
                  const t3 = Wc(g2, e2, r2, i3, l3, A2, u3, d3, b3, p3, v2, Kc.horizontal, false, _3, y2, h3);
                  t3 && (m2.horizontal[b3] = t3);
                }
                k2("point" === _3 ? "left" : b3);
              }
            }
            let b2 = false;
            if (s3.icon && s3.icon.name) {
              const e3 = n2[s3.icon.name];
              e3 && (x2 = lh(i3[s3.icon.name], c2.get("icon-offset").evaluate(s3, {}, o2), c2.get("icon-anchor").evaluate(s3, {}, o2)), b2 = e3.sdf, void 0 === t2.sdfIcons ? t2.sdfIcons = e3.sdf : t2.sdfIcons !== e3.sdf && C("Style sheet warning: Cannot mix SDF and non-SDF icons in one buffer"), (e3.pixelRatio !== t2.pixelRatio || 0 !== c2.get("icon-rotate").constantOr(1)) && (t2.iconsNeedLinear = true));
            }
            const _2 = qh(m2.horizontal) || m2.vertical;
            t2.iconsInText || (t2.iconsInText = !!_2 && _2.iconsInText), (_2 || x2) && $h(t2, s3, m2, x2, n2, p2, y2, 0, v2, b2, a2, o2, u2);
          }
          s2 && t2.generateCollisionDebugBuffers(l2, t2.collisionBoxArray);
        }
        function Uh(t2) {
          switch (t2) {
            case "right":
            case "top-right":
            case "bottom-right":
              return "right";
            case "left":
            case "top-left":
            case "bottom-left":
              return "left";
          }
          return "center";
        }
        function $h(t2, e2, r2, n2, i3, s2, a2, o2, l2, c2, h2, p2, f2) {
          let d2 = s2.textMaxSize.evaluate(e2, {}, p2);
          void 0 === d2 && (d2 = a2);
          const y2 = t2.layers[0].layout, m2 = y2.get("icon-offset").evaluate(e2, {}, p2), g2 = qh(r2.horizontal) || r2.vertical, x2 = a2 / 24, v2 = t2.tilePixelRatio * d2 / 24, b2 = (T2 = t2.overscaling, t2.zoom > 18 && T2 > 2 && (T2 >>= 1), Math.max(Ya / (512 * T2), 1) * y2.get("symbol-spacing")), _2 = y2.get("text-padding") * t2.tilePixelRatio, w2 = y2.get("icon-padding") * t2.tilePixelRatio, A2 = u(y2.get("text-max-angle")), k2 = "map" === y2.get("text-rotation-alignment") && "point" !== y2.get("symbol-placement"), S2 = "map" === y2.get("icon-rotation-alignment") && "point" !== y2.get("symbol-placement"), I2 = y2.get("symbol-placement"), M2 = b2 / 2;
          var T2;
          const z2 = y2.get("icon-text-fit");
          let B2;
          n2 && "none" !== z2 && (t2.allowVerticalPlacement && r2.vertical && (B2 = uh(n2, r2.vertical, z2, y2.get("icon-text-fit-padding"), m2, x2)), g2 && (n2 = uh(n2, g2, z2, y2.get("icon-text-fit-padding"), m2, x2)));
          const E2 = (a3, o3, u2) => {
            if (o3.x < 0 || o3.x >= Ya || o3.y < 0 || o3.y >= Ya)
              return;
            const { x: d3, y: y3, z: g3 } = f2.projectTilePoint(o3.x, o3.y, u2), x3 = new ch(d3, y3, g3, 0, void 0);
            !function(t3, e3, r3, n3, i4, s3, a4, o4, l3, u3, c3, h3, p3, f3, d4, y4, m3, g4, x4, v3, b3, _3, w3, A3, k3) {
              const S3 = t3.addToLineVertexArray(e3, n3);
              let I3, M3, T3, z3, B3, E3, D2, P2 = 0, V2 = 0, F2 = 0, L2 = 0, R2 = -1, U2 = -1;
              const $2 = {};
              let j2 = xa(""), O2 = 0, q2 = 0;
              if (void 0 === l3._unevaluatedLayout.getValue("text-radial-offset") ? [O2, q2] = l3.layout.get("text-offset").evaluate(b3, {}, k3).map((t4) => t4 * cc) : (O2 = l3.layout.get("text-radial-offset").evaluate(b3, {}, k3) * cc, q2 = Vh), t3.allowVerticalPlacement && i4.vertical) {
                const t4 = i4.vertical;
                if (d4)
                  E3 = Gh(t4), o4 && (D2 = Gh(o4));
                else {
                  const n4 = l3.layout.get("text-rotate").evaluate(b3, {}, k3) + 90;
                  T3 = Nh(u3, r3, e3, c3, h3, p3, t4, f3, n4, y4), o4 && (z3 = Nh(u3, r3, e3, c3, h3, p3, o4, g4, n4));
                }
              }
              if (s3) {
                const n4 = l3.layout.get("icon-rotate").evaluate(b3, {}, k3), i5 = "none" !== l3.layout.get("icon-text-fit"), a5 = kh(s3, n4, w3, i5), f4 = o4 ? kh(o4, n4, w3, i5) : void 0;
                M3 = Nh(u3, r3, e3, c3, h3, p3, s3, g4, n4), P2 = 4 * a5.length;
                const d5 = t3.iconSizeData;
                let y5 = null;
                "source" === d5.kind ? (y5 = [hc * l3.layout.get("icon-size").evaluate(b3, {}, k3)], y5[0] > jh && C(`${t3.layerIds[0]}: Value for "icon-size" is >= 255. Reduce your "icon-size".`)) : "composite" === d5.kind && (y5 = [hc * _3.compositeIconSizes[0].evaluate(b3, {}, k3), hc * _3.compositeIconSizes[1].evaluate(b3, {}, k3)], (y5[0] > jh || y5[1] > jh) && C(`${t3.layerIds[0]}: Value for "icon-size" is >= 255. Reduce your "icon-size".`)), t3.addSymbols(t3.icon, a5, y5, v3, x4, b3, false, r3, e3, S3.lineStartIndex, S3.lineLength, -1, A3, k3), R2 = t3.icon.placedSymbolArray.length - 1, f4 && (V2 = 4 * f4.length, t3.addSymbols(t3.icon, f4, y5, v3, x4, b3, Kc.vertical, r3, e3, S3.lineStartIndex, S3.lineLength, -1, A3, k3), U2 = t3.icon.placedSymbolArray.length - 1);
              }
              for (const n4 in i4.horizontal) {
                const s4 = i4.horizontal[n4];
                I3 || (j2 = xa(s4.text), d4 ? B3 = Gh(s4) : I3 = Nh(u3, r3, e3, c3, h3, p3, s4, f3, l3.layout.get("text-rotate").evaluate(b3, {}, k3), y4));
                const o5 = 1 === s4.positionedLines.length;
                if (F2 += Oh(t3, r3, e3, s4, a4, l3, d4, b3, y4, S3, i4.vertical ? Kc.horizontal : Kc.horizontalOnly, o5 ? Object.keys(i4.horizontal) : [n4], $2, R2, _3, A3, k3), o5)
                  break;
              }
              i4.vertical && (L2 += Oh(t3, r3, e3, i4.vertical, a4, l3, d4, b3, y4, S3, Kc.vertical, ["vertical"], $2, U2, _3, A3, k3));
              let N2 = -1;
              const G2 = (t4, e4) => t4 ? Math.max(t4, e4) : e4;
              N2 = G2(B3, N2), N2 = G2(E3, N2), N2 = G2(D2, N2);
              const Z2 = N2 > -1 ? 1 : 0;
              t3.glyphOffsetArray.length >= tp.MAX_GLYPHS && C("Too many glyphs being rendered in a tile. See https://github.com/mapbox/mapbox-gl-js/issues/2907"), void 0 !== b3.sortKey && t3.addToSortKeyRanges(t3.symbolInstances.length, b3.sortKey), t3.symbolInstances.emplaceBack(r3.x, r3.y, r3.z, e3.x, e3.y, $2.right >= 0 ? $2.right : -1, $2.center >= 0 ? $2.center : -1, $2.left >= 0 ? $2.left : -1, $2.vertical >= 0 ? $2.vertical : -1, R2, U2, j2, void 0 !== I3 ? I3 : t3.collisionBoxArray.length, void 0 !== I3 ? I3 + 1 : t3.collisionBoxArray.length, void 0 !== T3 ? T3 : t3.collisionBoxArray.length, void 0 !== T3 ? T3 + 1 : t3.collisionBoxArray.length, void 0 !== M3 ? M3 : t3.collisionBoxArray.length, void 0 !== M3 ? M3 + 1 : t3.collisionBoxArray.length, z3 || t3.collisionBoxArray.length, z3 ? z3 + 1 : t3.collisionBoxArray.length, c3, F2, L2, P2, V2, Z2, 0, O2, q2, N2);
            }(t2, o3, x3, a3, r2, n2, i3, B2, t2.layers[0], t2.collisionBoxArray, e2.index, e2.sourceLayerIndex, t2.index, _2, k2, l2, 0, w2, S2, m2, e2, s2, c2, h2, p2);
          };
          if ("line" === I2)
            for (const i4 of xh(e2.geometry, 0, 0, Ya, Ya)) {
              const e3 = mh(i4, b2, A2, r2.vertical || g2, n2, 24, v2, t2.overscaling, Ya);
              for (const r3 of e3) {
                const e4 = g2;
                e4 && Zh(t2, e4.text, M2, r3) || E2(i4, r3, p2);
              }
            }
          else if ("line-center" === I2) {
            for (const t3 of e2.geometry)
              if (t3.length > 1) {
                const e3 = yh(t3, A2, r2.vertical || g2, n2, 24, v2);
                e3 && E2(t3, e3, p2);
              }
          } else if ("Polygon" === e2.type)
            for (const t3 of du(e2.geometry, 0)) {
              const e3 = Ch(t3, 16);
              E2(t3[0], new ch(e3.x, e3.y, 0, 0, void 0), p2);
            }
          else if ("LineString" === e2.type)
            for (const t3 of e2.geometry)
              E2(t3, new ch(t3[0].x, t3[0].y, 0, 0, void 0), p2);
          else if ("Point" === e2.type)
            for (const t3 of e2.geometry)
              for (const e3 of t3)
                E2([e3], new ch(e3.x, e3.y, 0, 0, void 0), p2);
        }
        const jh = 32640;
        function Oh(t2, e2, r2, n2, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2, m2, g2) {
          const x2 = function(t3, e3, r3, n3, s3, a3, o3, l3) {
            const u3 = [];
            if (0 === e3.positionedLines.length)
              return u3;
            const c3 = n3.layout.get("text-rotate").evaluate(a3, {}) * Math.PI / 180, h3 = function(t4) {
              const e4 = t4[0], r4 = t4[1], n4 = e4 * r4;
              return n4 > 0 ? [e4, -r4] : n4 < 0 ? [-e4, r4] : 0 === e4 ? [r4, e4] : [r4, -e4];
            }(r3);
            let p3 = Math.abs(e3.top - e3.bottom);
            for (const t4 of e3.positionedLines)
              p3 -= t4.lineOffset;
            const f3 = e3.positionedLines.length, d3 = p3 / f3;
            let y3 = e3.top - r3[1];
            for (let t4 = 0; t4 < f3; ++t4) {
              const n4 = e3.positionedLines[t4];
              y3 = zh(e3, d3, y3, t4);
              for (const t5 of n4.positionedGlyphs) {
                if (!t5.rect)
                  continue;
                const n5 = t5.rect || {};
                let a4 = 4, p4 = true, f4 = 1, d4 = 0;
                if (t5.imageName) {
                  const e4 = o3[t5.imageName];
                  if (!e4)
                    continue;
                  if (e4.sdf) {
                    C("SDF images are not supported in formatted text and will be ignored.");
                    continue;
                  }
                  p4 = false, f4 = e4.pixelRatio, a4 = 1 / f4;
                }
                const m3 = (s3 || l3) && t5.vertical, g3 = t5.metrics.advance * t5.scale / 2, x3 = t5.metrics, v3 = t5.rect;
                if (null === v3)
                  continue;
                l3 && e3.verticalizable && (d4 = t5.imageName ? g3 - t5.metrics.width * t5.scale / 2 : 0);
                const b3 = s3 ? [t5.x + g3, t5.y] : [0, 0];
                let _2 = [0, 0], w2 = [0, 0], A2 = false;
                s3 || (m3 ? (w2 = [t5.x + g3 + h3[0], t5.y + h3[1] - d4], A2 = true) : _2 = [t5.x + g3 + r3[0], t5.y + r3[1] - d4]);
                const k2 = v3.w * t5.scale / (f4 * (t5.localGlyph ? 2 : 1)), S2 = v3.h * t5.scale / (f4 * (t5.localGlyph ? 2 : 1));
                let I2, M2, T2, z2;
                if (m3) {
                  const e4 = t5.y - y3, r4 = new i2(-g3, g3 - e4), n6 = -Math.PI / 2, s4 = new i2(...w2);
                  I2 = new i2(-g3 + _2[0], _2[1]), I2._rotateAround(n6, r4)._add(s4), I2.x += -e4 + g3, I2.y -= (x3.left - a4) * t5.scale;
                  const o4 = t5.imageName ? x3.advance * t5.scale : cc * t5.scale, l4 = String.fromCharCode(t5.glyph);
                  xc(l4) ? I2.x += (1 - a4) * t5.scale : vc(l4) ? I2.x += o4 - x3.height * t5.scale + (-a4 - 1) * t5.scale : I2.x += t5.imageName || x3.width + 2 * a4 === v3.w && x3.height + 2 * a4 === v3.h ? (o4 - S2) / 2 : (o4 - (x3.height + 2 * a4) * t5.scale) / 2, M2 = new i2(I2.x, I2.y - k2), T2 = new i2(I2.x + S2, I2.y), z2 = new i2(I2.x + S2, I2.y - k2);
                } else {
                  const e4 = (x3.left - a4) * t5.scale - g3 + _2[0], r4 = (-x3.top - a4) * t5.scale + _2[1], n6 = e4 + k2, s4 = r4 + S2;
                  I2 = new i2(e4, r4), M2 = new i2(n6, r4), T2 = new i2(e4, s4), z2 = new i2(n6, s4);
                }
                if (c3) {
                  let t6;
                  t6 = s3 ? new i2(0, 0) : A2 ? new i2(h3[0], h3[1]) : new i2(r3[0], r3[1]), I2._rotateAround(c3, t6), M2._rotateAround(c3, t6), T2._rotateAround(c3, t6), z2._rotateAround(c3, t6);
                }
                const B2 = new i2(0, 0), E2 = new i2(0, 0);
                u3.push({ tl: I2, tr: M2, bl: T2, br: z2, tex: n5, writingMode: e3.writingMode, glyphOffset: b3, sectionIndex: t5.sectionIndex, isSDF: p4, pixelOffsetTL: B2, pixelOffsetBR: E2, minFontScaleX: 0, minFontScaleY: 0 });
              }
            }
            return u3;
          }(0, n2, u2, a2, o2, l2, s2, t2.allowVerticalPlacement), v2 = t2.textSizeData;
          let b2 = null;
          "source" === v2.kind ? (b2 = [hc * a2.layout.get("text-size").evaluate(l2, {}, g2)], b2[0] > jh && C(`${t2.layerIds[0]}: Value for "text-size" is >= 255. Reduce your "text-size".`)) : "composite" === v2.kind && (b2 = [hc * y2.compositeTextSizes[0].evaluate(l2, {}, g2), hc * y2.compositeTextSizes[1].evaluate(l2, {}, g2)], (b2[0] > jh || b2[1] > jh) && C(`${t2.layerIds[0]}: Value for "text-size" is >= 255. Reduce your "text-size".`)), t2.addSymbols(t2.text, x2, b2, u2, o2, l2, h2, e2, r2, c2.lineStartIndex, c2.lineLength, d2, m2, g2);
          for (const e3 of p2)
            f2[e3] = t2.text.placedSymbolArray.length - 1;
          return 4 * x2.length;
        }
        function qh(t2) {
          for (const e2 in t2)
            return t2[e2];
          return null;
        }
        function Nh(t2, e2, r2, n2, s2, a2, o2, l2, c2, h2) {
          let p2 = o2.top, f2 = o2.bottom, d2 = o2.left, y2 = o2.right;
          const m2 = o2.collisionPadding;
          if (m2 && (d2 -= m2[0], p2 -= m2[1], y2 += m2[2], f2 += m2[3]), c2) {
            const t3 = new i2(d2, p2), e3 = new i2(y2, p2), r3 = new i2(d2, f2), n3 = new i2(y2, f2), s3 = u(c2);
            let a3 = new i2(0, 0);
            h2 && (a3 = new i2(h2[0], h2[1])), t3._rotateAround(s3, a3), e3._rotateAround(s3, a3), r3._rotateAround(s3, a3), n3._rotateAround(s3, a3), d2 = Math.min(t3.x, e3.x, r3.x, n3.x), y2 = Math.max(t3.x, e3.x, r3.x, n3.x), p2 = Math.min(t3.y, e3.y, r3.y, n3.y), f2 = Math.max(t3.y, e3.y, r3.y, n3.y);
          }
          return t2.emplaceBack(e2.x, e2.y, e2.z, r2.x, r2.y, d2, p2, y2, f2, l2, n2, s2, a2), t2.length - 1;
        }
        function Gh(t2) {
          t2.collisionPadding && (t2.top -= t2.collisionPadding[1], t2.bottom += t2.collisionPadding[3]);
          const e2 = t2.bottom - t2.top;
          return e2 > 0 ? Math.max(10, e2) : null;
        }
        function Zh(t2, e2, r2, n2) {
          const i3 = t2.compareText;
          if (e2 in i3) {
            const t3 = i3[e2];
            for (let e3 = t3.length - 1; e3 >= 0; e3--)
              if (n2.dist(t3[e3]) < r2)
                return true;
          } else
            i3[e2] = [];
          return i3[e2].push(n2), false;
        }
        const Xh = Du.VectorTileFeature.types, Kh = [{ name: "a_fade_opacity", components: 1, type: "Uint8", offset: 0 }];
        function Yh(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2, d2, y2) {
          const m2 = c2 ? Math.min(jh, Math.round(c2[0])) : 0, g2 = c2 ? Math.min(jh, Math.round(c2[1])) : 0;
          t2.emplaceBack(e2, r2, Math.round(32 * a2), Math.round(32 * o2), l2, u2, (m2 << 1) + (h2 ? 1 : 0), g2, 16 * p2, 16 * f2, 256 * d2, 256 * y2, n2, i3, s2, 0);
        }
        function Hh(t2, e2, r2) {
          t2.emplaceBack(e2.x, e2.y, r2), t2.emplaceBack(e2.x, e2.y, r2), t2.emplaceBack(e2.x, e2.y, r2), t2.emplaceBack(e2.x, e2.y, r2);
        }
        function Wh(t2) {
          for (const e2 of t2.sections)
            if (Zi(e2.text))
              return true;
          return false;
        }
        class Jh {
          constructor(t2) {
            this.layoutVertexArray = new Ps(), this.indexArray = new js(), this.programConfigurations = t2, this.segments = new Ka(), this.dynamicLayoutVertexArray = new Vs(), this.opacityVertexArray = new Fs(), this.placedSymbolArray = new na();
          }
          isEmpty() {
            return 0 === this.layoutVertexArray.length && 0 === this.indexArray.length && 0 === this.dynamicLayoutVertexArray.length && 0 === this.opacityVertexArray.length;
          }
          upload(t2, e2, r2, n2) {
            this.isEmpty() || (r2 && (this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, ic.members), this.indexBuffer = t2.createIndexBuffer(this.indexArray, e2), this.dynamicLayoutVertexBuffer = t2.createVertexBuffer(this.dynamicLayoutVertexArray, sc.members, true), this.opacityVertexBuffer = t2.createVertexBuffer(this.opacityVertexArray, Kh, true), this.opacityVertexBuffer.itemSize = 1), (r2 || n2) && this.programConfigurations.upload(t2));
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.indexBuffer.destroy(), this.programConfigurations.destroy(), this.segments.destroy(), this.dynamicLayoutVertexBuffer.destroy(), this.opacityVertexBuffer.destroy());
          }
        }
        ai(Jh, "SymbolBuffers");
        class Qh {
          constructor(t2, e2, r2) {
            this.layoutVertexArray = new t2(), this.layoutAttributes = e2, this.indexArray = new r2(), this.segments = new Ka(), this.collisionVertexArray = new $s(), this.collisionVertexArrayExt = new Vs();
          }
          upload(t2) {
            this.layoutVertexBuffer = t2.createVertexBuffer(this.layoutVertexArray, this.layoutAttributes), this.indexBuffer = t2.createIndexBuffer(this.indexArray), this.collisionVertexBuffer = t2.createVertexBuffer(this.collisionVertexArray, ac.members, true), this.collisionVertexBufferExt = t2.createVertexBuffer(this.collisionVertexArrayExt, oc.members, true);
          }
          destroy() {
            this.layoutVertexBuffer && (this.layoutVertexBuffer.destroy(), this.indexBuffer.destroy(), this.segments.destroy(), this.collisionVertexBuffer.destroy(), this.collisionVertexBufferExt.destroy());
          }
        }
        ai(Qh, "CollisionBuffers");
        class tp {
          constructor(t2) {
            this.collisionBoxArray = t2.collisionBoxArray, this.zoom = t2.zoom, this.overscaling = t2.overscaling, this.layers = t2.layers, this.layerIds = this.layers.map((t3) => t3.id), this.index = t2.index, this.pixelRatio = t2.pixelRatio, this.sourceLayerIndex = t2.sourceLayerIndex, this.hasPattern = false, this.hasRTLText = false, this.fullyClipped = false, this.sortKeyRanges = [], this.collisionCircleArray = [], this.placementInvProjMatrix = jo([]), this.placementViewportMatrix = jo([]);
            const e2 = this.layers[0]._unevaluatedLayout._values;
            this.textSizeData = pc(this.zoom, e2["text-size"]), this.iconSizeData = pc(this.zoom, e2["icon-size"]);
            const r2 = this.layers[0].layout, n2 = r2.get("symbol-sort-key"), i3 = r2.get("symbol-z-order");
            this.canOverlap = r2.get("text-allow-overlap") || r2.get("icon-allow-overlap") || r2.get("text-ignore-placement") || r2.get("icon-ignore-placement"), this.sortFeaturesByKey = "viewport-y" !== i3 && void 0 !== n2.constantOr(1), this.sortFeaturesByY = ("viewport-y" === i3 || "auto" === i3 && !this.sortFeaturesByKey) && this.canOverlap, this.writingModes = r2.get("text-writing-mode").map((t3) => Kc[t3]), this.stateDependentLayerIds = this.layers.filter((t3) => t3.isStateDependent()).map((t3) => t3.id), this.sourceID = t2.sourceID, this.projection = t2.projection;
          }
          createArrays() {
            this.text = new Jh(new Ra(this.layers, this.zoom, (t2) => /^text/.test(t2))), this.icon = new Jh(new Ra(this.layers, this.zoom, (t2) => /^icon/.test(t2))), this.glyphOffsetArray = new aa(), this.lineVertexArray = new oa(), this.symbolInstances = new sa();
          }
          calculateGlyphDependencies(t2, e2, r2, n2, i3) {
            for (let r3 = 0; r3 < t2.length; r3++)
              if (e2[t2.charCodeAt(r3)] = true, n2 && i3) {
                const n3 = gc[t2.charAt(r3)];
                n3 && (e2[n3.charCodeAt(0)] = true);
              }
          }
          populate(t2, e2, r2, n2) {
            const i3 = this.layers[0], s2 = i3.layout, a2 = s2.get("text-font"), o2 = s2.get("text-field"), l2 = s2.get("icon-image"), u2 = ("constant" !== o2.value.kind || o2.value.value instanceof fe && !o2.value.value.isEmpty() || o2.value.value.toString().length > 0) && ("constant" !== a2.value.kind || a2.value.value.length > 0), c2 = "constant" !== l2.value.kind || !!l2.value.value || Object.keys(l2.parameters).length > 0, h2 = s2.get("symbol-sort-key");
            if (this.features = [], !u2 && !c2)
              return;
            const p2 = e2.iconDependencies, f2 = e2.glyphDependencies, d2 = e2.availableImages, y2 = new ss(this.zoom);
            for (const { feature: e3, id: o3, index: l3, sourceLayerIndex: m2 } of t2) {
              const t3 = i3._featureFilter.needGeometry, g2 = mo(e3, t3);
              if (!i3._featureFilter.filter(y2, g2, r2))
                continue;
              let x2, v2;
              if (t3 || (g2.geometry = yo(e3, r2, n2)), u2) {
                const t4 = i3.getValueAndResolveTokens("text-field", g2, r2, d2), e4 = fe.factory(t4);
                Wh(e4) && (this.hasRTLText = true), (!this.hasRTLText || "unavailable" === rs() || this.hasRTLText && is.isParsed()) && (x2 = mc(e4, i3, g2));
              }
              if (c2) {
                const t4 = i3.getValueAndResolveTokens("icon-image", g2, r2, d2);
                v2 = t4 instanceof de ? t4 : de.fromString(t4);
              }
              if (!x2 && !v2)
                continue;
              const b2 = this.sortFeaturesByKey ? h2.evaluate(g2, {}, r2) : void 0;
              if (this.features.push({ id: o3, text: x2, icon: v2, index: l3, sourceLayerIndex: m2, geometry: g2.geometry, properties: e3.properties, type: Xh[e3.type], sortKey: b2 }), v2 && (p2[v2.name] = true), x2) {
                const t4 = a2.evaluate(g2, {}, r2).join(","), e4 = "map" === s2.get("text-rotation-alignment") && "point" !== s2.get("symbol-placement");
                this.allowVerticalPlacement = this.writingModes && this.writingModes.indexOf(Kc.vertical) >= 0;
                for (const r3 of x2.sections)
                  if (r3.image)
                    p2[r3.image.name] = true;
                  else {
                    const n3 = Ui(x2.toString()), i4 = r3.fontStack || t4, s3 = f2[i4] = f2[i4] || {};
                    this.calculateGlyphDependencies(r3.text, s3, e4, this.allowVerticalPlacement, n3);
                  }
              }
            }
            "line" === s2.get("symbol-placement") && (this.features = function(t3) {
              const e3 = {}, r3 = {}, n3 = [];
              let i4 = 0;
              function s3(e4) {
                n3.push(t3[e4]), i4++;
              }
              function a3(t4, e4, i5) {
                const s4 = r3[t4];
                return delete r3[t4], r3[e4] = s4, n3[s4].geometry[0].pop(), n3[s4].geometry[0] = n3[s4].geometry[0].concat(i5[0]), s4;
              }
              function o3(t4, r4, i5) {
                const s4 = e3[r4];
                return delete e3[r4], e3[t4] = s4, n3[s4].geometry[0].shift(), n3[s4].geometry[0] = i5[0].concat(n3[s4].geometry[0]), s4;
              }
              function l3(t4, e4, r4) {
                const n4 = r4 ? e4[0][e4[0].length - 1] : e4[0][0];
                return `${t4}:${n4.x}:${n4.y}`;
              }
              for (let u3 = 0; u3 < t3.length; u3++) {
                const c3 = t3[u3], h3 = c3.geometry, p3 = c3.text ? c3.text.toString() : null;
                if (!p3) {
                  s3(u3);
                  continue;
                }
                const f3 = l3(p3, h3), d3 = l3(p3, h3, true);
                if (f3 in r3 && d3 in e3 && r3[f3] !== e3[d3]) {
                  const t4 = o3(f3, d3, h3), i5 = a3(f3, d3, n3[t4].geometry);
                  delete e3[f3], delete r3[d3], r3[l3(p3, n3[i5].geometry, true)] = i5, n3[t4].geometry = null;
                } else
                  f3 in r3 ? a3(f3, d3, h3) : d3 in e3 ? o3(f3, d3, h3) : (s3(u3), e3[f3] = i4 - 1, r3[d3] = i4 - 1);
              }
              return n3.filter((t4) => t4.geometry);
            }(this.features)), this.sortFeaturesByKey && this.features.sort((t3, e3) => t3.sortKey - e3.sortKey);
          }
          update(t2, e2, r2, n2) {
            this.stateDependentLayers.length && (this.text.programConfigurations.updatePaintArrays(t2, e2, this.layers, r2, n2), this.icon.programConfigurations.updatePaintArrays(t2, e2, this.layers, r2, n2));
          }
          isEmpty() {
            return 0 === this.symbolInstances.length && !this.hasRTLText;
          }
          uploadPending() {
            return !this.uploaded || this.text.programConfigurations.needsUpload || this.icon.programConfigurations.needsUpload;
          }
          upload(t2) {
            !this.uploaded && this.hasDebugData() && (this.textCollisionBox.upload(t2), this.iconCollisionBox.upload(t2)), this.text.upload(t2, this.sortFeaturesByY, !this.uploaded, this.text.programConfigurations.needsUpload), this.icon.upload(t2, this.sortFeaturesByY, !this.uploaded, this.icon.programConfigurations.needsUpload), this.uploaded = true;
          }
          destroyDebugData() {
            this.textCollisionBox.destroy(), this.iconCollisionBox.destroy();
          }
          destroy() {
            this.text.destroy(), this.icon.destroy(), this.hasDebugData() && this.destroyDebugData();
          }
          addToLineVertexArray(t2, e2) {
            const r2 = this.lineVertexArray.length, n2 = t2.segment;
            if (void 0 !== n2) {
              let r3 = t2.dist(e2[n2 + 1]), i3 = t2.dist(e2[n2]);
              const s2 = {};
              for (let t3 = n2 + 1; t3 < e2.length; t3++)
                s2[t3] = { x: e2[t3].x, y: e2[t3].y, tileUnitDistanceFromAnchor: r3 }, t3 < e2.length - 1 && (r3 += e2[t3 + 1].dist(e2[t3]));
              for (let t3 = n2 || 0; t3 >= 0; t3--)
                s2[t3] = { x: e2[t3].x, y: e2[t3].y, tileUnitDistanceFromAnchor: i3 }, t3 > 0 && (i3 += e2[t3 - 1].dist(e2[t3]));
              for (let t3 = 0; t3 < e2.length; t3++) {
                const e3 = s2[t3];
                this.lineVertexArray.emplaceBack(e3.x, e3.y, e3.tileUnitDistanceFromAnchor);
              }
            }
            return { lineStartIndex: r2, lineLength: this.lineVertexArray.length - r2 };
          }
          addSymbols(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2, h2, p2, f2) {
            const d2 = t2.indexArray, y2 = t2.layoutVertexArray, m2 = t2.segments.prepareSegment(4 * e2.length, y2, d2, this.canOverlap ? s2.sortKey : void 0), g2 = this.glyphOffsetArray.length, x2 = m2.vertexLength, v2 = this.allowVerticalPlacement && a2 === Kc.vertical ? Math.PI / 2 : 0, b2 = s2.text && s2.text.sections;
            for (let n3 = 0; n3 < e2.length; n3++) {
              const { tl: i4, tr: a3, bl: u3, br: c3, tex: h3, pixelOffsetTL: g3, pixelOffsetBR: x3, minFontScaleX: _2, minFontScaleY: w2, glyphOffset: A2, isSDF: k2, sectionIndex: S2 } = e2[n3], I2 = m2.vertexLength, M2 = A2[1];
              Yh(y2, o2.x, o2.y, o2.z, l2.x, l2.y, i4.x, M2 + i4.y, h3.x, h3.y, r2, k2, g3.x, g3.y, _2, w2), Yh(y2, o2.x, o2.y, o2.z, l2.x, l2.y, a3.x, M2 + a3.y, h3.x + h3.w, h3.y, r2, k2, x3.x, g3.y, _2, w2), Yh(y2, o2.x, o2.y, o2.z, l2.x, l2.y, u3.x, M2 + u3.y, h3.x, h3.y + h3.h, r2, k2, g3.x, x3.y, _2, w2), Yh(y2, o2.x, o2.y, o2.z, l2.x, l2.y, c3.x, M2 + c3.y, h3.x + h3.w, h3.y + h3.h, r2, k2, x3.x, x3.y, _2, w2), Hh(t2.dynamicLayoutVertexArray, o2, v2), d2.emplaceBack(I2, I2 + 1, I2 + 2), d2.emplaceBack(I2 + 1, I2 + 2, I2 + 3), m2.vertexLength += 4, m2.primitiveLength += 2, this.glyphOffsetArray.emplaceBack(A2[0]), n3 !== e2.length - 1 && S2 === e2[n3 + 1].sectionIndex || t2.programConfigurations.populatePaintArrays(y2.length, s2, s2.index, {}, p2, f2, b2 && b2[S2]);
            }
            t2.placedSymbolArray.emplaceBack(o2.x, o2.y, o2.z, l2.x, l2.y, g2, this.glyphOffsetArray.length - g2, x2, u2, c2, l2.segment, r2 ? r2[0] : 0, r2 ? r2[1] : 0, n2[0], n2[1], a2, 0, false, 0, h2, 0);
          }
          _commitLayoutVertex(t2, e2, r2, n2, i3, s2, a2) {
            t2.emplaceBack(e2, r2, n2, i3, s2, Math.round(a2.x), Math.round(a2.y));
          }
          _addCollisionDebugVertices(t2, e2, r2, n2, s2, a2, o2) {
            const l2 = r2.segments.prepareSegment(4, r2.layoutVertexArray, r2.indexArray), u2 = l2.vertexLength, c2 = o2.tileAnchorX, h2 = o2.tileAnchorY;
            for (let t3 = 0; t3 < 4; t3++)
              r2.collisionVertexArray.emplaceBack(0, 0, 0, 0);
            r2.collisionVertexArrayExt.emplaceBack(e2, -t2.padding, -t2.padding), r2.collisionVertexArrayExt.emplaceBack(e2, t2.padding, -t2.padding), r2.collisionVertexArrayExt.emplaceBack(e2, t2.padding, t2.padding), r2.collisionVertexArrayExt.emplaceBack(e2, -t2.padding, t2.padding), this._commitLayoutVertex(r2.layoutVertexArray, n2, s2, a2, c2, h2, new i2(t2.x1, t2.y1)), this._commitLayoutVertex(r2.layoutVertexArray, n2, s2, a2, c2, h2, new i2(t2.x2, t2.y1)), this._commitLayoutVertex(r2.layoutVertexArray, n2, s2, a2, c2, h2, new i2(t2.x2, t2.y2)), this._commitLayoutVertex(r2.layoutVertexArray, n2, s2, a2, c2, h2, new i2(t2.x1, t2.y2)), l2.vertexLength += 4;
            const p2 = r2.indexArray;
            p2.emplaceBack(u2, u2 + 1), p2.emplaceBack(u2 + 1, u2 + 2), p2.emplaceBack(u2 + 2, u2 + 3), p2.emplaceBack(u2 + 3, u2), l2.primitiveLength += 4;
          }
          _addTextDebugCollisionBoxes(t2, e2, r2, n2, i3, s2) {
            for (let a2 = n2; a2 < i3; a2++) {
              const n3 = r2.get(a2), i4 = this.getSymbolInstanceTextSize(t2, s2, e2, a2);
              this._addCollisionDebugVertices(n3, i4, this.textCollisionBox, n3.projectedAnchorX, n3.projectedAnchorY, n3.projectedAnchorZ, s2);
            }
          }
          _addIconDebugCollisionBoxes(t2, e2, r2, n2, i3, s2) {
            for (let a2 = n2; a2 < i3; a2++) {
              const n3 = r2.get(a2), i4 = this.getSymbolInstanceIconSize(t2, e2, a2);
              this._addCollisionDebugVertices(n3, i4, this.iconCollisionBox, n3.projectedAnchorX, n3.projectedAnchorY, n3.projectedAnchorZ, s2);
            }
          }
          generateCollisionDebugBuffers(t2, e2) {
            this.hasDebugData() && this.destroyDebugData(), this.textCollisionBox = new Qh(Rs, lc.members, Ks), this.iconCollisionBox = new Qh(Rs, lc.members, Ks);
            const r2 = dc(this.iconSizeData, t2), n2 = dc(this.textSizeData, t2);
            for (let i3 = 0; i3 < this.symbolInstances.length; i3++) {
              const s2 = this.symbolInstances.get(i3);
              this._addTextDebugCollisionBoxes(n2, t2, e2, s2.textBoxStartIndex, s2.textBoxEndIndex, s2), this._addTextDebugCollisionBoxes(n2, t2, e2, s2.verticalTextBoxStartIndex, s2.verticalTextBoxEndIndex, s2), this._addIconDebugCollisionBoxes(r2, t2, e2, s2.iconBoxStartIndex, s2.iconBoxEndIndex, s2), this._addIconDebugCollisionBoxes(r2, t2, e2, s2.verticalIconBoxStartIndex, s2.verticalIconBoxEndIndex, s2);
            }
          }
          getSymbolInstanceTextSize(t2, e2, r2, n2) {
            const i3 = this.text.placedSymbolArray.get(e2.rightJustifiedTextSymbolIndex >= 0 ? e2.rightJustifiedTextSymbolIndex : e2.centerJustifiedTextSymbolIndex >= 0 ? e2.centerJustifiedTextSymbolIndex : e2.leftJustifiedTextSymbolIndex >= 0 ? e2.leftJustifiedTextSymbolIndex : e2.verticalPlacedTextSymbolIndex >= 0 ? e2.verticalPlacedTextSymbolIndex : n2), s2 = fc(this.textSizeData, t2, i3) / cc;
            return this.tilePixelRatio * s2;
          }
          getSymbolInstanceIconSize(t2, e2, r2) {
            const n2 = this.icon.placedSymbolArray.get(r2), i3 = fc(this.iconSizeData, t2, n2);
            return this.tilePixelRatio * i3;
          }
          _commitDebugCollisionVertexUpdate(t2, e2, r2) {
            t2.emplaceBack(e2, -r2, -r2), t2.emplaceBack(e2, r2, -r2), t2.emplaceBack(e2, r2, r2), t2.emplaceBack(e2, -r2, r2);
          }
          _updateTextDebugCollisionBoxes(t2, e2, r2, n2, i3, s2) {
            for (let a2 = n2; a2 < i3; a2++) {
              const n3 = r2.get(a2), i4 = this.getSymbolInstanceTextSize(t2, s2, e2, a2);
              this._commitDebugCollisionVertexUpdate(this.textCollisionBox.collisionVertexArrayExt, i4, n3.padding);
            }
          }
          _updateIconDebugCollisionBoxes(t2, e2, r2, n2, i3) {
            for (let s2 = n2; s2 < i3; s2++) {
              const n3 = r2.get(s2), i4 = this.getSymbolInstanceIconSize(t2, e2, s2);
              this._commitDebugCollisionVertexUpdate(this.iconCollisionBox.collisionVertexArrayExt, i4, n3.padding);
            }
          }
          updateCollisionDebugBuffers(t2, e2) {
            if (!this.hasDebugData())
              return;
            this.hasTextCollisionBoxData() && this.textCollisionBox.collisionVertexArrayExt.clear(), this.hasIconCollisionBoxData() && this.iconCollisionBox.collisionVertexArrayExt.clear();
            const r2 = dc(this.iconSizeData, t2), n2 = dc(this.textSizeData, t2);
            for (let i3 = 0; i3 < this.symbolInstances.length; i3++) {
              const s2 = this.symbolInstances.get(i3);
              this._updateTextDebugCollisionBoxes(n2, t2, e2, s2.textBoxStartIndex, s2.textBoxEndIndex, s2), this._updateTextDebugCollisionBoxes(n2, t2, e2, s2.verticalTextBoxStartIndex, s2.verticalTextBoxEndIndex, s2), this._updateIconDebugCollisionBoxes(r2, t2, e2, s2.iconBoxStartIndex, s2.iconBoxEndIndex), this._updateIconDebugCollisionBoxes(r2, t2, e2, s2.verticalIconBoxStartIndex, s2.verticalIconBoxEndIndex);
            }
            this.hasTextCollisionBoxData() && this.textCollisionBox.collisionVertexBufferExt && this.textCollisionBox.collisionVertexBufferExt.updateData(this.textCollisionBox.collisionVertexArrayExt), this.hasIconCollisionBoxData() && this.iconCollisionBox.collisionVertexBufferExt && this.iconCollisionBox.collisionVertexBufferExt.updateData(this.iconCollisionBox.collisionVertexArrayExt);
          }
          _deserializeCollisionBoxesForSymbol(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
            const u2 = {};
            for (let n3 = e2; n3 < r2; n3++) {
              const e3 = t2.get(n3);
              u2.textBox = { x1: e3.x1, y1: e3.y1, x2: e3.x2, y2: e3.y2, padding: e3.padding, projectedAnchorX: e3.projectedAnchorX, projectedAnchorY: e3.projectedAnchorY, projectedAnchorZ: e3.projectedAnchorZ, tileAnchorX: e3.tileAnchorX, tileAnchorY: e3.tileAnchorY }, u2.textFeatureIndex = e3.featureIndex;
              break;
            }
            for (let e3 = n2; e3 < i3; e3++) {
              const r3 = t2.get(e3);
              u2.verticalTextBox = { x1: r3.x1, y1: r3.y1, x2: r3.x2, y2: r3.y2, padding: r3.padding, projectedAnchorX: r3.projectedAnchorX, projectedAnchorY: r3.projectedAnchorY, projectedAnchorZ: r3.projectedAnchorZ, tileAnchorX: r3.tileAnchorX, tileAnchorY: r3.tileAnchorY }, u2.verticalTextFeatureIndex = r3.featureIndex;
              break;
            }
            for (let e3 = s2; e3 < a2; e3++) {
              const r3 = t2.get(e3);
              u2.iconBox = { x1: r3.x1, y1: r3.y1, x2: r3.x2, y2: r3.y2, padding: r3.padding, projectedAnchorX: r3.projectedAnchorX, projectedAnchorY: r3.projectedAnchorY, projectedAnchorZ: r3.projectedAnchorZ, tileAnchorX: r3.tileAnchorX, tileAnchorY: r3.tileAnchorY }, u2.iconFeatureIndex = r3.featureIndex;
              break;
            }
            for (let e3 = o2; e3 < l2; e3++) {
              const r3 = t2.get(e3);
              u2.verticalIconBox = { x1: r3.x1, y1: r3.y1, x2: r3.x2, y2: r3.y2, padding: r3.padding, projectedAnchorX: r3.projectedAnchorX, projectedAnchorY: r3.projectedAnchorY, projectedAnchorZ: r3.projectedAnchorZ, tileAnchorX: r3.tileAnchorX, tileAnchorY: r3.tileAnchorY }, u2.verticalIconFeatureIndex = r3.featureIndex;
              break;
            }
            return u2;
          }
          deserializeCollisionBoxes(t2) {
            this.collisionArrays = [];
            for (let e2 = 0; e2 < this.symbolInstances.length; e2++) {
              const r2 = this.symbolInstances.get(e2);
              this.collisionArrays.push(this._deserializeCollisionBoxesForSymbol(t2, r2.textBoxStartIndex, r2.textBoxEndIndex, r2.verticalTextBoxStartIndex, r2.verticalTextBoxEndIndex, r2.iconBoxStartIndex, r2.iconBoxEndIndex, r2.verticalIconBoxStartIndex, r2.verticalIconBoxEndIndex));
            }
          }
          hasTextData() {
            return this.text.segments.get().length > 0;
          }
          hasIconData() {
            return this.icon.segments.get().length > 0;
          }
          hasDebugData() {
            return this.textCollisionBox && this.iconCollisionBox;
          }
          hasTextCollisionBoxData() {
            return this.hasDebugData() && this.textCollisionBox.segments.get().length > 0;
          }
          hasIconCollisionBoxData() {
            return this.hasDebugData() && this.iconCollisionBox.segments.get().length > 0;
          }
          addIndicesForPlacedSymbol(t2, e2) {
            const r2 = t2.placedSymbolArray.get(e2), n2 = r2.vertexStartIndex + 4 * r2.numGlyphs;
            for (let e3 = r2.vertexStartIndex; e3 < n2; e3 += 4)
              t2.indexArray.emplaceBack(e3, e3 + 1, e3 + 2), t2.indexArray.emplaceBack(e3 + 1, e3 + 2, e3 + 3);
          }
          getSortedSymbolIndexes(t2) {
            if (this.sortedAngle === t2 && void 0 !== this.symbolInstanceIndexes)
              return this.symbolInstanceIndexes;
            const e2 = Math.sin(t2), r2 = Math.cos(t2), n2 = [], i3 = [], s2 = [];
            for (let t3 = 0; t3 < this.symbolInstances.length; ++t3) {
              s2.push(t3);
              const a2 = this.symbolInstances.get(t3);
              n2.push(0 | Math.round(e2 * a2.tileAnchorX + r2 * a2.tileAnchorY)), i3.push(a2.featureIndex);
            }
            return s2.sort((t3, e3) => n2[t3] - n2[e3] || i3[e3] - i3[t3]), s2;
          }
          addToSortKeyRanges(t2, e2) {
            const r2 = this.sortKeyRanges[this.sortKeyRanges.length - 1];
            r2 && r2.sortKey === e2 ? r2.symbolInstanceEnd = t2 + 1 : this.sortKeyRanges.push({ sortKey: e2, symbolInstanceStart: t2, symbolInstanceEnd: t2 + 1 });
          }
          sortFeatures(t2) {
            if (this.sortFeaturesByY && this.sortedAngle !== t2 && !(this.text.segments.get().length > 1 || this.icon.segments.get().length > 1)) {
              this.symbolInstanceIndexes = this.getSortedSymbolIndexes(t2), this.sortedAngle = t2, this.text.indexArray.clear(), this.icon.indexArray.clear(), this.featureSortOrder = [];
              for (const t3 of this.symbolInstanceIndexes) {
                const e2 = this.symbolInstances.get(t3);
                this.featureSortOrder.push(e2.featureIndex), [e2.rightJustifiedTextSymbolIndex, e2.centerJustifiedTextSymbolIndex, e2.leftJustifiedTextSymbolIndex].forEach((t4, e3, r2) => {
                  t4 >= 0 && r2.indexOf(t4) === e3 && this.addIndicesForPlacedSymbol(this.text, t4);
                }), e2.verticalPlacedTextSymbolIndex >= 0 && this.addIndicesForPlacedSymbol(this.text, e2.verticalPlacedTextSymbolIndex), e2.placedIconSymbolIndex >= 0 && this.addIndicesForPlacedSymbol(this.icon, e2.placedIconSymbolIndex), e2.verticalPlacedIconSymbolIndex >= 0 && this.addIndicesForPlacedSymbol(this.icon, e2.verticalPlacedIconSymbolIndex);
              }
              this.text.indexBuffer && this.text.indexBuffer.updateData(this.text.indexArray), this.icon.indexBuffer && this.icon.indexBuffer.updateData(this.icon.indexArray);
            }
          }
        }
        ai(tp, "SymbolBucket", { omit: ["layers", "collisionBoxArray", "features", "compareText"] }), tp.MAX_GLYPHS = 65535, tp.addDynamicAttributes = Hh;
        const ep = new vs({ "symbol-placement": new ds($t.layout_symbol["symbol-placement"]), "symbol-spacing": new ds($t.layout_symbol["symbol-spacing"]), "symbol-avoid-edges": new ds($t.layout_symbol["symbol-avoid-edges"]), "symbol-sort-key": new ys($t.layout_symbol["symbol-sort-key"]), "symbol-z-order": new ds($t.layout_symbol["symbol-z-order"]), "icon-allow-overlap": new ds($t.layout_symbol["icon-allow-overlap"]), "icon-ignore-placement": new ds($t.layout_symbol["icon-ignore-placement"]), "icon-optional": new ds($t.layout_symbol["icon-optional"]), "icon-rotation-alignment": new ds($t.layout_symbol["icon-rotation-alignment"]), "icon-size": new ys($t.layout_symbol["icon-size"]), "icon-text-fit": new ds($t.layout_symbol["icon-text-fit"]), "icon-text-fit-padding": new ds($t.layout_symbol["icon-text-fit-padding"]), "icon-image": new ys($t.layout_symbol["icon-image"]), "icon-rotate": new ys($t.layout_symbol["icon-rotate"]), "icon-padding": new ds($t.layout_symbol["icon-padding"]), "icon-keep-upright": new ds($t.layout_symbol["icon-keep-upright"]), "icon-offset": new ys($t.layout_symbol["icon-offset"]), "icon-anchor": new ys($t.layout_symbol["icon-anchor"]), "icon-pitch-alignment": new ds($t.layout_symbol["icon-pitch-alignment"]), "text-pitch-alignment": new ds($t.layout_symbol["text-pitch-alignment"]), "text-rotation-alignment": new ds($t.layout_symbol["text-rotation-alignment"]), "text-field": new ys($t.layout_symbol["text-field"]), "text-font": new ys($t.layout_symbol["text-font"]), "text-size": new ys($t.layout_symbol["text-size"]), "text-max-width": new ys($t.layout_symbol["text-max-width"]), "text-line-height": new ys($t.layout_symbol["text-line-height"]), "text-letter-spacing": new ys($t.layout_symbol["text-letter-spacing"]), "text-justify": new ys($t.layout_symbol["text-justify"]), "text-radial-offset": new ys($t.layout_symbol["text-radial-offset"]), "text-variable-anchor": new ds($t.layout_symbol["text-variable-anchor"]), "text-anchor": new ys($t.layout_symbol["text-anchor"]), "text-max-angle": new ds($t.layout_symbol["text-max-angle"]), "text-writing-mode": new ds($t.layout_symbol["text-writing-mode"]), "text-rotate": new ys($t.layout_symbol["text-rotate"]), "text-padding": new ds($t.layout_symbol["text-padding"]), "text-keep-upright": new ds($t.layout_symbol["text-keep-upright"]), "text-transform": new ys($t.layout_symbol["text-transform"]), "text-offset": new ys($t.layout_symbol["text-offset"]), "text-allow-overlap": new ds($t.layout_symbol["text-allow-overlap"]), "text-ignore-placement": new ds($t.layout_symbol["text-ignore-placement"]), "text-optional": new ds($t.layout_symbol["text-optional"]) });
        var rp = { paint: new vs({ "icon-opacity": new ys($t.paint_symbol["icon-opacity"]), "icon-color": new ys($t.paint_symbol["icon-color"]), "icon-halo-color": new ys($t.paint_symbol["icon-halo-color"]), "icon-halo-width": new ys($t.paint_symbol["icon-halo-width"]), "icon-halo-blur": new ys($t.paint_symbol["icon-halo-blur"]), "icon-translate": new ds($t.paint_symbol["icon-translate"]), "icon-translate-anchor": new ds($t.paint_symbol["icon-translate-anchor"]), "text-opacity": new ys($t.paint_symbol["text-opacity"]), "text-color": new ys($t.paint_symbol["text-color"], { runtimeType: Ht, getOverride: (t2) => t2.textColor, hasOverride: (t2) => !!t2.textColor }), "text-halo-color": new ys($t.paint_symbol["text-halo-color"]), "text-halo-width": new ys($t.paint_symbol["text-halo-width"]), "text-halo-blur": new ys($t.paint_symbol["text-halo-blur"]), "text-translate": new ds($t.paint_symbol["text-translate"]), "text-translate-anchor": new ds($t.paint_symbol["text-translate-anchor"]) }), layout: ep };
        class np {
          constructor(t2) {
            this.type = t2.property.overrides ? t2.property.overrides.runtimeType : Zt, this.defaultValue = t2;
          }
          evaluate(t2) {
            if (t2.formattedSection) {
              const e2 = this.defaultValue.property.overrides;
              if (e2 && e2.hasOverride(t2.formattedSection))
                return e2.getOverride(t2.formattedSection);
            }
            return t2.feature && t2.featureState ? this.defaultValue.evaluate(t2.feature, t2.featureState) : this.defaultValue.property.specification.default;
          }
          eachChild(t2) {
            this.defaultValue.isConstant() || t2(this.defaultValue.value._styleExpression.expression);
          }
          outputDefined() {
            return false;
          }
          serialize() {
            return null;
          }
        }
        ai(np, "FormatSectionOverride", { omit: ["defaultValue"] });
        class ip extends Ga {
          constructor(t2) {
            super(t2, rp);
          }
          recalculate(t2, e2) {
            super.recalculate(t2, e2), "auto" === this.layout.get("icon-rotation-alignment") && (this.layout._values["icon-rotation-alignment"] = "point" !== this.layout.get("symbol-placement") ? "map" : "viewport"), "auto" === this.layout.get("text-rotation-alignment") && (this.layout._values["text-rotation-alignment"] = "point" !== this.layout.get("symbol-placement") ? "map" : "viewport"), "auto" === this.layout.get("text-pitch-alignment") && (this.layout._values["text-pitch-alignment"] = this.layout.get("text-rotation-alignment")), "auto" === this.layout.get("icon-pitch-alignment") && (this.layout._values["icon-pitch-alignment"] = this.layout.get("icon-rotation-alignment"));
            const r2 = this.layout.get("text-writing-mode");
            if (r2) {
              const t3 = [];
              for (const e3 of r2)
                t3.indexOf(e3) < 0 && t3.push(e3);
              this.layout._values["text-writing-mode"] = t3;
            } else
              this.layout._values["text-writing-mode"] = "point" === this.layout.get("symbol-placement") ? ["horizontal"] : ["horizontal", "vertical"];
            this._setPaintOverrides();
          }
          getValueAndResolveTokens(t2, e2, r2, n2) {
            const i3 = this.layout.get(t2).evaluate(e2, {}, r2, n2), s2 = this._unevaluatedLayout._values[t2];
            return s2.isDataDriven() || un(s2.value) || !i3 ? i3 : function(t3, e3) {
              return e3.replace(/{([^{}]+)}/g, (e4, r3) => r3 in t3 ? String(t3[r3]) : "");
            }(e2.properties, i3);
          }
          createBucket(t2) {
            return new tp(t2);
          }
          queryRadius() {
            return 0;
          }
          queryIntersectsFeature() {
            return false;
          }
          _setPaintOverrides() {
            for (const t2 of rp.paint.overridableProperties) {
              if (!ip.hasPaintOverride(this.layout, t2))
                continue;
              const e2 = this.paint.get(t2), r2 = new np(e2), n2 = new ln(r2, e2.property.specification);
              let i3 = null;
              i3 = "constant" === e2.value.kind || "source" === e2.value.kind ? new hn("source", n2) : new pn("composite", n2, e2.value.zoomStops, e2.value._interpolationType), this.paint._values[t2] = new ps(e2.property, i3, e2.parameters);
            }
          }
          _handleOverridablePaintPropertyUpdate(t2, e2, r2) {
            return !(!this.layout || e2.isDataDriven() || r2.isDataDriven()) && ip.hasPaintOverride(this.layout, t2);
          }
          static hasPaintOverride(t2, e2) {
            const r2 = t2.get("text-field"), n2 = rp.paint.properties[e2];
            let i3 = false;
            const s2 = (t3) => {
              for (const e3 of t3)
                if (n2.overrides && n2.overrides.hasOverride(e3))
                  return void (i3 = true);
            };
            if ("constant" === r2.value.kind && r2.value.value instanceof fe)
              s2(r2.value.value.sections);
            else if ("source" === r2.value.kind) {
              const t3 = (e4) => {
                i3 || (e4 instanceof ve && ge(e4.value) === te ? s2(e4.value.sections) : e4 instanceof Ae ? s2(e4.sections) : e4.eachChild(t3));
              }, e3 = r2.value;
              e3._styleExpression && t3(e3._styleExpression.expression);
            }
            return i3;
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
        }
        var sp = { paint: new vs({ "background-color": new ds($t.paint_background["background-color"]), "background-pattern": new gs($t.paint_background["background-pattern"]), "background-opacity": new ds($t.paint_background["background-opacity"]) }) }, ap = { paint: new vs({ "raster-opacity": new ds($t.paint_raster["raster-opacity"]), "raster-hue-rotate": new ds($t.paint_raster["raster-hue-rotate"]), "raster-brightness-min": new ds($t.paint_raster["raster-brightness-min"]), "raster-brightness-max": new ds($t.paint_raster["raster-brightness-max"]), "raster-saturation": new ds($t.paint_raster["raster-saturation"]), "raster-contrast": new ds($t.paint_raster["raster-contrast"]), "raster-resampling": new ds($t.paint_raster["raster-resampling"]), "raster-fade-duration": new ds($t.paint_raster["raster-fade-duration"]) }) };
        class op extends Ga {
          constructor(t2) {
            super(t2, {}), this.implementation = t2;
          }
          is3D() {
            return "3d" === this.implementation.renderingMode;
          }
          hasOffscreenPass() {
            return void 0 !== this.implementation.prerender;
          }
          recalculate() {
          }
          updateTransitions() {
          }
          hasTransition() {
            return false;
          }
          serialize() {
          }
          onAdd(t2) {
            this.implementation.onAdd && this.implementation.onAdd(t2, t2.painter.context.gl);
          }
          onRemove(t2) {
            this.implementation.onRemove && this.implementation.onRemove(t2, t2.painter.context.gl);
          }
        }
        var lp = { paint: new vs({ "sky-type": new ds($t.paint_sky["sky-type"]), "sky-atmosphere-sun": new ds($t.paint_sky["sky-atmosphere-sun"]), "sky-atmosphere-sun-intensity": new ds($t.paint_sky["sky-atmosphere-sun-intensity"]), "sky-gradient-center": new ds($t.paint_sky["sky-gradient-center"]), "sky-gradient-radius": new ds($t.paint_sky["sky-gradient-radius"]), "sky-gradient": new xs($t.paint_sky["sky-gradient"]), "sky-atmosphere-halo-color": new ds($t.paint_sky["sky-atmosphere-halo-color"]), "sky-atmosphere-color": new ds($t.paint_sky["sky-atmosphere-color"]), "sky-opacity": new ds($t.paint_sky["sky-opacity"]) }) };
        function up(t2, e2, r2) {
          const n2 = [0, 0, 1], i3 = ml([]);
          return function(t3, e3, r3) {
            r3 *= 0.5;
            var n3 = e3[0], i4 = e3[1], s2 = e3[2], a2 = e3[3], o2 = Math.sin(r3), l2 = Math.cos(r3);
            t3[0] = n3 * l2 - s2 * o2, t3[1] = i4 * l2 + a2 * o2, t3[2] = s2 * l2 + n3 * o2, t3[3] = a2 * l2 - i4 * o2;
          }(i3, i3, r2 ? -u(t2) + Math.PI : u(t2)), gl(i3, i3, -u(e2)), ul(n2, n2, i3), sl(n2, n2);
        }
        const cp = { circle: class extends Ga {
          constructor(t2) {
            super(t2, Lo);
          }
          createBucket(t2) {
            return new vo(t2);
          }
          queryRadius(t2) {
            const e2 = t2;
            return Co("circle-radius", this, e2) + Co("circle-stroke-width", this, e2) + Do(this.paint.get("circle-translate"));
          }
          queryIntersectsFeature(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = Vo(this.paint.get("circle-translate"), this.paint.get("circle-translate-anchor"), s2.angle, t2.pixelToTileUnitsFactor), u2 = this.paint.get("circle-radius").evaluate(e2, r2) + this.paint.get("circle-stroke-width").evaluate(e2, r2);
            return bl(t2, n2, s2, a2, o2, "map" === this.paint.get("circle-pitch-alignment"), "map" === this.paint.get("circle-pitch-scale"), l2, u2);
          }
          getProgramIds() {
            return ["circle"];
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
        }, heatmap: class extends Ga {
          createBucket(t2) {
            return new Sl(t2);
          }
          constructor(t2) {
            super(t2, El), this._updateColorRamp();
          }
          _handleSpecialPaintPropertyUpdate(t2) {
            "heatmap-color" === t2 && this._updateColorRamp();
          }
          _updateColorRamp() {
            this.colorRamp = Cl({ expression: this._transitionablePaint._values["heatmap-color"].value.expression, evaluationKey: "heatmapDensity", image: this.colorRamp }), this.colorRampTexture = null;
          }
          resize() {
            this.heatmapFbo && (this.heatmapFbo.destroy(), this.heatmapFbo = null);
          }
          queryRadius(t2) {
            return Co("heatmap-radius", this, t2);
          }
          queryIntersectsFeature(t2, e2, r2, n2, s2, a2, o2, l2) {
            const u2 = this.paint.get("heatmap-radius").evaluate(e2, r2);
            return bl(t2, n2, a2, o2, l2, true, true, new i2(0, 0), u2);
          }
          hasOffscreenPass() {
            return 0 !== this.paint.get("heatmap-opacity") && "none" !== this.visibility;
          }
          getProgramIds() {
            return ["heatmap", "heatmapTexture"];
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
        }, hillshade: class extends Ga {
          constructor(t2) {
            super(t2, Dl);
          }
          hasOffscreenPass() {
            return 0 !== this.paint.get("hillshade-exaggeration") && "none" !== this.visibility;
          }
          getProgramIds() {
            return ["hillshade", "hillshadePrepare"];
          }
        }, fill: class extends Ga {
          constructor(t2) {
            super(t2, bu);
          }
          getProgramIds() {
            const t2 = this.paint.get("fill-pattern"), e2 = t2 && t2.constantOr(1), r2 = [e2 ? "fillPattern" : "fill"];
            return this.paint.get("fill-antialias") && r2.push(e2 && !this.getPaintProperty("fill-outline-color") ? "fillOutlinePattern" : "fillOutline"), r2;
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
          recalculate(t2, e2) {
            super.recalculate(t2, e2);
            const r2 = this.paint._values["fill-outline-color"];
            "constant" === r2.value.kind && void 0 === r2.value.value && (this.paint._values["fill-outline-color"] = this.paint._values["fill-color"]);
          }
          createBucket(t2) {
            return new xu(t2);
          }
          queryRadius() {
            return Do(this.paint.get("fill-translate"));
          }
          queryIntersectsFeature(t2, e2, r2, n2, i3, s2) {
            return !t2.queryGeometry.isAboveHorizon && wo(Po(t2.tilespaceGeometry, this.paint.get("fill-translate"), this.paint.get("fill-translate-anchor"), s2.angle, t2.pixelToTileUnitsFactor), n2);
          }
          isTileClipped() {
            return true;
          }
        }, "fill-extrusion": class extends Ga {
          constructor(t2) {
            super(t2, Ou);
          }
          createBucket(t2) {
            return new $u(t2);
          }
          queryRadius() {
            return Do(this.paint.get("fill-extrusion-translate"));
          }
          is3D() {
            return true;
          }
          getProgramIds() {
            return [this.paint.get("fill-extrusion-pattern").constantOr(1) ? "fillExtrusionPattern" : "fillExtrusion"];
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
          queryIntersectsFeature(t2, e2, r2, n2, s2, a2, o2, l2, u2) {
            const c2 = Vo(this.paint.get("fill-extrusion-translate"), this.paint.get("fill-extrusion-translate-anchor"), a2.angle, t2.pixelToTileUnitsFactor), h2 = this.paint.get("fill-extrusion-height").evaluate(e2, r2), p2 = this.paint.get("fill-extrusion-base").evaluate(e2, r2), f2 = [0, 0], d2 = l2 && a2.elevation, y2 = a2.elevation ? a2.elevation.exaggeration() : 1, m2 = t2.tile.getBucket(this);
            if (d2 && m2 instanceof $u) {
              const t3 = m2.centroidVertexArray, e3 = u2 + 1;
              if (e3 < t3.length) {
                const r3 = t3.get(e3);
                f2[0] = r3.a_centroid_pos0, f2[1] = r3.a_centroid_pos1;
              }
            }
            if (0 === f2[0] && 1 === f2[1])
              return false;
            const g2 = function(t3, e3, r3, n3, s3, a3, o3, l3, u3) {
              return a3 ? function(t4, e4, r4, n4, i3, s4, a4, o4, l4) {
                const u4 = [], c3 = [], h3 = [0, 0, 0, 1];
                for (const p3 of t4) {
                  const t5 = [], f3 = [];
                  for (const u5 of p3) {
                    const c4 = u5.x + n4.x, p4 = u5.y + n4.y, d3 = Zu(c4, p4, e4, r4, s4, a4, o4, l4);
                    h3[0] = c4, h3[1] = p4, h3[2] = d3.base, h3[3] = 1, dl(h3, h3, i3), h3[3] = Math.max(h3[3], 1e-5);
                    const y3 = Gu([h3[0] / h3[3], h3[1] / h3[3], h3[2] / h3[3]]);
                    h3[0] = c4, h3[1] = p4, h3[2] = d3.top, h3[3] = 1, dl(h3, h3, i3), h3[3] = Math.max(h3[3], 1e-5);
                    const m3 = Gu([h3[0] / h3[3], h3[1] / h3[3], h3[2] / h3[3]]);
                    t5.push(y3), f3.push(m3);
                  }
                  u4.push(t5), c3.push(f3);
                }
                return [u4, c3];
              }(t3, e3, r3, n3, s3, a3, o3, l3, u3) : function(t4, e4, r4, n4, s4) {
                const a4 = [], o4 = [], l4 = s4[8] * e4, u4 = s4[9] * e4, c3 = s4[10] * e4, h3 = s4[11] * e4, p3 = s4[8] * r4, f3 = s4[9] * r4, d3 = s4[10] * r4, y3 = s4[11] * r4;
                for (const e5 of t4) {
                  const t5 = [], r5 = [];
                  for (const a5 of e5) {
                    const e6 = a5.x + n4.x, o5 = a5.y + n4.y, m3 = s4[0] * e6 + s4[4] * o5 + s4[12], g3 = s4[1] * e6 + s4[5] * o5 + s4[13], x3 = s4[2] * e6 + s4[6] * o5 + s4[14], v2 = s4[3] * e6 + s4[7] * o5 + s4[15], b2 = m3 + l4, _2 = g3 + u4, w2 = x3 + c3, A2 = Math.max(v2 + h3, 1e-5), k2 = m3 + p3, S2 = g3 + f3, I2 = x3 + d3, M2 = Math.max(v2 + y3, 1e-5), T2 = new i2(b2 / A2, _2 / A2);
                    T2.z = w2 / A2, t5.push(T2);
                    const z2 = new i2(k2 / M2, S2 / M2);
                    z2.z = I2 / M2, r5.push(z2);
                  }
                  a4.push(t5), o4.push(r5);
                }
                return [a4, o4];
              }(t3, e3, r3, n3, s3);
            }(n2, p2, h2, c2, o2, d2 ? l2 : null, f2, y2, a2.center.lat), x2 = t2.queryGeometry;
            return function(t3, e3, r3) {
              let n3 = 1 / 0;
              wo(r3, e3) && (n3 = Nu(r3, e3[0]));
              for (let i3 = 0; i3 < e3.length; i3++) {
                const s3 = e3[i3], a3 = t3[i3];
                for (let t4 = 0; t4 < s3.length - 1; t4++) {
                  const e4 = s3[t4], i4 = [e4, s3[t4 + 1], a3[t4 + 1], a3[t4], e4];
                  bo(r3, i4) && (n3 = Math.min(n3, Nu(r3, i4)));
                }
              }
              return n3 !== 1 / 0 && n3;
            }(g2[0], g2[1], x2.isPointQuery() ? x2.screenBounds : x2.screenGeometry);
          }
        }, line: class extends Ga {
          constructor(t2) {
            super(t2, ec), this.gradientVersion = 0;
          }
          _handleSpecialPaintPropertyUpdate(t2) {
            if ("line-gradient" === t2) {
              const t3 = this._transitionablePaint._values["line-gradient"].value.expression;
              this.stepInterpolant = t3._styleExpression && t3._styleExpression.expression instanceof er, this.gradientVersion = (this.gradientVersion + 1) % Number.MAX_SAFE_INTEGER;
            }
          }
          gradientExpression() {
            return this._transitionablePaint._values["line-gradient"].value.expression;
          }
          recalculate(t2, e2) {
            super.recalculate(t2, e2), this.paint._values["line-floorwidth"] = rc.possiblyEvaluate(this._transitioningPaint._values["line-width"].value, t2);
          }
          createBucket(t2) {
            return new Qu(t2);
          }
          getProgramIds() {
            return [this.paint.get("line-pattern").constantOr(1) ? "linePattern" : "line"];
          }
          getProgramConfiguration(t2) {
            return new La(this, t2);
          }
          queryRadius(t2) {
            const e2 = t2, r2 = nc(Co("line-width", this, e2), Co("line-gap-width", this, e2)), n2 = Co("line-offset", this, e2);
            return r2 / 2 + Math.abs(n2) + Do(this.paint.get("line-translate"));
          }
          queryIntersectsFeature(t2, e2, r2, n2, s2, a2) {
            if (t2.queryGeometry.isAboveHorizon)
              return false;
            const o2 = Po(t2.tilespaceGeometry, this.paint.get("line-translate"), this.paint.get("line-translate-anchor"), a2.angle, t2.pixelToTileUnitsFactor), l2 = t2.pixelToTileUnitsFactor / 2 * nc(this.paint.get("line-width").evaluate(e2, r2), this.paint.get("line-gap-width").evaluate(e2, r2)), u2 = this.paint.get("line-offset").evaluate(e2, r2);
            return u2 && (n2 = function(t3, e3) {
              const r3 = [], n3 = new i2(0, 0);
              for (let i3 = 0; i3 < t3.length; i3++) {
                const s3 = t3[i3], a3 = [];
                for (let t4 = 0; t4 < s3.length; t4++) {
                  const r4 = s3[t4 - 1], i4 = s3[t4], o3 = s3[t4 + 1], l3 = 0 === t4 ? n3 : i4.sub(r4)._unit()._perp(), u3 = t4 === s3.length - 1 ? n3 : o3.sub(i4)._unit()._perp(), c2 = l3._add(u3)._unit();
                  c2._mult(1 / (c2.x * u3.x + c2.y * u3.y)), a3.push(c2._mult(e3)._add(i4));
                }
                r3.push(a3);
              }
              return r3;
            }(n2, u2 * t2.pixelToTileUnitsFactor)), function(t3, e3, r3) {
              for (let n3 = 0; n3 < e3.length; n3++) {
                const i3 = e3[n3];
                if (t3.length >= 3) {
                  for (let e4 = 0; e4 < i3.length; e4++)
                    if (zo(t3, i3[e4]))
                      return true;
                }
                if (Ao(t3, i3, r3))
                  return true;
              }
              return false;
            }(o2, n2, l2);
          }
          isTileClipped() {
            return true;
          }
        }, symbol: ip, background: class extends Ga {
          constructor(t2) {
            super(t2, sp);
          }
          getProgramIds() {
            return [this.paint.get("background-pattern") ? "backgroundPattern" : "background"];
          }
        }, raster: class extends Ga {
          constructor(t2) {
            super(t2, ap);
          }
          getProgramIds() {
            return ["raster"];
          }
        }, sky: class extends Ga {
          constructor(t2) {
            super(t2, lp), this._updateColorRamp();
          }
          _handleSpecialPaintPropertyUpdate(t2) {
            "sky-gradient" === t2 ? this._updateColorRamp() : "sky-atmosphere-sun" !== t2 && "sky-atmosphere-halo-color" !== t2 && "sky-atmosphere-color" !== t2 && "sky-atmosphere-sun-intensity" !== t2 || (this._skyboxInvalidated = true);
          }
          _updateColorRamp() {
            this.colorRamp = Cl({ expression: this._transitionablePaint._values["sky-gradient"].value.expression, evaluationKey: "skyRadialProgress" }), this.colorRampTexture && (this.colorRampTexture.destroy(), this.colorRampTexture = null);
          }
          needsSkyboxCapture(t2) {
            if (this._skyboxInvalidated || !this.skyboxTexture || !this.skyboxGeometry)
              return true;
            if (!this.paint.get("sky-atmosphere-sun")) {
              const e2 = t2.style.light.properties.get("position");
              return this._lightPosition.azimuthal !== e2.azimuthal || this._lightPosition.polar !== e2.polar;
            }
            return false;
          }
          getCenter(t2, e2) {
            if ("atmosphere" === this.paint.get("sky-type")) {
              const r3 = this.paint.get("sky-atmosphere-sun"), n2 = !r3, i3 = t2.style.light, s2 = i3.properties.get("position");
              return n2 && "viewport" === i3.properties.get("anchor") && C("The sun direction is attached to a light with viewport anchor, lighting may behave unexpectedly."), n2 ? up(s2.azimuthal, 90 - s2.polar, e2) : up(r3[0], 90 - r3[1], e2);
            }
            const r2 = this.paint.get("sky-gradient-center");
            return up(r2[0], 90 - r2[1], e2);
          }
          is3D() {
            return false;
          }
          isSky() {
            return true;
          }
          markSkyboxValid(t2) {
            this._skyboxInvalidated = false, this._lightPosition = t2.style.light.properties.get("position");
          }
          hasOffscreenPass() {
            return true;
          }
          getProgramIds() {
            const t2 = this.paint.get("sky-type");
            return "atmosphere" === t2 ? ["skyboxCapture", "skybox"] : "gradient" === t2 ? ["skyboxGradient"] : null;
          }
        } };
        class hp {
          constructor(t2, e2, r2, n2) {
            this.context = t2, this.format = r2, this.texture = t2.gl.createTexture(), this.update(e2, n2);
          }
          update(t2, e2, r2) {
            const { width: n2, height: i3 } = t2, { context: s2 } = this, { gl: o2 } = s2, { HTMLImageElement: l2, HTMLCanvasElement: u2, HTMLVideoElement: c2, ImageData: h2, ImageBitmap: p2 } = a;
            if (o2.bindTexture(o2.TEXTURE_2D, this.texture), s2.pixelStoreUnpackFlipY.set(false), s2.pixelStoreUnpack.set(1), s2.pixelStoreUnpackPremultiplyAlpha.set(this.format === o2.RGBA && (!e2 || false !== e2.premultiply)), r2 || this.size && this.size[0] === n2 && this.size[1] === i3) {
              const { x: e3, y: s3 } = r2 || { x: 0, y: 0 };
              t2 instanceof l2 || t2 instanceof u2 || t2 instanceof c2 || t2 instanceof h2 || p2 && t2 instanceof p2 ? o2.texSubImage2D(o2.TEXTURE_2D, 0, e3, s3, o2.RGBA, o2.UNSIGNED_BYTE, t2) : o2.texSubImage2D(o2.TEXTURE_2D, 0, e3, s3, n2, i3, o2.RGBA, o2.UNSIGNED_BYTE, t2.data);
            } else
              this.size = [n2, i3], t2 instanceof l2 || t2 instanceof u2 || t2 instanceof c2 || t2 instanceof h2 || p2 && t2 instanceof p2 ? o2.texImage2D(o2.TEXTURE_2D, 0, this.format, this.format, o2.UNSIGNED_BYTE, t2) : o2.texImage2D(o2.TEXTURE_2D, 0, this.format, n2, i3, 0, this.format, o2.UNSIGNED_BYTE, t2.data);
            this.useMipmap = Boolean(e2 && e2.useMipmap && this.isSizePowerOfTwo()), this.useMipmap && o2.generateMipmap(o2.TEXTURE_2D);
          }
          bind(t2, e2) {
            const { context: r2 } = this, { gl: n2 } = r2;
            n2.bindTexture(n2.TEXTURE_2D, this.texture), t2 !== this.filter && (n2.texParameteri(n2.TEXTURE_2D, n2.TEXTURE_MAG_FILTER, t2), n2.texParameteri(n2.TEXTURE_2D, n2.TEXTURE_MIN_FILTER, this.useMipmap ? t2 === n2.NEAREST ? n2.NEAREST_MIPMAP_NEAREST : n2.LINEAR_MIPMAP_NEAREST : t2), this.filter = t2), e2 !== this.wrap && (n2.texParameteri(n2.TEXTURE_2D, n2.TEXTURE_WRAP_S, e2), n2.texParameteri(n2.TEXTURE_2D, n2.TEXTURE_WRAP_T, e2), this.wrap = e2);
          }
          isSizePowerOfTwo() {
            return this.size[0] === this.size[1] && Math.log(this.size[0]) / Math.LN2 % 1 == 0;
          }
          destroy() {
            const { gl: t2 } = this.context;
            t2.deleteTexture(this.texture), this.texture = null;
          }
        }
        class pp {
          constructor(t2, e2) {
            this.width = t2, this.height = e2, this.nextRow = 0, this.image = new zl({ width: t2, height: e2 }), this.positions = {}, this.uploaded = false;
          }
          getDash(t2, e2) {
            const r2 = this.getKey(t2, e2);
            return this.positions[r2];
          }
          trim() {
            const t2 = this.width, e2 = this.height = k(this.nextRow);
            this.image.resize({ width: t2, height: e2 });
          }
          getKey(t2, e2) {
            return t2.join(",") + e2;
          }
          getDashRanges(t2, e2, r2) {
            const n2 = [];
            let i3 = t2.length % 2 == 1 ? -t2[t2.length - 1] * r2 : 0, s2 = t2[0] * r2, a2 = true;
            n2.push({ left: i3, right: s2, isDash: a2, zeroLength: 0 === t2[0] });
            let o2 = t2[0];
            for (let e3 = 1; e3 < t2.length; e3++) {
              a2 = !a2;
              const l2 = t2[e3];
              i3 = o2 * r2, o2 += l2, s2 = o2 * r2, n2.push({ left: i3, right: s2, isDash: a2, zeroLength: 0 === l2 });
            }
            return n2;
          }
          addRoundDash(t2, e2, r2) {
            const n2 = e2 / 2;
            for (let e3 = -r2; e3 <= r2; e3++) {
              const i3 = this.width * (this.nextRow + r2 + e3);
              let s2 = 0, a2 = t2[s2];
              for (let o2 = 0; o2 < this.width; o2++) {
                o2 / a2.right > 1 && (a2 = t2[++s2]);
                const l2 = Math.abs(o2 - a2.left), u2 = Math.abs(o2 - a2.right), c2 = Math.min(l2, u2);
                let h2;
                const p2 = e3 / r2 * (n2 + 1);
                if (a2.isDash) {
                  const t3 = n2 - Math.abs(p2);
                  h2 = Math.sqrt(c2 * c2 + t3 * t3);
                } else
                  h2 = n2 - Math.sqrt(c2 * c2 + p2 * p2);
                this.image.data[i3 + o2] = Math.max(0, Math.min(255, h2 + 128));
              }
            }
          }
          addRegularDash(t2, e2) {
            for (let e3 = t2.length - 1; e3 >= 0; --e3) {
              const r3 = t2[e3], n3 = t2[e3 + 1];
              r3.zeroLength ? t2.splice(e3, 1) : n3 && n3.isDash === r3.isDash && (n3.left = r3.left, t2.splice(e3, 1));
            }
            const r2 = t2[0], n2 = t2[t2.length - 1];
            r2.isDash === n2.isDash && (r2.left = n2.left - this.width, n2.right = r2.right + this.width);
            const i3 = this.width * this.nextRow;
            let s2 = 0, a2 = t2[s2];
            for (let r3 = 0; r3 < this.width; r3++) {
              r3 / a2.right > 1 && (a2 = t2[++s2]);
              const n3 = Math.abs(r3 - a2.left), o2 = Math.abs(r3 - a2.right), l2 = Math.min(n3, o2);
              this.image.data[i3 + r3] = Math.max(0, Math.min(255, (a2.isDash ? l2 : -l2) + e2 + 128));
            }
          }
          addDash(t2, e2) {
            const r2 = this.getKey(t2, e2);
            if (this.positions[r2])
              return this.positions[r2];
            const n2 = "round" === e2, i3 = n2 ? 7 : 0, s2 = 2 * i3 + 1;
            if (this.nextRow + s2 > this.height)
              return C("LineAtlas out of space"), null;
            0 === t2.length && t2.push(1);
            let a2 = 0;
            for (let e3 = 0; e3 < t2.length; e3++)
              t2[e3] < 0 && (C("Negative value is found in line dasharray, replacing values with 0"), t2[e3] = 0), a2 += t2[e3];
            if (0 !== a2) {
              const r3 = this.width / a2, s3 = this.getDashRanges(t2, this.width, r3);
              n2 ? this.addRoundDash(s3, r3, i3) : this.addRegularDash(s3, "square" === e2 ? 0.5 * r3 : 0);
            }
            const o2 = this.nextRow + i3;
            this.nextRow += s2;
            const l2 = { tl: [o2, i3], br: [a2, 0] };
            return this.positions[r2] = l2, l2;
          }
        }
        ai(pp, "LineAtlas");
        class fp {
          constructor(t2) {
            this._callback = t2, this._triggered = false, "undefined" != typeof MessageChannel && (this._channel = new MessageChannel(), this._channel.port2.onmessage = () => {
              this._triggered = false, this._callback();
            });
          }
          trigger() {
            this._triggered || (this._triggered = true, this._channel ? this._channel.port1.postMessage(true) : setTimeout(() => {
              this._triggered = false, this._callback();
            }, 0));
          }
          remove() {
            this._channel = void 0, this._callback = () => {
            };
          }
        }
        const dp = a.performance;
        function yp(t2) {
          const e2 = t2 ? t2.url.toString() : void 0;
          return dp.getEntriesByName(e2);
        }
        class mp {
          constructor() {
            this.tasks = {}, this.taskQueue = [], I(["process"], this), this.invoker = new fp(this.process), this.nextId = 0;
          }
          add(t2, e2) {
            const r2 = this.nextId++, n2 = function({ type: t3, isSymbolTile: e3, zoom: r3 }) {
              return r3 = r3 || 0, "message" === t3 ? 0 : "maybePrepare" !== t3 || e3 ? "parseTile" !== t3 || e3 ? "parseTile" === t3 && e3 ? 300 - r3 : "maybePrepare" === t3 && e3 ? 400 - r3 : 500 : 200 - r3 : 100 - r3;
            }(e2);
            if (0 === n2) {
              V();
              try {
                t2();
              } finally {
              }
              return { cancel: () => {
              } };
            }
            return this.tasks[r2] = { fn: t2, metadata: e2, priority: n2, id: r2 }, this.taskQueue.push(r2), this.invoker.trigger(), { cancel: () => {
              delete this.tasks[r2];
            } };
          }
          process() {
            V();
            try {
              if (this.taskQueue = this.taskQueue.filter((t3) => !!this.tasks[t3]), !this.taskQueue.length)
                return;
              const t2 = this.pick();
              if (null === t2)
                return;
              const e2 = this.tasks[t2];
              if (delete this.tasks[t2], this.taskQueue.length && this.invoker.trigger(), !e2)
                return;
              e2.fn();
            } finally {
            }
          }
          pick() {
            let t2 = null, e2 = 1 / 0;
            for (let r3 = 0; r3 < this.taskQueue.length; r3++) {
              const n2 = this.tasks[this.taskQueue[r3]];
              n2.priority < e2 && (e2 = n2.priority, t2 = r3);
            }
            if (null === t2)
              return null;
            const r2 = this.taskQueue[t2];
            return this.taskQueue.splice(t2, 1), r2;
          }
          remove() {
            this.invoker.remove();
          }
        }
        const gp = ks([{ type: "Float32", name: "a_globe_pos", components: 3 }, { type: "Float32", name: "a_merc_pos", components: 2 }, { type: "Float32", name: "a_uv", components: 2 }]), xp = ks([{ type: "Float32", name: "a_pos", components: 3 }, { type: "Float32", name: "a_uv", components: 2 }]), { members: vp } = gp, bp = ks([{ name: "a_pos_3", components: 3, type: "Int16" }]);
        var _p = ks([{ name: "a_pos", type: "Int16", components: 2 }]);
        const wp = Ya / Math.PI / 2, Ap = -wp, kp = wp, Sp = [new vl([Ap, Ap, Ap], [kp, kp, kp]), new vl([Ap, Ap, Ap], [0, 0, kp]), new vl([0, Ap, Ap], [kp, 0, kp]), new vl([Ap, 0, Ap], [0, kp, kp]), new vl([0, 0, Ap], [kp, kp, kp])];
        class Ip {
          constructor(t2, e2, r2) {
            this.a = hl([], t2, r2), this.b = hl([], e2, r2), this.center = r2;
            const n2 = sl([], this.a), i3 = sl([], this.b);
            this.angle = Math.acos(al(n2, i3));
          }
        }
        function Mp(t2, e2) {
          if (0 === t2.angle)
            return null;
          let r2;
          return r2 = 0 === t2.a[e2] ? 1 / t2.angle * 0.5 * Math.PI : 1 / t2.angle * Math.atan(t2.b[e2] / t2.a[e2] / Math.sin(t2.angle) - 1 / Math.tan(t2.angle)), r2 < 0 || r2 > 1 ? null : function(t3, e3, r3, n2) {
            const i3 = Math.sin(r3);
            return t3 * (Math.sin((1 - n2) * r3) / i3) + e3 * (Math.sin(n2 * r3) / i3);
          }(t2.a[e2], t2.b[e2], t2.angle, y(r2, 0, 1)) + t2.center[e2];
        }
        function Tp(t2) {
          if (t2.z <= 1)
            return Sp[t2.z + 2 * t2.y + t2.x];
          const [e2, r2] = Bp(t2), n2 = [Cp(e2[0], e2[1]), Cp(e2[0], r2[1]), Cp(r2[0], e2[1]), Cp(r2[0], r2[1])], i3 = [kp, kp, kp], s2 = [Ap, Ap, Ap];
          for (const t3 of n2)
            i3[0] = Math.min(i3[0], t3[0]), i3[1] = Math.min(i3[1], t3[1]), i3[2] = Math.min(i3[2], t3[2]), s2[0] = Math.max(s2[0], t3[0]), s2[1] = Math.max(s2[1], t3[1]), s2[2] = Math.max(s2[2], t3[2]);
          return new vl(i3, s2);
        }
        function zp(t2, e2, r2) {
          const n2 = e2 / t2.worldSize, i3 = (t3, e3) => {
            nl(t3, t3, n2), nl(e3, e3, n2);
          }, s2 = Number.MAX_VALUE, a2 = [-s2, -s2, -s2], o2 = [s2, s2, s2], l2 = Lp(t2);
          if (r2.z <= 1) {
            const t3 = Tp(r2).getCorners();
            for (let e3 = 0; e3 < t3.length; e3++)
              ll(t3[e3], t3[e3], l2), el(o2, o2, t3[e3]), rl(a2, a2, t3[e3]);
            return i3(o2, a2), new vl(o2, a2);
          }
          const [c2, h2] = Bp(r2), p2 = new Ha();
          p2.setSouthWest([c2[1], h2[0]]), p2.setNorthEast([h2[1], c2[0]]);
          const f2 = [Cp(p2.getSouth(), p2.getWest()), Cp(p2.getSouth(), p2.getEast()), Cp(p2.getNorth(), p2.getEast()), Cp(p2.getNorth(), p2.getWest())];
          for (let t3 = 0; t3 < f2.length; t3++)
            ll(f2[t3], f2[t3], l2), el(o2, o2, f2[t3]), rl(a2, a2, f2[t3]);
          if (p2.contains(t2.center))
            return a2[2] = 0, i3(o2, a2), new vl(o2, a2);
          const d2 = [l2[12], l2[13], l2[14]], m2 = t2.center.lng, g2 = y(t2.center.lat, -85.051129, oo), x2 = [eo(m2), ro(g2)], v2 = p2.getCenter().lng, b2 = y(p2.getCenter().lat, -85.051129, oo), _2 = [eo(v2), ro(b2)];
          let w2 = new Array(3), A2 = 0;
          const k2 = x2[0] - _2[0], S2 = x2[1] - _2[1];
          if (Math.abs(k2) > Math.abs(S2))
            A2 = k2 >= 0 ? 1 : 3, w2 = d2;
          else {
            A2 = S2 >= 0 ? 0 : 2;
            const t3 = [l2[4], l2[5], l2[6]];
            let e3;
            e3 = S2 >= 0 ? -Math.sin(u(p2.getSouth())) * wp : -Math.sin(u(p2.getNorth())) * wp, w2 = il(w2, d2, t3, e3);
          }
          const I2 = f2[A2], M2 = f2[(A2 + 1) % 4], T2 = new Ip(I2, M2, w2), z2 = [Mp(T2, 0) || I2[0], Mp(T2, 1) || I2[1], Mp(T2, 2) || I2[2]];
          return o2[2] = Math.min(I2[2], M2[2]), el(o2, o2, z2), rl(a2, a2, z2), i3(o2, a2), new vl(o2, a2);
        }
        function Bp(t2) {
          const e2 = 1 << t2.z, r2 = t2.x / e2, n2 = (t2.x + 1) / e2, i3 = (t2.y + 1) / e2;
          return [[so(t2.y / e2), io(r2)], [so(i3), io(n2)]];
        }
        function Ep(t2, e2, r2, n2 = wp) {
          return r2 = u(r2), [t2 * Math.sin(r2) * n2, -e2 * n2, t2 * Math.cos(r2) * n2];
        }
        function Cp(t2, e2, r2) {
          return Ep(Math.cos(u(t2)), Math.sin(u(t2)), e2, r2);
        }
        function Dp(t2, e2, r2) {
          const n2 = Math.pow(2, r2.z), i3 = (t2 / Ya + r2.x) / n2;
          return Cp(so((e2 / Ya + r2.y) / n2), io(i3));
        }
        function Pp(t2) {
          return 16383 / Math.max(...hl([], t2.max, t2.min));
        }
        function Vp(t2) {
          const e2 = jo(new Float64Array(16)), r2 = Pp(t2);
          var n2, i3;
          return No(e2, e2, [r2, r2, r2]), qo(e2, e2, ((n2 = [])[0] = -(i3 = t2.min)[0], n2[1] = -i3[1], n2[2] = -i3[2], n2)), e2;
        }
        function Fp(t2, e2, r2, n2, i3) {
          const s2 = function(t3) {
            const e3 = Ya / (2 * Math.PI);
            return t3 / (2 * Math.PI) / e3;
          }(r2), a2 = [t2, e2, -r2 / (2 * Math.PI)], o2 = jo(new Float64Array(16));
          return qo(o2, o2, a2), No(o2, o2, [s2, s2, s2]), Go(o2, o2, u(-i3)), Zo(o2, o2, u(-n2)), o2;
        }
        function Lp(t2) {
          const { x: e2, y: r2 } = t2.point, { lng: n2, lat: i3 } = t2._center;
          return Fp(e2, r2, t2.worldSize, n2, i3);
        }
        const Rp = u(85), Up = Math.cos(Rp), $p = Math.sin(Rp);
        function jp(t2, e2, r2) {
          var n2 = 2 * Math.PI * 6378137 / 256 / Math.pow(2, r2);
          return [t2 * n2 - 2 * Math.PI * 6378137 / 2, e2 * n2 - 2 * Math.PI * 6378137 / 2];
        }
        class Op {
          constructor(t2, e2, r2) {
            this.z = t2, this.x = e2, this.y = r2, this.key = Gp(0, t2, t2, e2, r2);
          }
          equals(t2) {
            return this.z === t2.z && this.x === t2.x && this.y === t2.y;
          }
          url(t2, e2) {
            const r2 = function(t3, e3, r3) {
              var n3 = jp(256 * t3, 256 * (e3 = Math.pow(2, r3) - e3 - 1), r3), i3 = jp(256 * (t3 + 1), 256 * (e3 + 1), r3);
              return n3[0] + "," + n3[1] + "," + i3[0] + "," + i3[1];
            }(this.x, this.y, this.z), n2 = function(t3, e3, r3) {
              let n3, i3 = "";
              for (let s2 = t3; s2 > 0; s2--)
                n3 = 1 << s2 - 1, i3 += (e3 & n3 ? 1 : 0) + (r3 & n3 ? 2 : 0);
              return i3;
            }(this.z, this.x, this.y);
            return t2[(this.x + this.y) % t2.length].replace("{prefix}", (this.x % 16).toString(16) + (this.y % 16).toString(16)).replace("{z}", String(this.z)).replace("{x}", String(this.x)).replace("{y}", String("tms" === e2 ? Math.pow(2, this.z) - this.y - 1 : this.y)).replace("{quadkey}", n2).replace("{bbox-epsg-3857}", r2);
          }
          toString() {
            return `${this.z}/${this.x}/${this.y}`;
          }
        }
        class qp {
          constructor(t2, e2) {
            this.wrap = t2, this.canonical = e2, this.key = Gp(t2, e2.z, e2.z, e2.x, e2.y);
          }
        }
        class Np {
          constructor(t2, e2, r2, n2, i3) {
            this.overscaledZ = t2, this.wrap = e2, this.canonical = new Op(r2, +n2, +i3), this.key = 0 === e2 && t2 === r2 ? this.canonical.key : Gp(e2, t2, r2, n2, i3);
          }
          equals(t2) {
            return this.overscaledZ === t2.overscaledZ && this.wrap === t2.wrap && this.canonical.equals(t2.canonical);
          }
          scaledTo(t2) {
            const e2 = this.canonical.z - t2;
            return t2 > this.canonical.z ? new Np(t2, this.wrap, this.canonical.z, this.canonical.x, this.canonical.y) : new Np(t2, this.wrap, t2, this.canonical.x >> e2, this.canonical.y >> e2);
          }
          calculateScaledKey(t2, e2 = true) {
            if (this.overscaledZ === t2 && e2)
              return this.key;
            if (t2 > this.canonical.z)
              return Gp(this.wrap * +e2, t2, this.canonical.z, this.canonical.x, this.canonical.y);
            {
              const r2 = this.canonical.z - t2;
              return Gp(this.wrap * +e2, t2, t2, this.canonical.x >> r2, this.canonical.y >> r2);
            }
          }
          isChildOf(t2) {
            if (t2.wrap !== this.wrap)
              return false;
            const e2 = this.canonical.z - t2.canonical.z;
            return 0 === t2.overscaledZ || t2.overscaledZ < this.overscaledZ && t2.canonical.x === this.canonical.x >> e2 && t2.canonical.y === this.canonical.y >> e2;
          }
          children(t2) {
            if (this.overscaledZ >= t2)
              return [new Np(this.overscaledZ + 1, this.wrap, this.canonical.z, this.canonical.x, this.canonical.y)];
            const e2 = this.canonical.z + 1, r2 = 2 * this.canonical.x, n2 = 2 * this.canonical.y;
            return [new Np(e2, this.wrap, e2, r2, n2), new Np(e2, this.wrap, e2, r2 + 1, n2), new Np(e2, this.wrap, e2, r2, n2 + 1), new Np(e2, this.wrap, e2, r2 + 1, n2 + 1)];
          }
          isLessThan(t2) {
            return this.wrap < t2.wrap || !(this.wrap > t2.wrap) && (this.overscaledZ < t2.overscaledZ || !(this.overscaledZ > t2.overscaledZ) && (this.canonical.x < t2.canonical.x || !(this.canonical.x > t2.canonical.x) && this.canonical.y < t2.canonical.y));
          }
          wrapped() {
            return new Np(this.overscaledZ, 0, this.canonical.z, this.canonical.x, this.canonical.y);
          }
          unwrapTo(t2) {
            return new Np(this.overscaledZ, t2, this.canonical.z, this.canonical.x, this.canonical.y);
          }
          overscaleFactor() {
            return Math.pow(2, this.overscaledZ - this.canonical.z);
          }
          toUnwrapped() {
            return new qp(this.wrap, this.canonical);
          }
          toString() {
            return `${this.overscaledZ}/${this.canonical.x}/${this.canonical.y}`;
          }
        }
        function Gp(t2, e2, r2, n2, i3) {
          const s2 = 1 << Math.min(r2, 22);
          let a2 = s2 * (i3 % s2) + n2 % s2;
          return t2 && r2 < 22 && (a2 += s2 * s2 * ((t2 < 0 ? -2 * t2 - 1 : 2 * t2) % (1 << 2 * (22 - r2)))), 16 * (32 * a2 + r2) + (e2 - r2);
        }
        function Zp(t2, e2) {
          if (!e2.isReprojectedInTileSpace)
            return { scale: 1 << t2.z, x: t2.x, y: t2.y, x2: t2.x + 1, y2: t2.y + 1, projection: e2 };
          const r2 = Math.pow(2, -t2.z), n2 = t2.x * r2, i3 = (t2.x + 1) * r2, s2 = t2.y * r2, a2 = (t2.y + 1) * r2, o2 = io(n2), l2 = io(i3), u2 = so(s2), c2 = so(a2), h2 = e2.project(o2, u2), p2 = e2.project(l2, u2), f2 = e2.project(l2, c2), d2 = e2.project(o2, c2);
          let y2 = Math.min(h2.x, p2.x, f2.x, d2.x), m2 = Math.min(h2.y, p2.y, f2.y, d2.y), g2 = Math.max(h2.x, p2.x, f2.x, d2.x), x2 = Math.max(h2.y, p2.y, f2.y, d2.y);
          const v2 = r2 / 16;
          function b2(t3, r3, n3, i4, s3, a3) {
            const o3 = (n3 + s3) / 2, l3 = (i4 + a3) / 2, u3 = e2.project(io(o3), so(l3)), c3 = Math.max(0, y2 - u3.x, m2 - u3.y, u3.x - g2, u3.y - x2);
            y2 = Math.min(y2, u3.x), g2 = Math.max(g2, u3.x), m2 = Math.min(m2, u3.y), x2 = Math.max(x2, u3.y), c3 > v2 && (b2(t3, u3, n3, i4, o3, l3), b2(u3, r3, o3, l3, s3, a3));
          }
          b2(h2, p2, n2, s2, i3, s2), b2(p2, f2, i3, s2, i3, a2), b2(f2, d2, i3, a2, n2, a2), b2(d2, h2, n2, a2, n2, s2), y2 -= v2, m2 -= v2, g2 += v2, x2 += v2;
          const _2 = 1 / Math.max(g2 - y2, x2 - m2);
          return { scale: _2, x: y2 * _2, y: m2 * _2, x2: g2 * _2, y2: x2 * _2, projection: e2 };
        }
        ai(Op, "CanonicalTileID"), ai(Np, "OverscaledTileID", { omit: ["projMatrix"] });
        class Xp {
          constructor(t2) {
            this._stringToNumber = {}, this._numberToString = [];
            for (let e2 = 0; e2 < t2.length; e2++) {
              const r2 = t2[e2];
              this._stringToNumber[r2] = e2, this._numberToString[e2] = r2;
            }
          }
          encode(t2) {
            return this._stringToNumber[t2];
          }
          decode(t2) {
            return this._numberToString[t2];
          }
        }
        const Kp = ["tile", "layer", "source", "sourceLayer", "state"];
        class Yp {
          constructor(t2, e2, r2, n2, i3) {
            this.type = "Feature", this._vectorTileFeature = t2, this._z = e2, this._x = r2, this._y = n2, this.properties = t2.properties, this.id = i3;
          }
          get geometry() {
            return void 0 === this._geometry && (this._geometry = this._vectorTileFeature.toGeoJSON(this._x, this._y, this._z).geometry), this._geometry;
          }
          set geometry(t2) {
            this._geometry = t2;
          }
          toJSON() {
            const t2 = { type: "Feature", geometry: this.geometry, properties: this.properties };
            void 0 !== this.id && (t2.id = this.id);
            for (const e2 of Kp)
              void 0 !== this[e2] && (t2[e2] = this[e2]);
            return t2;
          }
        }
        const Hp = 32, Wp = 33, Jp = new Uint16Array(8184);
        for (let t2 = 0; t2 < 2046; t2++) {
          let e2 = t2 + 2, r2 = 0, n2 = 0, i3 = 0, s2 = 0, a2 = 0, o2 = 0;
          for (1 & e2 ? i3 = s2 = a2 = Hp : r2 = n2 = o2 = Hp; (e2 >>= 1) > 1; ) {
            const t3 = r2 + i3 >> 1, l3 = n2 + s2 >> 1;
            1 & e2 ? (i3 = r2, s2 = n2, r2 = a2, n2 = o2) : (r2 = i3, n2 = s2, i3 = a2, s2 = o2), a2 = t3, o2 = l3;
          }
          const l2 = 4 * t2;
          Jp[l2 + 0] = r2, Jp[l2 + 1] = n2, Jp[l2 + 2] = i3, Jp[l2 + 3] = s2;
        }
        const Qp = new Uint16Array(2178), tf = new Uint8Array(1089), ef = new Uint16Array(1089);
        function rf(t2) {
          return 0 === t2 ? -0.03125 : 32 === t2 ? 0.03125 : 0;
        }
        var nf = ks([{ name: "a_pos", type: "Int16", components: 2 }, { name: "a_texture_pos", type: "Int16", components: 2 }]);
        const sf = { type: 2, extent: Ya, loadGeometry: () => [[new i2(0, 0), new i2(8193, 0), new i2(8193, 8193), new i2(0, 8193), new i2(0, 0)]] };
        class af {
          constructor(t2, e2, r2, n2, i3) {
            this.tileID = t2, this.uid = w(), this.uses = 0, this.tileSize = e2, this.tileZoom = r2, this.buckets = {}, this.expirationTime = null, this.queryPadding = 0, this.hasSymbolBuckets = false, this.hasRTLText = false, this.dependencies = {}, this.isRaster = i3, this.expiredRequestCount = 0, this.state = "loading", n2 && n2.transform && (this.projection = n2.transform.projection);
          }
          registerFadeDuration(t2) {
            const e2 = t2 + this.timeAdded;
            e2 < N.now() || this.fadeEndTime && e2 < this.fadeEndTime || (this.fadeEndTime = e2);
          }
          wasRequested() {
            return "errored" === this.state || "loaded" === this.state || "reloading" === this.state;
          }
          get tileTransform() {
            return this._tileTransform || (this._tileTransform = Zp(this.tileID.canonical, this.projection)), this._tileTransform;
          }
          loadVectorData(t2, e2, r2) {
            if (this.unloadVectorData(), this.state = "loaded", t2) {
              t2.featureIndex && (this.latestFeatureIndex = t2.featureIndex, t2.rawTileData ? (this.latestRawTileData = t2.rawTileData, this.latestFeatureIndex.rawTileData = t2.rawTileData) : this.latestRawTileData && (this.latestFeatureIndex.rawTileData = this.latestRawTileData)), this.collisionBoxArray = t2.collisionBoxArray, this.buckets = function(t3, e3) {
                const r3 = {};
                if (!e3)
                  return r3;
                for (const n2 of t3) {
                  const t4 = n2.layerIds.map((t5) => e3.getLayer(t5)).filter(Boolean);
                  if (0 !== t4.length) {
                    n2.layers = t4, n2.stateDependentLayerIds && (n2.stateDependentLayers = n2.stateDependentLayerIds.map((e4) => t4.filter((t5) => t5.id === e4)[0]));
                    for (const e4 of t4)
                      r3[e4.id] = n2;
                  }
                }
                return r3;
              }(t2.buckets, e2.style), this.hasSymbolBuckets = false;
              for (const t3 in this.buckets) {
                const e3 = this.buckets[t3];
                if (e3 instanceof tp) {
                  if (this.hasSymbolBuckets = true, !r2)
                    break;
                  e3.justReloaded = true;
                }
              }
              if (this.hasRTLText = false, this.hasSymbolBuckets)
                for (const t3 in this.buckets) {
                  const e3 = this.buckets[t3];
                  if (e3 instanceof tp && e3.hasRTLText) {
                    this.hasRTLText = true, is.isLoading() || is.isLoaded() || "deferred" !== rs() || ns();
                    break;
                  }
                }
              this.queryPadding = 0;
              for (const t3 in this.buckets) {
                const r3 = this.buckets[t3];
                this.queryPadding = Math.max(this.queryPadding, e2.style.getLayer(t3).queryRadius(r3));
              }
              t2.imageAtlas && (this.imageAtlas = t2.imageAtlas), t2.glyphAtlasImage && (this.glyphAtlasImage = t2.glyphAtlasImage), t2.lineAtlas && (this.lineAtlas = t2.lineAtlas);
            } else
              this.collisionBoxArray = new ea();
          }
          unloadVectorData() {
            if (this.hasData()) {
              for (const t2 in this.buckets)
                this.buckets[t2].destroy();
              this.buckets = {}, this.imageAtlas && (this.imageAtlas = null), this.lineAtlas && (this.lineAtlas = null), this.imageAtlasTexture && this.imageAtlasTexture.destroy(), this.glyphAtlasTexture && this.glyphAtlasTexture.destroy(), this.lineAtlasTexture && this.lineAtlasTexture.destroy(), this._tileBoundsBuffer && (this._tileBoundsBuffer.destroy(), this._tileBoundsIndexBuffer.destroy(), this._tileBoundsSegments.destroy(), this._tileBoundsBuffer = null), this._tileDebugBuffer && (this._tileDebugBuffer.destroy(), this._tileDebugIndexBuffer.destroy(), this._tileDebugSegments.destroy(), this._tileDebugBuffer = null), this._globeTileDebugBorderBuffer && (this._globeTileDebugBorderBuffer.destroy(), this._globeTileDebugBorderBuffer = null), this._tileDebugTextBuffer && (this._tileDebugTextBuffer.destroy(), this._tileDebugTextSegments.destroy(), this._tileDebugTextIndexBuffer.destroy(), this._tileDebugTextBuffer = null), this._globeTileDebugTextBuffer && (this._globeTileDebugTextBuffer.destroy(), this._globeTileDebugTextBuffer = null), this.latestFeatureIndex = null, this.state = "unloaded";
            }
          }
          getBucket(t2) {
            return this.buckets[t2.id];
          }
          upload(t2) {
            for (const e3 in this.buckets) {
              const r2 = this.buckets[e3];
              r2.uploadPending() && r2.upload(t2);
            }
            const e2 = t2.gl;
            this.imageAtlas && !this.imageAtlas.uploaded && (this.imageAtlasTexture = new hp(t2, this.imageAtlas.image, e2.RGBA), this.imageAtlas.uploaded = true), this.glyphAtlasImage && (this.glyphAtlasTexture = new hp(t2, this.glyphAtlasImage, e2.ALPHA), this.glyphAtlasImage = null), this.lineAtlas && !this.lineAtlas.uploaded && (this.lineAtlasTexture = new hp(t2, this.lineAtlas.image, e2.ALPHA), this.lineAtlas.uploaded = true);
          }
          prepare(t2) {
            this.imageAtlas && this.imageAtlas.patchUpdatedImages(t2, this.imageAtlasTexture);
          }
          queryRenderedFeatures(t2, e2, r2, n2, i3, s2, a2, o2) {
            return this.latestFeatureIndex && this.latestFeatureIndex.rawTileData ? this.latestFeatureIndex.query({ tileResult: n2, pixelPosMatrix: a2, transform: s2, params: i3, tileTransform: this.tileTransform }, t2, e2, r2) : {};
          }
          querySourceFeatures(t2, e2) {
            const r2 = this.latestFeatureIndex;
            if (!r2 || !r2.rawTileData)
              return;
            const n2 = r2.loadVTLayers(), i3 = e2 ? e2.sourceLayer : "", s2 = n2._geojsonTileLayer || n2[i3];
            if (!s2)
              return;
            const a2 = Sn(e2 && e2.filter), { z: o2, x: l2, y: u2 } = this.tileID.canonical, c2 = { z: o2, x: l2, y: u2 };
            for (let e3 = 0; e3 < s2.length; e3++) {
              const n3 = s2.feature(e3);
              if (a2.needGeometry) {
                const t3 = mo(n3, true);
                if (!a2.filter(new ss(this.tileID.overscaledZ), t3, this.tileID.canonical))
                  continue;
              } else if (!a2.filter(new ss(this.tileID.overscaledZ), n3))
                continue;
              const h2 = r2.getId(n3, i3), p2 = new Yp(n3, o2, l2, u2, h2);
              p2.tile = c2, t2.push(p2);
            }
          }
          hasData() {
            return "loaded" === this.state || "reloading" === this.state || "expired" === this.state;
          }
          patternsLoaded() {
            return !!this.imageAtlas && !!Object.keys(this.imageAtlas.patternPositions).length;
          }
          setExpiryData(t2) {
            const e2 = this.expirationTime;
            if (t2.cacheControl) {
              const e3 = F(t2.cacheControl);
              e3["max-age"] && (this.expirationTime = Date.now() + 1e3 * e3["max-age"]);
            } else
              t2.expires && (this.expirationTime = new Date(t2.expires).getTime());
            if (this.expirationTime) {
              const t3 = Date.now();
              let r2 = false;
              if (this.expirationTime > t3)
                r2 = false;
              else if (e2)
                if (this.expirationTime < e2)
                  r2 = true;
                else {
                  const n2 = this.expirationTime - e2;
                  n2 ? this.expirationTime = t3 + Math.max(n2, 3e4) : r2 = true;
                }
              else
                r2 = true;
              r2 ? (this.expiredRequestCount++, this.state = "expired") : this.expiredRequestCount = 0;
            }
          }
          getExpiryTimeout() {
            if (this.expirationTime)
              return this.expiredRequestCount ? 1e3 * (1 << Math.min(this.expiredRequestCount - 1, 31)) : Math.min(this.expirationTime - (/* @__PURE__ */ new Date()).getTime(), Math.pow(2, 31) - 1);
          }
          setFeatureState(t2, e2) {
            if (!this.latestFeatureIndex || !this.latestFeatureIndex.rawTileData || 0 === Object.keys(t2).length || !e2)
              return;
            const r2 = this.latestFeatureIndex.loadVTLayers(), n2 = e2.style.listImages();
            for (const i3 in this.buckets) {
              if (!e2.style.hasLayer(i3))
                continue;
              const s2 = this.buckets[i3], a2 = s2.layers[0].sourceLayer || "_geojsonTileLayer", o2 = r2[a2], l2 = t2[a2];
              if (!o2 || !l2 || 0 === Object.keys(l2).length)
                continue;
              if (s2.update(l2, o2, n2, this.imageAtlas && this.imageAtlas.patternPositions || {}), s2 instanceof Qu || s2 instanceof xu) {
                const t3 = e2.style._getSourceCache(s2.layers[0].source);
                e2._terrain && e2._terrain.enabled && t3 && s2.programConfigurations.needsUpload && e2._terrain._clearRenderCacheForTile(t3.id, this.tileID);
              }
              const u2 = e2 && e2.style && e2.style.getLayer(i3);
              u2 && (this.queryPadding = Math.max(this.queryPadding, u2.queryRadius(s2)));
            }
          }
          holdingForFade() {
            return void 0 !== this.symbolFadeHoldUntil;
          }
          symbolFadeFinished() {
            return !this.symbolFadeHoldUntil || this.symbolFadeHoldUntil < N.now();
          }
          clearFadeHold() {
            this.symbolFadeHoldUntil = void 0;
          }
          setHoldDuration(t2) {
            this.symbolFadeHoldUntil = N.now() + t2;
          }
          setTexture(t2, e2) {
            const r2 = e2.context, n2 = r2.gl;
            this.texture = e2.getTileTexture(t2.width), this.texture ? this.texture.update(t2, { useMipmap: true }) : (this.texture = new hp(r2, t2, n2.RGBA, { useMipmap: true }), this.texture.bind(n2.LINEAR, n2.CLAMP_TO_EDGE), r2.extTextureFilterAnisotropic && n2.texParameterf(n2.TEXTURE_2D, r2.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT, r2.extTextureFilterAnisotropicMax));
          }
          setDependencies(t2, e2) {
            const r2 = {};
            for (const t3 of e2)
              r2[t3] = true;
            this.dependencies[t2] = r2;
          }
          hasDependency(t2, e2) {
            for (const r2 of t2) {
              const t3 = this.dependencies[r2];
              if (t3) {
                for (const r3 of e2)
                  if (t3[r3])
                    return true;
              }
            }
            return false;
          }
          clearQueryDebugViz() {
          }
          _makeDebugTileBoundsBuffers(t2, e2) {
            if (!e2 || "mercator" === e2.name || this._tileDebugBuffer)
              return;
            const r2 = yo(sf, this.tileID.canonical, this.tileTransform)[0], n2 = new Is(), i3 = new Ys();
            for (let t3 = 0; t3 < r2.length; t3++) {
              const { x: e3, y: s2 } = r2[t3];
              n2.emplaceBack(e3, s2), i3.emplaceBack(t3);
            }
            i3.emplaceBack(0), this._tileDebugIndexBuffer = t2.createIndexBuffer(i3), this._tileDebugBuffer = t2.createVertexBuffer(n2, _p.members), this._tileDebugSegments = Ka.simpleSegment(0, 0, n2.length, i3.length);
          }
          _makeTileBoundsBuffers(t2, e2) {
            if (this._tileBoundsBuffer || !e2 || "mercator" === e2.name)
              return;
            const r2 = yo(sf, this.tileID.canonical, this.tileTransform)[0];
            let n2, i3;
            if (this.isRaster) {
              const t3 = function(t4, e3) {
                const r3 = Zp(t4, e3), n3 = Math.pow(2, t4.z);
                for (let i5 = 0; i5 < Wp; i5++)
                  for (let s3 = 0; s3 < Wp; s3++) {
                    const a3 = io((t4.x + (s3 + rf(s3)) / Hp) / n3), o3 = so((t4.y + (i5 + rf(i5)) / Hp) / n3), l3 = e3.project(a3, o3), u2 = i5 * Wp + s3;
                    Qp[2 * u2 + 0] = Math.round((l3.x * r3.scale - r3.x) * Ya), Qp[2 * u2 + 1] = Math.round((l3.y * r3.scale - r3.y) * Ya);
                  }
                tf.fill(0), ef.fill(0);
                for (let t5 = 2045; t5 >= 0; t5--) {
                  const e4 = 4 * t5, r4 = Jp[e4 + 0], n4 = Jp[e4 + 1], i5 = Jp[e4 + 2], s3 = Jp[e4 + 3], a3 = r4 + i5 >> 1, o3 = n4 + s3 >> 1, l3 = a3 + o3 - n4, u2 = o3 + r4 - a3, c2 = n4 * Wp + r4, h2 = s3 * Wp + i5, p2 = o3 * Wp + a3, f2 = Math.hypot((Qp[2 * c2 + 0] + Qp[2 * h2 + 0]) / 2 - Qp[2 * p2 + 0], (Qp[2 * c2 + 1] + Qp[2 * h2 + 1]) / 2 - Qp[2 * p2 + 1]) >= 16;
                  if (tf[p2] = tf[p2] || (f2 ? 1 : 0), t5 < 1022) {
                    const t6 = (n4 + u2 >> 1) * Wp + (r4 + l3 >> 1), e5 = (s3 + u2 >> 1) * Wp + (i5 + l3 >> 1);
                    tf[p2] = tf[p2] || tf[t6] || tf[e5];
                  }
                }
                const i4 = new Ts(), s2 = new js();
                let a2 = 0;
                function o2(t5, e4) {
                  const r4 = e4 * Wp + t5;
                  return 0 === ef[r4] && (i4.emplaceBack(Qp[2 * r4 + 0], Qp[2 * r4 + 1], t5 * Ya / Hp, e4 * Ya / Hp), ef[r4] = ++a2), ef[r4] - 1;
                }
                function l2(t5, e4, r4, n4, i5, a3) {
                  const u2 = t5 + r4 >> 1, c2 = e4 + n4 >> 1;
                  if (Math.abs(t5 - i5) + Math.abs(e4 - a3) > 1 && tf[c2 * Wp + u2])
                    l2(i5, a3, t5, e4, u2, c2), l2(r4, n4, i5, a3, u2, c2);
                  else {
                    const l3 = o2(t5, e4), u3 = o2(r4, n4), c3 = o2(i5, a3);
                    s2.emplaceBack(l3, u3, c3);
                  }
                }
                return l2(0, 0, Hp, Hp, Hp, 0), l2(Hp, Hp, 0, 0, 0, Hp), { vertices: i4, indices: s2 };
              }(this.tileID.canonical, e2);
              n2 = t3.vertices, i3 = t3.indices;
            } else {
              n2 = new Ts(), i3 = new js();
              for (const { x: t4, y: e3 } of r2)
                n2.emplaceBack(t4, e3, 0, 0);
              const t3 = Fl(n2.int16, void 0, 4);
              for (let e3 = 0; e3 < t3.length; e3 += 3)
                i3.emplaceBack(t3[e3], t3[e3 + 1], t3[e3 + 2]);
            }
            this._tileBoundsBuffer = t2.createVertexBuffer(n2, nf.members), this._tileBoundsIndexBuffer = t2.createIndexBuffer(i3), this._tileBoundsSegments = Ka.simpleSegment(0, 0, n2.length, i3.length);
          }
          _makeGlobeTileDebugBuffers(t2, e2) {
            if (this._globeTileDebugBorderBuffer || this._globeTileDebugTextBuffer || !e2 || "globe" !== e2.name)
              return;
            const r2 = this.tileID.canonical, n2 = Vp(Tp(r2));
            this._makeGlobeTileDebugBorderBuffer(t2, r2, n2), this._makeGlobeTileDebugTextBuffer(t2, r2, n2);
          }
          _makeGlobeTileDebugBorderBuffer(t2, e2, r2) {
            const n2 = new Is(), i3 = new Ys(), s2 = new Ms(), a2 = (t3, a3, o3, l2, u2) => {
              const c2 = (o3 - t3) / (u2 - 1), h2 = (l2 - a3) / (u2 - 1), p2 = n2.length;
              for (let o4 = 0; o4 < u2; o4++) {
                const l3 = t3 + o4 * c2, u3 = a3 + o4 * h2;
                n2.emplaceBack(l3, u3);
                const f2 = Dp(l3, u3, e2), d2 = ll(f2, f2, r2);
                s2.emplaceBack(d2[0], d2[1], d2[2]), i3.emplaceBack(p2 + o4);
              }
            }, o2 = Ya;
            a2(0, 0, o2, 0, 16), a2(o2, 0, o2, o2, 16), a2(o2, o2, 0, o2, 16), a2(0, o2, 0, 0, 16), this._tileDebugIndexBuffer = t2.createIndexBuffer(i3), this._tileDebugBuffer = t2.createVertexBuffer(n2, _p.members), this._globeTileDebugBorderBuffer = t2.createVertexBuffer(s2, bp.members), this._tileDebugSegments = Ka.simpleSegment(0, 0, n2.length, i3.length);
          }
          _makeGlobeTileDebugTextBuffer(t2, e2, r2) {
            const n2 = new Is(), i3 = new js(), s2 = new Ms(), a2 = 25;
            i3.reserve(32), n2.reserve(a2), s2.reserve(a2);
            const o2 = (t3, e3) => a2 * t3 + e3;
            for (let t3 = 0; t3 < a2; t3++) {
              const i4 = 2048 * t3;
              for (let t4 = 0; t4 < a2; t4++) {
                const a3 = 2048 * t4;
                n2.emplaceBack(a3, i4);
                const o3 = Dp(a3, i4, e2), l2 = ll(o3, o3, r2);
                s2.emplaceBack(l2[0], l2[1], l2[2]);
              }
            }
            for (let t3 = 0; t3 < 4; t3++)
              for (let e3 = 0; e3 < 4; e3++) {
                const r3 = o2(t3, e3), n3 = o2(t3, e3 + 1), s3 = o2(t3 + 1, e3), a3 = o2(t3 + 1, e3 + 1);
                i3.emplaceBack(r3, n3, s3), i3.emplaceBack(s3, n3, a3);
              }
            this._tileDebugTextIndexBuffer = t2.createIndexBuffer(i3), this._tileDebugTextBuffer = t2.createVertexBuffer(n2, _p.members), this._globeTileDebugTextBuffer = t2.createVertexBuffer(s2, bp.members), this._tileDebugTextSegments = Ka.simpleSegment(0, 0, a2, 32);
          }
        }
        class of {
          constructor() {
            this.state = {}, this.stateChanges = {}, this.deletedStates = {};
          }
          updateState(t2, e2, r2) {
            const n2 = String(e2);
            if (this.stateChanges[t2] = this.stateChanges[t2] || {}, this.stateChanges[t2][n2] = this.stateChanges[t2][n2] || {}, b(this.stateChanges[t2][n2], r2), null === this.deletedStates[t2]) {
              this.deletedStates[t2] = {};
              for (const e3 in this.state[t2])
                e3 !== n2 && (this.deletedStates[t2][e3] = null);
            } else if (this.deletedStates[t2] && null === this.deletedStates[t2][n2]) {
              this.deletedStates[t2][n2] = {};
              for (const e3 in this.state[t2][n2])
                r2[e3] || (this.deletedStates[t2][n2][e3] = null);
            } else
              for (const e3 in r2)
                this.deletedStates[t2] && this.deletedStates[t2][n2] && null === this.deletedStates[t2][n2][e3] && delete this.deletedStates[t2][n2][e3];
          }
          removeFeatureState(t2, e2, r2) {
            if (null === this.deletedStates[t2])
              return;
            const n2 = String(e2);
            if (this.deletedStates[t2] = this.deletedStates[t2] || {}, r2 && void 0 !== e2)
              null !== this.deletedStates[t2][n2] && (this.deletedStates[t2][n2] = this.deletedStates[t2][n2] || {}, this.deletedStates[t2][n2][r2] = null);
            else if (void 0 !== e2)
              if (this.stateChanges[t2] && this.stateChanges[t2][n2])
                for (r2 in this.deletedStates[t2][n2] = {}, this.stateChanges[t2][n2])
                  this.deletedStates[t2][n2][r2] = null;
              else
                this.deletedStates[t2][n2] = null;
            else
              this.deletedStates[t2] = null;
          }
          getState(t2, e2) {
            const r2 = String(e2), n2 = b({}, (this.state[t2] || {})[r2], (this.stateChanges[t2] || {})[r2]);
            if (null === this.deletedStates[t2])
              return {};
            if (this.deletedStates[t2]) {
              const r3 = this.deletedStates[t2][e2];
              if (null === r3)
                return {};
              for (const t3 in r3)
                delete n2[t3];
            }
            return n2;
          }
          initializeTileState(t2, e2) {
            t2.setFeatureState(this.state, e2);
          }
          coalesceChanges(t2, e2) {
            const r2 = {};
            for (const t3 in this.stateChanges) {
              this.state[t3] = this.state[t3] || {};
              const e3 = {};
              for (const r3 in this.stateChanges[t3])
                this.state[t3][r3] || (this.state[t3][r3] = {}), b(this.state[t3][r3], this.stateChanges[t3][r3]), e3[r3] = this.state[t3][r3];
              r2[t3] = e3;
            }
            for (const t3 in this.deletedStates) {
              this.state[t3] = this.state[t3] || {};
              const e3 = {};
              if (null === this.deletedStates[t3])
                for (const r3 in this.state[t3])
                  e3[r3] = {}, this.state[t3][r3] = {};
              else
                for (const r3 in this.deletedStates[t3]) {
                  if (null === this.deletedStates[t3][r3])
                    this.state[t3][r3] = {};
                  else
                    for (const e4 of Object.keys(this.deletedStates[t3][r3]))
                      delete this.state[t3][r3][e4];
                  e3[r3] = this.state[t3][r3];
                }
              r2[t3] = r2[t3] || {}, b(r2[t3], e3);
            }
            if (this.stateChanges = {}, this.deletedStates = {}, 0 !== Object.keys(r2).length)
              for (const n2 in t2)
                t2[n2].setFeatureState(r2, e2);
          }
        }
        class lf {
          constructor(t2) {
            this.size = t2, this.minimums = [], this.maximums = [], this.leaves = [];
          }
          getElevation(t2, e2) {
            const r2 = this.toIdx(t2, e2);
            return { min: this.minimums[r2], max: this.maximums[r2] };
          }
          isLeaf(t2, e2) {
            return this.leaves[this.toIdx(t2, e2)];
          }
          toIdx(t2, e2) {
            return e2 * this.size + t2;
          }
        }
        function uf(t2, e2, r2, n2) {
          let i3 = 0, s2 = Number.MAX_VALUE;
          for (let a2 = 0; a2 < 3; a2++)
            if (Math.abs(n2[a2]) < 1e-15) {
              if (r2[a2] < t2[a2] || r2[a2] > e2[a2])
                return null;
            } else {
              const o2 = 1 / n2[a2];
              let l2 = (t2[a2] - r2[a2]) * o2, u2 = (e2[a2] - r2[a2]) * o2;
              if (l2 > u2) {
                const t3 = l2;
                l2 = u2, u2 = t3;
              }
              if (l2 > i3 && (i3 = l2), u2 < s2 && (s2 = u2), i3 > s2)
                return null;
            }
          return i3;
        }
        function cf(t2, e2, r2, n2, i3, s2, a2, o2, l2, u2, c2) {
          const h2 = n2 - t2, p2 = i3 - e2, f2 = s2 - r2, d2 = a2 - t2, y2 = o2 - e2, m2 = l2 - r2, g2 = c2[1] * m2 - c2[2] * y2, x2 = c2[2] * d2 - c2[0] * m2, v2 = c2[0] * y2 - c2[1] * d2, b2 = h2 * g2 + p2 * x2 + f2 * v2;
          if (Math.abs(b2) < 1e-15)
            return null;
          const _2 = 1 / b2, w2 = u2[0] - t2, A2 = u2[1] - e2, k2 = u2[2] - r2, S2 = (w2 * g2 + A2 * x2 + k2 * v2) * _2;
          if (S2 < 0 || S2 > 1)
            return null;
          const I2 = A2 * f2 - k2 * p2, M2 = k2 * h2 - w2 * f2, T2 = w2 * p2 - A2 * h2, z2 = (c2[0] * I2 + c2[1] * M2 + c2[2] * T2) * _2;
          return z2 < 0 || S2 + z2 > 1 ? null : (d2 * I2 + y2 * M2 + m2 * T2) * _2;
        }
        function hf(t2, e2, r2) {
          return (t2 - e2) / (r2 - e2);
        }
        function pf(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          const u2 = 1 << r2, c2 = s2 - n2, h2 = a2 - i3, p2 = (t2 + 1) / u2 * c2 + n2, f2 = (e2 + 0) / u2 * h2 + i3, d2 = (e2 + 1) / u2 * h2 + i3;
          o2[0] = (t2 + 0) / u2 * c2 + n2, o2[1] = f2, l2[0] = p2, l2[1] = d2;
        }
        class ff {
          constructor(t2) {
            if (this.maximums = [], this.minimums = [], this.leaves = [], this.childOffsets = [], this.nodeCount = 0, this.dem = t2, this._siblingOffset = [[0, 0], [1, 0], [0, 1], [1, 1]], !this.dem)
              return;
            const e2 = function(t3) {
              const e3 = Math.ceil(Math.log2(t3.dim / 8)), r3 = [];
              let n3 = Math.ceil(Math.pow(2, e3));
              const i3 = 1 / n3, s2 = (t4, e4, r4, n4, i4) => {
                const s3 = n4 ? 1 : 0, a3 = (t4 + 1) * r4 - s3, o3 = e4 * r4, l2 = (e4 + 1) * r4 - s3;
                i4[0] = t4 * r4, i4[1] = o3, i4[2] = a3, i4[3] = l2;
              };
              let a2 = new lf(n3);
              const o2 = [];
              for (let e4 = 0; e4 < n3 * n3; e4++) {
                s2(e4 % n3, Math.floor(e4 / n3), i3, false, o2);
                const r4 = yf(o2[0], o2[1], t3), l2 = yf(o2[2], o2[1], t3), u2 = yf(o2[2], o2[3], t3), c2 = yf(o2[0], o2[3], t3);
                a2.minimums.push(Math.min(r4, l2, u2, c2)), a2.maximums.push(Math.max(r4, l2, u2, c2)), a2.leaves.push(1);
              }
              for (r3.push(a2), n3 /= 2; n3 >= 1; n3 /= 2) {
                const t4 = r3[r3.length - 1];
                a2 = new lf(n3);
                for (let e4 = 0; e4 < n3 * n3; e4++) {
                  s2(e4 % n3, Math.floor(e4 / n3), 2, true, o2);
                  const r4 = t4.getElevation(o2[0], o2[1]), i4 = t4.getElevation(o2[2], o2[1]), l2 = t4.getElevation(o2[2], o2[3]), u2 = t4.getElevation(o2[0], o2[3]), c2 = t4.isLeaf(o2[0], o2[1]), h2 = t4.isLeaf(o2[2], o2[1]), p2 = t4.isLeaf(o2[2], o2[3]), f2 = t4.isLeaf(o2[0], o2[3]), d2 = Math.min(r4.min, i4.min, l2.min, u2.min), y2 = Math.max(r4.max, i4.max, l2.max, u2.max), m2 = c2 && h2 && p2 && f2;
                  a2.maximums.push(y2), a2.minimums.push(d2), a2.leaves.push(y2 - d2 <= 5 && m2 ? 1 : 0);
                }
                r3.push(a2);
              }
              return r3;
            }(this.dem), r2 = e2.length - 1, n2 = e2[r2];
            this._addNode(n2.minimums[0], n2.maximums[0], n2.leaves[0]), this._construct(e2, 0, 0, r2, 0);
          }
          raycastRoot(t2, e2, r2, n2, i3, s2, a2 = 1) {
            return uf([t2, e2, -100], [r2, n2, this.maximums[0] * a2], i3, s2);
          }
          raycast(t2, e2, r2, n2, i3, s2, a2 = 1) {
            if (!this.nodeCount)
              return null;
            const o2 = this.raycastRoot(t2, e2, r2, n2, i3, s2, a2);
            if (null == o2)
              return null;
            const l2 = [], u2 = [], c2 = [], h2 = [], p2 = [{ idx: 0, t: o2, nodex: 0, nodey: 0, depth: 0 }];
            for (; p2.length > 0; ) {
              const { idx: o3, t: f2, nodex: d2, nodey: y2, depth: m2 } = p2.pop();
              if (this.leaves[o3]) {
                pf(d2, y2, m2, t2, e2, r2, n2, c2, h2);
                const o4 = 1 << m2, l3 = (d2 + 0) / o4, u3 = (d2 + 1) / o4, p3 = (y2 + 0) / o4, g3 = (y2 + 1) / o4, x2 = yf(l3, p3, this.dem) * a2, v2 = yf(u3, p3, this.dem) * a2, b2 = yf(u3, g3, this.dem) * a2, _2 = yf(l3, g3, this.dem) * a2, w2 = cf(c2[0], c2[1], x2, h2[0], c2[1], v2, h2[0], h2[1], b2, i3, s2), A2 = cf(h2[0], h2[1], b2, c2[0], h2[1], _2, c2[0], c2[1], x2, i3, s2), k2 = Math.min(null !== w2 ? w2 : Number.MAX_VALUE, null !== A2 ? A2 : Number.MAX_VALUE);
                if (k2 !== Number.MAX_VALUE)
                  return k2;
                {
                  const t3 = il([], i3, s2, f2);
                  if (df(x2, v2, _2, b2, hf(t3[0], c2[0], h2[0]), hf(t3[1], c2[1], h2[1])) >= t3[2])
                    return f2;
                }
                continue;
              }
              let g2 = 0;
              for (let p3 = 0; p3 < this._siblingOffset.length; p3++) {
                pf((d2 << 1) + this._siblingOffset[p3][0], (y2 << 1) + this._siblingOffset[p3][1], m2 + 1, t2, e2, r2, n2, c2, h2), c2[2] = -100, h2[2] = this.maximums[this.childOffsets[o3] + p3] * a2;
                const f3 = uf(c2, h2, i3, s2);
                if (null != f3) {
                  const t3 = f3;
                  l2[p3] = t3;
                  let e3 = false;
                  for (let r3 = 0; r3 < g2 && !e3; r3++)
                    t3 >= l2[u2[r3]] && (u2.splice(r3, 0, p3), e3 = true);
                  e3 || (u2[g2] = p3), g2++;
                }
              }
              for (let t3 = 0; t3 < g2; t3++) {
                const e3 = u2[t3];
                p2.push({ idx: this.childOffsets[o3] + e3, t: l2[e3], nodex: (d2 << 1) + this._siblingOffset[e3][0], nodey: (y2 << 1) + this._siblingOffset[e3][1], depth: m2 + 1 });
              }
            }
            return null;
          }
          _addNode(t2, e2, r2) {
            return this.minimums.push(t2), this.maximums.push(e2), this.leaves.push(r2), this.childOffsets.push(0), this.nodeCount++;
          }
          _construct(t2, e2, r2, n2, i3) {
            if (1 === t2[n2].isLeaf(e2, r2))
              return;
            this.childOffsets[i3] || (this.childOffsets[i3] = this.nodeCount);
            const s2 = n2 - 1, a2 = t2[s2];
            let o2 = 0, l2 = 0;
            for (let t3 = 0; t3 < this._siblingOffset.length; t3++) {
              const n3 = 2 * e2 + this._siblingOffset[t3][0], i4 = 2 * r2 + this._siblingOffset[t3][1], s3 = a2.getElevation(n3, i4), u2 = a2.isLeaf(n3, i4), c2 = this._addNode(s3.min, s3.max, u2);
              u2 && (o2 |= 1 << t3), l2 || (l2 = c2);
            }
            for (let n3 = 0; n3 < this._siblingOffset.length; n3++)
              o2 & 1 << n3 || this._construct(t2, 2 * e2 + this._siblingOffset[n3][0], 2 * r2 + this._siblingOffset[n3][1], s2, l2 + n3);
          }
        }
        function df(t2, e2, r2, n2, i3, s2) {
          return rr(rr(t2, r2, s2), rr(e2, n2, s2), i3);
        }
        function yf(t2, e2, r2) {
          const n2 = r2.dim, i3 = y(t2 * n2 - 0.5, 0, n2 - 1), s2 = y(e2 * n2 - 0.5, 0, n2 - 1), a2 = Math.floor(i3), o2 = Math.floor(s2), l2 = Math.min(a2 + 1, n2 - 1), u2 = Math.min(o2 + 1, n2 - 1);
          return df(r2.get(a2, o2), r2.get(l2, o2), r2.get(a2, u2), r2.get(l2, u2), i3 - a2, s2 - o2);
        }
        const mf = { mapbox: [6553.6, 25.6, 0.1, 1e4], terrarium: [256, 1, 1 / 256, 32768] };
        class gf {
          get tree() {
            return this._tree || this._buildQuadTree(), this._tree;
          }
          constructor(t2, e2, r2, n2 = false, i3 = false) {
            if (this.uid = t2, e2.height !== e2.width)
              throw new RangeError("DEM tiles must be square");
            if (r2 && "mapbox" !== r2 && "terrarium" !== r2)
              return C(`"${r2}" is not a valid encoding type. Valid types include "mapbox" and "terrarium".`);
            this.stride = e2.height;
            const s2 = this.dim = e2.height - 2, a2 = new Uint32Array(e2.data.buffer);
            if (this.pixels = new Uint8Array(e2.data.buffer), this.encoding = r2 || "mapbox", this.borderReady = n2, !n2) {
              for (let t3 = 0; t3 < s2; t3++)
                a2[this._idx(-1, t3)] = a2[this._idx(0, t3)], a2[this._idx(s2, t3)] = a2[this._idx(s2 - 1, t3)], a2[this._idx(t3, -1)] = a2[this._idx(t3, 0)], a2[this._idx(t3, s2)] = a2[this._idx(t3, s2 - 1)];
              a2[this._idx(-1, -1)] = a2[this._idx(0, 0)], a2[this._idx(s2, -1)] = a2[this._idx(s2 - 1, 0)], a2[this._idx(-1, s2)] = a2[this._idx(0, s2 - 1)], a2[this._idx(s2, s2)] = a2[this._idx(s2 - 1, s2 - 1)], i3 && this._buildQuadTree();
            }
          }
          _buildQuadTree() {
            this._tree = new ff(this);
          }
          get(t2, e2, r2 = false) {
            r2 && (t2 = y(t2, -1, this.dim), e2 = y(e2, -1, this.dim));
            const n2 = 4 * this._idx(t2, e2);
            return ("terrarium" === this.encoding ? this._unpackTerrarium : this._unpackMapbox)(this.pixels[n2], this.pixels[n2 + 1], this.pixels[n2 + 2]);
          }
          static getUnpackVector(t2) {
            return mf[t2];
          }
          get unpackVector() {
            return mf[this.encoding];
          }
          _idx(t2, e2) {
            if (t2 < -1 || t2 >= this.dim + 1 || e2 < -1 || e2 >= this.dim + 1)
              throw new RangeError("out of range source coordinates for DEM data");
            return (e2 + 1) * this.stride + (t2 + 1);
          }
          _unpackMapbox(t2, e2, r2) {
            return (256 * t2 * 256 + 256 * e2 + r2) / 10 - 1e4;
          }
          _unpackTerrarium(t2, e2, r2) {
            return 256 * t2 + e2 + r2 / 256 - 32768;
          }
          static pack(t2, e2) {
            const r2 = [0, 0, 0, 0], n2 = gf.getUnpackVector(e2);
            let i3 = Math.floor((t2 + n2[3]) / n2[2]);
            return r2[2] = i3 % 256, i3 = Math.floor(i3 / 256), r2[1] = i3 % 256, i3 = Math.floor(i3 / 256), r2[0] = i3, r2;
          }
          getPixels() {
            return new Bl({ width: this.stride, height: this.stride }, this.pixels);
          }
          backfillBorder(t2, e2, r2) {
            if (this.dim !== t2.dim)
              throw new Error("dem dimension mismatch");
            let n2 = e2 * this.dim, i3 = e2 * this.dim + this.dim, s2 = r2 * this.dim, a2 = r2 * this.dim + this.dim;
            switch (e2) {
              case -1:
                n2 = i3 - 1;
                break;
              case 1:
                i3 = n2 + 1;
            }
            switch (r2) {
              case -1:
                s2 = a2 - 1;
                break;
              case 1:
                a2 = s2 + 1;
            }
            const o2 = -e2 * this.dim, l2 = -r2 * this.dim;
            for (let e3 = s2; e3 < a2; e3++)
              for (let r3 = n2; r3 < i3; r3++) {
                const n3 = 4 * this._idx(r3, e3), i4 = 4 * this._idx(r3 + o2, e3 + l2);
                this.pixels[n3 + 0] = t2.pixels[i4 + 0], this.pixels[n3 + 1] = t2.pixels[i4 + 1], this.pixels[n3 + 2] = t2.pixels[i4 + 2], this.pixels[n3 + 3] = t2.pixels[i4 + 3];
              }
          }
          onDeserialize() {
            this._tree && (this._tree.dem = this);
          }
        }
        ai(gf, "DEMData"), ai(ff, "DemMinMaxQuadTree", { omit: ["dem"] });
        class xf {
          constructor(t2, e2) {
            this.max = t2, this.onRemove = e2, this.reset();
          }
          reset() {
            for (const t2 in this.data)
              for (const e2 of this.data[t2])
                e2.timeout && clearTimeout(e2.timeout), this.onRemove(e2.value);
            return this.data = {}, this.order = [], this;
          }
          add(t2, e2, r2) {
            const n2 = t2.wrapped().key;
            void 0 === this.data[n2] && (this.data[n2] = []);
            const i3 = { value: e2, timeout: void 0 };
            if (void 0 !== r2 && (i3.timeout = setTimeout(() => {
              this.remove(t2, i3);
            }, r2)), this.data[n2].push(i3), this.order.push(n2), this.order.length > this.max) {
              const t3 = this._getAndRemoveByKey(this.order[0]);
              t3 && this.onRemove(t3);
            }
            return this;
          }
          has(t2) {
            return t2.wrapped().key in this.data;
          }
          getAndRemove(t2) {
            return this.has(t2) ? this._getAndRemoveByKey(t2.wrapped().key) : null;
          }
          _getAndRemoveByKey(t2) {
            const e2 = this.data[t2].shift();
            return e2.timeout && clearTimeout(e2.timeout), 0 === this.data[t2].length && delete this.data[t2], this.order.splice(this.order.indexOf(t2), 1), e2.value;
          }
          getByKey(t2) {
            const e2 = this.data[t2];
            return e2 ? e2[0].value : null;
          }
          get(t2) {
            return this.has(t2) ? this.data[t2.wrapped().key][0].value : null;
          }
          remove(t2, e2) {
            if (!this.has(t2))
              return this;
            const r2 = t2.wrapped().key, n2 = void 0 === e2 ? 0 : this.data[r2].indexOf(e2), i3 = this.data[r2][n2];
            return this.data[r2].splice(n2, 1), i3.timeout && clearTimeout(i3.timeout), 0 === this.data[r2].length && delete this.data[r2], this.onRemove(i3.value), this.order.splice(this.order.indexOf(r2), 1), this;
          }
          setMaxSize(t2) {
            for (this.max = t2; this.order.length > this.max; ) {
              const t3 = this._getAndRemoveByKey(this.order[0]);
              t3 && this.onRemove(t3);
            }
            return this;
          }
          filter(t2) {
            const e2 = [];
            for (const r2 in this.data)
              for (const n2 of this.data[r2])
                t2(n2.value) || e2.push(n2);
            for (const t3 of e2)
              this.remove(t3.value.tileID, t3);
          }
        }
        class vf {
          constructor(t2, e2, r2) {
            this.func = t2, this.mask = e2, this.range = r2;
          }
        }
        vf.ReadOnly = false, vf.ReadWrite = true, vf.disabled = new vf(519, vf.ReadOnly, [0, 1]);
        const bf = 7680;
        class _f {
          constructor(t2, e2, r2, n2, i3, s2) {
            this.test = t2, this.ref = e2, this.mask = r2, this.fail = n2, this.depthFail = i3, this.pass = s2;
          }
        }
        _f.disabled = new _f({ func: 519, mask: 0 }, 0, 0, bf, bf, bf);
        class wf {
          constructor(t2, e2, r2) {
            this.blendFunction = t2, this.blendColor = e2, this.mask = r2;
          }
        }
        wf.Replace = [1, 0], wf.disabled = new wf(wf.Replace, ce.transparent, [false, false, false, false]), wf.unblended = new wf(wf.Replace, ce.transparent, [true, true, true, true]), wf.alphaBlended = new wf([1, 771], ce.transparent, [true, true, true, true]);
        const Af = 1029, kf = 2305;
        class Sf {
          constructor(t2, e2, r2) {
            this.enable = t2, this.mode = e2, this.frontFace = r2;
          }
        }
        Sf.disabled = new Sf(false, Af, kf), Sf.backCCW = new Sf(true, Af, kf), Sf.backCW = new Sf(true, Af, 2304), Sf.frontCW = new Sf(true, 1028, 2304), Sf.frontCCW = new Sf(true, 1028, kf);
        class If extends Ut {
          constructor(t2, e2, r2) {
            super(), this.id = t2, this._onlySymbols = r2, e2.on("data", (t3) => {
              "source" === t3.dataType && "metadata" === t3.sourceDataType && (this._sourceLoaded = true), this._sourceLoaded && !this._paused && "source" === t3.dataType && "content" === t3.sourceDataType && (this.reload(), this.transform && this.update(this.transform));
            }), e2.on("error", () => {
              this._sourceErrored = true;
            }), this._source = e2, this._tiles = {}, this._cache = new xf(0, this._unloadTile.bind(this)), this._timers = {}, this._cacheTimers = {}, this._minTileCacheSize = e2.minTileCacheSize, this._maxTileCacheSize = e2.maxTileCacheSize, this._loadedParentTiles = {}, this._coveredTiles = {}, this._state = new of(), this._isRaster = "raster" === this._source.type || "raster-dem" === this._source.type || "custom" === this._source.type && "raster" === this._source._dataType;
          }
          onAdd(t2) {
            this.map = t2, this._minTileCacheSize = void 0 === this._minTileCacheSize && t2 ? t2._minTileCacheSize : this._minTileCacheSize, this._maxTileCacheSize = void 0 === this._maxTileCacheSize && t2 ? t2._maxTileCacheSize : this._maxTileCacheSize;
          }
          loaded() {
            if (this._sourceErrored)
              return true;
            if (!this._sourceLoaded)
              return false;
            if (!this._source.loaded())
              return false;
            for (const t2 in this._tiles) {
              const e2 = this._tiles[t2];
              if ("loaded" !== e2.state && "errored" !== e2.state)
                return false;
            }
            return true;
          }
          getSource() {
            return this._source;
          }
          pause() {
            this._paused = true;
          }
          resume() {
            if (!this._paused)
              return;
            const t2 = this._shouldReloadOnResume;
            this._paused = false, this._shouldReloadOnResume = false, t2 && this.reload(), this.transform && this.update(this.transform);
          }
          _loadTile(t2, e2) {
            return t2.isSymbolTile = this._onlySymbols, this._source.loadTile(t2, e2);
          }
          _unloadTile(t2) {
            if (this._source.unloadTile)
              return this._source.unloadTile(t2, () => {
              });
          }
          _abortTile(t2) {
            if (this._source.abortTile)
              return this._source.abortTile(t2, () => {
              });
          }
          serialize() {
            return this._source.serialize();
          }
          prepare(t2) {
            if (this._source.prepare && this._source.prepare(), this._state.coalesceChanges(this._tiles, this.map ? this.map.painter : null), this._source.prepareTile)
              for (const e2 in this._tiles) {
                const r2 = this._tiles[e2];
                this._source.prepareTile(r2) && this.map.painter.terrain && this.map.painter.terrain._clearRenderCacheForTile(this.id, r2.tileID), r2.upload(t2), r2.prepare(this.map.style.imageManager);
              }
            else
              for (const e2 in this._tiles) {
                const r2 = this._tiles[e2];
                r2.upload(t2), r2.prepare(this.map.style.imageManager);
              }
          }
          getIds() {
            return v(this._tiles).map((t2) => t2.tileID).sort(Mf).map((t2) => t2.key);
          }
          getRenderableIds(t2) {
            const e2 = [];
            for (const r2 in this._tiles)
              this._isIdRenderable(+r2, t2) && e2.push(this._tiles[r2]);
            return t2 ? e2.sort((t3, e3) => {
              const r2 = t3.tileID, n2 = e3.tileID, s2 = new i2(r2.canonical.x, r2.canonical.y)._rotate(this.transform.angle), a2 = new i2(n2.canonical.x, n2.canonical.y)._rotate(this.transform.angle);
              return r2.overscaledZ - n2.overscaledZ || a2.y - s2.y || a2.x - s2.x;
            }).map((t3) => t3.tileID.key) : e2.map((t3) => t3.tileID).sort(Mf).map((t3) => t3.key);
          }
          hasRenderableParent(t2) {
            const e2 = this.findLoadedParent(t2, 0);
            return !!e2 && this._isIdRenderable(e2.tileID.key);
          }
          _isIdRenderable(t2, e2) {
            return this._tiles[t2] && this._tiles[t2].hasData() && !this._coveredTiles[t2] && (e2 || !this._tiles[t2].holdingForFade());
          }
          reload() {
            if (this._paused)
              this._shouldReloadOnResume = true;
            else {
              this._cache.reset();
              for (const t2 in this._tiles)
                "errored" !== this._tiles[t2].state && this._reloadTile(+t2, "reloading");
            }
          }
          _reloadTile(t2, e2) {
            const r2 = this._tiles[t2];
            r2 && ("loading" !== r2.state && (r2.state = e2), this._loadTile(r2, this._tileLoaded.bind(this, r2, t2, e2)));
          }
          _tileLoaded(t2, e2, r2, n2) {
            if (n2)
              if (t2.state = "errored", 404 !== n2.status)
                this._source.fire(new Rt(n2, { tile: t2 }));
              else if ("raster-dem" === this._source.type && this.usedForTerrain && this.map.painter.terrain) {
                const t3 = this.map.painter.terrain;
                this.update(this.transform, t3.getScaledDemTileSize(), true), t3.resetTileLookupCache(this.id);
              } else
                this.update(this.transform);
            else
              t2.timeAdded = N.now(), "expired" === r2 && (t2.refreshedUponExpiration = true), this._setTileReloadTimer(e2, t2), "raster-dem" === this._source.type && t2.dem && this._backfillDEM(t2), this._state.initializeTileState(t2, this.map ? this.map.painter : null), this._source.fire(new Lt("data", { dataType: "source", tile: t2, coord: t2.tileID, sourceCacheId: this.id }));
          }
          _backfillDEM(t2) {
            const e2 = this.getRenderableIds();
            for (let n2 = 0; n2 < e2.length; n2++) {
              const i3 = e2[n2];
              if (t2.neighboringTiles && t2.neighboringTiles[i3]) {
                const e3 = this.getTileByID(i3);
                r2(t2, e3), r2(e3, t2);
              }
            }
            function r2(t3, e3) {
              if (!t3.dem || t3.dem.borderReady)
                return;
              t3.needsHillshadePrepare = true, t3.needsDEMTextureUpload = true;
              let r3 = e3.tileID.canonical.x - t3.tileID.canonical.x;
              const n2 = e3.tileID.canonical.y - t3.tileID.canonical.y, i3 = Math.pow(2, t3.tileID.canonical.z), s2 = e3.tileID.key;
              0 === r3 && 0 === n2 || Math.abs(n2) > 1 || (Math.abs(r3) > 1 && (1 === Math.abs(r3 + i3) ? r3 += i3 : 1 === Math.abs(r3 - i3) && (r3 -= i3)), e3.dem && t3.dem && (t3.dem.backfillBorder(e3.dem, r3, n2), t3.neighboringTiles && t3.neighboringTiles[s2] && (t3.neighboringTiles[s2].backfilled = true)));
            }
          }
          getTile(t2) {
            return this.getTileByID(t2.key);
          }
          getTileByID(t2) {
            return this._tiles[t2];
          }
          _retainLoadedChildren(t2, e2, r2, n2) {
            for (const i3 in this._tiles) {
              let s2 = this._tiles[i3];
              if (n2[i3] || !s2.hasData() || s2.tileID.overscaledZ <= e2 || s2.tileID.overscaledZ > r2)
                continue;
              let a2 = s2.tileID;
              for (; s2 && s2.tileID.overscaledZ > e2 + 1; ) {
                const t3 = s2.tileID.scaledTo(s2.tileID.overscaledZ - 1);
                s2 = this._tiles[t3.key], s2 && s2.hasData() && (a2 = t3);
              }
              let o2 = a2;
              for (; o2.overscaledZ > e2; )
                if (o2 = o2.scaledTo(o2.overscaledZ - 1), t2[o2.key]) {
                  n2[a2.key] = a2;
                  break;
                }
            }
          }
          findLoadedParent(t2, e2) {
            if (t2.key in this._loadedParentTiles) {
              const r2 = this._loadedParentTiles[t2.key];
              return r2 && r2.tileID.overscaledZ >= e2 ? r2 : null;
            }
            for (let r2 = t2.overscaledZ - 1; r2 >= e2; r2--) {
              const e3 = t2.scaledTo(r2), n2 = this._getLoadedTile(e3);
              if (n2)
                return n2;
            }
          }
          _getLoadedTile(t2) {
            const e2 = this._tiles[t2.key];
            return e2 && e2.hasData() ? e2 : this._cache.getByKey(this._source.reparseOverscaled ? t2.wrapped().key : t2.canonical.key);
          }
          updateCacheSize(t2, e2) {
            e2 = e2 || this._source.tileSize;
            const r2 = Math.ceil(t2.width / e2) + 1, n2 = Math.ceil(t2.height / e2) + 1, i3 = Math.floor(r2 * n2 * 5), s2 = "number" == typeof this._minTileCacheSize ? Math.max(this._minTileCacheSize, i3) : i3, a2 = "number" == typeof this._maxTileCacheSize ? Math.min(this._maxTileCacheSize, s2) : s2;
            this._cache.setMaxSize(a2);
          }
          handleWrapJump(t2) {
            const e2 = Math.round((t2 - (void 0 === this._prevLng ? t2 : this._prevLng)) / 360);
            if (this._prevLng = t2, e2) {
              const t3 = {};
              for (const r2 in this._tiles) {
                const n2 = this._tiles[r2];
                n2.tileID = n2.tileID.unwrapTo(n2.tileID.wrap + e2), t3[n2.tileID.key] = n2;
              }
              this._tiles = t3;
              for (const t4 in this._timers)
                clearTimeout(this._timers[t4]), delete this._timers[t4];
              for (const t4 in this._tiles)
                this._setTileReloadTimer(+t4, this._tiles[t4]);
            }
          }
          update(t2, e2, r2) {
            if (this.transform = t2, !this._sourceLoaded || this._paused || this.transform.freezeTileCoverage)
              return;
            if (this.usedForTerrain && !r2)
              return;
            let n2;
            this.updateCacheSize(t2, e2), "globe" !== this.transform.projection.name && this.handleWrapJump(this.transform.center.lng), this._coveredTiles = {}, this.used || this.usedForTerrain ? this._source.tileID ? n2 = t2.getVisibleUnwrappedCoordinates(this._source.tileID).map((t3) => new Np(t3.canonical.z, t3.wrap, t3.canonical.z, t3.canonical.x, t3.canonical.y)) : (n2 = t2.coveringTiles({ tileSize: e2 || this._source.tileSize, minzoom: this._source.minzoom, maxzoom: this._source.maxzoom, roundZoom: this._source.roundZoom && !r2, reparseOverscaled: this._source.reparseOverscaled, isTerrainDEM: this.usedForTerrain }), this._source.hasTile && (n2 = n2.filter((t3) => this._source.hasTile(t3)))) : n2 = [];
            const i3 = this._updateRetainedTiles(n2);
            if (Tf(this._source.type) && 0 !== n2.length) {
              const t3 = {}, e3 = {}, r3 = Object.keys(i3);
              for (const n3 of r3) {
                const r4 = i3[n3], s4 = this._tiles[n3];
                if (!s4 || s4.fadeEndTime && s4.fadeEndTime <= N.now())
                  continue;
                const a2 = this.findLoadedParent(r4, Math.max(r4.overscaledZ - If.maxOverzooming, this._source.minzoom));
                a2 && (this._addTile(a2.tileID), t3[a2.tileID.key] = a2.tileID), e3[n3] = r4;
              }
              const s3 = n2[n2.length - 1].overscaledZ;
              for (const t4 in this._tiles) {
                const r4 = this._tiles[t4];
                if (i3[t4] || !r4.hasData())
                  continue;
                let n3 = r4.tileID;
                for (; n3.overscaledZ > s3; ) {
                  n3 = n3.scaledTo(n3.overscaledZ - 1);
                  const s4 = this._tiles[n3.key];
                  if (s4 && s4.hasData() && e3[n3.key]) {
                    i3[t4] = r4.tileID;
                    break;
                  }
                }
              }
              for (const e4 in t3)
                i3[e4] || (this._coveredTiles[e4] = true, i3[e4] = t3[e4]);
            }
            for (const t3 in i3)
              this._tiles[t3].clearFadeHold();
            const s2 = function(t3, e3) {
              const r3 = [];
              for (const n3 in t3)
                n3 in e3 || r3.push(n3);
              return r3;
            }(this._tiles, i3);
            for (const t3 of s2) {
              const e3 = this._tiles[t3];
              e3.hasSymbolBuckets && !e3.holdingForFade() ? e3.setHoldDuration(this.map._fadeDuration) : e3.hasSymbolBuckets && !e3.symbolFadeFinished() || this._removeTile(+t3);
            }
            this._updateLoadedParentTileCache(), this._onlySymbols && this._source.afterUpdate && this._source.afterUpdate();
          }
          releaseSymbolFadeTiles() {
            for (const t2 in this._tiles)
              this._tiles[t2].holdingForFade() && this._removeTile(+t2);
          }
          _updateRetainedTiles(t2) {
            const e2 = {};
            if (0 === t2.length)
              return e2;
            const r2 = {}, n2 = t2.reduce((t3, e3) => Math.min(t3, e3.overscaledZ), 1 / 0), i3 = t2[0].overscaledZ, s2 = Math.max(i3 - If.maxOverzooming, this._source.minzoom), a2 = Math.max(i3 + If.maxUnderzooming, this._source.minzoom), o2 = {};
            for (const r3 of t2) {
              const t3 = this._addTile(r3);
              e2[r3.key] = r3, t3.hasData() || n2 < this._source.maxzoom && (o2[r3.key] = r3);
            }
            this._retainLoadedChildren(o2, n2, a2, e2);
            for (const n3 of t2) {
              let t3 = this._tiles[n3.key];
              if (t3.hasData())
                continue;
              if (n3.canonical.z >= this._source.maxzoom) {
                const t4 = n3.children(this._source.maxzoom)[0], r3 = this.getTile(t4);
                if (r3 && r3.hasData()) {
                  e2[t4.key] = t4;
                  continue;
                }
              } else {
                const t4 = n3.children(this._source.maxzoom);
                if (e2[t4[0].key] && e2[t4[1].key] && e2[t4[2].key] && e2[t4[3].key])
                  continue;
              }
              let i4 = t3.wasRequested();
              for (let a3 = n3.overscaledZ - 1; a3 >= s2; --a3) {
                const s3 = n3.scaledTo(a3);
                if (r2[s3.key])
                  break;
                if (r2[s3.key] = true, t3 = this.getTile(s3), !t3 && i4 && (t3 = this._addTile(s3)), t3 && (e2[s3.key] = s3, i4 = t3.wasRequested(), t3.hasData()))
                  break;
              }
            }
            return e2;
          }
          _updateLoadedParentTileCache() {
            this._loadedParentTiles = {};
            for (const t2 in this._tiles) {
              const e2 = [];
              let r2, n2 = this._tiles[t2].tileID;
              for (; n2.overscaledZ > 0; ) {
                if (n2.key in this._loadedParentTiles) {
                  r2 = this._loadedParentTiles[n2.key];
                  break;
                }
                e2.push(n2.key);
                const t3 = n2.scaledTo(n2.overscaledZ - 1);
                if (r2 = this._getLoadedTile(t3), r2)
                  break;
                n2 = t3;
              }
              for (const t3 of e2)
                this._loadedParentTiles[t3] = r2;
            }
          }
          _addTile(t2) {
            let e2 = this._tiles[t2.key];
            if (e2)
              return this._source.prepareTile && this._source.prepareTile(e2), e2;
            e2 = this._cache.getAndRemove(t2), e2 && (this._setTileReloadTimer(t2.key, e2), e2.tileID = t2, this._state.initializeTileState(e2, this.map ? this.map.painter : null), this._cacheTimers[t2.key] && (clearTimeout(this._cacheTimers[t2.key]), delete this._cacheTimers[t2.key], this._setTileReloadTimer(t2.key, e2)));
            const r2 = Boolean(e2);
            if (!r2) {
              const r3 = this.map ? this.map.painter : null;
              e2 = new af(t2, this._source.tileSize * t2.overscaleFactor(), this.transform.tileZoom, r3, this._isRaster), this._source.prepareTile && this._source.prepareTile(e2) || this._loadTile(e2, this._tileLoaded.bind(this, e2, t2.key, e2.state));
            }
            return e2 ? (e2.uses++, this._tiles[t2.key] = e2, r2 || this._source.fire(new Lt("dataloading", { tile: e2, coord: e2.tileID, dataType: "source" })), e2) : null;
          }
          _setTileReloadTimer(t2, e2) {
            t2 in this._timers && (clearTimeout(this._timers[t2]), delete this._timers[t2]);
            const r2 = e2.getExpiryTimeout();
            r2 && (this._timers[t2] = setTimeout(() => {
              this._reloadTile(t2, "expired"), delete this._timers[t2];
            }, r2));
          }
          _removeTile(t2) {
            const e2 = this._tiles[t2];
            e2 && (e2.uses--, delete this._tiles[t2], this._timers[t2] && (clearTimeout(this._timers[t2]), delete this._timers[t2]), e2.uses > 0 || (e2.hasData() && "reloading" !== e2.state ? this._cache.add(e2.tileID, e2, e2.getExpiryTimeout()) : (e2.aborted = true, this._abortTile(e2), this._unloadTile(e2))));
          }
          clearTiles() {
            this._shouldReloadOnResume = false, this._paused = false;
            for (const t2 in this._tiles)
              this._removeTile(+t2);
            this._source._clear && this._source._clear(), this._cache.reset(), this.map && this.usedForTerrain && this.map.painter.terrain && this.map.painter.terrain.resetTileLookupCache(this.id);
          }
          tilesIn(t2, e2, r2) {
            const n2 = [], i3 = this.transform;
            if (!i3)
              return n2;
            for (const s2 in this._tiles) {
              const a2 = this._tiles[s2];
              if (r2 && a2.clearQueryDebugViz(), a2.holdingForFade())
                continue;
              const o2 = t2.containsTile(a2, i3, e2);
              o2 && n2.push(o2);
            }
            return n2;
          }
          getVisibleCoordinates(t2) {
            const e2 = this.getRenderableIds(t2).map((t3) => this._tiles[t3].tileID);
            for (const t3 of e2)
              t3.projMatrix = this.transform.calculateProjMatrix(t3.toUnwrapped());
            return e2;
          }
          hasTransition() {
            if (this._source.hasTransition())
              return true;
            if (Tf(this._source.type))
              for (const t2 in this._tiles) {
                const e2 = this._tiles[t2];
                if (void 0 !== e2.fadeEndTime && e2.fadeEndTime >= N.now())
                  return true;
              }
            return false;
          }
          setFeatureState(t2, e2, r2) {
            this._state.updateState(t2 = t2 || "_geojsonTileLayer", e2, r2);
          }
          removeFeatureState(t2, e2, r2) {
            this._state.removeFeatureState(t2 = t2 || "_geojsonTileLayer", e2, r2);
          }
          getFeatureState(t2, e2) {
            return this._state.getState(t2 = t2 || "_geojsonTileLayer", e2);
          }
          setDependencies(t2, e2, r2) {
            const n2 = this._tiles[t2];
            n2 && n2.setDependencies(e2, r2);
          }
          reloadTilesForDependencies(t2, e2) {
            for (const r2 in this._tiles)
              this._tiles[r2].hasDependency(t2, e2) && this._reloadTile(+r2, "reloading");
            this._cache.filter((r2) => !r2.hasDependency(t2, e2));
          }
          _preloadTiles(t2, e2) {
            const r2 = /* @__PURE__ */ new Map(), n2 = Array.isArray(t2) ? t2 : [t2], i3 = this.map.painter.terrain, s2 = this.usedForTerrain && i3 ? i3.getScaledDemTileSize() : this._source.tileSize;
            for (const t3 of n2) {
              const e3 = t3.coveringTiles({ tileSize: s2, minzoom: this._source.minzoom, maxzoom: this._source.maxzoom, roundZoom: this._source.roundZoom && !this.usedForTerrain, reparseOverscaled: this._source.reparseOverscaled, isTerrainDEM: this.usedForTerrain });
              for (const t4 of e3)
                r2.set(t4.key, t4);
              this.usedForTerrain && t3.updateElevation(false);
            }
            x(Array.from(r2.values()), (t3, e3) => {
              const r3 = new af(t3, this._source.tileSize * t3.overscaleFactor(), this.transform.tileZoom, this.map.painter, this._isRaster);
              this._loadTile(r3, (t4) => {
                "raster-dem" === this._source.type && r3.dem && this._backfillDEM(r3), e3(t4, r3);
              });
            }, e2);
          }
        }
        function Mf(t2, e2) {
          const r2 = Math.abs(2 * t2.wrap) - +(t2.wrap < 0), n2 = Math.abs(2 * e2.wrap) - +(e2.wrap < 0);
          return t2.overscaledZ - e2.overscaledZ || n2 - r2 || e2.canonical.y - t2.canonical.y || e2.canonical.x - t2.canonical.x;
        }
        function Tf(t2) {
          return "raster" === t2 || "image" === t2 || "video" === t2;
        }
        If.maxOverzooming = 10, If.maxUnderzooming = 3;
        class zf {
          constructor(t2, e2, r2) {
            this._demTile = t2, this._dem = this._demTile.dem, this._scale = e2, this._offset = r2;
          }
          static create(t2, e2, r2) {
            const n2 = r2 || t2.findDEMTileFor(e2);
            if (!n2 || !n2.dem)
              return;
            const i3 = n2.dem, s2 = n2.tileID, a2 = 1 << e2.canonical.z - s2.canonical.z;
            return new zf(n2, n2.tileSize / Ya / a2, [(e2.canonical.x / a2 - s2.canonical.x) * i3.dim, (e2.canonical.y / a2 - s2.canonical.y) * i3.dim]);
          }
          tileCoordToPixel(t2, e2) {
            const r2 = e2 * this._scale + this._offset[1], n2 = Math.floor(t2 * this._scale + this._offset[0]), s2 = Math.floor(r2);
            return new i2(n2, s2);
          }
          getElevationAt(t2, e2, r2, n2) {
            const i3 = t2 * this._scale + this._offset[0], s2 = e2 * this._scale + this._offset[1], a2 = Math.floor(i3), o2 = Math.floor(s2), l2 = this._dem;
            return n2 = !!n2, r2 ? rr(rr(l2.get(a2, o2, n2), l2.get(a2, o2 + 1, n2), s2 - o2), rr(l2.get(a2 + 1, o2, n2), l2.get(a2 + 1, o2 + 1, n2), s2 - o2), i3 - a2) : l2.get(a2, o2, n2);
          }
          getElevationAtPixel(t2, e2, r2) {
            return this._dem.get(t2, e2, !!r2);
          }
          getMeterToDEM(t2) {
            return (1 << this._demTile.tileID.canonical.z) * no(1, t2) * this._dem.stride;
          }
        }
        class Bf {
          constructor(t2, e2) {
            this.tileID = t2, this.x = t2.canonical.x, this.y = t2.canonical.y, this.z = t2.canonical.z, this.grid = new ni(Ya, 16, 0), this.featureIndexArray = new ua(), this.promoteId = e2;
          }
          insert(t2, e2, r2, n2, i3, s2 = 0) {
            const a2 = this.featureIndexArray.length;
            this.featureIndexArray.emplaceBack(r2, n2, i3, s2);
            const o2 = this.grid;
            for (let t3 = 0; t3 < e2.length; t3++) {
              const r3 = e2[t3], n3 = [1 / 0, 1 / 0, -1 / 0, -1 / 0];
              for (let t4 = 0; t4 < r3.length; t4++) {
                const e3 = r3[t4];
                n3[0] = Math.min(n3[0], e3.x), n3[1] = Math.min(n3[1], e3.y), n3[2] = Math.max(n3[2], e3.x), n3[3] = Math.max(n3[3], e3.y);
              }
              n3[0] < Ya && n3[1] < Ya && n3[2] >= 0 && n3[3] >= 0 && o2.insert(a2, n3[0], n3[1], n3[2], n3[3]);
            }
          }
          loadVTLayers() {
            if (!this.vtLayers) {
              this.vtLayers = new Du.VectorTile(new wc(this.rawTileData)).layers, this.sourceLayerCoder = new Xp(this.vtLayers ? Object.keys(this.vtLayers).sort() : ["_geojsonTileLayer"]), this.vtFeatures = {};
              for (const t2 in this.vtLayers)
                this.vtFeatures[t2] = [];
            }
            return this.vtLayers;
          }
          query(t2, e2, r2, n2) {
            this.loadVTLayers();
            const i3 = t2.params || {}, s2 = Sn(i3.filter), a2 = t2.tileResult, o2 = t2.transform, l2 = a2.bufferedTilespaceBounds, u2 = this.grid.query(l2.min.x, l2.min.y, l2.max.x, l2.max.y, (t3, e3, r3, n3) => Bo(a2.bufferedTilespaceGeometry, t3, e3, r3, n3));
            u2.sort(Cf);
            let c2 = null;
            o2.elevation && u2.length > 0 && (c2 = zf.create(o2.elevation, this.tileID));
            const h2 = {};
            let p2;
            for (let o3 = 0; o3 < u2.length; o3++) {
              const l3 = u2[o3];
              if (l3 === p2)
                continue;
              p2 = l3;
              const f2 = this.featureIndexArray.get(l3);
              let d2 = null;
              this.loadMatchingFeature(h2, f2, s2, i3.layers, i3.availableImages, e2, r2, n2, (e3, r3, n3, i4 = 0) => (d2 || (d2 = yo(e3, this.tileID.canonical, t2.tileTransform)), r3.queryIntersectsFeature(a2, e3, n3, d2, this.z, t2.transform, t2.pixelPosMatrix, c2, i4)));
            }
            return h2;
          }
          loadMatchingFeature(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
            const { featureIndex: u2, bucketIndex: c2, sourceLayerIndex: h2, layoutVertexArrayOffset: p2 } = e2, f2 = this.bucketLayerIDs[c2];
            if (n2 && !function(t3, e3) {
              for (let r3 = 0; r3 < t3.length; r3++)
                if (e3.indexOf(t3[r3]) >= 0)
                  return true;
              return false;
            }(n2, f2))
              return;
            const d2 = this.sourceLayerCoder.decode(h2), y2 = this.vtLayers[d2].feature(u2);
            if (r2.needGeometry) {
              const t3 = mo(y2, true);
              if (!r2.filter(new ss(this.tileID.overscaledZ), t3, this.tileID.canonical))
                return;
            } else if (!r2.filter(new ss(this.tileID.overscaledZ), y2))
              return;
            const m2 = this.getId(y2, d2);
            for (let e3 = 0; e3 < f2.length; e3++) {
              const r3 = f2[e3];
              if (n2 && n2.indexOf(r3) < 0)
                continue;
              const c3 = s2[r3];
              if (!c3)
                continue;
              let h3 = {};
              void 0 !== m2 && o2 && (h3 = o2.getState(c3.sourceLayer || "_geojsonTileLayer", m2));
              const d3 = b({}, a2[r3]);
              d3.paint = Ef(d3.paint, c3.paint, y2, h3, i3), d3.layout = Ef(d3.layout, c3.layout, y2, h3, i3);
              const g2 = !l2 || l2(y2, c3, h3, p2);
              if (!g2)
                continue;
              const x2 = new Yp(y2, this.z, this.x, this.y, m2);
              x2.layer = d3;
              let v2 = t2[r3];
              void 0 === v2 && (v2 = t2[r3] = []), v2.push({ featureIndex: u2, feature: x2, intersectionZ: g2 });
            }
          }
          lookupSymbolFeatures(t2, e2, r2, n2, i3, s2, a2, o2) {
            const l2 = {};
            this.loadVTLayers();
            const u2 = Sn(i3);
            for (const i4 of t2)
              this.loadMatchingFeature(l2, { bucketIndex: r2, sourceLayerIndex: n2, featureIndex: i4, layoutVertexArrayOffset: 0 }, u2, s2, a2, o2, e2);
            return l2;
          }
          loadFeature(t2) {
            const { featureIndex: e2, sourceLayerIndex: r2 } = t2;
            this.loadVTLayers();
            const n2 = this.sourceLayerCoder.decode(r2), i3 = this.vtFeatures[n2];
            if (i3[e2])
              return i3[e2];
            const s2 = this.vtLayers[n2].feature(e2);
            return i3[e2] = s2, s2;
          }
          hasLayer(t2) {
            for (const e2 of this.bucketLayerIDs)
              for (const r2 of e2)
                if (t2 === r2)
                  return true;
            return false;
          }
          getId(t2, e2) {
            let r2 = t2.id;
            return this.promoteId && (r2 = t2.properties["string" == typeof this.promoteId ? this.promoteId : this.promoteId[e2]], "boolean" == typeof r2 && (r2 = Number(r2))), r2;
          }
        }
        function Ef(t2, e2, r2, n2, i3) {
          return T(t2, (t3, s2) => {
            const a2 = e2 instanceof fs ? e2.get(s2) : null;
            return a2 && a2.evaluate ? a2.evaluate(r2, n2, i3) : a2;
          });
        }
        function Cf(t2, e2) {
          return e2 - t2;
        }
        ai(Bf, "FeatureIndex", { omit: ["rawTileData", "sourceLayerCoder"] });
        class Df {
          constructor(t2) {
            const e2 = {}, r2 = [];
            for (const n3 in t2) {
              const i4 = t2[n3], s3 = e2[n3] = {};
              for (const t3 in i4.glyphs) {
                const e3 = i4.glyphs[+t3];
                if (!e3 || 0 === e3.bitmap.width || 0 === e3.bitmap.height)
                  continue;
                const n4 = e3.metrics.localGlyph ? 2 : 1, a2 = { x: 0, y: 0, w: e3.bitmap.width + 2 * n4, h: e3.bitmap.height + 2 * n4 };
                r2.push(a2), s3[t3] = a2;
              }
            }
            const { w: n2, h: i3 } = Gc(r2), s2 = new zl({ width: n2 || 1, height: i3 || 1 });
            for (const r3 in t2) {
              const n3 = t2[r3];
              for (const t3 in n3.glyphs) {
                const i4 = n3.glyphs[+t3];
                if (!i4 || 0 === i4.bitmap.width || 0 === i4.bitmap.height)
                  continue;
                const a2 = e2[r3][t3], o2 = i4.metrics.localGlyph ? 2 : 1;
                zl.copy(i4.bitmap, s2, { x: 0, y: 0 }, { x: a2.x + o2, y: a2.y + o2 }, i4.bitmap);
              }
            }
            this.image = s2, this.positions = e2;
          }
        }
        ai(Df, "GlyphAtlas");
        class Pf {
          constructor(t2) {
            this.tileID = new Np(t2.tileID.overscaledZ, t2.tileID.wrap, t2.tileID.canonical.z, t2.tileID.canonical.x, t2.tileID.canonical.y), this.tileZoom = t2.tileZoom, this.uid = t2.uid, this.zoom = t2.zoom, this.canonical = t2.tileID.canonical, this.pixelRatio = t2.pixelRatio, this.tileSize = t2.tileSize, this.source = t2.source, this.overscaling = this.tileID.overscaleFactor(), this.showCollisionBoxes = t2.showCollisionBoxes, this.collectResourceTiming = !!t2.collectResourceTiming, this.returnDependencies = !!t2.returnDependencies, this.promoteId = t2.promoteId, this.enableTerrain = !!t2.enableTerrain, this.isSymbolTile = t2.isSymbolTile, this.tileTransform = Zp(t2.tileID.canonical, t2.projection), this.projection = t2.projection;
          }
          parse(t2, e2, r2, n2, i3) {
            this.status = "parsing", this.data = t2, this.collisionBoxArray = new ea();
            const s2 = new Xp(Object.keys(t2.layers).sort()), a2 = new Bf(this.tileID, this.promoteId);
            a2.bucketLayerIDs = [];
            const o2 = {}, l2 = new pp(256, 256), u2 = { featureIndex: a2, iconDependencies: {}, patternDependencies: {}, glyphDependencies: {}, lineAtlas: l2, availableImages: r2 }, c2 = e2.familiesBySource[this.source];
            for (const e3 in c2) {
              const n3 = t2.layers[e3];
              if (!n3)
                continue;
              let i4 = false, l3 = false;
              for (const t3 of c2[e3])
                "symbol" === t3[0].type ? i4 = true : l3 = true;
              if (true === this.isSymbolTile && !i4)
                continue;
              if (false === this.isSymbolTile && !l3)
                continue;
              1 === n3.version && C(`Vector tile source "${this.source}" layer "${e3}" does not use vector tile spec v2 and therefore may have some rendering errors.`);
              const h3 = s2.encode(e3), p3 = [];
              for (let t3 = 0; t3 < n3.length; t3++) {
                const r3 = n3.feature(t3), i5 = a2.getId(r3, e3);
                p3.push({ feature: r3, id: i5, index: t3, sourceLayerIndex: h3 });
              }
              for (const t3 of c2[e3]) {
                const e4 = t3[0];
                void 0 !== this.isSymbolTile && "symbol" === e4.type !== this.isSymbolTile || e4.minzoom && this.zoom < Math.floor(e4.minzoom) || e4.maxzoom && this.zoom >= e4.maxzoom || "none" !== e4.visibility && (Vf(t3, this.zoom, r2), (o2[e4.id] = e4.createBucket({ index: a2.bucketLayerIDs.length, layers: t3, zoom: this.zoom, canonical: this.canonical, pixelRatio: this.pixelRatio, overscaling: this.overscaling, collisionBoxArray: this.collisionBoxArray, sourceLayerIndex: h3, sourceID: this.source, enableTerrain: this.enableTerrain, projection: this.projection.name, availableImages: r2 })).populate(p3, u2, this.tileID.canonical, this.tileTransform), a2.bucketLayerIDs.push(t3.map((t4) => t4.id)));
              }
            }
            let h2, p2, f2, d2;
            l2.trim();
            const y2 = { type: "maybePrepare", isSymbolTile: this.isSymbolTile, zoom: this.zoom }, m2 = T(u2.glyphDependencies, (t3) => Object.keys(t3).map(Number));
            Object.keys(m2).length ? n2.send("getGlyphs", { uid: this.uid, stacks: m2 }, (t3, e3) => {
              h2 || (h2 = t3, p2 = e3, b2.call(this));
            }, void 0, false, y2) : p2 = {};
            const g2 = Object.keys(u2.iconDependencies);
            g2.length ? n2.send("getImages", { icons: g2, source: this.source, tileID: this.tileID, type: "icons" }, (t3, e3) => {
              h2 || (h2 = t3, f2 = e3, b2.call(this));
            }, void 0, false, y2) : f2 = {};
            const x2 = Object.keys(u2.patternDependencies);
            function b2() {
              if (h2)
                return i3(h2);
              if (p2 && f2 && d2) {
                const t3 = new Df(p2), e3 = new Xc(f2, d2);
                for (const n3 in o2) {
                  const i4 = o2[n3];
                  i4 instanceof tp ? (Vf(i4.layers, this.zoom, r2), Rh(i4, p2, t3.positions, f2, e3.iconPositions, this.showCollisionBoxes, r2, this.tileID.canonical, this.tileZoom, this.projection)) : i4.hasPattern && (i4 instanceof Qu || i4 instanceof xu || i4 instanceof $u) && (Vf(i4.layers, this.zoom, r2), i4.addFeatures(u2, this.tileID.canonical, e3.patternPositions, r2, this.tileTransform));
                }
                this.status = "done", i3(null, { buckets: v(o2).filter((t4) => !t4.isEmpty()), featureIndex: a2, collisionBoxArray: this.collisionBoxArray, glyphAtlasImage: t3.image, lineAtlas: l2, imageAtlas: e3, glyphMap: this.returnDependencies ? p2 : null, iconMap: this.returnDependencies ? f2 : null, glyphPositions: this.returnDependencies ? t3.positions : null });
              }
            }
            x2.length ? n2.send("getImages", { icons: x2, source: this.source, tileID: this.tileID, type: "patterns" }, (t3, e3) => {
              h2 || (h2 = t3, d2 = e3, b2.call(this));
            }, void 0, false, y2) : d2 = {}, b2.call(this);
          }
        }
        function Vf(t2, e2, r2) {
          const n2 = new ss(e2);
          for (const e3 of t2)
            e3.recalculate(n2, r2);
        }
        class Ff {
          constructor(t2) {
            this.entries = {}, this.scheduler = t2;
          }
          request(t2, e2, r2, n2) {
            const i3 = this.entries[t2] = this.entries[t2] || { callbacks: [] };
            if (i3.result) {
              const [t3, r3] = i3.result;
              return this.scheduler ? this.scheduler.add(() => {
                n2(t3, r3);
              }, e2) : n2(t3, r3), () => {
              };
            }
            return i3.callbacks.push(n2), i3.cancel || (i3.cancel = r2((r3, n3) => {
              i3.result = [r3, n3];
              for (const t3 of i3.callbacks)
                this.scheduler ? this.scheduler.add(() => {
                  t3(r3, n3);
                }, e2) : t3(r3, n3);
              setTimeout(() => delete this.entries[t2], 3e3);
            })), () => {
              i3.result || (i3.callbacks = i3.callbacks.filter((t3) => t3 !== n2), i3.callbacks.length || (i3.cancel(), delete this.entries[t2]));
            };
          }
        }
        function Lf(t2, e2, r2) {
          const n2 = JSON.stringify(t2.request);
          return t2.data && (this.deduped.entries[n2] = { result: [null, t2.data] }), this.deduped.request(n2, { type: "parseTile", isSymbolTile: t2.isSymbolTile, zoom: t2.tileZoom }, (e3) => {
            const n3 = Mt(t2.request, (t3, n4, i3, s2) => {
              t3 ? e3(t3) : n4 && e3(null, { vectorTile: r2 ? void 0 : new Du.VectorTile(new wc(n4)), rawData: n4, cacheControl: i3, expires: s2 });
            });
            return () => {
              n3.cancel(), e3();
            };
          }, e2);
        }
        const Rf = jo(new Float32Array(16));
        class Uf {
          constructor(t2) {
            this.name = t2.name, this.wrap = false, this.requiresDraping = false, this.supportsWorldCopies = false, this.supportsTerrain = false, this.supportsFog = false, this.supportsFreeCamera = false, this.zAxisUnit = "meters", this.isReprojectedInTileSpace = true, this.unsupportedLayers = ["custom"], this.center = [0, 0], this.range = [3.5, 7];
          }
          project(t2, e2) {
            return { x: 0, y: 0, z: 0 };
          }
          unproject(t2, e2) {
            return new Ja(0, 0);
          }
          projectTilePoint(t2, e2, r2) {
            return { x: t2, y: e2, z: 0 };
          }
          locationPoint(t2, e2) {
            return t2._coordinatePoint(t2.locationCoordinate(e2), false);
          }
          pixelsPerMeter(t2, e2) {
            return no(1, t2) * e2;
          }
          farthestPixelDistance(t2) {
            return function(t3, e2) {
              const r2 = t3.fovAboveCenter, n2 = t3.elevation ? t3.elevation.getMinElevationBelowMSL() * e2 : 0, i3 = (t3._camera.position[2] * t3.worldSize - n2) / Math.cos(t3._pitch), s2 = Math.sin(r2) * i3 / Math.sin(Math.max(Math.PI / 2 - t3._pitch - r2, 0.01)), a2 = Math.sin(t3._pitch) * s2 + i3;
              return Math.min(1.01 * a2, i3 * (1 / t3._horizonShift));
            }(t2, t2.pixelsPerMeter);
          }
          pointCoordinate(t2, e2, r2, n2) {
            const s2 = t2.horizonLineFromTop(false), a2 = new i2(e2, Math.max(s2, r2));
            return t2.rayIntersectionCoordinate(t2.pointRayIntersection(a2, n2));
          }
          createInversionMatrix(t2, e2) {
            return Rf;
          }
          createTileMatrix(t2, e2, r2) {
            let n2, i3, s2;
            const a2 = r2.canonical, o2 = jo(new Float64Array(16));
            if (this.isReprojectedInTileSpace) {
              const l2 = Zp(a2, this);
              n2 = 1, i3 = l2.x + r2.wrap * l2.scale, s2 = l2.y, No(o2, o2, [n2 / l2.scale, n2 / l2.scale, t2.pixelsPerMeter / e2]);
            } else
              n2 = e2 / t2.zoomScale(a2.z), i3 = (a2.x + Math.pow(2, a2.z) * r2.wrap) * n2, s2 = a2.y * n2;
            return qo(o2, o2, [i3, s2, 0]), No(o2, o2, [n2 / Ya, n2 / Ya, 1]), o2;
          }
          upVector(t2, e2, r2) {
            return [0, 0, 1];
          }
          upVectorScale(t2, e2, r2) {
            return { metersToTile: 1, metersToLabelSpace: 1 };
          }
        }
        class $f extends Uf {
          constructor(t2) {
            super(t2), this.wrap = true, this.supportsWorldCopies = true, this.supportsTerrain = true, this.supportsFog = true, this.supportsFreeCamera = true, this.isReprojectedInTileSpace = false, this.unsupportedLayers = [], this.range = null;
          }
          project(t2, e2) {
            return { x: eo(t2), y: ro(e2), z: 0 };
          }
          unproject(t2, e2) {
            const r2 = io(t2), n2 = so(e2);
            return new Ja(r2, n2);
          }
        }
        class jf extends Uf {
          constructor(t2) {
            super(t2), this.range = [4, 7], this.center = t2.center || [-96, 37.5];
            const [e2, r2] = this.parallels = t2.parallels || [29.5, 45.5], n2 = Math.sin(u(e2));
            this.n = (n2 + Math.sin(u(r2))) / 2, this.c = 1 + n2 * (2 * this.n - n2), this.r0 = Math.sqrt(this.c) / this.n;
          }
          project(t2, e2) {
            const { n: r2, c: n2, r0: i3 } = this, s2 = u(t2 - this.center[0]), a2 = u(e2), o2 = Math.sqrt(n2 - 2 * r2 * Math.sin(a2)) / r2;
            return { x: o2 * Math.sin(s2 * r2), y: o2 * Math.cos(s2 * r2) - i3, z: 0 };
          }
          unproject(t2, e2) {
            const { n: r2, c: n2, r0: i3 } = this, s2 = i3 + e2;
            let a2 = Math.atan2(t2, Math.abs(s2)) * Math.sign(s2);
            s2 * r2 < 0 && (a2 -= Math.PI * Math.sign(t2) * Math.sign(s2));
            const o2 = u(this.center[0]) * r2;
            a2 = g(a2, -Math.PI - o2, Math.PI - o2);
            const l2 = c(a2 / r2) + this.center[0], h2 = Math.asin(y((n2 - (t2 * t2 + s2 * s2) * r2 * r2) / (2 * r2), -1, 1)), p2 = y(c(h2), -85.051129, oo);
            return new Ja(l2, p2);
          }
        }
        const Of = 1.340264, qf = -0.081106, Nf = 893e-6, Gf = 3796e-6, Zf = Math.sqrt(3) / 2;
        class Xf extends Uf {
          project(t2, e2) {
            e2 = e2 / 180 * Math.PI, t2 = t2 / 180 * Math.PI;
            const r2 = Math.asin(Zf * Math.sin(e2)), n2 = r2 * r2, i3 = n2 * n2 * n2;
            return { x: 0.5 * (t2 * Math.cos(r2) / (Zf * (Of + 3 * qf * n2 + i3 * (7 * Nf + 9 * Gf * n2))) / Math.PI + 0.5), y: 1 - 0.5 * (r2 * (Of + qf * n2 + i3 * (Nf + Gf * n2)) / Math.PI + 1), z: 0 };
          }
          unproject(t2, e2) {
            t2 = (2 * t2 - 0.5) * Math.PI;
            let r2 = e2 = (2 * (1 - e2) - 1) * Math.PI, n2 = r2 * r2, i3 = n2 * n2 * n2;
            for (let t3, s3, a3, o3 = 0; o3 < 12 && (s3 = r2 * (Of + qf * n2 + i3 * (Nf + Gf * n2)) - e2, a3 = Of + 3 * qf * n2 + i3 * (7 * Nf + 9 * Gf * n2), t3 = s3 / a3, r2 = y(r2 - t3, -Math.PI / 3, Math.PI / 3), n2 = r2 * r2, i3 = n2 * n2 * n2, !(Math.abs(t3) < 1e-12)); ++o3)
              ;
            const s2 = Zf * t2 * (Of + 3 * qf * n2 + i3 * (7 * Nf + 9 * Gf * n2)) / Math.cos(r2), a2 = Math.asin(Math.sin(r2) / Zf), o2 = y(180 * s2 / Math.PI, -180, 180), l2 = y(180 * a2 / Math.PI, -85.051129, oo);
            return new Ja(o2, l2);
          }
        }
        class Kf extends Uf {
          constructor(t2) {
            super(t2), this.wrap = true, this.supportsWorldCopies = true;
          }
          project(t2, e2) {
            return { x: 0.5 + t2 / 360, y: 0.5 - e2 / 360, z: 0 };
          }
          unproject(t2, e2) {
            const r2 = 360 * (t2 - 0.5), n2 = y(360 * (0.5 - e2), -85.051129, oo);
            return new Ja(r2, n2);
          }
        }
        const Yf = Math.PI / 2;
        function Hf(t2) {
          return Math.tan((Yf + t2) / 2);
        }
        class Wf extends Uf {
          constructor(t2) {
            super(t2), this.center = t2.center || [0, 30];
            const [e2, r2] = this.parallels = t2.parallels || [30, 30], n2 = u(e2), i3 = u(r2), s2 = Math.cos(n2);
            this.n = n2 === i3 ? Math.sin(n2) : Math.log(s2 / Math.cos(i3)) / Math.log(Hf(i3) / Hf(n2)), this.f = s2 * Math.pow(Hf(n2), this.n) / this.n;
          }
          project(t2, e2) {
            e2 = u(e2), t2 = u(t2 - this.center[0]);
            const r2 = 1e-6, { n: n2, f: i3 } = this;
            i3 > 0 ? e2 < -Yf + r2 && (e2 = -Yf + r2) : e2 > Yf - r2 && (e2 = Yf - r2);
            const s2 = i3 / Math.pow(Hf(e2), n2), a2 = s2 * Math.sin(n2 * t2), o2 = i3 - s2 * Math.cos(n2 * t2);
            return { x: 0.5 * (a2 / Math.PI + 0.5), y: 1 - 0.5 * (o2 / Math.PI + 0.5), z: 0 };
          }
          unproject(t2, e2) {
            t2 = (2 * t2 - 0.5) * Math.PI, e2 = (2 * (1 - e2) - 0.5) * Math.PI;
            const { n: r2, f: n2 } = this, i3 = n2 - e2, s2 = Math.sign(i3), a2 = Math.sign(r2) * Math.sqrt(t2 * t2 + i3 * i3);
            let o2 = Math.atan2(t2, Math.abs(i3)) * s2;
            i3 * r2 < 0 && (o2 -= Math.PI * Math.sign(t2) * s2);
            const l2 = y(c(o2 / r2) + this.center[0], -180, 180), u2 = y(c(2 * Math.atan(Math.pow(n2 / a2, 1 / r2)) - Yf), -85.051129, oo);
            return new Ja(l2, u2);
          }
        }
        const Jf = u(oo);
        class Qf extends Uf {
          project(t2, e2) {
            const r2 = (e2 = u(e2)) * e2, n2 = r2 * r2;
            return { x: 0.5 * ((t2 = u(t2)) * (0.8707 - 0.131979 * r2 + n2 * (n2 * (3971e-6 * r2 - 1529e-6 * n2) - 0.013791)) / Math.PI + 0.5), y: 1 - 0.5 * (e2 * (1.007226 + r2 * (0.015085 + n2 * (0.028874 * r2 - 0.044475 - 5916e-6 * n2))) / Math.PI + 1), z: 0 };
          }
          unproject(t2, e2) {
            t2 = (2 * t2 - 0.5) * Math.PI;
            let r2 = e2 = (2 * (1 - e2) - 1) * Math.PI, n2 = 25, i3 = 0, s2 = r2 * r2;
            do {
              s2 = r2 * r2;
              const t3 = s2 * s2;
              i3 = (r2 * (1.007226 + s2 * (0.015085 + t3 * (0.028874 * s2 - 0.044475 - 5916e-6 * t3))) - e2) / (1.007226 + s2 * (0.045255 + t3 * (0.259866 * s2 - 0.311325 - 5916e-6 * 11 * t3))), r2 = y(r2 - i3, -Jf, Jf);
            } while (Math.abs(i3) > 1e-6 && --n2 > 0);
            s2 = r2 * r2;
            const a2 = y(c(t2 / (0.8707 + s2 * (s2 * (s2 * s2 * s2 * (3971e-6 - 1529e-6 * s2) - 0.013791) - 0.131979))), -180, 180), o2 = c(r2);
            return new Ja(a2, o2);
          }
        }
        const td = u(oo);
        class ed extends Uf {
          project(t2, e2) {
            e2 = u(e2), t2 = u(t2);
            const r2 = Math.cos(e2), n2 = 2 / Math.PI, i3 = Math.acos(r2 * Math.cos(t2 / 2)), s2 = Math.sin(i3) / i3, a2 = 0.5 * (t2 * n2 + 2 * r2 * Math.sin(t2 / 2) / s2) || 0, o2 = 0.5 * (e2 + Math.sin(e2) / s2) || 0;
            return { x: 0.5 * (a2 / Math.PI + 0.5), y: 1 - 0.5 * (o2 / Math.PI + 1), z: 0 };
          }
          unproject(t2, e2) {
            let r2 = t2 = (2 * t2 - 0.5) * Math.PI, n2 = e2 = (2 * (1 - e2) - 1) * Math.PI, i3 = 25;
            const s2 = 1e-6;
            let a2 = 0, o2 = 0;
            do {
              const i4 = Math.cos(n2), s3 = Math.sin(n2), l2 = 2 * s3 * i4, u2 = s3 * s3, c2 = i4 * i4, h2 = Math.cos(r2 / 2), p2 = Math.sin(r2 / 2), f2 = 2 * h2 * p2, d2 = p2 * p2, m2 = 1 - c2 * h2 * h2, g2 = m2 ? 1 / m2 : 0, x2 = m2 ? Math.acos(i4 * h2) * Math.sqrt(1 / m2) : 0, v2 = 0.5 * (2 * x2 * i4 * p2 + 2 * r2 / Math.PI) - t2, b2 = 0.5 * (x2 * s3 + n2) - e2, _2 = 0.5 * g2 * (c2 * d2 + x2 * i4 * h2 * u2) + 1 / Math.PI, w2 = g2 * (f2 * l2 / 4 - x2 * s3 * p2), A2 = 0.125 * g2 * (l2 * p2 - x2 * s3 * c2 * f2), k2 = 0.5 * g2 * (u2 * h2 + x2 * d2 * i4) + 0.5, S2 = w2 * A2 - k2 * _2;
              a2 = (b2 * w2 - v2 * k2) / S2, o2 = (v2 * A2 - b2 * _2) / S2, r2 = y(r2 - a2, -Math.PI, Math.PI), n2 = y(n2 - o2, -td, td);
            } while ((Math.abs(a2) > s2 || Math.abs(o2) > s2) && --i3 > 0);
            return new Ja(c(r2), c(n2));
          }
        }
        class rd extends Uf {
          constructor(t2) {
            super(t2), this.center = t2.center || [0, 0], this.parallels = t2.parallels || [0, 0], this.cosPhi = Math.max(0.01, Math.cos(u(this.parallels[0]))), this.scale = 1 / (2 * Math.max(Math.PI * this.cosPhi, 1 / this.cosPhi)), this.wrap = true, this.supportsWorldCopies = true;
          }
          project(t2, e2) {
            const { scale: r2, cosPhi: n2 } = this;
            return { x: u(t2) * n2 * r2 + 0.5, y: -Math.sin(u(e2)) / n2 * r2 + 0.5, z: 0 };
          }
          unproject(t2, e2) {
            const { scale: r2, cosPhi: n2 } = this, i3 = -(e2 - 0.5) / r2, s2 = y(c((t2 - 0.5) / r2) / n2, -180, 180), a2 = Math.asin(y(i3 * n2, -1, 1)), o2 = y(c(a2), -85.051129, oo);
            return new Ja(s2, o2);
          }
        }
        t.ARRAY_TYPE = Uo, t.AUTH_ERR_MSG = tt, t.Aabb = vl, t.Actor = class {
          constructor(t2, e2, r2) {
            this.target = t2, this.parent = e2, this.mapId = r2, this.callbacks = {}, this.cancelCallbacks = {}, I(["receive"], this), this.target.addEventListener("message", this.receive, false), this.globalScope = V() ? t2 : a, this.scheduler = new mp();
          }
          send(t2, e2, r2, n2, i3 = false, s2) {
            const a2 = Math.round(1e18 * Math.random()).toString(36).substring(0, 10);
            r2 && (r2.metadata = s2, this.callbacks[a2] = r2);
            const o2 = O(this.globalScope) ? void 0 : [];
            return this.target.postMessage({ id: a2, type: t2, hasCallback: !!r2, targetMapId: n2, mustQueue: i3, sourceMapId: this.mapId, data: ui(e2, o2) }, o2), { cancel: () => {
              r2 && delete this.callbacks[a2], this.target.postMessage({ id: a2, type: "<cancel>", targetMapId: n2, sourceMapId: this.mapId });
            } };
          }
          receive(t2) {
            const e2 = t2.data, r2 = e2.id;
            if (r2 && (!e2.targetMapId || this.mapId === e2.targetMapId))
              if ("<cancel>" === e2.type) {
                const t3 = this.cancelCallbacks[r2];
                delete this.cancelCallbacks[r2], t3 && t3.cancel();
              } else if (e2.mustQueue || V()) {
                const t3 = this.callbacks[r2];
                this.cancelCallbacks[r2] = this.scheduler.add(() => this.processTask(r2, e2), t3 && t3.metadata || { type: "message" });
              } else
                this.processTask(r2, e2);
          }
          processTask(t2, e2) {
            if ("<response>" === e2.type) {
              const r2 = this.callbacks[t2];
              delete this.callbacks[t2], r2 && (e2.error ? r2(ci(e2.error)) : r2(null, ci(e2.data)));
            } else {
              const r2 = O(this.globalScope) ? void 0 : [], n2 = e2.hasCallback ? (e3, n3) => {
                delete this.cancelCallbacks[t2], this.target.postMessage({ id: t2, type: "<response>", sourceMapId: this.mapId, error: e3 ? ui(e3) : null, data: ui(n3, r2) }, r2);
              } : (t3) => {
              }, i3 = ci(e2.data);
              if (this.parent[e2.type])
                this.parent[e2.type](e2.sourceMapId, i3, n2);
              else if (this.parent.getWorkerSource) {
                const t3 = e2.type.split(".");
                this.parent.getWorkerSource(e2.sourceMapId, t3[0], i3.source)[t3[1]](i3, n2);
              } else
                n2(new Error(`Could not find function ${e2.type}`));
            }
          }
          remove() {
            this.scheduler.remove(), this.target.removeEventListener("message", this.receive, false);
          }
        }, t.CanonicalTileID = Op, t.Color = ce, t.ColorMode = wf, t.CullFaceMode = Sf, t.DEMData = gf, t.DataConstantProperty = ds, t.DedupedRequest = Ff, t.DepthMode = vf, t.EXTENT = Ya, t.Elevation = class {
          isDataAvailableAtPoint(t2) {
            const e2 = this._source();
            if (!e2 || t2.y < 0 || t2.y > 1)
              return false;
            const r2 = e2.getSource().maxzoom, n2 = 1 << r2, i3 = Math.floor(t2.x), s2 = Math.floor((t2.x - i3) * n2), a2 = Math.floor(t2.y * n2), o2 = this.findDEMTileFor(new Np(r2, i3, r2, s2, a2));
            return !(!o2 || !o2.dem);
          }
          getAtPointOrZero(t2, e2 = 0) {
            return this.getAtPoint(t2, e2) || 0;
          }
          getAtPoint(t2, e2, r2 = true) {
            null == e2 && (e2 = null);
            const n2 = this._source();
            if (!n2)
              return e2;
            if (t2.y < 0 || t2.y > 1)
              return e2;
            const i3 = n2.getSource().maxzoom, s2 = 1 << i3, a2 = Math.floor(t2.x), o2 = t2.x - a2, l2 = new Np(i3, a2, i3, Math.floor(o2 * s2), Math.floor(t2.y * s2)), u2 = this.findDEMTileFor(l2);
            if (!u2 || !u2.dem)
              return e2;
            const c2 = u2.dem, h2 = 1 << u2.tileID.canonical.z, p2 = (o2 * h2 - u2.tileID.canonical.x) * c2.dim, f2 = (t2.y * h2 - u2.tileID.canonical.y) * c2.dim, d2 = Math.floor(p2), y2 = Math.floor(f2);
            return (r2 ? this.exaggeration() : 1) * rr(rr(c2.get(d2, y2), c2.get(d2, y2 + 1), f2 - y2), rr(c2.get(d2 + 1, y2), c2.get(d2 + 1, y2 + 1), f2 - y2), p2 - d2);
          }
          getAtTileOffset(t2, e2, r2) {
            const n2 = 1 << t2.canonical.z;
            return this.getAtPointOrZero(new lo(t2.wrap + (t2.canonical.x + e2 / Ya) / n2, (t2.canonical.y + r2 / Ya) / n2));
          }
          getAtTileOffsetFunc(t2, e2, r2, n2) {
            return (i3) => {
              const s2 = this.getAtTileOffset(t2, i3.x, i3.y), a2 = n2.upVector(t2.canonical, i3.x, i3.y);
              return nl(a2, a2, s2 * n2.upVectorScale(t2.canonical, e2, r2).metersToTile), a2;
            };
          }
          getForTilePoints(t2, e2, r2, n2) {
            const i3 = zf.create(this, t2, n2);
            return !!i3 && (e2.forEach((t3) => {
              t3[2] = this.exaggeration() * i3.getElevationAt(t3[0], t3[1], r2);
            }), true);
          }
          getMinMaxForTile(t2) {
            const e2 = this.findDEMTileFor(t2);
            if (!e2 || !e2.dem)
              return null;
            const r2 = e2.dem.tree, n2 = e2.tileID, i3 = 1 << t2.canonical.z - n2.canonical.z;
            let s2 = t2.canonical.x / i3 - n2.canonical.x, a2 = t2.canonical.y / i3 - n2.canonical.y, o2 = 0;
            for (let e3 = 0; e3 < t2.canonical.z - n2.canonical.z && !r2.leaves[o2]; e3++) {
              s2 *= 2, a2 *= 2;
              const t3 = 2 * Math.floor(a2) + Math.floor(s2);
              o2 = r2.childOffsets[o2] + t3, s2 %= 1, a2 %= 1;
            }
            return { min: this.exaggeration() * r2.minimums[o2], max: this.exaggeration() * r2.maximums[o2] };
          }
          getMinElevationBelowMSL() {
            throw new Error("Pure virtual method called.");
          }
          raycast(t2, e2, r2) {
            throw new Error("Pure virtual method called.");
          }
          pointCoordinate(t2) {
            throw new Error("Pure virtual method called.");
          }
          _source() {
            throw new Error("Pure virtual method called.");
          }
          exaggeration() {
            throw new Error("Pure virtual method called.");
          }
          findDEMTileFor(t2) {
            throw new Error("Pure virtual method called.");
          }
          get visibleDemTiles() {
            throw new Error("Getter must be implemented in subclass.");
          }
        }, t.ErrorEvent = Rt, t.EvaluationParameters = ss, t.Event = Lt, t.Evented = Ut, t.FillExtrusionBucket = $u, t.Frustum = xl, t.GLOBE_RADIUS = wp, t.GlobeSharedBuffers = class {
          constructor(t2) {
            this._createGrid(t2), this._createPoles(t2), this._createAtmosphere(t2);
          }
          destroy() {
            this._poleIndexBuffer.destroy(), this._gridBuffer.destroy(), this._gridIndexBuffer.destroy(), this._poleNorthVertexBuffer.destroy(), this._poleSouthVertexBuffer.destroy();
            for (const t2 of this._poleSegments)
              t2.destroy();
            this._gridSegments.destroy(), this.atmosphereVertexBuffer.destroy(), this.atmosphereIndexBuffer.destroy(), this.atmosphereSegments.destroy(), this._wireframeIndexBuffer && (this._wireframeIndexBuffer.destroy(), this._wireframeSegments.destroy());
          }
          _createGrid(t2) {
            const e2 = new Is(), r2 = new js(), n2 = 65;
            for (let t3 = 0; t3 < n2; t3++)
              for (let r3 = 0; r3 < n2; r3++)
                e2.emplaceBack(r3, t3);
            for (let t3 = 0; t3 < 64; t3++)
              for (let e3 = 0; e3 < 64; e3++) {
                const i3 = t3 * n2 + e3;
                r2.emplaceBack(i3 + 1, i3, i3 + n2), r2.emplaceBack(i3 + n2, i3 + n2 + 1, i3 + 1);
              }
            this._gridBuffer = t2.createVertexBuffer(e2, _p.members), this._gridIndexBuffer = t2.createIndexBuffer(r2, true), this._gridSegments = Ka.simpleSegment(0, 0, 4225, 8192);
          }
          _createPoles(t2) {
            const e2 = new js();
            for (let t3 = 0; t3 <= 64; t3++)
              e2.emplaceBack(0, t3 + 1, t3 + 2);
            this._poleIndexBuffer = t2.createIndexBuffer(e2, true);
            const r2 = new Gs(), n2 = new Gs();
            this._poleSegments = [];
            for (let t3 = 0, e3 = 0; t3 < 5; t3++) {
              const i3 = 1 << t3, s2 = 512 * i3 / Math.PI / 2, a2 = 360 / i3;
              r2.emplaceBack(0, -s2, 0, 0, 0, 0.5, 0), n2.emplaceBack(0, -s2, 0, 0, 0, 0.5, 1);
              for (let t4 = 0; t4 <= 64; t4++) {
                const e4 = t4 / 64, i4 = rr(0, a2, e4), [o2, l2, u2] = Ep(Up, $p, i4, s2);
                r2.emplaceBack(o2, l2, u2, 0, 0, e4, 0), n2.emplaceBack(o2, l2, u2, 0, 0, e4, 1);
              }
              this._poleSegments.push(Ka.simpleSegment(e3, 0, 66, 64)), e3 += 66;
            }
            this._poleNorthVertexBuffer = t2.createVertexBuffer(r2, vp, false), this._poleSouthVertexBuffer = t2.createVertexBuffer(n2, vp, false);
          }
          _createAtmosphere(t2) {
            const e2 = new Zs();
            e2.emplaceBack(-1, 1, 1, 0, 0), e2.emplaceBack(1, 1, 1, 1, 0), e2.emplaceBack(1, -1, 1, 1, 1), e2.emplaceBack(-1, -1, 1, 0, 1);
            const r2 = new js();
            r2.emplaceBack(0, 1, 2), r2.emplaceBack(2, 3, 0), this.atmosphereVertexBuffer = t2.createVertexBuffer(e2, xp.members), this.atmosphereIndexBuffer = t2.createIndexBuffer(r2), this.atmosphereSegments = Ka.simpleSegment(0, 0, 4, 2);
          }
          getGridBuffers() {
            return [this._gridBuffer, this._gridIndexBuffer, this._gridSegments];
          }
          getPoleBuffers(t2) {
            return [this._poleNorthVertexBuffer, this._poleSouthVertexBuffer, this._poleIndexBuffer, this._poleSegments[t2]];
          }
          getWirefameBuffers(t2) {
            if (!this._wireframeSegments) {
              const e2 = new Ks(), r2 = 64, n2 = r2 + 1;
              for (let t3 = 0; t3 < r2; t3++)
                for (let i3 = 0; i3 < r2; i3++) {
                  const r3 = t3 * n2 + i3;
                  e2.emplaceBack(r3, r3 + 1), e2.emplaceBack(r3, r3 + n2), e2.emplaceBack(r3, r3 + n2 + 1);
                }
              this._wireframeIndexBuffer = t2.createIndexBuffer(e2), this._wireframeSegments = Ka.simpleSegment(0, 0, r2 * r2, e2.length);
            }
            return [this._gridBuffer, this._wireframeIndexBuffer, this._wireframeSegments];
          }
        }, t.GlyphManager = Ah, t.ImagePosition = Zc, t.LineAtlas = pp, t.LngLat = Ja, t.LngLatBounds = Ha, t.LocalGlyphMode = wh, t.MAX_MERCATOR_LATITUDE = oo, t.MercatorCoordinate = lo, t.ONE_EM = cc, t.OverscaledTileID = Np, t.Properties = vs, t.RGBAImage = Bl, t.Ray = class {
          constructor(t2, e2) {
            this.pos = t2, this.dir = e2;
          }
          intersectsPlane(t2, e2, r2) {
            const n2 = al(e2, this.dir);
            if (Math.abs(n2) < 1e-6)
              return false;
            const i3 = ((t2[0] - this.pos[0]) * e2[0] + (t2[1] - this.pos[1]) * e2[1] + (t2[2] - this.pos[2]) * e2[2]) / n2;
            return r2[0] = this.pos[0] + this.dir[0] * i3, r2[1] = this.pos[1] + this.dir[1] * i3, r2[2] = this.pos[2] + this.dir[2] * i3, true;
          }
          closestPointOnSphere(t2, e2, r2) {
            if (function(t3, e3) {
              var r3 = t3[0], n3 = t3[1], i4 = t3[2], s3 = e3[0], a3 = e3[1], o3 = e3[2];
              return Math.abs(r3 - s3) <= Ro * Math.max(1, Math.abs(r3), Math.abs(s3)) && Math.abs(n3 - a3) <= Ro * Math.max(1, Math.abs(n3), Math.abs(a3)) && Math.abs(i4 - o3) <= Ro * Math.max(1, Math.abs(i4), Math.abs(o3));
            }(this.pos, t2) || 0 === e2)
              return r2[0] = r2[1] = r2[2] = 0, false;
            const [n2, i3, s2] = this.dir, a2 = this.pos[0] - t2[0], o2 = this.pos[1] - t2[1], l2 = this.pos[2] - t2[2], u2 = n2 * n2 + i3 * i3 + s2 * s2, c2 = 2 * (a2 * n2 + o2 * i3 + l2 * s2), h2 = c2 * c2 - 4 * u2 * (a2 * a2 + o2 * o2 + l2 * l2 - e2 * e2);
            if (h2 < 0) {
              const t3 = Math.max(-c2 / 2, 0), u3 = a2 + n2 * t3, h3 = o2 + i3 * t3, p2 = l2 + s2 * t3, f2 = Math.hypot(u3, h3, p2);
              return r2[0] = u3 * e2 / f2, r2[1] = h3 * e2 / f2, r2[2] = p2 * e2 / f2, false;
            }
            {
              const t3 = (-c2 - Math.sqrt(h2)) / (2 * u2);
              if (t3 < 0) {
                const t4 = Math.hypot(a2, o2, l2);
                return r2[0] = a2 * e2 / t4, r2[1] = o2 * e2 / t4, r2[2] = l2 * e2 / t4, false;
              }
              return r2[0] = a2 + n2 * t3, r2[1] = o2 + i3 * t3, r2[2] = l2 + s2 * t3, true;
            }
          }
        }, t.RequestManager = class {
          constructor(t2, e2, r2) {
            this._transformRequestFn = t2, this._customAccessToken = e2, this._silenceAuthErrors = !!r2, this._createSkuToken();
          }
          _createSkuToken() {
            const t2 = function() {
              let t3 = "";
              for (let e2 = 0; e2 < 10; e2++)
                t3 += "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"[Math.floor(62 * Math.random())];
              return { token: ["1", Q, t3].join(""), tokenExpiresAt: Date.now() + 432e5 };
            }();
            this._skuToken = t2.token, this._skuTokenExpiresAt = t2.tokenExpiresAt;
          }
          _isSkuTokenExpired() {
            return Date.now() > this._skuTokenExpiresAt;
          }
          transformRequest(t2, e2) {
            return this._transformRequestFn && this._transformRequestFn(t2, e2) || { url: t2 };
          }
          normalizeStyleURL(t2, e2) {
            if (!et(t2))
              return t2;
            const r2 = it(t2);
            return r2.path = `/styles/v1${r2.path}`, this._makeAPIURL(r2, this._customAccessToken || e2);
          }
          normalizeGlyphsURL(t2, e2) {
            if (!et(t2))
              return t2;
            const r2 = it(t2);
            return r2.path = `/fonts/v1${r2.path}`, this._makeAPIURL(r2, this._customAccessToken || e2);
          }
          normalizeSourceURL(t2, e2) {
            if (!et(t2))
              return t2;
            const r2 = it(t2);
            return r2.path = `/v4/${r2.authority}.json`, r2.params.push("secure"), this._makeAPIURL(r2, this._customAccessToken || e2);
          }
          normalizeSpriteURL(t2, e2, r2, n2) {
            const i3 = it(t2);
            return et(t2) ? (i3.path = `/styles/v1${i3.path}/sprite${e2}${r2}`, this._makeAPIURL(i3, this._customAccessToken || n2)) : (i3.path += `${e2}${r2}`, st(i3));
          }
          normalizeTileURL(t2, e2, r2) {
            if (this._isSkuTokenExpired() && this._createSkuToken(), t2 && !et(t2))
              return t2;
            const n2 = it(t2);
            n2.path = n2.path.replace(/(\.(png|jpg)\d*)(?=$)/, `${e2 || r2 && "raster" !== n2.authority && 512 === r2 ? "@2x" : ""}${X.supported ? ".webp" : "$1"}`), "raster" === n2.authority ? n2.path = `/${Z.RASTER_URL_PREFIX}${n2.path}` : (n2.path = n2.path.replace(/^.+\/v4\//, "/"), n2.path = `/${Z.TILE_URL_VERSION}${n2.path}`);
            const i3 = this._customAccessToken || function(t3) {
              for (const e3 of t3) {
                const t4 = e3.match(/^access_token=(.*)$/);
                if (t4)
                  return t4[1];
              }
              return null;
            }(n2.params) || Z.ACCESS_TOKEN;
            return Z.REQUIRE_ACCESS_TOKEN && i3 && this._skuToken && n2.params.push(`sku=${this._skuToken}`), this._makeAPIURL(n2, i3);
          }
          canonicalizeTileURL(t2, e2) {
            const r2 = it(t2);
            if (!r2.path.match(/^(\/v4\/|\/raster\/v1\/)/) || !r2.path.match(/\.[\w]+$/))
              return t2;
            let n2 = "mapbox://";
            r2.path.match(/^\/raster\/v1\//) ? n2 += `raster/${r2.path.replace(`/${Z.RASTER_URL_PREFIX}/`, "")}` : n2 += `tiles/${r2.path.replace(`/${Z.TILE_URL_VERSION}/`, "")}`;
            let i3 = r2.params;
            return e2 && (i3 = i3.filter((t3) => !t3.match(/^access_token=/))), i3.length && (n2 += `?${i3.join("&")}`), n2;
          }
          canonicalizeTileset(t2, e2) {
            const r2 = !!e2 && et(e2), n2 = [];
            for (const e3 of t2.tiles || [])
              rt(e3) ? n2.push(this.canonicalizeTileURL(e3, r2)) : n2.push(e3);
            return n2;
          }
          _makeAPIURL(t2, e2) {
            const r2 = "See https://www.mapbox.com/api-documentation/#access-tokens-and-token-scopes", n2 = it(Z.API_URL);
            if (t2.protocol = n2.protocol, t2.authority = n2.authority, "http" === t2.protocol) {
              const e3 = t2.params.indexOf("secure");
              e3 >= 0 && t2.params.splice(e3, 1);
            }
            if ("/" !== n2.path && (t2.path = `${n2.path}${t2.path}`), !Z.REQUIRE_ACCESS_TOKEN)
              return st(t2);
            if (e2 = e2 || Z.ACCESS_TOKEN, !this._silenceAuthErrors) {
              if (!e2)
                throw new Error(`An API access token is required to use Mapbox GL. ${r2}`);
              if ("s" === e2[0])
                throw new Error(`Use a public access token (pk.*) with Mapbox GL, not a secret access token (sk.*). ${r2}`);
            }
            return t2.params = t2.params.filter((t3) => -1 === t3.indexOf("access_token")), t2.params.push(`access_token=${e2 || ""}`), st(t2);
          }
        }, t.ResourceType = At, t.SegmentVector = Ka, t.SourceCache = If, t.StencilMode = _f, t.StructArrayLayout1ui2 = Ys, t.StructArrayLayout2f1f2i16 = Us, t.StructArrayLayout2i4 = Is, t.StructArrayLayout2ui4 = Ks, t.StructArrayLayout3f12 = Vs, t.StructArrayLayout3ui6 = js, t.StructArrayLayout4i8 = Ts, t.Texture = hp, t.Tile = af, t.Transitionable = ls, t.Uniform1f = Sa, t.Uniform1i = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = 0;
          }
          set(t2) {
            this.current !== t2 && (this.current = t2, this.gl.uniform1i(this.location, t2));
          }
        }, t.Uniform2f = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = [0, 0];
          }
          set(t2) {
            t2[0] === this.current[0] && t2[1] === this.current[1] || (this.current = t2, this.gl.uniform2f(this.location, t2[0], t2[1]));
          }
        }, t.Uniform3f = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = [0, 0, 0];
          }
          set(t2) {
            t2[0] === this.current[0] && t2[1] === this.current[1] && t2[2] === this.current[2] || (this.current = t2, this.gl.uniform3f(this.location, t2[0], t2[1], t2[2]));
          }
        }, t.Uniform4f = Ia, t.UniformColor = Ma, t.UniformMatrix2f = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = Ba;
          }
          set(t2) {
            for (let e2 = 0; e2 < 4; e2++)
              if (t2[e2] !== this.current[e2]) {
                this.current = t2, this.gl.uniformMatrix2fv(this.location, false, t2);
                break;
              }
          }
        }, t.UniformMatrix3f = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = za;
          }
          set(t2) {
            for (let e2 = 0; e2 < 9; e2++)
              if (t2[e2] !== this.current[e2]) {
                this.current = t2, this.gl.uniformMatrix3fv(this.location, false, t2);
                break;
              }
          }
        }, t.UniformMatrix4f = class extends ka {
          constructor(t2, e2) {
            super(t2, e2), this.current = Ta;
          }
          set(t2) {
            if (t2[12] !== this.current[12] || t2[0] !== this.current[0])
              return this.current = t2, void this.gl.uniformMatrix4fv(this.location, false, t2);
            for (let e2 = 1; e2 < 16; e2++)
              if (t2[e2] !== this.current[e2]) {
                this.current = t2, this.gl.uniformMatrix4fv(this.location, false, t2);
                break;
              }
          }
        }, t.UnwrappedTileID = qp, t.ValidationError = mn, t.VectorTileWorkerSource = class extends Ut {
          constructor(t2, e2, r2, n2, i3) {
            super(), this.actor = t2, this.layerIndex = e2, this.availableImages = r2, this.loadVectorData = i3 || Lf, this.loading = {}, this.loaded = {}, this.deduped = new Ff(t2.scheduler), this.isSpriteLoaded = n2, this.scheduler = t2.scheduler;
          }
          loadTile(t2, e2) {
            const r2 = t2.uid, n2 = t2 && t2.request, i3 = n2 && n2.collectResourceTiming, s2 = this.loading[r2] = new Pf(t2);
            s2.abort = this.loadVectorData(t2, (a2, o2) => {
              const l2 = !this.loading[r2];
              if (delete this.loading[r2], l2 || a2 || !o2)
                return s2.status = "done", l2 || (this.loaded[r2] = s2), e2(a2);
              const u2 = o2.rawData, c2 = {};
              o2.expires && (c2.expires = o2.expires), o2.cacheControl && (c2.cacheControl = o2.cacheControl), s2.vectorTile = o2.vectorTile || new Du.VectorTile(new wc(u2));
              const h2 = () => {
                s2.parse(s2.vectorTile, this.layerIndex, this.availableImages, this.actor, (t3, r3) => {
                  if (t3 || !r3)
                    return e2(t3);
                  const s3 = {};
                  if (i3) {
                    const t4 = yp(n2);
                    t4.length > 0 && (s3.resourceTiming = JSON.parse(JSON.stringify(t4)));
                  }
                  e2(null, b({ rawTileData: u2.slice(0) }, r3, c2, s3));
                });
              };
              this.isSpriteLoaded ? h2() : this.once("isSpriteLoaded", () => {
                this.scheduler ? this.scheduler.add(h2, { type: "parseTile", isSymbolTile: t2.isSymbolTile, zoom: t2.tileZoom }) : h2();
              }), this.loaded = this.loaded || {}, this.loaded[r2] = s2;
            });
          }
          reloadTile(t2, e2) {
            const r2 = this.loaded, n2 = t2.uid, i3 = this;
            if (r2 && r2[n2]) {
              const s2 = r2[n2];
              s2.showCollisionBoxes = t2.showCollisionBoxes, s2.enableTerrain = !!t2.enableTerrain, s2.projection = t2.projection, s2.tileTransform = Zp(t2.tileID.canonical, t2.projection);
              const a2 = (t3, r3) => {
                const n3 = s2.reloadCallback;
                n3 && (delete s2.reloadCallback, s2.parse(s2.vectorTile, i3.layerIndex, this.availableImages, i3.actor, n3)), e2(t3, r3);
              };
              "parsing" === s2.status ? s2.reloadCallback = a2 : "done" === s2.status && (s2.vectorTile ? s2.parse(s2.vectorTile, this.layerIndex, this.availableImages, this.actor, a2) : a2());
            }
          }
          abortTile(t2, e2) {
            const r2 = t2.uid, n2 = this.loading[r2];
            n2 && (n2.abort && n2.abort(), delete this.loading[r2]), e2();
          }
          removeTile(t2, e2) {
            const r2 = this.loaded, n2 = t2.uid;
            r2 && r2[n2] && delete r2[n2], e2();
          }
        }, t.WritingMode = Kc, t.ZoomHistory = hi, t.add = Jo, t.addDynamicAttributes = Hh, t.adjoint = function(t2, e2) {
          var r2 = e2[0], n2 = e2[1], i3 = e2[2], s2 = e2[3], a2 = e2[4], o2 = e2[5], l2 = e2[6], u2 = e2[7], c2 = e2[8];
          return t2[0] = a2 * c2 - o2 * u2, t2[1] = i3 * u2 - n2 * c2, t2[2] = n2 * o2 - i3 * a2, t2[3] = o2 * l2 - s2 * c2, t2[4] = r2 * c2 - i3 * l2, t2[5] = i3 * s2 - r2 * o2, t2[6] = s2 * u2 - a2 * l2, t2[7] = n2 * l2 - r2 * u2, t2[8] = r2 * a2 - n2 * s2, t2;
        }, t.asyncAll = x, t.bezier = f, t.bindAll = I, t.boundsAttributes = nf, t.bufferConvexPolygon = function(t2, e2) {
          const r2 = [];
          for (let n2 = 0; n2 < t2.length; n2++) {
            const i3 = g(n2 - 1, -1, t2.length - 1), s2 = g(n2 + 1, -1, t2.length - 1), a2 = t2[n2], o2 = t2[s2], l2 = t2[i3].sub(a2).unit(), u2 = o2.sub(a2).unit(), c2 = u2.angleWithSep(l2.x, l2.y), h2 = l2.add(u2).unit().mult(-1 * e2 / Math.sin(c2 / 2));
            r2.push(a2.add(h2));
          }
          return r2;
        }, t.cacheEntryPossiblyAdded = function(t2) {
          wt++, wt > vt && (t2.getActor().send("enforceCacheSizeLimit", xt), wt = 0);
        }, t.calculateGlobeLabelMatrix = function(t2, e2) {
          const { lng: r2, lat: n2 } = t2._center, i3 = Fp(0, 0, t2.worldSize / t2._projectionScaler, r2, n2);
          return Oo(i3, i3, function(t3) {
            const e3 = jo(new Float64Array(16)), r3 = 1 / Pp(t3);
            return qo(e3, e3, t3.min), No(e3, e3, [r3, r3, r3]), e3;
          }(Tp(e2)));
        }, t.calculateGlobeMatrix = Lp, t.calculateGlobeMercatorMatrix = function(t2) {
          const e2 = t2.worldSize, r2 = t2.point, n2 = no(1, t2.center.lat) * e2, i3 = t2.pixelsPerMeter, s2 = e2 / (n2 / t2.pixelsPerMeter), a2 = jo(new Float64Array(16));
          return qo(a2, a2, [r2.x, r2.y, 0]), No(a2, a2, [s2, s2, i3]), Float32Array.from(a2);
        }, t.circumferenceAtLatitude = to, t.clamp = y, t.clearTileCache = function(t2) {
          const e2 = a.caches.delete(yt);
          t2 && e2.catch(t2).then(() => t2());
        }, t.clipLine = xh, t.clone = function(t2) {
          var e2 = new Uo(16);
          return e2[0] = t2[0], e2[1] = t2[1], e2[2] = t2[2], e2[3] = t2[3], e2[4] = t2[4], e2[5] = t2[5], e2[6] = t2[6], e2[7] = t2[7], e2[8] = t2[8], e2[9] = t2[9], e2[10] = t2[10], e2[11] = t2[11], e2[12] = t2[12], e2[13] = t2[13], e2[14] = t2[14], e2[15] = t2[15], e2;
        }, t.clone$1 = B, t.collisionCircleLayout = uc, t.config = Z, t.conjugate = function(t2, e2) {
          return t2[0] = -e2[0], t2[1] = -e2[1], t2[2] = -e2[2], t2[3] = e2[3], t2;
        }, t.create = function() {
          var t2 = new Uo(16);
          return Uo != Float32Array && (t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[4] = 0, t2[6] = 0, t2[7] = 0, t2[8] = 0, t2[9] = 0, t2[11] = 0, t2[12] = 0, t2[13] = 0, t2[14] = 0), t2[0] = 1, t2[5] = 1, t2[10] = 1, t2[15] = 1, t2;
        }, t.create$1 = $o, t.createExpression = cn, t.createLayout = ks, t.createStyleLayer = function(t2) {
          return "custom" === t2.type ? new op(t2) : new cp[t2.type](t2);
        }, t.cross = ol, t.degToRad = u, t.div = function(t2, e2, r2) {
          return t2[0] = e2[0] / r2[0], t2[1] = e2[1] / r2[1], t2[2] = e2[2] / r2[2], t2;
        }, t.dot = al, t.earthRadius = Wa, t.ease = d, t.easeCubicInOut = p, t.emitValidationErrors = ri, t.endsWith = M, t.enforceCacheSizeLimit = function(t2) {
          bt(), mt && mt.then((e2) => {
            e2.keys().then((r2) => {
              for (let n2 = 0; n2 < r2.length - t2; n2++)
                e2.delete(r2[n2]);
            });
          });
        }, t.evaluateSizeForFeature = fc, t.evaluateSizeForZoom = dc, t.evaluateVariableOffset = Lh, t.evented = es, t.exactEquals = function(t2, e2) {
          return t2[0] === e2[0] && t2[1] === e2[1] && t2[2] === e2[2] && t2[3] === e2[3];
        }, t.exactEquals$1 = function(t2, e2) {
          return t2[0] === e2[0] && t2[1] === e2[1] && t2[2] === e2[2];
        }, t.exported = N, t.exported$1 = X, t.extend = b, t.extend$1 = jt, t.filterObject = z, t.fromMat4 = function(t2, e2) {
          return t2[0] = e2[0], t2[1] = e2[1], t2[2] = e2[2], t2[3] = e2[4], t2[4] = e2[5], t2[5] = e2[6], t2[6] = e2[8], t2[7] = e2[9], t2[8] = e2[10], t2;
        }, t.fromQuat = function(t2, e2) {
          var r2 = e2[0], n2 = e2[1], i3 = e2[2], s2 = e2[3], a2 = r2 + r2, o2 = n2 + n2, l2 = i3 + i3, u2 = r2 * a2, c2 = n2 * a2, h2 = n2 * o2, p2 = i3 * a2, f2 = i3 * o2, d2 = i3 * l2, y2 = s2 * a2, m2 = s2 * o2, g2 = s2 * l2;
          return t2[0] = 1 - h2 - d2, t2[1] = c2 + g2, t2[2] = p2 - m2, t2[3] = 0, t2[4] = c2 - g2, t2[5] = 1 - u2 - d2, t2[6] = f2 + y2, t2[7] = 0, t2[8] = p2 + m2, t2[9] = f2 - y2, t2[10] = 1 - u2 - h2, t2[11] = 0, t2[12] = 0, t2[13] = 0, t2[14] = 0, t2[15] = 1, t2;
        }, t.fromRotation = function(t2, e2) {
          var r2 = Math.sin(e2), n2 = Math.cos(e2);
          return t2[0] = n2, t2[1] = r2, t2[2] = 0, t2[3] = -r2, t2[4] = n2, t2[5] = 0, t2[6] = 0, t2[7] = 0, t2[8] = 1, t2;
        }, t.fromScaling = function(t2, e2) {
          return t2[0] = e2[0], t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[4] = 0, t2[5] = e2[1], t2[6] = 0, t2[7] = 0, t2[8] = 0, t2[9] = 0, t2[10] = e2[2], t2[11] = 0, t2[12] = 0, t2[13] = 0, t2[14] = 0, t2[15] = 1, t2;
        }, t.furthestTileCorner = function(t2) {
          const e2 = Math.round((t2 + 45 + 360) % 360 / 90) % 4;
          return h[e2];
        }, t.getAABBPointSquareDist = function(t2, e2, r2) {
          let n2 = 0;
          for (let i3 = 0; i3 < 2; ++i3) {
            const s2 = r2 ? r2[i3] : 0;
            t2[i3] > s2 && (n2 += (t2[i3] - s2) * (t2[i3] - s2)), e2[i3] < s2 && (n2 += (s2 - e2[i3]) * (s2 - e2[i3]));
          }
          return n2;
        }, t.getAnchorAlignment = ah, t.getAnchorJustification = Uh, t.getBounds = function(t2) {
          let e2 = 1 / 0, r2 = 1 / 0, n2 = -1 / 0, s2 = -1 / 0;
          for (const i3 of t2)
            e2 = Math.min(e2, i3.x), r2 = Math.min(r2, i3.y), n2 = Math.max(n2, i3.x), s2 = Math.max(s2, i3.y);
          return { min: new i2(e2, r2), max: new i2(n2, s2) };
        }, t.getColumn = function(t2, e2) {
          return [t2[4 * e2], t2[4 * e2 + 1], t2[4 * e2 + 2], t2[4 * e2 + 3]];
        }, t.getGridMatrix = function(t2, e2) {
          const [r2, n2] = e2, i3 = 0.015625;
          return [0, (n2[1] - r2[1]) * i3, 1 << t2.z, (n2[0] - r2[0]) * i3, 0, t2.y, r2[0], r2[1], i3];
        }, t.getImage = Pt, t.getJSON = function(t2, e2) {
          return It(b(t2, { type: "json" }), e2);
        }, t.getMapSessionAPI = ft, t.getPerformanceMeasurement = yp, t.getProjection = function(t2) {
          const e2 = t2.parallels, r2 = !!e2 && Math.abs(e2[0] + e2[1]) < 0.01;
          switch (t2.name) {
            case "mercator":
              return new $f(t2);
            case "equirectangular":
              return new Kf(t2);
            case "naturalEarth":
              return new Qf(t2);
            case "equalEarth":
              return new Xf(t2);
            case "winkelTripel":
              return new ed(t2);
            case "albers":
              return r2 ? new rd(t2) : new jf(t2);
            case "lambertConformalConic":
              return r2 ? new rd(t2) : new Wf(t2);
          }
          throw new Error(`Invalid projection name: ${t2.name}`);
        }, t.getRTLTextPluginStatus = rs, t.getReferrer = St, t.getTilePoint = function(t2, { x: e2, y: r2 }, n2 = 0) {
          return new i2(((e2 - n2) * t2.scale - t2.x) * Ya, (r2 * t2.scale - t2.y) * Ya);
        }, t.getTileVec3 = function(t2, e2, r2 = 0) {
          return Wo(((e2.x - r2) * t2.scale - t2.x) * Ya, (e2.y * t2.scale - t2.y) * Ya, ao(e2.z, e2.y));
        }, t.getVideo = function(t2, e2) {
          const r2 = a.document.createElement("video");
          r2.muted = true, r2.onloadstart = function() {
            e2(null, r2);
          };
          for (let e3 = 0; e3 < t2.length; e3++) {
            const n2 = a.document.createElement("source");
            Bt(t2[e3]) || (r2.crossOrigin = "Anonymous"), n2.src = t2[e3], r2.appendChild(n2);
          }
          return { cancel: () => {
          } };
        }, t.globeECEFOrigin = function(t2, e2) {
          const r2 = [0, 0, 0];
          return ll(r2, r2, Vp(Tp(e2.canonical))), ll(r2, r2, t2), r2;
        }, t.globePixelsToTileUnits = function(t2, e2) {
          return Ya / (512 * Math.pow(2, t2)) * Pp(Tp(e2));
        }, t.globePoleMatrixForTile = function(t2, e2, r2) {
          const n2 = jo(new Float64Array(16)), i3 = 1 << t2, s2 = 360 * (e2 / i3 - 0.5), a2 = r2.point, o2 = r2.worldSize / (r2.tileSize * i3);
          return qo(n2, n2, [a2.x, a2.y, -r2.worldSize / Math.PI / 2]), No(n2, n2, [o2, o2, o2]), Go(n2, n2, u(-r2._center.lat)), Zo(n2, n2, u(-r2._center.lng + s2)), Float32Array.from(n2);
        }, t.globeTileLatLngCorners = Bp, t.globeToMercatorTransition = function(t2) {
          return m(5, 6, t2);
        }, t.identity = jo, t.identity$1 = ml, t.invert = function(t2, e2) {
          var r2 = e2[0], n2 = e2[1], i3 = e2[2], s2 = e2[3], a2 = e2[4], o2 = e2[5], l2 = e2[6], u2 = e2[7], c2 = e2[8], h2 = e2[9], p2 = e2[10], f2 = e2[11], d2 = e2[12], y2 = e2[13], m2 = e2[14], g2 = e2[15], x2 = r2 * o2 - n2 * a2, v2 = r2 * l2 - i3 * a2, b2 = r2 * u2 - s2 * a2, _2 = n2 * l2 - i3 * o2, w2 = n2 * u2 - s2 * o2, A2 = i3 * u2 - s2 * l2, k2 = c2 * y2 - h2 * d2, S2 = c2 * m2 - p2 * d2, I2 = c2 * g2 - f2 * d2, M2 = h2 * m2 - p2 * y2, T2 = h2 * g2 - f2 * y2, z2 = p2 * g2 - f2 * m2, B2 = x2 * z2 - v2 * T2 + b2 * M2 + _2 * I2 - w2 * S2 + A2 * k2;
          return B2 ? (t2[0] = (o2 * z2 - l2 * T2 + u2 * M2) * (B2 = 1 / B2), t2[1] = (i3 * T2 - n2 * z2 - s2 * M2) * B2, t2[2] = (y2 * A2 - m2 * w2 + g2 * _2) * B2, t2[3] = (p2 * w2 - h2 * A2 - f2 * _2) * B2, t2[4] = (l2 * I2 - a2 * z2 - u2 * S2) * B2, t2[5] = (r2 * z2 - i3 * I2 + s2 * S2) * B2, t2[6] = (m2 * b2 - d2 * A2 - g2 * v2) * B2, t2[7] = (c2 * A2 - p2 * b2 + f2 * v2) * B2, t2[8] = (a2 * T2 - o2 * I2 + u2 * k2) * B2, t2[9] = (n2 * I2 - r2 * T2 - s2 * k2) * B2, t2[10] = (d2 * w2 - y2 * b2 + g2 * x2) * B2, t2[11] = (h2 * b2 - c2 * w2 - f2 * x2) * B2, t2[12] = (o2 * S2 - a2 * M2 - l2 * k2) * B2, t2[13] = (r2 * M2 - n2 * S2 + i3 * k2) * B2, t2[14] = (y2 * v2 - d2 * _2 - m2 * x2) * B2, t2[15] = (c2 * _2 - h2 * v2 + p2 * x2) * B2, t2) : null;
        }, t.isMapAuthenticated = function(t2) {
          return dt.has(t2);
        }, t.isMapboxURL = et, t.isSafariWithAntialiasingBug = function(t2) {
          const e2 = t2.navigator ? t2.navigator.userAgent : null;
          return !!O(t2) && e2 && (e2.match("Version/15.4") || e2.match("Version/15.5") || e2.match(/CPU (OS|iPhone OS) (15_4|15_5) like Mac OS X/));
        }, t.latFromMercatorY = so, t.len = fl, t.length = Ho, t.length$1 = function(t2) {
          return Math.hypot(t2[0], t2[1], t2[2], t2[3]);
        }, t.loadVectorTile = Lf, t.makeRequest = It, t.mercatorXfromLng = eo, t.mercatorYfromLat = ro, t.mercatorZfromAltitude = no, t.mul = Xo, t.mul$1 = pl, t.multiply = function(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = e2[3], o2 = e2[4], l2 = e2[5], u2 = e2[6], c2 = e2[7], h2 = e2[8], p2 = r2[0], f2 = r2[1], d2 = r2[2], y2 = r2[3], m2 = r2[4], g2 = r2[5], x2 = r2[6], v2 = r2[7], b2 = r2[8];
          return t2[0] = p2 * n2 + f2 * a2 + d2 * u2, t2[1] = p2 * i3 + f2 * o2 + d2 * c2, t2[2] = p2 * s2 + f2 * l2 + d2 * h2, t2[3] = y2 * n2 + m2 * a2 + g2 * u2, t2[4] = y2 * i3 + m2 * o2 + g2 * c2, t2[5] = y2 * s2 + m2 * l2 + g2 * h2, t2[6] = x2 * n2 + v2 * a2 + b2 * u2, t2[7] = x2 * i3 + v2 * o2 + b2 * c2, t2[8] = x2 * s2 + v2 * l2 + b2 * h2, t2;
        }, t.multiply$1 = Oo, t.multiply$2 = tl, t.nextPowerOfTwo = k, t.normalize = sl, t.normalize$1 = function(t2, e2) {
          var r2 = e2[0], n2 = e2[1], i3 = e2[2], s2 = e2[3], a2 = r2 * r2 + n2 * n2 + i3 * i3 + s2 * s2;
          return a2 > 0 && (a2 = 1 / Math.sqrt(a2)), t2[0] = r2 * a2, t2[1] = n2 * a2, t2[2] = i3 * a2, t2[3] = s2 * a2, t2;
        }, t.number = rr, t.ortho = function(t2, e2, r2, n2, i3, s2, a2) {
          var o2 = 1 / (e2 - r2), l2 = 1 / (n2 - i3), u2 = 1 / (s2 - a2);
          return t2[0] = -2 * o2, t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[4] = 0, t2[5] = -2 * l2, t2[6] = 0, t2[7] = 0, t2[8] = 0, t2[9] = 0, t2[10] = 2 * u2, t2[11] = 0, t2[12] = (e2 + r2) * o2, t2[13] = (i3 + n2) * l2, t2[14] = (a2 + s2) * u2, t2[15] = 1, t2;
        }, t.pbf = wc, t.perspective = function(t2, e2, r2, n2, i3) {
          var s2, a2 = 1 / Math.tan(e2 / 2);
          return t2[0] = a2 / r2, t2[1] = 0, t2[2] = 0, t2[3] = 0, t2[4] = 0, t2[5] = a2, t2[6] = 0, t2[7] = 0, t2[8] = 0, t2[9] = 0, t2[11] = -1, t2[12] = 0, t2[13] = 0, t2[15] = 0, null != i3 && i3 !== 1 / 0 ? (t2[10] = (i3 + n2) * (s2 = 1 / (n2 - i3)), t2[14] = 2 * i3 * n2 * s2) : (t2[10] = -1, t2[14] = -2 * n2), t2;
        }, t.pick = function(t2, e2) {
          const r2 = {};
          for (let n2 = 0; n2 < e2.length; n2++) {
            const i3 = e2[n2];
            i3 in t2 && (r2[i3] = t2[i3]);
          }
          return r2;
        }, t.plugin = is, t.pointGeometry = i2, t.polygonIntersectsBox = Bo, t.polygonIntersectsPolygon = bo, t.polygonizeBounds = function(t2, e2, r2 = 0, n2 = true) {
          const s2 = new i2(r2, r2), a2 = t2.sub(s2), o2 = e2.add(s2), l2 = [a2, new i2(o2.x, a2.y), o2, new i2(a2.x, o2.y)];
          return n2 && l2.push(a2), l2;
        }, t.posAttributes = _p, t.postMapLoadEvent = ht, t.postTurnstileEvent = ut, t.potpack = Gc, t.prevPowerOfTwo = function(t2) {
          return t2 <= 1 ? 1 : Math.pow(2, Math.floor(Math.log(t2) / Math.LN2));
        }, t.radToDeg = c, t.refProperties = ["type", "source", "source-layer", "minzoom", "maxzoom", "filter", "layout"], t.registerForPluginStateChange = function(t2) {
          return t2({ pluginStatus: Wi, pluginURL: Ji }), es.on("pluginStateChange", t2), t2;
        }, t.removeAuthState = function(t2) {
          dt.delete(t2);
        }, t.renderColorRamp = Cl, t.rotateX = Go, t.rotateX$1 = gl, t.rotateY = Zo, t.rotateZ = function(t2, e2, r2) {
          var n2 = Math.sin(r2), i3 = Math.cos(r2), s2 = e2[0], a2 = e2[1], o2 = e2[2], l2 = e2[3], u2 = e2[4], c2 = e2[5], h2 = e2[6], p2 = e2[7];
          return e2 !== t2 && (t2[8] = e2[8], t2[9] = e2[9], t2[10] = e2[10], t2[11] = e2[11], t2[12] = e2[12], t2[13] = e2[13], t2[14] = e2[14], t2[15] = e2[15]), t2[0] = s2 * i3 + u2 * n2, t2[1] = a2 * i3 + c2 * n2, t2[2] = o2 * i3 + h2 * n2, t2[3] = l2 * i3 + p2 * n2, t2[4] = u2 * i3 - s2 * n2, t2[5] = c2 * i3 - a2 * n2, t2[6] = h2 * i3 - o2 * n2, t2[7] = p2 * i3 - l2 * n2, t2;
        }, t.rotateZ$1 = function(t2, e2, r2) {
          r2 *= 0.5;
          var n2 = e2[0], i3 = e2[1], s2 = e2[2], a2 = e2[3], o2 = Math.sin(r2), l2 = Math.cos(r2);
          return t2[0] = n2 * l2 + i3 * o2, t2[1] = i3 * l2 - n2 * o2, t2[2] = s2 * l2 + a2 * o2, t2[3] = a2 * l2 - s2 * o2, t2;
        }, t.scale = No, t.scale$1 = function(t2, e2, r2) {
          return t2[0] = e2[0] * r2, t2[1] = e2[1] * r2, t2[2] = e2[2] * r2, t2[3] = e2[3] * r2, t2;
        }, t.scale$2 = nl, t.scaleAndAdd = il, t.setCacheLimits = function(t2, e2) {
          xt = t2, vt = e2;
        }, t.setColumn = function(t2, e2, r2) {
          t2[4 * e2 + 0] = r2[0], t2[4 * e2 + 1] = r2[1], t2[4 * e2 + 2] = r2[2], t2[4 * e2 + 3] = r2[3];
        }, t.setRTLTextPlugin = function(t2, e2, r2 = false) {
          if (Wi === Xi || Wi === Ki || Wi === Yi)
            throw new Error("setRTLTextPlugin cannot be called multiple times.");
          Ji = N.resolveURL(t2), Wi = Xi, Hi = e2, ts(), r2 || ns();
        }, t.smoothstep = m, t.spec = $t, t.storeAuthState = function(t2, e2) {
          e2 ? dt.add(t2) : dt.delete(t2);
        }, t.sub = hl, t.subtract = Qo, t.symbolSize = yc, t.tileAABB = function(t2, e2, r2, n2, i3, s2, a2, o2, l2) {
          if ("globe" === l2.name)
            return zp(t2, e2, new Op(r2, n2, i3));
          const u2 = Zp({ z: r2, x: n2, y: i3 }, l2);
          return new vl([(s2 + u2.x / u2.scale) * e2, e2 * (u2.y / u2.scale), a2], [(s2 + u2.x2 / u2.scale) * e2, e2 * (u2.y2 / u2.scale), o2]);
        }, t.tileTransform = Zp, t.transformMat3 = function(t2, e2, r2) {
          var n2 = e2[0], i3 = e2[1], s2 = e2[2];
          return t2[0] = n2 * r2[0] + i3 * r2[3] + s2 * r2[6], t2[1] = n2 * r2[1] + i3 * r2[4] + s2 * r2[7], t2[2] = n2 * r2[2] + i3 * r2[5] + s2 * r2[8], t2;
        }, t.transformMat4 = ll, t.transformMat4$1 = dl, t.transformQuat = ul, t.translate = qo, t.transpose = function(t2, e2) {
          if (t2 === e2) {
            var r2 = e2[1], n2 = e2[2], i3 = e2[5];
            t2[1] = e2[3], t2[2] = e2[6], t2[3] = r2, t2[5] = e2[7], t2[6] = n2, t2[7] = i3;
          } else
            t2[0] = e2[0], t2[1] = e2[3], t2[2] = e2[6], t2[3] = e2[1], t2[4] = e2[4], t2[5] = e2[7], t2[6] = e2[2], t2[7] = e2[5], t2[8] = e2[8];
          return t2;
        }, t.triggerPluginCompletionEvent = Qi, t.uniqueId = w, t.validateCustomStyleLayer = function(t2) {
          const e2 = [], r2 = t2.id;
          return void 0 === r2 && e2.push({ message: `layers.${r2}: missing required property "id"` }), void 0 === t2.render && e2.push({ message: `layers.${r2}: missing required method "render"` }), t2.renderingMode && "2d" !== t2.renderingMode && "3d" !== t2.renderingMode && e2.push({ message: `layers.${r2}: property "renderingMode" must be either "2d" or "3d"` }), e2;
        }, t.validateFilter = (t2) => ei(Ln(t2)), t.validateFog = (t2) => ei(Kn(t2)), t.validateLayer = (t2) => ei(On(t2)), t.validateLight = (t2) => ei(Zn(t2)), t.validateSource = (t2) => ei(Gn(t2)), t.validateStyle = Jn, t.validateTerrain = (t2) => ei(Xn(t2)), t.values = v, t.vectorTile = Du, t.version = e, t.warnOnce = C, t.window = a, t.wrap = g;
      });
      define(["./shared"], function(e) {
        function t(e2) {
          if ("number" == typeof e2 || "boolean" == typeof e2 || "string" == typeof e2 || null == e2)
            return JSON.stringify(e2);
          if (Array.isArray(e2)) {
            let r3 = "[";
            for (const o2 of e2)
              r3 += `${t(o2)},`;
            return `${r3}]`;
          }
          let r2 = "{";
          for (const o2 of Object.keys(e2).sort())
            r2 += `${o2}:${t(e2[o2])},`;
          return `${r2}}`;
        }
        function r(r2) {
          let o2 = "";
          for (const n2 of e.refProperties)
            o2 += `/${t(r2[n2])}`;
          return o2;
        }
        class o {
          constructor(e2) {
            this.keyCache = {}, e2 && this.replace(e2);
          }
          replace(e2) {
            this._layerConfigs = {}, this._layers = {}, this.update(e2, []);
          }
          update(t2, o2) {
            for (const r2 of t2)
              this._layerConfigs[r2.id] = r2, (this._layers[r2.id] = e.createStyleLayer(r2)).compileFilter(), this.keyCache[r2.id] && delete this.keyCache[r2.id];
            for (const e2 of o2)
              delete this.keyCache[e2], delete this._layerConfigs[e2], delete this._layers[e2];
            this.familiesBySource = {};
            const n2 = function(e2, t3) {
              const o3 = {};
              for (let n4 = 0; n4 < e2.length; n4++) {
                const i3 = t3 && t3[e2[n4].id] || r(e2[n4]);
                t3 && (t3[e2[n4].id] = i3);
                let s2 = o3[i3];
                s2 || (s2 = o3[i3] = []), s2.push(e2[n4]);
              }
              const n3 = [];
              for (const e3 in o3)
                n3.push(o3[e3]);
              return n3;
            }(e.values(this._layerConfigs), this.keyCache);
            for (const e2 of n2) {
              const t3 = e2.map((e3) => this._layers[e3.id]), r2 = t3[0];
              if ("none" === r2.visibility)
                continue;
              const o3 = r2.source || "";
              let n3 = this.familiesBySource[o3];
              n3 || (n3 = this.familiesBySource[o3] = {});
              const i3 = r2.sourceLayer || "_geojsonTileLayer";
              let s2 = n3[i3];
              s2 || (s2 = n3[i3] = []), s2.push(t3);
            }
          }
        }
        class n {
          loadTile(t2, r2) {
            const { uid: o2, encoding: n2, rawImageData: i3, padding: s2, buildQuadTree: a2 } = t2, l2 = e.window.ImageBitmap && i3 instanceof e.window.ImageBitmap ? this.getImageData(i3, s2) : i3;
            r2(null, new e.DEMData(o2, l2, n2, s2 < 1, a2));
          }
          getImageData(e2, t2) {
            this.offscreenCanvas && this.offscreenCanvasContext || (this.offscreenCanvas = new OffscreenCanvas(e2.width, e2.height), this.offscreenCanvasContext = this.offscreenCanvas.getContext("2d")), this.offscreenCanvas.width = e2.width, this.offscreenCanvas.height = e2.height, this.offscreenCanvasContext.drawImage(e2, 0, 0, e2.width, e2.height);
            const r2 = this.offscreenCanvasContext.getImageData(-t2, -t2, e2.width + 2 * t2, e2.height + 2 * t2);
            return this.offscreenCanvasContext.clearRect(0, 0, this.offscreenCanvas.width, this.offscreenCanvas.height), r2;
          }
        }
        var i2 = function e2(t2, r2) {
          var o2, n2 = t2 && t2.type;
          if ("FeatureCollection" === n2)
            for (o2 = 0; o2 < t2.features.length; o2++)
              e2(t2.features[o2], r2);
          else if ("GeometryCollection" === n2)
            for (o2 = 0; o2 < t2.geometries.length; o2++)
              e2(t2.geometries[o2], r2);
          else if ("Feature" === n2)
            e2(t2.geometry, r2);
          else if ("Polygon" === n2)
            s(t2.coordinates, r2);
          else if ("MultiPolygon" === n2)
            for (o2 = 0; o2 < t2.coordinates.length; o2++)
              s(t2.coordinates[o2], r2);
          return t2;
        };
        function s(e2, t2) {
          if (0 !== e2.length) {
            a(e2[0], t2);
            for (var r2 = 1; r2 < e2.length; r2++)
              a(e2[r2], !t2);
          }
        }
        function a(e2, t2) {
          for (var r2 = 0, o2 = 0, n2 = 0, i3 = e2.length, s2 = i3 - 1; n2 < i3; s2 = n2++) {
            var a2 = (e2[n2][0] - e2[s2][0]) * (e2[s2][1] + e2[n2][1]), l2 = r2 + a2;
            o2 += Math.abs(r2) >= Math.abs(a2) ? r2 - l2 + a2 : a2 - l2 + r2, r2 = l2;
          }
          r2 + o2 >= 0 != !!t2 && e2.reverse();
        }
        const l = e.vectorTile.VectorTileFeature.prototype.toGeoJSON;
        class u {
          constructor(t2) {
            this._feature = t2, this.extent = e.EXTENT, this.type = t2.type, this.properties = t2.tags, "id" in t2 && !isNaN(t2.id) && (this.id = parseInt(t2.id, 10));
          }
          loadGeometry() {
            if (1 === this._feature.type) {
              const t2 = [];
              for (const r2 of this._feature.geometry)
                t2.push([new e.pointGeometry(r2[0], r2[1])]);
              return t2;
            }
            {
              const t2 = [];
              for (const r2 of this._feature.geometry) {
                const o2 = [];
                for (const t3 of r2)
                  o2.push(new e.pointGeometry(t3[0], t3[1]));
                t2.push(o2);
              }
              return t2;
            }
          }
          toGeoJSON(e2, t2, r2) {
            return l.call(this, e2, t2, r2);
          }
        }
        class h {
          constructor(t2) {
            this.layers = { _geojsonTileLayer: this }, this.name = "_geojsonTileLayer", this.extent = e.EXTENT, this.length = t2.length, this._features = t2;
          }
          feature(e2) {
            return new u(this._features[e2]);
          }
        }
        var c = e.vectorTile.VectorTileFeature, f = p;
        function p(e2, t2) {
          this.options = t2 || {}, this.features = e2, this.length = e2.length;
        }
        function g(e2, t2) {
          this.id = "number" == typeof e2.id ? e2.id : void 0, this.type = e2.type, this.rawGeometry = 1 === e2.type ? [e2.geometry] : e2.geometry, this.properties = e2.tags, this.extent = t2 || 4096;
        }
        p.prototype.feature = function(e2) {
          return new g(this.features[e2], this.options.extent);
        }, g.prototype.loadGeometry = function() {
          var t2 = this.rawGeometry;
          this.geometry = [];
          for (var r2 = 0; r2 < t2.length; r2++) {
            for (var o2 = t2[r2], n2 = [], i3 = 0; i3 < o2.length; i3++)
              n2.push(new e.pointGeometry(o2[i3][0], o2[i3][1]));
            this.geometry.push(n2);
          }
          return this.geometry;
        }, g.prototype.bbox = function() {
          this.geometry || this.loadGeometry();
          for (var e2 = this.geometry, t2 = 1 / 0, r2 = -1 / 0, o2 = 1 / 0, n2 = -1 / 0, i3 = 0; i3 < e2.length; i3++)
            for (var s2 = e2[i3], a2 = 0; a2 < s2.length; a2++) {
              var l2 = s2[a2];
              t2 = Math.min(t2, l2.x), r2 = Math.max(r2, l2.x), o2 = Math.min(o2, l2.y), n2 = Math.max(n2, l2.y);
            }
          return [t2, o2, r2, n2];
        }, g.prototype.toGeoJSON = c.prototype.toGeoJSON;
        var d = y, m = f;
        function y(t2) {
          var r2 = new e.pbf();
          return function(e2, t3) {
            for (var r3 in e2.layers)
              t3.writeMessage(3, v, e2.layers[r3]);
          }(t2, r2), r2.finish();
        }
        function v(e2, t2) {
          var r2;
          t2.writeVarintField(15, e2.version || 1), t2.writeStringField(1, e2.name || ""), t2.writeVarintField(5, e2.extent || 4096);
          var o2 = { keys: [], values: [], keycache: {}, valuecache: {} };
          for (r2 = 0; r2 < e2.length; r2++)
            o2.feature = e2.feature(r2), t2.writeMessage(2, x, o2);
          var n2 = o2.keys;
          for (r2 = 0; r2 < n2.length; r2++)
            t2.writeStringField(3, n2[r2]);
          var i3 = o2.values;
          for (r2 = 0; r2 < i3.length; r2++)
            t2.writeMessage(4, b, i3[r2]);
        }
        function x(e2, t2) {
          var r2 = e2.feature;
          void 0 !== r2.id && t2.writeVarintField(1, r2.id), t2.writeMessage(2, w, e2), t2.writeVarintField(3, r2.type), t2.writeMessage(4, P, r2);
        }
        function w(e2, t2) {
          var r2 = e2.feature, o2 = e2.keys, n2 = e2.values, i3 = e2.keycache, s2 = e2.valuecache;
          for (var a2 in r2.properties) {
            var l2 = r2.properties[a2], u2 = i3[a2];
            if (null !== l2) {
              void 0 === u2 && (o2.push(a2), i3[a2] = u2 = o2.length - 1), t2.writeVarint(u2);
              var h2 = typeof l2;
              "string" !== h2 && "boolean" !== h2 && "number" !== h2 && (l2 = JSON.stringify(l2));
              var c2 = h2 + ":" + l2, f2 = s2[c2];
              void 0 === f2 && (n2.push(l2), s2[c2] = f2 = n2.length - 1), t2.writeVarint(f2);
            }
          }
        }
        function S(e2, t2) {
          return (t2 << 3) + (7 & e2);
        }
        function M(e2) {
          return e2 << 1 ^ e2 >> 31;
        }
        function P(e2, t2) {
          for (var r2 = e2.loadGeometry(), o2 = e2.type, n2 = 0, i3 = 0, s2 = r2.length, a2 = 0; a2 < s2; a2++) {
            var l2 = r2[a2], u2 = 1;
            1 === o2 && (u2 = l2.length), t2.writeVarint(S(1, u2));
            for (var h2 = 3 === o2 ? l2.length - 1 : l2.length, c2 = 0; c2 < h2; c2++) {
              1 === c2 && 1 !== o2 && t2.writeVarint(S(2, h2 - 1));
              var f2 = l2[c2].x - n2, p2 = l2[c2].y - i3;
              t2.writeVarint(M(f2)), t2.writeVarint(M(p2)), n2 += f2, i3 += p2;
            }
            3 === o2 && t2.writeVarint(S(7, 1));
          }
        }
        function b(e2, t2) {
          var r2 = typeof e2;
          "string" === r2 ? t2.writeStringField(1, e2) : "boolean" === r2 ? t2.writeBooleanField(7, e2) : "number" === r2 && (e2 % 1 != 0 ? t2.writeDoubleField(3, e2) : e2 < 0 ? t2.writeSVarintField(6, e2) : t2.writeVarintField(5, e2));
        }
        function T(e2, t2, r2, o2, n2, i3) {
          if (n2 - o2 <= r2)
            return;
          const s2 = o2 + n2 >> 1;
          k(e2, t2, s2, o2, n2, i3 % 2), T(e2, t2, r2, o2, s2 - 1, i3 + 1), T(e2, t2, r2, s2 + 1, n2, i3 + 1);
        }
        function k(e2, t2, r2, o2, n2, i3) {
          for (; n2 > o2; ) {
            if (n2 - o2 > 600) {
              const s3 = n2 - o2 + 1, a3 = r2 - o2 + 1, l3 = Math.log(s3), u2 = 0.5 * Math.exp(2 * l3 / 3), h2 = 0.5 * Math.sqrt(l3 * u2 * (s3 - u2) / s3) * (a3 - s3 / 2 < 0 ? -1 : 1);
              k(e2, t2, r2, Math.max(o2, Math.floor(r2 - a3 * u2 / s3 + h2)), Math.min(n2, Math.floor(r2 + (s3 - a3) * u2 / s3 + h2)), i3);
            }
            const s2 = t2[2 * r2 + i3];
            let a2 = o2, l2 = n2;
            for (I(e2, t2, o2, r2), t2[2 * n2 + i3] > s2 && I(e2, t2, o2, n2); a2 < l2; ) {
              for (I(e2, t2, a2, l2), a2++, l2--; t2[2 * a2 + i3] < s2; )
                a2++;
              for (; t2[2 * l2 + i3] > s2; )
                l2--;
            }
            t2[2 * o2 + i3] === s2 ? I(e2, t2, o2, l2) : (l2++, I(e2, t2, l2, n2)), l2 <= r2 && (o2 = l2 + 1), r2 <= l2 && (n2 = l2 - 1);
          }
        }
        function I(e2, t2, r2, o2) {
          _(e2, r2, o2), _(t2, 2 * r2, 2 * o2), _(t2, 2 * r2 + 1, 2 * o2 + 1);
        }
        function _(e2, t2, r2) {
          const o2 = e2[t2];
          e2[t2] = e2[r2], e2[r2] = o2;
        }
        function L(e2, t2, r2, o2) {
          const n2 = e2 - r2, i3 = t2 - o2;
          return n2 * n2 + i3 * i3;
        }
        d.fromVectorTileJs = y, d.fromGeojsonVt = function(e2, t2) {
          t2 = t2 || {};
          var r2 = {};
          for (var o2 in e2)
            r2[o2] = new f(e2[o2].features, t2), r2[o2].name = o2, r2[o2].version = t2.version, r2[o2].extent = t2.extent;
          return y({ layers: r2 });
        }, d.GeoJSONWrapper = m;
        const C = (e2) => e2[0], O = (e2) => e2[1];
        class z {
          constructor(e2, t2 = C, r2 = O, o2 = 64, n2 = Float64Array) {
            this.nodeSize = o2, this.points = e2;
            const i3 = e2.length < 65536 ? Uint16Array : Uint32Array, s2 = this.ids = new i3(e2.length), a2 = this.coords = new n2(2 * e2.length);
            for (let o3 = 0; o3 < e2.length; o3++)
              s2[o3] = o3, a2[2 * o3] = t2(e2[o3]), a2[2 * o3 + 1] = r2(e2[o3]);
            T(s2, a2, o2, 0, s2.length - 1, 0);
          }
          range(e2, t2, r2, o2) {
            return function(e3, t3, r3, o3, n2, i3, s2) {
              const a2 = [0, e3.length - 1, 0], l2 = [];
              let u2, h2;
              for (; a2.length; ) {
                const c2 = a2.pop(), f2 = a2.pop(), p2 = a2.pop();
                if (f2 - p2 <= s2) {
                  for (let s3 = p2; s3 <= f2; s3++)
                    u2 = t3[2 * s3], h2 = t3[2 * s3 + 1], u2 >= r3 && u2 <= n2 && h2 >= o3 && h2 <= i3 && l2.push(e3[s3]);
                  continue;
                }
                const g2 = Math.floor((p2 + f2) / 2);
                u2 = t3[2 * g2], h2 = t3[2 * g2 + 1], u2 >= r3 && u2 <= n2 && h2 >= o3 && h2 <= i3 && l2.push(e3[g2]);
                const d2 = (c2 + 1) % 2;
                (0 === c2 ? r3 <= u2 : o3 <= h2) && (a2.push(p2), a2.push(g2 - 1), a2.push(d2)), (0 === c2 ? n2 >= u2 : i3 >= h2) && (a2.push(g2 + 1), a2.push(f2), a2.push(d2));
              }
              return l2;
            }(this.ids, this.coords, e2, t2, r2, o2, this.nodeSize);
          }
          within(e2, t2, r2) {
            return function(e3, t3, r3, o2, n2, i3) {
              const s2 = [0, e3.length - 1, 0], a2 = [], l2 = n2 * n2;
              for (; s2.length; ) {
                const u2 = s2.pop(), h2 = s2.pop(), c2 = s2.pop();
                if (h2 - c2 <= i3) {
                  for (let n3 = c2; n3 <= h2; n3++)
                    L(t3[2 * n3], t3[2 * n3 + 1], r3, o2) <= l2 && a2.push(e3[n3]);
                  continue;
                }
                const f2 = Math.floor((c2 + h2) / 2), p2 = t3[2 * f2], g2 = t3[2 * f2 + 1];
                L(p2, g2, r3, o2) <= l2 && a2.push(e3[f2]);
                const d2 = (u2 + 1) % 2;
                (0 === u2 ? r3 - n2 <= p2 : o2 - n2 <= g2) && (s2.push(c2), s2.push(f2 - 1), s2.push(d2)), (0 === u2 ? r3 + n2 >= p2 : o2 + n2 >= g2) && (s2.push(f2 + 1), s2.push(h2), s2.push(d2));
              }
              return a2;
            }(this.ids, this.coords, e2, t2, r2, this.nodeSize);
          }
        }
        const E = { minZoom: 0, maxZoom: 16, minPoints: 2, radius: 40, extent: 512, nodeSize: 64, log: false, generateId: false, reduce: null, map: (e2) => e2 }, F = Math.fround || (N = new Float32Array(1), (e2) => (N[0] = +e2, N[0]));
        var N;
        class j {
          constructor(e2) {
            this.options = A(Object.create(E), e2), this.trees = new Array(this.options.maxZoom + 1);
          }
          load(e2) {
            const { log: t2, minZoom: r2, maxZoom: o2, nodeSize: n2 } = this.options;
            t2 && console.time("total time");
            const i3 = `prepare ${e2.length} points`;
            t2 && console.time(i3), this.points = e2;
            let s2 = [];
            for (let t3 = 0; t3 < e2.length; t3++)
              e2[t3].geometry && s2.push(G(e2[t3], t3));
            this.trees[o2 + 1] = new z(s2, D, $, n2, Float32Array), t2 && console.timeEnd(i3);
            for (let e3 = o2; e3 >= r2; e3--) {
              const r3 = +Date.now();
              s2 = this._cluster(s2, e3), this.trees[e3] = new z(s2, D, $, n2, Float32Array), t2 && console.log("z%d: %d clusters in %dms", e3, s2.length, +Date.now() - r3);
            }
            return t2 && console.timeEnd("total time"), this;
          }
          getClusters(e2, t2) {
            let r2 = ((e2[0] + 180) % 360 + 360) % 360 - 180;
            const o2 = Math.max(-90, Math.min(90, e2[1]));
            let n2 = 180 === e2[2] ? 180 : ((e2[2] + 180) % 360 + 360) % 360 - 180;
            const i3 = Math.max(-90, Math.min(90, e2[3]));
            if (e2[2] - e2[0] >= 360)
              r2 = -180, n2 = 180;
            else if (r2 > n2) {
              const e3 = this.getClusters([r2, o2, 180, i3], t2), s3 = this.getClusters([-180, o2, n2, i3], t2);
              return e3.concat(s3);
            }
            const s2 = this.trees[this._limitZoom(t2)], a2 = s2.range(Y(r2), X(i3), Y(n2), X(o2)), l2 = [];
            for (const e3 of a2) {
              const t3 = s2.points[e3];
              l2.push(t3.numPoints ? J(t3) : this.points[t3.index]);
            }
            return l2;
          }
          getChildren(e2) {
            const t2 = this._getOriginId(e2), r2 = this._getOriginZoom(e2), o2 = "No cluster with the specified id.", n2 = this.trees[r2];
            if (!n2)
              throw new Error(o2);
            const i3 = n2.points[t2];
            if (!i3)
              throw new Error(o2);
            const s2 = this.options.radius / (this.options.extent * Math.pow(2, r2 - 1)), a2 = n2.within(i3.x, i3.y, s2), l2 = [];
            for (const t3 of a2) {
              const r3 = n2.points[t3];
              r3.parentId === e2 && l2.push(r3.numPoints ? J(r3) : this.points[r3.index]);
            }
            if (0 === l2.length)
              throw new Error(o2);
            return l2;
          }
          getLeaves(e2, t2, r2) {
            const o2 = [];
            return this._appendLeaves(o2, e2, t2 = t2 || 10, r2 = r2 || 0, 0), o2;
          }
          getTile(e2, t2, r2) {
            const o2 = this.trees[this._limitZoom(e2)], n2 = Math.pow(2, e2), { extent: i3, radius: s2 } = this.options, a2 = s2 / i3, l2 = (r2 - a2) / n2, u2 = (r2 + 1 + a2) / n2, h2 = { features: [] };
            return this._addTileFeatures(o2.range((t2 - a2) / n2, l2, (t2 + 1 + a2) / n2, u2), o2.points, t2, r2, n2, h2), 0 === t2 && this._addTileFeatures(o2.range(1 - a2 / n2, l2, 1, u2), o2.points, n2, r2, n2, h2), t2 === n2 - 1 && this._addTileFeatures(o2.range(0, l2, a2 / n2, u2), o2.points, -1, r2, n2, h2), h2.features.length ? h2 : null;
          }
          getClusterExpansionZoom(e2) {
            let t2 = this._getOriginZoom(e2) - 1;
            for (; t2 <= this.options.maxZoom; ) {
              const r2 = this.getChildren(e2);
              if (t2++, 1 !== r2.length)
                break;
              e2 = r2[0].properties.cluster_id;
            }
            return t2;
          }
          _appendLeaves(e2, t2, r2, o2, n2) {
            const i3 = this.getChildren(t2);
            for (const t3 of i3) {
              const i4 = t3.properties;
              if (i4 && i4.cluster ? n2 + i4.point_count <= o2 ? n2 += i4.point_count : n2 = this._appendLeaves(e2, i4.cluster_id, r2, o2, n2) : n2 < o2 ? n2++ : e2.push(t3), e2.length === r2)
                break;
            }
            return n2;
          }
          _addTileFeatures(e2, t2, r2, o2, n2, i3) {
            for (const s2 of e2) {
              const e3 = t2[s2], a2 = e3.numPoints;
              let l2, u2, h2;
              if (a2)
                l2 = W(e3), u2 = e3.x, h2 = e3.y;
              else {
                const t3 = this.points[e3.index];
                l2 = t3.properties, u2 = Y(t3.geometry.coordinates[0]), h2 = X(t3.geometry.coordinates[1]);
              }
              const c2 = { type: 1, geometry: [[Math.round(this.options.extent * (u2 * n2 - r2)), Math.round(this.options.extent * (h2 * n2 - o2))]], tags: l2 };
              let f2;
              a2 ? f2 = e3.id : this.options.generateId ? f2 = e3.index : this.points[e3.index].id && (f2 = this.points[e3.index].id), void 0 !== f2 && (c2.id = f2), i3.features.push(c2);
            }
          }
          _limitZoom(e2) {
            return Math.max(this.options.minZoom, Math.min(+e2, this.options.maxZoom + 1));
          }
          _cluster(e2, t2) {
            const r2 = [], { radius: o2, extent: n2, reduce: i3, minPoints: s2 } = this.options, a2 = o2 / (n2 * Math.pow(2, t2));
            for (let o3 = 0; o3 < e2.length; o3++) {
              const n3 = e2[o3];
              if (n3.zoom <= t2)
                continue;
              n3.zoom = t2;
              const l2 = this.trees[t2 + 1], u2 = l2.within(n3.x, n3.y, a2), h2 = n3.numPoints || 1;
              let c2 = h2;
              for (const e3 of u2) {
                const r3 = l2.points[e3];
                r3.zoom > t2 && (c2 += r3.numPoints || 1);
              }
              if (c2 > h2 && c2 >= s2) {
                let e3 = n3.x * h2, s3 = n3.y * h2, a3 = i3 && h2 > 1 ? this._map(n3, true) : null;
                const f2 = (o3 << 5) + (t2 + 1) + this.points.length;
                for (const r3 of u2) {
                  const o4 = l2.points[r3];
                  if (o4.zoom <= t2)
                    continue;
                  o4.zoom = t2;
                  const u3 = o4.numPoints || 1;
                  e3 += o4.x * u3, s3 += o4.y * u3, o4.parentId = f2, i3 && (a3 || (a3 = this._map(n3, true)), i3(a3, this._map(o4)));
                }
                n3.parentId = f2, r2.push(Z(e3 / c2, s3 / c2, f2, c2, a3));
              } else if (r2.push(n3), c2 > 1)
                for (const e3 of u2) {
                  const o4 = l2.points[e3];
                  o4.zoom <= t2 || (o4.zoom = t2, r2.push(o4));
                }
            }
            return r2;
          }
          _getOriginId(e2) {
            return e2 - this.points.length >> 5;
          }
          _getOriginZoom(e2) {
            return (e2 - this.points.length) % 32;
          }
          _map(e2, t2) {
            if (e2.numPoints)
              return t2 ? A({}, e2.properties) : e2.properties;
            const r2 = this.points[e2.index].properties, o2 = this.options.map(r2);
            return t2 && o2 === r2 ? A({}, o2) : o2;
          }
        }
        function Z(e2, t2, r2, o2, n2) {
          return { x: F(e2), y: F(t2), zoom: 1 / 0, id: r2, parentId: -1, numPoints: o2, properties: n2 };
        }
        function G(e2, t2) {
          const [r2, o2] = e2.geometry.coordinates;
          return { x: F(Y(r2)), y: F(X(o2)), zoom: 1 / 0, index: t2, parentId: -1 };
        }
        function J(e2) {
          return { type: "Feature", id: e2.id, properties: W(e2), geometry: { type: "Point", coordinates: [(t2 = e2.x, 360 * (t2 - 0.5)), V(e2.y)] } };
          var t2;
        }
        function W(e2) {
          const t2 = e2.numPoints, r2 = t2 >= 1e4 ? `${Math.round(t2 / 1e3)}k` : t2 >= 1e3 ? Math.round(t2 / 100) / 10 + "k" : t2;
          return A(A({}, e2.properties), { cluster: true, cluster_id: e2.id, point_count: t2, point_count_abbreviated: r2 });
        }
        function Y(e2) {
          return e2 / 360 + 0.5;
        }
        function X(e2) {
          const t2 = Math.sin(e2 * Math.PI / 180), r2 = 0.5 - 0.25 * Math.log((1 + t2) / (1 - t2)) / Math.PI;
          return r2 < 0 ? 0 : r2 > 1 ? 1 : r2;
        }
        function V(e2) {
          const t2 = (180 - 360 * e2) * Math.PI / 180;
          return 360 * Math.atan(Math.exp(t2)) / Math.PI - 90;
        }
        function A(e2, t2) {
          for (const r2 in t2)
            e2[r2] = t2[r2];
          return e2;
        }
        function D(e2) {
          return e2.x;
        }
        function $(e2) {
          return e2.y;
        }
        function B(e2, t2, r2, o2) {
          for (var n2, i3 = o2, s2 = r2 - t2 >> 1, a2 = r2 - t2, l2 = e2[t2], u2 = e2[t2 + 1], h2 = e2[r2], c2 = e2[r2 + 1], f2 = t2 + 3; f2 < r2; f2 += 3) {
            var p2 = R(e2[f2], e2[f2 + 1], l2, u2, h2, c2);
            if (p2 > i3)
              n2 = f2, i3 = p2;
            else if (p2 === i3) {
              var g2 = Math.abs(f2 - s2);
              g2 < a2 && (n2 = f2, a2 = g2);
            }
          }
          i3 > o2 && (n2 - t2 > 3 && B(e2, t2, n2, o2), e2[n2 + 2] = i3, r2 - n2 > 3 && B(e2, n2, r2, o2));
        }
        function R(e2, t2, r2, o2, n2, i3) {
          var s2 = n2 - r2, a2 = i3 - o2;
          if (0 !== s2 || 0 !== a2) {
            var l2 = ((e2 - r2) * s2 + (t2 - o2) * a2) / (s2 * s2 + a2 * a2);
            l2 > 1 ? (r2 = n2, o2 = i3) : l2 > 0 && (r2 += s2 * l2, o2 += a2 * l2);
          }
          return (s2 = e2 - r2) * s2 + (a2 = t2 - o2) * a2;
        }
        function q(e2, t2, r2, o2) {
          var n2 = { id: void 0 === e2 ? null : e2, type: t2, geometry: r2, tags: o2, minX: 1 / 0, minY: 1 / 0, maxX: -1 / 0, maxY: -1 / 0 };
          return function(e3) {
            var t3 = e3.geometry, r3 = e3.type;
            if ("Point" === r3 || "MultiPoint" === r3 || "LineString" === r3)
              U(e3, t3);
            else if ("Polygon" === r3 || "MultiLineString" === r3)
              for (var o3 = 0; o3 < t3.length; o3++)
                U(e3, t3[o3]);
            else if ("MultiPolygon" === r3)
              for (o3 = 0; o3 < t3.length; o3++)
                for (var n3 = 0; n3 < t3[o3].length; n3++)
                  U(e3, t3[o3][n3]);
          }(n2), n2;
        }
        function U(e2, t2) {
          for (var r2 = 0; r2 < t2.length; r2 += 3)
            e2.minX = Math.min(e2.minX, t2[r2]), e2.minY = Math.min(e2.minY, t2[r2 + 1]), e2.maxX = Math.max(e2.maxX, t2[r2]), e2.maxY = Math.max(e2.maxY, t2[r2 + 1]);
        }
        function Q(e2, t2, r2, o2) {
          if (t2.geometry) {
            var n2 = t2.geometry.coordinates, i3 = t2.geometry.type, s2 = Math.pow(r2.tolerance / ((1 << r2.maxZoom) * r2.extent), 2), a2 = [], l2 = t2.id;
            if (r2.promoteId ? l2 = t2.properties[r2.promoteId] : r2.generateId && (l2 = o2 || 0), "Point" === i3)
              H(n2, a2);
            else if ("MultiPoint" === i3)
              for (var u2 = 0; u2 < n2.length; u2++)
                H(n2[u2], a2);
            else if ("LineString" === i3)
              K(n2, a2, s2, false);
            else if ("MultiLineString" === i3) {
              if (r2.lineMetrics) {
                for (u2 = 0; u2 < n2.length; u2++)
                  K(n2[u2], a2 = [], s2, false), e2.push(q(l2, "LineString", a2, t2.properties));
                return;
              }
              ee(n2, a2, s2, false);
            } else if ("Polygon" === i3)
              ee(n2, a2, s2, true);
            else {
              if ("MultiPolygon" !== i3) {
                if ("GeometryCollection" === i3) {
                  for (u2 = 0; u2 < t2.geometry.geometries.length; u2++)
                    Q(e2, { id: l2, geometry: t2.geometry.geometries[u2], properties: t2.properties }, r2, o2);
                  return;
                }
                throw new Error("Input data is not a valid GeoJSON object.");
              }
              for (u2 = 0; u2 < n2.length; u2++) {
                var h2 = [];
                ee(n2[u2], h2, s2, true), a2.push(h2);
              }
            }
            e2.push(q(l2, i3, a2, t2.properties));
          }
        }
        function H(e2, t2) {
          t2.push(te(e2[0])), t2.push(re(e2[1])), t2.push(0);
        }
        function K(e2, t2, r2, o2) {
          for (var n2, i3, s2 = 0, a2 = 0; a2 < e2.length; a2++) {
            var l2 = te(e2[a2][0]), u2 = re(e2[a2][1]);
            t2.push(l2), t2.push(u2), t2.push(0), a2 > 0 && (s2 += o2 ? (n2 * u2 - l2 * i3) / 2 : Math.sqrt(Math.pow(l2 - n2, 2) + Math.pow(u2 - i3, 2))), n2 = l2, i3 = u2;
          }
          var h2 = t2.length - 3;
          t2[2] = 1, B(t2, 0, h2, r2), t2[h2 + 2] = 1, t2.size = Math.abs(s2), t2.start = 0, t2.end = t2.size;
        }
        function ee(e2, t2, r2, o2) {
          for (var n2 = 0; n2 < e2.length; n2++) {
            var i3 = [];
            K(e2[n2], i3, r2, o2), t2.push(i3);
          }
        }
        function te(e2) {
          return e2 / 360 + 0.5;
        }
        function re(e2) {
          var t2 = Math.sin(e2 * Math.PI / 180), r2 = 0.5 - 0.25 * Math.log((1 + t2) / (1 - t2)) / Math.PI;
          return r2 < 0 ? 0 : r2 > 1 ? 1 : r2;
        }
        function oe(e2, t2, r2, o2, n2, i3, s2, a2) {
          if (o2 /= t2, i3 >= (r2 /= t2) && s2 < o2)
            return e2;
          if (s2 < r2 || i3 >= o2)
            return null;
          for (var l2 = [], u2 = 0; u2 < e2.length; u2++) {
            var h2 = e2[u2], c2 = h2.geometry, f2 = h2.type, p2 = 0 === n2 ? h2.minX : h2.minY, g2 = 0 === n2 ? h2.maxX : h2.maxY;
            if (p2 >= r2 && g2 < o2)
              l2.push(h2);
            else if (!(g2 < r2 || p2 >= o2)) {
              var d2 = [];
              if ("Point" === f2 || "MultiPoint" === f2)
                ne(c2, d2, r2, o2, n2);
              else if ("LineString" === f2)
                ie(c2, d2, r2, o2, n2, false, a2.lineMetrics);
              else if ("MultiLineString" === f2)
                ae(c2, d2, r2, o2, n2, false);
              else if ("Polygon" === f2)
                ae(c2, d2, r2, o2, n2, true);
              else if ("MultiPolygon" === f2)
                for (var m2 = 0; m2 < c2.length; m2++) {
                  var y2 = [];
                  ae(c2[m2], y2, r2, o2, n2, true), y2.length && d2.push(y2);
                }
              if (d2.length) {
                if (a2.lineMetrics && "LineString" === f2) {
                  for (m2 = 0; m2 < d2.length; m2++)
                    l2.push(q(h2.id, f2, d2[m2], h2.tags));
                  continue;
                }
                "LineString" !== f2 && "MultiLineString" !== f2 || (1 === d2.length ? (f2 = "LineString", d2 = d2[0]) : f2 = "MultiLineString"), "Point" !== f2 && "MultiPoint" !== f2 || (f2 = 3 === d2.length ? "Point" : "MultiPoint"), l2.push(q(h2.id, f2, d2, h2.tags));
              }
            }
          }
          return l2.length ? l2 : null;
        }
        function ne(e2, t2, r2, o2, n2) {
          for (var i3 = 0; i3 < e2.length; i3 += 3) {
            var s2 = e2[i3 + n2];
            s2 >= r2 && s2 <= o2 && (t2.push(e2[i3]), t2.push(e2[i3 + 1]), t2.push(e2[i3 + 2]));
          }
        }
        function ie(e2, t2, r2, o2, n2, i3, s2) {
          for (var a2, l2, u2 = se(e2), h2 = 0 === n2 ? ue : he, c2 = e2.start, f2 = 0; f2 < e2.length - 3; f2 += 3) {
            var p2 = e2[f2], g2 = e2[f2 + 1], d2 = e2[f2 + 2], m2 = e2[f2 + 3], y2 = e2[f2 + 4], v2 = 0 === n2 ? p2 : g2, x2 = 0 === n2 ? m2 : y2, w2 = false;
            s2 && (a2 = Math.sqrt(Math.pow(p2 - m2, 2) + Math.pow(g2 - y2, 2))), v2 < r2 ? x2 > r2 && (l2 = h2(u2, p2, g2, m2, y2, r2), s2 && (u2.start = c2 + a2 * l2)) : v2 > o2 ? x2 < o2 && (l2 = h2(u2, p2, g2, m2, y2, o2), s2 && (u2.start = c2 + a2 * l2)) : le(u2, p2, g2, d2), x2 < r2 && v2 >= r2 && (l2 = h2(u2, p2, g2, m2, y2, r2), w2 = true), x2 > o2 && v2 <= o2 && (l2 = h2(u2, p2, g2, m2, y2, o2), w2 = true), !i3 && w2 && (s2 && (u2.end = c2 + a2 * l2), t2.push(u2), u2 = se(e2)), s2 && (c2 += a2);
          }
          var S2 = e2.length - 3;
          p2 = e2[S2], g2 = e2[S2 + 1], d2 = e2[S2 + 2], (v2 = 0 === n2 ? p2 : g2) >= r2 && v2 <= o2 && le(u2, p2, g2, d2), S2 = u2.length - 3, i3 && S2 >= 3 && (u2[S2] !== u2[0] || u2[S2 + 1] !== u2[1]) && le(u2, u2[0], u2[1], u2[2]), u2.length && t2.push(u2);
        }
        function se(e2) {
          var t2 = [];
          return t2.size = e2.size, t2.start = e2.start, t2.end = e2.end, t2;
        }
        function ae(e2, t2, r2, o2, n2, i3) {
          for (var s2 = 0; s2 < e2.length; s2++)
            ie(e2[s2], t2, r2, o2, n2, i3, false);
        }
        function le(e2, t2, r2, o2) {
          e2.push(t2), e2.push(r2), e2.push(o2);
        }
        function ue(e2, t2, r2, o2, n2, i3) {
          var s2 = (i3 - t2) / (o2 - t2);
          return e2.push(i3), e2.push(r2 + (n2 - r2) * s2), e2.push(1), s2;
        }
        function he(e2, t2, r2, o2, n2, i3) {
          var s2 = (i3 - r2) / (n2 - r2);
          return e2.push(t2 + (o2 - t2) * s2), e2.push(i3), e2.push(1), s2;
        }
        function ce(e2, t2) {
          for (var r2 = [], o2 = 0; o2 < e2.length; o2++) {
            var n2, i3 = e2[o2], s2 = i3.type;
            if ("Point" === s2 || "MultiPoint" === s2 || "LineString" === s2)
              n2 = fe(i3.geometry, t2);
            else if ("MultiLineString" === s2 || "Polygon" === s2) {
              n2 = [];
              for (var a2 = 0; a2 < i3.geometry.length; a2++)
                n2.push(fe(i3.geometry[a2], t2));
            } else if ("MultiPolygon" === s2)
              for (n2 = [], a2 = 0; a2 < i3.geometry.length; a2++) {
                for (var l2 = [], u2 = 0; u2 < i3.geometry[a2].length; u2++)
                  l2.push(fe(i3.geometry[a2][u2], t2));
                n2.push(l2);
              }
            r2.push(q(i3.id, s2, n2, i3.tags));
          }
          return r2;
        }
        function fe(e2, t2) {
          var r2 = [];
          r2.size = e2.size, void 0 !== e2.start && (r2.start = e2.start, r2.end = e2.end);
          for (var o2 = 0; o2 < e2.length; o2 += 3)
            r2.push(e2[o2] + t2, e2[o2 + 1], e2[o2 + 2]);
          return r2;
        }
        function pe(e2, t2) {
          if (e2.transformed)
            return e2;
          var r2, o2, n2, i3 = 1 << e2.z, s2 = e2.x, a2 = e2.y;
          for (r2 = 0; r2 < e2.features.length; r2++) {
            var l2 = e2.features[r2], u2 = l2.geometry, h2 = l2.type;
            if (l2.geometry = [], 1 === h2)
              for (o2 = 0; o2 < u2.length; o2 += 2)
                l2.geometry.push(ge(u2[o2], u2[o2 + 1], t2, i3, s2, a2));
            else
              for (o2 = 0; o2 < u2.length; o2++) {
                var c2 = [];
                for (n2 = 0; n2 < u2[o2].length; n2 += 2)
                  c2.push(ge(u2[o2][n2], u2[o2][n2 + 1], t2, i3, s2, a2));
                l2.geometry.push(c2);
              }
          }
          return e2.transformed = true, e2;
        }
        function ge(e2, t2, r2, o2, n2, i3) {
          return [Math.round(r2 * (e2 * o2 - n2)), Math.round(r2 * (t2 * o2 - i3))];
        }
        function de(e2, t2, r2, o2, n2) {
          for (var i3 = t2 === n2.maxZoom ? 0 : n2.tolerance / ((1 << t2) * n2.extent), s2 = { features: [], numPoints: 0, numSimplified: 0, numFeatures: 0, source: null, x: r2, y: o2, z: t2, transformed: false, minX: 2, minY: 1, maxX: -1, maxY: 0 }, a2 = 0; a2 < e2.length; a2++) {
            s2.numFeatures++, me(s2, e2[a2], i3, n2);
            var l2 = e2[a2].minX, u2 = e2[a2].minY, h2 = e2[a2].maxX, c2 = e2[a2].maxY;
            l2 < s2.minX && (s2.minX = l2), u2 < s2.minY && (s2.minY = u2), h2 > s2.maxX && (s2.maxX = h2), c2 > s2.maxY && (s2.maxY = c2);
          }
          return s2;
        }
        function me(e2, t2, r2, o2) {
          var n2 = t2.geometry, i3 = t2.type, s2 = [];
          if ("Point" === i3 || "MultiPoint" === i3)
            for (var a2 = 0; a2 < n2.length; a2 += 3)
              s2.push(n2[a2]), s2.push(n2[a2 + 1]), e2.numPoints++, e2.numSimplified++;
          else if ("LineString" === i3)
            ye(s2, n2, e2, r2, false, false);
          else if ("MultiLineString" === i3 || "Polygon" === i3)
            for (a2 = 0; a2 < n2.length; a2++)
              ye(s2, n2[a2], e2, r2, "Polygon" === i3, 0 === a2);
          else if ("MultiPolygon" === i3)
            for (var l2 = 0; l2 < n2.length; l2++) {
              var u2 = n2[l2];
              for (a2 = 0; a2 < u2.length; a2++)
                ye(s2, u2[a2], e2, r2, true, 0 === a2);
            }
          if (s2.length) {
            var h2 = t2.tags || null;
            if ("LineString" === i3 && o2.lineMetrics) {
              for (var c2 in h2 = {}, t2.tags)
                h2[c2] = t2.tags[c2];
              h2.mapbox_clip_start = n2.start / n2.size, h2.mapbox_clip_end = n2.end / n2.size;
            }
            var f2 = { geometry: s2, type: "Polygon" === i3 || "MultiPolygon" === i3 ? 3 : "LineString" === i3 || "MultiLineString" === i3 ? 2 : 1, tags: h2 };
            null !== t2.id && (f2.id = t2.id), e2.features.push(f2);
          }
        }
        function ye(e2, t2, r2, o2, n2, i3) {
          var s2 = o2 * o2;
          if (o2 > 0 && t2.size < (n2 ? s2 : o2))
            r2.numPoints += t2.length / 3;
          else {
            for (var a2 = [], l2 = 0; l2 < t2.length; l2 += 3)
              (0 === o2 || t2[l2 + 2] > s2) && (r2.numSimplified++, a2.push(t2[l2]), a2.push(t2[l2 + 1])), r2.numPoints++;
            n2 && function(e3, t3) {
              for (var r3 = 0, o3 = 0, n3 = e3.length, i4 = n3 - 2; o3 < n3; i4 = o3, o3 += 2)
                r3 += (e3[o3] - e3[i4]) * (e3[o3 + 1] + e3[i4 + 1]);
              if (r3 > 0 === t3)
                for (o3 = 0, n3 = e3.length; o3 < n3 / 2; o3 += 2) {
                  var s3 = e3[o3], a3 = e3[o3 + 1];
                  e3[o3] = e3[n3 - 2 - o3], e3[o3 + 1] = e3[n3 - 1 - o3], e3[n3 - 2 - o3] = s3, e3[n3 - 1 - o3] = a3;
                }
            }(a2, i3), e2.push(a2);
          }
        }
        function ve(e2, t2) {
          var r2 = (t2 = this.options = function(e3, t3) {
            for (var r3 in t3)
              e3[r3] = t3[r3];
            return e3;
          }(Object.create(this.options), t2)).debug;
          if (r2 && console.time("preprocess data"), t2.maxZoom < 0 || t2.maxZoom > 24)
            throw new Error("maxZoom should be in the 0-24 range");
          if (t2.promoteId && t2.generateId)
            throw new Error("promoteId and generateId cannot be used together.");
          var o2 = function(e3, t3) {
            var r3 = [];
            if ("FeatureCollection" === e3.type)
              for (var o3 = 0; o3 < e3.features.length; o3++)
                Q(r3, e3.features[o3], t3, o3);
            else
              Q(r3, "Feature" === e3.type ? e3 : { geometry: e3 }, t3);
            return r3;
          }(e2, t2);
          this.tiles = {}, this.tileCoords = [], r2 && (console.timeEnd("preprocess data"), console.log("index: maxZoom: %d, maxPoints: %d", t2.indexMaxZoom, t2.indexMaxPoints), console.time("generate tiles"), this.stats = {}, this.total = 0), (o2 = function(e3, t3) {
            var r3 = t3.buffer / t3.extent, o3 = e3, n2 = oe(e3, 1, -1 - r3, r3, 0, -1, 2, t3), i3 = oe(e3, 1, 1 - r3, 2 + r3, 0, -1, 2, t3);
            return (n2 || i3) && (o3 = oe(e3, 1, -r3, 1 + r3, 0, -1, 2, t3) || [], n2 && (o3 = ce(n2, 1).concat(o3)), i3 && (o3 = o3.concat(ce(i3, -1)))), o3;
          }(o2, t2)).length && this.splitTile(o2, 0, 0, 0), r2 && (o2.length && console.log("features: %d, points: %d", this.tiles[0].numFeatures, this.tiles[0].numPoints), console.timeEnd("generate tiles"), console.log("tiles generated:", this.total, JSON.stringify(this.stats)));
        }
        function xe(e2, t2, r2) {
          return 32 * ((1 << e2) * r2 + t2) + e2;
        }
        function we(e2, t2) {
          const r2 = e2.tileID.canonical;
          if (!this._geoJSONIndex)
            return t2(null, null);
          const o2 = this._geoJSONIndex.getTile(r2.z, r2.x, r2.y);
          if (!o2)
            return t2(null, null);
          const n2 = new h(o2.features);
          let i3 = d(n2);
          0 === i3.byteOffset && i3.byteLength === i3.buffer.byteLength || (i3 = new Uint8Array(i3)), t2(null, { vectorTile: n2, rawData: i3.buffer });
        }
        ve.prototype.options = { maxZoom: 14, indexMaxZoom: 5, indexMaxPoints: 1e5, tolerance: 3, extent: 4096, buffer: 64, lineMetrics: false, promoteId: null, generateId: false, debug: 0 }, ve.prototype.splitTile = function(e2, t2, r2, o2, n2, i3, s2) {
          for (var a2 = [e2, t2, r2, o2], l2 = this.options, u2 = l2.debug; a2.length; ) {
            o2 = a2.pop(), r2 = a2.pop(), t2 = a2.pop(), e2 = a2.pop();
            var h2 = 1 << t2, c2 = xe(t2, r2, o2), f2 = this.tiles[c2];
            if (!f2 && (u2 > 1 && console.time("creation"), f2 = this.tiles[c2] = de(e2, t2, r2, o2, l2), this.tileCoords.push({ z: t2, x: r2, y: o2 }), u2)) {
              u2 > 1 && (console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)", t2, r2, o2, f2.numFeatures, f2.numPoints, f2.numSimplified), console.timeEnd("creation"));
              var p2 = "z" + t2;
              this.stats[p2] = (this.stats[p2] || 0) + 1, this.total++;
            }
            if (f2.source = e2, n2) {
              if (t2 === l2.maxZoom || t2 === n2)
                continue;
              var g2 = 1 << n2 - t2;
              if (r2 !== Math.floor(i3 / g2) || o2 !== Math.floor(s2 / g2))
                continue;
            } else if (t2 === l2.indexMaxZoom || f2.numPoints <= l2.indexMaxPoints)
              continue;
            if (f2.source = null, 0 !== e2.length) {
              u2 > 1 && console.time("clipping");
              var d2, m2, y2, v2, x2, w2, S2 = 0.5 * l2.buffer / l2.extent, M2 = 0.5 - S2, P2 = 0.5 + S2, b2 = 1 + S2;
              d2 = m2 = y2 = v2 = null, x2 = oe(e2, h2, r2 - S2, r2 + P2, 0, f2.minX, f2.maxX, l2), w2 = oe(e2, h2, r2 + M2, r2 + b2, 0, f2.minX, f2.maxX, l2), e2 = null, x2 && (d2 = oe(x2, h2, o2 - S2, o2 + P2, 1, f2.minY, f2.maxY, l2), m2 = oe(x2, h2, o2 + M2, o2 + b2, 1, f2.minY, f2.maxY, l2), x2 = null), w2 && (y2 = oe(w2, h2, o2 - S2, o2 + P2, 1, f2.minY, f2.maxY, l2), v2 = oe(w2, h2, o2 + M2, o2 + b2, 1, f2.minY, f2.maxY, l2), w2 = null), u2 > 1 && console.timeEnd("clipping"), a2.push(d2 || [], t2 + 1, 2 * r2, 2 * o2), a2.push(m2 || [], t2 + 1, 2 * r2, 2 * o2 + 1), a2.push(y2 || [], t2 + 1, 2 * r2 + 1, 2 * o2), a2.push(v2 || [], t2 + 1, 2 * r2 + 1, 2 * o2 + 1);
            }
          }
        }, ve.prototype.getTile = function(e2, t2, r2) {
          var o2 = this.options, n2 = o2.extent, i3 = o2.debug;
          if (e2 < 0 || e2 > 24)
            return null;
          var s2 = 1 << e2, a2 = xe(e2, t2 = (t2 % s2 + s2) % s2, r2);
          if (this.tiles[a2])
            return pe(this.tiles[a2], n2);
          i3 > 1 && console.log("drilling down to z%d-%d-%d", e2, t2, r2);
          for (var l2, u2 = e2, h2 = t2, c2 = r2; !l2 && u2 > 0; )
            u2--, h2 = Math.floor(h2 / 2), c2 = Math.floor(c2 / 2), l2 = this.tiles[xe(u2, h2, c2)];
          return l2 && l2.source ? (i3 > 1 && console.log("found parent tile z%d-%d-%d", u2, h2, c2), i3 > 1 && console.time("drilling down"), this.splitTile(l2.source, u2, h2, c2, e2, t2, r2), i3 > 1 && console.timeEnd("drilling down"), this.tiles[a2] ? pe(this.tiles[a2], n2) : null) : null;
        };
        class Se extends e.VectorTileWorkerSource {
          constructor(e2, t2, r2, o2, n2) {
            super(e2, t2, r2, o2, we), n2 && (this.loadGeoJSON = n2);
          }
          loadData(t2, r2) {
            const o2 = t2 && t2.request, n2 = o2 && o2.collectResourceTiming;
            this.loadGeoJSON(t2, (s2, a2) => {
              if (s2 || !a2)
                return r2(s2);
              if ("object" != typeof a2)
                return r2(new Error(`Input data given to '${t2.source}' is not a valid GeoJSON object.`));
              {
                i2(a2, true);
                try {
                  if (t2.filter) {
                    const r3 = e.createExpression(t2.filter, { type: "boolean", "property-type": "data-driven", overridable: false, transition: false });
                    if ("error" === r3.result)
                      throw new Error(r3.value.map((e2) => `${e2.key}: ${e2.message}`).join(", "));
                    const o3 = a2.features.filter((e2) => r3.value.evaluate({ zoom: 0 }, e2));
                    a2 = { type: "FeatureCollection", features: o3 };
                  }
                  this._geoJSONIndex = t2.cluster ? new j(function({ superclusterOptions: t3, clusterProperties: r3 }) {
                    if (!r3 || !t3)
                      return t3;
                    const o3 = {}, n3 = {}, i3 = { accumulated: null, zoom: 0 }, s3 = { properties: null }, a3 = Object.keys(r3);
                    for (const t4 of a3) {
                      const [i4, s4] = r3[t4], a4 = e.createExpression(s4), l3 = e.createExpression("string" == typeof i4 ? [i4, ["accumulated"], ["get", t4]] : i4);
                      o3[t4] = a4.value, n3[t4] = l3.value;
                    }
                    return t3.map = (e2) => {
                      s3.properties = e2;
                      const t4 = {};
                      for (const e3 of a3)
                        t4[e3] = o3[e3].evaluate(i3, s3);
                      return t4;
                    }, t3.reduce = (e2, t4) => {
                      s3.properties = t4;
                      for (const t5 of a3)
                        i3.accumulated = e2[t5], e2[t5] = n3[t5].evaluate(i3, s3);
                    }, t3;
                  }(t2)).load(a2.features) : function(e2, t3) {
                    return new ve(e2, t3);
                  }(a2, t2.geojsonVtOptions);
                } catch (s3) {
                  return r2(s3);
                }
                this.loaded = {};
                const l2 = {};
                if (n2) {
                  const r3 = e.getPerformanceMeasurement(o2);
                  r3 && (l2.resourceTiming = {}, l2.resourceTiming[t2.source] = JSON.parse(JSON.stringify(r3)));
                }
                r2(null, l2);
              }
            });
          }
          reloadTile(e2, t2) {
            const r2 = this.loaded;
            return r2 && r2[e2.uid] ? super.reloadTile(e2, t2) : this.loadTile(e2, t2);
          }
          loadGeoJSON(t2, r2) {
            if (t2.request)
              e.getJSON(t2.request, r2);
            else {
              if ("string" != typeof t2.data)
                return r2(new Error(`Input data given to '${t2.source}' is not a valid GeoJSON object.`));
              try {
                return r2(null, JSON.parse(t2.data));
              } catch (e2) {
                return r2(new Error(`Input data given to '${t2.source}' is not a valid GeoJSON object.`));
              }
            }
          }
          getClusterExpansionZoom(e2, t2) {
            try {
              t2(null, this._geoJSONIndex.getClusterExpansionZoom(e2.clusterId));
            } catch (e3) {
              t2(e3);
            }
          }
          getClusterChildren(e2, t2) {
            try {
              t2(null, this._geoJSONIndex.getChildren(e2.clusterId));
            } catch (e3) {
              t2(e3);
            }
          }
          getClusterLeaves(e2, t2) {
            try {
              t2(null, this._geoJSONIndex.getLeaves(e2.clusterId, e2.limit, e2.offset));
            } catch (e3) {
              t2(e3);
            }
          }
        }
        class Me {
          constructor(t2) {
            this.self = t2, this.actor = new e.Actor(t2, this), this.layerIndexes = {}, this.availableImages = {}, this.isSpriteLoaded = {}, this.projections = {}, this.defaultProjection = e.getProjection({ name: "mercator" }), this.workerSourceTypes = { vector: e.VectorTileWorkerSource, geojson: Se }, this.workerSources = {}, this.demWorkerSources = {}, this.self.registerWorkerSource = (e2, t3) => {
              if (this.workerSourceTypes[e2])
                throw new Error(`Worker source with name "${e2}" already registered.`);
              this.workerSourceTypes[e2] = t3;
            }, this.self.registerRTLTextPlugin = (t3) => {
              if (e.plugin.isParsed())
                throw new Error("RTL text plugin already registered.");
              e.plugin.applyArabicShaping = t3.applyArabicShaping, e.plugin.processBidirectionalText = t3.processBidirectionalText, e.plugin.processStyledBidirectionalText = t3.processStyledBidirectionalText;
            };
          }
          clearCaches(e2, t2, r2) {
            delete this.layerIndexes[e2], delete this.availableImages[e2], delete this.workerSources[e2], delete this.demWorkerSources[e2], r2();
          }
          checkIfReady(e2, t2, r2) {
            r2();
          }
          setReferrer(e2, t2) {
            this.referrer = t2;
          }
          spriteLoaded(t2, r2) {
            this.isSpriteLoaded[t2] = r2;
            for (const o2 in this.workerSources[t2]) {
              const n2 = this.workerSources[t2][o2];
              for (const t3 in n2)
                n2[t3] instanceof e.VectorTileWorkerSource && (n2[t3].isSpriteLoaded = r2, n2[t3].fire(new e.Event("isSpriteLoaded")));
            }
          }
          setImages(e2, t2, r2) {
            this.availableImages[e2] = t2;
            for (const r3 in this.workerSources[e2]) {
              const o2 = this.workerSources[e2][r3];
              for (const e3 in o2)
                o2[e3].availableImages = t2;
            }
            r2();
          }
          enableTerrain(e2, t2, r2) {
            this.terrain = t2, r2();
          }
          setProjection(t2, r2) {
            this.projections[t2] = e.getProjection(r2);
          }
          setLayers(e2, t2, r2) {
            this.getLayerIndex(e2).replace(t2), r2();
          }
          updateLayers(e2, t2, r2) {
            this.getLayerIndex(e2).update(t2.layers, t2.removedIds), r2();
          }
          loadTile(t2, r2, o2) {
            const n2 = this.enableTerrain ? e.extend({ enableTerrain: this.terrain }, r2) : r2;
            n2.projection = this.projections[t2] || this.defaultProjection, this.getWorkerSource(t2, r2.type, r2.source).loadTile(n2, o2);
          }
          loadDEMTile(t2, r2, o2) {
            const n2 = this.enableTerrain ? e.extend({ buildQuadTree: this.terrain }, r2) : r2;
            this.getDEMWorkerSource(t2, r2.source).loadTile(n2, o2);
          }
          reloadTile(t2, r2, o2) {
            const n2 = this.enableTerrain ? e.extend({ enableTerrain: this.terrain }, r2) : r2;
            n2.projection = this.projections[t2] || this.defaultProjection, this.getWorkerSource(t2, r2.type, r2.source).reloadTile(n2, o2);
          }
          abortTile(e2, t2, r2) {
            this.getWorkerSource(e2, t2.type, t2.source).abortTile(t2, r2);
          }
          removeTile(e2, t2, r2) {
            this.getWorkerSource(e2, t2.type, t2.source).removeTile(t2, r2);
          }
          removeSource(e2, t2, r2) {
            if (!this.workerSources[e2] || !this.workerSources[e2][t2.type] || !this.workerSources[e2][t2.type][t2.source])
              return;
            const o2 = this.workerSources[e2][t2.type][t2.source];
            delete this.workerSources[e2][t2.type][t2.source], void 0 !== o2.removeSource ? o2.removeSource(t2, r2) : r2();
          }
          loadWorkerSource(e2, t2, r2) {
            try {
              this.self.importScripts(t2.url), r2();
            } catch (e3) {
              r2(e3.toString());
            }
          }
          syncRTLPluginState(t2, r2, o2) {
            try {
              e.plugin.setState(r2);
              const t3 = e.plugin.getPluginURL();
              if (e.plugin.isLoaded() && !e.plugin.isParsed() && null != t3) {
                this.self.importScripts(t3);
                const r3 = e.plugin.isParsed();
                o2(r3 ? void 0 : new Error(`RTL Text Plugin failed to import scripts from ${t3}`), r3);
              }
            } catch (e2) {
              o2(e2.toString());
            }
          }
          getAvailableImages(e2) {
            let t2 = this.availableImages[e2];
            return t2 || (t2 = []), t2;
          }
          getLayerIndex(e2) {
            let t2 = this.layerIndexes[e2];
            return t2 || (t2 = this.layerIndexes[e2] = new o()), t2;
          }
          getWorkerSource(e2, t2, r2) {
            return this.workerSources[e2] || (this.workerSources[e2] = {}), this.workerSources[e2][t2] || (this.workerSources[e2][t2] = {}), this.workerSources[e2][t2][r2] || (this.workerSources[e2][t2][r2] = new this.workerSourceTypes[t2]({ send: (t3, r3, o2, n2, i3, s2) => {
              this.actor.send(t3, r3, o2, e2, i3, s2);
            }, scheduler: this.actor.scheduler }, this.getLayerIndex(e2), this.getAvailableImages(e2), this.isSpriteLoaded[e2])), this.workerSources[e2][t2][r2];
          }
          getDEMWorkerSource(e2, t2) {
            return this.demWorkerSources[e2] || (this.demWorkerSources[e2] = {}), this.demWorkerSources[e2][t2] || (this.demWorkerSources[e2][t2] = new n()), this.demWorkerSources[e2][t2];
          }
          enforceCacheSizeLimit(t2, r2) {
            e.enforceCacheSizeLimit(r2);
          }
          getWorkerPerformanceMetrics(e2, t2, r2) {
            r2(void 0, void 0);
          }
        }
        return "undefined" != typeof WorkerGlobalScope && "undefined" != typeof self && self instanceof WorkerGlobalScope && (self.worker = new Me(self)), Me;
      });
      define(["./shared"], function(e) {
        var t = i2;
        function i2(e2) {
          return !function(e3) {
            return "undefined" == typeof window || "undefined" == typeof document ? "not a browser" : Array.prototype && Array.prototype.every && Array.prototype.filter && Array.prototype.forEach && Array.prototype.indexOf && Array.prototype.lastIndexOf && Array.prototype.map && Array.prototype.some && Array.prototype.reduce && Array.prototype.reduceRight && Array.isArray ? Function.prototype && Function.prototype.bind ? Object.keys && Object.create && Object.getPrototypeOf && Object.getOwnPropertyNames && Object.isSealed && Object.isFrozen && Object.isExtensible && Object.getOwnPropertyDescriptor && Object.defineProperty && Object.defineProperties && Object.seal && Object.freeze && Object.preventExtensions ? "JSON" in window && "parse" in JSON && "stringify" in JSON ? function() {
              if (!("Worker" in window && "Blob" in window && "URL" in window))
                return false;
              var e4, t3, i3 = new Blob([""], { type: "text/javascript" }), o2 = URL.createObjectURL(i3);
              try {
                t3 = new Worker(o2), e4 = true;
              } catch (t4) {
                e4 = false;
              }
              return t3 && t3.terminate(), URL.revokeObjectURL(o2), e4;
            }() ? "Uint8ClampedArray" in window ? ArrayBuffer.isView ? function() {
              var e4 = document.createElement("canvas");
              e4.width = e4.height = 1;
              var t3 = e4.getContext("2d");
              if (!t3)
                return false;
              var i3 = t3.getImageData(0, 0, 1, 1);
              return i3 && i3.width === e4.width;
            }() ? (void 0 === o[t2 = e3 && e3.failIfMajorPerformanceCaveat] && (o[t2] = function(e4) {
              var t3, o2 = function(e5) {
                var t4 = document.createElement("canvas"), o3 = Object.create(i2.webGLContextAttributes);
                return o3.failIfMajorPerformanceCaveat = e5, t4.getContext("webgl", o3) || t4.getContext("experimental-webgl", o3);
              }(e4);
              if (!o2)
                return false;
              try {
                t3 = o2.createShader(o2.VERTEX_SHADER);
              } catch (e5) {
                return false;
              }
              return !(!t3 || o2.isContextLost()) && (o2.shaderSource(t3, "void main() {}"), o2.compileShader(t3), true === o2.getShaderParameter(t3, o2.COMPILE_STATUS));
            }(t2)), o[t2] ? document.documentMode ? "insufficient ECMAScript 6 support" : void 0 : "insufficient WebGL support") : "insufficient Canvas/getImageData support" : "insufficient ArrayBuffer support" : "insufficient Uint8ClampedArray support" : "insufficient worker support" : "insufficient JSON support" : "insufficient Object support" : "insufficient Function support" : "insufficent Array support";
            var t2;
          }(e2);
        }
        var o = {};
        function r(e2, t2) {
          if (Array.isArray(e2)) {
            if (!Array.isArray(t2) || e2.length !== t2.length)
              return false;
            for (let i3 = 0; i3 < e2.length; i3++)
              if (!r(e2[i3], t2[i3]))
                return false;
            return true;
          }
          if ("object" == typeof e2 && null !== e2 && null !== t2) {
            if ("object" != typeof t2)
              return false;
            if (Object.keys(e2).length !== Object.keys(t2).length)
              return false;
            for (const i3 in e2)
              if (!r(e2[i3], t2[i3]))
                return false;
            return true;
          }
          return e2 === t2;
        }
        function n(t2, i3, o2) {
          const r2 = e.window.document.createElement(t2);
          return void 0 !== i3 && (r2.className = i3), o2 && o2.appendChild(r2), r2;
        }
        function a(t2, i3, o2) {
          const r2 = e.window.document.createElementNS("http://www.w3.org/2000/svg", t2);
          for (const e2 of Object.keys(i3))
            r2.setAttributeNS(null, e2, i3[e2]);
          return o2 && o2.appendChild(r2), r2;
        }
        i2.webGLContextAttributes = { antialias: false, alpha: true, stencil: true, depth: true };
        const s = e.window.document && e.window.document.documentElement.style, l = s && void 0 !== s.userSelect ? "userSelect" : "WebkitUserSelect";
        let c;
        function h() {
          s && l && (c = s[l], s[l] = "none");
        }
        function _() {
          s && l && (s[l] = c);
        }
        function u(t2) {
          t2.preventDefault(), t2.stopPropagation(), e.window.removeEventListener("click", u, true);
        }
        function d() {
          e.window.addEventListener("click", u, true), e.window.setTimeout(() => {
            e.window.removeEventListener("click", u, true);
          }, 0);
        }
        function p(e2, t2) {
          const i3 = e2.getBoundingClientRect();
          return g(e2, i3, t2);
        }
        function m(e2, t2) {
          const i3 = e2.getBoundingClientRect(), o2 = [];
          for (let r2 = 0; r2 < t2.length; r2++)
            o2.push(g(e2, i3, t2[r2]));
          return o2;
        }
        function f(t2) {
          return void 0 !== e.window.InstallTrigger && 2 === t2.button && t2.ctrlKey && e.window.navigator.platform.toUpperCase().indexOf("MAC") >= 0 ? 0 : t2.button;
        }
        function g(t2, i3, o2) {
          const r2 = t2.offsetWidth === i3.width ? 1 : t2.offsetWidth / i3.width;
          return new e.pointGeometry((o2.clientX - i3.left) * r2, (o2.clientY - i3.top) * r2);
        }
        function v(e2, t2) {
          var i3 = t2[0], o2 = t2[1], r2 = t2[2], n2 = t2[3], a2 = i3 * n2 - r2 * o2;
          return a2 ? (e2[0] = n2 * (a2 = 1 / a2), e2[1] = -o2 * a2, e2[2] = -r2 * a2, e2[3] = i3 * a2, e2) : null;
        }
        function x(e2) {
          const { userImage: t2 } = e2;
          return !!(t2 && t2.render && t2.render()) && (e2.data.replace(new Uint8Array(t2.data.buffer)), true);
        }
        class y extends e.Evented {
          constructor() {
            super(), this.images = {}, this.updatedImages = {}, this.callbackDispatchedThisFrame = {}, this.loaded = false, this.requestors = [], this.patterns = {}, this.atlasImage = new e.RGBAImage({ width: 1, height: 1 }), this.dirty = true;
          }
          isLoaded() {
            return this.loaded;
          }
          setLoaded(e2) {
            if (this.loaded !== e2 && (this.loaded = e2, e2)) {
              for (const { ids: e3, callback: t2 } of this.requestors)
                this._notify(e3, t2);
              this.requestors = [];
            }
          }
          hasImage(e2) {
            return !!this.getImage(e2);
          }
          getImage(e2) {
            return this.images[e2];
          }
          addImage(e2, t2) {
            this._validate(e2, t2) && (this.images[e2] = t2);
          }
          _validate(t2, i3) {
            let o2 = true;
            return this._validateStretch(i3.stretchX, i3.data && i3.data.width) || (this.fire(new e.ErrorEvent(new Error(`Image "${t2}" has invalid "stretchX" value`))), o2 = false), this._validateStretch(i3.stretchY, i3.data && i3.data.height) || (this.fire(new e.ErrorEvent(new Error(`Image "${t2}" has invalid "stretchY" value`))), o2 = false), this._validateContent(i3.content, i3) || (this.fire(new e.ErrorEvent(new Error(`Image "${t2}" has invalid "content" value`))), o2 = false), o2;
          }
          _validateStretch(e2, t2) {
            if (!e2)
              return true;
            let i3 = 0;
            for (const o2 of e2) {
              if (o2[0] < i3 || o2[1] < o2[0] || t2 < o2[1])
                return false;
              i3 = o2[1];
            }
            return true;
          }
          _validateContent(e2, t2) {
            return !(e2 && (4 !== e2.length || e2[0] < 0 || t2.data.width < e2[0] || e2[1] < 0 || t2.data.height < e2[1] || e2[2] < 0 || t2.data.width < e2[2] || e2[3] < 0 || t2.data.height < e2[3] || e2[2] < e2[0] || e2[3] < e2[1]));
          }
          updateImage(e2, t2) {
            t2.version = this.images[e2].version + 1, this.images[e2] = t2, this.updatedImages[e2] = true;
          }
          removeImage(e2) {
            const t2 = this.images[e2];
            delete this.images[e2], delete this.patterns[e2], t2.userImage && t2.userImage.onRemove && t2.userImage.onRemove();
          }
          listImages() {
            return Object.keys(this.images);
          }
          getImages(e2, t2) {
            let i3 = true;
            if (!this.isLoaded())
              for (const t3 of e2)
                this.images[t3] || (i3 = false);
            this.isLoaded() || i3 ? this._notify(e2, t2) : this.requestors.push({ ids: e2, callback: t2 });
          }
          _notify(t2, i3) {
            const o2 = {};
            for (const i4 of t2) {
              this.images[i4] || this.fire(new e.Event("styleimagemissing", { id: i4 }));
              const t3 = this.images[i4];
              t3 ? o2[i4] = { data: t3.data.clone(), pixelRatio: t3.pixelRatio, sdf: t3.sdf, version: t3.version, stretchX: t3.stretchX, stretchY: t3.stretchY, content: t3.content, hasRenderCallback: Boolean(t3.userImage && t3.userImage.render) } : e.warnOnce(`Image "${i4}" could not be loaded. Please make sure you have added the image with map.addImage() or a "sprite" property in your style. You can provide missing images by listening for the "styleimagemissing" map event.`);
            }
            i3(null, o2);
          }
          getPixelSize() {
            const { width: e2, height: t2 } = this.atlasImage;
            return { width: e2, height: t2 };
          }
          getPattern(t2) {
            const i3 = this.patterns[t2], o2 = this.getImage(t2);
            if (!o2)
              return null;
            if (i3 && i3.position.version === o2.version)
              return i3.position;
            if (i3)
              i3.position.version = o2.version;
            else {
              const i4 = { w: o2.data.width + 2, h: o2.data.height + 2, x: 0, y: 0 }, r2 = new e.ImagePosition(i4, o2);
              this.patterns[t2] = { bin: i4, position: r2 };
            }
            return this._updatePatternAtlas(), this.patterns[t2].position;
          }
          bind(t2) {
            const i3 = t2.gl;
            this.atlasTexture ? this.dirty && (this.atlasTexture.update(this.atlasImage), this.dirty = false) : this.atlasTexture = new e.Texture(t2, this.atlasImage, i3.RGBA), this.atlasTexture.bind(i3.LINEAR, i3.CLAMP_TO_EDGE);
          }
          _updatePatternAtlas() {
            const t2 = [];
            for (const e2 in this.patterns)
              t2.push(this.patterns[e2].bin);
            const { w: i3, h: o2 } = e.potpack(t2), r2 = this.atlasImage;
            r2.resize({ width: i3 || 1, height: o2 || 1 });
            for (const t3 in this.patterns) {
              const { bin: i4 } = this.patterns[t3], o3 = i4.x + 1, n2 = i4.y + 1, a2 = this.images[t3].data, s2 = a2.width, l2 = a2.height;
              e.RGBAImage.copy(a2, r2, { x: 0, y: 0 }, { x: o3, y: n2 }, { width: s2, height: l2 }), e.RGBAImage.copy(a2, r2, { x: 0, y: l2 - 1 }, { x: o3, y: n2 - 1 }, { width: s2, height: 1 }), e.RGBAImage.copy(a2, r2, { x: 0, y: 0 }, { x: o3, y: n2 + l2 }, { width: s2, height: 1 }), e.RGBAImage.copy(a2, r2, { x: s2 - 1, y: 0 }, { x: o3 - 1, y: n2 }, { width: 1, height: l2 }), e.RGBAImage.copy(a2, r2, { x: 0, y: 0 }, { x: o3 + s2, y: n2 }, { width: 1, height: l2 });
            }
            this.dirty = true;
          }
          beginFrame() {
            this.callbackDispatchedThisFrame = {};
          }
          dispatchRenderCallbacks(e2) {
            for (const t2 of e2) {
              if (this.callbackDispatchedThisFrame[t2])
                continue;
              this.callbackDispatchedThisFrame[t2] = true;
              const e3 = this.images[t2];
              x(e3) && this.updateImage(t2, e3);
            }
          }
        }
        const b = new e.Properties({ anchor: new e.DataConstantProperty(e.spec.light.anchor), position: new class {
          constructor() {
            this.specification = e.spec.light.position;
          }
          possiblyEvaluate(t2, i3) {
            return function([t3, i4, o2]) {
              const r2 = e.degToRad(i4 + 90), n2 = e.degToRad(o2);
              return { x: t3 * Math.cos(r2) * Math.sin(n2), y: t3 * Math.sin(r2) * Math.sin(n2), z: t3 * Math.cos(n2), azimuthal: i4, polar: o2 };
            }(t2.expression.evaluate(i3));
          }
          interpolate(t2, i3, o2) {
            return { x: e.number(t2.x, i3.x, o2), y: e.number(t2.y, i3.y, o2), z: e.number(t2.z, i3.z, o2), azimuthal: e.number(t2.azimuthal, i3.azimuthal, o2), polar: e.number(t2.polar, i3.polar, o2) };
          }
        }(), color: new e.DataConstantProperty(e.spec.light.color), intensity: new e.DataConstantProperty(e.spec.light.intensity) }), w = "-transition";
        class T extends e.Evented {
          constructor(t2) {
            super(), this._transitionable = new e.Transitionable(b), this.setLight(t2), this._transitioning = this._transitionable.untransitioned();
          }
          getLight() {
            return this._transitionable.serialize();
          }
          setLight(t2, i3 = {}) {
            if (!this._validate(e.validateLight, t2, i3))
              for (const i4 in t2) {
                const o2 = t2[i4];
                e.endsWith(i4, w) ? this._transitionable.setTransition(i4.slice(0, -w.length), o2) : this._transitionable.setValue(i4, o2);
              }
          }
          updateTransitions(e2) {
            this._transitioning = this._transitionable.transitioned(e2, this._transitioning);
          }
          hasTransition() {
            return this._transitioning.hasTransition();
          }
          recalculate(e2) {
            this.properties = this._transitioning.possiblyEvaluate(e2);
          }
          _validate(t2, i3, o2) {
            return (!o2 || false !== o2.validate) && e.emitValidationErrors(this, t2.call(e.validateStyle, e.extend({ value: i3, style: { glyphs: true, sprite: true }, styleSpec: e.spec })));
          }
        }
        const E = new e.Properties({ source: new e.DataConstantProperty(e.spec.terrain.source), exaggeration: new e.DataConstantProperty(e.spec.terrain.exaggeration) }), C = "-transition";
        class I extends e.Evented {
          constructor(t2, i3) {
            super(), this._transitionable = new e.Transitionable(E), this.set(t2), this._transitioning = this._transitionable.untransitioned(), this.drapeRenderMode = i3;
          }
          get() {
            return this._transitionable.serialize();
          }
          set(t2) {
            for (const i3 in t2) {
              const o2 = t2[i3];
              e.endsWith(i3, C) ? this._transitionable.setTransition(i3.slice(0, -C.length), o2) : this._transitionable.setValue(i3, o2);
            }
          }
          updateTransitions(e2) {
            this._transitioning = this._transitionable.transitioned(e2, this._transitioning);
          }
          hasTransition() {
            return this._transitioning.hasTransition();
          }
          recalculate(e2) {
            this.properties = this._transitioning.possiblyEvaluate(e2);
          }
        }
        function M(t2, i3, o2, r2) {
          const n2 = e.smoothstep(45, 65, o2), [a2, s2] = S(t2, r2), l2 = e.length(i3);
          let c2 = 1 - Math.min(1, Math.exp((l2 - a2) / (s2 - a2) * -6));
          return c2 *= c2 * c2, c2 = Math.min(1, 1.00747 * c2), c2 * n2 * t2.alpha;
        }
        function S(e2, t2) {
          const i3 = 0.5 / Math.tan(0.5 * t2);
          return [e2.range[0] + i3, e2.range[1] + i3];
        }
        const z = new e.Properties({ range: new e.DataConstantProperty(e.spec.fog.range), color: new e.DataConstantProperty(e.spec.fog.color), "horizon-blend": new e.DataConstantProperty(e.spec.fog["horizon-blend"]) }), D = "-transition";
        class P extends e.Evented {
          constructor(t2, i3) {
            super(), this._transitionable = new e.Transitionable(z), this.set(t2), this._transitioning = this._transitionable.untransitioned(), this._transform = i3;
          }
          get state() {
            return { range: this.properties.get("range"), horizonBlend: this.properties.get("horizon-blend"), alpha: this.properties.get("color").a };
          }
          get() {
            return this._transitionable.serialize();
          }
          set(t2, i3 = {}) {
            if (!this._validate(e.validateFog, t2, i3))
              for (const i4 in t2) {
                const o2 = t2[i4];
                e.endsWith(i4, D) ? this._transitionable.setTransition(i4.slice(0, -D.length), o2) : this._transitionable.setValue(i4, o2);
              }
          }
          getOpacity(t2) {
            if (!this._transform.projection.supportsFog)
              return 0;
            const i3 = this.properties && this.properties.get("color") || 1;
            return e.smoothstep(45, 65, t2) * i3.a;
          }
          getOpacityAtLatLng(t2, i3) {
            return this._transform.projection.supportsFog ? function(t3, i4, o2) {
              const r2 = e.MercatorCoordinate.fromLngLat(i4), n2 = o2.elevation ? o2.elevation.getAtPointOrZero(r2) : 0, a2 = [r2.x, r2.y, n2];
              return e.transformMat4(a2, a2, o2.mercatorFogMatrix), M(t3, a2, o2.pitch, o2._fov);
            }(this.state, t2, i3) : 0;
          }
          getFovAdjustedRange(e2) {
            return this._transform.projection.supportsFog ? S(this.state, e2) : [0, 1];
          }
          updateTransitions(e2) {
            this._transitioning = this._transitionable.transitioned(e2, this._transitioning);
          }
          hasTransition() {
            return this._transitioning.hasTransition();
          }
          recalculate(e2) {
            this.properties = this._transitioning.possiblyEvaluate(e2);
          }
          _validate(t2, i3, o2) {
            return (!o2 || false !== o2.validate) && e.emitValidationErrors(this, t2.call(e.validateStyle, e.extend({ value: i3, style: { glyphs: true, sprite: true }, styleSpec: e.spec })));
          }
        }
        class A {
          constructor(t2, i3) {
            this.workerPool = t2, this.actors = [], this.currentActor = 0, this.id = e.uniqueId();
            const o2 = this.workerPool.acquire(this.id);
            for (let e2 = 0; e2 < o2.length; e2++) {
              const t3 = new A.Actor(o2[e2], i3, this.id);
              t3.name = `Worker ${e2}`, this.actors.push(t3);
            }
            this.ready = false, this.broadcast("checkIfReady", null, () => {
              this.ready = true;
            });
          }
          broadcast(t2, i3, o2) {
            e.asyncAll(this.actors, (e2, o3) => {
              e2.send(t2, i3, o3);
            }, o2 = o2 || function() {
            });
          }
          getActor() {
            return this.currentActor = (this.currentActor + 1) % this.actors.length, this.actors[this.currentActor];
          }
          remove() {
            this.actors.forEach((e2) => {
              e2.remove();
            }), this.actors = [], this.workerPool.release(this.id);
          }
        }
        function L(t2, i3, o2) {
          return i3 * (e.EXTENT / (t2.tileSize * Math.pow(2, o2 - t2.tileID.overscaledZ)));
        }
        A.Actor = e.Actor;
        class R {
          constructor(e2, t2, i3, o2) {
            this.screenBounds = e2, this.cameraPoint = t2, this._screenRaycastCache = {}, this._cameraRaycastCache = {}, this.isAboveHorizon = i3, this.screenGeometry = this.bufferedScreenGeometry(0), this.screenGeometryMercator = this.screenGeometry.map((e3) => o2.pointCoordinate3D(e3)), this.cameraGeometry = this.bufferedCameraGeometry(0);
          }
          static createFromScreenPoints(t2, i3) {
            let o2, r2;
            if (t2 instanceof e.pointGeometry || "number" == typeof t2[0]) {
              const n2 = e.pointGeometry.convert(t2);
              o2 = [e.pointGeometry.convert(t2)], r2 = i3.isPointAboveHorizon(n2);
            } else {
              const n2 = e.pointGeometry.convert(t2[0]), a2 = e.pointGeometry.convert(t2[1]);
              o2 = [n2, a2], r2 = e.polygonizeBounds(n2, a2).every((e2) => i3.isPointAboveHorizon(e2));
            }
            return new R(o2, i3.getCameraPoint(), r2, i3);
          }
          isPointQuery() {
            return 1 === this.screenBounds.length;
          }
          bufferedScreenGeometry(t2) {
            return e.polygonizeBounds(this.screenBounds[0], 1 === this.screenBounds.length ? this.screenBounds[0] : this.screenBounds[1], t2);
          }
          bufferedCameraGeometry(t2) {
            const i3 = this.screenBounds[0], o2 = 1 === this.screenBounds.length ? this.screenBounds[0].add(new e.pointGeometry(1, 1)) : this.screenBounds[1], r2 = e.polygonizeBounds(i3, o2, 0, false);
            return this.cameraPoint.y > o2.y && (this.cameraPoint.x > i3.x && this.cameraPoint.x < o2.x ? r2.splice(3, 0, this.cameraPoint) : this.cameraPoint.x >= o2.x ? r2[2] = this.cameraPoint : this.cameraPoint.x <= i3.x && (r2[3] = this.cameraPoint)), e.bufferConvexPolygon(r2, t2);
          }
          containsTile(t2, i3, o2) {
            const r2 = t2.queryPadding + 1, n2 = t2.tileID.wrap, a2 = o2 ? this._bufferedCameraMercator(r2, i3).map((i4) => e.getTilePoint(t2.tileTransform, i4, n2)) : this._bufferedScreenMercator(r2, i3).map((i4) => e.getTilePoint(t2.tileTransform, i4, n2)), s2 = this.screenGeometryMercator.map((i4) => e.getTileVec3(t2.tileTransform, i4, n2)), l2 = s2.map((t3) => new e.pointGeometry(t3[0], t3[1])), c2 = i3.getFreeCameraOptions().position || new e.MercatorCoordinate(0, 0, 0), h2 = e.getTileVec3(t2.tileTransform, c2, n2), _2 = s2.map((t3) => {
              const i4 = e.sub(t3, t3, h2);
              return e.normalize(i4, i4), new e.Ray(h2, i4);
            }), u2 = L(t2, 1, i3.zoom);
            if (e.polygonIntersectsBox(a2, 0, 0, e.EXTENT, e.EXTENT))
              return { queryGeometry: this, tilespaceGeometry: l2, tilespaceRays: _2, bufferedTilespaceGeometry: a2, bufferedTilespaceBounds: (d2 = e.getBounds(a2), d2.min.x = e.clamp(d2.min.x, 0, e.EXTENT), d2.min.y = e.clamp(d2.min.y, 0, e.EXTENT), d2.max.x = e.clamp(d2.max.x, 0, e.EXTENT), d2.max.y = e.clamp(d2.max.y, 0, e.EXTENT), d2), tile: t2, tileID: t2.tileID, pixelToTileUnitsFactor: u2 };
            var d2;
          }
          _bufferedScreenMercator(e2, t2) {
            const i3 = k(e2);
            if (this._screenRaycastCache[i3])
              return this._screenRaycastCache[i3];
            {
              const o2 = this.bufferedScreenGeometry(e2).map((e3) => t2.pointCoordinate3D(e3));
              return this._screenRaycastCache[i3] = o2, o2;
            }
          }
          _bufferedCameraMercator(e2, t2) {
            const i3 = k(e2);
            if (this._cameraRaycastCache[i3])
              return this._cameraRaycastCache[i3];
            {
              const o2 = this.bufferedCameraGeometry(e2).map((e3) => t2.pointCoordinate3D(e3));
              return this._cameraRaycastCache[i3] = o2, o2;
            }
          }
        }
        function k(e2) {
          return 100 * e2 | 0;
        }
        function O(t2, i3, o2) {
          const r2 = function(r3, n2) {
            if (r3)
              return o2(r3);
            if (n2) {
              const r4 = e.pick(e.extend(n2, t2), ["tiles", "minzoom", "maxzoom", "attribution", "mapbox_logo", "bounds", "scheme", "tileSize", "encoding"]);
              n2.vector_layers && (r4.vectorLayers = n2.vector_layers, r4.vectorLayerIds = r4.vectorLayers.map((e2) => e2.id)), r4.tiles = i3.canonicalizeTileset(r4, t2.url), o2(null, r4);
            }
          };
          return t2.url ? e.getJSON(i3.transformRequest(i3.normalizeSourceURL(t2.url), e.ResourceType.Source), r2) : e.exported.frame(() => r2(null, t2));
        }
        class B {
          constructor(t2, i3, o2) {
            this.bounds = e.LngLatBounds.convert(this.validateBounds(t2)), this.minzoom = i3 || 0, this.maxzoom = o2 || 24;
          }
          validateBounds(e2) {
            return Array.isArray(e2) && 4 === e2.length ? [Math.max(-180, e2[0]), Math.max(-90, e2[1]), Math.min(180, e2[2]), Math.min(90, e2[3])] : [-180, -90, 180, 90];
          }
          contains(t2) {
            const i3 = Math.pow(2, t2.z), o2 = Math.floor(e.mercatorXfromLng(this.bounds.getWest()) * i3), r2 = Math.floor(e.mercatorYfromLat(this.bounds.getNorth()) * i3), n2 = Math.ceil(e.mercatorXfromLng(this.bounds.getEast()) * i3), a2 = Math.ceil(e.mercatorYfromLat(this.bounds.getSouth()) * i3);
            return t2.x >= o2 && t2.x < n2 && t2.y >= r2 && t2.y < a2;
          }
        }
        class F {
          constructor(e2, t2, i3) {
            this.context = e2;
            const o2 = e2.gl;
            this.buffer = o2.createBuffer(), this.dynamicDraw = Boolean(i3), this.context.unbindVAO(), e2.bindElementBuffer.set(this.buffer), o2.bufferData(o2.ELEMENT_ARRAY_BUFFER, t2.arrayBuffer, this.dynamicDraw ? o2.DYNAMIC_DRAW : o2.STATIC_DRAW), this.dynamicDraw || t2.destroy();
          }
          bind() {
            this.context.bindElementBuffer.set(this.buffer);
          }
          updateData(e2) {
            const t2 = this.context.gl;
            this.context.unbindVAO(), this.bind(), t2.bufferSubData(t2.ELEMENT_ARRAY_BUFFER, 0, e2.arrayBuffer);
          }
          destroy() {
            this.buffer && (this.context.gl.deleteBuffer(this.buffer), delete this.buffer);
          }
        }
        const U = { Int8: "BYTE", Uint8: "UNSIGNED_BYTE", Int16: "SHORT", Uint16: "UNSIGNED_SHORT", Int32: "INT", Uint32: "UNSIGNED_INT", Float32: "FLOAT" };
        class N {
          constructor(e2, t2, i3, o2) {
            this.length = t2.length, this.attributes = i3, this.itemSize = t2.bytesPerElement, this.dynamicDraw = o2, this.context = e2;
            const r2 = e2.gl;
            this.buffer = r2.createBuffer(), e2.bindVertexBuffer.set(this.buffer), r2.bufferData(r2.ARRAY_BUFFER, t2.arrayBuffer, this.dynamicDraw ? r2.DYNAMIC_DRAW : r2.STATIC_DRAW), this.dynamicDraw || t2.destroy();
          }
          bind() {
            this.context.bindVertexBuffer.set(this.buffer);
          }
          updateData(e2) {
            const t2 = this.context.gl;
            this.bind(), t2.bufferSubData(t2.ARRAY_BUFFER, 0, e2.arrayBuffer);
          }
          enableAttributes(e2, t2) {
            for (let i3 = 0; i3 < this.attributes.length; i3++) {
              const o2 = t2.attributes[this.attributes[i3].name];
              void 0 !== o2 && e2.enableVertexAttribArray(o2);
            }
          }
          setVertexAttribPointers(e2, t2, i3) {
            for (let o2 = 0; o2 < this.attributes.length; o2++) {
              const r2 = this.attributes[o2], n2 = t2.attributes[r2.name];
              void 0 !== n2 && e2.vertexAttribPointer(n2, r2.components, e2[U[r2.type]], false, this.itemSize, r2.offset + this.itemSize * (i3 || 0));
            }
          }
          destroy() {
            this.buffer && (this.context.gl.deleteBuffer(this.buffer), delete this.buffer);
          }
        }
        class G {
          constructor(e2) {
            this.gl = e2.gl, this.default = this.getDefault(), this.current = this.default, this.dirty = false;
          }
          get() {
            return this.current;
          }
          set(e2) {
          }
          getDefault() {
            return this.default;
          }
          setDefault() {
            this.set(this.default);
          }
        }
        class j extends G {
          getDefault() {
            return e.Color.transparent;
          }
          set(e2) {
            const t2 = this.current;
            (e2.r !== t2.r || e2.g !== t2.g || e2.b !== t2.b || e2.a !== t2.a || this.dirty) && (this.gl.clearColor(e2.r, e2.g, e2.b, e2.a), this.current = e2, this.dirty = false);
          }
        }
        class Z extends G {
          getDefault() {
            return 1;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.clearDepth(e2), this.current = e2, this.dirty = false);
          }
        }
        class V extends G {
          getDefault() {
            return 0;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.clearStencil(e2), this.current = e2, this.dirty = false);
          }
        }
        class W extends G {
          getDefault() {
            return [true, true, true, true];
          }
          set(e2) {
            const t2 = this.current;
            (e2[0] !== t2[0] || e2[1] !== t2[1] || e2[2] !== t2[2] || e2[3] !== t2[3] || this.dirty) && (this.gl.colorMask(e2[0], e2[1], e2[2], e2[3]), this.current = e2, this.dirty = false);
          }
        }
        class q extends G {
          getDefault() {
            return true;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.depthMask(e2), this.current = e2, this.dirty = false);
          }
        }
        class X extends G {
          getDefault() {
            return 255;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.stencilMask(e2), this.current = e2, this.dirty = false);
          }
        }
        class $ extends G {
          getDefault() {
            return { func: this.gl.ALWAYS, ref: 0, mask: 255 };
          }
          set(e2) {
            const t2 = this.current;
            (e2.func !== t2.func || e2.ref !== t2.ref || e2.mask !== t2.mask || this.dirty) && (this.gl.stencilFunc(e2.func, e2.ref, e2.mask), this.current = e2, this.dirty = false);
          }
        }
        class H extends G {
          getDefault() {
            const e2 = this.gl;
            return [e2.KEEP, e2.KEEP, e2.KEEP];
          }
          set(e2) {
            const t2 = this.current;
            (e2[0] !== t2[0] || e2[1] !== t2[1] || e2[2] !== t2[2] || this.dirty) && (this.gl.stencilOp(e2[0], e2[1], e2[2]), this.current = e2, this.dirty = false);
          }
        }
        class K extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            e2 ? t2.enable(t2.STENCIL_TEST) : t2.disable(t2.STENCIL_TEST), this.current = e2, this.dirty = false;
          }
        }
        class Y extends G {
          getDefault() {
            return [0, 1];
          }
          set(e2) {
            const t2 = this.current;
            (e2[0] !== t2[0] || e2[1] !== t2[1] || this.dirty) && (this.gl.depthRange(e2[0], e2[1]), this.current = e2, this.dirty = false);
          }
        }
        class J extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            e2 ? t2.enable(t2.DEPTH_TEST) : t2.disable(t2.DEPTH_TEST), this.current = e2, this.dirty = false;
          }
        }
        class Q extends G {
          getDefault() {
            return this.gl.LESS;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.depthFunc(e2), this.current = e2, this.dirty = false);
          }
        }
        class ee extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            e2 ? t2.enable(t2.BLEND) : t2.disable(t2.BLEND), this.current = e2, this.dirty = false;
          }
        }
        class te extends G {
          getDefault() {
            const e2 = this.gl;
            return [e2.ONE, e2.ZERO];
          }
          set(e2) {
            const t2 = this.current;
            (e2[0] !== t2[0] || e2[1] !== t2[1] || this.dirty) && (this.gl.blendFunc(e2[0], e2[1]), this.current = e2, this.dirty = false);
          }
        }
        class ie extends G {
          getDefault() {
            return e.Color.transparent;
          }
          set(e2) {
            const t2 = this.current;
            (e2.r !== t2.r || e2.g !== t2.g || e2.b !== t2.b || e2.a !== t2.a || this.dirty) && (this.gl.blendColor(e2.r, e2.g, e2.b, e2.a), this.current = e2, this.dirty = false);
          }
        }
        class oe extends G {
          getDefault() {
            return this.gl.FUNC_ADD;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.blendEquation(e2), this.current = e2, this.dirty = false);
          }
        }
        class re extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            e2 ? t2.enable(t2.CULL_FACE) : t2.disable(t2.CULL_FACE), this.current = e2, this.dirty = false;
          }
        }
        class ne extends G {
          getDefault() {
            return this.gl.BACK;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.cullFace(e2), this.current = e2, this.dirty = false);
          }
        }
        class ae extends G {
          getDefault() {
            return this.gl.CCW;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.frontFace(e2), this.current = e2, this.dirty = false);
          }
        }
        class se extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.useProgram(e2), this.current = e2, this.dirty = false);
          }
        }
        class le extends G {
          getDefault() {
            return this.gl.TEXTURE0;
          }
          set(e2) {
            (e2 !== this.current || this.dirty) && (this.gl.activeTexture(e2), this.current = e2, this.dirty = false);
          }
        }
        class ce extends G {
          getDefault() {
            const e2 = this.gl;
            return [0, 0, e2.drawingBufferWidth, e2.drawingBufferHeight];
          }
          set(e2) {
            const t2 = this.current;
            (e2[0] !== t2[0] || e2[1] !== t2[1] || e2[2] !== t2[2] || e2[3] !== t2[3] || this.dirty) && (this.gl.viewport(e2[0], e2[1], e2[2], e2[3]), this.current = e2, this.dirty = false);
          }
        }
        class he extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.bindFramebuffer(t2.FRAMEBUFFER, e2), this.current = e2, this.dirty = false;
          }
        }
        class _e extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.bindRenderbuffer(t2.RENDERBUFFER, e2), this.current = e2, this.dirty = false;
          }
        }
        class ue extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.bindTexture(t2.TEXTURE_2D, e2), this.current = e2, this.dirty = false;
          }
        }
        class de extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.bindBuffer(t2.ARRAY_BUFFER, e2), this.current = e2, this.dirty = false;
          }
        }
        class pe extends G {
          getDefault() {
            return null;
          }
          set(e2) {
            const t2 = this.gl;
            t2.bindBuffer(t2.ELEMENT_ARRAY_BUFFER, e2), this.current = e2, this.dirty = false;
          }
        }
        class me extends G {
          constructor(e2) {
            super(e2), this.vao = e2.extVertexArrayObject;
          }
          getDefault() {
            return null;
          }
          set(e2) {
            this.vao && (e2 !== this.current || this.dirty) && (this.vao.bindVertexArrayOES(e2), this.current = e2, this.dirty = false);
          }
        }
        class fe extends G {
          getDefault() {
            return 4;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.pixelStorei(t2.UNPACK_ALIGNMENT, e2), this.current = e2, this.dirty = false;
          }
        }
        class ge extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.pixelStorei(t2.UNPACK_PREMULTIPLY_ALPHA_WEBGL, e2), this.current = e2, this.dirty = false;
          }
        }
        class ve extends G {
          getDefault() {
            return false;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            const t2 = this.gl;
            t2.pixelStorei(t2.UNPACK_FLIP_Y_WEBGL, e2), this.current = e2, this.dirty = false;
          }
        }
        class xe extends G {
          constructor(e2, t2) {
            super(e2), this.context = e2, this.parent = t2;
          }
          getDefault() {
            return null;
          }
        }
        class ye extends xe {
          setDirty() {
            this.dirty = true;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            this.context.bindFramebuffer.set(this.parent);
            const t2 = this.gl;
            t2.framebufferTexture2D(t2.FRAMEBUFFER, t2.COLOR_ATTACHMENT0, t2.TEXTURE_2D, e2, 0), this.current = e2, this.dirty = false;
          }
        }
        class be extends xe {
          attachment() {
            return this.gl.DEPTH_ATTACHMENT;
          }
          set(e2) {
            if (e2 === this.current && !this.dirty)
              return;
            this.context.bindFramebuffer.set(this.parent);
            const t2 = this.gl;
            t2.framebufferRenderbuffer(t2.FRAMEBUFFER, this.attachment(), t2.RENDERBUFFER, e2), this.current = e2, this.dirty = false;
          }
        }
        class we extends be {
          attachment() {
            return this.gl.DEPTH_STENCIL_ATTACHMENT;
          }
        }
        class Te {
          constructor(e2, t2, i3, o2) {
            this.context = e2, this.width = t2, this.height = i3;
            const r2 = this.framebuffer = e2.gl.createFramebuffer();
            this.colorAttachment = new ye(e2, r2), o2 && (this.depthAttachment = new be(e2, r2));
          }
          destroy() {
            const e2 = this.context.gl, t2 = this.colorAttachment.get();
            if (t2 && e2.deleteTexture(t2), this.depthAttachment) {
              const t3 = this.depthAttachment.get();
              t3 && e2.deleteRenderbuffer(t3);
            }
            e2.deleteFramebuffer(this.framebuffer);
          }
        }
        class Ee {
          constructor(e2) {
            this.gl = e2, this.extVertexArrayObject = this.gl.getExtension("OES_vertex_array_object"), this.clearColor = new j(this), this.clearDepth = new Z(this), this.clearStencil = new V(this), this.colorMask = new W(this), this.depthMask = new q(this), this.stencilMask = new X(this), this.stencilFunc = new $(this), this.stencilOp = new H(this), this.stencilTest = new K(this), this.depthRange = new Y(this), this.depthTest = new J(this), this.depthFunc = new Q(this), this.blend = new ee(this), this.blendFunc = new te(this), this.blendColor = new ie(this), this.blendEquation = new oe(this), this.cullFace = new re(this), this.cullFaceSide = new ne(this), this.frontFace = new ae(this), this.program = new se(this), this.activeTexture = new le(this), this.viewport = new ce(this), this.bindFramebuffer = new he(this), this.bindRenderbuffer = new _e(this), this.bindTexture = new ue(this), this.bindVertexBuffer = new de(this), this.bindElementBuffer = new pe(this), this.bindVertexArrayOES = this.extVertexArrayObject && new me(this), this.pixelStoreUnpack = new fe(this), this.pixelStoreUnpackPremultiplyAlpha = new ge(this), this.pixelStoreUnpackFlipY = new ve(this), this.extTextureFilterAnisotropic = e2.getExtension("EXT_texture_filter_anisotropic") || e2.getExtension("MOZ_EXT_texture_filter_anisotropic") || e2.getExtension("WEBKIT_EXT_texture_filter_anisotropic"), this.extTextureFilterAnisotropic && (this.extTextureFilterAnisotropicMax = e2.getParameter(this.extTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY_EXT)), this.extTextureFilterAnisotropicForceOff = false, this.extTextureHalfFloat = e2.getExtension("OES_texture_half_float"), this.extTextureHalfFloat && (e2.getExtension("OES_texture_half_float_linear"), this.extRenderToTextureHalfFloat = e2.getExtension("EXT_color_buffer_half_float")), this.extTimerQuery = e2.getExtension("EXT_disjoint_timer_query"), this.maxTextureSize = e2.getParameter(e2.MAX_TEXTURE_SIZE);
          }
          setDefault() {
            this.unbindVAO(), this.clearColor.setDefault(), this.clearDepth.setDefault(), this.clearStencil.setDefault(), this.colorMask.setDefault(), this.depthMask.setDefault(), this.stencilMask.setDefault(), this.stencilFunc.setDefault(), this.stencilOp.setDefault(), this.stencilTest.setDefault(), this.depthRange.setDefault(), this.depthTest.setDefault(), this.depthFunc.setDefault(), this.blend.setDefault(), this.blendFunc.setDefault(), this.blendColor.setDefault(), this.blendEquation.setDefault(), this.cullFace.setDefault(), this.cullFaceSide.setDefault(), this.frontFace.setDefault(), this.program.setDefault(), this.activeTexture.setDefault(), this.bindFramebuffer.setDefault(), this.pixelStoreUnpack.setDefault(), this.pixelStoreUnpackPremultiplyAlpha.setDefault(), this.pixelStoreUnpackFlipY.setDefault();
          }
          setDirty() {
            this.clearColor.dirty = true, this.clearDepth.dirty = true, this.clearStencil.dirty = true, this.colorMask.dirty = true, this.depthMask.dirty = true, this.stencilMask.dirty = true, this.stencilFunc.dirty = true, this.stencilOp.dirty = true, this.stencilTest.dirty = true, this.depthRange.dirty = true, this.depthTest.dirty = true, this.depthFunc.dirty = true, this.blend.dirty = true, this.blendFunc.dirty = true, this.blendColor.dirty = true, this.blendEquation.dirty = true, this.cullFace.dirty = true, this.cullFaceSide.dirty = true, this.frontFace.dirty = true, this.program.dirty = true, this.activeTexture.dirty = true, this.viewport.dirty = true, this.bindFramebuffer.dirty = true, this.bindRenderbuffer.dirty = true, this.bindTexture.dirty = true, this.bindVertexBuffer.dirty = true, this.bindElementBuffer.dirty = true, this.extVertexArrayObject && (this.bindVertexArrayOES.dirty = true), this.pixelStoreUnpack.dirty = true, this.pixelStoreUnpackPremultiplyAlpha.dirty = true, this.pixelStoreUnpackFlipY.dirty = true;
          }
          createIndexBuffer(e2, t2) {
            return new F(this, e2, t2);
          }
          createVertexBuffer(e2, t2, i3) {
            return new N(this, e2, t2, i3);
          }
          createRenderbuffer(e2, t2, i3) {
            const o2 = this.gl, r2 = o2.createRenderbuffer();
            return this.bindRenderbuffer.set(r2), o2.renderbufferStorage(o2.RENDERBUFFER, e2, t2, i3), this.bindRenderbuffer.set(null), r2;
          }
          createFramebuffer(e2, t2, i3) {
            return new Te(this, e2, t2, i3);
          }
          clear({ color: e2, depth: t2, stencil: i3 }) {
            const o2 = this.gl;
            let r2 = 0;
            e2 && (r2 |= o2.COLOR_BUFFER_BIT, this.clearColor.set(e2), this.colorMask.set([true, true, true, true])), void 0 !== t2 && (r2 |= o2.DEPTH_BUFFER_BIT, this.depthRange.set([0, 1]), this.clearDepth.set(t2), this.depthMask.set(true)), void 0 !== i3 && (r2 |= o2.STENCIL_BUFFER_BIT, this.clearStencil.set(i3), this.stencilMask.set(255)), o2.clear(r2);
          }
          setCullFace(e2) {
            false === e2.enable ? this.cullFace.set(false) : (this.cullFace.set(true), this.cullFaceSide.set(e2.mode), this.frontFace.set(e2.frontFace));
          }
          setDepthMode(e2) {
            e2.func !== this.gl.ALWAYS || e2.mask ? (this.depthTest.set(true), this.depthFunc.set(e2.func), this.depthMask.set(e2.mask), this.depthRange.set(e2.range)) : this.depthTest.set(false);
          }
          setStencilMode(e2) {
            e2.test.func !== this.gl.ALWAYS || e2.mask ? (this.stencilTest.set(true), this.stencilMask.set(e2.mask), this.stencilOp.set([e2.fail, e2.depthFail, e2.pass]), this.stencilFunc.set({ func: e2.test.func, ref: e2.ref, mask: e2.test.mask })) : this.stencilTest.set(false);
          }
          setColorMode(t2) {
            r(t2.blendFunction, e.ColorMode.Replace) ? this.blend.set(false) : (this.blend.set(true), this.blendFunc.set(t2.blendFunction), this.blendColor.set(t2.blendColor)), this.colorMask.set(t2.mask);
          }
          unbindVAO() {
            this.extVertexArrayObject && this.bindVertexArrayOES.set(null);
          }
        }
        class Ce extends e.Evented {
          constructor(t2, i3, o2, r2) {
            super(), this.id = t2, this.dispatcher = o2, this.setEventedParent(r2), this.type = "raster", this.minzoom = 0, this.maxzoom = 22, this.roundZoom = true, this.scheme = "xyz", this.tileSize = 512, this._loaded = false, this._options = e.extend({ type: "raster" }, i3), e.extend(this, e.pick(i3, ["url", "scheme", "tileSize"]));
          }
          load() {
            this._loaded = false, this.fire(new e.Event("dataloading", { dataType: "source" })), this._tileJSONRequest = O(this._options, this.map._requestManager, (t2, i3) => {
              this._tileJSONRequest = null, this._loaded = true, t2 ? this.fire(new e.ErrorEvent(t2)) : i3 && (e.extend(this, i3), i3.bounds && (this.tileBounds = new B(i3.bounds, this.minzoom, this.maxzoom)), e.postTurnstileEvent(i3.tiles), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "metadata" })), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "content" })));
            });
          }
          loaded() {
            return this._loaded;
          }
          onAdd(e2) {
            this.map = e2, this.load();
          }
          onRemove() {
            this._tileJSONRequest && (this._tileJSONRequest.cancel(), this._tileJSONRequest = null);
          }
          serialize() {
            return e.extend({}, this._options);
          }
          hasTile(e2) {
            return !this.tileBounds || this.tileBounds.contains(e2.canonical);
          }
          loadTile(t2, i3) {
            const o2 = e.exported.devicePixelRatio >= 2, r2 = this.map._requestManager.normalizeTileURL(t2.tileID.canonical.url(this.tiles, this.scheme), o2, this.tileSize);
            t2.request = e.getImage(this.map._requestManager.transformRequest(r2, e.ResourceType.Tile), (o3, r3, n2, a2) => (delete t2.request, t2.aborted ? (t2.state = "unloaded", i3(null)) : o3 ? (t2.state = "errored", i3(o3)) : r3 ? (this.map._refreshExpiredTiles && t2.setExpiryData({ cacheControl: n2, expires: a2 }), t2.setTexture(r3, this.map.painter), t2.state = "loaded", e.cacheEntryPossiblyAdded(this.dispatcher), void i3(null)) : i3(null)));
          }
          static loadTileData(e2, t2, i3) {
            e2.setTexture(t2, i3);
          }
          static unloadTileData(e2, t2) {
            e2.texture && t2.saveTileTexture(e2.texture);
          }
          abortTile(e2, t2) {
            e2.request && (e2.request.cancel(), delete e2.request), t2();
          }
          unloadTile(e2, t2) {
            e2.texture && this.map.painter.saveTileTexture(e2.texture), t2();
          }
          hasTransition() {
            return false;
          }
        }
        let Ie;
        function Me(t2, i3, o2, r2, n2, a2, s2, l2) {
          const c2 = [t2, o2, n2, i3, r2, a2, 1, 1, 1], h2 = [s2, l2, 1], _2 = e.adjoint([], c2), [u2, d2, p2] = e.transformMat3(h2, h2, e.transpose(_2, _2));
          return e.multiply(c2, [u2, 0, 0, 0, d2, 0, 0, 0, p2], c2);
        }
        class Se extends e.Evented {
          constructor(e2, t2, i3, o2) {
            super(), this.id = e2, this.dispatcher = i3, this.coordinates = t2.coordinates, this.type = "image", this.minzoom = 0, this.maxzoom = 22, this.tileSize = 512, this.tiles = {}, this._loaded = false, this.setEventedParent(o2), this.options = t2;
          }
          load(t2) {
            this._loaded = false, this.fire(new e.Event("dataloading", { dataType: "source" })), this.url = this.options.url, e.getImage(this.map._requestManager.transformRequest(this.url, e.ResourceType.Image), (i3, o2) => {
              if (this._loaded = true, i3)
                this.fire(new e.ErrorEvent(i3));
              else if (o2) {
                const { HTMLImageElement: i4 } = e.window;
                this.image = o2 instanceof i4 ? e.exported.getImageData(o2) : o2, this.width = this.image.width, this.height = this.image.height, t2 && (this.coordinates = t2), this._finishLoading();
              }
            });
          }
          loaded() {
            return this._loaded;
          }
          updateImage(e2) {
            return this.image && e2.url ? (this.options.url = e2.url, this.load(e2.coordinates), this) : this;
          }
          _finishLoading() {
            this.map && (this.setCoordinates(this.coordinates), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "metadata" })));
          }
          onAdd(e2) {
            this.map = e2, this.load();
          }
          onRemove() {
            this.texture && this.texture.destroy();
          }
          setCoordinates(t2) {
            this.coordinates = t2, this._boundsArray = void 0;
            const i3 = t2.map(e.MercatorCoordinate.fromLngLat);
            return this.tileID = function(t3) {
              let i4 = 1 / 0, o2 = 1 / 0, r2 = -1 / 0, n2 = -1 / 0;
              for (const e2 of t3)
                i4 = Math.min(i4, e2.x), o2 = Math.min(o2, e2.y), r2 = Math.max(r2, e2.x), n2 = Math.max(n2, e2.y);
              const a2 = Math.max(r2 - i4, n2 - o2), s2 = Math.max(0, Math.floor(-Math.log(a2) / Math.LN2)), l2 = Math.pow(2, s2);
              return new e.CanonicalTileID(s2, Math.floor((i4 + r2) / 2 * l2), Math.floor((o2 + n2) / 2 * l2));
            }(i3), this.minzoom = this.maxzoom = this.tileID.z, this.fire(new e.Event("data", { dataType: "source", sourceDataType: "content" })), this;
          }
          _clear() {
            this._boundsArray = void 0;
          }
          _prepareData(t2) {
            for (const e2 in this.tiles) {
              const t3 = this.tiles[e2];
              "loaded" !== t3.state && (t3.state = "loaded", t3.texture = this.texture);
            }
            if (this._boundsArray)
              return;
            const i3 = e.tileTransform(this.tileID, this.map.transform.projection), [o2, r2, n2, a2] = this.coordinates.map((t3) => {
              const o3 = i3.projection.project(t3[0], t3[1]);
              return e.getTilePoint(i3, o3)._round();
            });
            this.perspectiveTransform = function(t3, i4, o3, r3, n3, a3, s3, l2, c2, h2) {
              const _2 = Me(0, 0, t3, 0, 0, i4, t3, i4), u2 = Me(o3, r3, n3, a3, s3, l2, c2, h2);
              return e.multiply(u2, e.adjoint(_2, _2), u2), [u2[6] / u2[8] * t3 / e.EXTENT, u2[7] / u2[8] * i4 / e.EXTENT];
            }(this.width, this.height, o2.x, o2.y, r2.x, r2.y, a2.x, a2.y, n2.x, n2.y);
            const s2 = this._boundsArray = new e.StructArrayLayout4i8();
            s2.emplaceBack(o2.x, o2.y, 0, 0), s2.emplaceBack(r2.x, r2.y, e.EXTENT, 0), s2.emplaceBack(a2.x, a2.y, 0, e.EXTENT), s2.emplaceBack(n2.x, n2.y, e.EXTENT, e.EXTENT), this.boundsBuffer && this.boundsBuffer.destroy(), this.boundsBuffer = t2.createVertexBuffer(s2, e.boundsAttributes.members), this.boundsSegments = e.SegmentVector.simpleSegment(0, 0, 4, 2);
          }
          prepare() {
            if (0 === Object.keys(this.tiles).length || !this.image)
              return;
            const t2 = this.map.painter.context, i3 = t2.gl;
            this.texture ? this.texture.update(this.image) : (this.texture = new e.Texture(t2, this.image, i3.RGBA), this.texture.bind(i3.LINEAR, i3.CLAMP_TO_EDGE)), this._prepareData(t2);
          }
          loadTile(e2, t2) {
            this.tileID && this.tileID.equals(e2.tileID.canonical) ? (this.tiles[String(e2.tileID.wrap)] = e2, e2.buckets = {}, t2(null)) : (e2.state = "errored", t2(null));
          }
          serialize() {
            return { type: "image", url: this.options.url, coordinates: this.coordinates };
          }
          hasTransition() {
            return false;
          }
        }
        const ze = { vector: class extends e.Evented {
          constructor(t2, i3, o2, r2) {
            if (super(), this.id = t2, this.dispatcher = o2, this.type = "vector", this.minzoom = 0, this.maxzoom = 22, this.scheme = "xyz", this.tileSize = 512, this.reparseOverscaled = true, this.isTileClipped = true, this._loaded = false, e.extend(this, e.pick(i3, ["url", "scheme", "tileSize", "promoteId"])), this._options = e.extend({ type: "vector" }, i3), this._collectResourceTiming = i3.collectResourceTiming, 512 !== this.tileSize)
              throw new Error("vector tile sources must have a tileSize of 512");
            this.setEventedParent(r2), this._tileWorkers = {}, this._deduped = new e.DedupedRequest();
          }
          load() {
            this._loaded = false, this.fire(new e.Event("dataloading", { dataType: "source" })), this._tileJSONRequest = O(this._options, this.map._requestManager, (t2, i3) => {
              this._tileJSONRequest = null, this._loaded = true, t2 ? this.fire(new e.ErrorEvent(t2)) : i3 && (e.extend(this, i3), i3.bounds && (this.tileBounds = new B(i3.bounds, this.minzoom, this.maxzoom)), e.postTurnstileEvent(i3.tiles, this.map._requestManager._customAccessToken), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "metadata" })), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "content" })));
            });
          }
          loaded() {
            return this._loaded;
          }
          hasTile(e2) {
            return !this.tileBounds || this.tileBounds.contains(e2.canonical);
          }
          onAdd(e2) {
            this.map = e2, this.load();
          }
          setSourceProperty(e2) {
            this._tileJSONRequest && this._tileJSONRequest.cancel(), e2();
            const t2 = this.map.style._getSourceCaches(this.id);
            for (const e3 of t2)
              e3.clearTiles();
            this.load();
          }
          setTiles(e2) {
            return this.setSourceProperty(() => {
              this._options.tiles = e2;
            }), this;
          }
          setUrl(e2) {
            return this.setSourceProperty(() => {
              this.url = e2, this._options.url = e2;
            }), this;
          }
          onRemove() {
            this._tileJSONRequest && (this._tileJSONRequest.cancel(), this._tileJSONRequest = null);
          }
          serialize() {
            return e.extend({}, this._options);
          }
          loadTile(t2, i3) {
            const o2 = this.map._requestManager.normalizeTileURL(t2.tileID.canonical.url(this.tiles, this.scheme)), r2 = { request: this.map._requestManager.transformRequest(o2, e.ResourceType.Tile), data: void 0, uid: t2.uid, tileID: t2.tileID, tileZoom: t2.tileZoom, zoom: t2.tileID.overscaledZ, tileSize: this.tileSize * t2.tileID.overscaleFactor(), type: this.type, source: this.id, pixelRatio: e.exported.devicePixelRatio, showCollisionBoxes: this.map.showCollisionBoxes, promoteId: this.promoteId, isSymbolTile: t2.isSymbolTile };
            if (r2.request.collectResourceTiming = this._collectResourceTiming, t2.actor && "expired" !== t2.state)
              "loading" === t2.state ? t2.reloadCallback = i3 : t2.request = t2.actor.send("reloadTile", r2, n2.bind(this));
            else if (t2.actor = this._tileWorkers[o2] = this._tileWorkers[o2] || this.dispatcher.getActor(), this.dispatcher.ready)
              t2.request = t2.actor.send("loadTile", r2, n2.bind(this), void 0, true);
            else {
              const i4 = e.loadVectorTile.call({ deduped: this._deduped }, r2, (e2, i5) => {
                e2 || !i5 ? n2.call(this, e2) : (r2.data = { cacheControl: i5.cacheControl, expires: i5.expires, rawData: i5.rawData.slice(0) }, t2.actor && t2.actor.send("loadTile", r2, n2.bind(this), void 0, true));
              }, true);
              t2.request = { cancel: i4 };
            }
            function n2(o3, r3) {
              return delete t2.request, t2.aborted ? i3(null) : o3 && 404 !== o3.status ? i3(o3) : (r3 && r3.resourceTiming && (t2.resourceTiming = r3.resourceTiming), this.map._refreshExpiredTiles && r3 && t2.setExpiryData(r3), t2.loadVectorData(r3, this.map.painter), e.cacheEntryPossiblyAdded(this.dispatcher), i3(null), void (t2.reloadCallback && (this.loadTile(t2, t2.reloadCallback), t2.reloadCallback = null)));
            }
          }
          abortTile(e2) {
            e2.request && (e2.request.cancel(), delete e2.request), e2.actor && e2.actor.send("abortTile", { uid: e2.uid, type: this.type, source: this.id });
          }
          unloadTile(e2) {
            e2.unloadVectorData(), e2.actor && e2.actor.send("removeTile", { uid: e2.uid, type: this.type, source: this.id });
          }
          hasTransition() {
            return false;
          }
          afterUpdate() {
            this._tileWorkers = {};
          }
        }, raster: Ce, "raster-dem": class extends Ce {
          constructor(t2, i3, o2, r2) {
            super(t2, i3, o2, r2), this.type = "raster-dem", this.maxzoom = 22, this._options = e.extend({ type: "raster-dem" }, i3), this.encoding = i3.encoding || "mapbox";
          }
          loadTile(t2, i3) {
            const o2 = this.map._requestManager.normalizeTileURL(t2.tileID.canonical.url(this.tiles, this.scheme), false, this.tileSize);
            function r2(e2, o3) {
              e2 && (t2.state = "errored", i3(e2)), o3 && (t2.dem = o3, t2.dem.onDeserialize(), t2.needsHillshadePrepare = true, t2.needsDEMTextureUpload = true, t2.state = "loaded", i3(null));
            }
            t2.request = e.getImage(this.map._requestManager.transformRequest(o2, e.ResourceType.Tile), function(o3, n2, a2, s2) {
              if (delete t2.request, t2.aborted)
                t2.state = "unloaded", i3(null);
              else if (o3)
                t2.state = "errored", i3(o3);
              else if (n2) {
                this.map._refreshExpiredTiles && t2.setExpiryData({ cacheControl: a2, expires: s2 });
                const i4 = e.window.ImageBitmap && n2 instanceof e.window.ImageBitmap && (null == Ie && (Ie = e.window.OffscreenCanvas && new e.window.OffscreenCanvas(1, 1).getContext("2d") && "function" == typeof e.window.createImageBitmap), Ie), o4 = 1 - (n2.width - e.prevPowerOfTwo(n2.width)) / 2;
                o4 < 1 || t2.neighboringTiles || (t2.neighboringTiles = this._getNeighboringTiles(t2.tileID));
                const l2 = i4 ? n2 : e.exported.getImageData(n2, o4), c2 = { uid: t2.uid, coord: t2.tileID, source: this.id, rawImageData: l2, encoding: this.encoding, padding: o4 };
                t2.actor && "expired" !== t2.state || (t2.actor = this.dispatcher.getActor(), t2.actor.send("loadDEMTile", c2, r2.bind(this), void 0, true));
              }
            }.bind(this));
          }
          _getNeighboringTiles(t2) {
            const i3 = t2.canonical, o2 = Math.pow(2, i3.z), r2 = (i3.x - 1 + o2) % o2, n2 = 0 === i3.x ? t2.wrap - 1 : t2.wrap, a2 = (i3.x + 1 + o2) % o2, s2 = i3.x + 1 === o2 ? t2.wrap + 1 : t2.wrap, l2 = {};
            return l2[new e.OverscaledTileID(t2.overscaledZ, n2, i3.z, r2, i3.y).key] = { backfilled: false }, l2[new e.OverscaledTileID(t2.overscaledZ, s2, i3.z, a2, i3.y).key] = { backfilled: false }, i3.y > 0 && (l2[new e.OverscaledTileID(t2.overscaledZ, n2, i3.z, r2, i3.y - 1).key] = { backfilled: false }, l2[new e.OverscaledTileID(t2.overscaledZ, t2.wrap, i3.z, i3.x, i3.y - 1).key] = { backfilled: false }, l2[new e.OverscaledTileID(t2.overscaledZ, s2, i3.z, a2, i3.y - 1).key] = { backfilled: false }), i3.y + 1 < o2 && (l2[new e.OverscaledTileID(t2.overscaledZ, n2, i3.z, r2, i3.y + 1).key] = { backfilled: false }, l2[new e.OverscaledTileID(t2.overscaledZ, t2.wrap, i3.z, i3.x, i3.y + 1).key] = { backfilled: false }, l2[new e.OverscaledTileID(t2.overscaledZ, s2, i3.z, a2, i3.y + 1).key] = { backfilled: false }), l2;
          }
          unloadTile(e2) {
            e2.demTexture && this.map.painter.saveTileTexture(e2.demTexture), e2.fbo && (e2.fbo.destroy(), delete e2.fbo), e2.dem && delete e2.dem, delete e2.neighboringTiles, e2.state = "unloaded";
          }
        }, geojson: class extends e.Evented {
          constructor(t2, i3, o2, r2) {
            super(), this.id = t2, this.type = "geojson", this.minzoom = 0, this.maxzoom = 18, this.tileSize = 512, this.isTileClipped = true, this.reparseOverscaled = true, this._loaded = false, this.actor = o2.getActor(), this.setEventedParent(r2), this._data = i3.data, this._options = e.extend({}, i3), this._collectResourceTiming = i3.collectResourceTiming, void 0 !== i3.maxzoom && (this.maxzoom = i3.maxzoom), i3.type && (this.type = i3.type), i3.attribution && (this.attribution = i3.attribution), this.promoteId = i3.promoteId;
            const n2 = e.EXTENT / this.tileSize;
            this.workerOptions = e.extend({ source: this.id, cluster: i3.cluster || false, geojsonVtOptions: { buffer: (void 0 !== i3.buffer ? i3.buffer : 128) * n2, tolerance: (void 0 !== i3.tolerance ? i3.tolerance : 0.375) * n2, extent: e.EXTENT, maxZoom: this.maxzoom, lineMetrics: i3.lineMetrics || false, generateId: i3.generateId || false }, superclusterOptions: { maxZoom: void 0 !== i3.clusterMaxZoom ? i3.clusterMaxZoom : this.maxzoom - 1, minPoints: Math.max(2, i3.clusterMinPoints || 2), extent: e.EXTENT, radius: (void 0 !== i3.clusterRadius ? i3.clusterRadius : 50) * n2, log: false, generateId: i3.generateId || false }, clusterProperties: i3.clusterProperties, filter: i3.filter }, i3.workerOptions);
          }
          onAdd(e2) {
            this.map = e2, this.setData(this._data);
          }
          setData(e2) {
            return this._data = e2, this._updateWorkerData(), this;
          }
          getClusterExpansionZoom(e2, t2) {
            return this.actor.send("geojson.getClusterExpansionZoom", { clusterId: e2, source: this.id }, t2), this;
          }
          getClusterChildren(e2, t2) {
            return this.actor.send("geojson.getClusterChildren", { clusterId: e2, source: this.id }, t2), this;
          }
          getClusterLeaves(e2, t2, i3, o2) {
            return this.actor.send("geojson.getClusterLeaves", { source: this.id, clusterId: e2, limit: t2, offset: i3 }, o2), this;
          }
          _updateWorkerData() {
            if (this._pendingLoad)
              return void (this._coalesce = true);
            this.fire(new e.Event("dataloading", { dataType: "source" })), this._loaded = false;
            const t2 = e.extend({}, this.workerOptions), i3 = this._data;
            "string" == typeof i3 ? (t2.request = this.map._requestManager.transformRequest(e.exported.resolveURL(i3), e.ResourceType.Source), t2.request.collectResourceTiming = this._collectResourceTiming) : t2.data = JSON.stringify(i3), this._pendingLoad = this.actor.send(`${this.type}.loadData`, t2, (t3, i4) => {
              if (this._loaded = true, this._pendingLoad = null, t3)
                this.fire(new e.ErrorEvent(t3));
              else {
                const t4 = { dataType: "source", sourceDataType: this._metadataFired ? "content" : "metadata" };
                this._collectResourceTiming && i4 && i4.resourceTiming && i4.resourceTiming[this.id] && (t4.resourceTiming = i4.resourceTiming[this.id]), this.fire(new e.Event("data", t4)), this._metadataFired = true;
              }
              this._coalesce && (this._updateWorkerData(), this._coalesce = false);
            });
          }
          loaded() {
            return this._loaded;
          }
          loadTile(t2, i3) {
            const o2 = t2.actor ? "reloadTile" : "loadTile";
            t2.actor = this.actor, t2.request = this.actor.send(o2, { type: this.type, uid: t2.uid, tileID: t2.tileID, tileZoom: t2.tileZoom, zoom: t2.tileID.overscaledZ, maxZoom: this.maxzoom, tileSize: this.tileSize, source: this.id, pixelRatio: e.exported.devicePixelRatio, showCollisionBoxes: this.map.showCollisionBoxes, promoteId: this.promoteId }, (e2, r2) => (delete t2.request, t2.unloadVectorData(), t2.aborted ? i3(null) : e2 ? i3(e2) : (t2.loadVectorData(r2, this.map.painter, "reloadTile" === o2), i3(null))), void 0, "loadTile" === o2);
          }
          abortTile(e2) {
            e2.request && (e2.request.cancel(), delete e2.request), e2.aborted = true;
          }
          unloadTile(e2) {
            e2.unloadVectorData(), this.actor.send("removeTile", { uid: e2.uid, type: this.type, source: this.id });
          }
          onRemove() {
            this._pendingLoad && this._pendingLoad.cancel();
          }
          serialize() {
            return e.extend({}, this._options, { type: this.type, data: this._data });
          }
          hasTransition() {
            return false;
          }
        }, video: class extends Se {
          constructor(e2, t2, i3, o2) {
            super(e2, t2, i3, o2), this.roundZoom = true, this.type = "video", this.options = t2;
          }
          load() {
            this._loaded = false;
            const t2 = this.options;
            this.urls = [];
            for (const i3 of t2.urls)
              this.urls.push(this.map._requestManager.transformRequest(i3, e.ResourceType.Source).url);
            e.getVideo(this.urls, (t3, i3) => {
              this._loaded = true, t3 ? this.fire(new e.ErrorEvent(t3)) : i3 && (this.video = i3, this.video.loop = true, this.video.setAttribute("playsinline", ""), this.video.addEventListener("playing", () => {
                this.map.triggerRepaint();
              }), this.map && this.video.play(), this._finishLoading());
            });
          }
          pause() {
            this.video && this.video.pause();
          }
          play() {
            this.video && this.video.play();
          }
          seek(t2) {
            if (this.video) {
              const i3 = this.video.seekable;
              t2 < i3.start(0) || t2 > i3.end(0) ? this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${this.id}`, null, `Playback for this video can be set only between the ${i3.start(0)} and ${i3.end(0)}-second mark.`))) : this.video.currentTime = t2;
            }
          }
          getVideo() {
            return this.video;
          }
          onAdd(e2) {
            this.map || (this.map = e2, this.load(), this.video && (this.video.play(), this.setCoordinates(this.coordinates)));
          }
          prepare() {
            if (0 === Object.keys(this.tiles).length || this.video.readyState < 2)
              return;
            const t2 = this.map.painter.context, i3 = t2.gl;
            this.texture ? this.video.paused || (this.texture.bind(i3.LINEAR, i3.CLAMP_TO_EDGE), i3.texSubImage2D(i3.TEXTURE_2D, 0, 0, 0, i3.RGBA, i3.UNSIGNED_BYTE, this.video)) : (this.texture = new e.Texture(t2, this.video, i3.RGBA), this.texture.bind(i3.LINEAR, i3.CLAMP_TO_EDGE), this.width = this.video.videoWidth, this.height = this.video.videoHeight), this._prepareData(t2);
          }
          serialize() {
            return { type: "video", urls: this.urls, coordinates: this.coordinates };
          }
          hasTransition() {
            return this.video && !this.video.paused;
          }
        }, image: Se, canvas: class extends Se {
          constructor(t2, i3, o2, r2) {
            super(t2, i3, o2, r2), i3.coordinates ? Array.isArray(i3.coordinates) && 4 === i3.coordinates.length && !i3.coordinates.some((e2) => !Array.isArray(e2) || 2 !== e2.length || e2.some((e3) => "number" != typeof e3)) || this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${t2}`, null, '"coordinates" property must be an array of 4 longitude/latitude array pairs'))) : this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${t2}`, null, 'missing required property "coordinates"'))), i3.animate && "boolean" != typeof i3.animate && this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${t2}`, null, 'optional "animate" property must be a boolean value'))), i3.canvas ? "string" == typeof i3.canvas || i3.canvas instanceof e.window.HTMLCanvasElement || this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${t2}`, null, '"canvas" must be either a string representing the ID of the canvas element from which to read, or an HTMLCanvasElement instance'))) : this.fire(new e.ErrorEvent(new e.ValidationError(`sources.${t2}`, null, 'missing required property "canvas"'))), this.options = i3, this.animate = void 0 === i3.animate || i3.animate;
          }
          load() {
            this._loaded = true, this.canvas || (this.canvas = this.options.canvas instanceof e.window.HTMLCanvasElement ? this.options.canvas : e.window.document.getElementById(this.options.canvas)), this.width = this.canvas.width, this.height = this.canvas.height, this._hasInvalidDimensions() ? this.fire(new e.ErrorEvent(new Error("Canvas dimensions cannot be less than or equal to zero."))) : (this.play = function() {
              this._playing = true, this.map.triggerRepaint();
            }, this.pause = function() {
              this._playing && (this.prepare(), this._playing = false);
            }, this._finishLoading());
          }
          getCanvas() {
            return this.canvas;
          }
          onAdd(e2) {
            this.map = e2, this.load(), this.canvas && this.animate && this.play();
          }
          onRemove() {
            this.pause();
          }
          prepare() {
            let t2 = false;
            if (this.canvas.width !== this.width && (this.width = this.canvas.width, t2 = true), this.canvas.height !== this.height && (this.height = this.canvas.height, t2 = true), this._hasInvalidDimensions())
              return;
            if (0 === Object.keys(this.tiles).length)
              return;
            const i3 = this.map.painter.context;
            this.texture ? (t2 || this._playing) && this.texture.update(this.canvas, { premultiply: true }) : this.texture = new e.Texture(i3, this.canvas, i3.gl.RGBA, { premultiply: true }), this._prepareData(i3);
          }
          serialize() {
            return { type: "canvas", coordinates: this.coordinates };
          }
          hasTransition() {
            return this._playing;
          }
          _hasInvalidDimensions() {
            for (const e2 of [this.canvas.width, this.canvas.height])
              if (isNaN(e2) || e2 <= 0)
                return true;
            return false;
          }
        }, custom: class extends e.Evented {
          constructor(t2, i3, o2, r2) {
            super(), this.id = t2, this.type = "custom", this._dataType = "raster", this._dispatcher = o2, this._implementation = i3, this.setEventedParent(r2), this.scheme = "xyz", this.minzoom = 0, this.maxzoom = 22, this.tileSize = 512, this._loaded = false, this.roundZoom = true, this._implementation || this.fire(new e.ErrorEvent(new Error(`Missing implementation for ${this.id} custom source`))), this._implementation.loadTile || this.fire(new e.ErrorEvent(new Error(`Missing loadTile implementation for ${this.id} custom source`))), this._implementation.bounds && (this.tileBounds = new B(this._implementation.bounds, this.minzoom, this.maxzoom)), i3.update = this._update.bind(this), i3.coveringTiles = this._coveringTiles.bind(this), e.extend(this, e.pick(i3, ["dataType", "scheme", "minzoom", "maxzoom", "tileSize", "attribution", "minTileCacheSize", "maxTileCacheSize"]));
          }
          serialize() {
            return e.pick(this, ["type", "scheme", "minzoom", "maxzoom", "tileSize", "attribution"]);
          }
          load() {
            this._loaded = true, this.fire(new e.Event("data", { dataType: "source", sourceDataType: "metadata" })), this.fire(new e.Event("data", { dataType: "source", sourceDataType: "content" }));
          }
          loaded() {
            return this._loaded;
          }
          onAdd(t2) {
            this._map = t2, this._loaded = false, this.fire(new e.Event("dataloading", { dataType: "source" })), this._implementation.onAdd && this._implementation.onAdd(t2), this.load();
          }
          onRemove(e2) {
            this._implementation.onRemove && this._implementation.onRemove(e2);
          }
          hasTile(e2) {
            if (this._implementation.hasTile) {
              const { x: t2, y: i3, z: o2 } = e2.canonical;
              return this._implementation.hasTile({ x: t2, y: i3, z: o2 });
            }
            return !this.tileBounds || this.tileBounds.contains(e2.canonical);
          }
          loadTile(t2, i3) {
            const { x: o2, y: r2, z: n2 } = t2.tileID.canonical, a2 = new e.window.AbortController(), s2 = this._implementation.loadTile({ x: o2, y: r2, z: n2 }, { signal: a2.signal });
            if (!s2)
              return this.loadTileData(t2, { width: this.tileSize, height: this.tileSize, data: null }), t2.state = "loaded", i3(null);
            s2.cancel = () => a2.abort(), t2.request = s2.then(function(o3) {
              return delete t2.request, t2.aborted ? (t2.state = "unloaded", i3(null)) : o3 ? function(t3) {
                return t3 instanceof e.window.ImageData || t3 instanceof e.window.ImageBitmap || t3 instanceof e.window.HTMLCanvasElement;
              }(o3) ? (this.loadTileData(t2, o3), t2.state = "loaded", void i3(null)) : (t2.state = "errored", i3(new Error(`Can't infer data type for ${this.id}, only raster data supported at the moment`))) : (this.loadTileData(t2, { width: this.tileSize, height: this.tileSize, data: null }), t2.state = "loaded", i3(null));
            }.bind(this)).catch((e2) => {
              20 !== e2.code && (t2.state = "errored", i3(e2));
            });
          }
          loadTileData(e2, t2) {
            Ce.loadTileData(e2, t2, this._map.painter);
          }
          unloadTileData(e2) {
            Ce.unloadTileData(e2, this._map.painter);
          }
          prepareTile(e2) {
            if (!this._implementation.prepareTile)
              return null;
            const { x: t2, y: i3, z: o2 } = e2.tileID.canonical, r2 = this._implementation.prepareTile({ x: t2, y: i3, z: o2 });
            return r2 ? (this.loadTileData(e2, r2), e2.state = "loaded", r2) : null;
          }
          unloadTile(e2, t2) {
            if (this.unloadTileData(e2), this._implementation.unloadTile) {
              const { x: t3, y: i3, z: o2 } = e2.tileID.canonical;
              this._implementation.unloadTile({ x: t3, y: i3, z: o2 });
            }
            t2();
          }
          abortTile(e2, t2) {
            e2.request && e2.request.cancel && (e2.request.cancel(), delete e2.request), t2();
          }
          hasTransition() {
            return false;
          }
          _coveringTiles() {
            return this._map.transform.coveringTiles({ tileSize: this.tileSize, minzoom: this.minzoom, maxzoom: this.maxzoom, roundZoom: this.roundZoom }).map((e2) => ({ x: e2.canonical.x, y: e2.canonical.y, z: e2.canonical.z }));
          }
          _update() {
            this.fire(new e.Event("data", { dataType: "source", sourceDataType: "content" }));
          }
        } }, De = function(t2, i3, o2, r2) {
          const n2 = new ze[i3.type](t2, i3, o2, r2);
          if (n2.id !== t2)
            throw new Error(`Expected Source id to be ${t2} instead of ${n2.id}`);
          return e.bindAll(["load", "abort", "unload", "serialize", "prepare"], n2), n2;
        };
        function Pe(t2, i3) {
          const o2 = e.identity([]);
          return e.scale(o2, o2, [0.5 * t2.width, 0.5 * -t2.height, 1]), e.translate(o2, o2, [1, -1, 0]), e.multiply$1(o2, o2, t2.calculateProjMatrix(i3.toUnwrapped())), Float32Array.from(o2);
        }
        function Ae(e2, t2, i3, o2, r2, n2, a2, s2 = false) {
          const l2 = e2.tilesIn(o2, a2, s2);
          l2.sort(Re);
          const c2 = [];
          for (const o3 of l2)
            c2.push({ wrappedTileID: o3.tile.tileID.wrapped().key, queryResults: o3.tile.queryRenderedFeatures(t2, i3, e2._state, o3, r2, n2, Pe(e2.transform, o3.tile.tileID), s2) });
          const h2 = function(e3) {
            const t3 = {}, i4 = {};
            for (const o3 of e3) {
              const e4 = o3.queryResults, r3 = o3.wrappedTileID, n3 = i4[r3] = i4[r3] || {};
              for (const i5 in e4) {
                const o4 = e4[i5], r4 = n3[i5] = n3[i5] || {}, a3 = t3[i5] = t3[i5] || [];
                for (const e5 of o4)
                  r4[e5.featureIndex] || (r4[e5.featureIndex] = true, a3.push(e5));
              }
            }
            return t3;
          }(c2);
          for (const t3 in h2)
            h2[t3].forEach((t4) => {
              const i4 = t4.feature, o3 = i4.layer;
              o3 && "background" !== o3.type && "sky" !== o3.type && (i4.source = o3.source, o3["source-layer"] && (i4.sourceLayer = o3["source-layer"]), i4.state = void 0 !== i4.id ? e2.getFeatureState(o3["source-layer"], i4.id) : {});
            });
          return h2;
        }
        function Le(e2, t2) {
          const i3 = e2.getRenderableIds().map((t3) => e2.getTileByID(t3)), o2 = [], r2 = {};
          for (let e3 = 0; e3 < i3.length; e3++) {
            const n2 = i3[e3], a2 = n2.tileID.canonical.key;
            r2[a2] || (r2[a2] = true, n2.querySourceFeatures(o2, t2));
          }
          return o2;
        }
        function Re(e2, t2) {
          const i3 = e2.tileID, o2 = t2.tileID;
          return i3.overscaledZ - o2.overscaledZ || i3.canonical.y - o2.canonical.y || i3.wrap - o2.wrap || i3.canonical.x - o2.canonical.x;
        }
        function ke() {
          return null != ln.workerClass ? new ln.workerClass() : new e.window.Worker(ln.workerUrl);
        }
        const Oe = "mapboxgl_preloaded_worker_pool";
        class Be {
          constructor() {
            this.active = {};
          }
          acquire(e2) {
            if (!this.workers)
              for (this.workers = []; this.workers.length < Be.workerCount; )
                this.workers.push(new ke());
            return this.active[e2] = true, this.workers.slice();
          }
          release(e2) {
            delete this.active[e2], 0 === this.numActive() && (this.workers.forEach((e3) => {
              e3.terminate();
            }), this.workers = null);
          }
          isPreloaded() {
            return !!this.active[Oe];
          }
          numActive() {
            return Object.keys(this.active).length;
          }
        }
        let Fe;
        function Ue() {
          return Fe || (Fe = new Be()), Fe;
        }
        function Ne(t2, i3) {
          const o2 = {};
          for (const e2 in t2)
            "ref" !== e2 && (o2[e2] = t2[e2]);
          return e.refProperties.forEach((e2) => {
            e2 in i3 && (o2[e2] = i3[e2]);
          }), o2;
        }
        function Ge(e2) {
          e2 = e2.slice();
          const t2 = /* @__PURE__ */ Object.create(null);
          for (let i3 = 0; i3 < e2.length; i3++)
            t2[e2[i3].id] = e2[i3];
          for (let i3 = 0; i3 < e2.length; i3++)
            "ref" in e2[i3] && (e2[i3] = Ne(e2[i3], t2[e2[i3].ref]));
          return e2;
        }
        Be.workerCount = 2;
        const je = { setStyle: "setStyle", addLayer: "addLayer", removeLayer: "removeLayer", setPaintProperty: "setPaintProperty", setLayoutProperty: "setLayoutProperty", setFilter: "setFilter", addSource: "addSource", removeSource: "removeSource", setGeoJSONSourceData: "setGeoJSONSourceData", setLayerZoomRange: "setLayerZoomRange", setLayerProperty: "setLayerProperty", setCenter: "setCenter", setZoom: "setZoom", setBearing: "setBearing", setPitch: "setPitch", setSprite: "setSprite", setGlyphs: "setGlyphs", setTransition: "setTransition", setLight: "setLight", setTerrain: "setTerrain", setFog: "setFog", setProjection: "setProjection" };
        function Ze(e2, t2, i3) {
          i3.push({ command: je.addSource, args: [e2, t2[e2]] });
        }
        function Ve(e2, t2, i3) {
          t2.push({ command: je.removeSource, args: [e2] }), i3[e2] = true;
        }
        function We(e2, t2, i3, o2) {
          Ve(e2, i3, o2), Ze(e2, t2, i3);
        }
        function qe(e2, t2, i3) {
          let o2;
          for (o2 in e2[i3])
            if (e2[i3].hasOwnProperty(o2) && "data" !== o2 && !r(e2[i3][o2], t2[i3][o2]))
              return false;
          for (o2 in t2[i3])
            if (t2[i3].hasOwnProperty(o2) && "data" !== o2 && !r(e2[i3][o2], t2[i3][o2]))
              return false;
          return true;
        }
        function Xe(e2, t2, i3, o2, n2, a2) {
          let s2;
          for (s2 in t2 = t2 || {}, e2 = e2 || {})
            e2.hasOwnProperty(s2) && (r(e2[s2], t2[s2]) || i3.push({ command: a2, args: [o2, s2, t2[s2], n2] }));
          for (s2 in t2)
            t2.hasOwnProperty(s2) && !e2.hasOwnProperty(s2) && (r(e2[s2], t2[s2]) || i3.push({ command: a2, args: [o2, s2, t2[s2], n2] }));
        }
        function $e(e2) {
          return e2.id;
        }
        function He(e2, t2) {
          return e2[t2.id] = t2, e2;
        }
        class Ke {
          constructor(e2, t2) {
            this.reset(e2, t2);
          }
          reset(e2, t2) {
            this.points = e2 || [], this._distances = [0];
            for (let e3 = 1; e3 < this.points.length; e3++)
              this._distances[e3] = this._distances[e3 - 1] + this.points[e3].dist(this.points[e3 - 1]);
            this.length = this._distances[this._distances.length - 1], this.padding = Math.min(t2 || 0, 0.5 * this.length), this.paddedLength = this.length - 2 * this.padding;
          }
          lerp(t2) {
            if (1 === this.points.length)
              return this.points[0];
            t2 = e.clamp(t2, 0, 1);
            let i3 = 1, o2 = this._distances[i3];
            const r2 = t2 * this.paddedLength + this.padding;
            for (; o2 < r2 && i3 < this._distances.length; )
              o2 = this._distances[++i3];
            const n2 = i3 - 1, a2 = this._distances[n2], s2 = o2 - a2, l2 = s2 > 0 ? (r2 - a2) / s2 : 0;
            return this.points[n2].mult(1 - l2).add(this.points[i3].mult(l2));
          }
        }
        class Ye {
          constructor(e2, t2, i3) {
            const o2 = this.boxCells = [], r2 = this.circleCells = [];
            this.xCellCount = Math.ceil(e2 / i3), this.yCellCount = Math.ceil(t2 / i3);
            for (let e3 = 0; e3 < this.xCellCount * this.yCellCount; e3++)
              o2.push([]), r2.push([]);
            this.circleKeys = [], this.boxKeys = [], this.bboxes = [], this.circles = [], this.width = e2, this.height = t2, this.xScale = this.xCellCount / e2, this.yScale = this.yCellCount / t2, this.boxUid = 0, this.circleUid = 0;
          }
          keysLength() {
            return this.boxKeys.length + this.circleKeys.length;
          }
          insert(e2, t2, i3, o2, r2) {
            this._forEachCell(t2, i3, o2, r2, this._insertBoxCell, this.boxUid++), this.boxKeys.push(e2), this.bboxes.push(t2), this.bboxes.push(i3), this.bboxes.push(o2), this.bboxes.push(r2);
          }
          insertCircle(e2, t2, i3, o2) {
            this._forEachCell(t2 - o2, i3 - o2, t2 + o2, i3 + o2, this._insertCircleCell, this.circleUid++), this.circleKeys.push(e2), this.circles.push(t2), this.circles.push(i3), this.circles.push(o2);
          }
          _insertBoxCell(e2, t2, i3, o2, r2, n2) {
            this.boxCells[r2].push(n2);
          }
          _insertCircleCell(e2, t2, i3, o2, r2, n2) {
            this.circleCells[r2].push(n2);
          }
          _query(e2, t2, i3, o2, r2, n2) {
            if (i3 < 0 || e2 > this.width || o2 < 0 || t2 > this.height)
              return !r2 && [];
            const a2 = [];
            if (e2 <= 0 && t2 <= 0 && this.width <= i3 && this.height <= o2) {
              if (r2)
                return true;
              for (let e3 = 0; e3 < this.boxKeys.length; e3++)
                a2.push({ key: this.boxKeys[e3], x1: this.bboxes[4 * e3], y1: this.bboxes[4 * e3 + 1], x2: this.bboxes[4 * e3 + 2], y2: this.bboxes[4 * e3 + 3] });
              for (let e3 = 0; e3 < this.circleKeys.length; e3++) {
                const t3 = this.circles[3 * e3], i4 = this.circles[3 * e3 + 1], o3 = this.circles[3 * e3 + 2];
                a2.push({ key: this.circleKeys[e3], x1: t3 - o3, y1: i4 - o3, x2: t3 + o3, y2: i4 + o3 });
              }
              return n2 ? a2.filter(n2) : a2;
            }
            return this._forEachCell(e2, t2, i3, o2, this._queryCell, a2, { hitTest: r2, seenUids: { box: {}, circle: {} } }, n2), r2 ? a2.length > 0 : a2;
          }
          _queryCircle(e2, t2, i3, o2, r2) {
            const n2 = e2 - i3, a2 = e2 + i3, s2 = t2 - i3, l2 = t2 + i3;
            if (a2 < 0 || n2 > this.width || l2 < 0 || s2 > this.height)
              return !o2 && [];
            const c2 = [];
            return this._forEachCell(n2, s2, a2, l2, this._queryCellCircle, c2, { hitTest: o2, circle: { x: e2, y: t2, radius: i3 }, seenUids: { box: {}, circle: {} } }, r2), o2 ? c2.length > 0 : c2;
          }
          query(e2, t2, i3, o2, r2) {
            return this._query(e2, t2, i3, o2, false, r2);
          }
          hitTest(e2, t2, i3, o2, r2) {
            return this._query(e2, t2, i3, o2, true, r2);
          }
          hitTestCircle(e2, t2, i3, o2) {
            return this._queryCircle(e2, t2, i3, true, o2);
          }
          _queryCell(e2, t2, i3, o2, r2, n2, a2, s2) {
            const l2 = a2.seenUids, c2 = this.boxCells[r2];
            if (null !== c2) {
              const r3 = this.bboxes;
              for (const h3 of c2)
                if (!l2.box[h3]) {
                  l2.box[h3] = true;
                  const c3 = 4 * h3;
                  if (e2 <= r3[c3 + 2] && t2 <= r3[c3 + 3] && i3 >= r3[c3 + 0] && o2 >= r3[c3 + 1] && (!s2 || s2(this.boxKeys[h3]))) {
                    if (a2.hitTest)
                      return n2.push(true), true;
                    n2.push({ key: this.boxKeys[h3], x1: r3[c3], y1: r3[c3 + 1], x2: r3[c3 + 2], y2: r3[c3 + 3] });
                  }
                }
            }
            const h2 = this.circleCells[r2];
            if (null !== h2) {
              const r3 = this.circles;
              for (const c3 of h2)
                if (!l2.circle[c3]) {
                  l2.circle[c3] = true;
                  const h3 = 3 * c3;
                  if (this._circleAndRectCollide(r3[h3], r3[h3 + 1], r3[h3 + 2], e2, t2, i3, o2) && (!s2 || s2(this.circleKeys[c3]))) {
                    if (a2.hitTest)
                      return n2.push(true), true;
                    {
                      const e3 = r3[h3], t3 = r3[h3 + 1], i4 = r3[h3 + 2];
                      n2.push({ key: this.circleKeys[c3], x1: e3 - i4, y1: t3 - i4, x2: e3 + i4, y2: t3 + i4 });
                    }
                  }
                }
            }
          }
          _queryCellCircle(e2, t2, i3, o2, r2, n2, a2, s2) {
            const l2 = a2.circle, c2 = a2.seenUids, h2 = this.boxCells[r2];
            if (null !== h2) {
              const e3 = this.bboxes;
              for (const t3 of h2)
                if (!c2.box[t3]) {
                  c2.box[t3] = true;
                  const i4 = 4 * t3;
                  if (this._circleAndRectCollide(l2.x, l2.y, l2.radius, e3[i4 + 0], e3[i4 + 1], e3[i4 + 2], e3[i4 + 3]) && (!s2 || s2(this.boxKeys[t3])))
                    return n2.push(true), true;
                }
            }
            const _2 = this.circleCells[r2];
            if (null !== _2) {
              const e3 = this.circles;
              for (const t3 of _2)
                if (!c2.circle[t3]) {
                  c2.circle[t3] = true;
                  const i4 = 3 * t3;
                  if (this._circlesCollide(e3[i4], e3[i4 + 1], e3[i4 + 2], l2.x, l2.y, l2.radius) && (!s2 || s2(this.circleKeys[t3])))
                    return n2.push(true), true;
                }
            }
          }
          _forEachCell(e2, t2, i3, o2, r2, n2, a2, s2) {
            const l2 = this._convertToXCellCoord(e2), c2 = this._convertToYCellCoord(t2), h2 = this._convertToXCellCoord(i3), _2 = this._convertToYCellCoord(o2);
            for (let u2 = l2; u2 <= h2; u2++)
              for (let l3 = c2; l3 <= _2; l3++)
                if (r2.call(this, e2, t2, i3, o2, this.xCellCount * l3 + u2, n2, a2, s2))
                  return;
          }
          _convertToXCellCoord(e2) {
            return Math.max(0, Math.min(this.xCellCount - 1, Math.floor(e2 * this.xScale)));
          }
          _convertToYCellCoord(e2) {
            return Math.max(0, Math.min(this.yCellCount - 1, Math.floor(e2 * this.yScale)));
          }
          _circlesCollide(e2, t2, i3, o2, r2, n2) {
            const a2 = o2 - e2, s2 = r2 - t2, l2 = i3 + n2;
            return l2 * l2 > a2 * a2 + s2 * s2;
          }
          _circleAndRectCollide(e2, t2, i3, o2, r2, n2, a2) {
            const s2 = (n2 - o2) / 2, l2 = Math.abs(e2 - (o2 + s2));
            if (l2 > s2 + i3)
              return false;
            const c2 = (a2 - r2) / 2, h2 = Math.abs(t2 - (r2 + c2));
            if (h2 > c2 + i3)
              return false;
            if (l2 <= s2 || h2 <= c2)
              return true;
            const _2 = l2 - s2, u2 = h2 - c2;
            return _2 * _2 + u2 * u2 <= i3 * i3;
          }
        }
        const Je = Math.tan(85 * Math.PI / 180);
        function Qe(t2, i3, o2, r2, n2, a2) {
          const s2 = e.create();
          if (o2) {
            if ("globe" === n2.projection.name)
              e.multiply$1(s2, s2, e.calculateGlobeLabelMatrix(n2, i3));
            else {
              const e2 = v([], a2);
              s2[0] = e2[0], s2[1] = e2[1], s2[4] = e2[2], s2[5] = e2[3];
            }
            r2 || e.rotateZ(s2, s2, n2.angle);
          } else
            e.multiply$1(s2, n2.labelPlaneMatrix, t2);
          return s2;
        }
        function et(t2, i3, o2, r2, n2, a2) {
          if (o2) {
            if ("globe" === n2.projection.name) {
              const s2 = Qe(t2, i3, o2, r2, n2, a2);
              return e.invert(s2, s2), e.multiply$1(s2, t2, s2), s2;
            }
            {
              const i4 = e.clone(t2), o3 = e.identity([]);
              return o3[0] = a2[0], o3[1] = a2[1], o3[4] = a2[2], o3[5] = a2[3], e.multiply$1(i4, i4, o3), r2 || e.rotateZ(i4, i4, -n2.angle), i4;
            }
          }
          return n2.glCoordMatrix;
        }
        function tt(t2, i3, o2 = 0) {
          const r2 = [t2.x, t2.y, o2, 1];
          o2 ? e.transformMat4$1(r2, r2, i3) : pt(r2, r2, i3);
          const n2 = r2[3];
          return { point: new e.pointGeometry(r2[0] / n2, r2[1] / n2), signedDistanceFromCamera: n2 };
        }
        function it(t2, i3) {
          const o2 = [t2[0], t2[1], t2[2], 1];
          e.transformMat4$1(o2, o2, i3);
          const r2 = o2[3];
          return { point: new e.pointGeometry(o2[0] / r2, o2[1] / r2), signedDistanceFromCamera: r2 };
        }
        function ot(e2, t2) {
          return Math.min(0.5 + e2 / t2 * 0.5, 1.5);
        }
        function rt(e2, t2) {
          const i3 = e2[0] / e2[3], o2 = e2[1] / e2[3];
          return i3 >= -t2[0] && i3 <= t2[0] && o2 >= -t2[1] && o2 <= t2[1];
        }
        function nt(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2) {
          const _2 = o2.transform, u2 = r2 ? t2.textSizeData : t2.iconSizeData, d2 = e.evaluateSizeForZoom(u2, o2.transform.zoom), p2 = [256 / o2.width * 2 + 1, 256 / o2.height * 2 + 1], m2 = r2 ? t2.text.dynamicLayoutVertexArray : t2.icon.dynamicLayoutVertexArray;
          m2.clear();
          const f2 = t2.lineVertexArray, g2 = r2 ? t2.text.placedSymbolArray : t2.icon.placedSymbolArray, v2 = o2.transform.width / o2.transform.height;
          let x2 = false;
          for (let r3 = 0; r3 < g2.length; r3++) {
            const y2 = g2.get(r3);
            if (y2.writingMode !== e.WritingMode.vertical || x2 || 0 !== r3 && g2.get(r3 - 1).writingMode === e.WritingMode.horizontal || (x2 = true), (y2.hidden || y2.writingMode === e.WritingMode.vertical) && !x2) {
              dt(y2.numGlyphs, m2);
              continue;
            }
            x2 = false;
            const b2 = new e.pointGeometry(y2.tileAnchorX, y2.tileAnchorY), w2 = c2 ? c2(b2) : [0, 0, 0], T2 = _2.projection.projectTilePoint(b2.x, b2.y, h2.canonical), E2 = [T2.x + w2[0], T2.y + w2[1], T2.z + w2[2]], C2 = [...E2, 1];
            if (e.transformMat4$1(C2, C2, i3), !rt(C2, p2)) {
              dt(y2.numGlyphs, m2);
              continue;
            }
            const I2 = ot(o2.transform.cameraToCenterDistance, C2[3]), M2 = e.evaluateSizeForFeature(u2, d2, y2), S2 = s2 ? M2 / I2 : M2 * I2, z2 = tt(new e.pointGeometry(E2[0], E2[1]), n2, E2[2]);
            if (z2.signedDistanceFromCamera <= 0) {
              dt(y2.numGlyphs, m2);
              continue;
            }
            let D2 = {};
            const P2 = s2 ? null : c2, A2 = lt(y2, S2, false, l2, i3, n2, a2, t2.glyphOffsetArray, f2, m2, z2.point, b2, D2, v2, P2, _2.projection, h2);
            x2 = A2.useVertical, P2 && A2.needsFlipping && (D2 = {}), (A2.notEnoughRoom || x2 || A2.needsFlipping && lt(y2, S2, true, l2, i3, n2, a2, t2.glyphOffsetArray, f2, m2, z2.point, b2, D2, v2, P2, _2.projection, h2).notEnoughRoom) && dt(y2.numGlyphs, m2);
          }
          r2 ? t2.text.dynamicLayoutVertexBuffer.updateData(m2) : t2.icon.dynamicLayoutVertexBuffer.updateData(m2);
        }
        function at(e2, t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2) {
          const m2 = s2.glyphStartIndex + s2.numGlyphs, f2 = s2.lineStartIndex, g2 = s2.lineStartIndex + s2.lineLength, v2 = t2.getoffsetX(s2.glyphStartIndex), x2 = t2.getoffsetX(m2 - 1), y2 = _t(e2 * v2, i3, o2, r2, n2, a2, s2.segment, f2, g2, l2, c2, h2, _2, u2, true, d2, p2);
          if (!y2)
            return null;
          const b2 = _t(e2 * x2, i3, o2, r2, n2, a2, s2.segment, f2, g2, l2, c2, h2, _2, u2, true, d2, p2);
          return b2 ? { first: y2, last: b2 } : null;
        }
        function st(t2, i3, o2, r2) {
          return t2.writingMode === e.WritingMode.horizontal && Math.abs(o2.y - i3.y) > Math.abs(o2.x - i3.x) * r2 ? { useVertical: true } : t2.writingMode === e.WritingMode.vertical ? i3.y < o2.y ? { needsFlipping: true } : null : 0 !== t2.flipState && function(e2, t3, i4) {
            const o3 = (t3.x - e2.x) * i4;
            return 0 === o3 || Math.abs((t3.y - e2.y) / o3) > Je;
          }(i3, o2, r2) ? 1 === t2.flipState ? { needsFlipping: true } : null : i3.x > o2.x ? { needsFlipping: true } : null;
        }
        function lt(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2, m2, f2, g2) {
          const v2 = i3 / 24, x2 = t2.lineOffsetX * v2, y2 = t2.lineOffsetY * v2;
          let b2;
          if (t2.numGlyphs > 1) {
            const e2 = t2.glyphStartIndex + t2.numGlyphs, i4 = t2.lineStartIndex, n3 = t2.lineStartIndex + t2.lineLength, h3 = at(v2, l2, x2, y2, o2, _2, u2, t2, c2, a2, d2, m2, false, f2, g2);
            if (!h3)
              return { notEnoughRoom: true };
            const w2 = tt(h3.first.point, s2).point, T2 = tt(h3.last.point, s2).point;
            if (r2 && !o2) {
              const e3 = st(t2, w2, T2, p2);
              if (t2.flipState = e3 && e3.needsFlipping ? 1 : 2, e3)
                return e3;
            }
            b2 = [h3.first];
            for (let r3 = t2.glyphStartIndex + 1; r3 < e2 - 1; r3++)
              b2.push(_t(v2 * l2.getoffsetX(r3), x2, y2, o2, _2, u2, t2.segment, i4, n3, c2, a2, d2, m2, false, false, f2, g2));
            b2.push(h3.last);
          } else {
            if (r2 && !o2) {
              const i5 = tt(u2, n2).point, o3 = t2.lineStartIndex + t2.segment + 1, r3 = new e.pointGeometry(c2.getx(o3), c2.gety(o3)), a3 = tt(r3, n2), s3 = st(t2, i5, a3.signedDistanceFromCamera > 0 ? a3.point : ht(u2, r3, i5, 1, n2, void 0, f2, g2.canonical), p2);
              if (t2.flipState = s3 && s3.needsFlipping ? 1 : 2, s3)
                return s3;
            }
            const i4 = _t(v2 * l2.getoffsetX(t2.glyphStartIndex), x2, y2, o2, _2, u2, t2.segment, t2.lineStartIndex, t2.lineStartIndex + t2.lineLength, c2, a2, d2, m2, false, false, f2, g2);
            if (!i4)
              return { notEnoughRoom: true };
            b2 = [i4];
          }
          for (const t3 of b2)
            e.addDynamicAttributes(h2, t3.point, t3.angle);
          return {};
        }
        function ct(t2, i3, o2, r2, n2) {
          const a2 = r2.projectTilePoint(t2.x, t2.y, i3);
          if (!n2)
            return tt(a2, o2, a2.z);
          const s2 = n2(t2);
          return tt(new e.pointGeometry(a2.x + s2[0], a2.y + s2[1]), o2, a2.z + s2[2]);
        }
        function ht(e2, t2, i3, o2, r2, n2, a2, s2) {
          const l2 = ct(e2.add(e2.sub(t2)._unit()), s2, r2, a2, n2).point, c2 = i3.sub(l2);
          return i3.add(c2._mult(o2 / c2.mag()));
        }
        function _t(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2, m2, f2, g2) {
          const v2 = r2 ? t2 - i3 : t2 + i3;
          let x2 = v2 > 0 ? 1 : -1, y2 = 0;
          r2 && (x2 *= -1, y2 = Math.PI), x2 < 0 && (y2 += Math.PI);
          let b2 = x2 > 0 ? l2 + s2 : l2 + s2 + 1, w2 = n2, T2 = n2, E2 = 0, C2 = 0;
          const I2 = Math.abs(v2), M2 = [], S2 = [];
          let z2 = a2;
          const D2 = () => {
            const t3 = b2 - x2;
            return 0 === E2 ? a2 : new e.pointGeometry(h2.getx(t3), h2.gety(t3));
          }, P2 = () => ht(D2(), z2, T2, I2 - E2 + 1, _2, d2, f2, g2.canonical);
          for (; E2 + C2 <= I2; ) {
            if (b2 += x2, b2 < l2 || b2 >= c2)
              return null;
            if (T2 = w2, M2.push(w2), p2 && S2.push(z2 || D2()), w2 = u2[b2], void 0 === w2) {
              z2 = new e.pointGeometry(h2.getx(b2), h2.gety(b2));
              const t3 = ct(z2, g2.canonical, _2, f2, d2);
              w2 = t3.signedDistanceFromCamera > 0 ? u2[b2] = t3.point : P2();
            } else
              z2 = null;
            E2 += C2, C2 = T2.dist(w2);
          }
          m2 && d2 && (z2 = z2 || new e.pointGeometry(h2.getx(b2), h2.gety(b2)), u2[b2] = w2 = void 0 === u2[b2] ? w2 : P2(), C2 = T2.dist(w2));
          const A2 = (I2 - E2) / C2, L2 = w2.sub(T2), R2 = L2.mult(A2)._add(T2);
          o2 && R2._add(L2._unit()._perp()._mult(o2 * x2));
          const k2 = y2 + Math.atan2(w2.y - T2.y, w2.x - T2.x);
          return M2.push(R2), p2 && (z2 = z2 || new e.pointGeometry(h2.getx(b2), h2.gety(b2)), S2.push(function(t3, i4, o3) {
            const r3 = 1 - o3;
            return new e.pointGeometry(t3.x * r3 + i4.x * o3, t3.y * r3 + i4.y * o3);
          }(S2.length > 0 ? S2[S2.length - 1] : z2, z2, A2))), { point: R2, angle: k2, path: M2, tilePath: S2 };
        }
        const ut = new Float32Array([-1 / 0, -1 / 0, 0, -1 / 0, -1 / 0, 0, -1 / 0, -1 / 0, 0, -1 / 0, -1 / 0, 0]);
        function dt(e2, t2) {
          for (let i3 = 0; i3 < e2; i3++) {
            const e3 = t2.length;
            t2.resize(e3 + 4), t2.float32.set(ut, 3 * e3);
          }
        }
        function pt(e2, t2, i3) {
          const o2 = t2[0], r2 = t2[1];
          return e2[0] = i3[0] * o2 + i3[4] * r2 + i3[12], e2[1] = i3[1] * o2 + i3[5] * r2 + i3[13], e2[3] = i3[3] * o2 + i3[7] * r2 + i3[15], e2;
        }
        const mt = 100;
        class ft {
          constructor(e2, t2, i3 = new Ye(e2.width + 200, e2.height + 200, 25), o2 = new Ye(e2.width + 200, e2.height + 200, 25)) {
            this.transform = e2, this.grid = i3, this.ignoredGrid = o2, this.pitchfactor = Math.cos(e2._pitch) * e2.cameraToCenterDistance, this.screenRightBoundary = e2.width + mt, this.screenBottomBoundary = e2.height + mt, this.gridRightBoundary = e2.width + 200, this.gridBottomBoundary = e2.height + 200, this.fogState = t2;
          }
          placeCollisionBox(e2, t2, i3, o2, r2, n2, a2) {
            let s2 = t2.projectedAnchorX, l2 = t2.projectedAnchorY, c2 = t2.projectedAnchorZ;
            const h2 = t2.elevation, _2 = t2.tileID;
            if (h2 && _2) {
              const e3 = this.transform.projection.upVector(_2.canonical, t2.tileAnchorX, t2.tileAnchorY), i4 = this.transform.projection.upVectorScale(_2.canonical, this.transform.center.lat, this.transform.worldSize).metersToTile;
              s2 += e3[0] * h2 * i4, l2 += e3[1] * h2 * i4, c2 += e3[2] * h2 * i4;
            }
            const u2 = this.projectAndGetPerspectiveRatio(n2, [s2, l2, c2], t2.tileID, "globe" === this.transform.projection.name || !!h2 || this.transform.pitch > 0), d2 = r2 * u2.perspectiveRatio, p2 = (t2.x1 * e2 + i3.x - t2.padding) * d2 + u2.point.x, m2 = (t2.y1 * e2 + i3.y - t2.padding) * d2 + u2.point.y, f2 = (t2.x2 * e2 + i3.x + t2.padding) * d2 + u2.point.x, g2 = (t2.y2 * e2 + i3.y + t2.padding) * d2 + u2.point.y, v2 = u2.perspectiveRatio <= 0.55 || u2.occluded;
            return !this.isInsideGrid(p2, m2, f2, g2) || !o2 && this.grid.hitTest(p2, m2, f2, g2, a2) || v2 ? { box: [], offscreen: false, occluded: u2.occluded } : { box: [p2, m2, f2, g2], offscreen: this.isOffscreen(p2, m2, f2, g2), occluded: false };
          }
          placeCollisionCircles(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2) {
            const m2 = [], f2 = this.transform.elevation, g2 = f2 ? f2.getAtTileOffsetFunc(p2, this.transform.center.lat, this.transform.worldSize, this.transform.projection) : (e2) => [0, 0, 0], v2 = new e.pointGeometry(i3.tileAnchorX, i3.tileAnchorY), x2 = this.transform.projection.projectTilePoint(i3.tileAnchorX, i3.tileAnchorY, p2.canonical), y2 = g2(v2), b2 = [x2.x + y2[0], x2.y + y2[1], x2.z + y2[2]], w2 = this.projectAndGetPerspectiveRatio(a2, [b2[0], b2[1], b2[2]], p2, "globe" === this.transform.projection.name || !!f2 || this.transform.pitch > 0), { perspectiveRatio: T2 } = w2, E2 = (h2 ? n2 / T2 : n2 * T2) / e.ONE_EM, C2 = tt(new e.pointGeometry(b2[0], b2[1]), s2, b2[2]).point, I2 = w2.signedDistanceFromCamera > 0 ? at(E2, r2, i3.lineOffsetX * E2, i3.lineOffsetY * E2, false, C2, v2, i3, o2, s2, {}, f2 && !h2 ? g2 : null, h2 && !!f2, this.transform.projection, p2) : null;
            let M2 = false, S2 = false, z2 = true;
            if (I2 && !w2.occluded) {
              const i4 = 0.5 * u2 * T2 + d2, o3 = new e.pointGeometry(-100, -100), r3 = new e.pointGeometry(this.screenRightBoundary, this.screenBottomBoundary), n3 = new Ke(), a3 = I2.first, s3 = I2.last;
              let h3 = [];
              for (let e2 = a3.path.length - 1; e2 >= 1; e2--)
                h3.push(a3.path[e2]);
              for (let e2 = 1; e2 < s3.path.length; e2++)
                h3.push(s3.path[e2]);
              const p3 = 2.5 * i4;
              if (l2) {
                const e2 = h3.map(f2 ? (e3, t3) => {
                  const i5 = g2(t3 < a3.path.length - 1 ? a3.tilePath[a3.path.length - 1 - t3] : s3.tilePath[t3 - a3.path.length + 2]);
                  return tt(e3, l2, i5[2]);
                } : (e3) => tt(e3, l2));
                h3 = e2.some((e3) => e3.signedDistanceFromCamera <= 0) ? [] : e2.map((e3) => e3.point);
              }
              let v3 = [];
              if (h3.length > 0) {
                const t3 = h3[0].clone(), i5 = h3[0].clone();
                for (let e2 = 1; e2 < h3.length; e2++)
                  t3.x = Math.min(t3.x, h3[e2].x), t3.y = Math.min(t3.y, h3[e2].y), i5.x = Math.max(i5.x, h3[e2].x), i5.y = Math.max(i5.y, h3[e2].y);
                v3 = t3.x >= o3.x && i5.x <= r3.x && t3.y >= o3.y && i5.y <= r3.y ? [h3] : i5.x < o3.x || t3.x > r3.x || i5.y < o3.y || t3.y > r3.y ? [] : e.clipLine([h3], o3.x, o3.y, r3.x, r3.y);
              }
              for (const e2 of v3) {
                n3.reset(e2, 0.25 * i4);
                let o4 = 0;
                o4 = n3.length <= 0.5 * i4 ? 1 : Math.ceil(n3.paddedLength / p3) + 1;
                for (let e3 = 0; e3 < o4; e3++) {
                  const r4 = e3 / Math.max(o4 - 1, 1), a4 = n3.lerp(r4), s4 = a4.x + mt, l3 = a4.y + mt;
                  m2.push(s4, l3, i4, 0);
                  const h4 = s4 - i4, u3 = l3 - i4, d3 = s4 + i4, p4 = l3 + i4;
                  if (z2 = z2 && this.isOffscreen(h4, u3, d3, p4), S2 = S2 || this.isInsideGrid(h4, u3, d3, p4), !t2 && this.grid.hitTestCircle(s4, l3, i4, _2) && (M2 = true, !c2))
                    return { circles: [], offscreen: false, collisionDetected: M2, occluded: false };
                }
              }
            }
            return { circles: !c2 && M2 || !S2 ? [] : m2, offscreen: z2, collisionDetected: M2, occluded: w2.occluded };
          }
          queryRenderedSymbols(t2) {
            if (0 === t2.length || 0 === this.grid.keysLength() && 0 === this.ignoredGrid.keysLength())
              return {};
            const i3 = [];
            let o2 = 1 / 0, r2 = 1 / 0, n2 = -1 / 0, a2 = -1 / 0;
            for (const s3 of t2) {
              const t3 = new e.pointGeometry(s3.x + mt, s3.y + mt);
              o2 = Math.min(o2, t3.x), r2 = Math.min(r2, t3.y), n2 = Math.max(n2, t3.x), a2 = Math.max(a2, t3.y), i3.push(t3);
            }
            const s2 = this.grid.query(o2, r2, n2, a2).concat(this.ignoredGrid.query(o2, r2, n2, a2)), l2 = {}, c2 = {};
            for (const t3 of s2) {
              const o3 = t3.key;
              if (void 0 === l2[o3.bucketInstanceId] && (l2[o3.bucketInstanceId] = {}), l2[o3.bucketInstanceId][o3.featureIndex])
                continue;
              const r3 = [new e.pointGeometry(t3.x1, t3.y1), new e.pointGeometry(t3.x2, t3.y1), new e.pointGeometry(t3.x2, t3.y2), new e.pointGeometry(t3.x1, t3.y2)];
              e.polygonIntersectsPolygon(i3, r3) && (l2[o3.bucketInstanceId][o3.featureIndex] = true, void 0 === c2[o3.bucketInstanceId] && (c2[o3.bucketInstanceId] = []), c2[o3.bucketInstanceId].push(o3.featureIndex));
            }
            return c2;
          }
          insertCollisionBox(e2, t2, i3, o2, r2) {
            (t2 ? this.ignoredGrid : this.grid).insert({ bucketInstanceId: i3, featureIndex: o2, collisionGroupID: r2 }, e2[0], e2[1], e2[2], e2[3]);
          }
          insertCollisionCircles(e2, t2, i3, o2, r2) {
            const n2 = t2 ? this.ignoredGrid : this.grid, a2 = { bucketInstanceId: i3, featureIndex: o2, collisionGroupID: r2 };
            for (let t3 = 0; t3 < e2.length; t3 += 4)
              n2.insertCircle(a2, e2[t3], e2[t3 + 1], e2[t3 + 2]);
          }
          projectAndGetPerspectiveRatio(t2, i3, o2, r2) {
            const n2 = [i3[0], i3[1], i3[2], 1];
            let a2 = false;
            return i3[2] || this.transform.pitch > 0 ? (e.transformMat4$1(n2, n2, t2), this.fogState && o2 && (a2 = function(t3, i4, o3, r3, n3, a3) {
              const s2 = a3.calculateFogTileMatrix(n3), l2 = [i4, o3, r3];
              return e.transformMat4(l2, l2, s2), M(t3, l2, a3.pitch, a3._fov);
            }(this.fogState, i3[0], i3[1], i3[2], o2.toUnwrapped(), this.transform) > 0.9)) : pt(n2, n2, t2), { point: new e.pointGeometry((n2[0] / n2[3] + 1) / 2 * this.transform.width + mt, (-n2[1] / n2[3] + 1) / 2 * this.transform.height + mt), perspectiveRatio: Math.min(0.5 + this.transform.cameraToCenterDistance / n2[3] * 0.5, 1.5), signedDistanceFromCamera: n2[3], occluded: r2 && n2[2] > n2[3] || a2 };
          }
          isOffscreen(e2, t2, i3, o2) {
            return i3 < mt || e2 >= this.screenRightBoundary || o2 < mt || t2 > this.screenBottomBoundary;
          }
          isInsideGrid(e2, t2, i3, o2) {
            return i3 >= 0 && e2 < this.gridRightBoundary && o2 >= 0 && t2 < this.gridBottomBoundary;
          }
          getViewportMatrix() {
            const t2 = e.identity([]);
            return e.translate(t2, t2, [-100, -100, 0]), t2;
          }
        }
        class gt {
          constructor(e2, t2, i3, o2) {
            this.opacity = e2 ? Math.max(0, Math.min(1, e2.opacity + (e2.placed ? t2 : -t2))) : o2 && i3 ? 1 : 0, this.placed = i3;
          }
          isHidden() {
            return 0 === this.opacity && !this.placed;
          }
        }
        class vt {
          constructor(e2, t2, i3, o2, r2, n2 = false) {
            this.text = new gt(e2 ? e2.text : null, t2, i3, r2), this.icon = new gt(e2 ? e2.icon : null, t2, o2, r2), this.clipped = n2;
          }
          isHidden() {
            return this.text.isHidden() && this.icon.isHidden();
          }
        }
        class xt {
          constructor(e2, t2, i3, o2 = false) {
            this.text = e2, this.icon = t2, this.skipFade = i3, this.clipped = o2;
          }
        }
        class yt {
          constructor() {
            this.invProjMatrix = e.create(), this.viewportMatrix = e.create(), this.circles = [];
          }
        }
        class bt {
          constructor(e2, t2, i3, o2, r2) {
            this.bucketInstanceId = e2, this.featureIndex = t2, this.sourceLayerIndex = i3, this.bucketIndex = o2, this.tileID = r2;
          }
        }
        class wt {
          constructor(e2) {
            this.crossSourceCollisions = e2, this.maxGroupID = 0, this.collisionGroups = {};
          }
          get(e2) {
            if (this.crossSourceCollisions)
              return { ID: 0, predicate: null };
            if (!this.collisionGroups[e2]) {
              const t2 = ++this.maxGroupID;
              this.collisionGroups[e2] = { ID: t2, predicate: (e3) => e3.collisionGroupID === t2 };
            }
            return this.collisionGroups[e2];
          }
        }
        function Tt(t2, i3, o2, r2, n2) {
          const { horizontalAlign: a2, verticalAlign: s2 } = e.getAnchorAlignment(t2), l2 = -(a2 - 0.5) * i3, c2 = -(s2 - 0.5) * o2, h2 = e.evaluateVariableOffset(t2, r2);
          return new e.pointGeometry(l2 + h2[0] * n2, c2 + h2[1] * n2);
        }
        function Et(t2, i3, o2, r2, n2) {
          const a2 = new e.pointGeometry(t2, i3);
          return o2 && a2._rotate(r2 ? n2 : -n2), a2;
        }
        class Ct {
          constructor(e2, t2, i3, o2, r2) {
            this.transform = e2.clone(), this.collisionIndex = new ft(this.transform, r2), this.placements = {}, this.opacities = {}, this.variableOffsets = {}, this.stale = false, this.commitTime = 0, this.fadeDuration = t2, this.retainedQueryData = {}, this.collisionGroups = new wt(i3), this.collisionCircleArrays = {}, this.prevPlacement = o2, o2 && (o2.prevPlacement = void 0), this.placedOrientations = {};
          }
          getBucketParts(t2, i3, o2, r2) {
            const n2 = o2.getBucket(i3), a2 = o2.latestFeatureIndex;
            if (!n2 || !a2 || i3.id !== n2.layerIds[0])
              return;
            const s2 = n2.layers[0].layout, l2 = o2.collisionBoxArray, c2 = Math.pow(2, this.transform.zoom - o2.tileID.overscaledZ), h2 = o2.tileSize / e.EXTENT, _2 = o2.tileID.toUnwrapped(), u2 = this.transform.calculateProjMatrix(_2), d2 = "map" === s2.get("text-pitch-alignment"), p2 = "map" === s2.get("text-rotation-alignment");
            i3.compileFilter();
            const m2 = i3.dynamicFilter(), f2 = i3.dynamicFilterNeedsFeature(), g2 = this.transform.calculatePixelsToTileUnitsMatrix(o2), v2 = Qe(u2, o2.tileID.canonical, d2, p2, this.transform, g2);
            let x2 = null;
            if (d2) {
              const t3 = et(u2, o2.tileID.canonical, d2, p2, this.transform, g2);
              x2 = e.multiply$1([], this.transform.labelPlaneMatrix, t3);
            }
            let y2 = null;
            m2 && o2.latestFeatureIndex && (y2 = { unwrappedTileID: _2, dynamicFilter: m2, dynamicFilterNeedsFeature: f2, featureIndex: o2.latestFeatureIndex }), this.retainedQueryData[n2.bucketInstanceId] = new bt(n2.bucketInstanceId, a2, n2.sourceLayerIndex, n2.index, o2.tileID);
            const b2 = { bucket: n2, layout: s2, posMatrix: u2, textLabelPlaneMatrix: v2, labelToScreenMatrix: x2, clippingData: y2, scale: c2, textPixelRatio: h2, holdingForFade: o2.holdingForFade(), collisionBoxArray: l2, partiallyEvaluatedTextSize: e.evaluateSizeForZoom(n2.textSizeData, this.transform.zoom), partiallyEvaluatedIconSize: e.evaluateSizeForZoom(n2.iconSizeData, this.transform.zoom), collisionGroup: this.collisionGroups.get(n2.sourceID) };
            if (r2)
              for (const e2 of n2.sortKeyRanges) {
                const { sortKey: i4, symbolInstanceStart: o3, symbolInstanceEnd: r3 } = e2;
                t2.push({ sortKey: i4, symbolInstanceStart: o3, symbolInstanceEnd: r3, parameters: b2 });
              }
            else
              t2.push({ symbolInstanceStart: 0, symbolInstanceEnd: n2.symbolInstances.length, parameters: b2 });
          }
          attemptAnchorPlacement(e2, t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2, m2, f2, g2) {
            const v2 = [_2.textOffset0, _2.textOffset1], x2 = Tt(e2, i3, o2, v2, r2), y2 = this.collisionIndex.placeCollisionBox(r2, t2, Et(x2.x, x2.y, n2, a2, this.transform.angle), h2, s2, l2, c2.predicate);
            if ((!m2 || 0 !== this.collisionIndex.placeCollisionBox(d2.getSymbolInstanceIconSize(g2, this.transform.zoom, u2), m2, Et(x2.x, x2.y, n2, a2, this.transform.angle), h2, s2, l2, c2.predicate).box.length) && y2.box.length > 0) {
              let t3;
              return this.prevPlacement && this.prevPlacement.variableOffsets[_2.crossTileID] && this.prevPlacement.placements[_2.crossTileID] && this.prevPlacement.placements[_2.crossTileID].text && (t3 = this.prevPlacement.variableOffsets[_2.crossTileID].anchor), this.variableOffsets[_2.crossTileID] = { textOffset: v2, width: i3, height: o2, anchor: e2, textScale: r2, prevAnchor: t3 }, this.markUsedJustification(d2, e2, _2, p2), d2.allowVerticalPlacement && (this.markUsedOrientation(d2, p2, _2), this.placedOrientations[_2.crossTileID] = p2), { shift: x2, placedGlyphBoxes: y2 };
            }
          }
          placeLayerBucketPart(t2, i3, o2, r2) {
            const { bucket: n2, layout: a2, posMatrix: s2, textLabelPlaneMatrix: l2, labelToScreenMatrix: c2, clippingData: h2, textPixelRatio: _2, holdingForFade: u2, collisionBoxArray: d2, partiallyEvaluatedTextSize: p2, partiallyEvaluatedIconSize: m2, collisionGroup: f2 } = t2.parameters, g2 = a2.get("text-optional"), v2 = a2.get("icon-optional"), x2 = a2.get("text-allow-overlap"), y2 = a2.get("icon-allow-overlap"), b2 = "map" === a2.get("text-rotation-alignment"), w2 = "map" === a2.get("text-pitch-alignment"), T2 = "none" !== a2.get("icon-text-fit"), E2 = "viewport-y" === a2.get("symbol-z-order");
            let C2 = x2 && (y2 || !n2.hasIconData() || v2), I2 = y2 && (x2 || !n2.hasTextData() || g2);
            !n2.collisionArrays && d2 && n2.deserializeCollisionBoxes(d2), o2 && r2 && n2.updateCollisionDebugBuffers(this.transform.zoom, d2);
            const M2 = (t3, r3, d3) => {
              if (h2) {
                const o3 = { zoom: this.transform.zoom, pitch: this.transform.pitch };
                let r4 = null;
                if (h2.dynamicFilterNeedsFeature) {
                  const e2 = this.retainedQueryData[n2.bucketInstanceId];
                  r4 = h2.featureIndex.loadFeature({ featureIndex: t3.featureIndex, bucketIndex: e2.bucketIndex, sourceLayerIndex: e2.sourceLayerIndex, layoutVertexArrayOffset: 0 });
                }
                if (!(0, h2.dynamicFilter)(o3, r4, this.retainedQueryData[n2.bucketInstanceId].tileID.canonical, new e.pointGeometry(t3.tileAnchorX, t3.tileAnchorY), this.transform.calculateDistanceTileData(h2.unwrappedTileID)))
                  return this.placements[t3.crossTileID] = new xt(false, false, false, true), void (i3[t3.crossTileID] = true);
              }
              if (i3[t3.crossTileID])
                return;
              if (u2)
                return void (this.placements[t3.crossTileID] = new xt(false, false, false));
              let E3 = false, M3 = false, S2 = true, z2 = false, D2 = false, P2 = null, A2 = { box: null, offscreen: null, occluded: null }, L2 = { box: null, offscreen: null, occluded: null }, R2 = null, k2 = null, O2 = null, B2 = 0, F2 = 0, U2 = 0;
              d3.textFeatureIndex ? B2 = d3.textFeatureIndex : t3.useRuntimeCollisionCircles && (B2 = t3.featureIndex), d3.verticalTextFeatureIndex && (F2 = d3.verticalTextFeatureIndex);
              const N2 = (e2) => {
                e2.tileID = this.retainedQueryData[n2.bucketInstanceId].tileID, (this.transform.elevation || e2.elevation) && (e2.elevation = this.transform.elevation ? this.transform.elevation.getAtTileOffset(this.retainedQueryData[n2.bucketInstanceId].tileID, e2.tileAnchorX, e2.tileAnchorY) : 0);
              }, G2 = d3.textBox;
              if (G2) {
                N2(G2);
                const i4 = (i5) => {
                  let o4 = e.WritingMode.horizontal;
                  if (n2.allowVerticalPlacement && !i5 && this.prevPlacement) {
                    const e2 = this.prevPlacement.placedOrientations[t3.crossTileID];
                    e2 && (this.placedOrientations[t3.crossTileID] = e2, o4 = e2, this.markUsedOrientation(n2, o4, t3));
                  }
                  return o4;
                }, o3 = (i5, o4) => {
                  if (n2.allowVerticalPlacement && t3.numVerticalGlyphVertices > 0 && d3.verticalTextBox) {
                    for (const t4 of n2.writingModes)
                      if (t4 === e.WritingMode.vertical ? (A2 = o4(), L2 = A2) : A2 = i5(), A2 && A2.box && A2.box.length)
                        break;
                  } else
                    A2 = i5();
                };
                if (a2.get("text-variable-anchor")) {
                  let l3 = a2.get("text-variable-anchor");
                  if (this.prevPlacement && this.prevPlacement.variableOffsets[t3.crossTileID]) {
                    const e2 = this.prevPlacement.variableOffsets[t3.crossTileID];
                    l3.indexOf(e2.anchor) > 0 && (l3 = l3.filter((t4) => t4 !== e2.anchor), l3.unshift(e2.anchor));
                  }
                  const c3 = (e2, i5, o4) => {
                    const a3 = n2.getSymbolInstanceTextSize(p2, t3, this.transform.zoom, r3), c4 = (e2.x2 - e2.x1) * a3 + 2 * e2.padding, h4 = (e2.y2 - e2.y1) * a3 + 2 * e2.padding, u3 = T2 && !y2 ? i5 : null;
                    u3 && N2(u3);
                    let d4 = { box: [], offscreen: false, occluded: false };
                    const g3 = x2 ? 2 * l3.length : l3.length;
                    for (let i6 = 0; i6 < g3; ++i6) {
                      const g4 = this.attemptAnchorPlacement(l3[i6 % l3.length], e2, c4, h4, a3, b2, w2, _2, s2, f2, i6 >= l3.length, t3, r3, n2, o4, u3, p2, m2);
                      if (g4 && (d4 = g4.placedGlyphBoxes, d4 && d4.box && d4.box.length)) {
                        E3 = true, P2 = g4.shift;
                        break;
                      }
                    }
                    return d4;
                  };
                  o3(() => c3(G2, d3.iconBox, e.WritingMode.horizontal), () => {
                    const i5 = d3.verticalTextBox;
                    return i5 && N2(i5), n2.allowVerticalPlacement && !(A2 && A2.box && A2.box.length) && t3.numVerticalGlyphVertices > 0 && i5 ? c3(i5, d3.verticalIconBox, e.WritingMode.vertical) : { box: null, offscreen: null, occluded: null };
                  }), A2 && (E3 = A2.box, S2 = A2.offscreen, z2 = A2.occluded);
                  const h3 = i4(A2 && A2.box);
                  if (!E3 && this.prevPlacement) {
                    const e2 = this.prevPlacement.variableOffsets[t3.crossTileID];
                    e2 && (this.variableOffsets[t3.crossTileID] = e2, this.markUsedJustification(n2, e2.anchor, t3, h3));
                  }
                } else {
                  const a3 = (i5, o4) => {
                    const a4 = n2.getSymbolInstanceTextSize(p2, t3, this.transform.zoom, r3), l3 = this.collisionIndex.placeCollisionBox(a4, i5, new e.pointGeometry(0, 0), x2, _2, s2, f2.predicate);
                    return l3 && l3.box && l3.box.length && (this.markUsedOrientation(n2, o4, t3), this.placedOrientations[t3.crossTileID] = o4), l3;
                  };
                  o3(() => a3(G2, e.WritingMode.horizontal), () => {
                    const i5 = d3.verticalTextBox;
                    return n2.allowVerticalPlacement && t3.numVerticalGlyphVertices > 0 && i5 ? (N2(i5), a3(i5, e.WritingMode.vertical)) : { box: null, offscreen: null, occluded: null };
                  }), i4(A2 && A2.box && A2.box.length);
                }
              }
              if (R2 = A2, E3 = R2 && R2.box && R2.box.length > 0, S2 = R2 && R2.offscreen, z2 = R2 && R2.occluded, t3.useRuntimeCollisionCircles) {
                const i4 = n2.text.placedSymbolArray.get(t3.centerJustifiedTextSymbolIndex >= 0 ? t3.centerJustifiedTextSymbolIndex : t3.verticalPlacedTextSymbolIndex), r4 = e.evaluateSizeForFeature(n2.textSizeData, p2, i4), h3 = a2.get("text-padding");
                k2 = this.collisionIndex.placeCollisionCircles(x2, i4, n2.lineVertexArray, n2.glyphOffsetArray, r4, s2, l2, c2, o2, w2, f2.predicate, t3.collisionCircleDiameter * r4 / e.ONE_EM, h3, this.retainedQueryData[n2.bucketInstanceId].tileID), E3 = x2 || k2.circles.length > 0 && !k2.collisionDetected, S2 = S2 && k2.offscreen, z2 = k2.occluded;
              }
              if (d3.iconFeatureIndex && (U2 = d3.iconFeatureIndex), d3.iconBox) {
                const t4 = (t5) => {
                  N2(t5);
                  const i4 = T2 && P2 ? Et(P2.x, P2.y, b2, w2, this.transform.angle) : new e.pointGeometry(0, 0), o3 = n2.getSymbolInstanceIconSize(m2, this.transform.zoom, r3);
                  return this.collisionIndex.placeCollisionBox(o3, t5, i4, y2, _2, s2, f2.predicate);
                };
                L2 && L2.box && L2.box.length && d3.verticalIconBox ? (O2 = t4(d3.verticalIconBox), M3 = O2.box.length > 0) : (O2 = t4(d3.iconBox), M3 = O2.box.length > 0), S2 = S2 && O2.offscreen, D2 = O2.occluded;
              }
              const j2 = g2 || 0 === t3.numHorizontalGlyphVertices && 0 === t3.numVerticalGlyphVertices, Z2 = v2 || 0 === t3.numIconVertices;
              if (j2 || Z2 ? Z2 ? j2 || (M3 = M3 && E3) : E3 = M3 && E3 : M3 = E3 = M3 && E3, E3 && R2 && R2.box && this.collisionIndex.insertCollisionBox(R2.box, a2.get("text-ignore-placement"), n2.bucketInstanceId, L2 && L2.box && F2 ? F2 : B2, f2.ID), M3 && O2 && this.collisionIndex.insertCollisionBox(O2.box, a2.get("icon-ignore-placement"), n2.bucketInstanceId, U2, f2.ID), k2 && (E3 && this.collisionIndex.insertCollisionCircles(k2.circles, a2.get("text-ignore-placement"), n2.bucketInstanceId, B2, f2.ID), o2)) {
                const e2 = n2.bucketInstanceId;
                let t4 = this.collisionCircleArrays[e2];
                void 0 === t4 && (t4 = this.collisionCircleArrays[e2] = new yt());
                for (let e3 = 0; e3 < k2.circles.length; e3 += 4)
                  t4.circles.push(k2.circles[e3 + 0]), t4.circles.push(k2.circles[e3 + 1]), t4.circles.push(k2.circles[e3 + 2]), t4.circles.push(k2.collisionDetected ? 1 : 0);
              }
              const V2 = "globe" !== this.transform.projection.name;
              C2 = C2 && (V2 || !z2), I2 = I2 && (V2 || !D2), this.placements[t3.crossTileID] = new xt(E3 || C2, M3 || I2, S2 || n2.justReloaded), i3[t3.crossTileID] = true;
            };
            if (E2) {
              const e2 = n2.getSortedSymbolIndexes(this.transform.angle);
              for (let t3 = e2.length - 1; t3 >= 0; --t3) {
                const i4 = e2[t3];
                M2(n2.symbolInstances.get(i4), i4, n2.collisionArrays[i4]);
              }
            } else
              for (let e2 = t2.symbolInstanceStart; e2 < t2.symbolInstanceEnd; e2++)
                M2(n2.symbolInstances.get(e2), e2, n2.collisionArrays[e2]);
            if (o2 && n2.bucketInstanceId in this.collisionCircleArrays) {
              const t3 = this.collisionCircleArrays[n2.bucketInstanceId];
              e.invert(t3.invProjMatrix, s2), t3.viewportMatrix = this.collisionIndex.getViewportMatrix();
            }
            n2.justReloaded = false;
          }
          markUsedJustification(t2, i3, o2, r2) {
            let n2;
            n2 = r2 === e.WritingMode.vertical ? o2.verticalPlacedTextSymbolIndex : { left: o2.leftJustifiedTextSymbolIndex, center: o2.centerJustifiedTextSymbolIndex, right: o2.rightJustifiedTextSymbolIndex }[e.getAnchorJustification(i3)];
            const a2 = [o2.leftJustifiedTextSymbolIndex, o2.centerJustifiedTextSymbolIndex, o2.rightJustifiedTextSymbolIndex, o2.verticalPlacedTextSymbolIndex];
            for (const e2 of a2)
              e2 >= 0 && (t2.text.placedSymbolArray.get(e2).crossTileID = n2 >= 0 && e2 !== n2 ? 0 : o2.crossTileID);
          }
          markUsedOrientation(t2, i3, o2) {
            const r2 = i3 === e.WritingMode.horizontal || i3 === e.WritingMode.horizontalOnly ? i3 : 0, n2 = i3 === e.WritingMode.vertical ? i3 : 0, a2 = [o2.leftJustifiedTextSymbolIndex, o2.centerJustifiedTextSymbolIndex, o2.rightJustifiedTextSymbolIndex];
            for (const e2 of a2)
              t2.text.placedSymbolArray.get(e2).placedOrientation = r2;
            o2.verticalPlacedTextSymbolIndex && (t2.text.placedSymbolArray.get(o2.verticalPlacedTextSymbolIndex).placedOrientation = n2);
          }
          commit(e2) {
            this.commitTime = e2, this.zoomAtLastRecencyCheck = this.transform.zoom;
            const t2 = this.prevPlacement;
            let i3 = false;
            this.prevZoomAdjustment = t2 ? t2.zoomAdjustment(this.transform.zoom) : 0;
            const o2 = t2 ? t2.symbolFadeChange(e2) : 1, r2 = t2 ? t2.opacities : {}, n2 = t2 ? t2.variableOffsets : {}, a2 = t2 ? t2.placedOrientations : {};
            for (const e3 in this.placements) {
              const t3 = this.placements[e3], n3 = r2[e3];
              n3 ? (this.opacities[e3] = new vt(n3, o2, t3.text, t3.icon, null, t3.clipped), i3 = i3 || t3.text !== n3.text.placed || t3.icon !== n3.icon.placed) : (this.opacities[e3] = new vt(null, o2, t3.text, t3.icon, t3.skipFade, t3.clipped), i3 = i3 || t3.text || t3.icon);
            }
            for (const e3 in r2) {
              const t3 = r2[e3];
              if (!this.opacities[e3]) {
                const r3 = new vt(t3, o2, false, false);
                r3.isHidden() || (this.opacities[e3] = r3, i3 = i3 || t3.text.placed || t3.icon.placed);
              }
            }
            for (const e3 in n2)
              this.variableOffsets[e3] || !this.opacities[e3] || this.opacities[e3].isHidden() || (this.variableOffsets[e3] = n2[e3]);
            for (const e3 in a2)
              this.placedOrientations[e3] || !this.opacities[e3] || this.opacities[e3].isHidden() || (this.placedOrientations[e3] = a2[e3]);
            i3 ? this.lastPlacementChangeTime = e2 : "number" != typeof this.lastPlacementChangeTime && (this.lastPlacementChangeTime = t2 ? t2.lastPlacementChangeTime : e2);
          }
          updateLayerOpacities(e2, t2) {
            const i3 = {};
            for (const o2 of t2) {
              const t3 = o2.getBucket(e2);
              t3 && o2.latestFeatureIndex && e2.id === t3.layerIds[0] && this.updateBucketOpacities(t3, i3, o2.collisionBoxArray);
            }
          }
          updateBucketOpacities(t2, i3, o2) {
            t2.hasTextData() && t2.text.opacityVertexArray.clear(), t2.hasIconData() && t2.icon.opacityVertexArray.clear(), t2.hasIconCollisionBoxData() && t2.iconCollisionBox.collisionVertexArray.clear(), t2.hasTextCollisionBoxData() && t2.textCollisionBox.collisionVertexArray.clear();
            const r2 = t2.layers[0].layout, n2 = !!t2.layers[0].dynamicFilter(), a2 = new vt(null, 0, false, false, true), s2 = r2.get("text-allow-overlap"), l2 = r2.get("icon-allow-overlap"), c2 = r2.get("text-variable-anchor"), h2 = "map" === r2.get("text-rotation-alignment"), _2 = "map" === r2.get("text-pitch-alignment"), u2 = "none" !== r2.get("icon-text-fit"), d2 = new vt(null, 0, s2 && (l2 || !t2.hasIconData() || r2.get("icon-optional")), l2 && (s2 || !t2.hasTextData() || r2.get("text-optional")), true);
            !t2.collisionArrays && o2 && (t2.hasIconCollisionBoxData() || t2.hasTextCollisionBoxData()) && t2.deserializeCollisionBoxes(o2);
            const p2 = (e2, t3, i4) => {
              for (let o3 = 0; o3 < t3 / 4; o3++)
                e2.opacityVertexArray.emplaceBack(i4);
            };
            let m2 = 0;
            for (let o3 = 0; o3 < t2.symbolInstances.length; o3++) {
              const r3 = t2.symbolInstances.get(o3), { numHorizontalGlyphVertices: s3, numVerticalGlyphVertices: l3, crossTileID: f2 } = r3;
              let g2 = this.opacities[f2];
              i3[f2] ? g2 = a2 : g2 || (g2 = d2, this.opacities[f2] = g2), i3[f2] = true;
              const v2 = s3 > 0 || l3 > 0, x2 = r3.numIconVertices > 0, y2 = this.placedOrientations[r3.crossTileID], b2 = y2 === e.WritingMode.vertical, w2 = y2 === e.WritingMode.horizontal || y2 === e.WritingMode.horizontalOnly;
              if (!v2 && !x2 || g2.isHidden() || m2++, v2) {
                const e2 = Rt(g2.text);
                p2(t2.text, s3, b2 ? kt : e2), p2(t2.text, l3, w2 ? kt : e2);
                const i4 = g2.text.isHidden();
                [r3.rightJustifiedTextSymbolIndex, r3.centerJustifiedTextSymbolIndex, r3.leftJustifiedTextSymbolIndex].forEach((e3) => {
                  e3 >= 0 && (t2.text.placedSymbolArray.get(e3).hidden = i4 || b2 ? 1 : 0);
                }), r3.verticalPlacedTextSymbolIndex >= 0 && (t2.text.placedSymbolArray.get(r3.verticalPlacedTextSymbolIndex).hidden = i4 || w2 ? 1 : 0);
                const o4 = this.variableOffsets[r3.crossTileID];
                o4 && this.markUsedJustification(t2, o4.anchor, r3, y2);
                const n3 = this.placedOrientations[r3.crossTileID];
                n3 && (this.markUsedJustification(t2, "left", r3, n3), this.markUsedOrientation(t2, n3, r3));
              }
              if (x2) {
                const e2 = Rt(g2.icon);
                r3.placedIconSymbolIndex >= 0 && (p2(t2.icon, r3.numIconVertices, b2 ? kt : e2), t2.icon.placedSymbolArray.get(r3.placedIconSymbolIndex).hidden = g2.icon.isHidden()), r3.verticalPlacedIconSymbolIndex >= 0 && (p2(t2.icon, r3.numVerticalIconVertices, w2 ? kt : e2), t2.icon.placedSymbolArray.get(r3.verticalPlacedIconSymbolIndex).hidden = g2.icon.isHidden());
              }
              if (t2.hasIconCollisionBoxData() || t2.hasTextCollisionBoxData()) {
                const i4 = t2.collisionArrays[o3];
                if (i4) {
                  let o4 = new e.pointGeometry(0, 0), r4 = true;
                  if (i4.textBox || i4.verticalTextBox) {
                    if (c2) {
                      const e2 = this.variableOffsets[f2];
                      e2 ? (o4 = Tt(e2.anchor, e2.width, e2.height, e2.textOffset, e2.textScale), h2 && o4._rotate(_2 ? this.transform.angle : -this.transform.angle)) : r4 = false;
                    }
                    n2 && (r4 = !g2.clipped), i4.textBox && It(t2.textCollisionBox.collisionVertexArray, g2.text.placed, !r4 || b2, o4.x, o4.y), i4.verticalTextBox && It(t2.textCollisionBox.collisionVertexArray, g2.text.placed, !r4 || w2, o4.x, o4.y);
                  }
                  const a3 = r4 && Boolean(!w2 && i4.verticalIconBox);
                  i4.iconBox && It(t2.iconCollisionBox.collisionVertexArray, g2.icon.placed, a3, u2 ? o4.x : 0, u2 ? o4.y : 0), i4.verticalIconBox && It(t2.iconCollisionBox.collisionVertexArray, g2.icon.placed, !a3, u2 ? o4.x : 0, u2 ? o4.y : 0);
                }
              }
            }
            if (t2.fullyClipped = 0 === m2, t2.sortFeatures(this.transform.angle), this.retainedQueryData[t2.bucketInstanceId] && (this.retainedQueryData[t2.bucketInstanceId].featureSortOrder = t2.featureSortOrder), t2.hasTextData() && t2.text.opacityVertexBuffer && t2.text.opacityVertexBuffer.updateData(t2.text.opacityVertexArray), t2.hasIconData() && t2.icon.opacityVertexBuffer && t2.icon.opacityVertexBuffer.updateData(t2.icon.opacityVertexArray), t2.hasIconCollisionBoxData() && t2.iconCollisionBox.collisionVertexBuffer && t2.iconCollisionBox.collisionVertexBuffer.updateData(t2.iconCollisionBox.collisionVertexArray), t2.hasTextCollisionBoxData() && t2.textCollisionBox.collisionVertexBuffer && t2.textCollisionBox.collisionVertexBuffer.updateData(t2.textCollisionBox.collisionVertexArray), t2.bucketInstanceId in this.collisionCircleArrays) {
              const e2 = this.collisionCircleArrays[t2.bucketInstanceId];
              t2.placementInvProjMatrix = e2.invProjMatrix, t2.placementViewportMatrix = e2.viewportMatrix, t2.collisionCircleArray = e2.circles, delete this.collisionCircleArrays[t2.bucketInstanceId];
            }
          }
          symbolFadeChange(e2) {
            return 0 === this.fadeDuration ? 1 : (e2 - this.commitTime) / this.fadeDuration + this.prevZoomAdjustment;
          }
          zoomAdjustment(e2) {
            return Math.max(0, (this.transform.zoom - e2) / 1.5);
          }
          hasTransitions(e2) {
            return this.stale || e2 - this.lastPlacementChangeTime < this.fadeDuration;
          }
          stillRecent(e2, t2) {
            const i3 = this.zoomAtLastRecencyCheck === t2 ? 1 - this.zoomAdjustment(t2) : 1;
            return this.zoomAtLastRecencyCheck = t2, this.commitTime + this.fadeDuration * i3 > e2;
          }
          setStale() {
            this.stale = true;
          }
        }
        function It(e2, t2, i3, o2, r2) {
          e2.emplaceBack(t2 ? 1 : 0, i3 ? 1 : 0, o2 || 0, r2 || 0), e2.emplaceBack(t2 ? 1 : 0, i3 ? 1 : 0, o2 || 0, r2 || 0), e2.emplaceBack(t2 ? 1 : 0, i3 ? 1 : 0, o2 || 0, r2 || 0), e2.emplaceBack(t2 ? 1 : 0, i3 ? 1 : 0, o2 || 0, r2 || 0);
        }
        const Mt = Math.pow(2, 25), St = Math.pow(2, 24), zt = Math.pow(2, 17), Dt = Math.pow(2, 16), Pt = Math.pow(2, 9), At = Math.pow(2, 8), Lt = Math.pow(2, 1);
        function Rt(e2) {
          if (0 === e2.opacity && !e2.placed)
            return 0;
          if (1 === e2.opacity && e2.placed)
            return 4294967295;
          const t2 = e2.placed ? 1 : 0, i3 = Math.floor(127 * e2.opacity);
          return i3 * Mt + t2 * St + i3 * zt + t2 * Dt + i3 * Pt + t2 * At + i3 * Lt + t2;
        }
        const kt = 0;
        class Ot {
          constructor(e2) {
            this._sortAcrossTiles = "viewport-y" !== e2.layout.get("symbol-z-order") && void 0 !== e2.layout.get("symbol-sort-key").constantOr(1), this._currentTileIndex = 0, this._currentPartIndex = 0, this._seenCrossTileIDs = {}, this._bucketParts = [];
          }
          continuePlacement(e2, t2, i3, o2, r2) {
            const n2 = this._bucketParts;
            for (; this._currentTileIndex < e2.length; )
              if (t2.getBucketParts(n2, o2, e2[this._currentTileIndex], this._sortAcrossTiles), this._currentTileIndex++, r2())
                return true;
            for (this._sortAcrossTiles && (this._sortAcrossTiles = false, n2.sort((e3, t3) => e3.sortKey - t3.sortKey)); this._currentPartIndex < n2.length; ) {
              const e3 = n2[this._currentPartIndex];
              if (t2.placeLayerBucketPart(e3, this._seenCrossTileIDs, i3, 0 === e3.symbolInstanceStart), this._currentPartIndex++, r2())
                return true;
            }
            return false;
          }
        }
        class Bt {
          constructor(e2, t2, i3, o2, r2, n2, a2, s2) {
            this.placement = new Ct(e2, r2, n2, a2, s2), this._currentPlacementIndex = t2.length - 1, this._forceFullPlacement = i3, this._showCollisionBoxes = o2, this._done = false;
          }
          isDone() {
            return this._done;
          }
          continuePlacement(t2, i3, o2) {
            const r2 = e.exported.now(), n2 = () => {
              const t3 = e.exported.now() - r2;
              return !this._forceFullPlacement && t3 > 2;
            };
            for (; this._currentPlacementIndex >= 0; ) {
              const e2 = i3[t2[this._currentPlacementIndex]], r3 = this.placement.collisionIndex.transform.zoom;
              if ("symbol" === e2.type && (!e2.minzoom || e2.minzoom <= r3) && (!e2.maxzoom || e2.maxzoom > r3)) {
                if (this._inProgressLayer || (this._inProgressLayer = new Ot(e2)), this._inProgressLayer.continuePlacement(o2[e2.source], this.placement, this._showCollisionBoxes, e2, n2))
                  return;
                delete this._inProgressLayer;
              }
              this._currentPlacementIndex--;
            }
            this._done = true;
          }
          commit(e2) {
            return this.placement.commit(e2), this.placement;
          }
        }
        const Ft = 512 / e.EXTENT / 2;
        class Ut {
          constructor(e2, t2, i3) {
            this.tileID = e2, this.indexedSymbolInstances = {}, this.bucketInstanceId = i3;
            for (let i4 = 0; i4 < t2.length; i4++) {
              const o2 = t2.get(i4), r2 = o2.key;
              this.indexedSymbolInstances[r2] || (this.indexedSymbolInstances[r2] = []), this.indexedSymbolInstances[r2].push({ crossTileID: o2.crossTileID, coord: this.getScaledCoordinates(o2, e2) });
            }
          }
          getScaledCoordinates(t2, i3) {
            const o2 = Ft / Math.pow(2, i3.canonical.z - this.tileID.canonical.z);
            return { x: Math.floor((i3.canonical.x * e.EXTENT + t2.tileAnchorX) * o2), y: Math.floor((i3.canonical.y * e.EXTENT + t2.tileAnchorY) * o2) };
          }
          findMatches(e2, t2, i3) {
            const o2 = this.tileID.canonical.z < t2.canonical.z ? 1 : Math.pow(2, this.tileID.canonical.z - t2.canonical.z);
            for (let r2 = 0; r2 < e2.length; r2++) {
              const n2 = e2.get(r2);
              if (n2.crossTileID)
                continue;
              const a2 = this.indexedSymbolInstances[n2.key];
              if (!a2)
                continue;
              const s2 = this.getScaledCoordinates(n2, t2);
              for (const e3 of a2)
                if (Math.abs(e3.coord.x - s2.x) <= o2 && Math.abs(e3.coord.y - s2.y) <= o2 && !i3[e3.crossTileID]) {
                  i3[e3.crossTileID] = true, n2.crossTileID = e3.crossTileID;
                  break;
                }
            }
          }
        }
        class Nt {
          constructor() {
            this.maxCrossTileID = 0;
          }
          generate() {
            return ++this.maxCrossTileID;
          }
        }
        class Gt {
          constructor() {
            this.indexes = {}, this.usedCrossTileIDs = {}, this.lng = 0;
          }
          handleWrapJump(e2) {
            const t2 = Math.round((e2 - this.lng) / 360);
            if (0 !== t2)
              for (const e3 in this.indexes) {
                const i3 = this.indexes[e3], o2 = {};
                for (const e4 in i3) {
                  const r2 = i3[e4];
                  r2.tileID = r2.tileID.unwrapTo(r2.tileID.wrap + t2), o2[r2.tileID.key] = r2;
                }
                this.indexes[e3] = o2;
              }
            this.lng = e2;
          }
          addBucket(e2, t2, i3) {
            if (this.indexes[e2.overscaledZ] && this.indexes[e2.overscaledZ][e2.key]) {
              if (this.indexes[e2.overscaledZ][e2.key].bucketInstanceId === t2.bucketInstanceId)
                return false;
              this.removeBucketCrossTileIDs(e2.overscaledZ, this.indexes[e2.overscaledZ][e2.key]);
            }
            for (let e3 = 0; e3 < t2.symbolInstances.length; e3++)
              t2.symbolInstances.get(e3).crossTileID = 0;
            this.usedCrossTileIDs[e2.overscaledZ] || (this.usedCrossTileIDs[e2.overscaledZ] = {});
            const o2 = this.usedCrossTileIDs[e2.overscaledZ];
            for (const i4 in this.indexes) {
              const r2 = this.indexes[i4];
              if (Number(i4) > e2.overscaledZ)
                for (const i5 in r2) {
                  const n2 = r2[i5];
                  n2.tileID.isChildOf(e2) && n2.findMatches(t2.symbolInstances, e2, o2);
                }
              else {
                const n2 = r2[e2.scaledTo(Number(i4)).key];
                n2 && n2.findMatches(t2.symbolInstances, e2, o2);
              }
            }
            for (let e3 = 0; e3 < t2.symbolInstances.length; e3++) {
              const r2 = t2.symbolInstances.get(e3);
              r2.crossTileID || (r2.crossTileID = i3.generate(), o2[r2.crossTileID] = true);
            }
            return void 0 === this.indexes[e2.overscaledZ] && (this.indexes[e2.overscaledZ] = {}), this.indexes[e2.overscaledZ][e2.key] = new Ut(e2, t2.symbolInstances, t2.bucketInstanceId), true;
          }
          removeBucketCrossTileIDs(e2, t2) {
            for (const i3 in t2.indexedSymbolInstances)
              for (const o2 of t2.indexedSymbolInstances[i3])
                delete this.usedCrossTileIDs[e2][o2.crossTileID];
          }
          removeStaleBuckets(e2) {
            let t2 = false;
            for (const i3 in this.indexes) {
              const o2 = this.indexes[i3];
              for (const r2 in o2)
                e2[o2[r2].bucketInstanceId] || (this.removeBucketCrossTileIDs(i3, o2[r2]), delete o2[r2], t2 = true);
            }
            return t2;
          }
        }
        class jt {
          constructor() {
            this.layerIndexes = {}, this.crossTileIDs = new Nt(), this.maxBucketInstanceId = 0, this.bucketsInCurrentPlacement = {};
          }
          addLayer(e2, t2, i3, o2) {
            let r2 = this.layerIndexes[e2.id];
            void 0 === r2 && (r2 = this.layerIndexes[e2.id] = new Gt());
            let n2 = false;
            const a2 = {};
            "globe" !== o2.name && r2.handleWrapJump(i3);
            for (const i4 of t2) {
              const t3 = i4.getBucket(e2);
              t3 && e2.id === t3.layerIds[0] && (t3.bucketInstanceId || (t3.bucketInstanceId = ++this.maxBucketInstanceId), r2.addBucket(i4.tileID, t3, this.crossTileIDs) && (n2 = true), a2[t3.bucketInstanceId] = true);
            }
            return r2.removeStaleBuckets(a2) && (n2 = true), n2;
          }
          pruneUnusedLayers(e2) {
            const t2 = {};
            e2.forEach((e3) => {
              t2[e3] = true;
            });
            for (const e3 in this.layerIndexes)
              t2[e3] || delete this.layerIndexes[e3];
          }
        }
        const Zt = (t2, i3) => e.emitValidationErrors(t2, i3 && i3.filter((e2) => "source.canvas" !== e2.identifier)), Vt = e.pick(je, ["addLayer", "removeLayer", "setPaintProperty", "setLayoutProperty", "setFilter", "addSource", "removeSource", "setLayerZoomRange", "setLight", "setTransition", "setGeoJSONSourceData", "setTerrain", "setFog", "setProjection"]), Wt = e.pick(je, ["setCenter", "setZoom", "setBearing", "setPitch"]), qt = { version: 8, layers: [], sources: {} }, Xt = { fill: true, line: true, background: true, hillshade: true, raster: true };
        class $t extends e.Evented {
          constructor(t2, i3 = {}) {
            super(), this.map = t2, this.dispatcher = new A(Ue(), this), this.imageManager = new y(), this.imageManager.setEventedParent(this), this.glyphManager = new e.GlyphManager(t2._requestManager, i3.localFontFamily ? e.LocalGlyphMode.all : i3.localIdeographFontFamily ? e.LocalGlyphMode.ideographs : e.LocalGlyphMode.none, i3.localFontFamily || i3.localIdeographFontFamily), this.lineAtlas = new e.LineAtlas(256, 512), this.crossTileSymbolIndex = new jt(), this._layers = {}, this._num3DLayers = 0, this._numSymbolLayers = 0, this._numCircleLayers = 0, this._serializedLayers = {}, this._sourceCaches = {}, this._otherSourceCaches = {}, this._symbolSourceCaches = {}, this.zoomHistory = new e.ZoomHistory(), this._loaded = false, this._availableImages = [], this._order = [], this._drapedFirstOrder = [], this._markersNeedUpdate = false, this._resetUpdates(), this.dispatcher.broadcast("setReferrer", e.getReferrer());
            const o2 = this;
            this._rtlTextPluginCallback = $t.registerForPluginStateChange((t3) => {
              o2.dispatcher.broadcast("syncRTLPluginState", { pluginStatus: t3.pluginStatus, pluginURL: t3.pluginURL }, (t4, i4) => {
                if (e.triggerPluginCompletionEvent(t4), i4 && i4.every((e2) => e2))
                  for (const e2 in o2._sourceCaches) {
                    const t5 = o2._sourceCaches[e2], i5 = t5.getSource().type;
                    "vector" !== i5 && "geojson" !== i5 || t5.reload();
                  }
              });
            }), this.on("data", (e2) => {
              if ("source" !== e2.dataType || "metadata" !== e2.sourceDataType)
                return;
              const t3 = this.getSource(e2.sourceId);
              if (t3 && t3.vectorLayerIds)
                for (const e3 in this._layers) {
                  const i4 = this._layers[e3];
                  i4.source === t3.id && this._validateLayer(i4);
                }
            });
          }
          loadURL(t2, i3 = {}) {
            this.fire(new e.Event("dataloading", { dataType: "style" }));
            const o2 = "boolean" == typeof i3.validate ? i3.validate : !e.isMapboxURL(t2);
            t2 = this.map._requestManager.normalizeStyleURL(t2, i3.accessToken);
            const r2 = this.map._requestManager.transformRequest(t2, e.ResourceType.Style);
            this._request = e.getJSON(r2, (t3, i4) => {
              this._request = null, t3 ? this.fire(new e.ErrorEvent(t3)) : i4 && this._load(i4, o2);
            });
          }
          loadJSON(t2, i3 = {}) {
            this.fire(new e.Event("dataloading", { dataType: "style" })), this._request = e.exported.frame(() => {
              this._request = null, this._load(t2, false !== i3.validate);
            });
          }
          loadEmpty() {
            this.fire(new e.Event("dataloading", { dataType: "style" })), this._load(qt, false);
          }
          _updateLayerCount(e2, t2) {
            const i3 = t2 ? 1 : -1;
            e2.is3D() && (this._num3DLayers += i3), "circle" === e2.type && (this._numCircleLayers += i3), "symbol" === e2.type && (this._numSymbolLayers += i3);
          }
          _load(t2, i3) {
            if (i3 && Zt(this, e.validateStyle(t2)))
              return;
            this._loaded = true, this.stylesheet = t2, this._updateMapProjection();
            for (const e2 in t2.sources)
              this.addSource(e2, t2.sources[e2], { validate: false });
            this._changed = false, t2.sprite ? this._loadSprite(t2.sprite) : (this.imageManager.setLoaded(true), this.dispatcher.broadcast("spriteLoaded", true)), this.glyphManager.setURL(t2.glyphs);
            const o2 = Ge(this.stylesheet.layers);
            this._order = o2.map((e2) => e2.id), this._layers = {}, this._serializedLayers = {};
            for (let t3 of o2)
              t3 = e.createStyleLayer(t3), t3.setEventedParent(this, { layer: { id: t3.id } }), this._layers[t3.id] = t3, this._serializedLayers[t3.id] = t3.serialize(), this._updateLayerCount(t3, true);
            this.dispatcher.broadcast("setLayers", this._serializeLayers(this._order)), this.light = new T(this.stylesheet.light), this.stylesheet.terrain && !this.terrainSetForDrapingOnly() && this._createTerrain(this.stylesheet.terrain, 1), this.stylesheet.fog && this._createFog(this.stylesheet.fog), this._updateDrapeFirstLayers(), this.fire(new e.Event("data", { dataType: "style" })), this.fire(new e.Event("style.load"));
          }
          terrainSetForDrapingOnly() {
            return !!this.terrain && 0 === this.terrain.drapeRenderMode;
          }
          setProjection(e2) {
            e2 ? this.stylesheet.projection = e2 : delete this.stylesheet.projection, this.map._explicitProjection || this.map._updateProjection();
          }
          _updateMapProjection() {
            this.map._explicitProjection ? this.applyProjectionUpdate() : this.map._updateProjection();
          }
          applyProjectionUpdate() {
            this._loaded && (this.dispatcher.broadcast("setProjection", this.map.transform.projectionOptions), this.map.transform.projection.requiresDraping ? this.getTerrain() || this.stylesheet.terrain || this.setTerrainForDraping() : this.terrainSetForDrapingOnly() && this.setTerrain(null));
          }
          _loadSprite(t2) {
            this._spriteRequest = function(t3, i3, o2) {
              let r2, n2, a2;
              const s2 = e.exported.devicePixelRatio > 1 ? "@2x" : "";
              let l2 = e.getJSON(i3.transformRequest(i3.normalizeSpriteURL(t3, s2, ".json"), e.ResourceType.SpriteJSON), (e2, t4) => {
                l2 = null, a2 || (a2 = e2, r2 = t4, h2());
              }), c2 = e.getImage(i3.transformRequest(i3.normalizeSpriteURL(t3, s2, ".png"), e.ResourceType.SpriteImage), (e2, t4) => {
                c2 = null, a2 || (a2 = e2, n2 = t4, h2());
              });
              function h2() {
                if (a2)
                  o2(a2);
                else if (r2 && n2) {
                  const t4 = e.exported.getImageData(n2), i4 = {};
                  for (const o3 in r2) {
                    const { width: n3, height: a3, x: s3, y: l3, sdf: c3, pixelRatio: h3, stretchX: _2, stretchY: u2, content: d2 } = r2[o3], p2 = new e.RGBAImage({ width: n3, height: a3 });
                    e.RGBAImage.copy(t4, p2, { x: s3, y: l3 }, { x: 0, y: 0 }, { width: n3, height: a3 }), i4[o3] = { data: p2, pixelRatio: h3, sdf: c3, stretchX: _2, stretchY: u2, content: d2 };
                  }
                  o2(null, i4);
                }
              }
              return { cancel() {
                l2 && (l2.cancel(), l2 = null), c2 && (c2.cancel(), c2 = null);
              } };
            }(t2, this.map._requestManager, (t3, i3) => {
              if (this._spriteRequest = null, t3)
                this.fire(new e.ErrorEvent(t3));
              else if (i3)
                for (const e2 in i3)
                  this.imageManager.addImage(e2, i3[e2]);
              this.imageManager.setLoaded(true), this._availableImages = this.imageManager.listImages(), this.dispatcher.broadcast("setImages", this._availableImages), this.dispatcher.broadcast("spriteLoaded", true), this.fire(new e.Event("data", { dataType: "style" }));
            });
          }
          _validateLayer(t2) {
            const i3 = this.getSource(t2.source);
            if (!i3)
              return;
            const o2 = t2.sourceLayer;
            o2 && ("geojson" === i3.type || i3.vectorLayerIds && -1 === i3.vectorLayerIds.indexOf(o2)) && this.fire(new e.ErrorEvent(new Error(`Source layer "${o2}" does not exist on source "${i3.id}" as specified by style layer "${t2.id}"`)));
          }
          loaded() {
            if (!this._loaded)
              return false;
            if (Object.keys(this._updatedSources).length)
              return false;
            for (const e2 in this._sourceCaches)
              if (!this._sourceCaches[e2].loaded())
                return false;
            return !!this.imageManager.isLoaded();
          }
          _serializeLayers(e2) {
            const t2 = [];
            for (const i3 of e2) {
              const e3 = this._layers[i3];
              "custom" !== e3.type && t2.push(e3.serialize());
            }
            return t2;
          }
          hasTransitions() {
            if (this.light && this.light.hasTransition())
              return true;
            if (this.fog && this.fog.hasTransition())
              return true;
            for (const e2 in this._sourceCaches)
              if (this._sourceCaches[e2].hasTransition())
                return true;
            for (const e2 in this._layers)
              if (this._layers[e2].hasTransition())
                return true;
            return false;
          }
          get order() {
            return this.map._optimizeForTerrain && this.terrain ? this._drapedFirstOrder : this._order;
          }
          isLayerDraped(e2) {
            return !!this.terrain && Xt[e2.type];
          }
          _checkLoaded() {
            if (!this._loaded)
              throw new Error("Style is not done loading");
          }
          update(t2) {
            if (!this._loaded)
              return;
            const i3 = this._changed;
            if (this._changed) {
              const e2 = Object.keys(this._updatedLayers), i4 = Object.keys(this._removedLayers);
              (e2.length || i4.length) && this._updateWorkerLayers(e2, i4);
              for (const e3 in this._updatedSources) {
                const t3 = this._updatedSources[e3];
                "reload" === t3 ? this._reloadSource(e3) : "clear" === t3 && this._clearSource(e3);
              }
              this._updateTilesForChangedImages();
              for (const e3 in this._updatedPaintProps)
                this._layers[e3].updateTransitions(t2);
              this.light.updateTransitions(t2), this.fog && this.fog.updateTransitions(t2), this._resetUpdates();
            }
            const o2 = {};
            for (const e2 in this._sourceCaches) {
              const t3 = this._sourceCaches[e2];
              o2[e2] = t3.used, t3.used = false;
            }
            for (const e2 of this._order) {
              const i4 = this._layers[e2];
              if (i4.recalculate(t2, this._availableImages), !i4.isHidden(t2.zoom)) {
                const e3 = this._getLayerSourceCache(i4);
                e3 && (e3.used = true);
              }
              const o3 = this.map.painter;
              if (o3) {
                const e3 = i4.getProgramIds();
                if (!e3)
                  continue;
                const r2 = i4.getProgramConfiguration(t2.zoom);
                for (const t3 of e3)
                  o3.useProgram(t3, r2);
              }
            }
            for (const t3 in o2) {
              const i4 = this._sourceCaches[t3];
              o2[t3] !== i4.used && i4.getSource().fire(new e.Event("data", { sourceDataType: "visibility", dataType: "source", sourceId: i4.getSource().id }));
            }
            this.light.recalculate(t2), this.terrain && this.terrain.recalculate(t2), this.fog && this.fog.recalculate(t2), this.z = t2.zoom, this._markersNeedUpdate && (this._updateMarkersOpacity(), this._markersNeedUpdate = false), i3 && this.fire(new e.Event("data", { dataType: "style" }));
          }
          _updateTilesForChangedImages() {
            const e2 = Object.keys(this._changedImages);
            if (e2.length) {
              for (const t2 in this._sourceCaches)
                this._sourceCaches[t2].reloadTilesForDependencies(["icons", "patterns"], e2);
              this._changedImages = {};
            }
          }
          _updateWorkerLayers(e2, t2) {
            this.dispatcher.broadcast("updateLayers", { layers: this._serializeLayers(e2), removedIds: t2 });
          }
          _resetUpdates() {
            this._changed = false, this._updatedLayers = {}, this._removedLayers = {}, this._updatedSources = {}, this._updatedPaintProps = {}, this._changedImages = {};
          }
          setState(t2) {
            if (this._checkLoaded(), Zt(this, e.validateStyle(t2)))
              return false;
            (t2 = e.clone$1(t2)).layers = Ge(t2.layers);
            const i3 = function(e2, t3) {
              if (!e2)
                return [{ command: je.setStyle, args: [t3] }];
              let i4 = [];
              try {
                if (!r(e2.version, t3.version))
                  return [{ command: je.setStyle, args: [t3] }];
                r(e2.center, t3.center) || i4.push({ command: je.setCenter, args: [t3.center] }), r(e2.zoom, t3.zoom) || i4.push({ command: je.setZoom, args: [t3.zoom] }), r(e2.bearing, t3.bearing) || i4.push({ command: je.setBearing, args: [t3.bearing] }), r(e2.pitch, t3.pitch) || i4.push({ command: je.setPitch, args: [t3.pitch] }), r(e2.sprite, t3.sprite) || i4.push({ command: je.setSprite, args: [t3.sprite] }), r(e2.glyphs, t3.glyphs) || i4.push({ command: je.setGlyphs, args: [t3.glyphs] }), r(e2.transition, t3.transition) || i4.push({ command: je.setTransition, args: [t3.transition] }), r(e2.light, t3.light) || i4.push({ command: je.setLight, args: [t3.light] }), r(e2.fog, t3.fog) || i4.push({ command: je.setFog, args: [t3.fog] }), r(e2.projection, t3.projection) || i4.push({ command: je.setProjection, args: [t3.projection] });
                const o3 = {}, n2 = [];
                !function(e3, t4, i5, o4) {
                  let n3;
                  for (n3 in t4 = t4 || {}, e3 = e3 || {})
                    e3.hasOwnProperty(n3) && (t4.hasOwnProperty(n3) || Ve(n3, i5, o4));
                  for (n3 in t4)
                    t4.hasOwnProperty(n3) && (e3.hasOwnProperty(n3) ? r(e3[n3], t4[n3]) || ("geojson" === e3[n3].type && "geojson" === t4[n3].type && qe(e3, t4, n3) ? i5.push({ command: je.setGeoJSONSourceData, args: [n3, t4[n3].data] }) : We(n3, t4, i5, o4)) : Ze(n3, t4, i5));
                }(e2.sources, t3.sources, n2, o3);
                const a2 = [];
                e2.layers && e2.layers.forEach((e3) => {
                  e3.source && o3[e3.source] ? i4.push({ command: je.removeLayer, args: [e3.id] }) : a2.push(e3);
                });
                let s2 = e2.terrain;
                s2 && o3[s2.source] && (i4.push({ command: je.setTerrain, args: [void 0] }), s2 = void 0), i4 = i4.concat(n2), r(s2, t3.terrain) || i4.push({ command: je.setTerrain, args: [t3.terrain] }), function(e3, t4, i5) {
                  t4 = t4 || [];
                  const o4 = (e3 = e3 || []).map($e), n3 = t4.map($e), a3 = e3.reduce(He, {}), s3 = t4.reduce(He, {}), l2 = o4.slice(), c2 = /* @__PURE__ */ Object.create(null);
                  let h2, _2, u2, d2, p2, m2, f2;
                  for (h2 = 0, _2 = 0; h2 < o4.length; h2++)
                    u2 = o4[h2], s3.hasOwnProperty(u2) ? _2++ : (i5.push({ command: je.removeLayer, args: [u2] }), l2.splice(l2.indexOf(u2, _2), 1));
                  for (h2 = 0, _2 = 0; h2 < n3.length; h2++)
                    u2 = n3[n3.length - 1 - h2], l2[l2.length - 1 - h2] !== u2 && (a3.hasOwnProperty(u2) ? (i5.push({ command: je.removeLayer, args: [u2] }), l2.splice(l2.lastIndexOf(u2, l2.length - _2), 1)) : _2++, m2 = l2[l2.length - h2], i5.push({ command: je.addLayer, args: [s3[u2], m2] }), l2.splice(l2.length - h2, 0, u2), c2[u2] = true);
                  for (h2 = 0; h2 < n3.length; h2++)
                    if (u2 = n3[h2], d2 = a3[u2], p2 = s3[u2], !c2[u2] && !r(d2, p2))
                      if (r(d2.source, p2.source) && r(d2["source-layer"], p2["source-layer"]) && r(d2.type, p2.type)) {
                        for (f2 in Xe(d2.layout, p2.layout, i5, u2, null, je.setLayoutProperty), Xe(d2.paint, p2.paint, i5, u2, null, je.setPaintProperty), r(d2.filter, p2.filter) || i5.push({ command: je.setFilter, args: [u2, p2.filter] }), r(d2.minzoom, p2.minzoom) && r(d2.maxzoom, p2.maxzoom) || i5.push({ command: je.setLayerZoomRange, args: [u2, p2.minzoom, p2.maxzoom] }), d2)
                          d2.hasOwnProperty(f2) && "layout" !== f2 && "paint" !== f2 && "filter" !== f2 && "metadata" !== f2 && "minzoom" !== f2 && "maxzoom" !== f2 && (0 === f2.indexOf("paint.") ? Xe(d2[f2], p2[f2], i5, u2, f2.slice(6), je.setPaintProperty) : r(d2[f2], p2[f2]) || i5.push({ command: je.setLayerProperty, args: [u2, f2, p2[f2]] }));
                        for (f2 in p2)
                          p2.hasOwnProperty(f2) && !d2.hasOwnProperty(f2) && "layout" !== f2 && "paint" !== f2 && "filter" !== f2 && "metadata" !== f2 && "minzoom" !== f2 && "maxzoom" !== f2 && (0 === f2.indexOf("paint.") ? Xe(d2[f2], p2[f2], i5, u2, f2.slice(6), je.setPaintProperty) : r(d2[f2], p2[f2]) || i5.push({ command: je.setLayerProperty, args: [u2, f2, p2[f2]] }));
                      } else
                        i5.push({ command: je.removeLayer, args: [u2] }), m2 = l2[l2.lastIndexOf(u2) + 1], i5.push({ command: je.addLayer, args: [p2, m2] });
                }(a2, t3.layers, i4);
              } catch (e3) {
                console.warn("Unable to compute style diff:", e3), i4 = [{ command: je.setStyle, args: [t3] }];
              }
              return i4;
            }(this.serialize(), t2).filter((e2) => !(e2.command in Wt));
            if (0 === i3.length)
              return false;
            const o2 = i3.filter((e2) => !(e2.command in Vt));
            if (o2.length > 0)
              throw new Error(`Unimplemented: ${o2.map((e2) => e2.command).join(", ")}.`);
            return i3.forEach((e2) => {
              "setTransition" !== e2.command && this[e2.command].apply(this, e2.args);
            }), this.stylesheet = t2, this._updateMapProjection(), true;
          }
          addImage(t2, i3) {
            return this.getImage(t2) ? this.fire(new e.ErrorEvent(new Error("An image with this name already exists."))) : (this.imageManager.addImage(t2, i3), this._afterImageUpdated(t2), this);
          }
          updateImage(e2, t2) {
            this.imageManager.updateImage(e2, t2);
          }
          getImage(e2) {
            return this.imageManager.getImage(e2);
          }
          removeImage(t2) {
            return this.getImage(t2) ? (this.imageManager.removeImage(t2), this._afterImageUpdated(t2), this) : this.fire(new e.ErrorEvent(new Error("No image with this name exists.")));
          }
          _afterImageUpdated(t2) {
            this._availableImages = this.imageManager.listImages(), this._changedImages[t2] = true, this._changed = true, this.dispatcher.broadcast("setImages", this._availableImages), this.fire(new e.Event("data", { dataType: "style" }));
          }
          listImages() {
            return this._checkLoaded(), this._availableImages.slice();
          }
          addSource(t2, i3, o2 = {}) {
            if (this._checkLoaded(), void 0 !== this.getSource(t2))
              throw new Error("There is already a source with this ID");
            if (!i3.type)
              throw new Error(`The type property must be defined, but only the following properties were given: ${Object.keys(i3).join(", ")}.`);
            if (["vector", "raster", "geojson", "video", "image"].indexOf(i3.type) >= 0 && this._validate(e.validateSource, `sources.${t2}`, i3, null, o2))
              return;
            this.map && this.map._collectResourceTiming && (i3.collectResourceTiming = true);
            const r2 = De(t2, i3, this.dispatcher, this);
            r2.setEventedParent(this, () => ({ isSourceLoaded: this._isSourceCacheLoaded(t2), source: r2.serialize(), sourceId: t2 }));
            const n2 = (i4) => {
              const o3 = (i4 ? "symbol:" : "other:") + t2, n3 = this._sourceCaches[o3] = new e.SourceCache(o3, r2, i4);
              (i4 ? this._symbolSourceCaches : this._otherSourceCaches)[t2] = n3, n3.style = this, n3.onAdd(this.map);
            };
            n2(false), "vector" !== i3.type && "geojson" !== i3.type || n2(true), r2.onAdd && r2.onAdd(this.map), this._changed = true;
          }
          removeSource(t2) {
            this._checkLoaded();
            const i3 = this.getSource(t2);
            if (!i3)
              throw new Error("There is no source with this ID");
            for (const i4 in this._layers)
              if (this._layers[i4].source === t2)
                return this.fire(new e.ErrorEvent(new Error(`Source "${t2}" cannot be removed while layer "${i4}" is using it.`)));
            if (this.terrain && this.terrain.get().source === t2)
              return this.fire(new e.ErrorEvent(new Error(`Source "${t2}" cannot be removed while terrain is using it.`)));
            const o2 = this._getSourceCaches(t2);
            for (const t3 of o2)
              delete this._sourceCaches[t3.id], delete this._updatedSources[t3.id], t3.fire(new e.Event("data", { sourceDataType: "metadata", dataType: "source", sourceId: t3.getSource().id })), t3.setEventedParent(null), t3.clearTiles();
            return delete this._otherSourceCaches[t2], delete this._symbolSourceCaches[t2], i3.setEventedParent(null), i3.onRemove && i3.onRemove(this.map), this._changed = true, this;
          }
          setGeoJSONSourceData(e2, t2) {
            this._checkLoaded(), this.getSource(e2).setData(t2), this._changed = true;
          }
          getSource(e2) {
            const t2 = this._getSourceCache(e2);
            return t2 && t2.getSource();
          }
          addLayer(t2, i3, o2 = {}) {
            this._checkLoaded();
            const r2 = t2.id;
            if (this.getLayer(r2))
              return void this.fire(new e.ErrorEvent(new Error(`Layer with id "${r2}" already exists on this map`)));
            let n2;
            if ("custom" === t2.type) {
              if (Zt(this, e.validateCustomStyleLayer(t2)))
                return;
              n2 = e.createStyleLayer(t2);
            } else {
              if ("object" == typeof t2.source && (this.addSource(r2, t2.source), t2 = e.clone$1(t2), t2 = e.extend(t2, { source: r2 })), this._validate(e.validateLayer, `layers.${r2}`, t2, { arrayIndex: -1 }, o2))
                return;
              n2 = e.createStyleLayer(t2), this._validateLayer(n2), n2.setEventedParent(this, { layer: { id: r2 } }), this._serializedLayers[n2.id] = n2.serialize(), this._updateLayerCount(n2, true);
            }
            const a2 = i3 ? this._order.indexOf(i3) : this._order.length;
            if (i3 && -1 === a2)
              return void this.fire(new e.ErrorEvent(new Error(`Layer with id "${i3}" does not exist on this map.`)));
            this._order.splice(a2, 0, r2), this._layerOrderChanged = true, this._layers[r2] = n2;
            const s2 = this._getLayerSourceCache(n2);
            if (this._removedLayers[r2] && n2.source && s2 && "custom" !== n2.type) {
              const e2 = this._removedLayers[r2];
              delete this._removedLayers[r2], e2.type !== n2.type ? this._updatedSources[n2.source] = "clear" : (this._updatedSources[n2.source] = "reload", s2.pause());
            }
            this._updateLayer(n2), n2.onAdd && n2.onAdd(this.map), this._updateDrapeFirstLayers();
          }
          moveLayer(t2, i3) {
            if (this._checkLoaded(), this._changed = true, !this._layers[t2])
              return void this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot be moved.`)));
            if (t2 === i3)
              return;
            const o2 = this._order.indexOf(t2);
            this._order.splice(o2, 1);
            const r2 = i3 ? this._order.indexOf(i3) : this._order.length;
            i3 && -1 === r2 ? this.fire(new e.ErrorEvent(new Error(`Layer with id "${i3}" does not exist on this map.`))) : (this._order.splice(r2, 0, t2), this._layerOrderChanged = true, this._updateDrapeFirstLayers());
          }
          removeLayer(t2) {
            this._checkLoaded();
            const i3 = this._layers[t2];
            if (!i3)
              return void this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot be removed.`)));
            i3.setEventedParent(null), this._updateLayerCount(i3, false);
            const o2 = this._order.indexOf(t2);
            this._order.splice(o2, 1), this._layerOrderChanged = true, this._changed = true, this._removedLayers[t2] = i3, delete this._layers[t2], delete this._serializedLayers[t2], delete this._updatedLayers[t2], delete this._updatedPaintProps[t2], i3.onRemove && i3.onRemove(this.map), this._updateDrapeFirstLayers();
          }
          getLayer(e2) {
            return this._layers[e2];
          }
          hasLayer(e2) {
            return e2 in this._layers;
          }
          hasLayerType(e2) {
            for (const t2 in this._layers)
              if (this._layers[t2].type === e2)
                return true;
            return false;
          }
          setLayerZoomRange(t2, i3, o2) {
            this._checkLoaded();
            const r2 = this.getLayer(t2);
            r2 ? r2.minzoom === i3 && r2.maxzoom === o2 || (null != i3 && (r2.minzoom = i3), null != o2 && (r2.maxzoom = o2), this._updateLayer(r2)) : this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot have zoom extent.`)));
          }
          setFilter(t2, i3, o2 = {}) {
            this._checkLoaded();
            const n2 = this.getLayer(t2);
            if (n2) {
              if (!r(n2.filter, i3))
                return null == i3 ? (n2.filter = void 0, void this._updateLayer(n2)) : void (this._validate(e.validateFilter, `layers.${n2.id}.filter`, i3, { layerType: n2.type }, o2) || (n2.filter = e.clone$1(i3), this._updateLayer(n2)));
            } else
              this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot be filtered.`)));
          }
          getFilter(t2) {
            const i3 = this.getLayer(t2);
            return i3 && e.clone$1(i3.filter);
          }
          setLayoutProperty(t2, i3, o2, n2 = {}) {
            this._checkLoaded();
            const a2 = this.getLayer(t2);
            a2 ? r(a2.getLayoutProperty(i3), o2) || (a2.setLayoutProperty(i3, o2, n2), this._updateLayer(a2)) : this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot be styled.`)));
          }
          getLayoutProperty(t2, i3) {
            const o2 = this.getLayer(t2);
            if (o2)
              return o2.getLayoutProperty(i3);
            this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style.`)));
          }
          setPaintProperty(t2, i3, o2, n2 = {}) {
            this._checkLoaded();
            const a2 = this.getLayer(t2);
            a2 ? r(a2.getPaintProperty(i3), o2) || (a2.setPaintProperty(i3, o2, n2) && this._updateLayer(a2), this._changed = true, this._updatedPaintProps[t2] = true) : this.fire(new e.ErrorEvent(new Error(`The layer '${t2}' does not exist in the map's style and cannot be styled.`)));
          }
          getPaintProperty(e2, t2) {
            const i3 = this.getLayer(e2);
            return i3 && i3.getPaintProperty(t2);
          }
          setFeatureState(t2, i3) {
            this._checkLoaded();
            const o2 = t2.source, r2 = t2.sourceLayer, n2 = this.getSource(o2);
            if (!n2)
              return void this.fire(new e.ErrorEvent(new Error(`The source '${o2}' does not exist in the map's style.`)));
            const a2 = n2.type;
            if ("geojson" === a2 && r2)
              return void this.fire(new e.ErrorEvent(new Error("GeoJSON sources cannot have a sourceLayer parameter.")));
            if ("vector" === a2 && !r2)
              return void this.fire(new e.ErrorEvent(new Error("The sourceLayer parameter must be provided for vector source types.")));
            void 0 === t2.id && this.fire(new e.ErrorEvent(new Error("The feature id parameter must be provided.")));
            const s2 = this._getSourceCaches(o2);
            for (const e2 of s2)
              e2.setFeatureState(r2, t2.id, i3);
          }
          removeFeatureState(t2, i3) {
            this._checkLoaded();
            const o2 = t2.source, r2 = this.getSource(o2);
            if (!r2)
              return void this.fire(new e.ErrorEvent(new Error(`The source '${o2}' does not exist in the map's style.`)));
            const n2 = r2.type, a2 = "vector" === n2 ? t2.sourceLayer : void 0;
            if ("vector" === n2 && !a2)
              return void this.fire(new e.ErrorEvent(new Error("The sourceLayer parameter must be provided for vector source types.")));
            if (i3 && "string" != typeof t2.id && "number" != typeof t2.id)
              return void this.fire(new e.ErrorEvent(new Error("A feature id is required to remove its specific state property.")));
            const s2 = this._getSourceCaches(o2);
            for (const e2 of s2)
              e2.removeFeatureState(a2, t2.id, i3);
          }
          getFeatureState(t2) {
            this._checkLoaded();
            const i3 = t2.source, o2 = t2.sourceLayer, r2 = this.getSource(i3);
            if (r2) {
              if ("vector" !== r2.type || o2)
                return void 0 === t2.id && this.fire(new e.ErrorEvent(new Error("The feature id parameter must be provided."))), this._getSourceCaches(i3)[0].getFeatureState(o2, t2.id);
              this.fire(new e.ErrorEvent(new Error("The sourceLayer parameter must be provided for vector source types.")));
            } else
              this.fire(new e.ErrorEvent(new Error(`The source '${i3}' does not exist in the map's style.`)));
          }
          getTransition() {
            return e.extend({ duration: 300, delay: 0 }, this.stylesheet && this.stylesheet.transition);
          }
          serialize() {
            const t2 = {};
            for (const e2 in this._sourceCaches) {
              const i3 = this._sourceCaches[e2].getSource();
              t2[i3.id] || (t2[i3.id] = i3.serialize());
            }
            return e.filterObject({ version: this.stylesheet.version, name: this.stylesheet.name, metadata: this.stylesheet.metadata, light: this.stylesheet.light, terrain: this.stylesheet.terrain, fog: this.stylesheet.fog, center: this.stylesheet.center, zoom: this.stylesheet.zoom, bearing: this.stylesheet.bearing, pitch: this.stylesheet.pitch, sprite: this.stylesheet.sprite, glyphs: this.stylesheet.glyphs, transition: this.stylesheet.transition, projection: this.stylesheet.projection, sources: t2, layers: this._serializeLayers(this._order) }, (e2) => void 0 !== e2);
          }
          _updateLayer(e2) {
            this._updatedLayers[e2.id] = true;
            const t2 = this._getLayerSourceCache(e2);
            e2.source && !this._updatedSources[e2.source] && t2 && "raster" !== t2.getSource().type && (this._updatedSources[e2.source] = "reload", t2.pause()), this._changed = true, e2.invalidateCompiledFilter();
          }
          _flattenAndSortRenderedFeatures(e2) {
            const t2 = (e3) => "fill-extrusion" === this._layers[e3].type, i3 = {}, o2 = [];
            for (let r3 = this._order.length - 1; r3 >= 0; r3--) {
              const n2 = this._order[r3];
              if (t2(n2)) {
                i3[n2] = r3;
                for (const t3 of e2) {
                  const e3 = t3[n2];
                  if (e3)
                    for (const t4 of e3)
                      o2.push(t4);
                }
              }
            }
            o2.sort((e3, t3) => t3.intersectionZ - e3.intersectionZ);
            const r2 = [];
            for (let n2 = this._order.length - 1; n2 >= 0; n2--) {
              const a2 = this._order[n2];
              if (t2(a2))
                for (let e3 = o2.length - 1; e3 >= 0; e3--) {
                  const t3 = o2[e3].feature;
                  if (i3[t3.layer.id] < n2)
                    break;
                  r2.push(t3), o2.pop();
                }
              else
                for (const t3 of e2) {
                  const e3 = t3[a2];
                  if (e3)
                    for (const t4 of e3)
                      r2.push(t4.feature);
                }
            }
            return r2;
          }
          queryRenderedFeatures(t2, i3, o2) {
            i3 && i3.filter && this._validate(e.validateFilter, "queryRenderedFeatures.filter", i3.filter, null, i3);
            const r2 = {};
            if (i3 && i3.layers) {
              if (!Array.isArray(i3.layers))
                return this.fire(new e.ErrorEvent(new Error("parameters.layers must be an Array."))), [];
              for (const t3 of i3.layers) {
                const i4 = this._layers[t3];
                if (!i4)
                  return this.fire(new e.ErrorEvent(new Error(`The layer '${t3}' does not exist in the map's style and cannot be queried for features.`))), [];
                r2[i4.source] = true;
              }
            }
            const n2 = [];
            i3.availableImages = this._availableImages;
            const a2 = i3 && i3.layers ? i3.layers.some((e2) => {
              const t3 = this.getLayer(e2);
              return t3 && t3.is3D();
            }) : this.has3DLayers(), s2 = R.createFromScreenPoints(t2, o2);
            for (const e2 in this._sourceCaches) {
              const t3 = this._sourceCaches[e2].getSource().id;
              i3.layers && !r2[t3] || n2.push(Ae(this._sourceCaches[e2], this._layers, this._serializedLayers, s2, i3, o2, a2, !!this.map._showQueryGeometry));
            }
            return this.placement && n2.push(function(e2, t3, i4, o3, r3, n3, a3) {
              const s3 = {}, l2 = n3.queryRenderedSymbols(o3), c2 = [];
              for (const e3 of Object.keys(l2).map(Number))
                c2.push(a3[e3]);
              c2.sort(Re);
              for (const i5 of c2) {
                const o4 = i5.featureIndex.lookupSymbolFeatures(l2[i5.bucketInstanceId], t3, i5.bucketIndex, i5.sourceLayerIndex, r3.filter, r3.layers, r3.availableImages, e2);
                for (const e3 in o4) {
                  const t4 = s3[e3] = s3[e3] || [], r4 = o4[e3];
                  r4.sort((e4, t5) => {
                    const o5 = i5.featureSortOrder;
                    if (o5) {
                      const i6 = o5.indexOf(e4.featureIndex);
                      return o5.indexOf(t5.featureIndex) - i6;
                    }
                    return t5.featureIndex - e4.featureIndex;
                  });
                  for (const e4 of r4)
                    t4.push(e4);
                }
              }
              for (const t4 in s3)
                s3[t4].forEach((o4) => {
                  const r4 = o4.feature, n4 = i4(e2[t4]).getFeatureState(r4.layer["source-layer"], r4.id);
                  r4.source = r4.layer.source, r4.layer["source-layer"] && (r4.sourceLayer = r4.layer["source-layer"]), r4.state = n4;
                });
              return s3;
            }(this._layers, this._serializedLayers, this._getLayerSourceCache.bind(this), s2.screenGeometry, i3, this.placement.collisionIndex, this.placement.retainedQueryData)), this._flattenAndSortRenderedFeatures(n2);
          }
          querySourceFeatures(t2, i3) {
            i3 && i3.filter && this._validate(e.validateFilter, "querySourceFeatures.filter", i3.filter, null, i3);
            const o2 = this._getSourceCaches(t2);
            let r2 = [];
            for (const e2 of o2)
              r2 = r2.concat(Le(e2, i3));
            return r2;
          }
          addSourceType(e2, t2, i3) {
            return $t.getSourceType(e2) ? i3(new Error(`A source type called "${e2}" already exists.`)) : ($t.setSourceType(e2, t2), t2.workerSourceURL ? void this.dispatcher.broadcast("loadWorkerSource", { name: e2, url: t2.workerSourceURL }, i3) : i3(null, null));
          }
          getLight() {
            return this.light.getLight();
          }
          setLight(t2, i3 = {}) {
            this._checkLoaded();
            const o2 = this.light.getLight();
            let n2 = false;
            for (const e2 in t2)
              if (!r(t2[e2], o2[e2])) {
                n2 = true;
                break;
              }
            if (!n2)
              return;
            const a2 = { now: e.exported.now(), transition: e.extend({ duration: 300, delay: 0 }, this.stylesheet.transition) };
            this.light.setLight(t2, i3), this.light.updateTransitions(a2);
          }
          getTerrain() {
            return this.terrain && 1 === this.terrain.drapeRenderMode ? this.terrain.get() : null;
          }
          setTerrainForDraping() {
            this.setTerrain({ source: "", exaggeration: 0 }, 0);
          }
          setTerrain(t2, i3 = 1) {
            if (this._checkLoaded(), !t2)
              return delete this.terrain, delete this.stylesheet.terrain, this.dispatcher.broadcast("enableTerrain", false), this._force3DLayerUpdate(), void (this._markersNeedUpdate = true);
            if (1 === i3) {
              if ("object" == typeof t2.source) {
                const i4 = "terrain-dem-src";
                this.addSource(i4, t2.source), t2 = e.clone$1(t2), t2 = e.extend(t2, { source: i4 });
              }
              if (this._validate(e.validateTerrain, "terrain", t2))
                return;
            }
            if (!this.terrain || this.terrain && i3 !== this.terrain.drapeRenderMode)
              this._createTerrain(t2, i3);
            else {
              const i4 = this.terrain, o2 = i4.get();
              for (const n2 in t2)
                if (!r(t2[n2], o2[n2])) {
                  i4.set(t2), this.stylesheet.terrain = t2;
                  const o3 = { now: e.exported.now(), transition: e.extend({ duration: 0 }, this.stylesheet.transition) };
                  i4.updateTransitions(o3);
                  break;
                }
            }
            this._updateDrapeFirstLayers(), this._markersNeedUpdate = true;
          }
          _createFog(t2) {
            const i3 = this.fog = new P(t2, this.map.transform);
            this.stylesheet.fog = t2;
            const o2 = { now: e.exported.now(), transition: e.extend({ duration: 0 }, this.stylesheet.transition) };
            i3.updateTransitions(o2);
          }
          _updateMarkersOpacity() {
            0 !== this.map._markers.length && this.map._requestDomTask(() => {
              for (const e2 of this.map._markers)
                e2._evaluateOpacity();
            });
          }
          getFog() {
            return this.fog ? this.fog.get() : null;
          }
          setFog(t2) {
            if (this._checkLoaded(), !t2)
              return delete this.fog, delete this.stylesheet.fog, void (this._markersNeedUpdate = true);
            if (this.fog) {
              const i3 = this.fog, o2 = i3.get();
              for (const n2 in t2)
                if (!r(t2[n2], o2[n2])) {
                  i3.set(t2), this.stylesheet.fog = t2;
                  const o3 = { now: e.exported.now(), transition: e.extend({ duration: 0 }, this.stylesheet.transition) };
                  i3.updateTransitions(o3);
                  break;
                }
            } else
              this._createFog(t2);
            this._markersNeedUpdate = true;
          }
          _updateDrapeFirstLayers() {
            if (!this.map._optimizeForTerrain || !this.terrain)
              return;
            const e2 = this._order.filter((e3) => this.isLayerDraped(this._layers[e3])), t2 = this._order.filter((e3) => !this.isLayerDraped(this._layers[e3]));
            this._drapedFirstOrder = [], this._drapedFirstOrder.push(...e2), this._drapedFirstOrder.push(...t2);
          }
          _createTerrain(t2, i3) {
            const o2 = this.terrain = new I(t2, i3);
            this.stylesheet.terrain = t2, this.dispatcher.broadcast("enableTerrain", !this.terrainSetForDrapingOnly()), this._force3DLayerUpdate();
            const r2 = { now: e.exported.now(), transition: e.extend({ duration: 0 }, this.stylesheet.transition) };
            o2.updateTransitions(r2);
          }
          _force3DLayerUpdate() {
            for (const e2 in this._layers) {
              const t2 = this._layers[e2];
              "fill-extrusion" === t2.type && this._updateLayer(t2);
            }
          }
          _forceSymbolLayerUpdate() {
            for (const e2 in this._layers) {
              const t2 = this._layers[e2];
              "symbol" === t2.type && this._updateLayer(t2);
            }
          }
          _validate(t2, i3, o2, r2, n2 = {}) {
            return (!n2 || false !== n2.validate) && Zt(this, t2.call(e.validateStyle, e.extend({ key: i3, style: this.serialize(), value: o2, styleSpec: e.spec }, r2)));
          }
          _remove() {
            this._request && (this._request.cancel(), this._request = null), this._spriteRequest && (this._spriteRequest.cancel(), this._spriteRequest = null), e.evented.off("pluginStateChange", this._rtlTextPluginCallback);
            for (const e2 in this._layers)
              this._layers[e2].setEventedParent(null);
            for (const e2 in this._sourceCaches)
              this._sourceCaches[e2].clearTiles(), this._sourceCaches[e2].setEventedParent(null);
            this.imageManager.setEventedParent(null), this.setEventedParent(null), this.dispatcher.remove();
          }
          _clearSource(e2) {
            const t2 = this._getSourceCaches(e2);
            for (const e3 of t2)
              e3.clearTiles();
          }
          _reloadSource(e2) {
            const t2 = this._getSourceCaches(e2);
            for (const e3 of t2)
              e3.resume(), e3.reload();
          }
          _updateSources(e2) {
            for (const t2 in this._sourceCaches)
              this._sourceCaches[t2].update(e2);
          }
          _generateCollisionBoxes() {
            for (const e2 in this._sourceCaches) {
              const t2 = this._sourceCaches[e2];
              t2.resume(), t2.reload();
            }
          }
          _updatePlacement(t2, i3, o2, r2, n2 = false) {
            let a2 = false, s2 = false;
            const l2 = {};
            for (const e2 of this._order) {
              const i4 = this._layers[e2];
              if ("symbol" !== i4.type)
                continue;
              if (!l2[i4.source]) {
                const e3 = this._getLayerSourceCache(i4);
                if (!e3)
                  continue;
                l2[i4.source] = e3.getRenderableIds(true).map((t3) => e3.getTileByID(t3)).sort((e4, t3) => t3.tileID.overscaledZ - e4.tileID.overscaledZ || (e4.tileID.isLessThan(t3.tileID) ? -1 : 1));
              }
              const o3 = this.crossTileSymbolIndex.addLayer(i4, l2[i4.source], t2.center.lng, t2.projection);
              a2 = a2 || o3;
            }
            if (this.crossTileSymbolIndex.pruneUnusedLayers(this._order), n2 = n2 || this._layerOrderChanged || 0 === o2, this._layerOrderChanged && this.fire(new e.Event("neworder")), (n2 || !this.pauseablePlacement || this.pauseablePlacement.isDone() && !this.placement.stillRecent(e.exported.now(), t2.zoom)) && (this.pauseablePlacement = new Bt(t2, this._order, n2, i3, o2, r2, this.placement, this.fog && t2.projection.supportsFog ? this.fog.state : null), this._layerOrderChanged = false), this.pauseablePlacement.isDone() ? this.placement.setStale() : (this.pauseablePlacement.continuePlacement(this._order, this._layers, l2), this.pauseablePlacement.isDone() && (this.placement = this.pauseablePlacement.commit(e.exported.now()), s2 = true), a2 && this.pauseablePlacement.placement.setStale()), s2 || a2)
              for (const e2 of this._order) {
                const t3 = this._layers[e2];
                "symbol" === t3.type && this.placement.updateLayerOpacities(t3, l2[t3.source]);
              }
            return !this.pauseablePlacement.isDone() || this.placement.hasTransitions(e.exported.now());
          }
          _releaseSymbolFadeTiles() {
            for (const e2 in this._sourceCaches)
              this._sourceCaches[e2].releaseSymbolFadeTiles();
          }
          getImages(e2, t2, i3) {
            this.imageManager.getImages(t2.icons, i3), this._updateTilesForChangedImages();
            const o2 = (e3) => {
              e3 && e3.setDependencies(t2.tileID.key, t2.type, t2.icons);
            };
            o2(this._otherSourceCaches[t2.source]), o2(this._symbolSourceCaches[t2.source]);
          }
          getGlyphs(e2, t2, i3) {
            this.glyphManager.getGlyphs(t2.stacks, i3);
          }
          getResource(t2, i3, o2) {
            return e.makeRequest(i3, o2);
          }
          _getSourceCache(e2) {
            return this._otherSourceCaches[e2];
          }
          _getLayerSourceCache(e2) {
            return "symbol" === e2.type ? this._symbolSourceCaches[e2.source] : this._otherSourceCaches[e2.source];
          }
          _getSourceCaches(e2) {
            const t2 = [];
            return this._otherSourceCaches[e2] && t2.push(this._otherSourceCaches[e2]), this._symbolSourceCaches[e2] && t2.push(this._symbolSourceCaches[e2]), t2;
          }
          _isSourceCacheLoaded(t2) {
            const i3 = this._getSourceCaches(t2);
            return 0 === i3.length ? (this.fire(new e.ErrorEvent(new Error(`There is no source with ID '${t2}'`))), false) : i3.every((e2) => e2.loaded());
          }
          has3DLayers() {
            return this._num3DLayers > 0;
          }
          hasSymbolLayers() {
            return this._numSymbolLayers > 0;
          }
          hasCircleLayers() {
            return this._numCircleLayers > 0;
          }
          _clearWorkerCaches() {
            this.dispatcher.broadcast("clearCaches");
          }
          destroy() {
            this._clearWorkerCaches(), this.terrainSetForDrapingOnly() && (delete this.terrain, delete this.stylesheet.terrain);
          }
        }
        $t.getSourceType = function(e2) {
          return ze[e2];
        }, $t.setSourceType = function(e2, t2) {
          ze[e2] = t2;
        }, $t.registerForPluginStateChange = e.registerForPluginStateChange;
        var Ht = "\n#define EPSILON 0.0000001\n#define PI 3.141592653589793\n#define EXTENT 8192.0\n#define HALF_PI PI/2.0\n#define QUARTER_PI PI/4.0\n#define RAD_TO_DEG 180.0/PI\n#define DEG_TO_RAD PI/180.0\n#define GLOBE_RADIUS EXTENT/PI/2.0\n#ifdef FOG\nuniform mediump vec4 u_fog_color;uniform mediump vec2 u_fog_range;uniform mediump float u_fog_horizon_blend;varying vec3 v_fog_pos;float fog_range(float depth) {return (depth-u_fog_range[0])/(u_fog_range[1]-u_fog_range[0]);}float fog_horizon_blending(vec3 camera_dir) {float t=max(0.0,camera_dir.z/u_fog_horizon_blend);return u_fog_color.a*exp(-3.0*t*t);}float fog_opacity(float t) {const float decay=6.0;float falloff=1.0-min(1.0,exp(-decay*t));falloff*=falloff*falloff;return u_fog_color.a*min(1.0,1.00747*falloff);}\n#endif", Kt = "attribute highp vec3 a_pos_3f;uniform lowp mat4 u_matrix;varying highp vec3 v_uv;void main() {const mat3 half_neg_pi_around_x=mat3(1.0,0.0, 0.0,0.0,0.0,-1.0,0.0,1.0, 0.0);v_uv=half_neg_pi_around_x*a_pos_3f;vec4 pos=u_matrix*vec4(a_pos_3f,1.0);gl_Position=pos.xyww;}";
        let Yt = {}, Jt = {};
        Yt = ii("", "\n#define ELEVATION_SCALE 7.0\n#define ELEVATION_OFFSET 450.0\n#ifdef PROJECTION_GLOBE_VIEW\nuniform vec3 u_tile_tl_up;uniform vec3 u_tile_tr_up;uniform vec3 u_tile_br_up;uniform vec3 u_tile_bl_up;uniform float u_tile_up_scale;vec3 elevationVector(vec2 pos) {vec2 uv=pos/EXTENT;vec3 up=normalize(mix(\nmix(u_tile_tl_up,u_tile_tr_up,uv.xxx),mix(u_tile_bl_up,u_tile_br_up,uv.xxx),uv.yyy));return up*u_tile_up_scale;}\n#else\nvec3 elevationVector(vec2 pos) { return vec3(0,0,1); }\n#endif\n#ifdef TERRAIN\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nuniform highp sampler2D u_dem;uniform highp sampler2D u_dem_prev;\n#else\nuniform sampler2D u_dem;uniform sampler2D u_dem_prev;\n#endif\nuniform vec4 u_dem_unpack;uniform vec2 u_dem_tl;uniform vec2 u_dem_tl_prev;uniform float u_dem_scale;uniform float u_dem_scale_prev;uniform float u_dem_size;uniform float u_dem_lerp;uniform float u_exaggeration;uniform float u_meter_to_dem;uniform mat4 u_label_plane_matrix_inv;uniform sampler2D u_depth;uniform vec2 u_depth_size_inv;vec4 tileUvToDemSample(vec2 uv,float dem_size,float dem_scale,vec2 dem_tl) {vec2 pos=dem_size*(uv*dem_scale+dem_tl)+1.0;vec2 f=fract(pos);return vec4((pos-f+0.5)/(dem_size+2.0),f);}float decodeElevation(vec4 v) {return dot(vec4(v.xyz*255.0,-1.0),u_dem_unpack);}float currentElevation(vec2 apos) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nvec2 pos=(u_dem_size*(apos/8192.0*u_dem_scale+u_dem_tl)+1.5)/(u_dem_size+2.0);return u_exaggeration*texture2D(u_dem,pos).a;\n#else\nfloat dd=1.0/(u_dem_size+2.0);vec4 r=tileUvToDemSample(apos/8192.0,u_dem_size,u_dem_scale,u_dem_tl);vec2 pos=r.xy;vec2 f=r.zw;float tl=decodeElevation(texture2D(u_dem,pos));\n#ifdef TERRAIN_DEM_NEAREST_FILTER\nreturn u_exaggeration*tl;\n#endif\nfloat tr=decodeElevation(texture2D(u_dem,pos+vec2(dd,0.0)));float bl=decodeElevation(texture2D(u_dem,pos+vec2(0.0,dd)));float br=decodeElevation(texture2D(u_dem,pos+vec2(dd,dd)));return u_exaggeration*mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);\n#endif\n}float prevElevation(vec2 apos) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nvec2 pos=(u_dem_size*(apos/8192.0*u_dem_scale_prev+u_dem_tl_prev)+1.5)/(u_dem_size+2.0);return u_exaggeration*texture2D(u_dem_prev,pos).a;\n#else\nfloat dd=1.0/(u_dem_size+2.0);vec4 r=tileUvToDemSample(apos/8192.0,u_dem_size,u_dem_scale_prev,u_dem_tl_prev);vec2 pos=r.xy;vec2 f=r.zw;float tl=decodeElevation(texture2D(u_dem_prev,pos));float tr=decodeElevation(texture2D(u_dem_prev,pos+vec2(dd,0.0)));float bl=decodeElevation(texture2D(u_dem_prev,pos+vec2(0.0,dd)));float br=decodeElevation(texture2D(u_dem_prev,pos+vec2(dd,dd)));return u_exaggeration*mix(mix(tl,tr,f.x),mix(bl,br,f.x),f.y);\n#endif\n}\n#ifdef TERRAIN_VERTEX_MORPHING\nfloat elevation(vec2 apos) {float nextElevation=currentElevation(apos);float prevElevation=prevElevation(apos);return mix(prevElevation,nextElevation,u_dem_lerp);}\n#else\nfloat elevation(vec2 apos) {return currentElevation(apos);}\n#endif\nfloat unpack_depth(vec4 rgba_depth)\n{const vec4 bit_shift=vec4(1.0/(256.0*256.0*256.0),1.0/(256.0*256.0),1.0/256.0,1.0);return dot(rgba_depth,bit_shift)*2.0-1.0;}bool isOccluded(vec4 frag) {vec3 coord=frag.xyz/frag.w;float depth=unpack_depth(texture2D(u_depth,(coord.xy+1.0)*0.5));return coord.z > depth+0.0005;}float occlusionFade(vec4 frag) {vec3 coord=frag.xyz/frag.w;vec3 df=vec3(5.0*u_depth_size_inv,0.0);vec2 uv=0.5*coord.xy+0.5;vec4 depth=vec4(\nunpack_depth(texture2D(u_depth,uv-df.xz)),unpack_depth(texture2D(u_depth,uv+df.xz)),unpack_depth(texture2D(u_depth,uv-df.zy)),unpack_depth(texture2D(u_depth,uv+df.zy))\n);return dot(vec4(0.25),vec4(1.0)-clamp(300.0*(vec4(coord.z-0.001)-depth),0.0,1.0));}vec4 fourSample(vec2 pos,vec2 off) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nfloat tl=texture2D(u_dem,pos).a;float tr=texture2D(u_dem,pos+vec2(off.x,0.0)).a;float bl=texture2D(u_dem,pos+vec2(0.0,off.y)).a;float br=texture2D(u_dem,pos+off).a;\n#else\nvec4 demtl=vec4(texture2D(u_dem,pos).xyz*255.0,-1.0);float tl=dot(demtl,u_dem_unpack);vec4 demtr=vec4(texture2D(u_dem,pos+vec2(off.x,0.0)).xyz*255.0,-1.0);float tr=dot(demtr,u_dem_unpack);vec4 dembl=vec4(texture2D(u_dem,pos+vec2(0.0,off.y)).xyz*255.0,-1.0);float bl=dot(dembl,u_dem_unpack);vec4 dembr=vec4(texture2D(u_dem,pos+off).xyz*255.0,-1.0);float br=dot(dembr,u_dem_unpack);\n#endif\nreturn vec4(tl,tr,bl,br);}float flatElevation(vec2 pack) {vec2 apos=floor(pack/8.0);vec2 span=10.0*(pack-apos*8.0);vec2 uvTex=(apos-vec2(1.0,1.0))/8190.0;float size=u_dem_size+2.0;float dd=1.0/size;vec2 pos=u_dem_size*(uvTex*u_dem_scale+u_dem_tl)+1.0;vec2 f=fract(pos);pos=(pos-f+0.5)*dd;vec4 h=fourSample(pos,vec2(dd));float z=mix(mix(h.x,h.y,f.x),mix(h.z,h.w,f.x),f.y);vec2 w=floor(0.5*(span*u_meter_to_dem-1.0));vec2 d=dd*w;vec4 bounds=vec4(d,vec2(1.0)-d);h=fourSample(pos-d,2.0*d+vec2(dd));vec4 diff=abs(h.xzxy-h.ywzw);vec2 slope=min(vec2(0.25),u_meter_to_dem*0.5*(diff.xz+diff.yw)/(2.0*w+vec2(1.0)));vec2 fix=slope*span;float base=z+max(fix.x,fix.y);return u_exaggeration*base;}float elevationFromUint16(float word) {return u_exaggeration*(word/ELEVATION_SCALE-ELEVATION_OFFSET);}\n#else\nfloat elevation(vec2 pos) { return 0.0; }bool isOccluded(vec4 frag) { return false; }float occlusionFade(vec4 frag) { return 1.0; }\n#endif", true), Jt = ii("#ifdef FOG\nuniform float u_fog_temporal_offset;float fog_opacity(vec3 pos) {float depth=length(pos);return fog_opacity(fog_range(depth));}vec3 fog_apply(vec3 color,vec3 pos) {float depth=length(pos);float opacity=fog_opacity(fog_range(depth));opacity*=fog_horizon_blending(pos/depth);return mix(color,u_fog_color.rgb,opacity);}vec4 fog_apply_from_vert(vec4 color,float fog_opac) {float alpha=EPSILON+color.a;color.rgb=mix(color.rgb/alpha,u_fog_color.rgb,fog_opac)*alpha;return color;}vec3 fog_apply_sky_gradient(vec3 camera_ray,vec3 sky_color) {float horizon_blend=fog_horizon_blending(normalize(camera_ray));return mix(sky_color,u_fog_color.rgb,horizon_blend);}vec4 fog_apply_premultiplied(vec4 color,vec3 pos) {float alpha=EPSILON+color.a;color.rgb=fog_apply(color.rgb/alpha,pos)*alpha;return color;}vec3 fog_dither(vec3 color) {vec2 dither_seed=gl_FragCoord.xy+u_fog_temporal_offset;return dither(color,dither_seed);}vec4 fog_dither(vec4 color) {return vec4(fog_dither(color.rgb),color.a);}\n#endif", "#ifdef FOG\nuniform mat4 u_fog_matrix;vec3 fog_position(vec3 pos) {return (u_fog_matrix*vec4(pos,1.0)).xyz;}vec3 fog_position(vec2 pos) {return fog_position(vec3(pos,0.0));}float fog(vec3 pos) {float depth=length(pos);float opacity=fog_opacity(fog_range(depth));return opacity*fog_horizon_blending(pos/depth);}\n#endif", true);
        const Qt = ii("\nhighp vec3 hash(highp vec2 p) {highp vec3 p3=fract(p.xyx*vec3(443.8975,397.2973,491.1871));p3+=dot(p3,p3.yxz+19.19);return fract((p3.xxy+p3.yzz)*p3.zyx);}vec3 dither(vec3 color,highp vec2 seed) {vec3 rnd=hash(seed)+hash(seed+0.59374)-0.5;return color+rnd/255.0;}\n#ifdef TERRAIN\nhighp vec4 pack_depth(highp float ndc_z) {highp float depth=ndc_z*0.5+0.5;const highp vec4 bit_shift=vec4(256.0*256.0*256.0,256.0*256.0,256.0,1.0);const highp vec4 bit_mask =vec4(0.0,1.0/256.0,1.0/256.0,1.0/256.0);highp vec4 res=fract(depth*bit_shift);res-=res.xxyz*bit_mask;return res;}\n#endif", "\nfloat wrap(float n,float min,float max) {float d=max-min;float w=mod(mod(n-min,d)+d,d)+min;return (w==min) ? max : w;}\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 mercator_tile_position(mat4 matrix,vec2 tile_anchor,vec3 tile_id,vec2 mercator_center) {\n#ifndef PROJECTED_POS_ON_VIEWPORT\nfloat tiles=tile_id.z;vec2 mercator=(tile_anchor/EXTENT+tile_id.xy)/tiles;mercator-=mercator_center;mercator.x=wrap(mercator.x,-0.5,0.5);vec4 mercator_tile=vec4(mercator.xy*EXTENT,EXTENT/(2.0*PI),1.0);mercator_tile=matrix*mercator_tile;return mercator_tile.xyz;\n#else\nreturn vec3(0.0);\n#endif\n}vec3 mix_globe_mercator(vec3 globe,vec3 mercator,float t) {return mix(globe,mercator,t);}mat3 globe_mercator_surface_vectors(vec3 pos_normal,vec3 up_dir,float zoom_transition) {vec3 normal=zoom_transition==0.0 ? pos_normal : normalize(mix(pos_normal,up_dir,zoom_transition));vec3 xAxis=normalize(vec3(normal.z,0.0,-normal.x));vec3 yAxis=normalize(cross(normal,xAxis));return mat3(xAxis,yAxis,normal);}\n#endif\nvec2 unpack_float(const float packedValue) {int packedIntValue=int(packedValue);int v0=packedIntValue/256;return vec2(v0,packedIntValue-v0*256);}vec2 unpack_opacity(const float packedOpacity) {int intOpacity=int(packedOpacity)/2;return vec2(float(intOpacity)/127.0,mod(packedOpacity,2.0));}vec4 decode_color(const vec2 encodedColor) {return vec4(\nunpack_float(encodedColor[0])/255.0,unpack_float(encodedColor[1])/255.0\n);}float unpack_mix_vec2(const vec2 packedValue,const float t) {return mix(packedValue[0],packedValue[1],t);}vec4 unpack_mix_color(const vec4 packedColors,const float t) {vec4 minColor=decode_color(vec2(packedColors[0],packedColors[1]));vec4 maxColor=decode_color(vec2(packedColors[2],packedColors[3]));return mix(minColor,maxColor,t);}vec2 get_pattern_pos(const vec2 pixel_coord_upper,const vec2 pixel_coord_lower,const vec2 pattern_size,const float tile_units_to_pixels,const vec2 pos) {vec2 offset=mod(mod(mod(pixel_coord_upper,pattern_size)*256.0,pattern_size)*256.0+pixel_coord_lower,pattern_size);return (tile_units_to_pixels*pos+offset)/pattern_size;}const vec4 AWAY=vec4(-1000.0,-1000.0,-1000.0,1);//Normalized device coordinate that is not rendered."), ei = Ht;
        var ti = { background: ii("uniform vec4 u_color;uniform float u_opacity;void main() {vec4 out_color=u_color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), backgroundPattern: ii("uniform vec2 u_pattern_tl_a;uniform vec2 u_pattern_br_a;uniform vec2 u_pattern_tl_b;uniform vec2 u_pattern_br_b;uniform vec2 u_texsize;uniform float u_mix;uniform float u_opacity;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;void main() {vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(u_pattern_tl_a/u_texsize,u_pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(u_pattern_tl_b/u_texsize,u_pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_mix);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_pattern_size_a;uniform vec2 u_pattern_size_b;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_scale_a;uniform float u_scale_b;uniform float u_tile_units_to_pixels;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_a*u_pattern_size_a,u_tile_units_to_pixels,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,u_scale_b*u_pattern_size_b,u_tile_units_to_pixels,a_pos);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), circle: ii("varying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=v_data.xy;float extrude_length=length(extrude);lowp float antialiasblur=v_data.z;float antialiased_blur=-max(blur,antialiasblur);float opacity_t=smoothstep(0.0,antialiased_blur,extrude_length-1.0);float color_t=stroke_width < 0.01 ? 0.0 : smoothstep(\nantialiased_blur,0.0,extrude_length-radius/(radius+stroke_width)\n);vec4 out_color=mix(color*opacity,stroke_color*stroke_opacity,color_t);\n#ifdef FOG\nout_color=fog_apply_premultiplied(out_color,v_fog_pos);\n#endif\ngl_FragColor=out_color*(v_visibility*opacity_t);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "#define NUM_VISIBILITY_RINGS 2\n#define INV_SQRT2 0.70710678\n#define ELEVATION_BIAS 0.0001\n#define NUM_SAMPLES_PER_RING 16\nuniform mat4 u_matrix;uniform mat2 u_extrude_scale;uniform lowp float u_device_pixel_ratio;uniform highp float u_camera_to_center_distance;attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;attribute float a_scale;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;\n#endif\nvarying vec3 v_data;varying float v_visibility;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define mediump float radius\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define highp vec4 stroke_color\n#pragma mapbox: define mediump float stroke_width\n#pragma mapbox: define lowp float stroke_opacity\nvec2 calc_offset(vec2 extrusion,float radius,float stroke_width, float view_scale) {return extrusion*(radius+stroke_width)*u_extrude_scale*view_scale;}float cantilevered_elevation(vec2 pos,float radius,float stroke_width,float view_scale) {vec2 c1=pos+calc_offset(vec2(-1,-1),radius,stroke_width,view_scale);vec2 c2=pos+calc_offset(vec2(1,-1),radius,stroke_width,view_scale);vec2 c3=pos+calc_offset(vec2(1,1),radius,stroke_width,view_scale);vec2 c4=pos+calc_offset(vec2(-1,1),radius,stroke_width,view_scale);float h1=elevation(c1)+ELEVATION_BIAS;float h2=elevation(c2)+ELEVATION_BIAS;float h3=elevation(c3)+ELEVATION_BIAS;float h4=elevation(c4)+ELEVATION_BIAS;return max(h4,max(h3,max(h1,h2)));}float circle_elevation(vec2 pos) {\n#if defined(TERRAIN)\nreturn elevation(pos)+ELEVATION_BIAS;\n#else\nreturn 0.0;\n#endif\n}vec4 project_vertex(vec2 extrusion,vec4 world_center,vec4 projected_center,float radius,float stroke_width, float view_scale,mat3 surface_vectors) {vec2 sample_offset=calc_offset(extrusion,radius,stroke_width,view_scale);\n#ifdef PITCH_WITH_MAP\n#ifdef PROJECTION_GLOBE_VIEW\nreturn u_matrix*( world_center+vec4(sample_offset.x*surface_vectors[0]+sample_offset.y*surface_vectors[1],0) );\n#else\nreturn u_matrix*( world_center+vec4(sample_offset,0,0) );\n#endif\n#else\nreturn projected_center+vec4(sample_offset,0,0);\n#endif\n}float get_sample_step() {\n#ifdef PITCH_WITH_MAP\nreturn 2.0*PI/float(NUM_SAMPLES_PER_RING);\n#else\nreturn PI/float(NUM_SAMPLES_PER_RING);\n#endif\n}void main(void) {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize mediump float radius\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize highp vec4 stroke_color\n#pragma mapbox: initialize mediump float stroke_width\n#pragma mapbox: initialize lowp float stroke_opacity\nvec2 extrude=vec2(mod(a_pos,2.0)*2.0-1.0);vec2 circle_center=floor(a_pos*0.5);\n#ifdef PROJECTION_GLOBE_VIEW\nvec2 scaled_extrude=extrude*a_scale;vec3 pos_normal_3=a_pos_normal_3/16384.0;mat3 surface_vectors=globe_mercator_surface_vectors(pos_normal_3,u_up_dir,u_zoom_transition);vec3 surface_extrusion=scaled_extrude.x*surface_vectors[0]+scaled_extrude.y*surface_vectors[1];vec3 globe_elevation=elevationVector(circle_center)*circle_elevation(circle_center);vec3 globe_pos=a_pos_3+surface_extrusion+globe_elevation;vec3 mercator_elevation=u_up_dir*u_tile_up_scale*circle_elevation(circle_center);vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,circle_center,u_tile_id,u_merc_center)+surface_extrusion+mercator_elevation;vec3 pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);vec4 world_center=vec4(pos,1);\n#else \nmat3 surface_vectors=mat3(1.0);float height=circle_elevation(circle_center);vec4 world_center=vec4(circle_center,height,1);\n#endif\nvec4 projected_center=u_matrix*world_center;float view_scale=0.0;\n#ifdef PITCH_WITH_MAP\n#ifdef SCALE_WITH_MAP\nview_scale=1.0;\n#else\nview_scale=projected_center.w/u_camera_to_center_distance;\n#endif\n#else\n#ifdef SCALE_WITH_MAP\nview_scale=u_camera_to_center_distance;\n#else\nview_scale=projected_center.w;\n#endif\n#endif\n#if defined(SCALE_WITH_MAP) && defined(PROJECTION_GLOBE_VIEW)\nview_scale*=a_scale;\n#endif\ngl_Position=project_vertex(extrude,world_center,projected_center,radius,stroke_width,view_scale,surface_vectors);float visibility=0.0;\n#ifdef TERRAIN\nfloat step=get_sample_step();\n#ifdef PITCH_WITH_MAP\nfloat cantilevered_height=cantilevered_elevation(circle_center,radius,stroke_width,view_scale);vec4 occlusion_world_center=vec4(circle_center,cantilevered_height,1);vec4 occlusion_projected_center=u_matrix*occlusion_world_center;\n#else\nvec4 occlusion_world_center=world_center;vec4 occlusion_projected_center=projected_center;\n#endif\nfor(int ring=0; ring < NUM_VISIBILITY_RINGS; ring++) {float scale=(float(ring)+1.0)/float(NUM_VISIBILITY_RINGS);for(int i=0; i < NUM_SAMPLES_PER_RING; i++) {vec2 extrusion=vec2(cos(step*float(i)),-sin(step*float(i)))*scale;vec4 frag_pos=project_vertex(extrusion,occlusion_world_center,occlusion_projected_center,radius,stroke_width,view_scale,surface_vectors);visibility+=float(!isOccluded(frag_pos));}}visibility/=float(NUM_VISIBILITY_RINGS)*float(NUM_SAMPLES_PER_RING);\n#else\nvisibility=1.0;\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nvisibility=1.0;\n#endif\nv_visibility=visibility;lowp float antialiasblur=1.0/u_device_pixel_ratio/(radius+stroke_width);v_data=vec3(extrude.x,extrude.y,antialiasblur);\n#ifdef FOG\nv_fog_pos=fog_position(world_center.xyz);\n#endif\n}"), clippingMask: ii("void main() {gl_FragColor=vec4(1.0);}", "attribute vec2 a_pos;uniform mat4 u_matrix;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);}"), heatmap: ii("uniform highp float u_intensity;varying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#define GAUSS_COEF 0.3989422804014327\nvoid main() {\n#pragma mapbox: initialize highp float weight\nfloat d=-0.5*3.0*3.0*dot(v_extrude,v_extrude);float val=weight*u_intensity*GAUSS_COEF*exp(d);gl_FragColor=vec4(val,1.0,1.0,1.0);\n#ifdef FOG\ngl_FragColor.r*=pow(1.0-fog_opacity(v_fog_pos),2.0);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform float u_extrude_scale;uniform float u_opacity;uniform float u_intensity;attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;attribute float a_scale;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;\n#endif\nvarying vec2 v_extrude;\n#pragma mapbox: define highp float weight\n#pragma mapbox: define mediump float radius\nconst highp float ZERO=1.0/255.0/16.0;\n#define GAUSS_COEF 0.3989422804014327\nvoid main(void) {\n#pragma mapbox: initialize highp float weight\n#pragma mapbox: initialize mediump float radius\nvec2 unscaled_extrude=vec2(mod(a_pos,2.0)*2.0-1.0);float S=sqrt(-2.0*log(ZERO/weight/u_intensity/GAUSS_COEF))/3.0;v_extrude=S*unscaled_extrude;vec2 extrude=v_extrude*radius*u_extrude_scale;vec2 tilePos=floor(a_pos*0.5);\n#ifdef PROJECTION_GLOBE_VIEW\nextrude*=a_scale;vec3 pos_normal_3=a_pos_normal_3/16384.0;mat3 surface_vectors=globe_mercator_surface_vectors(pos_normal_3,u_up_dir,u_zoom_transition);vec3 surface_extrusion=extrude.x*surface_vectors[0]+extrude.y*surface_vectors[1];vec3 globe_elevation=elevationVector(tilePos)*elevation(tilePos);vec3 globe_pos=a_pos_3+surface_extrusion+globe_elevation;vec3 mercator_elevation=u_up_dir*u_tile_up_scale*elevation(tilePos);vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,tilePos,u_tile_id,u_merc_center)+surface_extrusion+mercator_elevation;vec3 pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#else\nvec3 pos=vec3(tilePos+extrude,elevation(tilePos));\n#endif\ngl_Position=u_matrix*vec4(pos,1);\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"), heatmapTexture: ii("uniform sampler2D u_image;uniform sampler2D u_color_ramp;uniform float u_opacity;varying vec2 v_pos;void main() {float t=texture2D(u_image,v_pos).r;vec4 color=texture2D(u_color_ramp,vec2(t,0.5));gl_FragColor=color*u_opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(0.0);\n#endif\n}", "attribute vec2 a_pos;varying vec2 v_pos;void main() {gl_Position=vec4(a_pos,0,1);v_pos=a_pos*0.5+0.5;}"), collisionBox: ii("varying float v_placed;varying float v_notUsed;void main() {vec4 red =vec4(1.0,0.0,0.0,1.0);vec4 blue=vec4(0.0,0.0,1.0,0.5);gl_FragColor =mix(red,blue,step(0.5,v_placed))*0.5;gl_FragColor*=mix(1.0,0.1,step(0.5,v_notUsed));}", "attribute vec3 a_pos;attribute vec2 a_anchor_pos;attribute vec2 a_extrude;attribute vec2 a_placed;attribute vec2 a_shift;attribute float a_size_scale;attribute vec2 a_padding;uniform mat4 u_matrix;uniform vec2 u_extrude_scale;uniform float u_camera_to_center_distance;varying float v_placed;varying float v_notUsed;void main() {vec4 projectedPoint=u_matrix*vec4(a_pos+elevationVector(a_anchor_pos)*elevation(a_anchor_pos),1);highp float camera_to_anchor_distance=projectedPoint.w;highp float collision_perspective_ratio=clamp(\n0.5+0.5*(u_camera_to_center_distance/camera_to_anchor_distance),0.0,1.5);gl_Position=projectedPoint;gl_Position.xy+=(a_extrude*a_size_scale+a_shift+a_padding)*u_extrude_scale*gl_Position.w*collision_perspective_ratio;v_placed=a_placed.x;v_notUsed=a_placed.y;}"), collisionCircle: ii("varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;void main() {float alpha=0.5*min(v_perspective_ratio,1.0);float stroke_radius=0.9*max(v_perspective_ratio,1.0);float distance_to_center=length(v_extrude);float distance_to_edge=abs(distance_to_center-v_radius);float opacity_t=smoothstep(-stroke_radius,0.0,-distance_to_edge);vec4 color=mix(vec4(0.0,0.0,1.0,0.5),vec4(1.0,0.0,0.0,1.0),v_collision);gl_FragColor=color*alpha*opacity_t;}", "attribute vec2 a_pos_2f;attribute float a_radius;attribute vec2 a_flags;uniform mat4 u_matrix;uniform mat4 u_inv_matrix;uniform vec2 u_viewport_size;uniform float u_camera_to_center_distance;varying float v_radius;varying vec2 v_extrude;varying float v_perspective_ratio;varying float v_collision;vec3 toTilePosition(vec2 screenPos) {vec4 rayStart=u_inv_matrix*vec4(screenPos,-1.0,1.0);vec4 rayEnd  =u_inv_matrix*vec4(screenPos, 1.0,1.0);rayStart.xyz/=rayStart.w;rayEnd.xyz  /=rayEnd.w;highp float t=(0.0-rayStart.z)/(rayEnd.z-rayStart.z);return mix(rayStart.xyz,rayEnd.xyz,t);}void main() {vec2 quadCenterPos=a_pos_2f;float radius=a_radius;float collision=a_flags.x;float vertexIdx=a_flags.y;vec2 quadVertexOffset=vec2(\nmix(-1.0,1.0,float(vertexIdx >=2.0)),mix(-1.0,1.0,float(vertexIdx >=1.0 && vertexIdx <=2.0)));vec2 quadVertexExtent=quadVertexOffset*radius;vec3 tilePos=toTilePosition(quadCenterPos);vec4 clipPos=u_matrix*vec4(tilePos,1.0);highp float camera_to_anchor_distance=clipPos.w;highp float collision_perspective_ratio=clamp(\n0.5+0.5*(u_camera_to_center_distance/camera_to_anchor_distance),0.0,4.0);float padding_factor=1.2;v_radius=radius;v_extrude=quadVertexExtent*padding_factor;v_perspective_ratio=collision_perspective_ratio;v_collision=collision;gl_Position=vec4(clipPos.xyz/clipPos.w,1.0)+vec4(quadVertexExtent*padding_factor/u_viewport_size*2.0,0.0,0.0);}"), debug: ii("uniform highp vec4 u_color;uniform sampler2D u_overlay;varying vec2 v_uv;void main() {vec4 overlay_color=texture2D(u_overlay,v_uv);gl_FragColor=mix(u_color,overlay_color,overlay_color.a);}", "attribute vec2 a_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;\n#endif\nvarying vec2 v_uv;uniform mat4 u_matrix;uniform float u_overlay_scale;void main() {float h=elevation(a_pos);v_uv=a_pos/8192.0;\n#ifdef PROJECTION_GLOBE_VIEW\ngl_Position=u_matrix*vec4(a_pos_3+elevationVector(a_pos)*h,1);\n#else\ngl_Position=u_matrix*vec4(a_pos*u_overlay_scale,h,1);\n#endif\n}"), fill: ii("#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\nvec4 out_color=color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec2 a_pos;uniform mat4 u_matrix;\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), fillOutline: ii("varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);vec4 out_color=outline_color;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec2 a_pos;uniform mat4 u_matrix;uniform vec2 u_world;varying vec2 v_pos;\n#pragma mapbox: define highp vec4 outline_color\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 outline_color\n#pragma mapbox: initialize lowp float opacity\ngl_Position=u_matrix*vec4(a_pos,0,1);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), fillOutlinePattern: ii("uniform vec2 u_texsize;uniform sampler2D u_image;uniform float u_fade;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);float dist=length(v_pos-gl_FragCoord.xy);float alpha=1.0-smoothstep(0.0,1.0,dist);vec4 out_color=mix(color1,color2,u_fade);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_world;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec2 v_pos;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;gl_Position=u_matrix*vec4(a_pos,0,1);vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,a_pos);v_pos=(gl_Position.xy/gl_Position.w+1.0)/2.0*u_world;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), fillPattern: ii("uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_fade);\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color*opacity;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform vec3 u_scale;attribute vec2 a_pos;varying vec2 v_pos_a;varying vec2 v_pos_b;\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;gl_Position=u_matrix*vec4(a_pos,0,1);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileZoomRatio,a_pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileZoomRatio,a_pos);\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), fillExtrusion: ii("varying vec4 v_color;void main() {vec4 color=v_color;\n#ifdef FOG\ncolor=fog_dither(fog_apply_premultiplied(color,v_fog_pos));\n#endif\ngl_FragColor=color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;uniform float u_vertical_gradient;uniform lowp float u_opacity;attribute vec4 a_pos_normal_ed;attribute vec2 a_centroid_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;uniform float u_height_lift;\n#endif\nvarying vec4 v_color;\n#pragma mapbox: define highp float base\n#pragma mapbox: define highp float height\n#pragma mapbox: define highp vec4 color\nvoid main() {\n#pragma mapbox: initialize highp float base\n#pragma mapbox: initialize highp float height\n#pragma mapbox: initialize highp vec4 color\nvec3 pos_nx=floor(a_pos_normal_ed.xyz*0.5);mediump vec3 top_up_ny=a_pos_normal_ed.xyz-2.0*pos_nx;float x_normal=pos_nx.z/8192.0;vec3 normal=top_up_ny.y==1.0 ? vec3(0.0,0.0,1.0) : normalize(vec3(x_normal,(2.0*top_up_ny.z-1.0)*(1.0-abs(x_normal)),0.0));base=max(0.0,base);height=max(0.0,height);float t=top_up_ny.x;vec2 centroid_pos=vec2(0.0);\n#if defined(HAS_CENTROID) || defined(TERRAIN)\ncentroid_pos=a_centroid_pos;\n#endif\n#ifdef TERRAIN\nbool flat_roof=centroid_pos.x !=0.0 && t > 0.0;float ele=elevation(pos_nx.xy);float c_ele=flat_roof ? centroid_pos.y==0.0 ? elevationFromUint16(centroid_pos.x) : flatElevation(centroid_pos) : ele;float h=flat_roof ? max(c_ele+height,ele+base+2.0) : ele+(t > 0.0 ? height : base==0.0 ?-5.0 : base);vec3 pos=vec3(pos_nx.xy,h);\n#else\nvec3 pos=vec3(pos_nx.xy,t > 0.0 ? height : base);\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nfloat lift=float((t+base) > 0.0)*u_height_lift;vec3 globe_normal=normalize(mix(a_pos_normal_3/16384.0,u_up_dir,u_zoom_transition));vec3 globe_pos=a_pos_3+globe_normal*(u_tile_up_scale*(pos.z+lift));vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,pos.xy,u_tile_id,u_merc_center)+u_up_dir*u_tile_up_scale*pos.z;pos=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#endif\nfloat hidden=float(centroid_pos.x==0.0 && centroid_pos.y==1.0);gl_Position=mix(u_matrix*vec4(pos,1),AWAY,hidden);float colorvalue=color.r*0.2126+color.g*0.7152+color.b*0.0722;v_color=vec4(0.0,0.0,0.0,1.0);vec4 ambientlight=vec4(0.03,0.03,0.03,1.0);color+=ambientlight;float directional=clamp(dot(normal,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((1.0-colorvalue+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=(\n(1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_color.rgb+=clamp(color.rgb*directional*u_lightcolor,mix(vec3(0.0),vec3(0.3),1.0-u_lightcolor),vec3(1.0));v_color*=u_opacity;\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"), fillExtrusionPattern: ii("uniform vec2 u_texsize;uniform float u_fade;uniform sampler2D u_image;varying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;vec2 imagecoord=mod(v_pos_a,1.0);vec2 pos=mix(pattern_tl_a/u_texsize,pattern_br_a/u_texsize,imagecoord);vec4 color1=texture2D(u_image,pos);vec2 imagecoord_b=mod(v_pos_b,1.0);vec2 pos2=mix(pattern_tl_b/u_texsize,pattern_br_b/u_texsize,imagecoord_b);vec4 color2=texture2D(u_image,pos2);vec4 out_color=mix(color1,color2,u_fade);out_color=out_color*v_lighting;\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\ngl_FragColor=out_color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_pixel_coord_upper;uniform vec2 u_pixel_coord_lower;uniform float u_height_factor;uniform vec3 u_scale;uniform float u_vertical_gradient;uniform lowp float u_opacity;uniform vec3 u_lightcolor;uniform lowp vec3 u_lightpos;uniform lowp float u_lightintensity;attribute vec4 a_pos_normal_ed;attribute vec2 a_centroid_pos;\n#ifdef PROJECTION_GLOBE_VIEW\nattribute vec3 a_pos_3;attribute vec3 a_pos_normal_3;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_tile_id;uniform float u_zoom_transition;uniform vec3 u_up_dir;uniform float u_height_lift;\n#endif\nvarying vec2 v_pos_a;varying vec2 v_pos_b;varying vec4 v_lighting;\n#pragma mapbox: define lowp float base\n#pragma mapbox: define lowp float height\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float base\n#pragma mapbox: initialize lowp float height\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec3 pos_nx=floor(a_pos_normal_ed.xyz*0.5);mediump vec3 top_up_ny=a_pos_normal_ed.xyz-2.0*pos_nx;float x_normal=pos_nx.z/8192.0;vec3 normal=top_up_ny.y==1.0 ? vec3(0.0,0.0,1.0) : normalize(vec3(x_normal,(2.0*top_up_ny.z-1.0)*(1.0-abs(x_normal)),0.0));float edgedistance=a_pos_normal_ed.w;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;base=max(0.0,base);height=max(0.0,height);float t=top_up_ny.x;float z=t > 0.0 ? height : base;vec2 centroid_pos=vec2(0.0);\n#if defined(HAS_CENTROID) || defined(TERRAIN)\ncentroid_pos=a_centroid_pos;\n#endif\n#ifdef TERRAIN\nbool flat_roof=centroid_pos.x !=0.0 && t > 0.0;float ele=elevation(pos_nx.xy);float c_ele=flat_roof ? centroid_pos.y==0.0 ? elevationFromUint16(centroid_pos.x) : flatElevation(centroid_pos) : ele;float h=flat_roof ? max(c_ele+height,ele+base+2.0) : ele+(t > 0.0 ? height : base==0.0 ?-5.0 : base);vec3 p=vec3(pos_nx.xy,h);\n#else\nvec3 p=vec3(pos_nx.xy,z);\n#endif\n#ifdef PROJECTION_GLOBE_VIEW\nfloat lift=float((t+base) > 0.0)*u_height_lift;vec3 globe_normal=normalize(mix(a_pos_normal_3/16384.0,u_up_dir,u_zoom_transition));vec3 globe_pos=a_pos_3+globe_normal*(u_tile_up_scale*(p.z+lift));vec3 merc_pos=mercator_tile_position(u_inv_rot_matrix,p.xy,u_tile_id,u_merc_center)+u_up_dir*u_tile_up_scale*p.z;p=mix_globe_mercator(globe_pos,merc_pos,u_zoom_transition);\n#endif\nfloat hidden=float(centroid_pos.x==0.0 && centroid_pos.y==1.0);gl_Position=mix(u_matrix*vec4(p,1),AWAY,hidden);vec2 pos=normal.z==1.0\n? pos_nx.xy\n: vec2(edgedistance,z*u_height_factor);v_pos_a=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,fromScale*display_size_a,tileRatio,pos);v_pos_b=get_pattern_pos(u_pixel_coord_upper,u_pixel_coord_lower,toScale*display_size_b,tileRatio,pos);v_lighting=vec4(0.0,0.0,0.0,1.0);float directional=clamp(dot(normal,u_lightpos),0.0,1.0);directional=mix((1.0-u_lightintensity),max((0.5+u_lightintensity),1.0),directional);if (normal.y !=0.0) {directional*=(\n(1.0-u_vertical_gradient)+(u_vertical_gradient*clamp((t+base)*pow(height/150.0,0.5),mix(0.7,0.98,1.0-u_lightintensity),1.0)));}v_lighting.rgb+=clamp(directional*u_lightcolor,mix(vec3(0.0),vec3(0.3),1.0-u_lightcolor),vec3(1.0));v_lighting*=u_opacity;\n#ifdef FOG\nv_fog_pos=fog_position(p);\n#endif\n}"), hillshadePrepare: ii("#ifdef GL_ES\nprecision highp float;\n#endif\nuniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_dimension;uniform float u_zoom;uniform vec4 u_unpack;float getElevation(vec2 coord) {\n#ifdef TERRAIN_DEM_FLOAT_FORMAT\nreturn texture2D(u_image,coord).a/4.0;\n#else\nvec4 data=texture2D(u_image,coord)*255.0;data.a=-1.0;return dot(data,u_unpack)/4.0;\n#endif\n}void main() {vec2 epsilon=1.0/u_dimension;float a=getElevation(v_pos+vec2(-epsilon.x,-epsilon.y));float b=getElevation(v_pos+vec2(0,-epsilon.y));float c=getElevation(v_pos+vec2(epsilon.x,-epsilon.y));float d=getElevation(v_pos+vec2(-epsilon.x,0));float e=getElevation(v_pos);float f=getElevation(v_pos+vec2(epsilon.x,0));float g=getElevation(v_pos+vec2(-epsilon.x,epsilon.y));float h=getElevation(v_pos+vec2(0,epsilon.y));float i=getElevation(v_pos+vec2(epsilon.x,epsilon.y));float exaggerationFactor=u_zoom < 2.0 ? 0.4 : u_zoom < 4.5 ? 0.35 : 0.3;float exaggeration=u_zoom < 15.0 ? (u_zoom-15.0)*exaggerationFactor : 0.0;vec2 deriv=vec2(\n(c+f+f+i)-(a+d+d+g),(g+h+h+i)-(a+b+b+c)\n)/pow(2.0,exaggeration+(19.2562-u_zoom));gl_FragColor=clamp(vec4(\nderiv.x/2.0+0.5,deriv.y/2.0+0.5,1.0,1.0),0.0,1.0);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_dimension;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);highp vec2 epsilon=1.0/u_dimension;float scale=(u_dimension.x-2.0)/u_dimension.x;v_pos=(a_texture_pos/8192.0)*scale+epsilon;}"), hillshade: ii("uniform sampler2D u_image;varying vec2 v_pos;uniform vec2 u_latrange;uniform vec2 u_light;uniform vec4 u_shadow;uniform vec4 u_highlight;uniform vec4 u_accent;void main() {vec4 pixel=texture2D(u_image,v_pos);vec2 deriv=((pixel.rg*2.0)-1.0);float scaleFactor=cos(radians((u_latrange[0]-u_latrange[1])*(1.0-v_pos.y)+u_latrange[1]));float slope=atan(1.25*length(deriv)/scaleFactor);float aspect=deriv.x !=0.0 ? atan(deriv.y,-deriv.x) : PI/2.0*(deriv.y > 0.0 ? 1.0 :-1.0);float intensity=u_light.x;float azimuth=u_light.y+PI;float base=1.875-intensity*1.75;float maxValue=0.5*PI;float scaledSlope=intensity !=0.5 ? ((pow(base,slope)-1.0)/(pow(base,maxValue)-1.0))*maxValue : slope;float accent=cos(scaledSlope);vec4 accent_color=(1.0-accent)*u_accent*clamp(intensity*2.0,0.0,1.0);float shade=abs(mod((aspect+azimuth)/PI+0.5,2.0)-1.0);vec4 shade_color=mix(u_shadow,u_highlight,shade)*sin(scaledSlope)*clamp(intensity*2.0,0.0,1.0);gl_FragColor=accent_color*(1.0-shade_color.a)+shade_color;\n#ifdef FOG\ngl_FragColor=fog_dither(fog_apply_premultiplied(gl_FragColor,v_fog_pos));\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos;void main() {gl_Position=u_matrix*vec4(a_pos,0,1);v_pos=a_texture_pos/8192.0;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), line: ii("uniform lowp float u_device_pixel_ratio;uniform float u_alpha_discard_threshold;varying vec2 v_width2;varying vec2 v_normal;varying float v_gamma_scale;\n#ifdef RENDER_LINE_DASH\nuniform sampler2D u_dash_image;uniform float u_mix;uniform vec3 u_scale;varying vec2 v_tex_a;varying vec2 v_tex_b;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nuniform sampler2D u_gradient_image;varying highp vec2 v_uv;\n#endif\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 dash_from\n#pragma mapbox: define lowp vec4 dash_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize lowp vec4 dash_from\n#pragma mapbox: initialize lowp vec4 dash_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nfloat dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);\n#ifdef RENDER_LINE_DASH\nfloat sdfdist_a=texture2D(u_dash_image,v_tex_a).a;float sdfdist_b=texture2D(u_dash_image,v_tex_b).a;float sdfdist=mix(sdfdist_a,sdfdist_b,u_mix);float sdfwidth=min(dash_from.z*u_scale.y,dash_to.z*u_scale.z);float sdfgamma=1.0/(2.0*u_device_pixel_ratio)/sdfwidth;alpha*=smoothstep(0.5-sdfgamma/floorwidth,0.5+sdfgamma/floorwidth,sdfdist);\n#endif\n#ifdef RENDER_LINE_GRADIENT\nvec4 out_color=texture2D(u_gradient_image,v_uv);\n#else\nvec4 out_color=color;\n#endif\n#ifdef FOG\nout_color=fog_dither(fog_apply_premultiplied(out_color,v_fog_pos));\n#endif\n#ifdef RENDER_LINE_ALPHA_DISCARD\nif (alpha < u_alpha_discard_threshold) {discard;}\n#endif\ngl_FragColor=out_color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "\n#define EXTRUDE_SCALE 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;\n#ifdef RENDER_LINE_GRADIENT\nattribute vec3 a_packed;\n#else\nattribute float a_linesofar;\n#endif\nuniform mat4 u_matrix;uniform mat2 u_pixels_to_tile_units;uniform vec2 u_units_to_pixels;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_gamma_scale;\n#ifdef RENDER_LINE_DASH\nuniform vec2 u_texsize;uniform mediump vec3 u_scale;varying vec2 v_tex_a;varying vec2 v_tex_b;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nuniform float u_image_height;varying highp vec2 v_uv;\n#endif\n#pragma mapbox: define highp vec4 color\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 dash_from\n#pragma mapbox: define lowp vec4 dash_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float width\nvoid main() {\n#pragma mapbox: initialize highp vec4 color\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize lowp vec4 dash_from\n#pragma mapbox: initialize lowp vec4 dash_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float width\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*EXTRUDE_SCALE;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*EXTRUDE_SCALE*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist*u_pixels_to_tile_units,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2*u_pixels_to_tile_units,0.0,1.0)+projected_extrude;\n#ifndef RENDER_TO_TEXTURE\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#else\nv_gamma_scale=1.0;\n#endif\n#ifdef RENDER_LINE_GRADIENT\nfloat a_uv_x=a_packed[0];float a_split_index=a_packed[1];float a_linesofar=a_packed[2];highp float texel_height=1.0/u_image_height;highp float half_texel_height=0.5*texel_height;v_uv=vec2(a_uv_x,a_split_index*texel_height-half_texel_height);\n#endif\n#ifdef RENDER_LINE_DASH\nfloat tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;float scaleA=dash_from.z==0.0 ? 0.0 : tileZoomRatio/(dash_from.z*fromScale);float scaleB=dash_to.z==0.0 ? 0.0 : tileZoomRatio/(dash_to.z*toScale);float heightA=dash_from.y;float heightB=dash_to.y;v_tex_a=vec2(a_linesofar*scaleA/floorwidth,(-normal.y*heightA+dash_from.x+0.5)/u_texsize.y);v_tex_b=vec2(a_linesofar*scaleB/floorwidth,(-normal.y*heightB+dash_to.x+0.5)/u_texsize.y);\n#endif\nv_width2=vec2(outset,inset);\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"), linePattern: ii("uniform lowp float u_device_pixel_ratio;uniform vec2 u_texsize;uniform float u_fade;uniform mediump vec3 u_scale;uniform sampler2D u_image;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\nvec2 pattern_tl_a=pattern_from.xy;vec2 pattern_br_a=pattern_from.zw;vec2 pattern_tl_b=pattern_to.xy;vec2 pattern_br_b=pattern_to.zw;float tileZoomRatio=u_scale.x;float fromScale=u_scale.y;float toScale=u_scale.z;vec2 display_size_a=(pattern_br_a-pattern_tl_a)/pixel_ratio_from;vec2 display_size_b=(pattern_br_b-pattern_tl_b)/pixel_ratio_to;vec2 pattern_size_a=vec2(display_size_a.x*fromScale/tileZoomRatio,display_size_a.y);vec2 pattern_size_b=vec2(display_size_b.x*toScale/tileZoomRatio,display_size_b.y);float aspect_a=display_size_a.y/v_width;float aspect_b=display_size_b.y/v_width;float dist=length(v_normal)*v_width2.s;float blur2=(blur+1.0/u_device_pixel_ratio)*v_gamma_scale;float alpha=clamp(min(dist-(v_width2.t-blur2),v_width2.s-dist)/blur2,0.0,1.0);float x_a=mod(v_linesofar/pattern_size_a.x*aspect_a,1.0);float x_b=mod(v_linesofar/pattern_size_b.x*aspect_b,1.0);float y=0.5*v_normal.y+0.5;vec2 texel_size=1.0/u_texsize;vec2 pos_a=mix(pattern_tl_a*texel_size-texel_size,pattern_br_a*texel_size+texel_size,vec2(x_a,y));vec2 pos_b=mix(pattern_tl_b*texel_size-texel_size,pattern_br_b*texel_size+texel_size,vec2(x_b,y));vec4 color=mix(texture2D(u_image,pos_a),texture2D(u_image,pos_b),u_fade);\n#ifdef FOG\ncolor=fog_dither(fog_apply_premultiplied(color,v_fog_pos));\n#endif\ngl_FragColor=color*(alpha*opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "\n#define scale 0.015873016\nattribute vec2 a_pos_normal;attribute vec4 a_data;attribute float a_linesofar;uniform mat4 u_matrix;uniform vec2 u_units_to_pixels;uniform mat2 u_pixels_to_tile_units;uniform lowp float u_device_pixel_ratio;varying vec2 v_normal;varying vec2 v_width2;varying float v_linesofar;varying float v_gamma_scale;varying float v_width;\n#pragma mapbox: define lowp float blur\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float offset\n#pragma mapbox: define mediump float gapwidth\n#pragma mapbox: define mediump float width\n#pragma mapbox: define lowp float floorwidth\n#pragma mapbox: define lowp vec4 pattern_from\n#pragma mapbox: define lowp vec4 pattern_to\n#pragma mapbox: define lowp float pixel_ratio_from\n#pragma mapbox: define lowp float pixel_ratio_to\nvoid main() {\n#pragma mapbox: initialize lowp float blur\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float offset\n#pragma mapbox: initialize mediump float gapwidth\n#pragma mapbox: initialize mediump float width\n#pragma mapbox: initialize lowp float floorwidth\n#pragma mapbox: initialize mediump vec4 pattern_from\n#pragma mapbox: initialize mediump vec4 pattern_to\n#pragma mapbox: initialize lowp float pixel_ratio_from\n#pragma mapbox: initialize lowp float pixel_ratio_to\nfloat ANTIALIASING=1.0/u_device_pixel_ratio/2.0;vec2 a_extrude=a_data.xy-128.0;float a_direction=mod(a_data.z,4.0)-1.0;vec2 pos=floor(a_pos_normal*0.5);mediump vec2 normal=a_pos_normal-2.0*pos;normal.y=normal.y*2.0-1.0;v_normal=normal;gapwidth=gapwidth/2.0;float halfwidth=width/2.0;offset=-1.0*offset;float inset=gapwidth+(gapwidth > 0.0 ? ANTIALIASING : 0.0);float outset=gapwidth+halfwidth*(gapwidth > 0.0 ? 2.0 : 1.0)+(halfwidth==0.0 ? 0.0 : ANTIALIASING);mediump vec2 dist=outset*a_extrude*scale;mediump float u=0.5*a_direction;mediump float t=1.0-abs(u);mediump vec2 offset2=offset*a_extrude*scale*normal.y*mat2(t,-u,u,t);vec4 projected_extrude=u_matrix*vec4(dist*u_pixels_to_tile_units,0.0,0.0);gl_Position=u_matrix*vec4(pos+offset2*u_pixels_to_tile_units,0.0,1.0)+projected_extrude;\n#ifndef RENDER_TO_TEXTURE\nfloat extrude_length_without_perspective=length(dist);float extrude_length_with_perspective=length(projected_extrude.xy/gl_Position.w*u_units_to_pixels);v_gamma_scale=extrude_length_without_perspective/extrude_length_with_perspective;\n#else\nv_gamma_scale=1.0;\n#endif\nv_linesofar=a_linesofar;v_width2=vec2(outset,inset);v_width=floorwidth;\n#ifdef FOG\nv_fog_pos=fog_position(pos);\n#endif\n}"), raster: ii("uniform float u_fade_t;uniform float u_opacity;uniform sampler2D u_image0;uniform sampler2D u_image1;varying vec2 v_pos0;varying vec2 v_pos1;uniform float u_brightness_low;uniform float u_brightness_high;uniform float u_saturation_factor;uniform float u_contrast_factor;uniform vec3 u_spin_weights;void main() {vec4 color0=texture2D(u_image0,v_pos0);vec4 color1=texture2D(u_image1,v_pos1);if (color0.a > 0.0) {color0.rgb=color0.rgb/color0.a;}if (color1.a > 0.0) {color1.rgb=color1.rgb/color1.a;}vec4 color=mix(color0,color1,u_fade_t);color.a*=u_opacity;vec3 rgb=color.rgb;rgb=vec3(\ndot(rgb,u_spin_weights.xyz),dot(rgb,u_spin_weights.zxy),dot(rgb,u_spin_weights.yzx));float average=(color.r+color.g+color.b)/3.0;rgb+=(average-rgb)*u_saturation_factor;rgb=(rgb-0.5)*u_contrast_factor+0.5;vec3 u_high_vec=vec3(u_brightness_low,u_brightness_low,u_brightness_low);vec3 u_low_vec=vec3(u_brightness_high,u_brightness_high,u_brightness_high);vec3 out_color=mix(u_high_vec,u_low_vec,rgb);\n#ifdef FOG\nout_color=fog_dither(fog_apply(out_color,v_fog_pos));\n#endif\ngl_FragColor=vec4(out_color*color.a,color.a);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform vec2 u_tl_parent;uniform float u_scale_parent;uniform vec2 u_perspective_transform;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos0;varying vec2 v_pos1;void main() {float w=1.0+dot(a_texture_pos,u_perspective_transform);gl_Position=u_matrix*vec4(a_pos*w,0,w);v_pos0=a_texture_pos/8192.0;v_pos1=(v_pos0*u_scale_parent)+u_tl_parent;\n#ifdef FOG\nv_fog_pos=fog_position(a_pos);\n#endif\n}"), symbolIcon: ii("uniform sampler2D u_texture;varying vec2 v_tex;varying float v_fade_opacity;\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nlowp float alpha=opacity*v_fade_opacity;gl_FragColor=texture2D(u_texture,v_tex)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_pixeloffset;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform highp float u_camera_to_center_distance;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform float u_fade_change;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform vec2 u_texsize;\n#ifdef PROJECTION_GLOBE_VIEW\nuniform vec3 u_tile_id;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_camera_forward;uniform float u_zoom_transition;uniform vec3 u_ecef_origin;uniform mat4 u_tile_matrix;\n#endif\nvarying vec2 v_tex;varying float v_fade_opacity;\n#pragma mapbox: define lowp float opacity\nvoid main() {\n#pragma mapbox: initialize lowp float opacity\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;vec2 a_min_font_scale=a_pixeloffset.zw/256.0;highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}float anchor_z=a_z_tile_anchor.x;vec2 tile_anchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tile_anchor)*elevation(tile_anchor);\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tile_anchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchor_z)+h,mercator_pos,u_zoom_transition);vec4 ecef_point=u_tile_matrix*vec4(world_pos,1.0);vec3 origin_to_point=ecef_point.xyz-u_ecef_origin;float globe_occlusion_fade=dot(origin_to_point,u_camera_forward) >=0.0 ? 0.0 : 1.0;\n#else\nvec3 world_pos=vec3(a_pos,anchor_z)+h;float globe_occlusion_fade=1.0;\n#endif\nvec4 projected_point=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projected_point.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float font_scale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetProjected_point=u_matrix*vec4(a_pos+vec2(1,0),anchor_z,1);vec2 a=projected_point.xy/projected_point.w;vec2 b=offsetProjected_point.xy/offsetProjected_point.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchor_z),mercator_pos,u_zoom_transition);\n#else\nvec3 proj_pos=vec3(a_projected_pos.xy,anchor_z);\n#endif\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*max(a_min_font_scale,font_scale)+a_pxoffset/16.0);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projected_point)*globe_occlusion_fade;gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projected_point.w <=0.0 || occlusion_fade==0.0));float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nv_tex=a_tex/u_texsize;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;v_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change))*projection_transition_fade;}"), symbolSDF: ii("#define SDF_PX 8.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;uniform bool u_is_text;varying vec2 v_data0;varying vec3 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat EDGE_GAMMA=0.105/u_device_pixel_ratio;vec2 tex=v_data0.xy;float gamma_scale=v_data1.x;float size=v_data1.y;float fade_opacity=v_data1[2];float fontScale=u_is_text ? size/24.0 : size;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);buff=(6.0-halo_width/fontScale)/SDF_PX;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_pixeloffset;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;\n#ifdef PROJECTION_GLOBE_VIEW\nuniform vec3 u_tile_id;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_camera_forward;uniform float u_zoom_transition;uniform vec3 u_ecef_origin;uniform mat4 u_tile_matrix;\n#endif\nvarying vec2 v_data0;varying vec3 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);vec2 a_pxoffset=a_pixeloffset.xy;highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}float anchor_z=a_z_tile_anchor.x;vec2 tile_anchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tile_anchor)*elevation(tile_anchor);\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tile_anchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchor_z)+h,mercator_pos,u_zoom_transition);vec4 ecef_point=u_tile_matrix*vec4(world_pos,1.0);vec3 origin_to_point=ecef_point.xyz-u_ecef_origin;float globe_occlusion_fade=dot(origin_to_point,u_camera_forward) >=0.0 ? 0.0 : 1.0;\n#else\nvec3 world_pos=vec3(a_pos,anchor_z)+h;float globe_occlusion_fade=1.0;\n#endif\nvec4 projected_point=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projected_point.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float fontScale=u_is_text ? size/24.0 : size;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offsetprojected_point=u_matrix*vec4(a_pos+vec2(1,0),anchor_z,1);vec2 a=projected_point.xy/projected_point.w;vec2 b=offsetprojected_point.xy/offsetprojected_point.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchor_z),mercator_pos,u_zoom_transition);\n#else\nvec3 proj_pos=vec3(a_projected_pos.xy,anchor_z);\n#endif\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*fontScale+a_pxoffset);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projected_point)*globe_occlusion_fade;gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projected_point.w <=0.0 || occlusion_fade==0.0));float gamma_scale=gl_Position.w;float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nvec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change));v_data0=a_tex/u_texsize;v_data1=vec3(gamma_scale,size,interpolated_fade_opacity*projection_transition_fade);}"), symbolTextAndIcon: ii("#define SDF_PX 8.0\n#define SDF 1.0\n#define ICON 0.0\nuniform bool u_is_halo;uniform sampler2D u_texture;uniform sampler2D u_texture_icon;uniform highp float u_gamma_scale;uniform lowp float u_device_pixel_ratio;varying vec4 v_data0;varying vec4 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nfloat fade_opacity=v_data1[2];if (v_data1.w==ICON) {vec2 tex_icon=v_data0.zw;lowp float alpha=opacity*fade_opacity;gl_FragColor=texture2D(u_texture_icon,tex_icon)*alpha;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\nreturn;}vec2 tex=v_data0.xy;float EDGE_GAMMA=0.105/u_device_pixel_ratio;float gamma_scale=v_data1.x;float size=v_data1.y;float fontScale=size/24.0;lowp vec4 color=fill_color;highp float gamma=EDGE_GAMMA/(fontScale*u_gamma_scale);lowp float buff=(256.0-64.0)/256.0;if (u_is_halo) {color=halo_color;gamma=(halo_blur*1.19/SDF_PX+EDGE_GAMMA)/(fontScale*u_gamma_scale);buff=(6.0-halo_width/fontScale)/SDF_PX;}lowp float dist=texture2D(u_texture,tex).a;highp float gamma_scaled=gamma*gamma_scale;highp float alpha=smoothstep(buff-gamma_scaled,buff+gamma_scaled,dist);gl_FragColor=color*(alpha*opacity*fade_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "attribute vec4 a_pos_offset;attribute vec4 a_tex_size;attribute vec4 a_z_tile_anchor;attribute vec3 a_projected_pos;attribute float a_fade_opacity;uniform bool u_is_size_zoom_constant;uniform bool u_is_size_feature_constant;uniform highp float u_size_t;uniform highp float u_size;uniform mat4 u_matrix;uniform mat4 u_label_plane_matrix;uniform mat4 u_coord_matrix;uniform bool u_is_text;uniform bool u_pitch_with_map;uniform bool u_rotate_symbol;uniform highp float u_aspect_ratio;uniform highp float u_camera_to_center_distance;uniform float u_fade_change;uniform vec2 u_texsize;uniform vec2 u_texsize_icon;\n#ifdef PROJECTION_GLOBE_VIEW\nuniform vec3 u_tile_id;uniform mat4 u_inv_rot_matrix;uniform vec2 u_merc_center;uniform vec3 u_camera_forward;uniform float u_zoom_transition;uniform vec3 u_ecef_origin;uniform mat4 u_tile_matrix;\n#endif\nvarying vec4 v_data0;varying vec4 v_data1;\n#pragma mapbox: define highp vec4 fill_color\n#pragma mapbox: define highp vec4 halo_color\n#pragma mapbox: define lowp float opacity\n#pragma mapbox: define lowp float halo_width\n#pragma mapbox: define lowp float halo_blur\nvoid main() {\n#pragma mapbox: initialize highp vec4 fill_color\n#pragma mapbox: initialize highp vec4 halo_color\n#pragma mapbox: initialize lowp float opacity\n#pragma mapbox: initialize lowp float halo_width\n#pragma mapbox: initialize lowp float halo_blur\nvec2 a_pos=a_pos_offset.xy;vec2 a_offset=a_pos_offset.zw;vec2 a_tex=a_tex_size.xy;vec2 a_size=a_tex_size.zw;float a_size_min=floor(a_size[0]*0.5);float is_sdf=a_size[0]-2.0*a_size_min;highp float segment_angle=-a_projected_pos[2];float size;if (!u_is_size_zoom_constant && !u_is_size_feature_constant) {size=mix(a_size_min,a_size[1],u_size_t)/128.0;} else if (u_is_size_zoom_constant && !u_is_size_feature_constant) {size=a_size_min/128.0;} else {size=u_size;}float anchor_z=a_z_tile_anchor.x;vec2 tile_anchor=a_z_tile_anchor.yz;vec3 h=elevationVector(tile_anchor)*elevation(tile_anchor);\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 mercator_pos=mercator_tile_position(u_inv_rot_matrix,tile_anchor,u_tile_id,u_merc_center);vec3 world_pos=mix_globe_mercator(vec3(a_pos,anchor_z)+h,mercator_pos,u_zoom_transition);vec4 ecef_point=u_tile_matrix*vec4(world_pos,1.0);vec3 origin_to_point=ecef_point.xyz-u_ecef_origin;float globe_occlusion_fade=dot(origin_to_point,u_camera_forward) >=0.0 ? 0.0 : 1.0;\n#else\nvec3 world_pos=vec3(a_pos,anchor_z)+h;float globe_occlusion_fade=1.0;\n#endif\nvec4 projected_point=u_matrix*vec4(world_pos,1);highp float camera_to_anchor_distance=projected_point.w;highp float distance_ratio=u_pitch_with_map ?\ncamera_to_anchor_distance/u_camera_to_center_distance :\nu_camera_to_center_distance/camera_to_anchor_distance;highp float perspective_ratio=clamp(\n0.5+0.5*distance_ratio,0.0,1.5);size*=perspective_ratio;float font_scale=size/24.0;highp float symbol_rotation=0.0;if (u_rotate_symbol) {vec4 offset_projected_point=u_matrix*vec4(a_pos+vec2(1,0),anchor_z,1);vec2 a=projected_point.xy/projected_point.w;vec2 b=offset_projected_point.xy/offset_projected_point.w;symbol_rotation=atan((b.y-a.y)/u_aspect_ratio,b.x-a.x);}\n#ifdef PROJECTION_GLOBE_VIEW\nvec3 proj_pos=mix_globe_mercator(vec3(a_projected_pos.xy,anchor_z),mercator_pos,u_zoom_transition);\n#else\nvec3 proj_pos=vec3(a_projected_pos.xy,anchor_z);\n#endif\n#ifdef PROJECTED_POS_ON_VIEWPORT\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xy,0.0,1.0);\n#else\nvec4 projected_pos=u_label_plane_matrix*vec4(proj_pos.xyz+h,1.0);\n#endif\nhighp float angle_sin=sin(segment_angle+symbol_rotation);highp float angle_cos=cos(segment_angle+symbol_rotation);mat2 rotation_matrix=mat2(angle_cos,-1.0*angle_sin,angle_sin,angle_cos);float z=0.0;vec2 offset=rotation_matrix*(a_offset/32.0*font_scale);\n#ifdef PITCH_WITH_MAP_TERRAIN\nvec4 tile_pos=u_label_plane_matrix_inv*vec4(a_projected_pos.xy+offset,0.0,1.0);z=elevation(tile_pos.xy);\n#endif\nfloat occlusion_fade=occlusionFade(projected_point)*globe_occlusion_fade;gl_Position=mix(u_coord_matrix*vec4(projected_pos.xy/projected_pos.w+offset,z,1.0),AWAY,float(projected_point.w <=0.0 || occlusion_fade==0.0));float gamma_scale=gl_Position.w;vec2 fade_opacity=unpack_opacity(a_fade_opacity);float fade_change=fade_opacity[1] > 0.5 ? u_fade_change :-u_fade_change;float interpolated_fade_opacity=max(0.0,min(occlusion_fade,fade_opacity[0]+fade_change));float projection_transition_fade=1.0;\n#if defined(PROJECTED_POS_ON_VIEWPORT) && defined(PROJECTION_GLOBE_VIEW)\nprojection_transition_fade=1.0-step(EPSILON,u_zoom_transition);\n#endif\nv_data0.xy=a_tex/u_texsize;v_data0.zw=a_tex/u_texsize_icon;v_data1=vec4(gamma_scale,size,interpolated_fade_opacity*projection_transition_fade,is_sdf);}"), terrainRaster: ii("uniform sampler2D u_image0;varying vec2 v_pos0;\n#ifdef FOG\nvarying float v_fog_opacity;\n#endif\nvoid main() {vec4 color=texture2D(u_image0,v_pos0);\n#ifdef FOG\ncolor=fog_dither(fog_apply_from_vert(color,v_fog_opacity));\n#endif\ngl_FragColor=color;\n#ifdef TERRAIN_WIREFRAME\ngl_FragColor=vec4(1.0,0.0,0.0,0.8);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_matrix;uniform float u_skirt_height;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying vec2 v_pos0;\n#ifdef FOG\nvarying float v_fog_opacity;\n#endif\nconst float skirtOffset=24575.0;const float wireframeOffset=0.00015;void main() {v_pos0=a_texture_pos/8192.0;float skirt=float(a_pos.x >=skirtOffset);float elevation=elevation(a_texture_pos)-skirt*u_skirt_height;\n#ifdef TERRAIN_WIREFRAME\nelevation+=u_skirt_height*u_skirt_height*wireframeOffset;\n#endif\nvec2 decodedPos=a_pos-vec2(skirt*skirtOffset,0.0);gl_Position=u_matrix*vec4(decodedPos,elevation,1.0);\n#ifdef FOG\nv_fog_opacity=fog(fog_position(vec3(decodedPos,elevation)));\n#endif\n}"), terrainDepth: ii("#ifdef GL_ES\nprecision highp float;\n#endif\nvarying float v_depth;void main() {gl_FragColor=pack_depth(v_depth);}", "uniform mat4 u_matrix;attribute vec2 a_pos;attribute vec2 a_texture_pos;varying float v_depth;void main() {float elevation=elevation(a_texture_pos);gl_Position=u_matrix*vec4(a_pos,elevation,1.0);v_depth=gl_Position.z/gl_Position.w;}"), skybox: ii("\nvarying lowp vec3 v_uv;uniform lowp samplerCube u_cubemap;uniform lowp float u_opacity;uniform highp float u_temporal_offset;uniform highp vec3 u_sun_direction;float sun_disk(highp vec3 ray_direction,highp vec3 sun_direction) {highp float cos_angle=dot(normalize(ray_direction),sun_direction);const highp float cos_sun_angular_diameter=0.99996192306;const highp float smoothstep_delta=1e-5;return smoothstep(\ncos_sun_angular_diameter-smoothstep_delta,cos_sun_angular_diameter+smoothstep_delta,cos_angle);}float map(float value,float start,float end,float new_start,float new_end) {return ((value-start)*(new_end-new_start))/(end-start)+new_start;}void main() {vec3 uv=v_uv;const float y_bias=0.015;uv.y+=y_bias;uv.y=pow(abs(uv.y),1.0/5.0);uv.y=map(uv.y,0.0,1.0,-1.0,1.0);vec3 sky_color=textureCube(u_cubemap,uv).rgb;\n#ifdef FOG\nsky_color=fog_apply_sky_gradient(v_uv.xzy,sky_color);\n#endif\nsky_color.rgb=dither(sky_color.rgb,gl_FragCoord.xy+u_temporal_offset);sky_color+=0.1*sun_disk(v_uv,u_sun_direction);gl_FragColor=vec4(sky_color*u_opacity,u_opacity);\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", Kt), skyboxGradient: ii("varying highp vec3 v_uv;uniform lowp sampler2D u_color_ramp;uniform highp vec3 u_center_direction;uniform lowp float u_radius;uniform lowp float u_opacity;uniform highp float u_temporal_offset;void main() {float progress=acos(dot(normalize(v_uv),u_center_direction))/u_radius;vec4 color=texture2D(u_color_ramp,vec2(progress,0.5));\n#ifdef FOG\ncolor.rgb=fog_apply_sky_gradient(v_uv.xzy,color.rgb/color.a)*color.a;\n#endif\ncolor*=u_opacity;color.rgb=dither(color.rgb,gl_FragCoord.xy+u_temporal_offset);gl_FragColor=color;\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", Kt), skyboxCapture: ii("\nvarying highp vec3 v_position;uniform highp float u_sun_intensity;uniform highp float u_luminance;uniform lowp vec3 u_sun_direction;uniform highp vec4 u_color_tint_r;uniform highp vec4 u_color_tint_m;\n#ifdef GL_ES\nprecision highp float;\n#endif\n#define BETA_R                  vec3(5.5e-6,13.0e-6,22.4e-6)\n#define BETA_M                  vec3(21e-6,21e-6,21e-6)\n#define MIE_G                   0.76\n#define DENSITY_HEIGHT_SCALE_R  8000.0\n#define DENSITY_HEIGHT_SCALE_M  1200.0\n#define PLANET_RADIUS           6360e3\n#define ATMOSPHERE_RADIUS       6420e3\n#define SAMPLE_STEPS            10\n#define DENSITY_STEPS           4\nfloat ray_sphere_exit(vec3 orig,vec3 dir,float radius) {float a=dot(dir,dir);float b=2.0*dot(dir,orig);float c=dot(orig,orig)-radius*radius;float d=sqrt(b*b-4.0*a*c);return (-b+d)/(2.0*a);}vec3 extinction(vec2 density) {return exp(-vec3(BETA_R*u_color_tint_r.a*density.x+BETA_M*u_color_tint_m.a*density.y));}vec2 local_density(vec3 point) {float height=max(length(point)-PLANET_RADIUS,0.0);float exp_r=exp(-height/DENSITY_HEIGHT_SCALE_R);float exp_m=exp(-height/DENSITY_HEIGHT_SCALE_M);return vec2(exp_r,exp_m);}float phase_ray(float cos_angle) {return (3.0/(16.0*PI))*(1.0+cos_angle*cos_angle);}float phase_mie(float cos_angle) {return (3.0/(8.0*PI))*((1.0-MIE_G*MIE_G)*(1.0+cos_angle*cos_angle))/((2.0+MIE_G*MIE_G)*pow(1.0+MIE_G*MIE_G-2.0*MIE_G*cos_angle,1.5));}vec2 density_to_atmosphere(vec3 point,vec3 light_dir) {float ray_len=ray_sphere_exit(point,light_dir,ATMOSPHERE_RADIUS);float step_len=ray_len/float(DENSITY_STEPS);vec2 density_point_to_atmosphere=vec2(0.0);for (int i=0; i < DENSITY_STEPS;++i) {vec3 point_on_ray=point+light_dir*((float(i)+0.5)*step_len);density_point_to_atmosphere+=local_density(point_on_ray)*step_len;;}return density_point_to_atmosphere;}vec3 atmosphere(vec3 ray_dir,vec3 sun_direction,float sun_intensity) {vec2 density_orig_to_point=vec2(0.0);vec3 scatter_r=vec3(0.0);vec3 scatter_m=vec3(0.0);vec3 origin=vec3(0.0,PLANET_RADIUS,0.0);float ray_len=ray_sphere_exit(origin,ray_dir,ATMOSPHERE_RADIUS);float step_len=ray_len/float(SAMPLE_STEPS);for (int i=0; i < SAMPLE_STEPS;++i) {vec3 point_on_ray=origin+ray_dir*((float(i)+0.5)*step_len);vec2 density=local_density(point_on_ray)*step_len;density_orig_to_point+=density;vec2 density_point_to_atmosphere=density_to_atmosphere(point_on_ray,sun_direction);vec2 density_orig_to_atmosphere=density_orig_to_point+density_point_to_atmosphere;vec3 extinction=extinction(density_orig_to_atmosphere);scatter_r+=density.x*extinction;scatter_m+=density.y*extinction;}float cos_angle=dot(ray_dir,sun_direction);float phase_r=phase_ray(cos_angle);float phase_m=phase_mie(cos_angle);vec3 beta_r=BETA_R*u_color_tint_r.rgb*u_color_tint_r.a;vec3 beta_m=BETA_M*u_color_tint_m.rgb*u_color_tint_m.a;return (scatter_r*phase_r*beta_r+scatter_m*phase_m*beta_m)*sun_intensity;}const float A=0.15;const float B=0.50;const float C=0.10;const float D=0.20;const float E=0.02;const float F=0.30;vec3 uncharted2_tonemap(vec3 x) {return ((x*(A*x+C*B)+D*E)/(x*(A*x+B)+D*F))-E/F;}void main() {vec3 ray_direction=v_position;ray_direction.y=pow(ray_direction.y,5.0);const float y_bias=0.015;ray_direction.y+=y_bias;vec3 color=atmosphere(normalize(ray_direction),u_sun_direction,u_sun_intensity);float white_scale=1.0748724675633854;color=uncharted2_tonemap((log2(2.0/pow(u_luminance,4.0)))*color)*white_scale;gl_FragColor=vec4(color,1.0);}", "attribute highp vec3 a_pos_3f;uniform mat3 u_matrix_3f;varying highp vec3 v_position;float map(float value,float start,float end,float new_start,float new_end) {return ((value-start)*(new_end-new_start))/(end-start)+new_start;}void main() {vec4 pos=vec4(u_matrix_3f*a_pos_3f,1.0);v_position=pos.xyz;v_position.y*=-1.0;v_position.y=map(v_position.y,-1.0,1.0,0.0,1.0);gl_Position=vec4(a_pos_3f.xy,0.0,1.0);}"), globeRaster: ii("uniform sampler2D u_image0;varying vec2 v_pos0;void main() {gl_FragColor=texture2D(u_image0,v_pos0);\n#ifdef TERRAIN_WIREFRAME\ngl_FragColor=vec4(1.0,0.0,0.0,0.8);\n#endif\n#ifdef OVERDRAW_INSPECTOR\ngl_FragColor=vec4(1.0);\n#endif\n}", "uniform mat4 u_proj_matrix;uniform mat4 u_globe_matrix;uniform mat4 u_merc_matrix;uniform float u_zoom_transition;uniform vec2 u_merc_center;uniform mat3 u_grid_matrix;\n#ifdef GLOBE_POLES\nattribute vec3 a_globe_pos;attribute vec2 a_merc_pos;attribute vec2 a_uv;\n#else\nattribute vec2 a_pos;\n#endif\nvarying vec2 v_pos0;const float wireframeOffset=1e3;float mercatorXfromLng(float lng) {return (180.0+lng)/360.0;}float mercatorYfromLat(float lat) {return (180.0-(RAD_TO_DEG*log(tan(QUARTER_PI+lat/2.0*DEG_TO_RAD))))/360.0;}vec3 latLngToECEF(vec2 latLng) {latLng=DEG_TO_RAD*latLng;float cosLat=cos(latLng[0]);float sinLat=sin(latLng[0]);float cosLng=cos(latLng[1]);float sinLng=sin(latLng[1]);float sx=cosLat*sinLng*GLOBE_RADIUS;float sy=-sinLat*GLOBE_RADIUS;float sz=cosLat*cosLng*GLOBE_RADIUS;return vec3(sx,sy,sz);}void main() {\n#ifdef GLOBE_POLES\nvec3 globe_pos=a_globe_pos;vec2 merc_pos=a_merc_pos;vec2 uv=a_uv;\n#else\nfloat tiles=u_grid_matrix[0][2];float idy=u_grid_matrix[1][2];float S=u_grid_matrix[2][2];vec3 latLng=u_grid_matrix*vec3(a_pos,1.0);float mercatorY=mercatorYfromLat(latLng[0]);float uvY=mercatorY*tiles-idy;float mercatorX=mercatorXfromLng(latLng[1]);float uvX=a_pos[0]*S;vec3 globe_pos=latLngToECEF(latLng.xy);vec2 merc_pos=vec2(mercatorX,mercatorY);vec2 uv=vec2(uvX,uvY);\n#endif\nv_pos0=uv;uv=uv*EXTENT;vec4 up_vector=vec4(elevationVector(uv),1.0);float height=elevation(uv);\n#ifdef TERRAIN_WIREFRAME\nheight+=wireframeOffset;\n#endif\nvec4 globe=u_globe_matrix*vec4(globe_pos+up_vector.xyz*height,1.0);vec4 mercator=vec4(0.0);if (u_zoom_transition > 0.0) {mercator=vec4(merc_pos,height,1.0);mercator.xy-=u_merc_center;mercator.x=wrap(mercator.x,-0.5,0.5);mercator=u_merc_matrix*mercator;}vec3 position=mix(globe.xyz,mercator.xyz,u_zoom_transition);gl_Position=u_proj_matrix*vec4(position,1.0);}"), globeAtmosphere: ii("uniform float u_opacity;uniform highp float u_fadeout_range;uniform vec3 u_start_color;uniform vec3 u_end_color;uniform highp vec3 u_globe_pos;uniform highp float u_globe_radius;varying highp vec3 v_ray_dir;void main() {highp vec3 dir=normalize(v_ray_dir);highp vec3 closest_point=abs(dot(u_globe_pos,dir))*dir;float norm_dist_from_center=length(closest_point-u_globe_pos)/u_globe_radius;if (norm_dist_from_center < 1.0)\ndiscard;float t=clamp(1.0-sqrt(norm_dist_from_center-1.0)/u_fadeout_range,0.0,1.0);vec3 color=mix(u_start_color,u_end_color,1.0-t);gl_FragColor=vec4(color*t*u_opacity,u_opacity);}", "attribute vec3 a_pos;attribute vec2 a_uv;uniform vec3 u_frustum_tl;uniform vec3 u_frustum_tr;uniform vec3 u_frustum_br;uniform vec3 u_frustum_bl;varying highp vec3 v_ray_dir;void main() {v_ray_dir=mix(mix(u_frustum_tl,u_frustum_tr,a_uv.x),mix(u_frustum_bl,u_frustum_br,a_uv.x),a_uv.y);gl_Position=vec4(a_pos,1.0);}") };
        function ii(e2, t2, i3) {
          const o2 = /#pragma mapbox: ([\w]+) ([\w]+) ([\w]+) ([\w]+)/g, r2 = /uniform (highp |mediump |lowp )?([\w]+) ([\w]+)([\s]*)([\w]*)/g, n2 = t2.match(/attribute (highp |mediump |lowp )?([\w]+) ([\w]+)/g), a2 = e2.match(r2), s2 = t2.match(r2), l2 = Ht.match(r2);
          let c2 = s2 ? s2.concat(a2) : a2;
          i3 || (Yt.staticUniforms && (c2 = Yt.staticUniforms.concat(c2)), Jt.staticUniforms && (c2 = Jt.staticUniforms.concat(c2))), c2 && (c2 = c2.concat(l2));
          const h2 = {};
          return { fragmentSource: e2 = e2.replace(o2, (e3, t3, i4, o3, r3) => (h2[r3] = true, "define" === t3 ? `
#ifndef HAS_UNIFORM_u_${r3}
varying ${i4} ${o3} ${r3};
#else
uniform ${i4} ${o3} u_${r3};
#endif
` : `
#ifdef HAS_UNIFORM_u_${r3}
    ${i4} ${o3} ${r3} = u_${r3};
#endif
`)), vertexSource: t2 = t2.replace(o2, (e3, t3, i4, o3, r3) => {
            const n3 = "float" === o3 ? "vec2" : "vec4", a3 = r3.match(/color/) ? "color" : n3;
            return h2[r3] ? "define" === t3 ? `
#ifndef HAS_UNIFORM_u_${r3}
uniform lowp float u_${r3}_t;
attribute ${i4} ${n3} a_${r3};
varying ${i4} ${o3} ${r3};
#else
uniform ${i4} ${o3} u_${r3};
#endif
` : "vec4" === a3 ? `
#ifndef HAS_UNIFORM_u_${r3}
    ${r3} = a_${r3};
#else
    ${i4} ${o3} ${r3} = u_${r3};
#endif
` : `
#ifndef HAS_UNIFORM_u_${r3}
    ${r3} = unpack_mix_${a3}(a_${r3}, u_${r3}_t);
#else
    ${i4} ${o3} ${r3} = u_${r3};
#endif
` : "define" === t3 ? `
#ifndef HAS_UNIFORM_u_${r3}
uniform lowp float u_${r3}_t;
attribute ${i4} ${n3} a_${r3};
#else
uniform ${i4} ${o3} u_${r3};
#endif
` : "vec4" === a3 ? `
#ifndef HAS_UNIFORM_u_${r3}
    ${i4} ${o3} ${r3} = a_${r3};
#else
    ${i4} ${o3} ${r3} = u_${r3};
#endif
` : `
#ifndef HAS_UNIFORM_u_${r3}
    ${i4} ${o3} ${r3} = unpack_mix_${a3}(a_${r3}, u_${r3}_t);
#else
    ${i4} ${o3} ${r3} = u_${r3};
#endif
`;
          }), staticAttributes: n2, staticUniforms: c2 };
        }
        class oi {
          constructor() {
            this.boundProgram = null, this.boundLayoutVertexBuffer = null, this.boundPaintVertexBuffers = [], this.boundIndexBuffer = null, this.boundVertexOffset = null, this.boundDynamicVertexBuffer = null, this.vao = null;
          }
          bind(e2, t2, i3, o2, r2, n2, a2, s2) {
            this.context = e2;
            let l2 = this.boundPaintVertexBuffers.length !== o2.length;
            for (let e3 = 0; !l2 && e3 < o2.length; e3++)
              this.boundPaintVertexBuffers[e3] !== o2[e3] && (l2 = true);
            e2.extVertexArrayObject && this.vao && this.boundProgram === t2 && this.boundLayoutVertexBuffer === i3 && !l2 && this.boundIndexBuffer === r2 && this.boundVertexOffset === n2 && this.boundDynamicVertexBuffer === a2 && this.boundDynamicVertexBuffer2 === s2 ? (e2.bindVertexArrayOES.set(this.vao), a2 && a2.bind(), r2 && r2.dynamicDraw && r2.bind(), s2 && s2.bind()) : this.freshBind(t2, i3, o2, r2, n2, a2, s2);
          }
          freshBind(e2, t2, i3, o2, r2, n2, a2) {
            let s2;
            const l2 = e2.numAttributes, c2 = this.context, h2 = c2.gl;
            if (c2.extVertexArrayObject)
              this.vao && this.destroy(), this.vao = c2.extVertexArrayObject.createVertexArrayOES(), c2.bindVertexArrayOES.set(this.vao), s2 = 0, this.boundProgram = e2, this.boundLayoutVertexBuffer = t2, this.boundPaintVertexBuffers = i3, this.boundIndexBuffer = o2, this.boundVertexOffset = r2, this.boundDynamicVertexBuffer = n2, this.boundDynamicVertexBuffer2 = a2;
            else {
              s2 = c2.currentNumAttributes || 0;
              for (let e3 = l2; e3 < s2; e3++)
                h2.disableVertexAttribArray(e3);
            }
            t2.enableAttributes(h2, e2);
            for (const t3 of i3)
              t3.enableAttributes(h2, e2);
            n2 && n2.enableAttributes(h2, e2), a2 && a2.enableAttributes(h2, e2), t2.bind(), t2.setVertexAttribPointers(h2, e2, r2);
            for (const t3 of i3)
              t3.bind(), t3.setVertexAttribPointers(h2, e2, r2);
            n2 && (n2.bind(), n2.setVertexAttribPointers(h2, e2, r2)), o2 && o2.bind(), a2 && (a2.bind(), a2.setVertexAttribPointers(h2, e2, r2)), c2.currentNumAttributes = l2;
          }
          destroy() {
            this.vao && (this.context.extVertexArrayObject.deleteVertexArrayOES(this.vao), this.vao = null);
          }
        }
        function ri(t2, i3) {
          const o2 = Math.pow(2, i3.canonical.z), r2 = i3.canonical.y;
          return [new e.MercatorCoordinate(0, r2 / o2).toLngLat().lat, new e.MercatorCoordinate(0, (r2 + 1) / o2).toLngLat().lat];
        }
        function ni(t2, i3, o2, r2, n2, a2, s2) {
          const l2 = t2.context, c2 = l2.gl, h2 = o2.fbo;
          if (!h2)
            return;
          t2.prepareDrawTile();
          const _2 = t2.useProgram("hillshade");
          l2.activeTexture.set(c2.TEXTURE0), c2.bindTexture(c2.TEXTURE_2D, h2.colorAttachment.get());
          const u2 = ((e2, t3, i4, o3) => {
            const r3 = i4.paint.get("hillshade-shadow-color"), n3 = i4.paint.get("hillshade-highlight-color"), a3 = i4.paint.get("hillshade-accent-color");
            let s3 = i4.paint.get("hillshade-illumination-direction") * (Math.PI / 180);
            "viewport" === i4.paint.get("hillshade-illumination-anchor") && (s3 -= e2.transform.angle);
            const l3 = !e2.options.moving;
            return { u_matrix: o3 || e2.transform.calculateProjMatrix(t3.tileID.toUnwrapped(), l3), u_image: 0, u_latrange: ri(0, t3.tileID), u_light: [i4.paint.get("hillshade-exaggeration"), s3], u_shadow: r3, u_highlight: n3, u_accent: a3 };
          })(t2, o2, r2, t2.terrain ? i3.projMatrix : null);
          t2.prepareDrawProgram(l2, _2, i3.toUnwrapped());
          const { tileBoundsBuffer: d2, tileBoundsIndexBuffer: p2, tileBoundsSegments: m2 } = t2.getTileBoundsBuffers(o2);
          _2.draw(l2, c2.TRIANGLES, n2, a2, s2, e.CullFaceMode.disabled, u2, r2.id, d2, p2, m2);
        }
        function ai(t2, i3, o2) {
          if (!i3.needsDEMTextureUpload)
            return;
          const r2 = t2.context, n2 = r2.gl;
          r2.pixelStoreUnpackPremultiplyAlpha.set(false), i3.demTexture = i3.demTexture || t2.getTileTexture(o2.stride);
          const a2 = o2.getPixels();
          i3.demTexture ? i3.demTexture.update(a2, { premultiply: false }) : i3.demTexture = new e.Texture(r2, a2, n2.RGBA, { premultiply: false }), i3.needsDEMTextureUpload = false;
        }
        function si(t2, i3, o2, r2, n2, a2) {
          const s2 = t2.context, l2 = s2.gl;
          if (!i3.dem)
            return;
          const c2 = i3.dem;
          if (s2.activeTexture.set(l2.TEXTURE1), ai(t2, i3, c2), !i3.demTexture)
            return;
          i3.demTexture.bind(l2.NEAREST, l2.CLAMP_TO_EDGE);
          const h2 = c2.dim;
          s2.activeTexture.set(l2.TEXTURE0);
          let _2 = i3.fbo;
          if (!_2) {
            const t3 = new e.Texture(s2, { width: h2, height: h2, data: null }, l2.RGBA);
            t3.bind(l2.LINEAR, l2.CLAMP_TO_EDGE), _2 = i3.fbo = s2.createFramebuffer(h2, h2, true), _2.colorAttachment.set(t3.texture);
          }
          s2.bindFramebuffer.set(_2.framebuffer), s2.viewport.set([0, 0, h2, h2]);
          const { tileBoundsBuffer: u2, tileBoundsIndexBuffer: d2, tileBoundsSegments: p2 } = t2.getMercatorTileBoundsBuffers();
          t2.useProgram("hillshadePrepare").draw(s2, l2.TRIANGLES, r2, n2, a2, e.CullFaceMode.disabled, ((t3, i4) => {
            const o3 = i4.stride, r3 = e.create();
            return e.ortho(r3, 0, e.EXTENT, -e.EXTENT, 0, 0, 1), e.translate(r3, r3, [0, -e.EXTENT, 0]), { u_matrix: r3, u_image: 1, u_dimension: [o3, o3], u_zoom: t3.overscaledZ, u_unpack: i4.unpackVector };
          })(i3.tileID, c2), o2.id, u2, d2, p2), i3.needsHillshadePrepare = false;
        }
        const li = (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_image0: new e.Uniform1i(t2, i3.u_image0), u_skirt_height: new e.Uniform1f(t2, i3.u_skirt_height) }), ci = (e2, t2) => ({ u_matrix: e2, u_image0: 0, u_skirt_height: t2 }), hi = (e2, t2, i3, o2, r2, n2) => ({ u_proj_matrix: Float32Array.from(e2), u_globe_matrix: t2, u_merc_matrix: i3, u_zoom_transition: o2, u_merc_center: r2, u_image0: 0, u_grid_matrix: n2 ? Float32Array.from(n2) : new Float32Array(9) });
        function _i(e2, t2) {
          return null != e2 && null != t2 && !(!e2.hasData() || !t2.hasData()) && null != e2.demTexture && null != t2.demTexture && e2.tileID.key !== t2.tileID.key;
        }
        const ui = new class {
          constructor() {
            this.operations = {};
          }
          newMorphing(e2, t2, i3, o2, r2) {
            if (e2 in this.operations) {
              const t3 = this.operations[e2];
              t3.to.tileID.key !== i3.tileID.key && (t3.queued = i3);
            } else
              this.operations[e2] = { startTime: o2, phase: 0, duration: r2, from: t2, to: i3, queued: null };
          }
          getMorphValuesForProxy(e2) {
            if (!(e2 in this.operations))
              return null;
            const t2 = this.operations[e2];
            return { from: t2.from, to: t2.to, phase: t2.phase };
          }
          update(e2) {
            for (const t2 in this.operations) {
              const i3 = this.operations[t2];
              for (i3.phase = (e2 - i3.startTime) / i3.duration; i3.phase >= 1 || !this._validOp(i3); )
                if (!this._nextOp(i3, e2)) {
                  delete this.operations[t2];
                  break;
                }
            }
          }
          _nextOp(e2, t2) {
            return !!e2.queued && (e2.from = e2.to, e2.to = e2.queued, e2.queued = null, e2.phase = 0, e2.startTime = t2, true);
          }
          _validOp(e2) {
            return e2.from.hasData() && e2.to.hasData();
          }
        }(), di = { 0: null, 1: "TERRAIN_VERTEX_MORPHING", 2: "TERRAIN_WIREFRAME" };
        function pi(e2, t2) {
          const i3 = 1 << e2.z;
          return !t2 && (0 === e2.x || e2.x === i3 - 1) || 0 === e2.y || e2.y === i3 - 1;
        }
        const mi = (e2) => ({ u_matrix: e2 });
        function fi(t2, i3, o2, r2, n2) {
          if (n2 > 0) {
            const a2 = e.exported.now(), s2 = (a2 - t2.timeAdded) / n2, l2 = i3 ? (a2 - i3.timeAdded) / n2 : -1, c2 = o2.getSource(), h2 = r2.coveringZoomLevel({ tileSize: c2.tileSize, roundZoom: c2.roundZoom }), _2 = !i3 || Math.abs(i3.tileID.overscaledZ - h2) > Math.abs(t2.tileID.overscaledZ - h2), u2 = _2 && t2.refreshedUponExpiration ? 1 : e.clamp(_2 ? s2 : 1 - l2, 0, 1);
            return t2.refreshedUponExpiration && s2 >= 1 && (t2.refreshedUponExpiration = false), i3 ? { opacity: 1, mix: 1 - u2 } : { opacity: u2, mix: 0 };
          }
          return { opacity: 1, mix: 0 };
        }
        const gi = 2 * e.mercatorZfromAltitude(1, 0) * e.GLOBE_RADIUS * Math.PI;
        class vi extends e.SourceCache {
          constructor(e2) {
            const t2 = { type: "raster-dem", maxzoom: e2.transform.maxZoom }, i3 = new A(Ue(), null), o2 = De("mock-dem", t2, i3, e2.style);
            super("mock-dem", o2, false), o2.setEventedParent(this), this._sourceLoaded = true;
          }
          _loadTile(e2, t2) {
            e2.state = "loaded", t2(null);
          }
        }
        class xi extends e.SourceCache {
          constructor(e2) {
            const t2 = De("proxy", { type: "geojson", maxzoom: e2.transform.maxZoom }, new A(Ue(), null), e2.style);
            super("proxy", t2, false), t2.setEventedParent(this), this.map = this.getSource().map = e2, this.used = this._sourceLoaded = true, this.renderCache = [], this.renderCachePool = [], this.proxyCachedFBO = {};
          }
          update(t2, i3, o2) {
            if (t2.freezeTileCoverage)
              return;
            this.transform = t2;
            const r2 = t2.coveringTiles({ tileSize: this._source.tileSize, minzoom: this._source.minzoom, maxzoom: this._source.maxzoom, roundZoom: this._source.roundZoom, reparseOverscaled: this._source.reparseOverscaled }).reduce((i4, o3) => {
              if (i4[o3.key] = "", !this._tiles[o3.key]) {
                const i5 = new e.Tile(o3, this._source.tileSize * o3.overscaleFactor(), t2.tileZoom);
                i5.state = "loaded", this._tiles[o3.key] = i5;
              }
              return i4;
            }, {});
            for (const e2 in this._tiles)
              e2 in r2 || (this.freeFBO(e2), this._tiles[e2].unloadVectorData(), delete this._tiles[e2]);
          }
          freeFBO(e2) {
            const t2 = this.proxyCachedFBO[e2];
            if (void 0 !== t2) {
              const i3 = Object.values(t2);
              this.renderCachePool.push(...i3), delete this.proxyCachedFBO[e2];
            }
          }
          deallocRenderCache() {
            this.renderCache.forEach((e2) => e2.fb.destroy()), this.renderCache = [], this.renderCachePool = [], this.proxyCachedFBO = {};
          }
        }
        class yi extends e.OverscaledTileID {
          constructor(e2, t2, i3) {
            super(e2.overscaledZ, e2.wrap, e2.canonical.z, e2.canonical.x, e2.canonical.y), this.proxyTileKey = t2, this.projMatrix = i3;
          }
        }
        class bi extends e.Elevation {
          constructor(t2, i3) {
            super(), this.painter = t2, this.terrainTileForTile = {}, this.prevTerrainTileForTile = {};
            const [o2, r2, n2] = function(t3) {
              const i4 = new e.StructArrayLayout4i8(), o3 = new e.StructArrayLayout3ui6(), r3 = 131;
              i4.reserve(17161), o3.reserve(33800);
              const n3 = e.EXTENT / 128, a3 = e.EXTENT + n3 / 2, s3 = a3 + n3;
              for (let t4 = -n3; t4 < s3; t4 += n3)
                for (let o4 = -n3; o4 < s3; o4 += n3) {
                  const r4 = o4 < 0 || o4 > a3 || t4 < 0 || t4 > a3 ? 24575 : 0, n4 = e.clamp(Math.round(o4), 0, e.EXTENT), s4 = e.clamp(Math.round(t4), 0, e.EXTENT);
                  i4.emplaceBack(n4 + r4, s4, n4, s4);
                }
              const l2 = (e2, t4) => {
                const i5 = t4 * r3 + e2;
                o3.emplaceBack(i5 + 1, i5, i5 + r3), o3.emplaceBack(i5 + r3, i5 + r3 + 1, i5 + 1);
              };
              for (let e2 = 1; e2 < 129; e2++)
                for (let t4 = 1; t4 < 129; t4++)
                  l2(t4, e2);
              return [0, 129].forEach((e2) => {
                for (let t4 = 0; t4 < 130; t4++)
                  l2(t4, e2), l2(e2, t4);
              }), [i4, o3, 32768];
            }(), a2 = t2.context;
            this.gridBuffer = a2.createVertexBuffer(o2, e.boundsAttributes.members), this.gridIndexBuffer = a2.createIndexBuffer(r2), this.gridSegments = e.SegmentVector.simpleSegment(0, 0, o2.length, r2.length), this.gridNoSkirtSegments = e.SegmentVector.simpleSegment(0, 0, o2.length, n2), this.proxyCoords = [], this.proxiedCoords = {}, this._visibleDemTiles = [], this._drapedRenderBatches = [], this._sourceTilesOverlap = {}, this.proxySourceCache = new xi(i3.map), this.orthoMatrix = e.create(), e.ortho(this.orthoMatrix, 0, e.EXTENT, 0, e.EXTENT, 0, 1);
            const s2 = a2.gl;
            this._overlapStencilMode = new e.StencilMode({ func: s2.GEQUAL, mask: 255 }, 0, 255, s2.KEEP, s2.KEEP, s2.REPLACE), this._previousZoom = t2.transform.zoom, this.pool = [], this._findCoveringTileCache = {}, this._tilesDirty = {}, this.style = i3, this._useVertexMorphing = true, this._exaggeration = 1, this._mockSourceCache = new vi(i3.map);
          }
          set style(e2) {
            e2.on("data", this._onStyleDataEvent.bind(this)), e2.on("neworder", this._checkRenderCacheEfficiency.bind(this)), this._style = e2, this._checkRenderCacheEfficiency();
          }
          update(t2, i3, o2) {
            if (t2 && t2.terrain) {
              this._style !== t2 && (this.style = t2), this.enabled = true;
              const r2 = t2.terrain.properties;
              this.sourceCache = 0 === t2.terrain.drapeRenderMode ? this._mockSourceCache : t2._getSourceCache(r2.get("source")), this._exaggeration = r2.get("exaggeration");
              const n2 = () => {
                this.sourceCache.used && e.warnOnce(`Raster DEM source '${this.sourceCache.id}' is used both for terrain and as layer source.
This leads to lower resolution of hillshade. For full hillshade resolution but higher memory consumption, define another raster DEM source.`);
                const t3 = this.getScaledDemTileSize();
                this.sourceCache.update(i3, t3, true), this.resetTileLookupCache(this.sourceCache.id);
              };
              this.sourceCache.usedForTerrain || (this.resetTileLookupCache(this.sourceCache.id), this.sourceCache.usedForTerrain = true, n2(), this._initializing = true), n2(), i3.updateElevation(!o2), this.resetTileLookupCache(this.proxySourceCache.id), this.proxySourceCache.update(i3), this._emptyDEMTextureDirty = true;
            } else
              this._disable();
          }
          resetTileLookupCache(e2) {
            this._findCoveringTileCache[e2] = {};
          }
          getScaledDemTileSize() {
            return this.sourceCache.getSource().tileSize / 128 * this.proxySourceCache.getSource().tileSize;
          }
          _checkRenderCacheEfficiency() {
            const t2 = this.renderCacheEfficiency(this._style);
            this._style.map._optimizeForTerrain || 100 !== t2.efficiency && e.warnOnce(`Terrain render cache efficiency is not optimal (${t2.efficiency}%) and performance
                may be affected negatively, consider placing all background, fill and line layers before layer
                with id '${t2.firstUndrapedLayer}' or create a map using optimizeForTerrain: true option.`);
          }
          _onStyleDataEvent(e2) {
            e2.coord && "source" === e2.dataType ? this._clearRenderCacheForTile(e2.sourceCacheId, e2.coord) : "style" === e2.dataType && (this._invalidateRenderCache = true);
          }
          _disable() {
            if (this.enabled && (this.enabled = false, this._sharedDepthStencil = void 0, this.proxySourceCache.deallocRenderCache(), this._style))
              for (const e2 in this._style._sourceCaches)
                this._style._sourceCaches[e2].usedForTerrain = false;
          }
          destroy() {
            this._disable(), this._emptyDEMTexture && this._emptyDEMTexture.destroy(), this._emptyDepthBufferTexture && this._emptyDepthBufferTexture.destroy(), this.pool.forEach((e2) => e2.fb.destroy()), this.pool = [], this._depthFBO && (this._depthFBO.destroy(), this._depthFBO = void 0, this._depthTexture = void 0);
          }
          _source() {
            return this.enabled ? this.sourceCache : null;
          }
          exaggeration() {
            return this._exaggeration;
          }
          get visibleDemTiles() {
            return this._visibleDemTiles;
          }
          get drapeBufferSize() {
            const e2 = 2 * this.proxySourceCache.getSource().tileSize;
            return [e2, e2];
          }
          set useVertexMorphing(e2) {
            this._useVertexMorphing = e2;
          }
          updateTileBinding(t2) {
            if (!this.enabled)
              return;
            this.prevTerrainTileForTile = this.terrainTileForTile;
            const i3 = this.proxySourceCache, o2 = this.painter.transform;
            this._initializing && (this._initializing = 0 === o2._centerAltitude && -1 === this.getAtPointOrZero(e.MercatorCoordinate.fromLngLat(o2.center), -1), this._emptyDEMTextureDirty = !this._initializing);
            const r2 = this.proxyCoords = i3.getIds().map((e2) => {
              const t3 = i3.getTileByID(e2).tileID;
              return t3.projMatrix = o2.calculateProjMatrix(t3.toUnwrapped()), t3;
            });
            !function(t3, i4) {
              const o3 = i4.transform.pointCoordinate(i4.transform.getCameraPoint()), r3 = new e.pointGeometry(o3.x, o3.y);
              t3.sort((t4, i5) => {
                if (i5.overscaledZ - t4.overscaledZ)
                  return i5.overscaledZ - t4.overscaledZ;
                const o4 = new e.pointGeometry(t4.canonical.x + (1 << t4.canonical.z) * t4.wrap, t4.canonical.y), n3 = new e.pointGeometry(i5.canonical.x + (1 << i5.canonical.z) * i5.wrap, i5.canonical.y), a3 = r3.mult(1 << t4.canonical.z);
                return a3.x -= 0.5, a3.y -= 0.5, a3.distSqr(o4) - a3.distSqr(n3);
              });
            }(r2, this.painter), this._previousZoom = o2.zoom;
            const n2 = this.proxyToSource || {};
            this.proxyToSource = {}, r2.forEach((e2) => {
              this.proxyToSource[e2.key] = {};
            }), this.terrainTileForTile = {};
            const a2 = this._style._sourceCaches;
            for (const e2 in a2) {
              const i4 = a2[e2];
              if (!i4.used)
                continue;
              if (i4 !== this.sourceCache && this.resetTileLookupCache(i4.id), this._setupProxiedCoordsForOrtho(i4, t2[e2], n2), i4.usedForTerrain)
                continue;
              const o3 = t2[e2];
              i4.getSource().reparseOverscaled && this._assignTerrainTiles(o3);
            }
            this.proxiedCoords[i3.id] = r2.map((e2) => new yi(e2, e2.key, this.orthoMatrix)), this._assignTerrainTiles(r2), this._prepareDEMTextures(), this._setupDrapedRenderBatches(), this._initFBOPool(), this._setupRenderCache(n2), this.renderingToTexture = false, this._updateTimestamp = e.exported.now();
            const s2 = {};
            this._visibleDemTiles = [];
            for (const e2 of this.proxyCoords) {
              const t3 = this.terrainTileForTile[e2.key];
              if (!t3)
                continue;
              const i4 = t3.tileID.key;
              i4 in s2 || (this._visibleDemTiles.push(t3), s2[i4] = i4);
            }
          }
          _assignTerrainTiles(e2) {
            this._initializing || e2.forEach((e3) => {
              if (this.terrainTileForTile[e3.key])
                return;
              const t2 = this._findTileCoveringTileID(e3, this.sourceCache);
              t2 && (this.terrainTileForTile[e3.key] = t2);
            });
          }
          _prepareDEMTextures() {
            const e2 = this.painter.context, t2 = e2.gl;
            for (const i3 in this.terrainTileForTile) {
              const o2 = this.terrainTileForTile[i3], r2 = o2.dem;
              !r2 || o2.demTexture && !o2.needsDEMTextureUpload || (e2.activeTexture.set(t2.TEXTURE1), ai(this.painter, o2, r2));
            }
          }
          _prepareDemTileUniforms(e2, t2, i3, o2) {
            if (!t2 || null == t2.demTexture)
              return false;
            const r2 = e2.tileID.canonical, n2 = Math.pow(2, t2.tileID.canonical.z - r2.z), a2 = o2 || "";
            return i3[`u_dem_tl${a2}`] = [r2.x * n2 % 1, r2.y * n2 % 1], i3[`u_dem_scale${a2}`] = n2, true;
          }
          get emptyDEMTexture() {
            return !this._emptyDEMTextureDirty && this._emptyDEMTexture ? this._emptyDEMTexture : this._updateEmptyDEMTexture();
          }
          get emptyDepthBufferTexture() {
            const t2 = this.painter.context, i3 = t2.gl;
            if (!this._emptyDepthBufferTexture) {
              const o2 = new e.RGBAImage({ width: 1, height: 1 }, Uint8Array.of(255, 255, 255, 255));
              this._emptyDepthBufferTexture = new e.Texture(t2, o2, i3.RGBA, { premultiply: false });
            }
            return this._emptyDepthBufferTexture;
          }
          _getLoadedAreaMinimum() {
            let e2 = 0;
            const t2 = this._visibleDemTiles.reduce((t3, i3) => {
              if (!i3.dem)
                return t3;
              const o2 = i3.dem.tree.minimums[0];
              return o2 > 0 && e2++, t3 + o2;
            }, 0);
            return e2 ? t2 / e2 : 0;
          }
          _updateEmptyDEMTexture() {
            const t2 = this.painter.context, i3 = t2.gl;
            t2.activeTexture.set(i3.TEXTURE2);
            const o2 = this._getLoadedAreaMinimum(), r2 = new e.RGBAImage({ width: 1, height: 1 }, new Uint8Array(e.DEMData.pack(o2, this.sourceCache.getSource().encoding)));
            this._emptyDEMTextureDirty = false;
            let n2 = this._emptyDEMTexture;
            return n2 ? n2.update(r2, { premultiply: false }) : n2 = this._emptyDEMTexture = new e.Texture(t2, r2, i3.RGBA, { premultiply: false }), n2;
          }
          setupElevationDraw(t2, i3, o2) {
            const r2 = this.painter.context, n2 = r2.gl, a2 = (s2 = this.sourceCache.getSource().encoding, { u_dem: 2, u_dem_prev: 4, u_dem_unpack: e.DEMData.getUnpackVector(s2), u_dem_tl: [0, 0], u_dem_tl_prev: [0, 0], u_dem_scale: 0, u_dem_scale_prev: 0, u_dem_size: 0, u_dem_lerp: 1, u_depth: 3, u_depth_size_inv: [0, 0], u_exaggeration: 0, u_tile_tl_up: [0, 0, 1], u_tile_tr_up: [0, 0, 1], u_tile_br_up: [0, 0, 1], u_tile_bl_up: [0, 0, 1], u_tile_up_scale: 1 });
            var s2;
            a2.u_dem_size = this.sourceCache.getSource().tileSize, a2.u_exaggeration = this.exaggeration();
            const l2 = this.painter.transform, c2 = l2.projection, h2 = t2.tileID.canonical;
            a2.u_tile_tl_up = c2.upVector(h2, 0, 0), a2.u_tile_tr_up = c2.upVector(h2, e.EXTENT, 0), a2.u_tile_br_up = c2.upVector(h2, e.EXTENT, e.EXTENT), a2.u_tile_bl_up = c2.upVector(h2, 0, e.EXTENT), a2.u_tile_up_scale = o2 && o2.useDenormalizedUpVectorScale ? gi : c2.upVectorScale(h2, l2.center.lat, l2.worldSize).metersToTile;
            let _2 = null, u2 = null, d2 = 1;
            if (o2 && o2.morphing && this._useVertexMorphing) {
              const e2 = o2.morphing.srcDemTile, i4 = o2.morphing.dstDemTile;
              d2 = o2.morphing.phase, e2 && i4 && (this._prepareDemTileUniforms(t2, e2, a2, "_prev") && (u2 = e2), this._prepareDemTileUniforms(t2, i4, a2) && (_2 = i4));
            }
            if (u2 && _2 ? (r2.activeTexture.set(n2.TEXTURE2), _2.demTexture.bind(n2.NEAREST, n2.CLAMP_TO_EDGE, n2.NEAREST), r2.activeTexture.set(n2.TEXTURE4), u2.demTexture.bind(n2.NEAREST, n2.CLAMP_TO_EDGE, n2.NEAREST), a2.u_dem_lerp = d2) : (_2 = this.terrainTileForTile[t2.tileID.key], r2.activeTexture.set(n2.TEXTURE2), (this._prepareDemTileUniforms(t2, _2, a2) ? _2.demTexture : this.emptyDEMTexture).bind(n2.NEAREST, n2.CLAMP_TO_EDGE)), r2.activeTexture.set(n2.TEXTURE3), o2 && o2.useDepthForOcclusion ? (this._depthTexture && this._depthTexture.bind(n2.NEAREST, n2.CLAMP_TO_EDGE), this._depthFBO && (a2.u_depth_size_inv = [1 / this._depthFBO.width, 1 / this._depthFBO.height])) : (this.emptyDepthBufferTexture.bind(n2.NEAREST, n2.CLAMP_TO_EDGE), a2.u_depth_size_inv = [1, 1]), o2 && o2.useMeterToDem && _2) {
              const t3 = (1 << _2.tileID.canonical.z) * e.mercatorZfromAltitude(1, this.painter.transform.center.lat) * this.sourceCache.getSource().tileSize;
              a2.u_meter_to_dem = t3;
            }
            o2 && o2.labelPlaneMatrixInv && (a2.u_label_plane_matrix_inv = o2.labelPlaneMatrixInv), i3.setTerrainUniformValues(r2, a2);
          }
          renderToBackBuffer(t2) {
            const i3 = this.painter, o2 = this.painter.context;
            0 !== t2.length && (o2.bindFramebuffer.set(null), o2.viewport.set([0, 0, i3.width, i3.height]), this.renderingToTexture = false, function(t3, i4, o3, r2, n2) {
              if ("globe" === t3.transform.projection.name)
                !function(t4, i5, o4, r3, n3) {
                  const a2 = t4.context, s2 = a2.gl;
                  let l2, c2;
                  const h2 = t4.options.showTerrainWireframe ? 2 : 0, _2 = (e2, i6) => {
                    if (c2 === e2)
                      return;
                    const o5 = [di[e2], "PROJECTION_GLOBE_VIEW"];
                    i6 && o5.push(di[h2]), l2 = t4.useProgram("globeRaster", null, o5), c2 = e2;
                  }, u2 = t4.colorModeForRenderPass(), d2 = new e.DepthMode(s2.LEQUAL, e.DepthMode.ReadWrite, t4.depthRangeFor3D);
                  ui.update(n3);
                  const p2 = t4.transform, m2 = e.calculateGlobeMercatorMatrix(p2), f2 = [e.mercatorXfromLng(p2.center.lng), e.mercatorYfromLat(p2.center.lat)], g2 = t4.globeSharedBuffers;
                  if ((h2 ? [false, true] : [false]).forEach((h3) => {
                    c2 = -1;
                    const v2 = h3 ? s2.LINES : s2.TRIANGLES;
                    for (const c3 of r3) {
                      const r4 = o4.getTile(c3), x2 = e.StencilMode.disabled, y2 = i5.prevTerrainTileForTile[c3.key], b2 = i5.terrainTileForTile[c3.key];
                      _i(y2, b2) && ui.newMorphing(c3.key, y2, b2, n3, 250), a2.activeTexture.set(s2.TEXTURE0), r4.texture.bind(s2.LINEAR, s2.CLAMP_TO_EDGE);
                      const w2 = ui.getMorphValuesForProxy(c3.key), T2 = w2 ? 1 : 0, E2 = { useDenormalizedUpVectorScale: true };
                      w2 && e.extend$1(E2, { morphing: { srcDemTile: w2.from, dstDemTile: w2.to, phase: e.easeCubicInOut(w2.phase) } });
                      const C2 = Float32Array.from(p2.globeMatrix), I2 = e.globeTileLatLngCorners(c3.canonical), M2 = e.getGridMatrix(c3.canonical, I2), S2 = hi(p2.projMatrix, C2, m2, e.globeToMercatorTransition(p2.zoom), f2, M2);
                      if (_2(T2, h3), i5.setupElevationDraw(r4, l2, E2), t4.prepareDrawProgram(a2, l2, c3.toUnwrapped()), g2) {
                        const [i6, o5, r5] = h3 ? g2.getWirefameBuffers(t4.context) : g2.getGridBuffers();
                        l2.draw(a2, v2, d2, x2, u2, e.CullFaceMode.backCCW, S2, "globe_raster", i6, o5, r5);
                      }
                    }
                  }), g2) {
                    l2 = t4.useProgram("globeRaster", null, ["GLOBE_POLES", "PROJECTION_GLOBE_VIEW"]);
                    for (const n4 of r3) {
                      const { x: r4, y: c3, z: h3 } = n4.canonical, _3 = 0 === c3, m3 = c3 === (1 << h3) - 1, [v2, x2, y2, b2] = g2.getPoleBuffers(h3);
                      if (b2 && (_3 || m3)) {
                        const c4 = o4.getTile(n4);
                        a2.activeTexture.set(s2.TEXTURE0), c4.texture.bind(s2.LINEAR, s2.CLAMP_TO_EDGE);
                        let g3 = e.globePoleMatrixForTile(h3, r4, p2);
                        const w2 = (t5, i6) => t5.draw(a2, s2.TRIANGLES, d2, e.StencilMode.disabled, u2, e.CullFaceMode.disabled, hi(p2.projMatrix, g3, g3, 0, f2), "globe_pole_raster", i6, y2, b2);
                        i5.setupElevationDraw(c4, l2, {}), t4.prepareDrawProgram(a2, l2, n4.toUnwrapped()), _3 && w2(l2, v2), m3 && (g3 = e.scale(e.create(), g3, [1, -1, 1]), w2(l2, x2));
                      }
                    }
                  }
                }(t3, i4, o3, r2, n2);
              else {
                const a2 = t3.context, s2 = a2.gl;
                let l2, c2;
                const h2 = t3.options.showTerrainWireframe ? 2 : 0, _2 = (e2, i5) => {
                  if (c2 === e2)
                    return;
                  const o4 = [di[e2]];
                  i5 && o4.push(di[h2]), l2 = t3.useProgram("terrainRaster", null, o4), c2 = e2;
                }, u2 = t3.colorModeForRenderPass(), d2 = new e.DepthMode(s2.LEQUAL, e.DepthMode.ReadWrite, t3.depthRangeFor3D);
                ui.update(n2);
                const p2 = t3.transform, m2 = 6 * Math.pow(1.5, 22 - p2.zoom) * i4.exaggeration();
                (h2 ? [false, true] : [false]).forEach((h3) => {
                  c2 = -1;
                  const f2 = h3 ? s2.LINES : s2.TRIANGLES, [g2, v2] = h3 ? i4.getWirefameBuffer() : [i4.gridIndexBuffer, i4.gridSegments];
                  for (const c3 of r2) {
                    const r3 = o3.getTile(c3), x2 = e.StencilMode.disabled, y2 = i4.prevTerrainTileForTile[c3.key], b2 = i4.terrainTileForTile[c3.key];
                    _i(y2, b2) && ui.newMorphing(c3.key, y2, b2, n2, 250), a2.activeTexture.set(s2.TEXTURE0), r3.texture.bind(s2.LINEAR, s2.CLAMP_TO_EDGE, s2.LINEAR_MIPMAP_NEAREST);
                    const w2 = ui.getMorphValuesForProxy(c3.key), T2 = w2 ? 1 : 0;
                    let E2;
                    w2 && (E2 = { morphing: { srcDemTile: w2.from, dstDemTile: w2.to, phase: e.easeCubicInOut(w2.phase) } });
                    const C2 = ci(c3.projMatrix, pi(c3.canonical, p2.renderWorldCopies) ? m2 / 10 : m2);
                    _2(T2, h3), i4.setupElevationDraw(r3, l2, E2), t3.prepareDrawProgram(a2, l2, c3.toUnwrapped()), l2.draw(a2, f2, d2, x2, u2, e.CullFaceMode.backCCW, C2, "terrain_raster", i4.gridBuffer, g2, v2);
                  }
                });
              }
            }(i3, this, this.proxySourceCache, t2, this._updateTimestamp), this.renderingToTexture = true, t2.splice(0, t2.length));
          }
          renderBatch(t2) {
            if (0 === this._drapedRenderBatches.length)
              return t2 + 1;
            this.renderingToTexture = true;
            const i3 = this.painter, o2 = this.painter.context, r2 = this.proxySourceCache, n2 = this.proxiedCoords[r2.id], a2 = this._drapedRenderBatches.shift(), s2 = [], l2 = i3.style.order;
            let c2 = 0;
            for (const h2 of n2) {
              const n3 = r2.getTileByID(h2.proxyTileKey), _2 = r2.proxyCachedFBO[h2.key] ? r2.proxyCachedFBO[h2.key][t2] : void 0, u2 = void 0 !== _2 ? r2.renderCache[_2] : this.pool[c2++], d2 = void 0 !== _2;
              if (n3.texture = u2.tex, d2 && !u2.dirty) {
                s2.push(n3.tileID);
                continue;
              }
              let p2;
              o2.bindFramebuffer.set(u2.fb.framebuffer), this.renderedToTile = false, u2.dirty && (o2.clear({ color: e.Color.transparent, stencil: 0 }), u2.dirty = false);
              for (let e2 = a2.start; e2 <= a2.end; ++e2) {
                const t3 = i3.style._layers[l2[e2]];
                if (t3.isHidden(i3.transform.zoom))
                  continue;
                const r3 = i3.style._getLayerSourceCache(t3), n4 = r3 ? this.proxyToSource[h2.key][r3.id] : [h2];
                if (!n4)
                  continue;
                const a3 = n4;
                o2.viewport.set([0, 0, u2.fb.width, u2.fb.height]), p2 !== (r3 ? r3.id : null) && (this._setupStencil(u2, n4, t3, r3), p2 = r3 ? r3.id : null), i3.renderLayer(i3, r3, t3, a3);
              }
              this.renderedToTile ? (u2.dirty = true, s2.push(n3.tileID)) : d2 || --c2, 5 === c2 && (c2 = 0, this.renderToBackBuffer(s2));
            }
            return this.renderToBackBuffer(s2), this.renderingToTexture = false, o2.bindFramebuffer.set(null), o2.viewport.set([0, 0, i3.width, i3.height]), a2.end + 1;
          }
          postRender() {
          }
          renderCacheEfficiency(e2) {
            const t2 = e2.order.length;
            if (0 === t2)
              return { efficiency: 100 };
            let i3, o2 = 0, r2 = 0, n2 = false;
            for (let a2 = 0; a2 < t2; ++a2) {
              const t3 = e2._layers[e2.order[a2]];
              this._style.isLayerDraped(t3) ? (n2 && ++o2, ++r2) : n2 || (n2 = true, i3 = t3.id);
            }
            return 0 === r2 ? { efficiency: 100 } : { efficiency: 100 * (1 - o2 / r2), firstUndrapedLayer: i3 };
          }
          getMinElevationBelowMSL() {
            let e2 = 0;
            return this._visibleDemTiles.filter((e3) => e3.dem).forEach((t2) => {
              e2 = Math.min(e2, t2.dem.tree.minimums[0]);
            }), 0 === e2 ? e2 : (e2 - 30) * this._exaggeration;
          }
          raycast(e2, t2, i3) {
            if (!this._visibleDemTiles)
              return null;
            const o2 = this._visibleDemTiles.filter((e3) => e3.dem).map((o3) => {
              const r2 = o3.tileID, n2 = Math.pow(2, r2.overscaledZ), { x: a2, y: s2 } = r2.canonical, l2 = a2 / n2, c2 = (a2 + 1) / n2, h2 = s2 / n2, _2 = (s2 + 1) / n2;
              return { minx: l2, miny: h2, maxx: c2, maxy: _2, t: o3.dem.tree.raycastRoot(l2, h2, c2, _2, e2, t2, i3), tile: o3 };
            });
            o2.sort((e3, t3) => (null !== e3.t ? e3.t : Number.MAX_VALUE) - (null !== t3.t ? t3.t : Number.MAX_VALUE));
            for (const r2 of o2) {
              if (null == r2.t)
                return null;
              const o3 = r2.tile.dem.tree.raycast(r2.minx, r2.miny, r2.maxx, r2.maxy, e2, t2, i3);
              if (null != o3)
                return o3;
            }
            return null;
          }
          _createFBO() {
            const t2 = this.painter.context, i3 = t2.gl, o2 = this.drapeBufferSize;
            t2.activeTexture.set(i3.TEXTURE0);
            const r2 = new e.Texture(t2, { width: o2[0], height: o2[1], data: null }, i3.RGBA);
            r2.bind(i3.LINEAR, i3.CLAMP_TO_EDGE);
            const n2 = t2.createFramebuffer(o2[0], o2[1], false);
            return n2.colorAttachment.set(r2.texture), n2.depthAttachment = new we(t2, n2.framebuffer), void 0 === this._sharedDepthStencil ? (this._sharedDepthStencil = t2.createRenderbuffer(t2.gl.DEPTH_STENCIL, o2[0], o2[1]), this._stencilRef = 0, n2.depthAttachment.set(this._sharedDepthStencil), t2.clear({ stencil: 0 })) : n2.depthAttachment.set(this._sharedDepthStencil), t2.extTextureFilterAnisotropic && !t2.extTextureFilterAnisotropicForceOff && i3.texParameterf(i3.TEXTURE_2D, t2.extTextureFilterAnisotropic.TEXTURE_MAX_ANISOTROPY_EXT, t2.extTextureFilterAnisotropicMax), { fb: n2, tex: r2, dirty: false };
          }
          _initFBOPool() {
            for (; this.pool.length < Math.min(5, this.proxyCoords.length); )
              this.pool.push(this._createFBO());
          }
          _shouldDisableRenderCache() {
            if (this._style.light && this._style.light.hasTransition())
              return true;
            for (const e2 in this._style._sourceCaches)
              if (this._style._sourceCaches[e2].hasTransition())
                return true;
            return this._style.order.some((e2) => {
              const t2 = this._style._layers[e2], i3 = t2.isHidden(this.painter.transform.zoom), o2 = t2.getCrossfadeParameters(), r2 = !!o2 && 1 !== o2.t, n2 = t2.hasTransition();
              return "custom" !== t2.type && !i3 && (r2 || n2);
            });
          }
          _clearRasterFadeFromRenderCache() {
            let e2 = false;
            for (const t2 in this._style._sourceCaches)
              if (this._style._sourceCaches[t2]._source instanceof Ce) {
                e2 = true;
                break;
              }
            if (e2)
              for (let e3 = 0; e3 < this._style.order.length; ++e3) {
                const t2 = this._style._layers[this._style.order[e3]], i3 = t2.isHidden(this.painter.transform.zoom), o2 = this._style._getLayerSourceCache(t2);
                if ("raster" !== t2.type || i3 || !o2)
                  continue;
                const r2 = t2.paint.get("raster-fade-duration");
                for (const e4 of this.proxyCoords) {
                  const t3 = this.proxyToSource[e4.key][o2.id];
                  if (t3)
                    for (const e5 of t3) {
                      const t4 = fi(o2.getTile(e5), o2.findLoadedParent(e5, 0), o2, this.painter.transform, r2);
                      (1 !== t4.opacity || 0 !== t4.mix) && this._clearRenderCacheForTile(o2.id, e5);
                    }
                }
              }
          }
          _setupDrapedRenderBatches() {
            const e2 = this._style.order, t2 = e2.length;
            if (0 === t2)
              return;
            const i3 = [];
            let o2, r2 = 0, n2 = this._style._layers[e2[r2]];
            for (; !this._style.isLayerDraped(n2) && n2.isHidden(this.painter.transform.zoom) && ++r2 < t2; )
              n2 = this._style._layers[e2[r2]];
            for (; r2 < t2; ++r2) {
              const t3 = this._style._layers[e2[r2]];
              t3.isHidden(this.painter.transform.zoom) || (this._style.isLayerDraped(t3) ? void 0 === o2 && (o2 = r2) : void 0 !== o2 && (i3.push({ start: o2, end: r2 - 1 }), o2 = void 0));
            }
            void 0 !== o2 && i3.push({ start: o2, end: r2 - 1 }), this._drapedRenderBatches = i3;
          }
          _setupRenderCache(e2) {
            const t2 = this.proxySourceCache;
            if (this._shouldDisableRenderCache() || this._invalidateRenderCache) {
              if (this._invalidateRenderCache = false, t2.renderCache.length > t2.renderCachePool.length) {
                const e3 = Object.values(t2.proxyCachedFBO);
                t2.proxyCachedFBO = {};
                for (let i4 = 0; i4 < e3.length; ++i4) {
                  const o3 = Object.values(e3[i4]);
                  t2.renderCachePool.push(...o3);
                }
              }
              return;
            }
            this._clearRasterFadeFromRenderCache();
            const i3 = this.proxyCoords, o2 = this._tilesDirty;
            for (let r3 = i3.length - 1; r3 >= 0; r3--) {
              const n2 = i3[r3];
              if (t2.getTileByID(n2.key), void 0 !== t2.proxyCachedFBO[n2.key]) {
                const i4 = e2[n2.key], r4 = this.proxyToSource[n2.key];
                let a2 = 0;
                for (const e3 in r4) {
                  const t3 = r4[e3], n3 = i4[e3];
                  if (!n3 || n3.length !== t3.length || t3.some((t4, i5) => t4 !== n3[i5] || o2[e3] && o2[e3].hasOwnProperty(t4.key))) {
                    a2 = -1;
                    break;
                  }
                  ++a2;
                }
                for (const e3 in t2.proxyCachedFBO[n2.key])
                  t2.renderCache[t2.proxyCachedFBO[n2.key][e3]].dirty = a2 < 0 || a2 !== Object.values(i4).length;
              }
            }
            const r2 = [...this._drapedRenderBatches];
            r2.sort((e3, t3) => t3.end - t3.start - (e3.end - e3.start));
            for (const e3 of r2)
              for (const o3 of i3) {
                if (t2.proxyCachedFBO[o3.key])
                  continue;
                let i4 = t2.renderCachePool.pop();
                void 0 === i4 && t2.renderCache.length < 50 && (i4 = t2.renderCache.length, t2.renderCache.push(this._createFBO())), void 0 !== i4 && (t2.proxyCachedFBO[o3.key] = {}, t2.proxyCachedFBO[o3.key][e3.start] = i4, t2.renderCache[i4].dirty = true);
              }
            this._tilesDirty = {};
          }
          _setupStencil(e2, t2, i3, o2) {
            if (!o2 || !this._sourceTilesOverlap[o2.id])
              return void (this._overlapStencilType && (this._overlapStencilType = false));
            const r2 = this.painter.context, n2 = r2.gl;
            if (t2.length <= 1)
              return void (this._overlapStencilType = false);
            let a2;
            if (i3.isTileClipped())
              a2 = t2.length, this._overlapStencilMode.test = { func: n2.EQUAL, mask: 255 }, this._overlapStencilType = "Clip";
            else {
              if (!(t2[0].overscaledZ > t2[t2.length - 1].overscaledZ))
                return void (this._overlapStencilType = false);
              a2 = 1, this._overlapStencilMode.test = { func: n2.GREATER, mask: 255 }, this._overlapStencilType = "Mask";
            }
            this._stencilRef + a2 > 255 && (r2.clear({ stencil: 0 }), this._stencilRef = 0), this._stencilRef += a2, this._overlapStencilMode.ref = this._stencilRef, i3.isTileClipped() && this._renderTileClippingMasks(t2, this._overlapStencilMode.ref);
          }
          clipOrMaskOverlapStencilType() {
            return "Clip" === this._overlapStencilType || "Mask" === this._overlapStencilType;
          }
          stencilModeForRTTOverlap(t2) {
            return this.renderingToTexture && this._overlapStencilType ? ("Clip" === this._overlapStencilType && (this._overlapStencilMode.ref = this.painter._tileClippingMaskIDs.get(t2.key) || 0), this._overlapStencilMode) : e.StencilMode.disabled;
          }
          _renderTileClippingMasks(t2, i3) {
            const o2 = this.painter, r2 = this.painter.context, n2 = r2.gl;
            o2._tileClippingMaskIDs.clear(), r2.setColorMode(e.ColorMode.disabled), r2.setDepthMode(e.DepthMode.disabled);
            const a2 = o2.useProgram("clippingMask");
            for (const s2 of t2) {
              const t3 = --i3;
              o2._tileClippingMaskIDs.set(s2.key, t3), a2.draw(r2, n2.TRIANGLES, e.DepthMode.disabled, new e.StencilMode({ func: n2.ALWAYS, mask: 0 }, t3, 255, n2.KEEP, n2.KEEP, n2.REPLACE), e.ColorMode.disabled, e.CullFaceMode.disabled, mi(s2.projMatrix), "$clipping", o2.tileExtentBuffer, o2.quadTriangleIndexBuffer, o2.tileExtentSegments);
            }
          }
          pointCoordinate(t2) {
            const i3 = this.painter.transform;
            if (t2.x < 0 || t2.x > i3.width || t2.y < 0 || t2.y > i3.height)
              return null;
            const o2 = [t2.x, t2.y, 1, 1];
            e.transformMat4$1(o2, o2, i3.pixelMatrixInverse), e.scale$1(o2, o2, 1 / o2[3]), o2[0] /= i3.worldSize, o2[1] /= i3.worldSize;
            const r2 = i3._camera.position, n2 = e.mercatorZfromAltitude(1, i3.center.lat), a2 = [r2[0], r2[1], r2[2] / n2, 0], s2 = e.subtract([], o2.slice(0, 3), a2);
            e.normalize(s2, s2);
            const l2 = this.raycast(a2, s2, this._exaggeration);
            return null !== l2 && l2 ? (e.scaleAndAdd(a2, a2, s2, l2), a2[3] = a2[2], a2[2] *= n2, a2) : null;
          }
          drawDepth() {
            const t2 = this.painter, i3 = t2.context, o2 = this.proxySourceCache, r2 = Math.ceil(t2.width), n2 = Math.ceil(t2.height);
            if (!this._depthFBO || this._depthFBO.width === r2 && this._depthFBO.height === n2 || (this._depthFBO.destroy(), this._depthFBO = void 0, this._depthTexture = void 0), !this._depthFBO) {
              const t3 = i3.gl, o3 = i3.createFramebuffer(r2, n2, true);
              i3.activeTexture.set(t3.TEXTURE0);
              const a2 = new e.Texture(i3, { width: r2, height: n2, data: null }, t3.RGBA);
              a2.bind(t3.NEAREST, t3.CLAMP_TO_EDGE), o3.colorAttachment.set(a2.texture);
              const s2 = i3.createRenderbuffer(i3.gl.DEPTH_COMPONENT16, r2, n2);
              o3.depthAttachment.set(s2), this._depthFBO = o3, this._depthTexture = a2;
            }
            i3.bindFramebuffer.set(this._depthFBO.framebuffer), i3.viewport.set([0, 0, r2, n2]), function(t3, i4, o3, r3) {
              if ("globe" === t3.transform.projection.name)
                return;
              const n3 = t3.context, a2 = n3.gl;
              n3.clear({ depth: 1 });
              const s2 = t3.useProgram("terrainDepth"), l2 = new e.DepthMode(a2.LESS, e.DepthMode.ReadWrite, t3.depthRangeFor3D);
              for (const t4 of r3) {
                const r4 = o3.getTile(t4), c2 = ci(t4.projMatrix, 0);
                i4.setupElevationDraw(r4, s2), s2.draw(n3, a2.TRIANGLES, l2, e.StencilMode.disabled, e.ColorMode.unblended, e.CullFaceMode.backCCW, c2, "terrain_depth", i4.gridBuffer, i4.gridIndexBuffer, i4.gridNoSkirtSegments);
              }
            }(t2, this, o2, this.proxyCoords);
          }
          _setupProxiedCoordsForOrtho(e2, t2, i3) {
            if (e2.getSource() instanceof Se)
              return this._setupProxiedCoordsForImageSource(e2, t2, i3);
            this._findCoveringTileCache[e2.id] = this._findCoveringTileCache[e2.id] || {};
            const o2 = this.proxiedCoords[e2.id] = [], r2 = this.proxyCoords;
            for (let t3 = 0; t3 < r2.length; t3++) {
              const n3 = r2[t3], a2 = this._findTileCoveringTileID(n3, e2);
              if (a2) {
                const t4 = this._createProxiedId(n3, a2, i3[n3.key] && i3[n3.key][e2.id]);
                o2.push(t4), this.proxyToSource[n3.key][e2.id] = [t4];
              }
            }
            let n2 = false;
            for (let r3 = 0; r3 < t2.length; r3++) {
              const a2 = e2.getTile(t2[r3]);
              if (!a2 || !a2.hasData())
                continue;
              const s2 = this._findTileCoveringTileID(a2.tileID, this.proxySourceCache);
              if (s2 && s2.tileID.canonical.z !== a2.tileID.canonical.z) {
                const t3 = this.proxyToSource[s2.tileID.key][e2.id], r4 = this._createProxiedId(s2.tileID, a2, i3[s2.tileID.key] && i3[s2.tileID.key][e2.id]);
                t3 ? t3.splice(t3.length - 1, 0, r4) : this.proxyToSource[s2.tileID.key][e2.id] = [r4], o2.push(r4), n2 = true;
              }
            }
            this._sourceTilesOverlap[e2.id] = n2;
          }
          _setupProxiedCoordsForImageSource(t2, i3, o2) {
            if (!t2.getSource().loaded())
              return;
            const r2 = this.proxiedCoords[t2.id] = [], n2 = this.proxyCoords, a2 = t2.getSource(), s2 = new e.pointGeometry(a2.tileID.x, a2.tileID.y)._div(1 << a2.tileID.z), l2 = a2.coordinates.map(e.MercatorCoordinate.fromLngLat).reduce((e2, t3) => (e2.min.x = Math.min(e2.min.x, t3.x - s2.x), e2.min.y = Math.min(e2.min.y, t3.y - s2.y), e2.max.x = Math.max(e2.max.x, t3.x - s2.x), e2.max.y = Math.max(e2.max.y, t3.y - s2.y), e2), { min: new e.pointGeometry(Number.MAX_VALUE, Number.MAX_VALUE), max: new e.pointGeometry(-Number.MAX_VALUE, -Number.MAX_VALUE) }), c2 = (t3, i4) => {
              const o3 = t3.wrap + t3.canonical.x / (1 << t3.canonical.z), r3 = t3.canonical.y / (1 << t3.canonical.z), n3 = e.EXTENT / (1 << t3.canonical.z), a3 = i4.wrap + i4.canonical.x / (1 << i4.canonical.z), s3 = i4.canonical.y / (1 << i4.canonical.z);
              return o3 + n3 < a3 + l2.min.x || o3 > a3 + l2.max.x || r3 + n3 < s3 + l2.min.y || r3 > s3 + l2.max.y;
            };
            for (let e2 = 0; e2 < n2.length; e2++) {
              const a3 = n2[e2];
              for (let e3 = 0; e3 < i3.length; e3++) {
                const n3 = t2.getTile(i3[e3]);
                if (!n3 || !n3.hasData())
                  continue;
                if (c2(a3, n3.tileID))
                  continue;
                const s3 = this._createProxiedId(a3, n3, o2[a3.key] && o2[a3.key][t2.id]), l3 = this.proxyToSource[a3.key][t2.id];
                l3 ? l3.push(s3) : this.proxyToSource[a3.key][t2.id] = [s3], r2.push(s3);
              }
            }
          }
          _createProxiedId(t2, i3, o2) {
            let r2 = this.orthoMatrix;
            if (o2) {
              const e2 = o2.find((e3) => e3.key === i3.tileID.key);
              if (e2)
                return e2;
            }
            if (i3.tileID.key !== t2.key) {
              const o3 = t2.canonical.z - i3.tileID.canonical.z;
              let n2, a2, s2;
              r2 = e.create();
              const l2 = i3.tileID.wrap - t2.wrap << t2.overscaledZ;
              o3 > 0 ? (n2 = e.EXTENT >> o3, a2 = n2 * ((i3.tileID.canonical.x << o3) - t2.canonical.x + l2), s2 = n2 * ((i3.tileID.canonical.y << o3) - t2.canonical.y)) : (n2 = e.EXTENT << -o3, a2 = e.EXTENT * (i3.tileID.canonical.x - (t2.canonical.x + l2 << -o3)), s2 = e.EXTENT * (i3.tileID.canonical.y - (t2.canonical.y << -o3))), e.ortho(r2, 0, n2, 0, n2, 0, 1), e.translate(r2, r2, [a2, s2, 0]);
            }
            return new yi(i3.tileID, t2.key, r2);
          }
          _findTileCoveringTileID(t2, i3) {
            let o2 = i3.getTile(t2);
            if (o2 && o2.hasData())
              return o2;
            const r2 = this._findCoveringTileCache[i3.id], n2 = r2[t2.key];
            if (o2 = n2 ? i3.getTileByID(n2) : null, o2 && o2.hasData() || null === n2)
              return o2;
            let a2 = o2 ? o2.tileID : t2, s2 = a2.overscaledZ;
            const l2 = i3.getSource().minzoom, c2 = [];
            if (!n2) {
              const r3 = i3.getSource().maxzoom;
              if (t2.canonical.z >= r3) {
                const o3 = t2.canonical.z - r3;
                i3.getSource().reparseOverscaled ? (s2 = Math.max(t2.canonical.z + 2, i3.transform.tileZoom), a2 = new e.OverscaledTileID(s2, t2.wrap, r3, t2.canonical.x >> o3, t2.canonical.y >> o3)) : 0 !== o3 && (s2 = r3, a2 = new e.OverscaledTileID(s2, t2.wrap, r3, t2.canonical.x >> o3, t2.canonical.y >> o3));
              }
              a2.key !== t2.key && (c2.push(a2.key), o2 = i3.getTile(a2));
            }
            const h2 = (e2) => {
              c2.forEach((t3) => {
                r2[t3] = e2;
              }), c2.length = 0;
            };
            for (s2 -= 1; s2 >= l2 && (!o2 || !o2.hasData()); s2--) {
              o2 && h2(o2.tileID.key);
              const e2 = a2.calculateScaledKey(s2);
              if (o2 = i3.getTileByID(e2), o2 && o2.hasData())
                break;
              const t3 = r2[e2];
              if (null === t3)
                break;
              void 0 === t3 ? c2.push(e2) : o2 = i3.getTileByID(t3);
            }
            return h2(o2 ? o2.tileID.key : null), o2 && o2.hasData() ? o2 : null;
          }
          findDEMTileFor(e2) {
            return this.enabled ? this._findTileCoveringTileID(e2, this.sourceCache) : null;
          }
          prepareDrawTile() {
            this.renderedToTile = true;
          }
          _clearRenderCacheForTile(e2, t2) {
            let i3 = this._tilesDirty[e2];
            i3 || (i3 = this._tilesDirty[e2] = {}), i3[t2.key] = true;
          }
          getWirefameBuffer() {
            if (!this.wireframeSegments) {
              const t2 = function(t3) {
                let i3 = 0;
                const o2 = new e.StructArrayLayout2ui4(), r2 = 131;
                for (let e2 = 1; e2 < 129; e2++) {
                  for (let t4 = 1; t4 < 129; t4++)
                    i3 = e2 * r2 + t4, o2.emplaceBack(i3, i3 + 1), o2.emplaceBack(i3, i3 + r2), o2.emplaceBack(i3 + 1, i3 + r2), 128 === e2 && o2.emplaceBack(i3 + r2, i3 + r2 + 1);
                  o2.emplaceBack(i3 + 1, i3 + 1 + r2);
                }
                return o2;
              }();
              this.wireframeIndexBuffer = this.painter.context.createIndexBuffer(t2), this.wireframeSegments = e.SegmentVector.simpleSegment(0, 0, this.gridBuffer.length, t2.length);
            }
            return [this.wireframeIndexBuffer, this.wireframeSegments];
          }
        }
        function wi(e2) {
          const t2 = [];
          for (let i3 = 0; i3 < e2.length; i3++) {
            if (null === e2[i3])
              continue;
            const o2 = e2[i3].split(" ");
            t2.push(o2.pop());
          }
          return t2;
        }
        class Ti {
          static cacheKey(e2, t2, i3) {
            let o2 = `${e2}${i3 ? i3.cacheKey : ""}`;
            for (const e3 of t2)
              o2 += `/${e3}`;
            return o2;
          }
          constructor(t2, i3, o2, r2, n2, a2) {
            const s2 = t2.gl;
            this.program = s2.createProgram();
            const l2 = wi(o2.staticAttributes), c2 = r2 ? r2.getBinderAttributes() : [], h2 = l2.concat(c2), _2 = o2.staticUniforms ? wi(o2.staticUniforms) : [], u2 = r2 ? r2.getBinderUniforms() : [], d2 = _2.concat(u2), p2 = [];
            for (const e2 of d2)
              p2.indexOf(e2) < 0 && p2.push(e2);
            let m2 = r2 ? r2.defines() : [];
            m2 = m2.concat(a2.map((e2) => `#define ${e2}`));
            const f2 = m2.concat("\n#ifdef GL_ES\nprecision mediump float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif", ei, Qt.fragmentSource, Jt.fragmentSource, o2.fragmentSource).join("\n"), g2 = m2.concat("\n#ifdef GL_ES\nprecision highp float;\n#else\n\n#if !defined(lowp)\n#define lowp\n#endif\n\n#if !defined(mediump)\n#define mediump\n#endif\n\n#if !defined(highp)\n#define highp\n#endif\n\n#endif", ei, Qt.vertexSource, Jt.vertexSource, Yt.vertexSource, o2.vertexSource).join("\n"), v2 = s2.createShader(s2.FRAGMENT_SHADER);
            if (s2.isContextLost())
              return void (this.failedToCreate = true);
            s2.shaderSource(v2, f2), s2.compileShader(v2), s2.attachShader(this.program, v2);
            const x2 = s2.createShader(s2.VERTEX_SHADER);
            if (s2.isContextLost())
              return void (this.failedToCreate = true);
            s2.shaderSource(x2, g2), s2.compileShader(x2), s2.attachShader(this.program, x2), this.attributes = {};
            const y2 = {};
            this.numAttributes = h2.length;
            for (let e2 = 0; e2 < this.numAttributes; e2++)
              h2[e2] && (s2.bindAttribLocation(this.program, e2, h2[e2]), this.attributes[h2[e2]] = e2);
            s2.linkProgram(this.program), s2.deleteShader(x2), s2.deleteShader(v2);
            for (let e2 = 0; e2 < p2.length; e2++) {
              const t3 = p2[e2];
              if (t3 && !y2[t3]) {
                const e3 = s2.getUniformLocation(this.program, t3);
                e3 && (y2[t3] = e3);
              }
            }
            this.fixedUniforms = n2(t2, y2), this.binderUniforms = r2 ? r2.getUniforms(t2, y2) : [], -1 !== a2.indexOf("TERRAIN") && (this.terrainUniforms = ((t3, i4) => ({ u_dem: new e.Uniform1i(t3, i4.u_dem), u_dem_prev: new e.Uniform1i(t3, i4.u_dem_prev), u_dem_unpack: new e.Uniform4f(t3, i4.u_dem_unpack), u_dem_tl: new e.Uniform2f(t3, i4.u_dem_tl), u_dem_scale: new e.Uniform1f(t3, i4.u_dem_scale), u_dem_tl_prev: new e.Uniform2f(t3, i4.u_dem_tl_prev), u_dem_scale_prev: new e.Uniform1f(t3, i4.u_dem_scale_prev), u_dem_size: new e.Uniform1f(t3, i4.u_dem_size), u_dem_lerp: new e.Uniform1f(t3, i4.u_dem_lerp), u_exaggeration: new e.Uniform1f(t3, i4.u_exaggeration), u_depth: new e.Uniform1i(t3, i4.u_depth), u_depth_size_inv: new e.Uniform2f(t3, i4.u_depth_size_inv), u_meter_to_dem: new e.Uniform1f(t3, i4.u_meter_to_dem), u_label_plane_matrix_inv: new e.UniformMatrix4f(t3, i4.u_label_plane_matrix_inv), u_tile_tl_up: new e.Uniform3f(t3, i4.u_tile_tl_up), u_tile_tr_up: new e.Uniform3f(t3, i4.u_tile_tr_up), u_tile_br_up: new e.Uniform3f(t3, i4.u_tile_br_up), u_tile_bl_up: new e.Uniform3f(t3, i4.u_tile_bl_up), u_tile_up_scale: new e.Uniform1f(t3, i4.u_tile_up_scale) }))(t2, y2)), -1 !== a2.indexOf("FOG") && (this.fogUniforms = ((t3, i4) => ({ u_fog_matrix: new e.UniformMatrix4f(t3, i4.u_fog_matrix), u_fog_range: new e.Uniform2f(t3, i4.u_fog_range), u_fog_color: new e.Uniform4f(t3, i4.u_fog_color), u_fog_horizon_blend: new e.Uniform1f(t3, i4.u_fog_horizon_blend), u_fog_temporal_offset: new e.Uniform1f(t3, i4.u_fog_temporal_offset) }))(t2, y2));
          }
          setTerrainUniformValues(e2, t2) {
            if (!this.terrainUniforms)
              return;
            const i3 = this.terrainUniforms;
            if (!this.failedToCreate) {
              e2.program.set(this.program);
              for (const e3 in t2)
                i3[e3].set(t2[e3]);
            }
          }
          setFogUniformValues(e2, t2) {
            if (!this.fogUniforms)
              return;
            const i3 = this.fogUniforms;
            if (!this.failedToCreate) {
              e2.program.set(this.program);
              for (const e3 in t2)
                i3[e3].location && i3[e3].set(t2[e3]);
            }
          }
          draw(e2, t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2, m2) {
            const f2 = e2.gl;
            if (this.failedToCreate)
              return;
            e2.program.set(this.program), e2.setDepthMode(i3), e2.setStencilMode(o2), e2.setColorMode(r2), e2.setCullFace(n2);
            for (const e3 of Object.keys(this.fixedUniforms))
              this.fixedUniforms[e3].set(a2[e3]);
            d2 && d2.setUniforms(e2, this.binderUniforms, _2, { zoom: u2 });
            const g2 = { [f2.LINES]: 2, [f2.TRIANGLES]: 3, [f2.LINE_STRIP]: 1 }[t2];
            for (const i4 of h2.get()) {
              const o3 = i4.vaos || (i4.vaos = {});
              (o3[s2] || (o3[s2] = new oi())).bind(e2, this, l2, d2 ? d2.getPaintVertexBuffers() : [], c2, i4.vertexOffset, p2, m2), f2.drawElements(t2, i4.primitiveLength * g2, f2.UNSIGNED_SHORT, i4.primitiveOffset * g2 * 2);
            }
          }
        }
        function Ei(e2, t2, i3) {
          const o2 = 1 / L(i3, 1, t2.transform.tileZoom), r2 = Math.pow(2, i3.tileID.overscaledZ), n2 = i3.tileSize * Math.pow(2, t2.transform.tileZoom) / r2, a2 = n2 * (i3.tileID.canonical.x + i3.tileID.wrap * r2), s2 = n2 * i3.tileID.canonical.y;
          return { u_image: 0, u_texsize: i3.imageAtlasTexture.size, u_scale: [o2, e2.fromScale, e2.toScale], u_fade: e2.t, u_pixel_coord_upper: [a2 >> 16, s2 >> 16], u_pixel_coord_lower: [65535 & a2, 65535 & s2] };
        }
        const Ci = e.create(), Ii = (t2, i3, o2, r2, n2, a2, s2, l2, c2) => {
          const h2 = i3.style.light, _2 = h2.properties.get("position"), u2 = [_2.x, _2.y, _2.z], d2 = e.create$1();
          "viewport" === h2.properties.get("anchor") && (e.fromRotation(d2, -i3.transform.angle), e.transformMat3(u2, u2, d2));
          const p2 = h2.properties.get("color"), m2 = i3.transform, f2 = { u_matrix: t2, u_lightpos: u2, u_lightintensity: h2.properties.get("intensity"), u_lightcolor: [p2.r, p2.g, p2.b], u_vertical_gradient: +o2, u_opacity: r2, u_tile_id: [0, 0, 0], u_zoom_transition: 0, u_inv_rot_matrix: Ci, u_merc_center: [0, 0], u_up_dir: [0, 0, 0], u_height_lift: 0 };
          return "globe" === m2.projection.name && (f2.u_tile_id = [n2.canonical.x, n2.canonical.y, 1 << n2.canonical.z], f2.u_zoom_transition = s2, f2.u_inv_rot_matrix = c2, f2.u_merc_center = l2, f2.u_up_dir = m2.projection.upVector(new e.CanonicalTileID(0, 0, 0), l2[0] * e.EXTENT, l2[1] * e.EXTENT), f2.u_height_lift = a2), f2;
        }, Mi = (t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2) => {
          const u2 = Ii(t2, i3, o2, r2, n2, l2, c2, h2, _2), d2 = { u_height_factor: -Math.pow(2, n2.overscaledZ) / s2.tileSize / 8 };
          return e.extend(u2, Ei(a2, i3, s2), d2);
        }, Si = (e2) => ({ u_matrix: e2 }), zi = (t2, i3, o2, r2) => e.extend(Si(t2), Ei(o2, i3, r2)), Di = (e2, t2) => ({ u_matrix: e2, u_world: t2 }), Pi = (t2, i3, o2, r2, n2) => e.extend(zi(t2, i3, o2, r2), { u_world: n2 }), Ai = e.create(), Li = (t2, i3, o2, r2, n2, a2) => {
          const s2 = t2.transform, l2 = "globe" === s2.projection.name;
          let c2;
          if ("map" === a2.paint.get("circle-pitch-alignment"))
            if (l2) {
              const t3 = e.globePixelsToTileUnits(s2.zoom, i3.canonical);
              c2 = Float32Array.from([t3, 0, 0, t3]);
            } else
              c2 = s2.calculatePixelsToTileUnitsMatrix(o2);
          else
            c2 = new Float32Array([s2.pixelsToGLUnits[0], 0, 0, s2.pixelsToGLUnits[1]]);
          const h2 = { u_camera_to_center_distance: s2.cameraToCenterDistance, u_matrix: t2.translatePosMatrix(i3.projMatrix, o2, a2.paint.get("circle-translate"), a2.paint.get("circle-translate-anchor")), u_device_pixel_ratio: e.exported.devicePixelRatio, u_extrude_scale: c2, u_inv_rot_matrix: Ai, u_merc_center: [0, 0], u_tile_id: [0, 0, 0], u_zoom_transition: 0, u_up_dir: [0, 0, 0] };
          return l2 && (h2.u_inv_rot_matrix = r2, h2.u_merc_center = n2, h2.u_tile_id = [i3.canonical.x, i3.canonical.y, 1 << i3.canonical.z], h2.u_zoom_transition = e.globeToMercatorTransition(s2.zoom), h2.u_up_dir = s2.projection.upVector(i3.canonical, n2[0], n2[1])), h2;
        }, Ri = (e2) => {
          const t2 = [];
          return "map" === e2.paint.get("circle-pitch-alignment") && t2.push("PITCH_WITH_MAP"), "map" === e2.paint.get("circle-pitch-scale") && t2.push("SCALE_WITH_MAP"), t2;
        }, ki = (t2, i3, o2) => {
          const r2 = e.EXTENT / o2.tileSize;
          return { u_matrix: t2, u_camera_to_center_distance: i3.cameraToCenterDistance, u_extrude_scale: [i3.pixelsToGLUnits[0] / r2, i3.pixelsToGLUnits[1] / r2] };
        }, Oi = (e2, t2, i3 = 1) => ({ u_matrix: e2, u_color: t2, u_overlay: 0, u_overlay_scale: i3 }), Bi = e.create(), Fi = (t2, i3, o2, r2, n2, a2, s2) => {
          const l2 = t2.transform, c2 = "globe" === l2.projection.name, h2 = c2 ? e.globePixelsToTileUnits(l2.zoom, i3.canonical) : L(o2, 1, a2), _2 = { u_matrix: i3.projMatrix, u_extrude_scale: h2, u_intensity: s2, u_inv_rot_matrix: Bi, u_merc_center: [0, 0], u_tile_id: [0, 0, 0], u_zoom_transition: 0, u_up_dir: [0, 0, 0] };
          return c2 && (_2.u_inv_rot_matrix = r2, _2.u_merc_center = n2, _2.u_tile_id = [i3.canonical.x, i3.canonical.y, 1 << i3.canonical.z], _2.u_zoom_transition = e.globeToMercatorTransition(l2.zoom), _2.u_up_dir = l2.projection.upVector(i3.canonical, n2[0], n2[1])), _2;
        }, Ui = (e2, t2, i3, o2, r2, n2, a2) => {
          const s2 = e2.transform, l2 = s2.calculatePixelsToTileUnitsMatrix(t2), c2 = { u_matrix: ji(e2, t2, i3, r2), u_pixels_to_tile_units: l2, u_device_pixel_ratio: a2, u_units_to_pixels: [1 / s2.pixelsToGLUnits[0], 1 / s2.pixelsToGLUnits[1]], u_dash_image: 0, u_gradient_image: 1, u_image_height: n2, u_texsize: [0, 0], u_scale: [0, 0, 0], u_mix: 0, u_alpha_discard_threshold: 0 };
          if (Zi(i3)) {
            const i4 = Gi(t2, e2.transform);
            c2.u_texsize = t2.lineAtlasTexture.size, c2.u_scale = [i4, o2.fromScale, o2.toScale], c2.u_mix = o2.t;
          }
          return c2;
        }, Ni = (e2, t2, i3, o2, r2, n2) => {
          const a2 = e2.transform, s2 = Gi(t2, a2);
          return { u_matrix: ji(e2, t2, i3, r2), u_texsize: t2.imageAtlasTexture.size, u_pixels_to_tile_units: a2.calculatePixelsToTileUnitsMatrix(t2), u_device_pixel_ratio: n2, u_image: 0, u_scale: [s2, o2.fromScale, o2.toScale], u_fade: o2.t, u_units_to_pixels: [1 / a2.pixelsToGLUnits[0], 1 / a2.pixelsToGLUnits[1]], u_alpha_discard_threshold: 0 };
        };
        function Gi(e2, t2) {
          return 1 / L(e2, 1, t2.tileZoom);
        }
        function ji(e2, t2, i3, o2) {
          return e2.translatePosMatrix(o2 || t2.tileID.projMatrix, t2, i3.paint.get("line-translate"), i3.paint.get("line-translate-anchor"));
        }
        function Zi(e2) {
          const t2 = e2.paint.get("line-dasharray").value;
          return t2.value || "constant" !== t2.kind;
        }
        const Vi = (e2, t2, i3, o2, r2, n2) => {
          return { u_matrix: e2, u_tl_parent: t2, u_scale_parent: i3, u_fade_t: o2.mix, u_opacity: o2.opacity * r2.paint.get("raster-opacity"), u_image0: 0, u_image1: 1, u_brightness_low: r2.paint.get("raster-brightness-min"), u_brightness_high: r2.paint.get("raster-brightness-max"), u_saturation_factor: (s2 = r2.paint.get("raster-saturation"), s2 > 0 ? 1 - 1 / (1.001 - s2) : -s2), u_contrast_factor: (a2 = r2.paint.get("raster-contrast"), a2 > 0 ? 1 / (1 - a2) : 1 + a2), u_spin_weights: Wi(r2.paint.get("raster-hue-rotate")), u_perspective_transform: n2 };
          var a2, s2;
        };
        function Wi(e2) {
          e2 *= Math.PI / 180;
          const t2 = Math.sin(e2), i3 = Math.cos(e2);
          return [(2 * i3 + 1) / 3, (-Math.sqrt(3) * t2 - i3 + 1) / 3, (Math.sqrt(3) * t2 - i3 + 1) / 3];
        }
        const qi = e.create(), Xi = (t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2) => {
          const m2 = n2.transform, f2 = { u_is_size_zoom_constant: +("constant" === t2 || "source" === t2), u_is_size_feature_constant: +("constant" === t2 || "camera" === t2), u_size_t: i3 ? i3.uSizeT : 0, u_size: i3 ? i3.uSize : 0, u_camera_to_center_distance: m2.cameraToCenterDistance, u_rotate_symbol: +o2, u_aspect_ratio: m2.width / m2.height, u_fade_change: n2.options.fadeDuration ? n2.symbolFadeChange : 1, u_matrix: a2, u_label_plane_matrix: s2, u_coord_matrix: l2, u_is_text: +c2, u_pitch_with_map: +r2, u_texsize: h2, u_texture: 0, u_tile_id: [0, 0, 0], u_zoom_transition: 0, u_inv_rot_matrix: qi, u_merc_center: [0, 0], u_camera_forward: [0, 0, 0], u_ecef_origin: [0, 0, 0], u_tile_matrix: qi };
          return "globe" === m2.projection.name && (f2.u_tile_id = [_2.canonical.x, _2.canonical.y, 1 << _2.canonical.z], f2.u_zoom_transition = u2, f2.u_inv_rot_matrix = p2, f2.u_merc_center = d2, f2.u_camera_forward = m2._camera.forward(), f2.u_ecef_origin = e.globeECEFOrigin(m2.globeMatrix, _2.toUnwrapped()), f2.u_tile_matrix = Float32Array.from(m2.globeMatrix)), f2;
        }, $i = (t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2, m2) => {
          const { cameraToCenterDistance: f2, _pitch: g2 } = n2.transform;
          return e.extend(Xi(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, u2, d2, p2, m2), { u_gamma_scale: r2 ? f2 * Math.cos(n2.terrain ? 0 : g2) : 1, u_device_pixel_ratio: e.exported.devicePixelRatio, u_is_halo: +_2 });
        }, Hi = (t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2, d2, p2) => e.extend($i(t2, i3, o2, r2, n2, a2, s2, l2, true, c2, true, _2, u2, d2, p2), { u_texsize_icon: h2, u_texture_icon: 1 }), Ki = (e2, t2, i3) => ({ u_matrix: e2, u_opacity: t2, u_color: i3 }), Yi = (t2, i3, o2, r2, n2, a2) => e.extend(function(e2, t3, i4, o3) {
          const r3 = i4.imageManager.getPattern(e2.from.toString()), n3 = i4.imageManager.getPattern(e2.to.toString()), { width: a3, height: s2 } = i4.imageManager.getPixelSize(), l2 = Math.pow(2, o3.tileID.overscaledZ), c2 = o3.tileSize * Math.pow(2, i4.transform.tileZoom) / l2, h2 = c2 * (o3.tileID.canonical.x + o3.tileID.wrap * l2), _2 = c2 * o3.tileID.canonical.y;
          return { u_image: 0, u_pattern_tl_a: r3.tl, u_pattern_br_a: r3.br, u_pattern_tl_b: n3.tl, u_pattern_br_b: n3.br, u_texsize: [a3, s2], u_mix: t3.t, u_pattern_size_a: r3.displaySize, u_pattern_size_b: n3.displaySize, u_scale_a: t3.fromScale, u_scale_b: t3.toScale, u_tile_units_to_pixels: 1 / L(o3, 1, i4.transform.tileZoom), u_pixel_coord_upper: [h2 >> 16, _2 >> 16], u_pixel_coord_lower: [65535 & h2, 65535 & _2] };
        }(r2, a2, o2, n2), { u_matrix: t2, u_opacity: i3 }), Ji = { fillExtrusion: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_lightpos: new e.Uniform3f(t2, i3.u_lightpos), u_lightintensity: new e.Uniform1f(t2, i3.u_lightintensity), u_lightcolor: new e.Uniform3f(t2, i3.u_lightcolor), u_vertical_gradient: new e.Uniform1f(t2, i3.u_vertical_gradient), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_up_dir: new e.Uniform3f(t2, i3.u_up_dir), u_height_lift: new e.Uniform1f(t2, i3.u_height_lift) }), fillExtrusionPattern: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_lightpos: new e.Uniform3f(t2, i3.u_lightpos), u_lightintensity: new e.Uniform1f(t2, i3.u_lightintensity), u_lightcolor: new e.Uniform3f(t2, i3.u_lightcolor), u_vertical_gradient: new e.Uniform1f(t2, i3.u_vertical_gradient), u_height_factor: new e.Uniform1f(t2, i3.u_height_factor), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_up_dir: new e.Uniform3f(t2, i3.u_up_dir), u_height_lift: new e.Uniform1f(t2, i3.u_height_lift), u_image: new e.Uniform1i(t2, i3.u_image), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_pixel_coord_upper: new e.Uniform2f(t2, i3.u_pixel_coord_upper), u_pixel_coord_lower: new e.Uniform2f(t2, i3.u_pixel_coord_lower), u_scale: new e.Uniform3f(t2, i3.u_scale), u_fade: new e.Uniform1f(t2, i3.u_fade), u_opacity: new e.Uniform1f(t2, i3.u_opacity) }), fill: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix) }), fillPattern: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_image: new e.Uniform1i(t2, i3.u_image), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_pixel_coord_upper: new e.Uniform2f(t2, i3.u_pixel_coord_upper), u_pixel_coord_lower: new e.Uniform2f(t2, i3.u_pixel_coord_lower), u_scale: new e.Uniform3f(t2, i3.u_scale), u_fade: new e.Uniform1f(t2, i3.u_fade) }), fillOutline: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_world: new e.Uniform2f(t2, i3.u_world) }), fillOutlinePattern: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_world: new e.Uniform2f(t2, i3.u_world), u_image: new e.Uniform1i(t2, i3.u_image), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_pixel_coord_upper: new e.Uniform2f(t2, i3.u_pixel_coord_upper), u_pixel_coord_lower: new e.Uniform2f(t2, i3.u_pixel_coord_lower), u_scale: new e.Uniform3f(t2, i3.u_scale), u_fade: new e.Uniform1f(t2, i3.u_fade) }), circle: (t2, i3) => ({ u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_extrude_scale: new e.UniformMatrix2f(t2, i3.u_extrude_scale), u_device_pixel_ratio: new e.Uniform1f(t2, i3.u_device_pixel_ratio), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_up_dir: new e.Uniform3f(t2, i3.u_up_dir) }), collisionBox: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_extrude_scale: new e.Uniform2f(t2, i3.u_extrude_scale) }), collisionCircle: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_inv_matrix: new e.UniformMatrix4f(t2, i3.u_inv_matrix), u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_viewport_size: new e.Uniform2f(t2, i3.u_viewport_size) }), debug: (t2, i3) => ({ u_color: new e.UniformColor(t2, i3.u_color), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_overlay: new e.Uniform1i(t2, i3.u_overlay), u_overlay_scale: new e.Uniform1f(t2, i3.u_overlay_scale) }), clippingMask: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix) }), heatmap: (t2, i3) => ({ u_extrude_scale: new e.Uniform1f(t2, i3.u_extrude_scale), u_intensity: new e.Uniform1f(t2, i3.u_intensity), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_up_dir: new e.Uniform3f(t2, i3.u_up_dir) }), heatmapTexture: (t2, i3) => ({ u_image: new e.Uniform1i(t2, i3.u_image), u_color_ramp: new e.Uniform1i(t2, i3.u_color_ramp), u_opacity: new e.Uniform1f(t2, i3.u_opacity) }), hillshade: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_image: new e.Uniform1i(t2, i3.u_image), u_latrange: new e.Uniform2f(t2, i3.u_latrange), u_light: new e.Uniform2f(t2, i3.u_light), u_shadow: new e.UniformColor(t2, i3.u_shadow), u_highlight: new e.UniformColor(t2, i3.u_highlight), u_accent: new e.UniformColor(t2, i3.u_accent) }), hillshadePrepare: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_image: new e.Uniform1i(t2, i3.u_image), u_dimension: new e.Uniform2f(t2, i3.u_dimension), u_zoom: new e.Uniform1f(t2, i3.u_zoom), u_unpack: new e.Uniform4f(t2, i3.u_unpack) }), line: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_pixels_to_tile_units: new e.UniformMatrix2f(t2, i3.u_pixels_to_tile_units), u_device_pixel_ratio: new e.Uniform1f(t2, i3.u_device_pixel_ratio), u_units_to_pixels: new e.Uniform2f(t2, i3.u_units_to_pixels), u_dash_image: new e.Uniform1i(t2, i3.u_dash_image), u_gradient_image: new e.Uniform1i(t2, i3.u_gradient_image), u_image_height: new e.Uniform1f(t2, i3.u_image_height), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_scale: new e.Uniform3f(t2, i3.u_scale), u_mix: new e.Uniform1f(t2, i3.u_mix), u_alpha_discard_threshold: new e.Uniform1f(t2, i3.u_alpha_discard_threshold) }), linePattern: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_pixels_to_tile_units: new e.UniformMatrix2f(t2, i3.u_pixels_to_tile_units), u_device_pixel_ratio: new e.Uniform1f(t2, i3.u_device_pixel_ratio), u_image: new e.Uniform1i(t2, i3.u_image), u_units_to_pixels: new e.Uniform2f(t2, i3.u_units_to_pixels), u_scale: new e.Uniform3f(t2, i3.u_scale), u_fade: new e.Uniform1f(t2, i3.u_fade), u_alpha_discard_threshold: new e.Uniform1f(t2, i3.u_alpha_discard_threshold) }), raster: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_tl_parent: new e.Uniform2f(t2, i3.u_tl_parent), u_scale_parent: new e.Uniform1f(t2, i3.u_scale_parent), u_fade_t: new e.Uniform1f(t2, i3.u_fade_t), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_image0: new e.Uniform1i(t2, i3.u_image0), u_image1: new e.Uniform1i(t2, i3.u_image1), u_brightness_low: new e.Uniform1f(t2, i3.u_brightness_low), u_brightness_high: new e.Uniform1f(t2, i3.u_brightness_high), u_saturation_factor: new e.Uniform1f(t2, i3.u_saturation_factor), u_contrast_factor: new e.Uniform1f(t2, i3.u_contrast_factor), u_spin_weights: new e.Uniform3f(t2, i3.u_spin_weights), u_perspective_transform: new e.Uniform2f(t2, i3.u_perspective_transform) }), symbolIcon: (t2, i3) => ({ u_is_size_zoom_constant: new e.Uniform1i(t2, i3.u_is_size_zoom_constant), u_is_size_feature_constant: new e.Uniform1i(t2, i3.u_is_size_feature_constant), u_size_t: new e.Uniform1f(t2, i3.u_size_t), u_size: new e.Uniform1f(t2, i3.u_size), u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_rotate_symbol: new e.Uniform1i(t2, i3.u_rotate_symbol), u_aspect_ratio: new e.Uniform1f(t2, i3.u_aspect_ratio), u_fade_change: new e.Uniform1f(t2, i3.u_fade_change), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_label_plane_matrix: new e.UniformMatrix4f(t2, i3.u_label_plane_matrix), u_coord_matrix: new e.UniformMatrix4f(t2, i3.u_coord_matrix), u_is_text: new e.Uniform1i(t2, i3.u_is_text), u_pitch_with_map: new e.Uniform1i(t2, i3.u_pitch_with_map), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_camera_forward: new e.Uniform3f(t2, i3.u_camera_forward), u_tile_matrix: new e.UniformMatrix4f(t2, i3.u_tile_matrix), u_ecef_origin: new e.Uniform3f(t2, i3.u_ecef_origin), u_texture: new e.Uniform1i(t2, i3.u_texture) }), symbolSDF: (t2, i3) => ({ u_is_size_zoom_constant: new e.Uniform1i(t2, i3.u_is_size_zoom_constant), u_is_size_feature_constant: new e.Uniform1i(t2, i3.u_is_size_feature_constant), u_size_t: new e.Uniform1f(t2, i3.u_size_t), u_size: new e.Uniform1f(t2, i3.u_size), u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_rotate_symbol: new e.Uniform1i(t2, i3.u_rotate_symbol), u_aspect_ratio: new e.Uniform1f(t2, i3.u_aspect_ratio), u_fade_change: new e.Uniform1f(t2, i3.u_fade_change), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_label_plane_matrix: new e.UniformMatrix4f(t2, i3.u_label_plane_matrix), u_coord_matrix: new e.UniformMatrix4f(t2, i3.u_coord_matrix), u_is_text: new e.Uniform1i(t2, i3.u_is_text), u_pitch_with_map: new e.Uniform1i(t2, i3.u_pitch_with_map), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_texture: new e.Uniform1i(t2, i3.u_texture), u_gamma_scale: new e.Uniform1f(t2, i3.u_gamma_scale), u_device_pixel_ratio: new e.Uniform1f(t2, i3.u_device_pixel_ratio), u_tile_id: new e.Uniform3f(t2, i3.u_tile_id), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_inv_rot_matrix: new e.UniformMatrix4f(t2, i3.u_inv_rot_matrix), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_camera_forward: new e.Uniform3f(t2, i3.u_camera_forward), u_tile_matrix: new e.UniformMatrix4f(t2, i3.u_tile_matrix), u_ecef_origin: new e.Uniform3f(t2, i3.u_ecef_origin), u_is_halo: new e.Uniform1i(t2, i3.u_is_halo) }), symbolTextAndIcon: (t2, i3) => ({ u_is_size_zoom_constant: new e.Uniform1i(t2, i3.u_is_size_zoom_constant), u_is_size_feature_constant: new e.Uniform1i(t2, i3.u_is_size_feature_constant), u_size_t: new e.Uniform1f(t2, i3.u_size_t), u_size: new e.Uniform1f(t2, i3.u_size), u_camera_to_center_distance: new e.Uniform1f(t2, i3.u_camera_to_center_distance), u_rotate_symbol: new e.Uniform1i(t2, i3.u_rotate_symbol), u_aspect_ratio: new e.Uniform1f(t2, i3.u_aspect_ratio), u_fade_change: new e.Uniform1f(t2, i3.u_fade_change), u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_label_plane_matrix: new e.UniformMatrix4f(t2, i3.u_label_plane_matrix), u_coord_matrix: new e.UniformMatrix4f(t2, i3.u_coord_matrix), u_is_text: new e.Uniform1i(t2, i3.u_is_text), u_pitch_with_map: new e.Uniform1i(t2, i3.u_pitch_with_map), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_texsize_icon: new e.Uniform2f(t2, i3.u_texsize_icon), u_texture: new e.Uniform1i(t2, i3.u_texture), u_texture_icon: new e.Uniform1i(t2, i3.u_texture_icon), u_gamma_scale: new e.Uniform1f(t2, i3.u_gamma_scale), u_device_pixel_ratio: new e.Uniform1f(t2, i3.u_device_pixel_ratio), u_is_halo: new e.Uniform1i(t2, i3.u_is_halo) }), background: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_color: new e.UniformColor(t2, i3.u_color) }), backgroundPattern: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_image: new e.Uniform1i(t2, i3.u_image), u_pattern_tl_a: new e.Uniform2f(t2, i3.u_pattern_tl_a), u_pattern_br_a: new e.Uniform2f(t2, i3.u_pattern_br_a), u_pattern_tl_b: new e.Uniform2f(t2, i3.u_pattern_tl_b), u_pattern_br_b: new e.Uniform2f(t2, i3.u_pattern_br_b), u_texsize: new e.Uniform2f(t2, i3.u_texsize), u_mix: new e.Uniform1f(t2, i3.u_mix), u_pattern_size_a: new e.Uniform2f(t2, i3.u_pattern_size_a), u_pattern_size_b: new e.Uniform2f(t2, i3.u_pattern_size_b), u_scale_a: new e.Uniform1f(t2, i3.u_scale_a), u_scale_b: new e.Uniform1f(t2, i3.u_scale_b), u_pixel_coord_upper: new e.Uniform2f(t2, i3.u_pixel_coord_upper), u_pixel_coord_lower: new e.Uniform2f(t2, i3.u_pixel_coord_lower), u_tile_units_to_pixels: new e.Uniform1f(t2, i3.u_tile_units_to_pixels) }), terrainRaster: li, terrainDepth: li, skybox: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_sun_direction: new e.Uniform3f(t2, i3.u_sun_direction), u_cubemap: new e.Uniform1i(t2, i3.u_cubemap), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_temporal_offset: new e.Uniform1f(t2, i3.u_temporal_offset) }), skyboxGradient: (t2, i3) => ({ u_matrix: new e.UniformMatrix4f(t2, i3.u_matrix), u_color_ramp: new e.Uniform1i(t2, i3.u_color_ramp), u_center_direction: new e.Uniform3f(t2, i3.u_center_direction), u_radius: new e.Uniform1f(t2, i3.u_radius), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_temporal_offset: new e.Uniform1f(t2, i3.u_temporal_offset) }), skyboxCapture: (t2, i3) => ({ u_matrix_3f: new e.UniformMatrix3f(t2, i3.u_matrix_3f), u_sun_direction: new e.Uniform3f(t2, i3.u_sun_direction), u_sun_intensity: new e.Uniform1f(t2, i3.u_sun_intensity), u_color_tint_r: new e.Uniform4f(t2, i3.u_color_tint_r), u_color_tint_m: new e.Uniform4f(t2, i3.u_color_tint_m), u_luminance: new e.Uniform1f(t2, i3.u_luminance) }), globeRaster: (t2, i3) => ({ u_proj_matrix: new e.UniformMatrix4f(t2, i3.u_proj_matrix), u_globe_matrix: new e.UniformMatrix4f(t2, i3.u_globe_matrix), u_merc_matrix: new e.UniformMatrix4f(t2, i3.u_merc_matrix), u_zoom_transition: new e.Uniform1f(t2, i3.u_zoom_transition), u_merc_center: new e.Uniform2f(t2, i3.u_merc_center), u_image0: new e.Uniform1i(t2, i3.u_image0), u_grid_matrix: new e.UniformMatrix3f(t2, i3.u_grid_matrix) }), globeAtmosphere: (t2, i3) => ({ u_frustum_tl: new e.Uniform3f(t2, i3.u_frustum_tl), u_frustum_tr: new e.Uniform3f(t2, i3.u_frustum_tr), u_frustum_br: new e.Uniform3f(t2, i3.u_frustum_br), u_frustum_bl: new e.Uniform3f(t2, i3.u_frustum_bl), u_globe_pos: new e.Uniform3f(t2, i3.u_globe_pos), u_globe_radius: new e.Uniform1f(t2, i3.u_globe_radius), u_opacity: new e.Uniform1f(t2, i3.u_opacity), u_fadeout_range: new e.Uniform1f(t2, i3.u_fadeout_range), u_start_color: new e.Uniform3f(t2, i3.u_start_color), u_end_color: new e.Uniform3f(t2, i3.u_end_color) }) };
        let Qi;
        function eo(t2, i3, o2, r2, n2, a2, s2) {
          const l2 = t2.context, c2 = l2.gl, h2 = t2.useProgram("collisionBox"), _2 = [];
          let u2 = 0, d2 = 0;
          for (let p3 = 0; p3 < r2.length; p3++) {
            const m3 = r2[p3], f3 = i3.getTile(m3), g3 = f3.getBucket(o2);
            if (!g3)
              continue;
            let v3 = m3.projMatrix;
            0 === n2[0] && 0 === n2[1] || (v3 = t2.translatePosMatrix(m3.projMatrix, f3, n2, a2));
            const x3 = s2 ? g3.textCollisionBox : g3.iconCollisionBox, y2 = g3.collisionCircleArray;
            if (y2.length > 0) {
              const i4 = e.create(), o3 = v3;
              e.mul(i4, g3.placementInvProjMatrix, t2.transform.glCoordMatrix), e.mul(i4, i4, g3.placementViewportMatrix), _2.push({ circleArray: y2, circleOffset: d2, transform: o3, invTransform: i4 }), u2 += y2.length / 4, d2 = u2;
            }
            x3 && (t2.terrain && t2.terrain.setupElevationDraw(f3, h2), h2.draw(l2, c2.LINES, e.DepthMode.disabled, e.StencilMode.disabled, t2.colorModeForRenderPass(), e.CullFaceMode.disabled, ki(v3, t2.transform, f3), o2.id, x3.layoutVertexBuffer, x3.indexBuffer, x3.segments, null, t2.transform.zoom, null, x3.collisionVertexBuffer, x3.collisionVertexBufferExt));
          }
          if (!s2 || !_2.length)
            return;
          const p2 = t2.useProgram("collisionCircle"), m2 = new e.StructArrayLayout2f1f2i16();
          m2.resize(4 * u2), m2._trim();
          let f2 = 0;
          for (const e2 of _2)
            for (let t3 = 0; t3 < e2.circleArray.length / 4; t3++) {
              const i4 = 4 * t3, o3 = e2.circleArray[i4 + 0], r3 = e2.circleArray[i4 + 1], n3 = e2.circleArray[i4 + 2], a3 = e2.circleArray[i4 + 3];
              m2.emplace(f2++, o3, r3, n3, a3, 0), m2.emplace(f2++, o3, r3, n3, a3, 1), m2.emplace(f2++, o3, r3, n3, a3, 2), m2.emplace(f2++, o3, r3, n3, a3, 3);
            }
          (!Qi || Qi.length < 2 * u2) && (Qi = function(t3) {
            const i4 = 2 * t3, o3 = new e.StructArrayLayout3ui6();
            o3.resize(i4), o3._trim();
            for (let e2 = 0; e2 < i4; e2++) {
              const t4 = 6 * e2;
              o3.uint16[t4 + 0] = 4 * e2 + 0, o3.uint16[t4 + 1] = 4 * e2 + 1, o3.uint16[t4 + 2] = 4 * e2 + 2, o3.uint16[t4 + 3] = 4 * e2 + 2, o3.uint16[t4 + 4] = 4 * e2 + 3, o3.uint16[t4 + 5] = 4 * e2 + 0;
            }
            return o3;
          }(u2));
          const g2 = l2.createIndexBuffer(Qi, true), v2 = l2.createVertexBuffer(m2, e.collisionCircleLayout.members, true);
          for (const i4 of _2) {
            const r3 = { u_matrix: i4.transform, u_inv_matrix: i4.invTransform, u_camera_to_center_distance: (x2 = t2.transform).cameraToCenterDistance, u_viewport_size: [x2.width, x2.height] };
            p2.draw(l2, c2.TRIANGLES, e.DepthMode.disabled, e.StencilMode.disabled, t2.colorModeForRenderPass(), e.CullFaceMode.disabled, r3, o2.id, v2, g2, e.SegmentVector.simpleSegment(0, 2 * i4.circleOffset, i4.circleArray.length, i4.circleArray.length / 2), null, t2.transform.zoom, null, null, null);
          }
          var x2;
          v2.destroy(), g2.destroy();
        }
        const to = e.create();
        function io(t2, i3, o2, r2, n2, a2) {
          const { horizontalAlign: s2, verticalAlign: l2 } = e.getAnchorAlignment(t2), c2 = -(s2 - 0.5) * i3, h2 = -(l2 - 0.5) * o2, _2 = e.evaluateVariableOffset(t2, r2);
          return new e.pointGeometry((c2 / n2 + _2[0]) * a2, (h2 / n2 + _2[1]) * a2);
        }
        function oo(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2) {
          const d2 = t2.text.placedSymbolArray, p2 = t2.text.dynamicLayoutVertexArray, m2 = t2.icon.dynamicLayoutVertexArray, f2 = {}, g2 = l2.projMatrix, v2 = a2.elevation, x2 = u2.upVectorScale(l2.canonical, a2.center.lat, a2.worldSize);
          p2.clear();
          for (let m3 = 0; m3 < d2.length; m3++) {
            const y2 = d2.get(m3), b2 = t2.allowVerticalPlacement && !y2.placedOrientation, w2 = y2.hidden || !y2.crossTileID || b2 ? null : r2[y2.crossTileID];
            if (w2) {
              const r3 = new e.pointGeometry(y2.tileAnchorX, y2.tileAnchorY), d3 = u2.upVector(l2.canonical, r3.x, r3.y), m4 = v2 ? v2.getAtTileOffset(l2, r3.x, r3.y) : 0, b3 = it([y2.projectedAnchorX + m4 * d3[0] * x2.metersToTile, y2.projectedAnchorY + m4 * d3[1] * x2.metersToTile, y2.projectedAnchorZ + m4 * d3[2] * x2.metersToTile], o2 ? g2 : s2), T2 = ot(a2.cameraToCenterDistance, b3.signedDistanceFromCamera);
              let E2 = n2.evaluateSizeForFeature(t2.textSizeData, h2, y2) * T2 / e.ONE_EM;
              o2 && (E2 *= t2.tilePixelRatio / c2);
              const { width: C2, height: I2, anchor: M2, textOffset: S2, textScale: z2 } = w2, D2 = io(M2, C2, I2, S2, z2, E2), P2 = o2 ? tt(r3.add(D2), s2, m4 * x2.metersToLabelSpace).point : b3.point.add(i3 ? D2.rotate(-a2.angle) : D2), A2 = t2.allowVerticalPlacement && y2.placedOrientation === e.WritingMode.vertical ? Math.PI / 2 : 0;
              for (let t3 = 0; t3 < y2.numGlyphs; t3++)
                e.addDynamicAttributes(p2, P2, A2);
              _2 && y2.associatedIconIndex >= 0 && (f2[y2.associatedIconIndex] = { shiftedAnchor: P2, angle: A2 });
            } else
              dt(y2.numGlyphs, p2);
          }
          if (_2) {
            m2.clear();
            const i4 = t2.icon.placedSymbolArray;
            for (let t3 = 0; t3 < i4.length; t3++) {
              const o3 = i4.get(t3);
              if (o3.hidden)
                dt(o3.numGlyphs, m2);
              else {
                const i5 = f2[t3];
                if (i5)
                  for (let t4 = 0; t4 < o3.numGlyphs; t4++)
                    e.addDynamicAttributes(m2, i5.shiftedAnchor, i5.angle);
                else
                  dt(o3.numGlyphs, m2);
              }
            }
            t2.icon.dynamicLayoutVertexBuffer.updateData(m2);
          }
          t2.text.dynamicLayoutVertexBuffer.updateData(p2);
        }
        function ro(e2, t2, i3) {
          return i3.iconsInText && t2 ? "symbolTextAndIcon" : e2 ? "symbolSDF" : "symbolIcon";
        }
        function no(t2, i3, o2, r2, n2, a2, s2, l2, c2, h2, _2, u2) {
          const d2 = t2.context, p2 = d2.gl, m2 = t2.transform, f2 = "map" === l2, g2 = "map" === c2, v2 = f2 && "point" !== o2.layout.get("symbol-placement"), x2 = f2 && !g2 && !v2, y2 = void 0 !== o2.layout.get("symbol-sort-key").constantOr(1);
          let b2 = false;
          const w2 = t2.depthModeForSublayer(0, e.DepthMode.ReadOnly), T2 = [e.mercatorXfromLng(m2.center.lng), e.mercatorYfromLat(m2.center.lat)], E2 = o2.layout.get("text-variable-anchor"), C2 = "globe" === m2.projection.name, I2 = C2 ? e.globeToMercatorTransition(m2.zoom) : 0, M2 = [], S2 = [];
          t2.terrain && g2 && S2.push("PITCH_WITH_MAP_TERRAIN"), C2 && S2.push("PROJECTION_GLOBE_VIEW");
          for (const l3 of r2) {
            const r3 = i3.getTile(l3), c3 = r3.getBucket(o2);
            if (!c3 || c3.projection !== m2.projection.name)
              continue;
            const _3 = n2 ? c3.text : c3.icon;
            if (!_3 || c3.fullyClipped || !_3.segments.get().length)
              continue;
            const u3 = _3.programConfigurations.get(o2.id), d3 = n2 || c3.sdfIcons, w3 = n2 ? c3.textSizeData : c3.iconSizeData, C3 = g2 || 0 !== m2.pitch, z2 = e.evaluateSizeForZoom(w3, m2.zoom);
            let D2, P2, A2, L2, R2 = [0, 0], k2 = null;
            if (n2) {
              if (P2 = r3.glyphAtlasTexture, A2 = p2.LINEAR, D2 = r3.glyphAtlasTexture.size, c3.iconsInText) {
                R2 = r3.imageAtlasTexture.size, k2 = r3.imageAtlasTexture;
                const e2 = "composite" === w3.kind || "camera" === w3.kind;
                L2 = C3 || t2.options.rotating || t2.options.zooming || e2 ? p2.LINEAR : p2.NEAREST;
              }
            } else {
              const e2 = 1 !== o2.layout.get("icon-size").constantOr(0) || c3.iconsNeedLinear;
              P2 = r3.imageAtlasTexture, A2 = d3 || t2.options.rotating || t2.options.zooming || e2 || C3 ? p2.LINEAR : p2.NEAREST, D2 = r3.imageAtlasTexture.size;
            }
            const O2 = t2.transform.calculatePixelsToTileUnitsMatrix(r3), B2 = Qe(l3.projMatrix, r3.tileID.canonical, g2, f2, t2.transform, O2), F2 = t2.terrain && g2 && v2 ? e.invert(e.create(), B2) : to, U2 = et(l3.projMatrix, r3.tileID.canonical, g2, f2, t2.transform, O2), N2 = E2 && c3.hasTextData(), G2 = "none" !== o2.layout.get("icon-text-fit") && N2 && c3.hasIconData();
            if (v2) {
              const e2 = m2.elevation, i4 = e2 ? e2.getAtTileOffsetFunc(l3, m2.center.lat, m2.worldSize, m2.projection) : (e3) => [0, 0, 0];
              nt(c3, l3.projMatrix, t2, n2, B2, U2, g2, h2, i4, l3);
            }
            const j2 = v2 || n2 && E2 || G2, Z2 = t2.translatePosMatrix(l3.projMatrix, r3, a2, s2), V2 = j2 ? to : B2, W2 = t2.translatePosMatrix(U2, r3, a2, s2, true), q2 = m2.projection.createInversionMatrix(m2, l3.canonical), X2 = j2 ? S2.concat(["PROJECTED_POS_ON_VIEWPORT"]) : S2, $2 = d3 && 0 !== o2.paint.get(n2 ? "text-halo-width" : "icon-halo-width").constantOr(1);
            let H2;
            H2 = d3 ? c3.iconsInText ? Hi(w3.kind, z2, x2, g2, t2, Z2, V2, W2, D2, R2, l3, I2, T2, q2) : $i(w3.kind, z2, x2, g2, t2, Z2, V2, W2, n2, D2, true, l3, I2, T2, q2) : Xi(w3.kind, z2, x2, g2, t2, Z2, V2, W2, n2, D2, l3, I2, T2, q2);
            const K2 = { program: t2.useProgram(ro(d3, n2, c3), u3, X2), buffers: _3, uniformValues: H2, atlasTexture: P2, atlasTextureIcon: k2, atlasInterpolation: A2, atlasInterpolationIcon: L2, isSDF: d3, hasHalo: $2, tile: r3, labelPlaneMatrixInv: F2 };
            if (y2 && c3.canOverlap) {
              b2 = true;
              const t3 = _3.segments.get();
              for (const i4 of t3)
                M2.push({ segments: new e.SegmentVector([i4]), sortKey: i4.sortKey, state: K2 });
            } else
              M2.push({ segments: _3.segments, sortKey: 0, state: K2 });
          }
          b2 && M2.sort((e2, t3) => e2.sortKey - t3.sortKey);
          for (const e2 of M2) {
            const i4 = e2.state;
            if (t2.terrain && t2.terrain.setupElevationDraw(i4.tile, i4.program, { useDepthForOcclusion: !C2, labelPlaneMatrixInv: i4.labelPlaneMatrixInv }), d2.activeTexture.set(p2.TEXTURE0), i4.atlasTexture.bind(i4.atlasInterpolation, p2.CLAMP_TO_EDGE), i4.atlasTextureIcon && (d2.activeTexture.set(p2.TEXTURE1), i4.atlasTextureIcon && i4.atlasTextureIcon.bind(i4.atlasInterpolationIcon, p2.CLAMP_TO_EDGE)), i4.isSDF) {
              const r3 = i4.uniformValues;
              i4.hasHalo && (r3.u_is_halo = 1, ao(i4.buffers, e2.segments, o2, t2, i4.program, w2, _2, u2, r3)), r3.u_is_halo = 0;
            }
            ao(i4.buffers, e2.segments, o2, t2, i4.program, w2, _2, u2, i4.uniformValues);
          }
        }
        function ao(t2, i3, o2, r2, n2, a2, s2, l2, c2) {
          const h2 = r2.context;
          n2.draw(h2, h2.gl.TRIANGLES, a2, s2, l2, e.CullFaceMode.disabled, c2, o2.id, t2.layoutVertexBuffer, t2.indexBuffer, i3, o2.paint, r2.transform.zoom, t2.programConfigurations.get(o2.id), t2.dynamicLayoutVertexBuffer, t2.opacityVertexBuffer);
        }
        function so(t2, i3, o2, r2, n2, a2, s2) {
          const l2 = t2.context.gl, c2 = o2.paint.get("fill-pattern"), h2 = c2 && c2.constantOr(1), _2 = o2.getCrossfadeParameters();
          let u2, d2, p2, m2, f2;
          s2 ? (d2 = h2 && !o2.getPaintProperty("fill-outline-color") ? "fillOutlinePattern" : "fillOutline", u2 = l2.LINES) : (d2 = h2 ? "fillPattern" : "fill", u2 = l2.TRIANGLES);
          for (const g2 of r2) {
            const r3 = i3.getTile(g2);
            if (h2 && !r3.patternsLoaded())
              continue;
            const v2 = r3.getBucket(o2);
            if (!v2)
              continue;
            t2.prepareDrawTile();
            const x2 = v2.programConfigurations.get(o2.id), y2 = t2.useProgram(d2, x2);
            h2 && (t2.context.activeTexture.set(l2.TEXTURE0), r3.imageAtlasTexture.bind(l2.LINEAR, l2.CLAMP_TO_EDGE), x2.updatePaintBuffers(_2));
            const b2 = c2.constantOr(null);
            if (b2 && r3.imageAtlas) {
              const e2 = r3.imageAtlas, t3 = e2.patternPositions[b2.to.toString()], i4 = e2.patternPositions[b2.from.toString()];
              t3 && i4 && x2.setConstantPatternPositions(t3, i4);
            }
            const w2 = t2.translatePosMatrix(g2.projMatrix, r3, o2.paint.get("fill-translate"), o2.paint.get("fill-translate-anchor"));
            if (s2) {
              m2 = v2.indexBuffer2, f2 = v2.segments2;
              const e2 = t2.terrain && t2.terrain.renderingToTexture ? t2.terrain.drapeBufferSize : [l2.drawingBufferWidth, l2.drawingBufferHeight];
              p2 = "fillOutlinePattern" === d2 && h2 ? Pi(w2, t2, _2, r3, e2) : Di(w2, e2);
            } else
              m2 = v2.indexBuffer, f2 = v2.segments, p2 = h2 ? zi(w2, t2, _2, r3) : Si(w2);
            t2.prepareDrawProgram(t2.context, y2, g2.toUnwrapped()), y2.draw(t2.context, u2, n2, t2.stencilModeForClipping(g2), a2, e.CullFaceMode.disabled, p2, o2.id, v2.layoutVertexBuffer, m2, f2, o2.paint, t2.transform.zoom, x2);
          }
        }
        function lo(t2, i3, o2, r2, n2, a2, s2) {
          const l2 = t2.context, c2 = l2.gl, h2 = t2.transform, _2 = o2.paint.get("fill-extrusion-pattern"), u2 = _2.constantOr(1), d2 = o2.getCrossfadeParameters(), p2 = o2.paint.get("fill-extrusion-opacity"), m2 = function(t3) {
            if ("globe" !== t3.projection.name)
              return 0;
            const i4 = Math.PI / 32, o3 = Math.tan(i4), r3 = e.earthRadius;
            return r3 * Math.sqrt(1 + 2 * o3 * o3) - r3;
          }(h2), f2 = "globe" === h2.projection.name, g2 = f2 ? e.globeToMercatorTransition(h2.zoom) : 0, v2 = [e.mercatorXfromLng(h2.center.lng), e.mercatorYfromLat(h2.center.lat)], x2 = [];
          f2 && x2.push("PROJECTION_GLOBE_VIEW");
          for (const y2 of r2) {
            const r3 = i3.getTile(y2), b2 = r3.getBucket(o2);
            if (!b2 || b2.projection !== h2.projection.name)
              continue;
            const w2 = b2.programConfigurations.get(o2.id), T2 = t2.useProgram(u2 ? "fillExtrusionPattern" : "fillExtrusion", w2, x2);
            if (t2.terrain) {
              const e2 = t2.terrain;
              if (t2.style.terrainSetForDrapingOnly())
                e2.setupElevationDraw(r3, T2, { useMeterToDem: true });
              else {
                if (!b2.enableTerrain)
                  continue;
                if (e2.setupElevationDraw(r3, T2, { useMeterToDem: true }), co(l2, i3, y2, b2, o2, e2), !b2.centroidVertexBuffer) {
                  const e3 = T2.attributes.a_centroid_pos;
                  void 0 !== e3 && c2.vertexAttrib2f(e3, 0, 0);
                }
              }
            }
            u2 && (t2.context.activeTexture.set(c2.TEXTURE0), r3.imageAtlasTexture.bind(c2.LINEAR, c2.CLAMP_TO_EDGE), w2.updatePaintBuffers(d2));
            const E2 = _2.constantOr(null);
            if (E2 && r3.imageAtlas) {
              const e2 = r3.imageAtlas, t3 = e2.patternPositions[E2.to.toString()], i4 = e2.patternPositions[E2.from.toString()];
              t3 && i4 && w2.setConstantPatternPositions(t3, i4);
            }
            const C2 = t2.translatePosMatrix(y2.projMatrix, r3, o2.paint.get("fill-extrusion-translate"), o2.paint.get("fill-extrusion-translate-anchor")), I2 = h2.projection.createInversionMatrix(h2, y2.canonical), M2 = o2.paint.get("fill-extrusion-vertical-gradient"), S2 = u2 ? Mi(C2, t2, M2, p2, y2, d2, r3, m2, g2, v2, I2) : Ii(C2, t2, M2, p2, y2, m2, g2, v2, I2);
            t2.prepareDrawProgram(l2, T2, y2.toUnwrapped()), T2.draw(l2, l2.gl.TRIANGLES, n2, a2, s2, e.CullFaceMode.backCCW, S2, o2.id, b2.layoutVertexBuffer, b2.indexBuffer, b2.segments, o2.paint, t2.transform.zoom, w2, t2.terrain ? b2.centroidVertexBuffer : null, f2 ? b2.layoutVertexExtBuffer : null);
          }
        }
        function co(t2, i3, o2, r2, n2, a2) {
          const s2 = [(t3) => {
            let i4 = t3.canonical.x - 1, o3 = t3.wrap;
            return i4 < 0 && (i4 = (1 << t3.canonical.z) - 1, o3--), new e.OverscaledTileID(t3.overscaledZ, o3, t3.canonical.z, i4, t3.canonical.y);
          }, (t3) => {
            let i4 = t3.canonical.x + 1, o3 = t3.wrap;
            return i4 === 1 << t3.canonical.z && (i4 = 0, o3++), new e.OverscaledTileID(t3.overscaledZ, o3, t3.canonical.z, i4, t3.canonical.y);
          }, (t3) => new e.OverscaledTileID(t3.overscaledZ, t3.wrap, t3.canonical.z, t3.canonical.x, (0 === t3.canonical.y ? 1 << t3.canonical.z : t3.canonical.y) - 1), (t3) => new e.OverscaledTileID(t3.overscaledZ, t3.wrap, t3.canonical.z, t3.canonical.x, t3.canonical.y === (1 << t3.canonical.z) - 1 ? 0 : t3.canonical.y + 1)], l2 = (e2) => {
            const t3 = i3.getSource().minzoom, o3 = (e3) => {
              const t4 = i3.getTileByID(e3);
              if (t4 && t4.hasData())
                return t4.getBucket(n2);
            }, r3 = [0, -1, 1];
            for (const i4 of r3) {
              if (e2.overscaledZ + i4 < t3)
                continue;
              const r4 = o3(e2.calculateScaledKey(e2.overscaledZ + i4));
              if (r4)
                return r4;
            }
          }, c2 = [0, 0, 0], h2 = (t3, i4) => (c2[0] = Math.min(t3.min.y, i4.min.y), c2[1] = Math.max(t3.max.y, i4.max.y), c2[2] = e.EXTENT - i4.min.x > t3.max.x ? i4.min.x - e.EXTENT : t3.max.x, c2), _2 = (t3, i4) => (c2[0] = Math.min(t3.min.x, i4.min.x), c2[1] = Math.max(t3.max.x, i4.max.x), c2[2] = e.EXTENT - i4.min.y > t3.max.y ? i4.min.y - e.EXTENT : t3.max.y, c2), u2 = [(e2, t3) => h2(e2, t3), (e2, t3) => h2(t3, e2), (e2, t3) => _2(e2, t3), (e2, t3) => _2(t3, e2)], d2 = new e.pointGeometry(0, 0);
          let p2, m2, f2;
          const g2 = (t3, i4, r3, n3, s3) => {
            const l3 = [[n3 ? r3 : t3, n3 ? t3 : r3, 0], [n3 ? r3 : i4, n3 ? i4 : r3, 0]], c3 = s3 < 0 ? e.EXTENT + s3 : s3, h3 = [n3 ? c3 : (t3 + i4) / 2, n3 ? (t3 + i4) / 2 : c3, 0];
            return 0 === r3 && s3 < 0 || 0 !== r3 && s3 > 0 ? a2.getForTilePoints(f2, [h3], true, m2) : l3.push(h3), a2.getForTilePoints(o2, l3, true, p2), Math.max(l3[0][2], l3[1][2], h3[2]) / a2.exaggeration();
          };
          for (let t3 = 0; t3 < 4; t3++) {
            const i4 = (t3 < 2 ? 1 : 5) - t3, n3 = r2.borders[t3];
            if (0 === n3.length)
              continue;
            const c3 = f2 = s2[t3](o2), h3 = l2(c3);
            if (!(h3 && h3 instanceof e.FillExtrusionBucket && h3.enableTerrain))
              continue;
            if (r2.borderDoneWithNeighborZ[t3] === h3.canonical.z && h3.borderDoneWithNeighborZ[i4] === r2.canonical.z)
              continue;
            if (m2 = a2.findDEMTileFor(c3), !m2 || !m2.dem)
              continue;
            if (!p2) {
              const e2 = a2.findDEMTileFor(o2);
              if (!e2 || !e2.dem)
                return;
              p2 = e2;
            }
            const _3 = h3.borders[i4];
            let v2 = 0;
            const x2 = h3.borderDoneWithNeighborZ[i4] !== r2.canonical.z;
            if (r2.canonical.z === h3.canonical.z) {
              for (let o3 = 0; o3 < n3.length; o3++) {
                const a3 = r2.featuresOnBorder[n3[o3]], s3 = a3.borders[t3];
                let l3;
                for (; v2 < _3.length && (l3 = h3.featuresOnBorder[_3[v2]], !(l3.borders[i4][1] > s3[0] + 3)); )
                  x2 && h3.encodeCentroid(void 0, l3, false), v2++;
                if (l3 && v2 < _3.length) {
                  const o4 = v2;
                  let n4 = 0;
                  for (; !(l3.borders[i4][0] > s3[1] - 3) && (n4++, ++v2 !== _3.length); )
                    l3 = h3.featuresOnBorder[_3[v2]];
                  if (l3 = h3.featuresOnBorder[_3[o4]], a3.intersectsCount() > 1 || l3.intersectsCount() > 1 || 1 !== n4) {
                    1 !== n4 && (v2 = o4), r2.encodeCentroid(void 0, a3, false), x2 && h3.encodeCentroid(void 0, l3, false);
                    continue;
                  }
                  const c4 = u2[t3](a3, l3), p3 = t3 % 2 ? e.EXTENT - 1 : 0;
                  d2.x = g2(c4[0], Math.min(e.EXTENT - 1, c4[1]), p3, t3 < 2, c4[2]), d2.y = 0, r2.encodeCentroid(d2, a3, false), x2 && h3.encodeCentroid(d2, l3, false);
                } else
                  r2.encodeCentroid(void 0, a3, false);
              }
              r2.borderDoneWithNeighborZ[t3] = h3.canonical.z, r2.needsCentroidUpdate = true, x2 && (h3.borderDoneWithNeighborZ[i4] = r2.canonical.z, h3.needsCentroidUpdate = true);
            } else {
              for (const e2 of n3)
                r2.encodeCentroid(void 0, r2.featuresOnBorder[e2], false);
              if (x2) {
                for (const e2 of _3)
                  h3.encodeCentroid(void 0, h3.featuresOnBorder[e2], false);
                h3.borderDoneWithNeighborZ[i4] = r2.canonical.z, h3.needsCentroidUpdate = true;
              }
              r2.borderDoneWithNeighborZ[t3] = h3.canonical.z, r2.needsCentroidUpdate = true;
            }
          }
          (r2.needsCentroidUpdate || !r2.centroidVertexBuffer && 0 !== r2.centroidVertexArray.length) && r2.uploadCentroid(t2);
        }
        const ho = new e.Color(1, 0, 0, 1), _o = new e.Color(0, 1, 0, 1), uo = new e.Color(0, 0, 1, 1), po = new e.Color(1, 0, 1, 1), mo = new e.Color(0, 1, 1, 1);
        function fo(e2, t2, i3, o2) {
          vo(e2, 0, t2 + i3 / 2, e2.transform.width, i3, o2);
        }
        function go(e2, t2, i3, o2) {
          vo(e2, t2 - i3 / 2, 0, i3, e2.transform.height, o2);
        }
        function vo(t2, i3, o2, r2, n2, a2) {
          const s2 = t2.context, l2 = s2.gl;
          l2.enable(l2.SCISSOR_TEST), l2.scissor(i3 * e.exported.devicePixelRatio, o2 * e.exported.devicePixelRatio, r2 * e.exported.devicePixelRatio, n2 * e.exported.devicePixelRatio), s2.clear({ color: a2 }), l2.disable(l2.SCISSOR_TEST);
        }
        function xo(t2, i3, o2) {
          const r2 = t2.context, n2 = r2.gl, a2 = "globe" === t2.transform.projection.name, s2 = o2.projMatrix, l2 = t2.useProgram("debug", null, a2 ? ["PROJECTION_GLOBE_VIEW"] : null), c2 = i3.getTileByID(o2.key);
          t2.terrain && t2.terrain.setupElevationDraw(c2, l2);
          const h2 = e.DepthMode.disabled, _2 = e.StencilMode.disabled, u2 = t2.colorModeForRenderPass(), d2 = "$debug";
          r2.activeTexture.set(n2.TEXTURE0), t2.emptyTexture.bind(n2.LINEAR, n2.CLAMP_TO_EDGE), a2 ? c2._makeGlobeTileDebugBuffers(t2.context, t2.transform.projection) : c2._makeDebugTileBoundsBuffers(t2.context, t2.transform.projection);
          const p2 = c2._tileDebugBuffer || t2.debugBuffer, m2 = c2._tileDebugIndexBuffer || t2.debugIndexBuffer, f2 = c2._tileDebugSegments || t2.debugSegments;
          l2.draw(r2, n2.LINE_STRIP, h2, _2, u2, e.CullFaceMode.disabled, Oi(s2, e.Color.red), d2, p2, m2, f2, null, null, null, c2._globeTileDebugBorderBuffer);
          const g2 = c2.latestRawTileData, v2 = Math.floor((g2 && g2.byteLength || 0) / 1024), x2 = i3.getTile(o2).tileSize, y2 = 512 / Math.min(x2, 512) * (o2.overscaledZ / t2.transform.zoom) * 0.5;
          let b2 = o2.canonical.toString();
          o2.overscaledZ !== o2.canonical.z && (b2 += ` => ${o2.overscaledZ}`), function(e2, t3) {
            e2.initDebugOverlayCanvas();
            const i4 = e2.debugOverlayCanvas, o3 = e2.context.gl, r3 = e2.debugOverlayCanvas.getContext("2d");
            r3.clearRect(0, 0, i4.width, i4.height), r3.shadowColor = "white", r3.shadowBlur = 2, r3.lineWidth = 1.5, r3.strokeStyle = "white", r3.textBaseline = "top", r3.font = "bold 36px Open Sans, sans-serif", r3.fillText(t3, 5, 5), r3.strokeText(t3, 5, 5), e2.debugOverlayTexture.update(i4), e2.debugOverlayTexture.bind(o3.LINEAR, o3.CLAMP_TO_EDGE);
          }(t2, `${b2} ${v2}kb`);
          const w2 = c2._tileDebugTextBuffer || t2.debugBuffer, T2 = c2._tileDebugTextIndexBuffer || t2.quadTriangleIndexBuffer, E2 = c2._tileDebugTextSegments || t2.debugSegments;
          l2.draw(r2, n2.TRIANGLES, h2, _2, e.ColorMode.alphaBlended, e.CullFaceMode.disabled, Oi(s2, e.Color.transparent, y2), d2, w2, T2, E2, null, null, null, c2._globeTileDebugTextBuffer);
        }
        const yo = e.createLayout([{ name: "a_pos_3f", components: 3, type: "Float32" }]), { members: bo } = yo;
        function wo(e2, t2, i3, o2) {
          e2.emplaceBack(t2, i3, o2);
        }
        class To {
          constructor(t2) {
            this.vertexArray = new e.StructArrayLayout3f12(), this.indices = new e.StructArrayLayout3ui6(), wo(this.vertexArray, -1, -1, 1), wo(this.vertexArray, 1, -1, 1), wo(this.vertexArray, -1, 1, 1), wo(this.vertexArray, 1, 1, 1), wo(this.vertexArray, -1, -1, -1), wo(this.vertexArray, 1, -1, -1), wo(this.vertexArray, -1, 1, -1), wo(this.vertexArray, 1, 1, -1), this.indices.emplaceBack(5, 1, 3), this.indices.emplaceBack(3, 7, 5), this.indices.emplaceBack(6, 2, 0), this.indices.emplaceBack(0, 4, 6), this.indices.emplaceBack(2, 6, 7), this.indices.emplaceBack(7, 3, 2), this.indices.emplaceBack(5, 4, 0), this.indices.emplaceBack(0, 1, 5), this.indices.emplaceBack(0, 2, 3), this.indices.emplaceBack(3, 1, 0), this.indices.emplaceBack(7, 6, 4), this.indices.emplaceBack(4, 5, 7), this.vertexBuffer = t2.createVertexBuffer(this.vertexArray, bo), this.indexBuffer = t2.createIndexBuffer(this.indices), this.segment = e.SegmentVector.simpleSegment(0, 0, 36, 12);
          }
        }
        function Eo(t2, i3, o2, r2, n2, a2) {
          const s2 = t2.gl, l2 = i3.paint.get("sky-atmosphere-color"), c2 = i3.paint.get("sky-atmosphere-halo-color"), h2 = i3.paint.get("sky-atmosphere-sun-intensity"), _2 = ((e2, t3, i4, o3, r3) => ({ u_matrix_3f: e2, u_sun_direction: t3, u_sun_intensity: i4, u_color_tint_r: [o3.r, o3.g, o3.b, o3.a], u_color_tint_m: [r3.r, r3.g, r3.b, r3.a], u_luminance: 5e-5 }))(e.fromMat4(e.create$1(), r2), n2, h2, l2, c2);
          s2.framebufferTexture2D(s2.FRAMEBUFFER, s2.COLOR_ATTACHMENT0, s2.TEXTURE_CUBE_MAP_POSITIVE_X + a2, i3.skyboxTexture, 0), o2.draw(t2, s2.TRIANGLES, e.DepthMode.disabled, e.StencilMode.disabled, e.ColorMode.unblended, e.CullFaceMode.frontCW, _2, "skyboxCapture", i3.skyboxGeometry.vertexBuffer, i3.skyboxGeometry.indexBuffer, i3.skyboxGeometry.segment);
        }
        function Co(t2, i3) {
          return e.transformMat4(t2, t2, i3);
        }
        const Io = { symbol: function(t2, i3, o2, r2, n2) {
          if ("translucent" !== t2.renderPass)
            return;
          const a2 = e.StencilMode.disabled, s2 = t2.colorModeForRenderPass();
          o2.layout.get("text-variable-anchor") && function(t3, i4, o3, r3, n3, a3, s3) {
            const l2 = i4.transform, c2 = "map" === n3, h2 = "map" === a3;
            for (const n4 of t3) {
              const t4 = r3.getTile(n4), a4 = t4.getBucket(o3);
              if (!a4 || a4.projection !== l2.projection.name || !a4.text || !a4.text.segments.get().length)
                continue;
              const _2 = e.evaluateSizeForZoom(a4.textSizeData, l2.zoom), u2 = i4.transform.calculatePixelsToTileUnitsMatrix(t4), d2 = Qe(n4.projMatrix, t4.tileID.canonical, h2, c2, i4.transform, u2), p2 = "none" !== o3.layout.get("icon-text-fit") && a4.hasIconData();
              if (_2) {
                const i5 = Math.pow(2, l2.zoom - t4.tileID.overscaledZ);
                oo(a4, c2, h2, s3, e.symbolSize, l2, d2, n4, i5, _2, p2, l2.projection);
              }
            }
          }(r2, t2, o2, i3, o2.layout.get("text-rotation-alignment"), o2.layout.get("text-pitch-alignment"), n2), 0 !== o2.paint.get("icon-opacity").constantOr(1) && no(t2, i3, o2, r2, false, o2.paint.get("icon-translate"), o2.paint.get("icon-translate-anchor"), o2.layout.get("icon-rotation-alignment"), o2.layout.get("icon-pitch-alignment"), o2.layout.get("icon-keep-upright"), a2, s2), 0 !== o2.paint.get("text-opacity").constantOr(1) && no(t2, i3, o2, r2, true, o2.paint.get("text-translate"), o2.paint.get("text-translate-anchor"), o2.layout.get("text-rotation-alignment"), o2.layout.get("text-pitch-alignment"), o2.layout.get("text-keep-upright"), a2, s2), i3.map.showCollisionBoxes && (eo(t2, i3, o2, r2, o2.paint.get("text-translate"), o2.paint.get("text-translate-anchor"), true), eo(t2, i3, o2, r2, o2.paint.get("icon-translate"), o2.paint.get("icon-translate-anchor"), false));
        }, circle: function(t2, i3, o2, r2) {
          if ("translucent" !== t2.renderPass)
            return;
          const n2 = o2.paint.get("circle-opacity"), a2 = o2.paint.get("circle-stroke-width"), s2 = o2.paint.get("circle-stroke-opacity"), l2 = void 0 !== o2.layout.get("circle-sort-key").constantOr(1);
          if (0 === n2.constantOr(1) && (0 === a2.constantOr(1) || 0 === s2.constantOr(1)))
            return;
          const c2 = t2.context, h2 = c2.gl, _2 = t2.transform, u2 = t2.depthModeForSublayer(0, e.DepthMode.ReadOnly), d2 = e.StencilMode.disabled, p2 = t2.colorModeForRenderPass(), m2 = "globe" === _2.projection.name, f2 = [e.mercatorXfromLng(_2.center.lng), e.mercatorYfromLat(_2.center.lat)], g2 = [];
          for (let n3 = 0; n3 < r2.length; n3++) {
            const a3 = r2[n3], s3 = i3.getTile(a3), c3 = s3.getBucket(o2);
            if (!c3)
              continue;
            const h3 = c3.programConfigurations.get(o2.id), u3 = Ri(o2);
            m2 && u3.push("PROJECTION_GLOBE_VIEW");
            const d3 = t2.useProgram("circle", h3, u3), p3 = c3.layoutVertexBuffer, v3 = c3.globeExtVertexBuffer, x2 = c3.indexBuffer, y2 = _2.projection.createInversionMatrix(_2, a3.canonical), b2 = { programConfiguration: h3, program: d3, layoutVertexBuffer: p3, globeExtVertexBuffer: v3, indexBuffer: x2, uniformValues: Li(t2, a3, s3, y2, f2, o2), tile: s3 };
            if (l2) {
              const t3 = c3.segments.get();
              for (const i4 of t3)
                g2.push({ segments: new e.SegmentVector([i4]), sortKey: i4.sortKey, state: b2 });
            } else
              g2.push({ segments: c3.segments, sortKey: 0, state: b2 });
          }
          l2 && g2.sort((e2, t3) => e2.sortKey - t3.sortKey);
          const v2 = { useDepthForOcclusion: !m2 };
          for (const i4 of g2) {
            const { programConfiguration: r3, program: n3, layoutVertexBuffer: a3, globeExtVertexBuffer: s3, indexBuffer: l3, uniformValues: f3, tile: g3 } = i4.state, x2 = i4.segments;
            t2.terrain && t2.terrain.setupElevationDraw(g3, n3, v2), t2.prepareDrawProgram(c2, n3, g3.tileID.toUnwrapped()), n3.draw(c2, h2.TRIANGLES, u2, d2, p2, e.CullFaceMode.disabled, f3, o2.id, a3, l3, x2, o2.paint, _2.zoom, r3, m2 ? s3 : null);
          }
        }, heatmap: function(t2, i3, o2, r2) {
          if (0 !== o2.paint.get("heatmap-opacity"))
            if ("offscreen" === t2.renderPass) {
              const n2 = t2.context, a2 = n2.gl, s2 = e.StencilMode.disabled, l2 = new e.ColorMode([a2.ONE, a2.ONE], e.Color.transparent, [true, true, true, true]);
              !function(e2, t3, i4) {
                const o3 = e2.gl;
                e2.activeTexture.set(o3.TEXTURE1), e2.viewport.set([0, 0, t3.width / 4, t3.height / 4]);
                let r3 = i4.heatmapFbo;
                if (r3)
                  o3.bindTexture(o3.TEXTURE_2D, r3.colorAttachment.get()), e2.bindFramebuffer.set(r3.framebuffer);
                else {
                  const n3 = o3.createTexture();
                  o3.bindTexture(o3.TEXTURE_2D, n3), o3.texParameteri(o3.TEXTURE_2D, o3.TEXTURE_WRAP_S, o3.CLAMP_TO_EDGE), o3.texParameteri(o3.TEXTURE_2D, o3.TEXTURE_WRAP_T, o3.CLAMP_TO_EDGE), o3.texParameteri(o3.TEXTURE_2D, o3.TEXTURE_MIN_FILTER, o3.LINEAR), o3.texParameteri(o3.TEXTURE_2D, o3.TEXTURE_MAG_FILTER, o3.LINEAR), r3 = i4.heatmapFbo = e2.createFramebuffer(t3.width / 4, t3.height / 4, false), function(e3, t4, i5, o4) {
                    const r4 = e3.gl;
                    r4.texImage2D(r4.TEXTURE_2D, 0, r4.RGBA, t4.width / 4, t4.height / 4, 0, r4.RGBA, e3.extRenderToTextureHalfFloat ? e3.extTextureHalfFloat.HALF_FLOAT_OES : r4.UNSIGNED_BYTE, null), o4.colorAttachment.set(i5);
                  }(e2, t3, n3, r3);
                }
              }(n2, t2, o2), n2.clear({ color: e.Color.transparent });
              const c2 = t2.transform, h2 = "globe" === c2.projection.name, _2 = h2 ? ["PROJECTION_GLOBE_VIEW"] : null, u2 = [e.mercatorXfromLng(c2.center.lng), e.mercatorYfromLat(c2.center.lat)];
              for (let d2 = 0; d2 < r2.length; d2++) {
                const p2 = r2[d2];
                if (i3.hasRenderableParent(p2))
                  continue;
                const m2 = i3.getTile(p2), f2 = m2.getBucket(o2);
                if (!f2)
                  continue;
                const g2 = f2.programConfigurations.get(o2.id), v2 = t2.useProgram("heatmap", g2, _2), { zoom: x2 } = t2.transform;
                t2.terrain && t2.terrain.setupElevationDraw(m2, v2), t2.prepareDrawProgram(n2, v2, p2.toUnwrapped());
                const y2 = c2.projection.createInversionMatrix(c2, p2.canonical);
                v2.draw(n2, a2.TRIANGLES, e.DepthMode.disabled, s2, l2, e.CullFaceMode.disabled, Fi(t2, p2, m2, y2, u2, x2, o2.paint.get("heatmap-intensity")), o2.id, f2.layoutVertexBuffer, f2.indexBuffer, f2.segments, o2.paint, t2.transform.zoom, g2, h2 ? f2.globeExtVertexBuffer : null);
              }
              n2.viewport.set([0, 0, t2.width, t2.height]);
            } else
              "translucent" === t2.renderPass && (t2.context.setColorMode(t2.colorModeForRenderPass()), function(t3, i4) {
                const o3 = t3.context, r3 = o3.gl, n2 = i4.heatmapFbo;
                if (!n2)
                  return;
                o3.activeTexture.set(r3.TEXTURE0), r3.bindTexture(r3.TEXTURE_2D, n2.colorAttachment.get()), o3.activeTexture.set(r3.TEXTURE1);
                let a2 = i4.colorRampTexture;
                a2 || (a2 = i4.colorRampTexture = new e.Texture(o3, i4.colorRamp, r3.RGBA)), a2.bind(r3.LINEAR, r3.CLAMP_TO_EDGE), t3.useProgram("heatmapTexture").draw(o3, r3.TRIANGLES, e.DepthMode.disabled, e.StencilMode.disabled, t3.colorModeForRenderPass(), e.CullFaceMode.disabled, ((e2, t4, i5, o4) => ({ u_image: 0, u_color_ramp: 1, u_opacity: t4.paint.get("heatmap-opacity") }))(0, i4), i4.id, t3.viewportBuffer, t3.quadTriangleIndexBuffer, t3.viewportSegments, i4.paint, t3.transform.zoom);
              }(t2, o2));
        }, line: function(t2, i3, o2, r2) {
          if ("translucent" !== t2.renderPass)
            return;
          const n2 = o2.paint.get("line-opacity"), a2 = o2.paint.get("line-width");
          if (0 === n2.constantOr(1) || 0 === a2.constantOr(1))
            return;
          const s2 = t2.depthModeForSublayer(0, e.DepthMode.ReadOnly), l2 = t2.colorModeForRenderPass(), c2 = t2.terrain && t2.terrain.renderingToTexture ? 1 : e.exported.devicePixelRatio, h2 = o2.paint.get("line-dasharray"), _2 = h2.constantOr(1), u2 = o2.layout.get("line-cap"), d2 = o2.paint.get("line-pattern"), p2 = d2.constantOr(1), m2 = o2.paint.get("line-gradient"), f2 = o2.getCrossfadeParameters(), g2 = p2 ? "linePattern" : "line", v2 = t2.context, x2 = v2.gl, y2 = ((e2) => {
            const t3 = [];
            Zi(e2) && t3.push("RENDER_LINE_DASH"), e2.paint.get("line-gradient") && t3.push("RENDER_LINE_GRADIENT");
            const i4 = e2.paint.get("line-pattern").constantOr(1), o3 = 1 !== e2.paint.get("line-opacity").constantOr(1);
            return !i4 && o3 && t3.push("RENDER_LINE_ALPHA_DISCARD"), t3;
          })(o2);
          let b2 = y2.includes("RENDER_LINE_ALPHA_DISCARD");
          t2.terrain && t2.terrain.clipOrMaskOverlapStencilType() && (b2 = false);
          for (const n3 of r2) {
            const r3 = i3.getTile(n3);
            if (p2 && !r3.patternsLoaded())
              continue;
            const a3 = r3.getBucket(o2);
            if (!a3)
              continue;
            t2.prepareDrawTile();
            const w2 = a3.programConfigurations.get(o2.id), T2 = t2.useProgram(g2, w2, y2), E2 = d2.constantOr(null);
            if (E2 && r3.imageAtlas) {
              const e2 = r3.imageAtlas, t3 = e2.patternPositions[E2.to.toString()], i4 = e2.patternPositions[E2.from.toString()];
              t3 && i4 && w2.setConstantPatternPositions(t3, i4);
            }
            const C2 = h2.constantOr(null), I2 = u2.constantOr(null);
            if (!p2 && C2 && I2 && r3.lineAtlas) {
              const e2 = r3.lineAtlas, t3 = e2.getDash(C2.to, I2), i4 = e2.getDash(C2.from, I2);
              t3 && i4 && w2.setConstantPatternPositions(t3, i4);
            }
            const M2 = t2.terrain ? n3.projMatrix : null, S2 = p2 ? Ni(t2, r3, o2, f2, M2, c2) : Ui(t2, r3, o2, f2, M2, a3.lineClipsArray.length, c2);
            if (m2) {
              const r4 = a3.gradients[o2.id];
              let s3 = r4.texture;
              if (o2.gradientVersion !== r4.version) {
                let l3 = 256;
                if (o2.stepInterpolant) {
                  const o3 = i3.getSource().maxzoom, r5 = n3.canonical.z === o3 ? Math.ceil(1 << t2.transform.maxZoom - n3.canonical.z) : 1;
                  l3 = e.clamp(e.nextPowerOfTwo(a3.maxLineLength / e.EXTENT * 1024 * r5), 256, v2.maxTextureSize);
                }
                r4.gradient = e.renderColorRamp({ expression: o2.gradientExpression(), evaluationKey: "lineProgress", resolution: l3, image: r4.gradient || void 0, clips: a3.lineClipsArray }), r4.texture ? r4.texture.update(r4.gradient) : r4.texture = new e.Texture(v2, r4.gradient, x2.RGBA), r4.version = o2.gradientVersion, s3 = r4.texture;
              }
              v2.activeTexture.set(x2.TEXTURE1), s3.bind(o2.stepInterpolant ? x2.NEAREST : x2.LINEAR, x2.CLAMP_TO_EDGE);
            }
            _2 && (v2.activeTexture.set(x2.TEXTURE0), r3.lineAtlasTexture.bind(x2.LINEAR, x2.REPEAT), w2.updatePaintBuffers(f2)), p2 && (v2.activeTexture.set(x2.TEXTURE0), r3.imageAtlasTexture.bind(x2.LINEAR, x2.CLAMP_TO_EDGE), w2.updatePaintBuffers(f2)), t2.prepareDrawProgram(v2, T2, n3.toUnwrapped());
            const z2 = (i4) => {
              T2.draw(v2, x2.TRIANGLES, s2, i4, l2, e.CullFaceMode.disabled, S2, o2.id, a3.layoutVertexBuffer, a3.indexBuffer, a3.segments, o2.paint, t2.transform.zoom, w2, a3.layoutVertexBuffer2);
            };
            if (b2) {
              const i4 = t2.stencilModeForClipping(n3).ref;
              0 === i4 && t2.terrain && v2.clear({ stencil: 0 });
              const o3 = { func: x2.EQUAL, mask: 255 };
              S2.u_alpha_discard_threshold = 0.8, z2(new e.StencilMode(o3, i4, 255, x2.KEEP, x2.KEEP, x2.INVERT)), S2.u_alpha_discard_threshold = 0, z2(new e.StencilMode(o3, i4, 255, x2.KEEP, x2.KEEP, x2.KEEP));
            } else
              z2(t2.stencilModeForClipping(n3));
          }
          b2 && (t2.resetStencilClippingMasks(), t2.terrain && v2.clear({ stencil: 0 }));
        }, fill: function(t2, i3, o2, r2) {
          const n2 = o2.paint.get("fill-color"), a2 = o2.paint.get("fill-opacity");
          if (0 === a2.constantOr(1))
            return;
          const s2 = t2.colorModeForRenderPass(), l2 = o2.paint.get("fill-pattern"), c2 = t2.opaquePassEnabledForLayer() && !l2.constantOr(1) && 1 === n2.constantOr(e.Color.transparent).a && 1 === a2.constantOr(0) ? "opaque" : "translucent";
          if (t2.renderPass === c2) {
            const n3 = t2.depthModeForSublayer(1, "opaque" === t2.renderPass ? e.DepthMode.ReadWrite : e.DepthMode.ReadOnly);
            so(t2, i3, o2, r2, n3, s2, false);
          }
          if ("translucent" === t2.renderPass && o2.paint.get("fill-antialias")) {
            const n3 = t2.depthModeForSublayer(o2.getPaintProperty("fill-outline-color") ? 2 : 0, e.DepthMode.ReadOnly);
            so(t2, i3, o2, r2, n3, s2, true);
          }
        }, "fill-extrusion": function(t2, i3, o2, r2) {
          const n2 = o2.paint.get("fill-extrusion-opacity");
          if (0 !== n2 && "translucent" === t2.renderPass) {
            const a2 = new e.DepthMode(t2.context.gl.LEQUAL, e.DepthMode.ReadWrite, t2.depthRangeFor3D);
            if (1 !== n2 || o2.paint.get("fill-extrusion-pattern").constantOr(1))
              lo(t2, i3, o2, r2, a2, e.StencilMode.disabled, e.ColorMode.disabled), lo(t2, i3, o2, r2, a2, t2.stencilModeFor3D(), t2.colorModeForRenderPass()), t2.resetStencilClippingMasks();
            else {
              const n3 = t2.colorModeForRenderPass();
              lo(t2, i3, o2, r2, a2, e.StencilMode.disabled, n3);
            }
          }
        }, hillshade: function(t2, i3, o2, r2) {
          if ("offscreen" !== t2.renderPass && "translucent" !== t2.renderPass)
            return;
          const n2 = t2.context, a2 = t2.depthModeForSublayer(0, e.DepthMode.ReadOnly), s2 = t2.colorModeForRenderPass(), l2 = t2.terrain && t2.terrain.renderingToTexture, [c2, h2] = "translucent" !== t2.renderPass || l2 ? [{}, r2] : t2.stencilConfigForOverlap(r2);
          for (const r3 of h2) {
            const n3 = i3.getTile(r3);
            if (n3.needsHillshadePrepare && "offscreen" === t2.renderPass)
              si(t2, n3, o2, a2, e.StencilMode.disabled, s2);
            else if ("translucent" === t2.renderPass) {
              const e2 = l2 && t2.terrain ? t2.terrain.stencilModeForRTTOverlap(r3) : c2[r3.overscaledZ];
              ni(t2, r3, n3, o2, a2, e2, s2);
            }
          }
          n2.viewport.set([0, 0, t2.width, t2.height]), t2.resetStencilClippingMasks();
        }, raster: function(t2, i3, o2, r2, n2, a2) {
          if ("translucent" !== t2.renderPass)
            return;
          if (0 === o2.paint.get("raster-opacity"))
            return;
          if (!r2.length)
            return;
          const s2 = t2.context, l2 = s2.gl, c2 = i3.getSource(), h2 = t2.useProgram("raster"), _2 = t2.colorModeForRenderPass(), u2 = t2.terrain && t2.terrain.renderingToTexture, [d2, p2] = c2 instanceof Se || u2 ? [{}, r2] : t2.stencilConfigForOverlap(r2), m2 = p2[p2.length - 1].overscaledZ, f2 = !t2.options.moving;
          for (const r3 of p2) {
            const n3 = u2 ? e.DepthMode.disabled : t2.depthModeForSublayer(r3.overscaledZ - m2, 1 === o2.paint.get("raster-opacity") ? e.DepthMode.ReadWrite : e.DepthMode.ReadOnly, l2.LESS), p3 = r3.toUnwrapped(), g2 = i3.getTile(r3);
            if (u2 && (!g2 || !g2.hasData()))
              continue;
            const v2 = u2 ? r3.projMatrix : t2.transform.calculateProjMatrix(p3, f2), x2 = t2.terrain && u2 ? t2.terrain.stencilModeForRTTOverlap(r3) : d2[r3.overscaledZ], y2 = a2 ? 0 : o2.paint.get("raster-fade-duration");
            g2.registerFadeDuration(y2);
            const b2 = i3.findLoadedParent(r3, 0), w2 = fi(g2, b2, i3, t2.transform, y2);
            let T2, E2;
            t2.terrain && t2.terrain.prepareDrawTile();
            const C2 = "nearest" === o2.paint.get("raster-resampling") ? l2.NEAREST : l2.LINEAR;
            s2.activeTexture.set(l2.TEXTURE0), g2.texture.bind(C2, l2.CLAMP_TO_EDGE), s2.activeTexture.set(l2.TEXTURE1), b2 ? (b2.texture.bind(C2, l2.CLAMP_TO_EDGE), T2 = Math.pow(2, b2.tileID.overscaledZ - g2.tileID.overscaledZ), E2 = [g2.tileID.canonical.x * T2 % 1, g2.tileID.canonical.y * T2 % 1]) : g2.texture.bind(C2, l2.CLAMP_TO_EDGE);
            const I2 = Vi(v2, E2 || [0, 0], T2 || 1, w2, o2, c2 instanceof Se ? c2.perspectiveTransform : [0, 0]);
            if (t2.prepareDrawProgram(s2, h2, p3), c2 instanceof Se)
              c2.boundsBuffer && c2.boundsSegments && h2.draw(s2, l2.TRIANGLES, n3, e.StencilMode.disabled, _2, e.CullFaceMode.disabled, I2, o2.id, c2.boundsBuffer, t2.quadTriangleIndexBuffer, c2.boundsSegments);
            else {
              const { tileBoundsBuffer: i4, tileBoundsIndexBuffer: r4, tileBoundsSegments: a3 } = t2.getTileBoundsBuffers(g2);
              h2.draw(s2, l2.TRIANGLES, n3, x2, _2, e.CullFaceMode.disabled, I2, o2.id, i4, r4, a3);
            }
          }
          t2.resetStencilClippingMasks();
        }, background: function(t2, i3, o2, r2) {
          const n2 = o2.paint.get("background-color"), a2 = o2.paint.get("background-opacity");
          if (0 === a2)
            return;
          const s2 = t2.context, l2 = s2.gl, c2 = t2.transform, h2 = c2.tileSize, _2 = o2.paint.get("background-pattern");
          if (t2.isPatternMissing(_2))
            return;
          const u2 = !_2 && 1 === n2.a && 1 === a2 && t2.opaquePassEnabledForLayer() ? "opaque" : "translucent";
          if (t2.renderPass !== u2)
            return;
          const d2 = e.StencilMode.disabled, p2 = t2.depthModeForSublayer(0, "opaque" === u2 ? e.DepthMode.ReadWrite : e.DepthMode.ReadOnly), m2 = t2.colorModeForRenderPass(), f2 = t2.useProgram(_2 ? "backgroundPattern" : "background");
          let g2, v2 = r2;
          v2 || (g2 = t2.getBackgroundTiles(), v2 = Object.values(g2).map((e2) => e2.tileID)), _2 && (s2.activeTexture.set(l2.TEXTURE0), t2.imageManager.bind(t2.context));
          const x2 = o2.getCrossfadeParameters();
          for (const u3 of v2) {
            const v3 = u3.toUnwrapped(), y2 = r2 ? u3.projMatrix : t2.transform.calculateProjMatrix(v3);
            t2.prepareDrawTile();
            const b2 = i3 ? i3.getTile(u3) : g2 ? g2[u3.key] : new e.Tile(u3, h2, c2.zoom, t2), w2 = _2 ? Yi(y2, a2, t2, _2, { tileID: u3, tileSize: h2 }, x2) : Ki(y2, a2, n2);
            t2.prepareDrawProgram(s2, f2, v3);
            const { tileBoundsBuffer: T2, tileBoundsIndexBuffer: E2, tileBoundsSegments: C2 } = t2.getTileBoundsBuffers(b2);
            f2.draw(s2, l2.TRIANGLES, p2, d2, m2, e.CullFaceMode.disabled, w2, o2.id, T2, E2, C2);
          }
        }, sky: function(t2, i3, o2) {
          const r2 = t2.transform, n2 = "mercator" === r2.projection.name || "globe" === r2.projection.name ? 1 : e.smoothstep(7, 8, r2.zoom), a2 = o2.paint.get("sky-opacity") * n2;
          if (0 === a2)
            return;
          const s2 = t2.context, l2 = o2.paint.get("sky-type"), c2 = new e.DepthMode(s2.gl.LEQUAL, e.DepthMode.ReadOnly, [0, 1]), h2 = t2.frameCounter / 1e3 % 1;
          "atmosphere" === l2 ? "offscreen" === t2.renderPass ? o2.needsSkyboxCapture(t2) && (function(t3, i4, o3, r3) {
            const n3 = t3.context, a3 = n3.gl;
            let s3 = i4.skyboxFbo;
            if (!s3) {
              s3 = i4.skyboxFbo = n3.createFramebuffer(32, 32, false), i4.skyboxGeometry = new To(n3), i4.skyboxTexture = n3.gl.createTexture(), a3.bindTexture(a3.TEXTURE_CUBE_MAP, i4.skyboxTexture), a3.texParameteri(a3.TEXTURE_CUBE_MAP, a3.TEXTURE_WRAP_S, a3.CLAMP_TO_EDGE), a3.texParameteri(a3.TEXTURE_CUBE_MAP, a3.TEXTURE_WRAP_T, a3.CLAMP_TO_EDGE), a3.texParameteri(a3.TEXTURE_CUBE_MAP, a3.TEXTURE_MIN_FILTER, a3.LINEAR), a3.texParameteri(a3.TEXTURE_CUBE_MAP, a3.TEXTURE_MAG_FILTER, a3.LINEAR);
              for (let e2 = 0; e2 < 6; ++e2)
                a3.texImage2D(a3.TEXTURE_CUBE_MAP_POSITIVE_X + e2, 0, a3.RGBA, 32, 32, 0, a3.RGBA, a3.UNSIGNED_BYTE, null);
            }
            n3.bindFramebuffer.set(s3.framebuffer), n3.viewport.set([0, 0, 32, 32]);
            const l3 = i4.getCenter(t3, true), c3 = t3.useProgram("skyboxCapture"), h3 = new Float64Array(16);
            e.identity(h3), e.rotateY(h3, h3, 0.5 * -Math.PI), Eo(n3, i4, c3, h3, l3, 0), e.identity(h3), e.rotateY(h3, h3, 0.5 * Math.PI), Eo(n3, i4, c3, h3, l3, 1), e.identity(h3), e.rotateX(h3, h3, 0.5 * -Math.PI), Eo(n3, i4, c3, h3, l3, 2), e.identity(h3), e.rotateX(h3, h3, 0.5 * Math.PI), Eo(n3, i4, c3, h3, l3, 3), e.identity(h3), Eo(n3, i4, c3, h3, l3, 4), e.identity(h3), e.rotateY(h3, h3, Math.PI), Eo(n3, i4, c3, h3, l3, 5), n3.viewport.set([0, 0, t3.width, t3.height]);
          }(t2, o2), o2.markSkyboxValid(t2)) : "sky" === t2.renderPass && function(t3, i4, o3, r3, n3) {
            const a3 = t3.context, s3 = a3.gl, l3 = t3.transform, c3 = t3.useProgram("skybox");
            a3.activeTexture.set(s3.TEXTURE0), s3.bindTexture(s3.TEXTURE_CUBE_MAP, i4.skyboxTexture);
            const h3 = ((e2, t4, i5, o4, r4) => ({ u_matrix: e2, u_sun_direction: t4, u_cubemap: 0, u_opacity: o4, u_temporal_offset: r4 }))(l3.skyboxMatrix, i4.getCenter(t3, false), 0, r3, n3);
            t3.prepareDrawProgram(a3, c3), c3.draw(a3, s3.TRIANGLES, o3, e.StencilMode.disabled, t3.colorModeForRenderPass(), e.CullFaceMode.backCW, h3, "skybox", i4.skyboxGeometry.vertexBuffer, i4.skyboxGeometry.indexBuffer, i4.skyboxGeometry.segment);
          }(t2, o2, c2, a2, h2) : "gradient" === l2 && "sky" === t2.renderPass && function(t3, i4, o3, r3, n3) {
            const a3 = t3.context, s3 = a3.gl, l3 = t3.transform, c3 = t3.useProgram("skyboxGradient");
            i4.skyboxGeometry || (i4.skyboxGeometry = new To(a3)), a3.activeTexture.set(s3.TEXTURE0);
            let h3 = i4.colorRampTexture;
            h3 || (h3 = i4.colorRampTexture = new e.Texture(a3, i4.colorRamp, s3.RGBA)), h3.bind(s3.LINEAR, s3.CLAMP_TO_EDGE);
            const _2 = ((t4, i5, o4, r4, n4) => ({ u_matrix: t4, u_color_ramp: 0, u_center_direction: i5, u_radius: e.degToRad(o4), u_opacity: r4, u_temporal_offset: n4 }))(l3.skyboxMatrix, i4.getCenter(t3, false), i4.paint.get("sky-gradient-radius"), r3, n3);
            t3.prepareDrawProgram(a3, c3), c3.draw(a3, s3.TRIANGLES, o3, e.StencilMode.disabled, t3.colorModeForRenderPass(), e.CullFaceMode.backCW, _2, "skyboxGradient", i4.skyboxGeometry.vertexBuffer, i4.skyboxGeometry.indexBuffer, i4.skyboxGeometry.segment);
          }(t2, o2, c2, a2, h2);
        }, debug: function(e2, t2, i3) {
          for (let o2 = 0; o2 < i3.length; o2++)
            xo(e2, t2, i3[o2]);
        }, custom: function(t2, i3, o2) {
          const r2 = t2.context, n2 = o2.implementation;
          if (t2.transform.projection.unsupportedLayers && t2.transform.projection.unsupportedLayers.includes("custom"))
            e.warnOnce("Custom layers are not yet supported with non-mercator projections. Use mercator to enable custom layers.");
          else if ("offscreen" === t2.renderPass) {
            const e2 = n2.prerender;
            e2 && (t2.setCustomLayerDefaults(), r2.setColorMode(t2.colorModeForRenderPass()), e2.call(n2, r2.gl, t2.transform.customLayerMatrix()), r2.setDirty(), t2.setBaseState());
          } else if ("translucent" === t2.renderPass) {
            t2.setCustomLayerDefaults(), r2.setColorMode(t2.colorModeForRenderPass()), r2.setStencilMode(e.StencilMode.disabled);
            const i4 = "3d" === n2.renderingMode ? new e.DepthMode(t2.context.gl.LEQUAL, e.DepthMode.ReadWrite, t2.depthRangeFor3D) : t2.depthModeForSublayer(0, e.DepthMode.ReadOnly);
            r2.setDepthMode(i4), n2.render(r2.gl, t2.transform.customLayerMatrix()), r2.setDirty(), t2.setBaseState(), r2.bindFramebuffer.set(null);
          }
        } };
        class Mo {
          constructor(t2, i3) {
            this.context = new Ee(t2), this.transform = i3, this._tileTextures = {}, this.frameCopies = [], this.loadTimeStamps = [], this.setup(), this.numSublayers = e.SourceCache.maxUnderzooming + e.SourceCache.maxOverzooming + 1, this.depthEpsilon = 1 / Math.pow(2, 16), this.crossTileSymbolIndex = new jt(), this.gpuTimers = {}, this.frameCounter = 0, this._backgroundTiles = {}, this._tileClippingMaskIDs = /* @__PURE__ */ new Map(), this._skippedStencilTileIDs = /* @__PURE__ */ new Set();
          }
          updateTerrain(e2, t2) {
            const i3 = !!e2 && !!e2.terrain && this.transform.projection.supportsTerrain;
            if (!(i3 || this._terrain && this._terrain.enabled))
              return;
            this._terrain || (this._terrain = new bi(this, e2));
            const o2 = this._terrain;
            this.transform.elevation = i3 ? o2 : null, o2.update(e2, this.transform, t2);
          }
          _updateFog(e2) {
            const t2 = e2.fog;
            if (!t2 || t2.getOpacity(this.transform.pitch) < 1 || t2.properties.get("horizon-blend") < 0.03)
              return void (this.transform.fogCullDistSq = null);
            const [i3, o2] = t2.getFovAdjustedRange(this.transform._fov);
            if (i3 > o2)
              return void (this.transform.fogCullDistSq = null);
            const r2 = i3 + 0.78 * (o2 - i3);
            this.transform.fogCullDistSq = r2 * r2;
          }
          get terrain() {
            return this.transform._terrainEnabled() && this._terrain && this._terrain.enabled ? this._terrain : null;
          }
          resize(t2, i3) {
            if (this.width = t2 * e.exported.devicePixelRatio, this.height = i3 * e.exported.devicePixelRatio, this.context.viewport.set([0, 0, this.width, this.height]), this.style)
              for (const e2 of this.style.order)
                this.style._layers[e2].resize();
          }
          setup() {
            const t2 = this.context, i3 = new e.StructArrayLayout2i4();
            i3.emplaceBack(0, 0), i3.emplaceBack(e.EXTENT, 0), i3.emplaceBack(0, e.EXTENT), i3.emplaceBack(e.EXTENT, e.EXTENT), this.tileExtentBuffer = t2.createVertexBuffer(i3, e.posAttributes.members), this.tileExtentSegments = e.SegmentVector.simpleSegment(0, 0, 4, 2);
            const o2 = new e.StructArrayLayout2i4();
            o2.emplaceBack(0, 0), o2.emplaceBack(e.EXTENT, 0), o2.emplaceBack(0, e.EXTENT), o2.emplaceBack(e.EXTENT, e.EXTENT), this.debugBuffer = t2.createVertexBuffer(o2, e.posAttributes.members), this.debugSegments = e.SegmentVector.simpleSegment(0, 0, 4, 5);
            const r2 = new e.StructArrayLayout2i4();
            r2.emplaceBack(-1, -1), r2.emplaceBack(1, -1), r2.emplaceBack(-1, 1), r2.emplaceBack(1, 1), this.viewportBuffer = t2.createVertexBuffer(r2, e.posAttributes.members), this.viewportSegments = e.SegmentVector.simpleSegment(0, 0, 4, 2);
            const n2 = new e.StructArrayLayout4i8();
            n2.emplaceBack(0, 0, 0, 0), n2.emplaceBack(e.EXTENT, 0, e.EXTENT, 0), n2.emplaceBack(0, e.EXTENT, 0, e.EXTENT), n2.emplaceBack(e.EXTENT, e.EXTENT, e.EXTENT, e.EXTENT), this.mercatorBoundsBuffer = t2.createVertexBuffer(n2, e.boundsAttributes.members), this.mercatorBoundsSegments = e.SegmentVector.simpleSegment(0, 0, 4, 2);
            const a2 = new e.StructArrayLayout3ui6();
            a2.emplaceBack(0, 1, 2), a2.emplaceBack(2, 1, 3), this.quadTriangleIndexBuffer = t2.createIndexBuffer(a2);
            const s2 = new e.StructArrayLayout1ui2();
            for (const e2 of [0, 1, 3, 2, 0])
              s2.emplaceBack(e2);
            this.debugIndexBuffer = t2.createIndexBuffer(s2), this.emptyTexture = new e.Texture(t2, new e.RGBAImage({ width: 1, height: 1 }, Uint8Array.of(0, 0, 0, 0)), t2.gl.RGBA), this.identityMat = e.create();
            const l2 = this.context.gl;
            this.stencilClearMode = new e.StencilMode({ func: l2.ALWAYS, mask: 0 }, 0, 255, l2.ZERO, l2.ZERO, l2.ZERO), this.loadTimeStamps.push(e.window.performance.now());
          }
          getMercatorTileBoundsBuffers() {
            return { tileBoundsBuffer: this.mercatorBoundsBuffer, tileBoundsIndexBuffer: this.quadTriangleIndexBuffer, tileBoundsSegments: this.mercatorBoundsSegments };
          }
          getTileBoundsBuffers(e2) {
            return e2._makeTileBoundsBuffers(this.context, this.transform.projection), e2._tileBoundsBuffer ? { tileBoundsBuffer: e2._tileBoundsBuffer, tileBoundsIndexBuffer: e2._tileBoundsIndexBuffer, tileBoundsSegments: e2._tileBoundsSegments } : this.getMercatorTileBoundsBuffers();
          }
          clearStencil() {
            const t2 = this.context, i3 = t2.gl;
            this.nextStencilID = 1, this.currentStencilSource = void 0, this._tileClippingMaskIDs.clear(), this._skippedStencilTileIDs.clear(), this.useProgram("clippingMask").draw(t2, i3.TRIANGLES, e.DepthMode.disabled, this.stencilClearMode, e.ColorMode.disabled, e.CullFaceMode.disabled, mi(this.identityMat), "$clipping", this.viewportBuffer, this.quadTriangleIndexBuffer, this.viewportSegments);
          }
          resetStencilClippingMasks() {
            this.terrain || (this.currentStencilSource = void 0, this._tileClippingMaskIDs.clear(), this._skippedStencilTileIDs.clear());
          }
          _renderTileClippingMasks(t2, i3, o2) {
            if (!i3 || this.currentStencilSource === i3.id || !t2.isTileClipped() || !o2 || 0 === o2.length)
              return;
            const r2 = [];
            let n2 = false;
            if (this._tileClippingMaskIDs && !this.terrain) {
              for (const e2 of o2)
                if (this._tileClippingMaskIDs.has(e2.key) || (n2 = true), this._skippedStencilTileIDs.has(e2.key)) {
                  if (!i3.getTile(e2).getBucket(t2))
                    continue;
                  this._skippedStencilTileIDs.delete(e2.key), r2.push(e2);
                }
              if (!n2 && 0 === r2.length)
                return;
            }
            const a2 = this.context, s2 = a2.gl;
            a2.setColorMode(e.ColorMode.disabled), a2.setDepthMode(e.DepthMode.disabled);
            const l2 = this.useProgram("clippingMask"), c2 = (t3) => {
              const o3 = i3.getTile(t3), { tileBoundsBuffer: r3, tileBoundsIndexBuffer: n3, tileBoundsSegments: c3 } = this.getTileBoundsBuffers(o3);
              l2.draw(a2, s2.TRIANGLES, e.DepthMode.disabled, new e.StencilMode({ func: s2.GREATER, mask: 255 }, this._tileClippingMaskIDs.get(t3.key) || 0, 255, s2.KEEP, s2.KEEP, s2.REPLACE), e.ColorMode.disabled, e.CullFaceMode.disabled, mi(t3.projMatrix), "$clipping", r3, n3, c3);
            };
            if (!n2 && r2.length > 0)
              for (const e2 of r2)
                c2(e2);
            else {
              (0 === this._tileClippingMaskIDs.size || this.nextStencilID + o2.length > 256) && this.clearStencil(), this._tileClippingMaskIDs.clear(), this._skippedStencilTileIDs.clear();
              for (const e2 of o2)
                this._tileClippingMaskIDs.set(e2.key, this.nextStencilID++), i3.getTile(e2).getBucket(t2) ? c2(e2) : this._skippedStencilTileIDs.add(e2.key);
            }
            0 === this._skippedStencilTileIDs.size && (this.currentStencilSource = i3.id);
          }
          stencilModeFor3D() {
            this.currentStencilSource = void 0, this.nextStencilID + 1 > 256 && this.clearStencil();
            const t2 = this.nextStencilID++, i3 = this.context.gl;
            return new e.StencilMode({ func: i3.NOTEQUAL, mask: 255 }, t2, 255, i3.KEEP, i3.KEEP, i3.REPLACE);
          }
          stencilModeForClipping(t2) {
            if (this.terrain)
              return this.terrain.stencilModeForRTTOverlap(t2);
            const i3 = this.context.gl;
            return new e.StencilMode({ func: i3.EQUAL, mask: 255 }, this._tileClippingMaskIDs.get(t2.key) || 0, 0, i3.KEEP, i3.KEEP, i3.REPLACE);
          }
          stencilConfigForOverlap(t2) {
            const i3 = this.context.gl, o2 = t2.sort((e2, t3) => t3.overscaledZ - e2.overscaledZ), r2 = o2[o2.length - 1].overscaledZ, n2 = o2[0].overscaledZ - r2 + 1;
            if (n2 > 1) {
              this.currentStencilSource = void 0, this.nextStencilID + n2 > 256 && this.clearStencil();
              const t3 = {};
              for (let o3 = 0; o3 < n2; o3++)
                t3[o3 + r2] = new e.StencilMode({ func: i3.GEQUAL, mask: 255 }, o3 + this.nextStencilID, 255, i3.KEEP, i3.KEEP, i3.REPLACE);
              return this.nextStencilID += n2, [t3, o2];
            }
            return [{ [r2]: e.StencilMode.disabled }, o2];
          }
          colorModeForRenderPass() {
            const t2 = this.context.gl;
            if (this._showOverdrawInspector) {
              const i3 = 1 / 8;
              return new e.ColorMode([t2.CONSTANT_COLOR, t2.ONE], new e.Color(i3, i3, i3, 0), [true, true, true, true]);
            }
            return "opaque" === this.renderPass ? e.ColorMode.unblended : e.ColorMode.alphaBlended;
          }
          depthModeForSublayer(t2, i3, o2) {
            if (!this.opaquePassEnabledForLayer())
              return e.DepthMode.disabled;
            const r2 = 1 - ((1 + this.currentLayer) * this.numSublayers + t2) * this.depthEpsilon;
            return new e.DepthMode(o2 || this.context.gl.LEQUAL, i3, [r2, r2]);
          }
          opaquePassEnabledForLayer() {
            return this.currentLayer < this.opaquePassCutoff;
          }
          render(t2, i3) {
            this.style = t2, this.options = i3, this.lineAtlas = t2.lineAtlas, this.imageManager = t2.imageManager, this.glyphManager = t2.glyphManager, this.symbolFadeChange = t2.placement.symbolFadeChange(e.exported.now()), this.imageManager.beginFrame();
            const o2 = this.style.order, r2 = this.style._sourceCaches;
            for (const e2 in r2) {
              const t3 = r2[e2];
              t3.used && t3.prepare(this.context);
            }
            const n2 = {}, a2 = {}, s2 = {};
            for (const e2 in r2) {
              const t3 = r2[e2];
              n2[e2] = t3.getVisibleCoordinates(), a2[e2] = n2[e2].slice().reverse(), s2[e2] = t3.getVisibleCoordinates(true).reverse();
            }
            this.opaquePassCutoff = 1 / 0;
            for (let e2 = 0; e2 < o2.length; e2++)
              if (this.style._layers[o2[e2]].is3D()) {
                this.opaquePassCutoff = e2;
                break;
              }
            if (this.terrain && (this.terrain.updateTileBinding(s2), this.opaquePassCutoff = 0), "globe" !== this.transform.projection.name || this.globeSharedBuffers || (this.globeSharedBuffers = new e.GlobeSharedBuffers(this.context)), !e.isMapAuthenticated(this.context.gl))
              return;
            this.renderPass = "offscreen";
            for (const e2 of o2) {
              const i4 = this.style._layers[e2], o3 = t2._getLayerSourceCache(i4);
              if (!i4.hasOffscreenPass() || i4.isHidden(this.transform.zoom))
                continue;
              const r3 = o3 ? a2[o3.id] : void 0;
              ("custom" === i4.type || i4.isSky() || r3 && r3.length) && this.renderLayer(this, o3, i4, r3);
            }
            this.depthRangeFor3D = [0, 1 - (t2.order.length + 2) * this.numSublayers * this.depthEpsilon], this.terrain && (this.style.hasSymbolLayers() || this.style.hasCircleLayers()) && this.terrain.drawDepth(), this.context.bindFramebuffer.set(null), this.context.viewport.set([0, 0, this.width, this.height]);
            let l2 = e.Color.transparent;
            if (this.style.fog && this.style.fog.getOpacity(this.transform.pitch) && (l2 = this.style.fog.properties.get("color")), this.context.clear({ color: i3.showOverdrawInspector ? e.Color.black : l2, depth: 1 }), this.clearStencil(), this._showOverdrawInspector = i3.showOverdrawInspector, this.renderPass = "opaque", !this.terrain)
              for (this.currentLayer = o2.length - 1; this.currentLayer >= 0; this.currentLayer--) {
                const e2 = this.style._layers[o2[this.currentLayer]], i4 = t2._getLayerSourceCache(e2);
                if (e2.isSky())
                  continue;
                const r3 = i4 ? a2[i4.id] : void 0;
                this._renderTileClippingMasks(e2, i4, r3), this.renderLayer(this, i4, e2, r3);
              }
            if (this.renderPass = "sky", (e.globeToMercatorTransition(this.transform.zoom) > 0 || "globe" !== this.transform.projection.name) && this.transform.isHorizonVisible())
              for (this.currentLayer = 0; this.currentLayer < o2.length; this.currentLayer++) {
                const e2 = this.style._layers[o2[this.currentLayer]], i4 = t2._getLayerSourceCache(e2);
                e2.isSky() && this.renderLayer(this, i4, e2, i4 ? a2[i4.id] : void 0);
              }
            for ("globe" === this.transform.projection.name && function(t3) {
              const i4 = t3.context, o3 = i4.gl, r3 = t3.transform, n3 = new e.DepthMode(o3.LEQUAL, e.DepthMode.ReadOnly, [0, 1]), a3 = t3.useProgram("globeAtmosphere"), s3 = r3.centerOffset, l3 = r3._camera.getCameraToClipPerspective(r3._fov, r3.width / r3.height, r3._nearZ, r3._farZ);
              l3[8] = 2 * -s3.x / r3.width, l3[9] = 2 * s3.y / r3.height;
              const c2 = e.invert([], l3), h2 = e.mul([], c2, r3.projMatrix), _2 = { u_frustum_tl: Co([-1, 1, 1], c2), u_frustum_tr: Co([1, 1, 1], c2), u_frustum_br: Co([1, -1, 1], c2), u_frustum_bl: Co([-1, -1, 1], c2), u_globe_pos: Co([r3.globeMatrix[12], r3.globeMatrix[13], r3.globeMatrix[14]], h2), u_globe_radius: r3.worldSize / 2 / Math.PI - 1, u_opacity: 1 - e.globeToMercatorTransition(r3.zoom), u_fadeout_range: 2, u_start_color: [1, 1, 1], u_end_color: [0.0118, 0.7451, 0.9882] };
              t3.prepareDrawProgram(i4, a3);
              const u2 = t3.globeSharedBuffers;
              u2 && a3.draw(i4, o3.TRIANGLES, n3, e.StencilMode.disabled, e.ColorMode.alphaBlended, e.CullFaceMode.backCW, _2, "skybox", u2.atmosphereVertexBuffer, u2.atmosphereIndexBuffer, u2.atmosphereSegments);
            }(this), this.renderPass = "translucent", this.currentLayer = 0; this.currentLayer < o2.length; ) {
              const e2 = this.style._layers[o2[this.currentLayer]], i4 = t2._getLayerSourceCache(e2);
              if (e2.isSky()) {
                ++this.currentLayer;
                continue;
              }
              if (this.terrain && this.style.isLayerDraped(e2)) {
                if (e2.isHidden(this.transform.zoom)) {
                  ++this.currentLayer;
                  continue;
                }
                this.currentLayer = this.terrain.renderBatch(this.currentLayer);
                continue;
              }
              const r3 = i4 ? ("symbol" === e2.type ? s2 : a2)[i4.id] : void 0;
              this._renderTileClippingMasks(e2, i4, i4 ? n2[i4.id] : void 0), this.renderLayer(this, i4, e2, r3), ++this.currentLayer;
            }
            if (this.terrain && this.terrain.postRender(), this.options.showTileBoundaries || this.options.showQueryGeometry) {
              let i4 = null;
              e.values(this.style._layers).forEach((e2) => {
                const o3 = t2._getLayerSourceCache(e2);
                o3 && !e2.isHidden(this.transform.zoom) && (!i4 || i4.getSource().maxzoom < o3.getSource().maxzoom) && (i4 = o3);
              }), i4 && this.options.showTileBoundaries && Io.debug(this, i4, i4.getVisibleCoordinates());
            }
            this.options.showPadding && function(e2) {
              const t3 = e2.transform.padding;
              fo(e2, e2.transform.height - (t3.top || 0), 3, ho), fo(e2, t3.bottom || 0, 3, _o), go(e2, t3.left || 0, 3, uo), go(e2, e2.transform.width - (t3.right || 0), 3, po);
              const i4 = e2.transform.centerPoint;
              !function(e3, t4, i5, o3) {
                vo(e3, t4 - 1, i5 - 10, 2, 20, o3), vo(e3, t4 - 10, i5 - 1, 20, 2, o3);
              }(e2, i4.x, e2.transform.height - i4.y, mo);
            }(this), this.context.setDefault(), this.frameCounter = (this.frameCounter + 1) % Number.MAX_SAFE_INTEGER, this.tileLoaded && this.options.speedIndexTiming && (this.loadTimeStamps.push(e.window.performance.now()), this.saveCanvasCopy());
          }
          renderLayer(e2, t2, i3, o2) {
            i3.isHidden(this.transform.zoom) || ("background" === i3.type || "sky" === i3.type || "custom" === i3.type || o2 && o2.length) && (this.id = i3.id, this.gpuTimingStart(i3), e2.transform.projection.unsupportedLayers && e2.transform.projection.unsupportedLayers.includes(i3.type) || Io[i3.type](e2, t2, i3, o2, this.style.placement.variableOffsets, this.options.isInitialLoad), this.gpuTimingEnd());
          }
          gpuTimingStart(e2) {
            if (!this.options.gpuTiming)
              return;
            const t2 = this.context.extTimerQuery;
            let i3 = this.gpuTimers[e2.id];
            i3 || (i3 = this.gpuTimers[e2.id] = { calls: 0, cpuTime: 0, query: t2.createQueryEXT() }), i3.calls++, t2.beginQueryEXT(t2.TIME_ELAPSED_EXT, i3.query);
          }
          gpuTimingEnd() {
            if (!this.options.gpuTiming)
              return;
            const e2 = this.context.extTimerQuery;
            e2.endQueryEXT(e2.TIME_ELAPSED_EXT);
          }
          collectGpuTimers() {
            const e2 = this.gpuTimers;
            return this.gpuTimers = {}, e2;
          }
          queryGpuTimers(e2) {
            const t2 = {};
            for (const i3 in e2) {
              const o2 = e2[i3], r2 = this.context.extTimerQuery, n2 = r2.getQueryObjectEXT(o2.query, r2.QUERY_RESULT_EXT) / 1e6;
              r2.deleteQueryEXT(o2.query), t2[i3] = n2;
            }
            return t2;
          }
          translatePosMatrix(t2, i3, o2, r2, n2) {
            if (!o2[0] && !o2[1])
              return t2;
            const a2 = n2 ? "map" === r2 ? this.transform.angle : 0 : "viewport" === r2 ? -this.transform.angle : 0;
            if (a2) {
              const e2 = Math.sin(a2), t3 = Math.cos(a2);
              o2 = [o2[0] * t3 - o2[1] * e2, o2[0] * e2 + o2[1] * t3];
            }
            const s2 = [n2 ? o2[0] : L(i3, o2[0], this.transform.zoom), n2 ? o2[1] : L(i3, o2[1], this.transform.zoom), 0], l2 = new Float32Array(16);
            return e.translate(l2, t2, s2), l2;
          }
          saveTileTexture(e2) {
            const t2 = this._tileTextures[e2.size[0]];
            t2 ? t2.push(e2) : this._tileTextures[e2.size[0]] = [e2];
          }
          getTileTexture(e2) {
            const t2 = this._tileTextures[e2];
            return t2 && t2.length > 0 ? t2.pop() : null;
          }
          isPatternMissing(e2) {
            if (!e2)
              return false;
            if (!e2.from || !e2.to)
              return true;
            const t2 = this.imageManager.getPattern(e2.from.toString()), i3 = this.imageManager.getPattern(e2.to.toString());
            return !t2 || !i3;
          }
          currentGlobalDefines() {
            const e2 = this.terrain && this.terrain.renderingToTexture, t2 = this.style && this.style.fog, i3 = [];
            return this.terrain && !this.terrain.renderingToTexture && i3.push("TERRAIN"), t2 && !e2 && 0 !== t2.getOpacity(this.transform.pitch) && i3.push("FOG"), e2 && i3.push("RENDER_TO_TEXTURE"), this._showOverdrawInspector && i3.push("OVERDRAW_INSPECTOR"), i3;
          }
          useProgram(e2, t2, i3) {
            this.cache = this.cache || {};
            const o2 = i3 || [], r2 = this.currentGlobalDefines().concat(o2), n2 = Ti.cacheKey(e2, r2, t2);
            return this.cache[n2] || (this.cache[n2] = new Ti(this.context, e2, ti[e2], t2, Ji[e2], r2)), this.cache[n2];
          }
          setCustomLayerDefaults() {
            this.context.unbindVAO(), this.context.cullFace.setDefault(), this.context.frontFace.setDefault(), this.context.cullFaceSide.setDefault(), this.context.activeTexture.setDefault(), this.context.pixelStoreUnpack.setDefault(), this.context.pixelStoreUnpackPremultiplyAlpha.setDefault(), this.context.pixelStoreUnpackFlipY.setDefault();
          }
          setBaseState() {
            const e2 = this.context.gl;
            this.context.cullFace.set(false), this.context.viewport.set([0, 0, this.width, this.height]), this.context.blendEquation.set(e2.FUNC_ADD);
          }
          initDebugOverlayCanvas() {
            null == this.debugOverlayCanvas && (this.debugOverlayCanvas = e.window.document.createElement("canvas"), this.debugOverlayCanvas.width = 512, this.debugOverlayCanvas.height = 512, this.debugOverlayTexture = new e.Texture(this.context, this.debugOverlayCanvas, this.context.gl.RGBA));
          }
          destroy() {
            this._terrain && this._terrain.destroy(), this.globeSharedBuffers && this.globeSharedBuffers.destroy(), this.emptyTexture.destroy(), this.debugOverlayTexture && this.debugOverlayTexture.destroy();
          }
          prepareDrawTile() {
            this.terrain && this.terrain.prepareDrawTile();
          }
          prepareDrawProgram(e2, t2, i3) {
            if (this.terrain && this.terrain.renderingToTexture)
              return;
            const o2 = this.style.fog;
            if (o2) {
              const r2 = o2.getOpacity(this.transform.pitch);
              0 !== r2 && t2.setFogUniformValues(e2, ((e3, t3, i4, o3) => {
                const r3 = t3.properties.get("color"), n2 = e3.frameCounter / 1e3 % 1, a2 = [r3.r / r3.a, r3.g / r3.a, r3.b / r3.a, o3];
                return { u_fog_matrix: i4 ? e3.transform.calculateFogTileMatrix(i4) : e3.identityMat, u_fog_range: t3.getFovAdjustedRange(e3.transform._fov), u_fog_color: a2, u_fog_horizon_blend: t3.properties.get("horizon-blend"), u_fog_temporal_offset: n2 };
              })(this, o2, i3, r2));
            }
          }
          setTileLoadedFlag(e2) {
            this.tileLoaded = e2;
          }
          saveCanvasCopy() {
            this.frameCopies.push(this.canvasCopy()), this.tileLoaded = false;
          }
          canvasCopy() {
            const e2 = this.context.gl, t2 = e2.createTexture();
            return e2.bindTexture(e2.TEXTURE_2D, t2), e2.copyTexImage2D(e2.TEXTURE_2D, 0, e2.RGBA, 0, 0, e2.drawingBufferWidth, e2.drawingBufferHeight, 0), t2;
          }
          getCanvasCopiesAndTimestamps() {
            return { canvasCopies: this.frameCopies, timeStamps: this.loadTimeStamps };
          }
          averageElevationNeedsEasing() {
            if (!this.transform._elevation)
              return false;
            const e2 = this.style && this.style.fog;
            return !!e2 && 0 !== e2.getOpacity(this.transform.pitch);
          }
          getBackgroundTiles() {
            const t2 = this._backgroundTiles, i3 = this._backgroundTiles = {}, o2 = this.transform.coveringTiles({ tileSize: 512 });
            for (const r2 of o2)
              i3[r2.key] = t2[r2.key] || new e.Tile(r2, 512, this.transform.tileZoom, this);
            return i3;
          }
          clearBackgroundTiles() {
            this._backgroundTiles = {};
          }
        }
        class So {
          constructor(e2 = 0, t2 = 0, i3 = 0, o2 = 0) {
            if (isNaN(e2) || e2 < 0 || isNaN(t2) || t2 < 0 || isNaN(i3) || i3 < 0 || isNaN(o2) || o2 < 0)
              throw new Error("Invalid value for edge-insets, top, bottom, left and right must all be numbers");
            this.top = e2, this.bottom = t2, this.left = i3, this.right = o2;
          }
          interpolate(t2, i3, o2) {
            return null != i3.top && null != t2.top && (this.top = e.number(t2.top, i3.top, o2)), null != i3.bottom && null != t2.bottom && (this.bottom = e.number(t2.bottom, i3.bottom, o2)), null != i3.left && null != t2.left && (this.left = e.number(t2.left, i3.left, o2)), null != i3.right && null != t2.right && (this.right = e.number(t2.right, i3.right, o2)), this;
          }
          getCenter(t2, i3) {
            const o2 = e.clamp((this.left + t2 - this.right) / 2, 0, t2), r2 = e.clamp((this.top + i3 - this.bottom) / 2, 0, i3);
            return new e.pointGeometry(o2, r2);
          }
          equals(e2) {
            return this.top === e2.top && this.bottom === e2.bottom && this.left === e2.left && this.right === e2.right;
          }
          clone() {
            return new So(this.top, this.bottom, this.left, this.right);
          }
          toJSON() {
            return { top: this.top, bottom: this.bottom, left: this.left, right: this.right };
          }
        }
        function zo(t2, i3) {
          const o2 = e.getColumn(t2, 3);
          e.fromQuat(t2, i3), e.setColumn(t2, 3, o2);
        }
        function Do(t2, i3) {
          const o2 = e.identity$1([]);
          return e.rotateZ$1(o2, o2, -i3), e.rotateX$1(o2, o2, -t2), o2;
        }
        function Po(t2, i3) {
          const o2 = [t2[0], t2[1], 0], r2 = [i3[0], i3[1], 0];
          if (e.length(o2) >= 1e-15) {
            const t3 = e.normalize([], o2);
            e.scale$2(r2, t3, e.dot(r2, t3)), i3[0] = r2[0], i3[1] = r2[1];
          }
          const n2 = e.cross([], i3, t2);
          if (e.len(n2) < 1e-15)
            return null;
          const a2 = Math.atan2(-n2[1], n2[0]);
          return Do(Math.atan2(Math.sqrt(t2[0] * t2[0] + t2[1] * t2[1]), -t2[2]), a2);
        }
        class Ao {
          constructor(e2, t2) {
            this.position = e2, this.orientation = t2;
          }
          get position() {
            return this._position;
          }
          set position(t2) {
            if (t2) {
              const i3 = t2 instanceof e.MercatorCoordinate ? t2 : new e.MercatorCoordinate(t2[0], t2[1], t2[2]);
              this._renderWorldCopies && (i3.x = e.wrap(i3.x, 0, 1)), this._position = i3;
            } else
              this._position = null;
          }
          lookAtPoint(t2, i3) {
            if (this.orientation = null, !this.position)
              return;
            const o2 = this._elevation ? this._elevation.getAtPointOrZero(e.MercatorCoordinate.fromLngLat(t2)) : 0, r2 = this.position, n2 = e.MercatorCoordinate.fromLngLat(t2, o2), a2 = [n2.x - r2.x, n2.y - r2.y, n2.z - r2.z];
            i3 || (i3 = [0, 0, 1]), i3[2] = Math.abs(i3[2]), this.orientation = Po(a2, i3);
          }
          setPitchBearing(t2, i3) {
            this.orientation = Do(e.degToRad(t2), e.degToRad(-i3));
          }
        }
        class Lo {
          constructor(t2, i3) {
            this._transform = e.identity([]), this.orientation = i3, this.position = t2;
          }
          get mercatorPosition() {
            const t2 = this.position;
            return new e.MercatorCoordinate(t2[0], t2[1], t2[2]);
          }
          get position() {
            const t2 = e.getColumn(this._transform, 3);
            return [t2[0], t2[1], t2[2]];
          }
          set position(t2) {
            var i3;
            t2 && e.setColumn(this._transform, 3, [(i3 = t2)[0], i3[1], i3[2], 1]);
          }
          get orientation() {
            return this._orientation;
          }
          set orientation(t2) {
            this._orientation = t2 || e.identity$1([]), t2 && zo(this._transform, this._orientation);
          }
          getPitchBearing() {
            const e2 = this.forward(), t2 = this.right();
            return { bearing: Math.atan2(-t2[1], t2[0]), pitch: Math.atan2(Math.sqrt(e2[0] * e2[0] + e2[1] * e2[1]), -e2[2]) };
          }
          setPitchBearing(e2, t2) {
            this._orientation = Do(e2, t2), zo(this._transform, this._orientation);
          }
          forward() {
            const t2 = e.getColumn(this._transform, 2);
            return [-t2[0], -t2[1], -t2[2]];
          }
          up() {
            const t2 = e.getColumn(this._transform, 1);
            return [-t2[0], -t2[1], -t2[2]];
          }
          right() {
            const t2 = e.getColumn(this._transform, 0);
            return [t2[0], t2[1], t2[2]];
          }
          getCameraToWorld(t2, i3) {
            const o2 = new Float64Array(16);
            return e.invert(o2, this.getWorldToCamera(t2, i3)), o2;
          }
          getWorldToCameraPosition(t2, i3, o2) {
            const r2 = this.position;
            e.scale$2(r2, r2, -t2);
            const n2 = new Float64Array(16);
            return e.fromScaling(n2, [o2, o2, o2]), e.translate(n2, n2, r2), n2[10] *= i3, n2;
          }
          getWorldToCamera(t2, i3) {
            const o2 = new Float64Array(16), r2 = new Float64Array(4), n2 = this.position;
            return e.conjugate(r2, this._orientation), e.scale$2(n2, n2, -t2), e.fromQuat(o2, r2), e.translate(o2, o2, n2), o2[1] *= -1, o2[5] *= -1, o2[9] *= -1, o2[13] *= -1, o2[8] *= i3, o2[9] *= i3, o2[10] *= i3, o2[11] *= i3, o2;
          }
          getCameraToClipPerspective(t2, i3, o2, r2) {
            const n2 = new Float64Array(16);
            return e.perspective(n2, t2, i3, o2, r2), n2;
          }
          getDistanceToElevation(t2) {
            const i3 = 0 === t2 ? 0 : e.mercatorZfromAltitude(t2, this.position[1]), o2 = this.forward();
            return (i3 - this.position[2]) / o2[2];
          }
          clone() {
            return new Lo([...this.position], [...this.orientation]);
          }
        }
        function Ro(t2, i3) {
          const o2 = Oo(t2), r2 = function(t3, i4, o3, r3, n3) {
            const a2 = new e.LngLat(o3.lng - 180 * Bo, o3.lat), s2 = new e.LngLat(o3.lng + 180 * Bo, o3.lat), l2 = t3.project(a2.lng, a2.lat), c2 = t3.project(s2.lng, s2.lat), h2 = -Math.atan2(c2.y - l2.y, c2.x - l2.x), _2 = e.MercatorCoordinate.fromLngLat(o3);
            _2.y = e.clamp(_2.y, -0.999975, 0.999975);
            const u2 = _2.toLngLat(), d2 = t3.project(u2.lng, u2.lat), p2 = e.MercatorCoordinate.fromLngLat(u2);
            p2.x += Bo;
            const m2 = p2.toLngLat(), f2 = t3.project(m2.lng, m2.lat), g2 = Uo(f2.x - d2.x, f2.y - d2.y, h2), v2 = e.MercatorCoordinate.fromLngLat(u2);
            v2.y += Bo;
            const x2 = v2.toLngLat(), y2 = t3.project(x2.lng, x2.lat), b2 = Uo(y2.x - d2.x, y2.y - d2.y, h2), w2 = Math.abs(g2.x) / Math.abs(b2.y), T2 = e.identity([]);
            e.rotateZ(T2, T2, -h2 * (1 - (n3 ? 0 : r3)));
            const E2 = e.identity([]);
            return e.scale(E2, E2, [1, 1 - (1 - w2) * r3, 1]), E2[4] = -b2.x / b2.y * r3, e.rotateZ(E2, E2, h2), e.multiply$1(E2, T2, E2), E2;
          }(t2.projection, 0, t2.center, o2, i3), n2 = ko(t2);
          return e.scale(r2, r2, [n2, n2, 1]), r2;
        }
        function ko(t2) {
          const i3 = t2.projection, o2 = Oo(t2), r2 = Fo(i3, t2.center), n2 = Fo(i3, e.LngLat.convert(i3.center));
          return Math.pow(2, r2 * o2 + (1 - o2) * n2);
        }
        function Oo(t2) {
          const i3 = t2.projection.range;
          if (!i3)
            return 0;
          const o2 = Math.max(t2.width, t2.height), r2 = Math.log(o2 / 1024) / Math.LN2;
          return e.smoothstep(i3[0] + r2, i3[1] + r2, t2.zoom);
        }
        const Bo = 1 / 4e4;
        function Fo(t2, i3) {
          const o2 = e.clamp(i3.lat, -e.MAX_MERCATOR_LATITUDE, e.MAX_MERCATOR_LATITUDE), r2 = new e.LngLat(i3.lng - 180 * Bo, o2), n2 = new e.LngLat(i3.lng + 180 * Bo, o2), a2 = t2.project(r2.lng, o2), s2 = t2.project(n2.lng, o2), l2 = e.MercatorCoordinate.fromLngLat(r2), c2 = e.MercatorCoordinate.fromLngLat(n2), h2 = s2.x - a2.x, _2 = s2.y - a2.y, u2 = c2.x - l2.x, d2 = c2.y - l2.y, p2 = Math.sqrt((u2 * u2 + d2 * d2) / (h2 * h2 + _2 * _2));
          return Math.log(p2) / Math.LN2;
        }
        function Uo(e2, t2, i3) {
          const o2 = Math.cos(i3), r2 = Math.sin(i3);
          return { x: e2 * o2 - t2 * r2, y: e2 * r2 + t2 * o2 };
        }
        class No {
          constructor(t2, i3, o2, r2, n2, a2, s2) {
            this.tileSize = 512, this._renderWorldCopies = void 0 === n2 || n2, this._minZoom = t2 || 0, this._maxZoom = i3 || 22, this._minPitch = null == o2 ? 0 : o2, this._maxPitch = null == r2 ? 60 : r2, this.setProjection(a2), this.setMaxBounds(s2), this.width = 0, this.height = 0, this._center = new e.LngLat(0, 0), this.zoom = 0, this.angle = 0, this._fov = 0.6435011087932844, this._pitch = 0, this._nearZ = 0, this._farZ = 0, this._unmodified = true, this._edgeInsets = new So(), this._projMatrixCache = {}, this._alignedProjMatrixCache = {}, this._fogTileMatrixCache = {}, this._distanceTileDataCache = {}, this._camera = new Lo(), this._centerAltitude = 0, this._centerAltitudeValidForExaggeration = 0, this._averageElevation = 0, this.cameraElevationReference = "ground", this._projectionScaler = 1, this._horizonShift = 0.1;
          }
          clone() {
            const e2 = new No(this._minZoom, this._maxZoom, this._minPitch, this.maxPitch, this._renderWorldCopies, this.getProjection());
            return e2._elevation = this._elevation, e2._centerAltitude = this._centerAltitude, e2._centerAltitudeValidForExaggeration = this._centerAltitudeValidForExaggeration, e2.tileSize = this.tileSize, e2.width = this.width, e2.height = this.height, e2.cameraElevationReference = this.cameraElevationReference, e2._center = this._center, e2._setZoom(this.zoom), e2._seaLevelZoom = this._seaLevelZoom, e2.angle = this.angle, e2._fov = this._fov, e2._pitch = this._pitch, e2._nearZ = this._nearZ, e2._farZ = this._farZ, e2._averageElevation = this._averageElevation, e2._unmodified = this._unmodified, e2._edgeInsets = this._edgeInsets.clone(), e2._camera = this._camera.clone(), e2._calcMatrices(), e2.freezeTileCoverage = this.freezeTileCoverage, e2;
          }
          get elevation() {
            return this._elevation;
          }
          set elevation(e2) {
            this._elevation !== e2 && (this._elevation = e2, this._updateCameraOnTerrain(), this._calcMatrices());
          }
          updateElevation(e2) {
            const t2 = this._elevation && this._elevation.exaggeration() !== this._centerAltitudeValidForExaggeration;
            (null == this._seaLevelZoom || t2) && this._updateCameraOnTerrain(), (e2 || t2) && this._constrainCameraAltitude(), this._calcMatrices();
          }
          getProjection() {
            return e.pick(this.projection, ["name", "center", "parallels"]);
          }
          setProjection(t2) {
            null == t2 && (t2 = { name: "mercator" }), this.projectionOptions = t2;
            const i3 = this.projection ? this.getProjection() : void 0;
            this.projection = e.getProjection(t2);
            const o2 = this.getProjection();
            return r(i3, o2) ? null : (this._calcMatrices(), o2);
          }
          get minZoom() {
            return this._minZoom;
          }
          set minZoom(e2) {
            this._minZoom !== e2 && (this._minZoom = e2, this.zoom = Math.max(this.zoom, e2));
          }
          get maxZoom() {
            return this._maxZoom;
          }
          set maxZoom(e2) {
            this._maxZoom !== e2 && (this._maxZoom = e2, this.zoom = Math.min(this.zoom, e2));
          }
          get minPitch() {
            return this._minPitch;
          }
          set minPitch(e2) {
            this._minPitch !== e2 && (this._minPitch = e2, this.pitch = Math.max(this.pitch, e2));
          }
          get maxPitch() {
            return this._maxPitch;
          }
          set maxPitch(e2) {
            this._maxPitch !== e2 && (this._maxPitch = e2, this.pitch = Math.min(this.pitch, e2));
          }
          get renderWorldCopies() {
            return this._renderWorldCopies && true === this.projection.supportsWorldCopies;
          }
          set renderWorldCopies(e2) {
            void 0 === e2 ? e2 = true : null === e2 && (e2 = false), this._renderWorldCopies = e2;
          }
          get worldSize() {
            return this.tileSize * this.scale;
          }
          get cameraWorldSize() {
            const e2 = Math.max(this._camera.getDistanceToElevation(this._averageElevation), Number.EPSILON);
            return this._worldSizeFromZoom(this._zoomFromMercatorZ(e2));
          }
          get pixelsPerMeter() {
            return this.projection.pixelsPerMeter(this.center.lat, this.worldSize);
          }
          get cameraPixelsPerMeter() {
            return this.projection.pixelsPerMeter(this.center.lat, this.cameraWorldSize);
          }
          get centerOffset() {
            return this.centerPoint._sub(this.size._div(2));
          }
          get size() {
            return new e.pointGeometry(this.width, this.height);
          }
          get bearing() {
            return e.wrap(this.rotation, -180, 180);
          }
          set bearing(e2) {
            this.rotation = e2;
          }
          get rotation() {
            return -this.angle / Math.PI * 180;
          }
          set rotation(t2) {
            const i3 = -t2 * Math.PI / 180;
            var o2;
            this.angle !== i3 && (this._unmodified = false, this.angle = i3, this._calcMatrices(), this.rotationMatrix = (o2 = new e.ARRAY_TYPE(4), e.ARRAY_TYPE != Float32Array && (o2[1] = 0, o2[2] = 0), o2[0] = 1, o2[3] = 1, o2), function(e2, t3, i4) {
              var o3 = t3[0], r2 = t3[1], n2 = t3[2], a2 = t3[3], s2 = Math.sin(i4), l2 = Math.cos(i4);
              e2[0] = o3 * l2 + n2 * s2, e2[1] = r2 * l2 + a2 * s2, e2[2] = o3 * -s2 + n2 * l2, e2[3] = r2 * -s2 + a2 * l2;
            }(this.rotationMatrix, this.rotationMatrix, this.angle));
          }
          get pitch() {
            return this._pitch / Math.PI * 180;
          }
          set pitch(t2) {
            const i3 = e.clamp(t2, this.minPitch, this.maxPitch) / 180 * Math.PI;
            this._pitch !== i3 && (this._unmodified = false, this._pitch = i3, this._calcMatrices());
          }
          get fov() {
            return this._fov / Math.PI * 180;
          }
          set fov(e2) {
            e2 = Math.max(0.01, Math.min(60, e2)), this._fov !== e2 && (this._unmodified = false, this._fov = e2 / 180 * Math.PI, this._calcMatrices());
          }
          get averageElevation() {
            return this._averageElevation;
          }
          set averageElevation(e2) {
            this._averageElevation = e2, this._calcFogMatrices(), this._distanceTileDataCache = {};
          }
          get zoom() {
            return this._zoom;
          }
          set zoom(e2) {
            const t2 = Math.min(Math.max(e2, this.minZoom), this.maxZoom);
            this._zoom !== t2 && (this._unmodified = false, this._setZoom(t2), this._updateSeaLevelZoom(), this._constrain(), this._calcMatrices());
          }
          _setZoom(e2) {
            this._zoom = e2, this.scale = this.zoomScale(e2), this.tileZoom = Math.floor(e2), this.zoomFraction = e2 - this.tileZoom;
          }
          _updateCameraOnTerrain() {
            if (!this._elevation || !this._elevation.isDataAvailableAtPoint(this.locationCoordinate(this.center)))
              return this._centerAltitude = 0, this._seaLevelZoom = null, void (this._centerAltitudeValidForExaggeration = 0);
            const e2 = this._elevation;
            this._centerAltitude = e2.getAtPointOrZero(this.locationCoordinate(this.center)), this._centerAltitudeValidForExaggeration = e2.exaggeration(), this._updateSeaLevelZoom();
          }
          _updateSeaLevelZoom() {
            0 !== this._centerAltitudeValidForExaggeration && (this._seaLevelZoom = this._zoomFromMercatorZ((this.pixelsPerMeter * this._centerAltitude + this.cameraToCenterDistance) / this.worldSize));
          }
          sampleAverageElevation() {
            if (!this._elevation)
              return 0;
            const t2 = this._elevation, i3 = [[0.5, 0.2], [0.3, 0.5], [0.5, 0.5], [0.7, 0.5], [0.5, 0.8]], o2 = this.horizonLineFromTop();
            let r2 = 0, n2 = 0;
            for (let a2 = 0; a2 < i3.length; a2++) {
              const s2 = new e.pointGeometry(i3[a2][0] * this.width, o2 + i3[a2][1] * (this.height - o2)), l2 = t2.pointCoordinate(s2);
              if (!l2)
                continue;
              const c2 = 1 / Math.hypot(l2[0] - this._camera.position[0], l2[1] - this._camera.position[1]);
              r2 += l2[3] * c2, n2 += c2;
            }
            return 0 === n2 ? NaN : r2 / n2;
          }
          get center() {
            return this._center;
          }
          set center(e2) {
            e2.lat === this._center.lat && e2.lng === this._center.lng || (this._unmodified = false, this._center = e2, this._terrainEnabled() && ("ground" === this.cameraElevationReference ? this._updateCameraOnTerrain() : this._updateZoomFromElevation()), this._constrain(), this._calcMatrices());
          }
          _updateZoomFromElevation() {
            if (null == this._seaLevelZoom || !this._elevation)
              return;
            const e2 = this._seaLevelZoom, t2 = this._elevation.getAtPointOrZero(this.locationCoordinate(this.center)), i3 = this.pixelsPerMeter / this.worldSize * t2, o2 = this._mercatorZfromZoom(e2), r2 = this._mercatorZfromZoom(this._maxZoom), n2 = Math.max(o2 - i3, r2);
            this._setZoom(this._zoomFromMercatorZ(n2));
          }
          get padding() {
            return this._edgeInsets.toJSON();
          }
          set padding(e2) {
            this._edgeInsets.equals(e2) || (this._unmodified = false, this._edgeInsets.interpolate(this._edgeInsets, e2, 1), this._calcMatrices());
          }
          computeZoomRelativeTo(t2) {
            const i3 = this.rayIntersectionCoordinate(this.pointRayIntersection(this.centerPoint, t2.toAltitude()));
            let o2;
            o2 = t2.z < this._camera.position[2] ? [i3.x, i3.y, i3.z] : [t2.x, t2.y, t2.z];
            const r2 = e.length(e.sub([], this._camera.position, o2));
            return e.clamp(this._zoomFromMercatorZ(r2), this._minZoom, this._maxZoom);
          }
          setFreeCameraOptions(t2) {
            if (!this.height)
              return;
            if (!t2.position && !t2.orientation)
              return;
            this._updateCameraState();
            let i3 = false;
            if (t2.orientation && !e.exactEquals(t2.orientation, this._camera.orientation) && (i3 = this._setCameraOrientation(t2.orientation)), t2.position) {
              const o2 = [t2.position.x, t2.position.y, t2.position.z];
              e.exactEquals$1(o2, this._camera.position) || (this._setCameraPosition(o2), i3 = true);
            }
            i3 && (this._updateStateFromCamera(), this.recenterOnTerrain());
          }
          getFreeCameraOptions() {
            this._updateCameraState();
            const t2 = this._camera.position, i3 = new Ao();
            return i3.position = new e.MercatorCoordinate(t2[0], t2[1], t2[2]), i3.orientation = this._camera.orientation, i3._elevation = this.elevation, i3._renderWorldCopies = this.renderWorldCopies, i3;
          }
          _setCameraOrientation(t2) {
            if (!e.length$1(t2))
              return false;
            e.normalize$1(t2, t2);
            const i3 = e.transformQuat([], [0, 0, -1], t2), o2 = e.transformQuat([], [0, -1, 0], t2);
            if (o2[2] < 0)
              return false;
            const r2 = Po(i3, o2);
            return !!r2 && (this._camera.orientation = r2, true);
          }
          _setCameraPosition(t2) {
            const i3 = this.zoomScale(this.minZoom) * this.tileSize, o2 = this.zoomScale(this.maxZoom) * this.tileSize, r2 = this.cameraToCenterDistance;
            t2[2] = e.clamp(t2[2], r2 / o2, r2 / i3), this._camera.position = t2;
          }
          get centerPoint() {
            return this._edgeInsets.getCenter(this.width, this.height);
          }
          get fovAboveCenter() {
            return this._fov * (0.5 + this.centerOffset.y / this.height);
          }
          isPaddingEqual(e2) {
            return this._edgeInsets.equals(e2);
          }
          interpolatePadding(e2, t2, i3) {
            this._unmodified = false, this._edgeInsets.interpolate(e2, t2, i3), this._constrain(), this._calcMatrices();
          }
          coveringZoomLevel(e2) {
            const t2 = (e2.roundZoom ? Math.round : Math.floor)(this.zoom + this.scaleZoom(this.tileSize / e2.tileSize));
            return Math.max(0, t2);
          }
          getVisibleUnwrappedCoordinates(t2) {
            const i3 = [new e.UnwrappedTileID(0, t2)];
            if (this.renderWorldCopies) {
              const o2 = this.pointCoordinate(new e.pointGeometry(0, 0)), r2 = this.pointCoordinate(new e.pointGeometry(this.width, 0)), n2 = this.pointCoordinate(new e.pointGeometry(this.width, this.height)), a2 = this.pointCoordinate(new e.pointGeometry(0, this.height)), s2 = Math.floor(Math.min(o2.x, r2.x, n2.x, a2.x)), l2 = Math.floor(Math.max(o2.x, r2.x, n2.x, a2.x)), c2 = 1;
              for (let o3 = s2 - c2; o3 <= l2 + c2; o3++)
                0 !== o3 && i3.push(new e.UnwrappedTileID(o3, t2));
            }
            return i3;
          }
          coveringTiles(t2) {
            let i3 = this.coveringZoomLevel(t2);
            const o2 = i3, r2 = this.elevation && !t2.isTerrainDEM, n2 = "mercator" === this.projection.name;
            if (void 0 !== t2.minzoom && i3 < t2.minzoom)
              return [];
            void 0 !== t2.maxzoom && i3 > t2.maxzoom && (i3 = t2.maxzoom);
            const a2 = this.locationCoordinate(this.center), s2 = this.center.lat, l2 = 1 << i3, c2 = [l2 * a2.x, l2 * a2.y, 0], h2 = "globe" === this.projection.name, _2 = !h2, u2 = e.Frustum.fromInvProjectionMatrix(this.invProjMatrix, this.worldSize, i3, _2), d2 = h2 ? this._camera.mercatorPosition : this.pointCoordinate(this.getCameraPoint()), p2 = l2 * e.mercatorZfromAltitude(1, this.center.lat), m2 = this._camera.position[2] / e.mercatorZfromAltitude(1, this.center.lat), f2 = [l2 * d2.x, l2 * d2.y, m2 * (_2 ? 1 : p2)], g2 = this.cameraToCenterDistance / t2.tileSize * (t2.roundZoom ? 1 : 0.502), v2 = this.pitch <= 60 && this._edgeInsets.top <= this._edgeInsets.bottom && !this._elevation && !this.projection.isReprojectedInTileSpace ? i3 : 0, x2 = t2.isTerrainDEM && this._elevation ? 1e4 * this._elevation.exaggeration() : this._centerAltitude, y2 = t2.isTerrainDEM ? -x2 : this._elevation ? this._elevation.getMinElevationBelowMSL() : 0, b2 = this.projection.isReprojectedInTileSpace ? ko(this) : 1, w2 = (t3) => {
              const i4 = 1 / 4e4, o3 = new e.MercatorCoordinate(t3.x + i4, t3.y, t3.z), r3 = new e.MercatorCoordinate(t3.x, t3.y + i4, t3.z), n3 = t3.toLngLat(), a3 = o3.toLngLat(), s3 = r3.toLngLat(), l3 = this.locationCoordinate(n3), c3 = this.locationCoordinate(a3), h3 = this.locationCoordinate(s3), _3 = Math.hypot(c3.x - l3.x, c3.y - l3.y), u3 = Math.hypot(h3.x - l3.x, h3.y - l3.y);
              return Math.sqrt(_3 * u3) * b2 / i4;
            }, T2 = (t3) => {
              const i4 = x2, o3 = y2;
              return { aabb: e.tileAABB(this, l2, 0, 0, 0, t3, o3, i4, this.projection), zoom: 0, x: 0, y: 0, minZ: o3, maxZ: i4, wrap: t3, fullyVisible: false };
            }, E2 = [];
            let C2 = [];
            const I2 = i3, M2 = t2.reparseOverscaled ? o2 : i3, S2 = (e2) => e2 * e2, z2 = S2((m2 - this._centerAltitude) * p2), D2 = (e2) => {
              if (!this._elevation || !e2.tileID || !n2)
                return;
              const t3 = this._elevation.getMinMaxForTile(e2.tileID), i4 = e2.aabb;
              t3 ? (i4.min[2] = t3.min, i4.max[2] = t3.max, i4.center[2] = (i4.min[2] + i4.max[2]) / 2) : (e2.shouldSplit = P2(e2), e2.shouldSplit || (i4.min[2] = i4.max[2] = i4.center[2] = this._centerAltitude));
            }, P2 = (t3) => {
              if (t3.zoom < v2)
                return true;
              if (t3.zoom === I2)
                return false;
              if (null != t3.shouldSplit)
                return t3.shouldSplit;
              const i4 = t3.aabb.distanceX(f2), n3 = t3.aabb.distanceY(f2);
              let a3 = z2, l3 = 1;
              if (h2) {
                a3 = S2(t3.aabb.distanceZ(f2));
                const i5 = Math.pow(2, t3.zoom), o3 = e.latFromMercatorY((t3.y + 1) / i5), r3 = e.latFromMercatorY(t3.y / i5), n4 = Math.min(Math.max(s2, o3), r3), c4 = e.circumferenceAtLatitude(n4) / e.circumferenceAtLatitude(s2);
                l3 = Math.min(c4, 1);
              } else if (r2 && (a3 = S2(t3.aabb.distanceZ(f2) * p2)), this.projection.isReprojectedInTileSpace && o2 <= 5) {
                const i5 = Math.pow(2, t3.zoom), o3 = w2(new e.MercatorCoordinate((t3.x + 0.5) / i5, (t3.y + 0.5) / i5));
                l3 = o3 > 0.85 ? 1 : o3;
              }
              const c3 = i4 * i4 + n3 * n3 + a3;
              return c3 < S2((1 << I2 - t3.zoom) * g2 * l3 * ((e2, t4) => {
                if (t4 * S2(0.707) < e2)
                  return 1;
                const i5 = Math.sqrt(t4 / e2);
                return i5 / (1.4144271570014144 + (Math.pow(1.1, i5 - 1.4144271570014144 + 1) - 1) / (1.1 - 1) - 1);
              })(Math.max(a3, z2), c3));
            };
            if (this.renderWorldCopies)
              for (let e2 = 1; e2 <= 3; e2++)
                E2.push(T2(-e2)), E2.push(T2(e2));
            for (E2.push(T2(0)); E2.length > 0; ) {
              const o3 = E2.pop(), a3 = o3.x, s3 = o3.y;
              let _3 = o3.fullyVisible;
              if (!_3) {
                const e2 = o3.aabb.intersects(u2);
                if (0 === e2)
                  continue;
                _3 = 2 === e2;
              }
              if (o3.zoom !== I2 && P2(o3))
                for (let t3 = 0; t3 < 4; t3++) {
                  const i4 = (a3 << 1) + t3 % 2, c3 = (s3 << 1) + (t3 >> 1), u3 = { aabb: n2 ? o3.aabb.quadrant(t3) : e.tileAABB(this, l2, o3.zoom + 1, i4, c3, o3.wrap, o3.minZ, o3.maxZ, this.projection), zoom: o3.zoom + 1, x: i4, y: c3, wrap: o3.wrap, fullyVisible: _3, tileID: void 0, shouldSplit: void 0, minZ: o3.minZ, maxZ: o3.maxZ };
                  r2 && !h2 && (u3.tileID = new e.OverscaledTileID(o3.zoom + 1 === I2 ? M2 : o3.zoom + 1, o3.wrap, o3.zoom + 1, i4, c3), D2(u3)), E2.push(u3);
                }
              else {
                const r3 = o3.zoom === I2 ? M2 : o3.zoom;
                if (t2.minzoom && t2.minzoom > r3)
                  continue;
                const n3 = c2[0] - (0.5 + a3 + (o3.wrap << o3.zoom)) * (1 << i3 - o3.zoom), l3 = c2[1] - 0.5 - s3, h3 = o3.tileID ? o3.tileID : new e.OverscaledTileID(r3, o3.wrap, o3.zoom, a3, s3);
                C2.push({ tileID: h3, distanceSq: n3 * n3 + l3 * l3 });
              }
            }
            if (this.fogCullDistSq) {
              const i4 = this.fogCullDistSq, o3 = this.horizonLineFromTop();
              C2 = C2.filter((r3) => {
                const n3 = [0, 0, 0, 1], a3 = [e.EXTENT, e.EXTENT, 0, 1], s3 = this.calculateFogTileMatrix(r3.tileID.toUnwrapped());
                e.transformMat4$1(n3, n3, s3), e.transformMat4$1(a3, a3, s3);
                const l3 = e.getAABBPointSquareDist(n3, a3);
                if (0 === l3)
                  return true;
                let c3 = false;
                const h3 = this._elevation;
                if (h3 && l3 > i4 && 0 !== o3) {
                  const i5 = this.calculateProjMatrix(r3.tileID.toUnwrapped());
                  let n4;
                  t2.isTerrainDEM || (n4 = h3.getMinMaxForTile(r3.tileID)), n4 || (n4 = { min: y2, max: x2 });
                  const a4 = e.furthestTileCorner(this.rotation), s4 = [a4[0] * e.EXTENT, a4[1] * e.EXTENT, n4.max];
                  e.transformMat4(s4, s4, i5), c3 = (1 - s4[1]) * this.height * 0.5 < o3;
                }
                return l3 < i4 || c3;
              });
            }
            return C2.sort((e2, t3) => e2.distanceSq - t3.distanceSq).map((e2) => e2.tileID);
          }
          resize(e2, t2) {
            this.width = e2, this.height = t2, this.pixelsToGLUnits = [2 / e2, -2 / t2], this._constrain(), this._calcMatrices();
          }
          get unmodified() {
            return this._unmodified;
          }
          zoomScale(e2) {
            return Math.pow(2, e2);
          }
          scaleZoom(e2) {
            return Math.log(e2) / Math.LN2;
          }
          project(t2) {
            const i3 = e.clamp(t2.lat, -e.MAX_MERCATOR_LATITUDE, e.MAX_MERCATOR_LATITUDE), o2 = this.projection.project(t2.lng, i3);
            return new e.pointGeometry(o2.x * this.worldSize, o2.y * this.worldSize);
          }
          unproject(e2) {
            return this.projection.unproject(e2.x / this.worldSize, e2.y / this.worldSize);
          }
          get point() {
            return this.project(this.center);
          }
          setLocationAtPoint(t2, i3) {
            let o2, r2;
            const n2 = this.centerPoint;
            if ("globe" === this.projection.name) {
              const e2 = this.worldSize;
              o2 = (i3.x - n2.x) / e2, r2 = (i3.y - n2.y) / e2;
            } else {
              const e2 = this.pointCoordinate(i3), t3 = this.pointCoordinate(n2);
              o2 = e2.x - t3.x, r2 = e2.y - t3.y;
            }
            const a2 = this.locationCoordinate(t2);
            this.setLocation(new e.MercatorCoordinate(a2.x - o2, a2.y - r2));
          }
          setLocation(e2) {
            this.center = this.coordinateLocation(e2), this.projection.wrap && (this.center = this.center.wrap());
          }
          locationPoint(e2) {
            return this.projection.locationPoint(this, e2);
          }
          locationPoint3D(e2) {
            return this._coordinatePoint(this.locationCoordinate(e2), true);
          }
          pointLocation(e2) {
            return this.coordinateLocation(this.pointCoordinate(e2));
          }
          pointLocation3D(e2) {
            return this.coordinateLocation(this.pointCoordinate3D(e2));
          }
          locationCoordinate(t2, i3) {
            const o2 = i3 ? e.mercatorZfromAltitude(i3, t2.lat) : void 0, r2 = this.projection.project(t2.lng, t2.lat);
            return new e.MercatorCoordinate(r2.x, r2.y, o2);
          }
          coordinateLocation(e2) {
            return this.projection.unproject(e2.x, e2.y);
          }
          pointRayIntersection(t2, i3) {
            const o2 = null != i3 ? i3 : this._centerAltitude, r2 = [t2.x, t2.y, 0, 1], n2 = [t2.x, t2.y, 1, 1];
            e.transformMat4$1(r2, r2, this.pixelMatrixInverse), e.transformMat4$1(n2, n2, this.pixelMatrixInverse);
            const a2 = n2[3];
            e.scale$1(r2, r2, 1 / r2[3]), e.scale$1(n2, n2, 1 / a2);
            const s2 = r2[2], l2 = n2[2];
            return { p0: r2, p1: n2, t: s2 === l2 ? 0 : (o2 - s2) / (l2 - s2) };
          }
          screenPointToMercatorRay(t2) {
            const i3 = [t2.x, t2.y, 0, 1], o2 = [t2.x, t2.y, 1, 1];
            return e.transformMat4$1(i3, i3, this.pixelMatrixInverse), e.transformMat4$1(o2, o2, this.pixelMatrixInverse), e.scale$1(i3, i3, 1 / i3[3]), e.scale$1(o2, o2, 1 / o2[3]), i3[2] = e.mercatorZfromAltitude(i3[2], this._center.lat) * this.worldSize, o2[2] = e.mercatorZfromAltitude(o2[2], this._center.lat) * this.worldSize, e.scale$1(i3, i3, 1 / this.worldSize), e.scale$1(o2, o2, 1 / this.worldSize), new e.Ray([i3[0], i3[1], i3[2]], e.normalize([], e.sub([], o2, i3)));
          }
          rayIntersectionCoordinate(t2) {
            const { p0: i3, p1: o2, t: r2 } = t2, n2 = e.mercatorZfromAltitude(i3[2], this._center.lat), a2 = e.mercatorZfromAltitude(o2[2], this._center.lat);
            return new e.MercatorCoordinate(e.number(i3[0], o2[0], r2) / this.worldSize, e.number(i3[1], o2[1], r2) / this.worldSize, e.number(n2, a2, r2));
          }
          pointCoordinate(e2, t2 = this._centerAltitude) {
            return this.projection.pointCoordinate(this, e2.x, e2.y, t2);
          }
          pointCoordinate3D(t2) {
            if (!this.elevation)
              return this.pointCoordinate(t2);
            const i3 = this.elevation;
            let o2 = this.elevation.pointCoordinate(t2);
            if (o2)
              return new e.MercatorCoordinate(o2[0], o2[1], o2[2]);
            let r2 = 0, n2 = this.horizonLineFromTop();
            if (t2.y > n2)
              return this.pointCoordinate(t2);
            const a2 = 0.02 * n2, s2 = t2.clone();
            for (let t3 = 0; t3 < 10 && n2 - r2 > a2; t3++) {
              s2.y = e.number(r2, n2, 0.66);
              const t4 = i3.pointCoordinate(s2);
              t4 ? (n2 = s2.y, o2 = t4) : r2 = s2.y;
            }
            return o2 ? new e.MercatorCoordinate(o2[0], o2[1], o2[2]) : this.pointCoordinate(t2);
          }
          isPointAboveHorizon(e2) {
            if (this.elevation)
              return !this.elevation.pointCoordinate(e2);
            {
              const t2 = this.horizonLineFromTop();
              return e2.y < t2;
            }
          }
          _coordinatePoint(t2, i3) {
            const o2 = i3 && this.elevation ? this.elevation.getAtPointOrZero(t2, this._centerAltitude) : this._centerAltitude, r2 = [t2.x * this.worldSize, t2.y * this.worldSize, o2 + t2.toAltitude(), 1];
            return e.transformMat4$1(r2, r2, this.pixelMatrix), r2[3] > 0 ? new e.pointGeometry(r2[0] / r2[3], r2[1] / r2[3]) : new e.pointGeometry(Number.MAX_VALUE, Number.MAX_VALUE);
          }
          _getBounds(t2, i3) {
            const o2 = new e.pointGeometry(this._edgeInsets.left, this._edgeInsets.top), r2 = new e.pointGeometry(this.width - this._edgeInsets.right, this._edgeInsets.top), n2 = new e.pointGeometry(this.width - this._edgeInsets.right, this.height - this._edgeInsets.bottom), a2 = new e.pointGeometry(this._edgeInsets.left, this.height - this._edgeInsets.bottom);
            let s2 = this.pointCoordinate(o2, t2), l2 = this.pointCoordinate(r2, t2);
            const c2 = this.pointCoordinate(n2, i3), h2 = this.pointCoordinate(a2, i3), _2 = (e2, t3) => (t3.y - e2.y) / (t3.x - e2.x);
            return s2.y > 1 && l2.y >= 0 ? s2 = new e.MercatorCoordinate((1 - h2.y) / _2(h2, s2) + h2.x, 1) : s2.y < 0 && l2.y <= 1 && (s2 = new e.MercatorCoordinate(-h2.y / _2(h2, s2) + h2.x, 0)), l2.y > 1 && s2.y >= 0 ? l2 = new e.MercatorCoordinate((1 - c2.y) / _2(c2, l2) + c2.x, 1) : l2.y < 0 && s2.y <= 1 && (l2 = new e.MercatorCoordinate(-c2.y / _2(c2, l2) + c2.x, 0)), new e.LngLatBounds().extend(this.coordinateLocation(s2)).extend(this.coordinateLocation(l2)).extend(this.coordinateLocation(h2)).extend(this.coordinateLocation(c2));
          }
          _getBounds3D() {
            const e2 = this.elevation;
            if (!e2.visibleDemTiles.length)
              return this._getBounds(0, 0);
            const t2 = e2.visibleDemTiles.reduce((e3, t3) => {
              if (t3.dem) {
                const i3 = t3.dem.tree;
                e3.min = Math.min(e3.min, i3.minimums[0]), e3.max = Math.max(e3.max, i3.maximums[0]);
              }
              return e3;
            }, { min: Number.MAX_VALUE, max: 0 });
            return this._getBounds(t2.min * e2.exaggeration(), t2.max * e2.exaggeration());
          }
          getBounds() {
            return this._terrainEnabled() ? this._getBounds3D() : this._getBounds(0, 0);
          }
          horizonLineFromTop(e2 = true) {
            const t2 = this.height / 2 / Math.tan(this._fov / 2) / Math.tan(Math.max(this._pitch, 0.1)) + this.centerOffset.y, i3 = this.height / 2 - t2 * (1 - this._horizonShift);
            return e2 ? Math.max(0, i3) : i3;
          }
          getMaxBounds() {
            return this.maxBounds;
          }
          setMaxBounds(t2) {
            this.maxBounds = t2, this.minLat = -e.MAX_MERCATOR_LATITUDE, this.maxLat = e.MAX_MERCATOR_LATITUDE, this.minLng = -180, this.maxLng = 180, t2 && (this.minLat = t2.getSouth(), this.maxLat = t2.getNorth(), this.minLng = t2.getWest(), this.maxLng = t2.getEast(), this.maxLng < this.minLng && (this.maxLng += 360)), this.worldMinX = e.mercatorXfromLng(this.minLng) * this.tileSize, this.worldMaxX = e.mercatorXfromLng(this.maxLng) * this.tileSize, this.worldMinY = e.mercatorYfromLat(this.maxLat) * this.tileSize, this.worldMaxY = e.mercatorYfromLat(this.minLat) * this.tileSize, this._constrain();
          }
          calculatePosMatrix(e2, t2) {
            return this.projection.createTileMatrix(this, t2, e2);
          }
          calculateDistanceTileData(t2) {
            const i3 = t2.key, o2 = this._distanceTileDataCache;
            if (o2[i3])
              return o2[i3];
            const r2 = t2.canonical, n2 = 1 / this.height, a2 = this.cameraWorldSize / this.zoomScale(r2.z), s2 = (r2.x + Math.pow(2, r2.z) * t2.wrap) * a2, l2 = r2.y * a2, c2 = this.point, h2 = this.angle, _2 = Math.sin(-h2), u2 = -Math.cos(-h2);
            return o2[i3] = { bearing: [_2, u2], center: [(c2.x - s2) * n2, (c2.y - l2) * n2], scale: a2 / e.EXTENT * n2 }, o2[i3];
          }
          calculateFogTileMatrix(t2) {
            const i3 = t2.key, o2 = this._fogTileMatrixCache;
            if (o2[i3])
              return o2[i3];
            const r2 = this.calculatePosMatrix(t2, this.cameraWorldSize);
            return e.multiply$1(r2, this.worldToFogMatrix, r2), o2[i3] = new Float32Array(r2), o2[i3];
          }
          calculateProjMatrix(t2, i3 = false) {
            const o2 = t2.key, r2 = i3 ? this._alignedProjMatrixCache : this._projMatrixCache;
            if (r2[o2])
              return r2[o2];
            const n2 = this.calculatePosMatrix(t2, this.worldSize);
            return e.multiply$1(n2, this.projection.isReprojectedInTileSpace ? this.mercatorMatrix : i3 ? this.alignedProjMatrix : this.projMatrix, n2), r2[o2] = new Float32Array(n2), r2[o2];
          }
          calculatePixelsToTileUnitsMatrix(t2) {
            const i3 = t2.tileID.key, o2 = this._pixelsToTileUnitsCache;
            if (o2[i3])
              return o2[i3];
            const r2 = function(t3, i4) {
              const { scale: o3 } = t3.tileTransform, r3 = o3 * e.EXTENT / (t3.tileSize * Math.pow(2, i4.zoom - t3.tileID.overscaledZ + t3.tileID.canonical.z));
              return n2 = new Float32Array(4), l2 = (a2 = i4.inverseAdjustmentMatrix)[1], c2 = a2[2], h2 = a2[3], u2 = (s2 = [r3, r3])[1], n2[0] = a2[0] * (_2 = s2[0]), n2[1] = l2 * _2, n2[2] = c2 * u2, n2[3] = h2 * u2, n2;
              var n2, a2, s2, l2, c2, h2, _2, u2;
            }(t2, this);
            return o2[i3] = r2, o2[i3];
          }
          customLayerMatrix() {
            return this.mercatorMatrix.slice();
          }
          recenterOnTerrain() {
            if (!this._elevation)
              return;
            const t2 = this._elevation;
            this._updateCameraState();
            const i3 = e.mercatorZfromAltitude(1, this._center.lat) * this.worldSize, o2 = this._computeCameraPosition(i3), r2 = this._camera.forward(), n2 = e.mercatorZfromAltitude(1, this._center.lat);
            o2[2] /= n2, r2[2] /= n2, e.normalize(r2, r2);
            const a2 = t2.raycast(o2, r2, t2.exaggeration());
            if (a2) {
              const t3 = e.scaleAndAdd([], o2, r2, a2), i4 = new e.MercatorCoordinate(t3[0], t3[1], e.mercatorZfromAltitude(t3[2], e.latFromMercatorY(t3[1]))), s2 = (i4.z + e.length([i4.x - o2[0], i4.y - o2[1], i4.z - o2[2] * n2])) * this._projectionScaler;
              this._seaLevelZoom = this._zoomFromMercatorZ(s2), this._centerAltitude = i4.toAltitude(), this._center = this.coordinateLocation(i4), this._updateZoomFromElevation(), this._constrain(), this._calcMatrices();
            }
          }
          _constrainCameraAltitude() {
            if (!this._elevation)
              return;
            const t2 = this._elevation;
            this._updateCameraState();
            const i3 = e.mercatorZfromAltitude(1, this._center.lat) * this.worldSize, o2 = this._computeCameraPosition(i3), r2 = t2.getAtPointOrZero(new e.MercatorCoordinate(...o2)), n2 = this._minimumHeightOverTerrain() * Math.cos(e.degToRad(this._maxPitch)), a2 = this._camera.position[2] - this.pixelsPerMeter / this.worldSize * r2;
            if (a2 < n2) {
              const t3 = this.locationCoordinate(this._center, this._centerAltitude), i4 = [t3.x - o2[0], t3.y - o2[1], t3.z - o2[2]], r3 = e.length(i4);
              i4[2] -= (n2 - a2) / this._projectionScaler;
              const s2 = e.length(i4);
              if (0 === s2)
                return;
              e.scale$2(i4, i4, r3 / s2 * this._projectionScaler), this._camera.position = [t3.x - i4[0], t3.y - i4[1], t3.z * this._projectionScaler - i4[2]], this._camera.orientation = Po(i4, this._camera.up()), this._updateStateFromCamera();
            }
          }
          _constrain() {
            if (!this.center || !this.width || !this.height || this._constraining)
              return;
            if (this._constraining = true, this.projection.isReprojectedInTileSpace) {
              const t3 = this.center;
              return t3.lat = e.clamp(t3.lat, this.minLat, this.maxLat), !this.maxBounds && this.renderWorldCopies || (t3.lng = e.clamp(t3.lng, this.minLng, this.maxLng)), this.center = t3, void (this._constraining = false);
            }
            const t2 = this._unmodified, { x: i3, y: o2 } = this.point;
            let r2 = 0, n2 = i3, a2 = o2;
            const s2 = this.width / 2, l2 = this.height / 2, c2 = this.worldMinY * this.scale, h2 = this.worldMaxY * this.scale;
            if (o2 - l2 < c2 && (a2 = c2 + l2), o2 + l2 > h2 && (a2 = h2 - l2), h2 - c2 < this.height && (r2 = Math.max(r2, this.height / (h2 - c2)), a2 = (h2 + c2) / 2), this.maxBounds || !this._renderWorldCopies || !this.projection.wrap) {
              const e2 = this.worldMinX * this.scale, t3 = this.worldMaxX * this.scale, o3 = this.worldSize / 2 - (e2 + t3) / 2;
              n2 = (i3 + o3 + this.worldSize) % this.worldSize - o3, n2 - s2 < e2 && (n2 = e2 + s2), n2 + s2 > t3 && (n2 = t3 - s2), t3 - e2 < this.width && (r2 = Math.max(r2, this.width / (t3 - e2)), n2 = (t3 + e2) / 2);
            }
            n2 === i3 && a2 === o2 || (this.center = this.unproject(new e.pointGeometry(n2, a2))), r2 && (this.zoom += this.scaleZoom(r2)), this._constrainCameraAltitude(), this._unmodified = t2, this._constraining = false;
          }
          _minZoomForBounds() {
            let e2 = Math.max(0, this.scaleZoom(this.height / (this.worldMaxY - this.worldMinY)));
            return this.maxBounds && (e2 = Math.max(e2, this.scaleZoom(this.width / (this.worldMaxX - this.worldMinX)))), e2;
          }
          _maxCameraBoundsDistance() {
            return this._mercatorZfromZoom(this._minZoomForBounds());
          }
          _calcMatrices() {
            if (!this.height)
              return;
            const t2 = this._fov / 2, i3 = this.centerOffset, o2 = this.pixelsPerMeter;
            this._projectionScaler = o2 / (e.mercatorZfromAltitude(1, this.center.lat) * this.worldSize), this.cameraToCenterDistance = 0.5 / Math.tan(t2) * this.height * this._projectionScaler, this._updateCameraState(), this._farZ = this.projection.farthestPixelDistance(this), this._nearZ = this.height / 50;
            const r2 = this._camera.getWorldToCamera(this.worldSize, "meters" === this.projection.zAxisUnit ? o2 : 1), n2 = this._camera.getCameraToClipPerspective(this._fov, this.width / this.height, this._nearZ, this._farZ);
            n2[8] = 2 * -i3.x / this.width, n2[9] = 2 * i3.y / this.height;
            let a2 = e.mul([], n2, r2);
            if (this.projection.isReprojectedInTileSpace) {
              const t3 = this.locationCoordinate(this.center), i4 = e.identity([]);
              e.translate(i4, i4, [t3.x * this.worldSize, t3.y * this.worldSize, 0]), e.multiply$1(i4, i4, Ro(this)), e.translate(i4, i4, [-t3.x * this.worldSize, -t3.y * this.worldSize, 0]), e.multiply$1(a2, a2, i4), this.inverseAdjustmentMatrix = function(e2) {
                const t4 = Ro(e2, true);
                return v([], [t4[0], t4[1], t4[4], t4[5]]);
              }(this);
            } else
              this.inverseAdjustmentMatrix = [1, 0, 0, 1];
            this.mercatorMatrix = e.scale([], a2, [this.worldSize, this.worldSize, this.worldSize / o2, 1]), this.projMatrix = a2, this.invProjMatrix = e.invert(new Float64Array(16), this.projMatrix);
            const s2 = new Float32Array(16);
            e.identity(s2), e.scale(s2, s2, [1, -1, 1]), e.rotateX(s2, s2, this._pitch), e.rotateZ(s2, s2, this.angle);
            const l2 = e.perspective(new Float32Array(16), this._fov, this.width / this.height, this._nearZ, this._farZ), c2 = (Math.PI / 2 - this._pitch) * (this.height / this._fov) * this._horizonShift;
            l2[8] = 2 * -i3.x / this.width, l2[9] = 2 * (i3.y + c2) / this.height, this.skyboxMatrix = e.multiply$1(s2, l2, s2);
            const h2 = this.point, _2 = h2.x, u2 = h2.y, d2 = this.width % 2 / 2, p2 = this.height % 2 / 2, m2 = Math.cos(this.angle), f2 = Math.sin(this.angle), g2 = _2 - Math.round(_2) + m2 * d2 + f2 * p2, x2 = u2 - Math.round(u2) + m2 * p2 + f2 * d2, y2 = new Float64Array(a2);
            if (e.translate(y2, y2, [g2 > 0.5 ? g2 - 1 : g2, x2 > 0.5 ? x2 - 1 : x2, 0]), this.alignedProjMatrix = y2, a2 = e.create(), e.scale(a2, a2, [this.width / 2, -this.height / 2, 1]), e.translate(a2, a2, [1, -1, 0]), this.labelPlaneMatrix = a2, a2 = e.create(), e.scale(a2, a2, [1, -1, 1]), e.translate(a2, a2, [-1, -1, 0]), e.scale(a2, a2, [2 / this.width, 2 / this.height, 1]), this.glCoordMatrix = a2, this.pixelMatrix = e.multiply$1(new Float64Array(16), this.labelPlaneMatrix, this.projMatrix), this._calcFogMatrices(), this._distanceTileDataCache = {}, a2 = e.invert(new Float64Array(16), this.pixelMatrix), !a2)
              throw new Error("failed to invert matrix");
            this.pixelMatrixInverse = a2, this.globeMatrix = "globe" === this.projection.name ? e.calculateGlobeMatrix(this) : a2, this._projMatrixCache = {}, this._alignedProjMatrixCache = {}, this._pixelsToTileUnitsCache = {};
          }
          _calcFogMatrices() {
            this._fogTileMatrixCache = {};
            const t2 = this.cameraWorldSize, i3 = this.cameraPixelsPerMeter, o2 = this._camera.position, r2 = 1 / this.height, n2 = [t2, t2, i3];
            e.scale$2(n2, n2, r2), e.scale$2(o2, o2, -1), e.multiply$2(o2, o2, n2);
            const a2 = e.create();
            e.translate(a2, a2, o2), e.scale(a2, a2, n2), this.mercatorFogMatrix = a2, this.worldToFogMatrix = this._camera.getWorldToCameraPosition(t2, i3, r2);
          }
          _computeCameraPosition(e2) {
            const t2 = (e2 = e2 || this.pixelsPerMeter) / this.pixelsPerMeter, i3 = this._camera.forward(), o2 = this.point, r2 = this._mercatorZfromZoom(this._seaLevelZoom ? this._seaLevelZoom : this._zoom) * t2 - e2 / this.worldSize * this._centerAltitude;
            return [o2.x / this.worldSize - i3[0] * r2, o2.y / this.worldSize - i3[1] * r2, e2 / this.worldSize * this._centerAltitude - i3[2] * r2];
          }
          _updateCameraState() {
            this.height && (this._camera.setPitchBearing(this._pitch, this.angle), this._camera.position = this._computeCameraPosition());
          }
          _translateCameraConstrained(t2) {
            const i3 = this._maxCameraBoundsDistance() * Math.cos(this._pitch), o2 = t2[2];
            let r2 = 1;
            o2 > 0 && (r2 = Math.min((i3 - this._camera.position[2]) / o2, 1)), this._camera.position = e.scaleAndAdd([], this._camera.position, t2, r2), this._updateStateFromCamera(), this.projection.wrap && (this.center = this.center.wrap());
          }
          _updateStateFromCamera() {
            const t2 = this._camera.position, i3 = this._camera.forward(), { pitch: o2, bearing: r2 } = this._camera.getPitchBearing(), n2 = e.mercatorZfromAltitude(this._centerAltitude, this.center.lat) * this._projectionScaler, a2 = this._mercatorZfromZoom(this._maxZoom) * Math.cos(e.degToRad(this._maxPitch)), s2 = Math.max((t2[2] - n2) / Math.cos(o2), a2), l2 = this._zoomFromMercatorZ(s2);
            e.scaleAndAdd(t2, t2, i3, s2), this._pitch = e.clamp(o2, e.degToRad(this.minPitch), e.degToRad(this.maxPitch)), this.angle = e.wrap(r2, -Math.PI, Math.PI), this._setZoom(e.clamp(l2, this._minZoom, this._maxZoom)), this._updateSeaLevelZoom(), this._center = this.coordinateLocation(new e.MercatorCoordinate(t2[0], t2[1], t2[2])), this._unmodified = false, this._constrain(), this._calcMatrices();
          }
          _worldSizeFromZoom(e2) {
            return Math.pow(2, e2) * this.tileSize;
          }
          _mercatorZfromZoom(e2) {
            return this.cameraToCenterDistance / this._worldSizeFromZoom(e2);
          }
          _minimumHeightOverTerrain() {
            const e2 = Math.min((null != this._seaLevelZoom ? this._seaLevelZoom : this._zoom) + 2, this._maxZoom);
            return this._mercatorZfromZoom(e2);
          }
          _zoomFromMercatorZ(e2) {
            return this.scaleZoom(this.cameraToCenterDistance / (e2 * this.tileSize));
          }
          _terrainEnabled() {
            return !(!this._elevation || !this.projection.supportsTerrain && (e.warnOnce("Terrain is not yet supported with alternate projections. Use mercator to enable terrain."), 1));
          }
          anyCornerOffEdge(t2, i3) {
            const o2 = Math.min(t2.x, i3.x), r2 = Math.max(t2.x, i3.x), n2 = Math.min(t2.y, i3.y), a2 = Math.max(t2.y, i3.y);
            if (n2 < this.horizonLineFromTop(false))
              return true;
            if ("mercator" !== this.projection.name)
              return false;
            const s2 = [new e.pointGeometry(o2, n2), new e.pointGeometry(r2, a2), new e.pointGeometry(o2, a2), new e.pointGeometry(r2, n2)], l2 = this.renderWorldCopies ? -3 : 0, c2 = this.renderWorldCopies ? 4 : 1;
            for (const e2 of s2) {
              const t3 = this.pointRayIntersection(e2);
              if (t3.t < 0)
                return true;
              const i4 = this.rayIntersectionCoordinate(t3);
              if (i4.x < l2 || i4.y < 0 || i4.x > c2 || i4.y > 1)
                return true;
            }
            return false;
          }
          isHorizonVisible() {
            return this.pitch + e.radToDeg(this.fovAboveCenter) > 88 || this.anyCornerOffEdge(new e.pointGeometry(0, 0), new e.pointGeometry(this.width, this.height));
          }
          zoomDeltaToMovement(t2, i3) {
            const o2 = e.length(e.sub([], this._camera.position, t2)), r2 = this._zoomFromMercatorZ(o2) + i3;
            return o2 - this._mercatorZfromZoom(r2);
          }
          getCameraPoint() {
            const t2 = Math.tan(this._pitch) * (this.cameraToCenterDistance || 1);
            return this.centerPoint.add(new e.pointGeometry(0, t2));
          }
        }
        function Go(e2, t2) {
          let i3 = false, o2 = null;
          const r2 = () => {
            o2 = null, i3 && (e2(), o2 = setTimeout(r2, t2), i3 = false);
          };
          return () => (i3 = true, o2 || r2(), o2);
        }
        class jo {
          constructor(t2) {
            this._hashName = t2 && encodeURIComponent(t2), e.bindAll(["_getCurrentHash", "_onHashChange", "_updateHash"], this), this._updateHash = Go(this._updateHashUnthrottled.bind(this), 300);
          }
          addTo(t2) {
            return this._map = t2, e.window.addEventListener("hashchange", this._onHashChange, false), t2.on("moveend", this._updateHash), this;
          }
          remove() {
            return this._map ? (this._map.off("moveend", this._updateHash), e.window.removeEventListener("hashchange", this._onHashChange, false), clearTimeout(this._updateHash()), this._map = void 0, this) : this;
          }
          getHashString(t2) {
            const i3 = this._map;
            if (!i3)
              return "";
            const o2 = i3.getCenter(), r2 = Math.round(100 * i3.getZoom()) / 100, n2 = Math.ceil((r2 * Math.LN2 + Math.log(512 / 360 / 0.5)) / Math.LN10), a2 = Math.pow(10, n2), s2 = Math.round(o2.lng * a2) / a2, l2 = Math.round(o2.lat * a2) / a2, c2 = i3.getBearing(), h2 = i3.getPitch();
            let _2 = "";
            if (_2 += t2 ? `/${s2}/${l2}/${r2}` : `${r2}/${l2}/${s2}`, (c2 || h2) && (_2 += "/" + Math.round(10 * c2) / 10), h2 && (_2 += `/${Math.round(h2)}`), this._hashName) {
              const t3 = this._hashName;
              let i4 = false;
              const o3 = e.window.location.hash.slice(1).split("&").map((e2) => {
                const o4 = e2.split("=")[0];
                return o4 === t3 ? (i4 = true, `${o4}=${_2}`) : e2;
              }).filter((e2) => e2);
              return i4 || o3.push(`${t3}=${_2}`), `#${o3.join("&")}`;
            }
            return `#${_2}`;
          }
          _getCurrentHash() {
            const t2 = e.window.location.hash.replace("#", "");
            if (this._hashName) {
              let e2;
              return t2.split("&").map((e3) => e3.split("=")).forEach((t3) => {
                t3[0] === this._hashName && (e2 = t3);
              }), (e2 && e2[1] || "").split("/");
            }
            return t2.split("/");
          }
          _onHashChange() {
            const e2 = this._map;
            if (!e2)
              return false;
            const t2 = this._getCurrentHash();
            if (t2.length >= 3 && !t2.some((e3) => isNaN(e3))) {
              const i3 = e2.dragRotate.isEnabled() && e2.touchZoomRotate.isEnabled() ? +(t2[3] || 0) : e2.getBearing();
              return e2.jumpTo({ center: [+t2[2], +t2[1]], zoom: +t2[0], bearing: i3, pitch: +(t2[4] || 0) }), true;
            }
            return false;
          }
          _updateHashUnthrottled() {
            const t2 = e.window.location.href.replace(/(#.+)?$/, this.getHashString());
            e.window.history.replaceState(e.window.history.state, null, t2);
          }
        }
        const Zo = { linearity: 0.3, easing: e.bezier(0, 0, 0.3, 1) }, Vo = e.extend({ deceleration: 2500, maxSpeed: 1400 }, Zo), Wo = e.extend({ deceleration: 20, maxSpeed: 1400 }, Zo), qo = e.extend({ deceleration: 1e3, maxSpeed: 360 }, Zo), Xo = e.extend({ deceleration: 1e3, maxSpeed: 90 }, Zo);
        class $o {
          constructor(e2) {
            this._map = e2, this.clear();
          }
          clear() {
            this._inertiaBuffer = [];
          }
          record(t2) {
            this._drainInertiaBuffer(), this._inertiaBuffer.push({ time: e.exported.now(), settings: t2 });
          }
          _drainInertiaBuffer() {
            const t2 = this._inertiaBuffer, i3 = e.exported.now();
            for (; t2.length > 0 && i3 - t2[0].time > 160; )
              t2.shift();
          }
          _onMoveEnd(t2) {
            if (this._drainInertiaBuffer(), this._inertiaBuffer.length < 2)
              return;
            const i3 = { zoom: 0, bearing: 0, pitch: 0, pan: new e.pointGeometry(0, 0), pinchAround: void 0, around: void 0 };
            for (const { settings: e2 } of this._inertiaBuffer)
              i3.zoom += e2.zoomDelta || 0, i3.bearing += e2.bearingDelta || 0, i3.pitch += e2.pitchDelta || 0, e2.panDelta && i3.pan._add(e2.panDelta), e2.around && (i3.around = e2.around), e2.pinchAround && (i3.pinchAround = e2.pinchAround);
            const o2 = this._inertiaBuffer[this._inertiaBuffer.length - 1].time - this._inertiaBuffer[0].time, r2 = {};
            if (i3.pan.mag()) {
              const n2 = Ko(i3.pan.mag(), o2, e.extend({}, Vo, t2 || {}));
              r2.offset = i3.pan.mult(n2.amount / i3.pan.mag()), r2.center = this._map.transform.center, Ho(r2, n2);
            }
            if (i3.zoom) {
              const e2 = Ko(i3.zoom, o2, Wo);
              r2.zoom = this._map.transform.zoom + e2.amount, Ho(r2, e2);
            }
            if (i3.bearing) {
              const t3 = Ko(i3.bearing, o2, qo);
              r2.bearing = this._map.transform.bearing + e.clamp(t3.amount, -179, 179), Ho(r2, t3);
            }
            if (i3.pitch) {
              const e2 = Ko(i3.pitch, o2, Xo);
              r2.pitch = this._map.transform.pitch + e2.amount, Ho(r2, e2);
            }
            if (r2.zoom || r2.bearing) {
              const e2 = void 0 === i3.pinchAround ? i3.around : i3.pinchAround;
              r2.around = e2 ? this._map.unproject(e2) : this._map.getCenter();
            }
            return this.clear(), r2.noMoveStart = true, r2;
          }
        }
        function Ho(e2, t2) {
          (!e2.duration || e2.duration < t2.duration) && (e2.duration = t2.duration, e2.easing = t2.easing);
        }
        function Ko(t2, i3, o2) {
          const { maxSpeed: r2, linearity: n2, deceleration: a2 } = o2, s2 = e.clamp(t2 * n2 / (i3 / 1e3), -r2, r2), l2 = Math.abs(s2) / (a2 * n2);
          return { easing: o2.easing, duration: 1e3 * l2, amount: s2 * (l2 / 2) };
        }
        class Yo extends e.Event {
          preventDefault() {
            this._defaultPrevented = true;
          }
          get defaultPrevented() {
            return this._defaultPrevented;
          }
          constructor(t2, i3, o2, r2 = {}) {
            const n2 = p(i3.getCanvasContainer(), o2), a2 = i3.unproject(n2);
            super(t2, e.extend({ point: n2, lngLat: a2, originalEvent: o2 }, r2)), this._defaultPrevented = false, this.target = i3;
          }
        }
        class Jo extends e.Event {
          preventDefault() {
            this._defaultPrevented = true;
          }
          get defaultPrevented() {
            return this._defaultPrevented;
          }
          constructor(t2, i3, o2) {
            const r2 = "touchend" === t2 ? o2.changedTouches : o2.touches, n2 = m(i3.getCanvasContainer(), r2), a2 = n2.map((e2) => i3.unproject(e2)), s2 = n2.reduce((e2, t3, i4, o3) => e2.add(t3.div(o3.length)), new e.pointGeometry(0, 0));
            super(t2, { points: n2, point: s2, lngLats: a2, lngLat: i3.unproject(s2), originalEvent: o2 }), this._defaultPrevented = false;
          }
        }
        class Qo extends e.Event {
          preventDefault() {
            this._defaultPrevented = true;
          }
          get defaultPrevented() {
            return this._defaultPrevented;
          }
          constructor(e2, t2, i3) {
            super(e2, { originalEvent: i3 }), this._defaultPrevented = false;
          }
        }
        class er {
          constructor(e2, t2) {
            this._map = e2, this._clickTolerance = t2.clickTolerance;
          }
          reset() {
            this._mousedownPos = void 0;
          }
          wheel(e2) {
            return this._firePreventable(new Qo(e2.type, this._map, e2));
          }
          mousedown(e2, t2) {
            return this._mousedownPos = t2, this._firePreventable(new Yo(e2.type, this._map, e2));
          }
          mouseup(e2) {
            this._map.fire(new Yo(e2.type, this._map, e2));
          }
          preclick(t2) {
            const i3 = e.extend({}, t2);
            i3.type = "preclick", this._map.fire(new Yo(i3.type, this._map, i3));
          }
          click(e2, t2) {
            this._mousedownPos && this._mousedownPos.dist(t2) >= this._clickTolerance || (this.preclick(e2), this._map.fire(new Yo(e2.type, this._map, e2)));
          }
          dblclick(e2) {
            return this._firePreventable(new Yo(e2.type, this._map, e2));
          }
          mouseover(e2) {
            this._map.fire(new Yo(e2.type, this._map, e2));
          }
          mouseout(e2) {
            this._map.fire(new Yo(e2.type, this._map, e2));
          }
          touchstart(e2) {
            return this._firePreventable(new Jo(e2.type, this._map, e2));
          }
          touchmove(e2) {
            this._map.fire(new Jo(e2.type, this._map, e2));
          }
          touchend(e2) {
            this._map.fire(new Jo(e2.type, this._map, e2));
          }
          touchcancel(e2) {
            this._map.fire(new Jo(e2.type, this._map, e2));
          }
          _firePreventable(e2) {
            if (this._map.fire(e2), e2.defaultPrevented)
              return {};
          }
          isEnabled() {
            return true;
          }
          isActive() {
            return false;
          }
          enable() {
          }
          disable() {
          }
        }
        class tr {
          constructor(e2) {
            this._map = e2;
          }
          reset() {
            this._delayContextMenu = false, this._contextMenuEvent = void 0;
          }
          mousemove(e2) {
            this._map.fire(new Yo(e2.type, this._map, e2));
          }
          mousedown() {
            this._delayContextMenu = true;
          }
          mouseup() {
            this._delayContextMenu = false, this._contextMenuEvent && (this._map.fire(new Yo("contextmenu", this._map, this._contextMenuEvent)), delete this._contextMenuEvent);
          }
          contextmenu(e2) {
            this._delayContextMenu ? this._contextMenuEvent = e2 : this._map.fire(new Yo(e2.type, this._map, e2)), this._map.listens("contextmenu") && e2.preventDefault();
          }
          isEnabled() {
            return true;
          }
          isActive() {
            return false;
          }
          enable() {
          }
          disable() {
          }
        }
        class ir {
          constructor(e2, t2) {
            this._map = e2, this._el = e2.getCanvasContainer(), this._container = e2.getContainer(), this._clickTolerance = t2.clickTolerance || 1;
          }
          isEnabled() {
            return !!this._enabled;
          }
          isActive() {
            return !!this._active;
          }
          enable() {
            this.isEnabled() || (this._enabled = true);
          }
          disable() {
            this.isEnabled() && (this._enabled = false);
          }
          mousedown(e2, t2) {
            this.isEnabled() && e2.shiftKey && 0 === e2.button && (h(), this._startPos = this._lastPos = t2, this._active = true);
          }
          mousemoveWindow(e2, t2) {
            if (!this._active)
              return;
            const i3 = t2;
            if (this._lastPos.equals(i3) || !this._box && i3.dist(this._startPos) < this._clickTolerance)
              return;
            const o2 = this._startPos;
            this._lastPos = i3, this._box || (this._box = n("div", "mapboxgl-boxzoom", this._container), this._container.classList.add("mapboxgl-crosshair"), this._fireEvent("boxzoomstart", e2));
            const r2 = Math.min(o2.x, i3.x), a2 = Math.max(o2.x, i3.x), s2 = Math.min(o2.y, i3.y), l2 = Math.max(o2.y, i3.y);
            this._map._requestDomTask(() => {
              this._box && (this._box.style.transform = `translate(${r2}px,${s2}px)`, this._box.style.width = a2 - r2 + "px", this._box.style.height = l2 - s2 + "px");
            });
          }
          mouseupWindow(t2, i3) {
            if (!this._active)
              return;
            if (0 !== t2.button)
              return;
            const o2 = this._startPos, r2 = i3;
            if (this.reset(), d(), o2.x !== r2.x || o2.y !== r2.y)
              return this._map.fire(new e.Event("boxzoomend", { originalEvent: t2 })), { cameraAnimation: (e2) => e2.fitScreenCoordinates(o2, r2, this._map.getBearing(), { linear: false }) };
            this._fireEvent("boxzoomcancel", t2);
          }
          keydown(e2) {
            this._active && 27 === e2.keyCode && (this.reset(), this._fireEvent("boxzoomcancel", e2));
          }
          blur() {
            this.reset();
          }
          reset() {
            this._active = false, this._container.classList.remove("mapboxgl-crosshair"), this._box && (this._box.remove(), this._box = null), _(), delete this._startPos, delete this._lastPos;
          }
          _fireEvent(t2, i3) {
            return this._map.fire(new e.Event(t2, { originalEvent: i3 }));
          }
        }
        function or(e2, t2) {
          const i3 = {};
          for (let o2 = 0; o2 < e2.length; o2++)
            i3[e2[o2].identifier] = t2[o2];
          return i3;
        }
        class rr {
          constructor(e2) {
            this.reset(), this.numTouches = e2.numTouches;
          }
          reset() {
            this.centroid = void 0, this.startTime = 0, this.touches = {}, this.aborted = false;
          }
          touchstart(t2, i3, o2) {
            (this.centroid || o2.length > this.numTouches) && (this.aborted = true), this.aborted || (0 === this.startTime && (this.startTime = t2.timeStamp), o2.length === this.numTouches && (this.centroid = function(t3) {
              const i4 = new e.pointGeometry(0, 0);
              for (const e2 of t3)
                i4._add(e2);
              return i4.div(t3.length);
            }(i3), this.touches = or(o2, i3)));
          }
          touchmove(e2, t2, i3) {
            if (this.aborted || !this.centroid)
              return;
            const o2 = or(i3, t2);
            for (const e3 in this.touches) {
              const t3 = this.touches[e3], i4 = o2[e3];
              (!i4 || i4.dist(t3) > 30) && (this.aborted = true);
            }
          }
          touchend(e2, t2, i3) {
            if ((!this.centroid || e2.timeStamp - this.startTime > 500) && (this.aborted = true), 0 === i3.length) {
              const e3 = !this.aborted && this.centroid;
              if (this.reset(), e3)
                return e3;
            }
          }
        }
        class nr {
          constructor(e2) {
            this.singleTap = new rr(e2), this.numTaps = e2.numTaps, this.reset();
          }
          reset() {
            this.lastTime = 1 / 0, this.lastTap = void 0, this.count = 0, this.singleTap.reset();
          }
          touchstart(e2, t2, i3) {
            this.singleTap.touchstart(e2, t2, i3);
          }
          touchmove(e2, t2, i3) {
            this.singleTap.touchmove(e2, t2, i3);
          }
          touchend(e2, t2, i3) {
            const o2 = this.singleTap.touchend(e2, t2, i3);
            if (o2) {
              const t3 = e2.timeStamp - this.lastTime < 500, i4 = !this.lastTap || this.lastTap.dist(o2) < 30;
              if (t3 && i4 || this.reset(), this.count++, this.lastTime = e2.timeStamp, this.lastTap = o2, this.count === this.numTaps)
                return this.reset(), o2;
            }
          }
        }
        class ar {
          constructor() {
            this._zoomIn = new nr({ numTouches: 1, numTaps: 2 }), this._zoomOut = new nr({ numTouches: 2, numTaps: 1 }), this.reset();
          }
          reset() {
            this._active = false, this._zoomIn.reset(), this._zoomOut.reset();
          }
          touchstart(e2, t2, i3) {
            this._zoomIn.touchstart(e2, t2, i3), this._zoomOut.touchstart(e2, t2, i3);
          }
          touchmove(e2, t2, i3) {
            this._zoomIn.touchmove(e2, t2, i3), this._zoomOut.touchmove(e2, t2, i3);
          }
          touchend(e2, t2, i3) {
            const o2 = this._zoomIn.touchend(e2, t2, i3), r2 = this._zoomOut.touchend(e2, t2, i3);
            return o2 ? (this._active = true, e2.preventDefault(), setTimeout(() => this.reset(), 0), { cameraAnimation: (t3) => t3.easeTo({ duration: 300, zoom: t3.getZoom() + 1, around: t3.unproject(o2) }, { originalEvent: e2 }) }) : r2 ? (this._active = true, e2.preventDefault(), setTimeout(() => this.reset(), 0), { cameraAnimation: (t3) => t3.easeTo({ duration: 300, zoom: t3.getZoom() - 1, around: t3.unproject(r2) }, { originalEvent: e2 }) }) : void 0;
          }
          touchcancel() {
            this.reset();
          }
          enable() {
            this._enabled = true;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
        }
        const sr = { 0: 1, 2: 2 };
        class lr {
          constructor(e2) {
            this.reset(), this._clickTolerance = e2.clickTolerance || 1;
          }
          blur() {
            this.reset();
          }
          reset() {
            this._active = false, this._moved = false, this._lastPoint = void 0, this._eventButton = void 0;
          }
          _correctButton(e2, t2) {
            return false;
          }
          _move(e2, t2) {
            return {};
          }
          mousedown(e2, t2) {
            if (this._lastPoint)
              return;
            const i3 = f(e2);
            this._correctButton(e2, i3) && (this._lastPoint = t2, this._eventButton = i3);
          }
          mousemoveWindow(e2, t2) {
            const i3 = this._lastPoint;
            if (i3) {
              if (e2.preventDefault(), null != this._eventButton && function(e3, t3) {
                const i4 = sr[t3];
                return void 0 === e3.buttons || (e3.buttons & i4) !== i4;
              }(e2, this._eventButton))
                this.reset();
              else if (this._moved || !(t2.dist(i3) < this._clickTolerance))
                return this._moved = true, this._lastPoint = t2, this._move(i3, t2);
            }
          }
          mouseupWindow(e2) {
            this._lastPoint && f(e2) === this._eventButton && (this._moved && d(), this.reset());
          }
          enable() {
            this._enabled = true;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
        }
        class cr extends lr {
          mousedown(e2, t2) {
            super.mousedown(e2, t2), this._lastPoint && (this._active = true);
          }
          _correctButton(e2, t2) {
            return 0 === t2 && !e2.ctrlKey;
          }
          _move(e2, t2) {
            return { around: t2, panDelta: t2.sub(e2) };
          }
        }
        class hr extends lr {
          _correctButton(e2, t2) {
            return 0 === t2 && e2.ctrlKey || 2 === t2;
          }
          _move(e2, t2) {
            const i3 = 0.8 * (t2.x - e2.x);
            if (i3)
              return this._active = true, { bearingDelta: i3 };
          }
          contextmenu(e2) {
            e2.preventDefault();
          }
        }
        class _r extends lr {
          _correctButton(e2, t2) {
            return 0 === t2 && e2.ctrlKey || 2 === t2;
          }
          _move(e2, t2) {
            const i3 = -0.5 * (t2.y - e2.y);
            if (i3)
              return this._active = true, { pitchDelta: i3 };
          }
          contextmenu(e2) {
            e2.preventDefault();
          }
        }
        class ur {
          constructor(t2, i3) {
            this._map = t2, this._el = t2.getCanvasContainer(), this._minTouches = 1, this._clickTolerance = i3.clickTolerance || 1, this.reset(), e.bindAll(["_addTouchPanBlocker", "_showTouchPanBlockerAlert"], this);
          }
          reset() {
            this._active = false, this._touches = {}, this._sum = new e.pointGeometry(0, 0);
          }
          touchstart(e2, t2, i3) {
            return this._calculateTransform(e2, t2, i3);
          }
          touchmove(e2, t2, i3) {
            if (this._active && !(i3.length < this._minTouches)) {
              if (this._map._cooperativeGestures && !this._map.isMoving()) {
                if (1 === i3.length)
                  return void this._showTouchPanBlockerAlert();
                "hidden" !== this._alertContainer.style.visibility && (this._alertContainer.style.visibility = "hidden", clearTimeout(this._alertTimer));
              }
              return e2.preventDefault(), this._calculateTransform(e2, t2, i3);
            }
          }
          touchend(e2, t2, i3) {
            this._calculateTransform(e2, t2, i3), this._active && i3.length < this._minTouches && this.reset();
          }
          touchcancel() {
            this.reset();
          }
          _calculateTransform(t2, i3, o2) {
            o2.length > 0 && (this._active = true);
            const r2 = or(o2, i3), n2 = new e.pointGeometry(0, 0), a2 = new e.pointGeometry(0, 0);
            let s2 = 0;
            for (const e2 in r2) {
              const t3 = r2[e2], i4 = this._touches[e2];
              i4 && (n2._add(t3), a2._add(t3.sub(i4)), s2++, r2[e2] = t3);
            }
            if (this._touches = r2, s2 < this._minTouches || !a2.mag())
              return;
            const l2 = a2.div(s2);
            return this._sum._add(l2), this._sum.mag() < this._clickTolerance ? void 0 : { around: n2.div(s2), panDelta: l2 };
          }
          enable() {
            this._enabled = true, this._map._cooperativeGestures && (this._addTouchPanBlocker(), this._el.classList.add("mapboxgl-touch-pan-blocker-override", "mapboxgl-scrollable-page"));
          }
          disable() {
            this._enabled = false, this._map._cooperativeGestures && (clearTimeout(this._alertTimer), this._alertContainer.remove(), this._el.classList.remove("mapboxgl-touch-pan-blocker-override", "mapboxgl-scrollable-page")), this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
          _addTouchPanBlocker() {
            this._map && !this._alertContainer && (this._alertContainer = n("div", "mapboxgl-touch-pan-blocker", this._map._container), this._alertContainer.textContent = this._map._getUIString("TouchPanBlocker.Message"), this._alertContainer.style.fontSize = `${Math.max(10, Math.min(24, Math.floor(0.05 * this._el.clientWidth)))}px`);
          }
          _showTouchPanBlockerAlert() {
            "hidden" === this._alertContainer.style.visibility && (this._alertContainer.style.visibility = "visible"), this._alertContainer.classList.add("mapboxgl-touch-pan-blocker-show"), clearTimeout(this._alertTimer), this._alertTimer = setTimeout(() => {
              this._alertContainer.classList.remove("mapboxgl-touch-pan-blocker-show");
            }, 500);
          }
        }
        class dr {
          constructor() {
            this.reset();
          }
          reset() {
            this._active = false, this._firstTwoTouches = void 0;
          }
          _start(e2) {
          }
          _move(e2, t2, i3) {
            return {};
          }
          touchstart(e2, t2, i3) {
            this._firstTwoTouches || i3.length < 2 || (this._firstTwoTouches = [i3[0].identifier, i3[1].identifier], this._start([t2[0], t2[1]]));
          }
          touchmove(e2, t2, i3) {
            const o2 = this._firstTwoTouches;
            if (!o2)
              return;
            e2.preventDefault();
            const [r2, n2] = o2, a2 = pr(i3, t2, r2), s2 = pr(i3, t2, n2);
            if (!a2 || !s2)
              return;
            const l2 = this._aroundCenter ? null : a2.add(s2).div(2);
            return this._move([a2, s2], l2, e2);
          }
          touchend(e2, t2, i3) {
            if (!this._firstTwoTouches)
              return;
            const [o2, r2] = this._firstTwoTouches, n2 = pr(i3, t2, o2), a2 = pr(i3, t2, r2);
            n2 && a2 || (this._active && d(), this.reset());
          }
          touchcancel() {
            this.reset();
          }
          enable(e2) {
            this._enabled = true, this._aroundCenter = !!e2 && "center" === e2.around;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
        }
        function pr(e2, t2, i3) {
          for (let o2 = 0; o2 < e2.length; o2++)
            if (e2[o2].identifier === i3)
              return t2[o2];
        }
        function mr(e2, t2) {
          return Math.log(e2 / t2) / Math.LN2;
        }
        class fr extends dr {
          reset() {
            super.reset(), this._distance = 0, this._startDistance = 0;
          }
          _start(e2) {
            this._startDistance = this._distance = e2[0].dist(e2[1]);
          }
          _move(e2, t2) {
            const i3 = this._distance;
            if (this._distance = e2[0].dist(e2[1]), this._active || !(Math.abs(mr(this._distance, this._startDistance)) < 0.1))
              return this._active = true, { zoomDelta: mr(this._distance, i3), pinchAround: t2 };
          }
        }
        function gr(e2, t2) {
          return 180 * e2.angleWith(t2) / Math.PI;
        }
        class vr extends dr {
          reset() {
            super.reset(), this._minDiameter = 0, this._startVector = void 0, this._vector = void 0;
          }
          _start(e2) {
            this._startVector = this._vector = e2[0].sub(e2[1]), this._minDiameter = e2[0].dist(e2[1]);
          }
          _move(e2, t2) {
            const i3 = this._vector;
            if (this._vector = e2[0].sub(e2[1]), this._active || !this._isBelowThreshold(this._vector))
              return this._active = true, { bearingDelta: gr(this._vector, i3), pinchAround: t2 };
          }
          _isBelowThreshold(e2) {
            this._minDiameter = Math.min(this._minDiameter, e2.mag());
            const t2 = 25 / (Math.PI * this._minDiameter) * 360, i3 = gr(e2, this._startVector);
            return Math.abs(i3) < t2;
          }
        }
        function xr(e2) {
          return Math.abs(e2.y) > Math.abs(e2.x);
        }
        class yr extends dr {
          constructor(e2) {
            super(), this._map = e2;
          }
          reset() {
            super.reset(), this._valid = void 0, this._firstMove = void 0, this._lastPoints = void 0;
          }
          _start(e2) {
            this._lastPoints = e2, xr(e2[0].sub(e2[1])) && (this._valid = false);
          }
          _move(e2, t2, i3) {
            const o2 = this._lastPoints;
            if (!o2)
              return;
            const r2 = e2[0].sub(o2[0]), n2 = e2[1].sub(o2[1]);
            return this._map._cooperativeGestures && i3.touches.length < 3 || (this._valid = this.gestureBeginsVertically(r2, n2, i3.timeStamp), !this._valid) ? void 0 : (this._lastPoints = e2, this._active = true, { pitchDelta: (r2.y + n2.y) / 2 * -0.5 });
          }
          gestureBeginsVertically(e2, t2, i3) {
            if (void 0 !== this._valid)
              return this._valid;
            const o2 = e2.mag() >= 2, r2 = t2.mag() >= 2;
            if (!o2 && !r2)
              return;
            if (!o2 || !r2)
              return null == this._firstMove && (this._firstMove = i3), i3 - this._firstMove < 100 && void 0;
            const n2 = e2.y > 0 == t2.y > 0;
            return xr(e2) && xr(t2) && n2;
          }
        }
        const br = { panStep: 100, bearingStep: 15, pitchStep: 10 };
        class wr {
          constructor() {
            const e2 = br;
            this._panStep = e2.panStep, this._bearingStep = e2.bearingStep, this._pitchStep = e2.pitchStep, this._rotationDisabled = false;
          }
          blur() {
            this.reset();
          }
          reset() {
            this._active = false;
          }
          keydown(e2) {
            if (e2.altKey || e2.ctrlKey || e2.metaKey)
              return;
            let t2 = 0, i3 = 0, o2 = 0, r2 = 0, n2 = 0;
            switch (e2.keyCode) {
              case 61:
              case 107:
              case 171:
              case 187:
                t2 = 1;
                break;
              case 189:
              case 109:
              case 173:
                t2 = -1;
                break;
              case 37:
                e2.shiftKey ? i3 = -1 : (e2.preventDefault(), r2 = -1);
                break;
              case 39:
                e2.shiftKey ? i3 = 1 : (e2.preventDefault(), r2 = 1);
                break;
              case 38:
                e2.shiftKey ? o2 = 1 : (e2.preventDefault(), n2 = -1);
                break;
              case 40:
                e2.shiftKey ? o2 = -1 : (e2.preventDefault(), n2 = 1);
                break;
              default:
                return;
            }
            return this._rotationDisabled && (i3 = 0, o2 = 0), { cameraAnimation: (a2) => {
              const s2 = a2.getZoom();
              a2.easeTo({ duration: 300, easeId: "keyboardHandler", easing: Tr, zoom: t2 ? Math.round(s2) + t2 * (e2.shiftKey ? 2 : 1) : s2, bearing: a2.getBearing() + i3 * this._bearingStep, pitch: a2.getPitch() + o2 * this._pitchStep, offset: [-r2 * this._panStep, -n2 * this._panStep], center: a2.getCenter() }, { originalEvent: e2 });
            } };
          }
          enable() {
            this._enabled = true;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
          disableRotation() {
            this._rotationDisabled = true;
          }
          enableRotation() {
            this._rotationDisabled = false;
          }
        }
        function Tr(e2) {
          return e2 * (2 - e2);
        }
        const Er = 4.000244140625;
        class Cr {
          constructor(t2, i3) {
            this._map = t2, this._el = t2.getCanvasContainer(), this._handler = i3, this._delta = 0, this._defaultZoomRate = 0.01, this._wheelZoomRate = 0.0022222222222222222, e.bindAll(["_onTimeout", "_addScrollZoomBlocker", "_showBlockerAlert", "_isFullscreen"], this);
          }
          setZoomRate(e2) {
            this._defaultZoomRate = e2;
          }
          setWheelZoomRate(e2) {
            this._wheelZoomRate = e2;
          }
          isEnabled() {
            return !!this._enabled;
          }
          isActive() {
            return !!this._active || void 0 !== this._finishTimeout;
          }
          isZooming() {
            return !!this._zooming;
          }
          enable(e2) {
            this.isEnabled() || (this._enabled = true, this._aroundCenter = !!e2 && "center" === e2.around, this._map._cooperativeGestures && this._addScrollZoomBlocker());
          }
          disable() {
            this.isEnabled() && (this._enabled = false, this._map._cooperativeGestures && (clearTimeout(this._alertTimer), this._alertContainer.remove()));
          }
          wheel(t2) {
            if (!this.isEnabled())
              return;
            if (this._map._cooperativeGestures) {
              if (!(t2.ctrlKey || t2.metaKey || this.isZooming() || this._isFullscreen()))
                return void this._showBlockerAlert();
              "hidden" !== this._alertContainer.style.visibility && (this._alertContainer.style.visibility = "hidden", clearTimeout(this._alertTimer));
            }
            let i3 = t2.deltaMode === e.window.WheelEvent.DOM_DELTA_LINE ? 40 * t2.deltaY : t2.deltaY;
            const o2 = e.exported.now(), r2 = o2 - (this._lastWheelEventTime || 0);
            this._lastWheelEventTime = o2, 0 !== i3 && i3 % Er == 0 ? this._type = "wheel" : 0 !== i3 && Math.abs(i3) < 4 ? this._type = "trackpad" : r2 > 400 ? (this._type = null, this._lastValue = i3, this._timeout = setTimeout(this._onTimeout, 40, t2)) : this._type || (this._type = Math.abs(r2 * i3) < 200 ? "trackpad" : "wheel", this._timeout && (clearTimeout(this._timeout), this._timeout = null, i3 += this._lastValue)), t2.shiftKey && i3 && (i3 /= 4), this._type && (this._lastWheelEvent = t2, this._delta -= i3, this._active || this._start(t2)), t2.preventDefault();
          }
          _onTimeout(e2) {
            this._type = "wheel", this._delta -= this._lastValue, this._active || this._start(e2);
          }
          _start(e2) {
            if (!this._delta)
              return;
            this._frameId && (this._frameId = null), this._active = true, this.isZooming() || (this._zooming = true), this._finishTimeout && (clearTimeout(this._finishTimeout), delete this._finishTimeout);
            const t2 = p(this._el, e2);
            this._aroundPoint = this._aroundCenter ? this._map.transform.centerPoint : t2, this._aroundCoord = this._map.transform.pointCoordinate3D(this._aroundPoint), this._targetZoom = void 0, this._frameId || (this._frameId = true, this._handler._triggerRenderFrame());
          }
          renderFrame() {
            if (!this._frameId)
              return;
            if (this._frameId = null, !this.isActive())
              return;
            const t2 = this._map.transform, i3 = () => t2._terrainEnabled() && this._aroundCoord ? t2.computeZoomRelativeTo(this._aroundCoord) : t2.zoom;
            if (0 !== this._delta) {
              const e2 = "wheel" === this._type && Math.abs(this._delta) > Er ? this._wheelZoomRate : this._defaultZoomRate;
              let o3 = 2 / (1 + Math.exp(-Math.abs(this._delta * e2)));
              this._delta < 0 && 0 !== o3 && (o3 = 1 / o3);
              const r3 = i3(), n3 = Math.pow(2, r3), a3 = "number" == typeof this._targetZoom ? t2.zoomScale(this._targetZoom) : n3;
              this._targetZoom = Math.min(t2.maxZoom, Math.max(t2.minZoom, t2.scaleZoom(a3 * o3))), "wheel" === this._type && (this._startZoom = i3(), this._easing = this._smoothOutEasing(200)), this._delta = 0;
            }
            const o2 = "number" == typeof this._targetZoom ? this._targetZoom : i3(), r2 = this._startZoom, n2 = this._easing;
            let a2, s2 = false;
            if ("wheel" === this._type && r2 && n2) {
              const t3 = Math.min((e.exported.now() - this._lastWheelEventTime) / 200, 1), i4 = n2(t3);
              a2 = e.number(r2, o2, i4), t3 < 1 ? this._frameId || (this._frameId = true) : s2 = true;
            } else
              a2 = o2, s2 = true;
            return this._active = true, s2 && (this._active = false, this._finishTimeout = setTimeout(() => {
              this._zooming = false, this._handler._triggerRenderFrame(), delete this._targetZoom, delete this._finishTimeout;
            }, 200)), { noInertia: true, needsRenderFrame: !s2, zoomDelta: a2 - i3(), around: this._aroundPoint, aroundCoord: this._aroundCoord, originalEvent: this._lastWheelEvent };
          }
          _smoothOutEasing(t2) {
            let i3 = e.ease;
            if (this._prevEase) {
              const t3 = this._prevEase, o2 = (e.exported.now() - t3.start) / t3.duration, r2 = t3.easing(o2 + 0.01) - t3.easing(o2), n2 = 0.27 / Math.sqrt(r2 * r2 + 1e-4) * 0.01, a2 = Math.sqrt(0.0729 - n2 * n2);
              i3 = e.bezier(n2, a2, 0.25, 1);
            }
            return this._prevEase = { start: e.exported.now(), duration: t2, easing: i3 }, i3;
          }
          blur() {
            this.reset();
          }
          reset() {
            this._active = false;
          }
          _addScrollZoomBlocker() {
            this._map && !this._alertContainer && (this._alertContainer = n("div", "mapboxgl-scroll-zoom-blocker", this._map._container), this._alertContainer.textContent = /(Mac|iPad)/i.test(e.window.navigator.userAgent) ? this._map._getUIString("ScrollZoomBlocker.CmdMessage") : this._map._getUIString("ScrollZoomBlocker.CtrlMessage"), this._alertContainer.style.fontSize = `${Math.max(10, Math.min(24, Math.floor(0.05 * this._el.clientWidth)))}px`);
          }
          _isFullscreen() {
            return !!e.window.document.fullscreenElement || !!e.window.document.webkitFullscreenElement;
          }
          _showBlockerAlert() {
            "hidden" === this._alertContainer.style.visibility && (this._alertContainer.style.visibility = "visible"), this._alertContainer.classList.add("mapboxgl-scroll-zoom-blocker-show"), clearTimeout(this._alertTimer), this._alertTimer = setTimeout(() => {
              this._alertContainer.classList.remove("mapboxgl-scroll-zoom-blocker-show");
            }, 200);
          }
        }
        class Ir {
          constructor(e2, t2) {
            this._clickZoom = e2, this._tapZoom = t2;
          }
          enable() {
            this._clickZoom.enable(), this._tapZoom.enable();
          }
          disable() {
            this._clickZoom.disable(), this._tapZoom.disable();
          }
          isEnabled() {
            return this._clickZoom.isEnabled() && this._tapZoom.isEnabled();
          }
          isActive() {
            return this._clickZoom.isActive() || this._tapZoom.isActive();
          }
        }
        class Mr {
          constructor() {
            this.reset();
          }
          reset() {
            this._active = false;
          }
          blur() {
            this.reset();
          }
          dblclick(e2, t2) {
            return e2.preventDefault(), { cameraAnimation: (i3) => {
              i3.easeTo({ duration: 300, zoom: i3.getZoom() + (e2.shiftKey ? -1 : 1), around: i3.unproject(t2) }, { originalEvent: e2 });
            } };
          }
          enable() {
            this._enabled = true;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
        }
        class Sr {
          constructor() {
            this._tap = new nr({ numTouches: 1, numTaps: 1 }), this.reset();
          }
          reset() {
            this._active = false, this._swipePoint = void 0, this._swipeTouch = 0, this._tapTime = 0, this._tap.reset();
          }
          touchstart(e2, t2, i3) {
            this._swipePoint || (this._tapTime && e2.timeStamp - this._tapTime > 500 && this.reset(), this._tapTime ? i3.length > 0 && (this._swipePoint = t2[0], this._swipeTouch = i3[0].identifier) : this._tap.touchstart(e2, t2, i3));
          }
          touchmove(e2, t2, i3) {
            if (this._tapTime) {
              if (this._swipePoint) {
                if (i3[0].identifier !== this._swipeTouch)
                  return;
                const o2 = t2[0], r2 = o2.y - this._swipePoint.y;
                return this._swipePoint = o2, e2.preventDefault(), this._active = true, { zoomDelta: r2 / 128 };
              }
            } else
              this._tap.touchmove(e2, t2, i3);
          }
          touchend(e2, t2, i3) {
            this._tapTime ? this._swipePoint && 0 === i3.length && this.reset() : this._tap.touchend(e2, t2, i3) && (this._tapTime = e2.timeStamp);
          }
          touchcancel() {
            this.reset();
          }
          enable() {
            this._enabled = true;
          }
          disable() {
            this._enabled = false, this.reset();
          }
          isEnabled() {
            return this._enabled;
          }
          isActive() {
            return this._active;
          }
        }
        class zr {
          constructor(e2, t2, i3) {
            this._el = e2, this._mousePan = t2, this._touchPan = i3;
          }
          enable(e2) {
            this._inertiaOptions = e2 || {}, this._mousePan.enable(), this._touchPan.enable(), this._el.classList.add("mapboxgl-touch-drag-pan");
          }
          disable() {
            this._mousePan.disable(), this._touchPan.disable(), this._el.classList.remove("mapboxgl-touch-drag-pan");
          }
          isEnabled() {
            return this._mousePan.isEnabled() && this._touchPan.isEnabled();
          }
          isActive() {
            return this._mousePan.isActive() || this._touchPan.isActive();
          }
        }
        class Dr {
          constructor(e2, t2, i3) {
            this._pitchWithRotate = e2.pitchWithRotate, this._mouseRotate = t2, this._mousePitch = i3;
          }
          enable() {
            this._mouseRotate.enable(), this._pitchWithRotate && this._mousePitch.enable();
          }
          disable() {
            this._mouseRotate.disable(), this._mousePitch.disable();
          }
          isEnabled() {
            return this._mouseRotate.isEnabled() && (!this._pitchWithRotate || this._mousePitch.isEnabled());
          }
          isActive() {
            return this._mouseRotate.isActive() || this._mousePitch.isActive();
          }
        }
        class Pr {
          constructor(e2, t2, i3, o2) {
            this._el = e2, this._touchZoom = t2, this._touchRotate = i3, this._tapDragZoom = o2, this._rotationDisabled = false, this._enabled = true;
          }
          enable(e2) {
            this._touchZoom.enable(e2), this._rotationDisabled || this._touchRotate.enable(e2), this._tapDragZoom.enable(), this._el.classList.add("mapboxgl-touch-zoom-rotate");
          }
          disable() {
            this._touchZoom.disable(), this._touchRotate.disable(), this._tapDragZoom.disable(), this._el.classList.remove("mapboxgl-touch-zoom-rotate");
          }
          isEnabled() {
            return this._touchZoom.isEnabled() && (this._rotationDisabled || this._touchRotate.isEnabled()) && this._tapDragZoom.isEnabled();
          }
          isActive() {
            return this._touchZoom.isActive() || this._touchRotate.isActive() || this._tapDragZoom.isActive();
          }
          disableRotation() {
            this._rotationDisabled = true, this._touchRotate.disable();
          }
          enableRotation() {
            this._rotationDisabled = false, this._touchZoom.isEnabled() && this._touchRotate.enable();
          }
        }
        const Ar = (e2) => e2.zoom || e2.drag || e2.pitch || e2.rotate;
        class Lr extends e.Event {
        }
        class Rr {
          constructor() {
            this.constants = [1, 1, 0.01], this.radius = 0;
          }
          setup(t2, i3) {
            const o2 = e.sub([], i3, t2);
            this.radius = e.length(o2[2] < 0 ? e.div([], o2, this.constants) : [o2[0], o2[1], 0]);
          }
          projectRay(t2) {
            e.div(t2, t2, this.constants), e.normalize(t2, t2), e.mul$1(t2, t2, this.constants);
            const i3 = e.scale$2([], t2, this.radius);
            if (i3[2] > 0) {
              const t3 = e.scale$2([], [0, 0, 1], e.dot(i3, [0, 0, 1])), o2 = e.scale$2([], e.normalize([], [i3[0], i3[1], 0]), this.radius), r2 = e.add([], i3, e.scale$2([], e.sub([], e.add([], o2, t3), i3), 2));
              i3[0] = r2[0], i3[1] = r2[1];
            }
            return i3;
          }
        }
        function kr(e2) {
          return e2.panDelta && e2.panDelta.mag() || e2.zoomDelta || e2.bearingDelta || e2.pitchDelta;
        }
        class Or {
          constructor(t2, i3) {
            this._map = t2, this._el = this._map.getCanvasContainer(), this._handlers = [], this._handlersById = {}, this._changes = [], this._inertia = new $o(t2), this._bearingSnap = i3.bearingSnap, this._previousActiveHandlers = {}, this._trackingEllipsoid = new Rr(), this._dragOrigin = null, this._eventsInProgress = {}, this._addDefaultHandlers(i3), e.bindAll(["handleEvent", "handleWindowEvent"], this);
            const o2 = this._el;
            this._listeners = [[o2, "touchstart", { passive: true }], [o2, "touchmove", { passive: false }], [o2, "touchend", void 0], [o2, "touchcancel", void 0], [o2, "mousedown", void 0], [o2, "mousemove", void 0], [o2, "mouseup", void 0], [e.window.document, "mousemove", { capture: true }], [e.window.document, "mouseup", void 0], [o2, "mouseover", void 0], [o2, "mouseout", void 0], [o2, "dblclick", void 0], [o2, "click", void 0], [o2, "keydown", { capture: false }], [o2, "keyup", void 0], [o2, "wheel", { passive: false }], [o2, "contextmenu", void 0], [e.window, "blur", void 0]];
            for (const [t3, i4, o3] of this._listeners)
              t3.addEventListener(i4, t3 === e.window.document ? this.handleWindowEvent : this.handleEvent, o3);
          }
          destroy() {
            for (const [t2, i3, o2] of this._listeners)
              t2.removeEventListener(i3, t2 === e.window.document ? this.handleWindowEvent : this.handleEvent, o2);
          }
          _addDefaultHandlers(e2) {
            const t2 = this._map, i3 = t2.getCanvasContainer();
            this._add("mapEvent", new er(t2, e2));
            const o2 = t2.boxZoom = new ir(t2, e2);
            this._add("boxZoom", o2);
            const r2 = new ar(), n2 = new Mr();
            t2.doubleClickZoom = new Ir(n2, r2), this._add("tapZoom", r2), this._add("clickZoom", n2);
            const a2 = new Sr();
            this._add("tapDragZoom", a2);
            const s2 = t2.touchPitch = new yr(t2);
            this._add("touchPitch", s2);
            const l2 = new hr(e2), c2 = new _r(e2);
            t2.dragRotate = new Dr(e2, l2, c2), this._add("mouseRotate", l2, ["mousePitch"]), this._add("mousePitch", c2, ["mouseRotate"]);
            const h2 = new cr(e2), _2 = new ur(t2, e2);
            t2.dragPan = new zr(i3, h2, _2), this._add("mousePan", h2), this._add("touchPan", _2, ["touchZoom", "touchRotate"]);
            const u2 = new vr(), d2 = new fr();
            t2.touchZoomRotate = new Pr(i3, d2, u2, a2), this._add("touchRotate", u2, ["touchPan", "touchZoom"]), this._add("touchZoom", d2, ["touchPan", "touchRotate"]), this._add("blockableMapEvent", new tr(t2));
            const p2 = t2.scrollZoom = new Cr(t2, this);
            this._add("scrollZoom", p2, ["mousePan"]);
            const m2 = t2.keyboard = new wr();
            this._add("keyboard", m2);
            for (const i4 of ["boxZoom", "doubleClickZoom", "tapDragZoom", "touchPitch", "dragRotate", "dragPan", "touchZoomRotate", "scrollZoom", "keyboard"])
              e2.interactive && e2[i4] && t2[i4].enable(e2[i4]);
          }
          _add(e2, t2, i3) {
            this._handlers.push({ handlerName: e2, handler: t2, allowed: i3 }), this._handlersById[e2] = t2;
          }
          stop(e2) {
            if (!this._updatingCamera) {
              for (const { handler: e3 } of this._handlers)
                e3.reset();
              this._inertia.clear(), this._fireEvents({}, {}, e2), this._changes = [];
            }
          }
          isActive() {
            for (const { handler: e2 } of this._handlers)
              if (e2.isActive())
                return true;
            return false;
          }
          isZooming() {
            return !!this._eventsInProgress.zoom || this._map.scrollZoom.isZooming();
          }
          isRotating() {
            return !!this._eventsInProgress.rotate;
          }
          isMoving() {
            return !!Ar(this._eventsInProgress) || this.isZooming();
          }
          _blockedByActive(e2, t2, i3) {
            for (const o2 in e2)
              if (o2 !== i3 && (!t2 || t2.indexOf(o2) < 0))
                return true;
            return false;
          }
          handleWindowEvent(e2) {
            this.handleEvent(e2, `${e2.type}Window`);
          }
          _getMapTouches(e2) {
            const t2 = [];
            for (const i3 of e2)
              this._el.contains(i3.target) && t2.push(i3);
            return t2;
          }
          handleEvent(e2, t2) {
            this._updatingCamera = true;
            const i3 = "renderFrame" === e2.type, o2 = i3 ? void 0 : e2, r2 = { needsRenderFrame: false }, n2 = {}, a2 = {}, s2 = e2.touches ? this._getMapTouches(e2.touches) : void 0, l2 = s2 ? m(this._el, s2) : i3 ? void 0 : p(this._el, e2);
            for (const { handlerName: i4, handler: c3, allowed: h3 } of this._handlers) {
              if (!c3.isEnabled())
                continue;
              let _2;
              this._blockedByActive(a2, h3, i4) ? c3.reset() : c3[t2 || e2.type] && (_2 = c3[t2 || e2.type](e2, l2, s2), this.mergeHandlerResult(r2, n2, _2, i4, o2), _2 && _2.needsRenderFrame && this._triggerRenderFrame()), (_2 || c3.isActive()) && (a2[i4] = c3);
            }
            const c2 = {};
            for (const e3 in this._previousActiveHandlers)
              a2[e3] || (c2[e3] = o2);
            this._previousActiveHandlers = a2, (Object.keys(c2).length || kr(r2)) && (this._changes.push([r2, n2, c2]), this._triggerRenderFrame()), (Object.keys(a2).length || kr(r2)) && this._map._stop(true), this._updatingCamera = false;
            const { cameraAnimation: h2 } = r2;
            h2 && (this._inertia.clear(), this._fireEvents({}, {}, true), this._changes = [], h2(this._map));
          }
          mergeHandlerResult(t2, i3, o2, r2, n2) {
            if (!o2)
              return;
            e.extend(t2, o2);
            const a2 = { handlerName: r2, originalEvent: o2.originalEvent || n2 };
            void 0 !== o2.zoomDelta && (i3.zoom = a2), void 0 !== o2.panDelta && (i3.drag = a2), void 0 !== o2.pitchDelta && (i3.pitch = a2), void 0 !== o2.bearingDelta && (i3.rotate = a2);
          }
          _applyChanges() {
            const t2 = {}, i3 = {}, o2 = {};
            for (const [r2, n2, a2] of this._changes)
              r2.panDelta && (t2.panDelta = (t2.panDelta || new e.pointGeometry(0, 0))._add(r2.panDelta)), r2.zoomDelta && (t2.zoomDelta = (t2.zoomDelta || 0) + r2.zoomDelta), r2.bearingDelta && (t2.bearingDelta = (t2.bearingDelta || 0) + r2.bearingDelta), r2.pitchDelta && (t2.pitchDelta = (t2.pitchDelta || 0) + r2.pitchDelta), void 0 !== r2.around && (t2.around = r2.around), void 0 !== r2.aroundCoord && (t2.aroundCoord = r2.aroundCoord), void 0 !== r2.pinchAround && (t2.pinchAround = r2.pinchAround), r2.noInertia && (t2.noInertia = r2.noInertia), e.extend(i3, n2), e.extend(o2, a2);
            this._updateMapTransform(t2, i3, o2), this._changes = [];
          }
          _updateMapTransform(t2, i3, o2) {
            const r2 = this._map, n2 = r2.transform, a2 = (e2) => [e2.x, e2.y, e2.z];
            if (((e2) => {
              const t3 = this._eventsInProgress.drag;
              return t3 && !this._handlersById[t3.handlerName].isActive();
            })() && !kr(t2)) {
              const e2 = n2.zoom;
              n2.cameraElevationReference = "sea", n2.recenterOnTerrain(), n2.cameraElevationReference = "ground", e2 !== n2.zoom && this._map._update(true);
            }
            if (!kr(t2))
              return void this._fireEvents(i3, o2, true);
            let { panDelta: s2, zoomDelta: l2, bearingDelta: c2, pitchDelta: h2, around: _2, aroundCoord: u2, pinchAround: d2 } = t2;
            void 0 !== d2 && (_2 = d2), ((e2) => i3.drag && !this._eventsInProgress.drag)() && _2 && (this._dragOrigin = a2(n2.pointCoordinate3D(_2)), this._trackingEllipsoid.setup(n2._camera.position, this._dragOrigin)), n2.cameraElevationReference = "sea", r2._stop(true), _2 = _2 || r2.transform.centerPoint, c2 && (n2.bearing += c2), h2 && (n2.pitch += h2), n2._updateCameraState();
            const p2 = [0, 0, 0];
            if (s2) {
              const t3 = n2.pointCoordinate(_2);
              if ("globe" === n2.projection.name) {
                const i4 = e.latFromMercatorY(t3.y), o3 = n2.center.lat, r3 = Math.min(e.mercatorZfromAltitude(1, i4) / e.mercatorZfromAltitude(1, o3), 2);
                s2 = s2.rotate(-n2.angle), p2[0] = -s2.x / n2.worldSize * r3, p2[1] = -s2.y / n2.worldSize * r3;
              } else {
                const e2 = n2.pointCoordinate(_2.sub(s2));
                t3 && e2 && (p2[0] = e2.x - t3.x, p2[1] = e2.y - t3.y);
              }
            }
            const m2 = n2.zoom, f2 = [0, 0, 0];
            if (l2) {
              const t3 = a2(u2 || n2.pointCoordinate3D(_2)), i4 = { dir: e.normalize([], e.sub([], t3, n2._camera.position)) };
              if (i4.dir[2] < 0) {
                const o3 = n2.zoomDeltaToMovement(t3, l2);
                e.scale$2(f2, i4.dir, o3);
              }
            }
            const g2 = e.add(p2, p2, f2);
            n2._translateCameraConstrained(g2), l2 && Math.abs(n2.zoom - m2) > 1e-4 && n2.recenterOnTerrain(), n2.cameraElevationReference = "ground", this._map._update(), t2.noInertia || this._inertia.record(t2), this._fireEvents(i3, o2, true);
          }
          _fireEvents(t2, i3, o2) {
            const r2 = Ar(this._eventsInProgress), n2 = Ar(t2), a2 = {};
            for (const e2 in t2) {
              const { originalEvent: i4 } = t2[e2];
              this._eventsInProgress[e2] || (a2[`${e2}start`] = i4), this._eventsInProgress[e2] = t2[e2];
            }
            !r2 && n2 && this._fireEvent("movestart", n2.originalEvent);
            for (const e2 in a2)
              this._fireEvent(e2, a2[e2]);
            n2 && this._fireEvent("move", n2.originalEvent);
            for (const e2 in t2) {
              const { originalEvent: i4 } = t2[e2];
              this._fireEvent(e2, i4);
            }
            const s2 = {};
            let l2;
            for (const e2 in this._eventsInProgress) {
              const { handlerName: t3, originalEvent: o3 } = this._eventsInProgress[e2];
              this._handlersById[t3].isActive() || (delete this._eventsInProgress[e2], l2 = i3[t3] || o3, s2[`${e2}end`] = l2);
            }
            for (const e2 in s2)
              this._fireEvent(e2, s2[e2]);
            const c2 = Ar(this._eventsInProgress);
            if (o2 && (r2 || n2) && !c2) {
              this._updatingCamera = true;
              const t3 = this._inertia._onMoveEnd(this._map.dragPan._inertiaOptions), i4 = (e2) => 0 !== e2 && -this._bearingSnap < e2 && e2 < this._bearingSnap;
              t3 ? (i4(t3.bearing || this._map.getBearing()) && (t3.bearing = 0), this._map.easeTo(t3, { originalEvent: l2 })) : (this._map.fire(new e.Event("moveend", { originalEvent: l2 })), i4(this._map.getBearing()) && this._map.resetNorth()), this._updatingCamera = false;
            }
          }
          _fireEvent(t2, i3) {
            this._map.fire(new e.Event(t2, i3 ? { originalEvent: i3 } : {}));
          }
          _requestFrame() {
            return this._map.triggerRepaint(), this._map._renderTaskQueue.add((e2) => {
              this._frameId = void 0, this.handleEvent(new Lr("renderFrame", { timeStamp: e2 })), this._applyChanges();
            });
          }
          _triggerRenderFrame() {
            void 0 === this._frameId && (this._frameId = this._requestFrame());
          }
        }
        const Br = "map.setFreeCameraOptions(...) and map.getFreeCameraOptions() are not yet supported for non-mercator projections.";
        class Fr extends e.Evented {
          constructor(t2, i3) {
            super(), this._moving = false, this._zooming = false, this.transform = t2, this._bearingSnap = i3.bearingSnap, e.bindAll(["_renderFrameCallback"], this);
          }
          getCenter() {
            return new e.LngLat(this.transform.center.lng, this.transform.center.lat);
          }
          setCenter(e2, t2) {
            return this.jumpTo({ center: e2 }, t2);
          }
          panBy(t2, i3, o2) {
            return t2 = e.pointGeometry.convert(t2).mult(-1), this.panTo(this.transform.center, e.extend({ offset: t2 }, i3), o2);
          }
          panTo(t2, i3, o2) {
            return this.easeTo(e.extend({ center: t2 }, i3), o2);
          }
          getZoom() {
            return this.transform.zoom;
          }
          setZoom(e2, t2) {
            return this.jumpTo({ zoom: e2 }, t2), this;
          }
          zoomTo(t2, i3, o2) {
            return this.easeTo(e.extend({ zoom: t2 }, i3), o2);
          }
          zoomIn(e2, t2) {
            return this.zoomTo(this.getZoom() + 1, e2, t2), this;
          }
          zoomOut(e2, t2) {
            return this.zoomTo(this.getZoom() - 1, e2, t2), this;
          }
          getBearing() {
            return this.transform.bearing;
          }
          setBearing(e2, t2) {
            return this.jumpTo({ bearing: e2 }, t2), this;
          }
          getPadding() {
            return this.transform.padding;
          }
          setPadding(e2, t2) {
            return this.jumpTo({ padding: e2 }, t2), this;
          }
          rotateTo(t2, i3, o2) {
            return this.easeTo(e.extend({ bearing: t2 }, i3), o2);
          }
          resetNorth(t2, i3) {
            return this.rotateTo(0, e.extend({ duration: 1e3 }, t2), i3), this;
          }
          resetNorthPitch(t2, i3) {
            return this.easeTo(e.extend({ bearing: 0, pitch: 0, duration: 1e3 }, t2), i3), this;
          }
          snapToNorth(e2, t2) {
            return Math.abs(this.getBearing()) < this._bearingSnap ? this.resetNorth(e2, t2) : this;
          }
          getPitch() {
            return this.transform.pitch;
          }
          setPitch(e2, t2) {
            return this.jumpTo({ pitch: e2 }, t2), this;
          }
          cameraForBounds(t2, i3) {
            t2 = e.LngLatBounds.convert(t2);
            const o2 = i3 && i3.bearing || 0;
            return this._cameraForBoxAndBearing(t2.getNorthWest(), t2.getSouthEast(), o2, i3);
          }
          _extendCameraOptions(t2) {
            const i3 = { top: 0, bottom: 0, right: 0, left: 0 };
            if ("number" == typeof (t2 = e.extend({ padding: i3, offset: [0, 0], maxZoom: this.transform.maxZoom }, t2)).padding) {
              const e2 = t2.padding;
              t2.padding = { top: e2, bottom: e2, right: e2, left: e2 };
            }
            return t2.padding = e.extend(i3, t2.padding), t2;
          }
          _cameraForBoxAndBearing(t2, i3, o2, r2) {
            const n2 = this._extendCameraOptions(r2), a2 = this.transform, s2 = a2.padding, l2 = a2.project(e.LngLat.convert(t2)), c2 = a2.project(e.LngLat.convert(i3)), h2 = new e.pointGeometry(l2.x, c2.y), _2 = new e.pointGeometry(c2.x, l2.y), u2 = -e.degToRad(o2), d2 = l2.rotate(u2), p2 = c2.rotate(u2), m2 = h2.rotate(u2), f2 = _2.rotate(u2), g2 = new e.pointGeometry(Math.max(d2.x, p2.x, m2.x, f2.x), Math.max(d2.y, p2.y, m2.y, f2.y)), v2 = new e.pointGeometry(Math.min(d2.x, p2.x, m2.x, f2.x), Math.min(d2.y, p2.y, m2.y, f2.y)), x2 = g2.sub(v2), y2 = (a2.width - ((s2.left || 0) + (s2.right || 0) + n2.padding.left + n2.padding.right)) / x2.x, b2 = (a2.height - ((s2.top || 0) + (s2.bottom || 0) + n2.padding.top + n2.padding.bottom)) / x2.y;
            if (b2 < 0 || y2 < 0)
              return void e.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset.");
            const w2 = Math.min(a2.scaleZoom(a2.scale * Math.min(y2, b2)), n2.maxZoom), T2 = "number" == typeof n2.offset.x && "number" == typeof n2.offset.y ? new e.pointGeometry(n2.offset.x, n2.offset.y) : e.pointGeometry.convert(n2.offset), E2 = new e.pointGeometry((n2.padding.left - n2.padding.right) / 2, (n2.padding.top - n2.padding.bottom) / 2).rotate(o2 * Math.PI / 180), C2 = T2.add(E2).mult(a2.scale / a2.zoomScale(w2));
            return { center: a2.unproject(l2.add(c2).div(2).sub(C2)), zoom: w2, bearing: o2 };
          }
          _cameraForBox(t2, i3, o2, r2, n2) {
            const a2 = this._extendCameraOptions(n2);
            o2 = o2 || 0, r2 = r2 || 0, t2 = e.LngLat.convert(t2), i3 = e.LngLat.convert(i3);
            const s2 = this.transform.clone();
            s2.padding = a2.padding;
            const l2 = this.getFreeCameraOptions(), c2 = new e.LngLat(0.5 * (t2.lng + i3.lng), 0.5 * (t2.lat + i3.lat)), h2 = 0.5 * (o2 + r2);
            if (s2._camera.position[2] < e.mercatorZfromAltitude(h2, c2.lat))
              return void e.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset.");
            l2.lookAtPoint(c2), s2.setFreeCameraOptions(l2);
            const _2 = e.MercatorCoordinate.fromLngLat(t2), u2 = e.MercatorCoordinate.fromLngLat(i3), d2 = s2.pointRayIntersection(s2.centerPoint, h2), p2 = [(m2 = s2.rayIntersectionCoordinate(d2)).x, m2.y, m2.z];
            var m2;
            const f2 = s2.screenPointToMercatorRay(s2.centerPoint), g2 = "globe" !== s2.projection.name;
            let v2, x2 = 0;
            do {
              const t3 = Math.floor(s2.zoom), i4 = 1 << t3, n3 = Math.min(i4 * _2.x, i4 * u2.x), a3 = Math.min(i4 * _2.y, i4 * u2.y), l3 = Math.max(i4 * _2.x, i4 * u2.x), c3 = Math.max(i4 * _2.y, i4 * u2.y), h3 = new e.Aabb([n3, a3, o2], [l3, c3, r2]), d3 = e.Frustum.fromInvProjectionMatrix(s2.invProjMatrix, s2.worldSize, t3, g2);
              if (2 !== h3.intersects(d3)) {
                v2 && (s2._camera.position = e.scaleAndAdd([], s2._camera.position, f2.dir, -v2), s2._updateStateFromCamera());
                break;
              }
              const m3 = e.sub([], s2._camera.position, p2);
              v2 = 0.5 * e.length(m3), s2._camera.position = e.scaleAndAdd([], s2._camera.position, f2.dir, v2);
              try {
                s2._updateStateFromCamera();
              } catch (t4) {
                return void e.warnOnce("Map cannot fit within canvas with the given bounds, padding, and/or offset.");
              }
            } while (++x2 < 10);
            return { center: s2.center, zoom: s2.zoom, bearing: s2.bearing, pitch: s2.pitch };
          }
          fitBounds(e2, t2, i3) {
            return this._fitInternal(this.cameraForBounds(e2, t2), t2, i3);
          }
          _raycastElevationBox(t2, i3) {
            const o2 = this.transform.elevation;
            if (!o2)
              return;
            const r2 = new e.pointGeometry(t2.x, i3.y), n2 = new e.pointGeometry(i3.x, t2.y), a2 = o2.pointCoordinate(t2);
            if (!a2)
              return;
            const s2 = o2.pointCoordinate(i3);
            if (!s2)
              return;
            const l2 = o2.pointCoordinate(r2);
            if (!l2)
              return;
            const c2 = o2.pointCoordinate(n2);
            if (!c2)
              return;
            const h2 = new e.MercatorCoordinate(a2[0], a2[1]).toLngLat(), _2 = new e.MercatorCoordinate(s2[0], s2[1]).toLngLat(), u2 = new e.MercatorCoordinate(l2[0], l2[1]).toLngLat(), d2 = new e.MercatorCoordinate(c2[0], c2[1]).toLngLat(), p2 = Math.min(h2.lng, Math.min(_2.lng, Math.min(u2.lng, d2.lng))), m2 = Math.min(h2.lat, Math.min(_2.lat, Math.min(u2.lat, d2.lat))), f2 = Math.max(h2.lng, Math.max(_2.lng, Math.max(u2.lng, d2.lng))), g2 = Math.max(h2.lat, Math.max(_2.lat, Math.max(u2.lat, d2.lat))), v2 = Math.min(a2[3], Math.min(s2[3], Math.min(l2[3], c2[3]))), x2 = Math.max(a2[3], Math.max(s2[3], Math.max(l2[3], c2[3])));
            return { minLngLat: new e.LngLat(p2, m2), maxLngLat: new e.LngLat(f2, g2), minAltitude: v2, maxAltitude: x2 };
          }
          fitScreenCoordinates(t2, i3, o2, r2, n2) {
            let a2, s2, l2, c2;
            const h2 = e.pointGeometry.convert(t2), _2 = e.pointGeometry.convert(i3), u2 = this._raycastElevationBox(h2, _2);
            if (u2)
              a2 = u2.minLngLat, s2 = u2.maxLngLat, l2 = u2.minAltitude, c2 = u2.maxAltitude;
            else {
              if (this.transform.anyCornerOffEdge(h2, _2))
                return this;
              a2 = this.transform.pointLocation(h2), s2 = this.transform.pointLocation(_2);
            }
            return this._fitInternal(0 === this.transform.pitch ? this._cameraForBoxAndBearing(this.transform.pointLocation(e.pointGeometry.convert(t2)), this.transform.pointLocation(e.pointGeometry.convert(i3)), o2, r2) : this._cameraForBox(a2, s2, l2, c2, r2), r2, n2);
          }
          _fitInternal(t2, i3, o2) {
            return t2 ? (delete (i3 = e.extend(t2, i3)).padding, i3.linear ? this.easeTo(i3, o2) : this.flyTo(i3, o2)) : this;
          }
          jumpTo(t2, i3) {
            this.stop();
            const o2 = t2.preloadOnly ? this.transform.clone() : this.transform;
            let r2 = false, n2 = false, a2 = false;
            return "zoom" in t2 && o2.zoom !== +t2.zoom && (r2 = true, o2.zoom = +t2.zoom), void 0 !== t2.center && (o2.center = e.LngLat.convert(t2.center)), "bearing" in t2 && o2.bearing !== +t2.bearing && (n2 = true, o2.bearing = +t2.bearing), "pitch" in t2 && o2.pitch !== +t2.pitch && (a2 = true, o2.pitch = +t2.pitch), null == t2.padding || o2.isPaddingEqual(t2.padding) || (o2.padding = t2.padding), t2.preloadOnly ? (this._preloadTiles(o2), this) : (this.fire(new e.Event("movestart", i3)).fire(new e.Event("move", i3)), r2 && this.fire(new e.Event("zoomstart", i3)).fire(new e.Event("zoom", i3)).fire(new e.Event("zoomend", i3)), n2 && this.fire(new e.Event("rotatestart", i3)).fire(new e.Event("rotate", i3)).fire(new e.Event("rotateend", i3)), a2 && this.fire(new e.Event("pitchstart", i3)).fire(new e.Event("pitch", i3)).fire(new e.Event("pitchend", i3)), this.fire(new e.Event("moveend", i3)));
          }
          getFreeCameraOptions() {
            return this.transform.projection.supportsFreeCamera || e.warnOnce(Br), this.transform.getFreeCameraOptions();
          }
          setFreeCameraOptions(t2, i3) {
            const o2 = this.transform;
            if (!o2.projection.supportsFreeCamera)
              return e.warnOnce(Br), this;
            this.stop();
            const r2 = o2.zoom, n2 = o2.pitch, a2 = o2.bearing;
            o2.setFreeCameraOptions(t2);
            const s2 = r2 !== o2.zoom, l2 = n2 !== o2.pitch, c2 = a2 !== o2.bearing;
            return this.fire(new e.Event("movestart", i3)).fire(new e.Event("move", i3)), s2 && this.fire(new e.Event("zoomstart", i3)).fire(new e.Event("zoom", i3)).fire(new e.Event("zoomend", i3)), c2 && this.fire(new e.Event("rotatestart", i3)).fire(new e.Event("rotate", i3)).fire(new e.Event("rotateend", i3)), l2 && this.fire(new e.Event("pitchstart", i3)).fire(new e.Event("pitch", i3)).fire(new e.Event("pitchend", i3)), this.fire(new e.Event("moveend", i3)), this;
          }
          easeTo(t2, i3) {
            this._stop(false, t2.easeId), (false === (t2 = e.extend({ offset: [0, 0], duration: 500, easing: e.ease }, t2)).animate || !t2.essential && e.exported.prefersReducedMotion) && (t2.duration = 0);
            const o2 = this.transform, r2 = this.getZoom(), n2 = this.getBearing(), a2 = this.getPitch(), s2 = this.getPadding(), l2 = "zoom" in t2 ? +t2.zoom : r2, c2 = "bearing" in t2 ? this._normalizeBearing(t2.bearing, n2) : n2, h2 = "pitch" in t2 ? +t2.pitch : a2, _2 = "padding" in t2 ? t2.padding : o2.padding, u2 = e.pointGeometry.convert(t2.offset);
            let d2, p2, m2;
            if ("globe" === o2.projection.name) {
              const i4 = e.MercatorCoordinate.fromLngLat(o2.center), r3 = u2.rotate(-o2.angle);
              i4.x += r3.x / o2.worldSize, i4.y += r3.y / o2.worldSize;
              const n3 = i4.toLngLat(), a3 = e.LngLat.convert(t2.center || n3);
              this._normalizeCenter(a3), d2 = o2.centerPoint.add(r3), p2 = new e.pointGeometry(i4.x, i4.y).mult(o2.worldSize), m2 = new e.pointGeometry(e.mercatorXfromLng(a3.lng), e.mercatorYfromLat(a3.lat)).mult(o2.worldSize).sub(p2);
            } else {
              d2 = o2.centerPoint.add(u2);
              const i4 = o2.pointLocation(d2), r3 = e.LngLat.convert(t2.center || i4);
              this._normalizeCenter(r3), p2 = o2.project(i4), m2 = o2.project(r3).sub(p2);
            }
            const f2 = o2.zoomScale(l2 - r2);
            let g2, v2;
            t2.around && (g2 = e.LngLat.convert(t2.around), v2 = o2.locationPoint(g2));
            const x2 = this._zooming || l2 !== r2, y2 = this._rotating || n2 !== c2, b2 = this._pitching || h2 !== a2, w2 = !o2.isPaddingEqual(_2), T2 = (o3) => (T3) => {
              if (x2 && (o3.zoom = e.number(r2, l2, T3)), y2 && (o3.bearing = e.number(n2, c2, T3)), b2 && (o3.pitch = e.number(a2, h2, T3)), w2 && (o3.interpolatePadding(s2, _2, T3), d2 = o3.centerPoint.add(u2)), g2)
                o3.setLocationAtPoint(g2, v2);
              else {
                const e2 = o3.zoomScale(o3.zoom - r2), t3 = l2 > r2 ? Math.min(2, f2) : Math.max(0.5, f2), i4 = Math.pow(t3, 1 - T3), n3 = o3.unproject(p2.add(m2.mult(T3 * i4)).mult(e2));
                o3.setLocationAtPoint(o3.renderWorldCopies ? n3.wrap() : n3, d2);
              }
              return t2.preloadOnly || this._fireMoveEvents(i3), o3;
            };
            if (t2.preloadOnly) {
              const e2 = this._emulate(T2, t2.duration, o2);
              return this._preloadTiles(e2), this;
            }
            const E2 = { moving: this._moving, zooming: this._zooming, rotating: this._rotating, pitching: this._pitching };
            return this._zooming = x2, this._rotating = y2, this._pitching = b2, this._padding = w2, this._easeId = t2.easeId, this._prepareEase(i3, t2.noMoveStart, E2), this._ease(T2(o2), (e2) => {
              o2.recenterOnTerrain(), this._afterEase(i3, e2);
            }, t2), this;
          }
          _prepareEase(t2, i3, o2 = {}) {
            this._moving = true, this.transform.cameraElevationReference = "sea", i3 || o2.moving || this.fire(new e.Event("movestart", t2)), this._zooming && !o2.zooming && this.fire(new e.Event("zoomstart", t2)), this._rotating && !o2.rotating && this.fire(new e.Event("rotatestart", t2)), this._pitching && !o2.pitching && this.fire(new e.Event("pitchstart", t2));
          }
          _fireMoveEvents(t2) {
            this.fire(new e.Event("move", t2)), this._zooming && this.fire(new e.Event("zoom", t2)), this._rotating && this.fire(new e.Event("rotate", t2)), this._pitching && this.fire(new e.Event("pitch", t2));
          }
          _afterEase(t2, i3) {
            if (this._easeId && i3 && this._easeId === i3)
              return;
            this._easeId = void 0, this.transform.cameraElevationReference = "ground";
            const o2 = this._zooming, r2 = this._rotating, n2 = this._pitching;
            this._moving = false, this._zooming = false, this._rotating = false, this._pitching = false, this._padding = false, o2 && this.fire(new e.Event("zoomend", t2)), r2 && this.fire(new e.Event("rotateend", t2)), n2 && this.fire(new e.Event("pitchend", t2)), this.fire(new e.Event("moveend", t2));
          }
          flyTo(t2, i3) {
            if (!t2.essential && e.exported.prefersReducedMotion) {
              const o3 = e.pick(t2, ["center", "zoom", "bearing", "pitch", "around"]);
              return this.jumpTo(o3, i3);
            }
            this.stop(), t2 = e.extend({ offset: [0, 0], speed: 1.2, curve: 1.42, easing: e.ease }, t2);
            const o2 = this.transform, r2 = this.getZoom(), n2 = this.getBearing(), a2 = this.getPitch(), s2 = this.getPadding(), l2 = "zoom" in t2 ? e.clamp(+t2.zoom, o2.minZoom, o2.maxZoom) : r2, c2 = "bearing" in t2 ? this._normalizeBearing(t2.bearing, n2) : n2, h2 = "pitch" in t2 ? +t2.pitch : a2, _2 = "padding" in t2 ? t2.padding : o2.padding, u2 = o2.zoomScale(l2 - r2), d2 = e.pointGeometry.convert(t2.offset);
            let p2 = o2.centerPoint.add(d2);
            const m2 = o2.pointLocation(p2), f2 = e.LngLat.convert(t2.center || m2);
            this._normalizeCenter(f2);
            const g2 = o2.project(m2), v2 = o2.project(f2).sub(g2);
            let x2 = t2.curve;
            const y2 = Math.max(o2.width, o2.height), b2 = y2 / u2, w2 = v2.mag();
            if ("minZoom" in t2) {
              const i4 = e.clamp(Math.min(t2.minZoom, r2, l2), o2.minZoom, o2.maxZoom), n3 = y2 / o2.zoomScale(i4 - r2);
              x2 = Math.sqrt(n3 / w2 * 2);
            }
            const T2 = x2 * x2;
            function E2(e2) {
              const t3 = (b2 * b2 - y2 * y2 + (e2 ? -1 : 1) * T2 * T2 * w2 * w2) / (2 * (e2 ? b2 : y2) * T2 * w2);
              return Math.log(Math.sqrt(t3 * t3 + 1) - t3);
            }
            function C2(e2) {
              return (Math.exp(e2) - Math.exp(-e2)) / 2;
            }
            function I2(e2) {
              return (Math.exp(e2) + Math.exp(-e2)) / 2;
            }
            const M2 = E2(0);
            let S2 = function(e2) {
              return I2(M2) / I2(M2 + x2 * e2);
            }, z2 = function(e2) {
              return y2 * ((I2(M2) * (C2(t3 = M2 + x2 * e2) / I2(t3)) - C2(M2)) / T2) / w2;
              var t3;
            }, D2 = (E2(1) - M2) / x2;
            if (Math.abs(w2) < 1e-6 || !isFinite(D2)) {
              if (Math.abs(y2 - b2) < 1e-6)
                return this.easeTo(t2, i3);
              const e2 = b2 < y2 ? -1 : 1;
              D2 = Math.abs(Math.log(b2 / y2)) / x2, z2 = function() {
                return 0;
              }, S2 = function(t3) {
                return Math.exp(e2 * x2 * t3);
              };
            }
            t2.duration = "duration" in t2 ? +t2.duration : 1e3 * D2 / ("screenSpeed" in t2 ? +t2.screenSpeed / x2 : +t2.speed), t2.maxDuration && t2.duration > t2.maxDuration && (t2.duration = 0);
            const P2 = n2 !== c2, A2 = h2 !== a2, L2 = !o2.isPaddingEqual(_2), R2 = (o3) => (u3) => {
              const m3 = u3 * D2, x3 = 1 / S2(m3);
              o3.zoom = 1 === u3 ? l2 : r2 + o3.scaleZoom(x3), P2 && (o3.bearing = e.number(n2, c2, u3)), A2 && (o3.pitch = e.number(a2, h2, u3)), L2 && (o3.interpolatePadding(s2, _2, u3), p2 = o3.centerPoint.add(d2));
              const y3 = 1 === u3 ? f2 : o3.unproject(g2.add(v2.mult(z2(m3))).mult(x3));
              return o3.setLocationAtPoint(o3.renderWorldCopies ? y3.wrap() : y3, p2), o3._updateCameraOnTerrain(), t2.preloadOnly || this._fireMoveEvents(i3), o3;
            };
            if (t2.preloadOnly) {
              const e2 = this._emulate(R2, t2.duration, o2);
              return this._preloadTiles(e2), this;
            }
            return this._zooming = true, this._rotating = P2, this._pitching = A2, this._padding = L2, this._prepareEase(i3, false), this._ease(R2(o2), () => this._afterEase(i3), t2), this;
          }
          isEasing() {
            return !!this._easeFrameId;
          }
          stop() {
            return this._stop();
          }
          _stop(e2, t2) {
            if (this._easeFrameId && (this._cancelRenderFrame(this._easeFrameId), this._easeFrameId = void 0, this._onEaseFrame = void 0), this._onEaseEnd) {
              const e3 = this._onEaseEnd;
              this._onEaseEnd = void 0, e3.call(this, t2);
            }
            if (!e2) {
              const e3 = this.handlers;
              e3 && e3.stop(false);
            }
            return this;
          }
          _ease(t2, i3, o2) {
            false === o2.animate || 0 === o2.duration ? (t2(1), i3()) : (this._easeStart = e.exported.now(), this._easeOptions = o2, this._onEaseFrame = t2, this._onEaseEnd = i3, this._easeFrameId = this._requestRenderFrame(this._renderFrameCallback));
          }
          _renderFrameCallback() {
            const t2 = Math.min((e.exported.now() - this._easeStart) / this._easeOptions.duration, 1), i3 = this._onEaseFrame;
            i3 && i3(this._easeOptions.easing(t2)), t2 < 1 ? this._easeFrameId = this._requestRenderFrame(this._renderFrameCallback) : this.stop();
          }
          _normalizeBearing(t2, i3) {
            t2 = e.wrap(t2, -180, 180);
            const o2 = Math.abs(t2 - i3);
            return Math.abs(t2 - 360 - i3) < o2 && (t2 -= 360), Math.abs(t2 + 360 - i3) < o2 && (t2 += 360), t2;
          }
          _normalizeCenter(e2) {
            const t2 = this.transform;
            if (!t2.renderWorldCopies || t2.maxBounds)
              return;
            const i3 = e2.lng - t2.center.lng;
            e2.lng += i3 > 180 ? -360 : i3 < -180 ? 360 : 0;
          }
          _emulate(e2, t2, i3) {
            const o2 = Math.ceil(15 * t2 / 1e3), r2 = [], n2 = e2(i3.clone());
            for (let e3 = 0; e3 <= o2; e3++) {
              const t3 = n2(e3 / o2);
              r2.push(t3.clone());
            }
            return r2;
          }
        }
        class Ur {
          constructor(t2 = {}) {
            this.options = t2, e.bindAll(["_toggleAttribution", "_updateEditLink", "_updateData", "_updateCompact"], this);
          }
          getDefaultPosition() {
            return "bottom-right";
          }
          onAdd(e2) {
            const t2 = this.options && this.options.compact;
            return this._map = e2, this._container = n("div", "mapboxgl-ctrl mapboxgl-ctrl-attrib"), this._compactButton = n("button", "mapboxgl-ctrl-attrib-button", this._container), n("span", "mapboxgl-ctrl-icon", this._compactButton).setAttribute("aria-hidden", "true"), this._compactButton.type = "button", this._compactButton.addEventListener("click", this._toggleAttribution), this._setElementTitle(this._compactButton, "ToggleAttribution"), this._innerContainer = n("div", "mapboxgl-ctrl-attrib-inner", this._container), this._innerContainer.setAttribute("role", "list"), t2 && this._container.classList.add("mapboxgl-compact"), this._updateAttributions(), this._updateEditLink(), this._map.on("styledata", this._updateData), this._map.on("sourcedata", this._updateData), this._map.on("moveend", this._updateEditLink), void 0 === t2 && (this._map.on("resize", this._updateCompact), this._updateCompact()), this._container;
          }
          onRemove() {
            this._container.remove(), this._map.off("styledata", this._updateData), this._map.off("sourcedata", this._updateData), this._map.off("moveend", this._updateEditLink), this._map.off("resize", this._updateCompact), this._map = void 0, this._attribHTML = void 0;
          }
          _setElementTitle(e2, t2) {
            const i3 = this._map._getUIString(`AttributionControl.${t2}`);
            e2.setAttribute("aria-label", i3), e2.removeAttribute("title"), e2.firstElementChild && e2.firstElementChild.setAttribute("title", i3);
          }
          _toggleAttribution() {
            this._container.classList.contains("mapboxgl-compact-show") ? (this._container.classList.remove("mapboxgl-compact-show"), this._compactButton.setAttribute("aria-expanded", "false")) : (this._container.classList.add("mapboxgl-compact-show"), this._compactButton.setAttribute("aria-expanded", "true"));
          }
          _updateEditLink() {
            let t2 = this._editLink;
            t2 || (t2 = this._editLink = this._container.querySelector(".mapbox-improve-map"));
            const i3 = [{ key: "owner", value: this.styleOwner }, { key: "id", value: this.styleId }, { key: "access_token", value: this._map._requestManager._customAccessToken || e.config.ACCESS_TOKEN }];
            if (t2) {
              const o2 = i3.reduce((e2, t3, o3) => (t3.value && (e2 += `${t3.key}=${t3.value}${o3 < i3.length - 1 ? "&" : ""}`), e2), "?");
              t2.href = `${e.config.FEEDBACK_URL}/${o2}${this._map._hash ? this._map._hash.getHashString(true) : ""}`, t2.rel = "noopener nofollow", this._setElementTitle(t2, "MapFeedback");
            }
          }
          _updateData(e2) {
            !e2 || "metadata" !== e2.sourceDataType && "visibility" !== e2.sourceDataType && "style" !== e2.dataType || (this._updateAttributions(), this._updateEditLink());
          }
          _updateAttributions() {
            if (!this._map.style)
              return;
            let e2 = [];
            if (this._map.style.stylesheet) {
              const e3 = this._map.style.stylesheet;
              this.styleOwner = e3.owner, this.styleId = e3.id;
            }
            const t2 = this._map.style._sourceCaches;
            for (const i4 in t2) {
              const o2 = t2[i4];
              if (o2.used) {
                const t3 = o2.getSource();
                t3.attribution && e2.indexOf(t3.attribution) < 0 && e2.push(t3.attribution);
              }
            }
            e2.sort((e3, t3) => e3.length - t3.length), e2 = e2.filter((t3, i4) => {
              for (let o2 = i4 + 1; o2 < e2.length; o2++)
                if (e2[o2].indexOf(t3) >= 0)
                  return false;
              return true;
            }), this.options.customAttribution && (Array.isArray(this.options.customAttribution) ? e2 = [...this.options.customAttribution, ...e2] : e2.unshift(this.options.customAttribution));
            const i3 = e2.join(" | ");
            i3 !== this._attribHTML && (this._attribHTML = i3, e2.length ? (this._innerContainer.innerHTML = i3, this._container.classList.remove("mapboxgl-attrib-empty")) : this._container.classList.add("mapboxgl-attrib-empty"), this._editLink = null);
          }
          _updateCompact() {
            this._map.getCanvasContainer().offsetWidth <= 640 ? this._container.classList.add("mapboxgl-compact") : this._container.classList.remove("mapboxgl-compact", "mapboxgl-compact-show");
          }
        }
        class Nr {
          constructor() {
            e.bindAll(["_updateLogo", "_updateCompact"], this);
          }
          onAdd(e2) {
            this._map = e2, this._container = n("div", "mapboxgl-ctrl");
            const t2 = n("a", "mapboxgl-ctrl-logo");
            return t2.target = "_blank", t2.rel = "noopener nofollow", t2.href = "https://www.mapbox.com/", t2.setAttribute("aria-label", this._map._getUIString("LogoControl.Title")), t2.setAttribute("rel", "noopener nofollow"), this._container.appendChild(t2), this._container.style.display = "none", this._map.on("sourcedata", this._updateLogo), this._updateLogo(), this._map.on("resize", this._updateCompact), this._updateCompact(), this._container;
          }
          onRemove() {
            this._container.remove(), this._map.off("sourcedata", this._updateLogo), this._map.off("resize", this._updateCompact);
          }
          getDefaultPosition() {
            return "bottom-left";
          }
          _updateLogo(e2) {
            e2 && "metadata" !== e2.sourceDataType || (this._container.style.display = this._logoRequired() ? "block" : "none");
          }
          _logoRequired() {
            if (!this._map.style)
              return true;
            const e2 = this._map.style._sourceCaches;
            if (0 === Object.entries(e2).length)
              return true;
            for (const t2 in e2) {
              const i3 = e2[t2].getSource();
              if (i3.hasOwnProperty("mapbox_logo") && !i3.mapbox_logo)
                return false;
            }
            return true;
          }
          _updateCompact() {
            const e2 = this._container.children;
            if (e2.length) {
              const t2 = e2[0];
              this._map.getCanvasContainer().offsetWidth < 250 ? t2.classList.add("mapboxgl-compact") : t2.classList.remove("mapboxgl-compact");
            }
          }
        }
        class Gr {
          constructor() {
            this._queue = [], this._id = 0, this._cleared = false, this._currentlyRunning = false;
          }
          add(e2) {
            const t2 = ++this._id;
            return this._queue.push({ callback: e2, id: t2, cancelled: false }), t2;
          }
          remove(e2) {
            const t2 = this._currentlyRunning, i3 = t2 ? this._queue.concat(t2) : this._queue;
            for (const t3 of i3)
              if (t3.id === e2)
                return void (t3.cancelled = true);
          }
          run(e2 = 0) {
            const t2 = this._currentlyRunning = this._queue;
            this._queue = [];
            for (const i3 of t2)
              if (!i3.cancelled && (i3.callback(e2), this._cleared))
                break;
            this._cleared = false, this._currentlyRunning = false;
          }
          clear() {
            this._currentlyRunning && (this._cleared = true), this._queue = [];
          }
        }
        function jr(t2, i3, o2) {
          if (t2 = new e.LngLat(t2.lng, t2.lat), i3) {
            const r2 = new e.LngLat(t2.lng - 360, t2.lat), n2 = new e.LngLat(t2.lng + 360, t2.lat), a2 = 360 * Math.ceil(Math.abs(t2.lng - o2.center.lng) / 360), s2 = o2.locationPoint(t2).distSqr(i3), l2 = i3.x < 0 || i3.y < 0 || i3.x > o2.width || i3.y > o2.height;
            o2.locationPoint(r2).distSqr(i3) < s2 && (l2 || Math.abs(r2.lng - o2.center.lng) < a2) ? t2 = r2 : o2.locationPoint(n2).distSqr(i3) < s2 && (l2 || Math.abs(n2.lng - o2.center.lng) < a2) && (t2 = n2);
          }
          for (; Math.abs(t2.lng - o2.center.lng) > 180; ) {
            const e2 = o2.locationPoint(t2);
            if (e2.x >= 0 && e2.y >= 0 && e2.x <= o2.width && e2.y <= o2.height)
              break;
            t2.lng > o2.center.lng ? t2.lng -= 360 : t2.lng += 360;
          }
          return t2;
        }
        const Zr = { center: "translate(-50%,-50%)", top: "translate(-50%,0)", "top-left": "translate(0,0)", "top-right": "translate(-100%,0)", bottom: "translate(-50%,-100%)", "bottom-left": "translate(0,-100%)", "bottom-right": "translate(-100%,-100%)", left: "translate(0,-50%)", right: "translate(-100%,-50%)" };
        class Vr extends e.Evented {
          constructor(t2, i3) {
            if (super(), (t2 instanceof e.window.HTMLElement || i3) && (t2 = e.extend({ element: t2 }, i3)), e.bindAll(["_update", "_onMove", "_onUp", "_addDragHandler", "_onMapClick", "_onKeyPress", "_clearFadeTimer"], this), this._anchor = t2 && t2.anchor || "center", this._color = t2 && t2.color || "#3FB1CE", this._scale = t2 && t2.scale || 1, this._draggable = t2 && t2.draggable || false, this._clickTolerance = t2 && t2.clickTolerance || 0, this._isDragging = false, this._state = "inactive", this._rotation = t2 && t2.rotation || 0, this._rotationAlignment = t2 && t2.rotationAlignment || "auto", this._pitchAlignment = t2 && t2.pitchAlignment && "auto" !== t2.pitchAlignment ? t2.pitchAlignment : this._rotationAlignment, this._updateMoving = () => this._update(true), t2 && t2.element)
              this._element = t2.element, this._offset = e.pointGeometry.convert(t2 && t2.offset || [0, 0]);
            else {
              this._defaultMarker = true, this._element = n("div");
              const i4 = 41, o3 = 27, r2 = a("svg", { display: "block", height: i4 * this._scale + "px", width: o3 * this._scale + "px", viewBox: `0 0 ${o3} ${i4}` }, this._element), s2 = a("radialGradient", { id: "shadowGradient" }, a("defs", {}, r2));
              a("stop", { offset: "10%", "stop-opacity": 0.4 }, s2), a("stop", { offset: "100%", "stop-opacity": 0.05 }, s2), a("ellipse", { cx: 13.5, cy: 34.8, rx: 10.5, ry: 5.25, fill: "url(#shadowGradient)" }, r2), a("path", { fill: this._color, d: "M27,13.5C27,19.07 20.25,27 14.75,34.5C14.02,35.5 12.98,35.5 12.25,34.5C6.75,27 0,19.22 0,13.5C0,6.04 6.04,0 13.5,0C20.96,0 27,6.04 27,13.5Z" }, r2), a("path", { opacity: 0.25, d: "M13.5,0C6.04,0 0,6.04 0,13.5C0,19.22 6.75,27 12.25,34.5C13,35.52 14.02,35.5 14.75,34.5C20.25,27 27,19.07 27,13.5C27,6.04 20.96,0 13.5,0ZM13.5,1C20.42,1 26,6.58 26,13.5C26,15.9 24.5,19.18 22.22,22.74C19.95,26.3 16.71,30.14 13.94,33.91C13.74,34.18 13.61,34.32 13.5,34.44C13.39,34.32 13.26,34.18 13.06,33.91C10.28,30.13 7.41,26.31 5.02,22.77C2.62,19.23 1,15.95 1,13.5C1,6.58 6.58,1 13.5,1Z" }, r2), a("circle", { fill: "white", cx: 13.5, cy: 13.5, r: 5.5 }, r2), this._offset = e.pointGeometry.convert(t2 && t2.offset || [0, -14]);
            }
            this._element.hasAttribute("aria-label") || this._element.setAttribute("aria-label", "Map marker"), this._element.classList.add("mapboxgl-marker"), this._element.addEventListener("dragstart", (e2) => {
              e2.preventDefault();
            }), this._element.addEventListener("mousedown", (e2) => {
              e2.preventDefault();
            });
            const o2 = this._element.classList;
            for (const e2 in Zr)
              o2.remove(`mapboxgl-marker-anchor-${e2}`);
            o2.add(`mapboxgl-marker-anchor-${this._anchor}`), this._popup = null;
          }
          addTo(e2) {
            return e2 === this._map || (this.remove(), this._map = e2, e2.getCanvasContainer().appendChild(this._element), e2.on("move", this._updateMoving), e2.on("moveend", this._update), e2.on("remove", this._clearFadeTimer), e2._addMarker(this), this.setDraggable(this._draggable), this._update(), e2.on("click", this._onMapClick)), this;
          }
          remove() {
            const e2 = this._map;
            return e2 && (e2.off("click", this._onMapClick), e2.off("move", this._updateMoving), e2.off("moveend", this._update), e2.off("mousedown", this._addDragHandler), e2.off("touchstart", this._addDragHandler), e2.off("mouseup", this._onUp), e2.off("touchend", this._onUp), e2.off("mousemove", this._onMove), e2.off("touchmove", this._onMove), e2.off("remove", this._clearFadeTimer), e2._removeMarker(this), this._map = void 0), this._clearFadeTimer(), this._element.remove(), this._popup && this._popup.remove(), this;
          }
          getLngLat() {
            return this._lngLat;
          }
          setLngLat(t2) {
            return this._lngLat = e.LngLat.convert(t2), this._pos = null, this._popup && this._popup.setLngLat(this._lngLat), this._update(true), this;
          }
          getElement() {
            return this._element;
          }
          setPopup(e2) {
            if (this._popup && (this._popup.remove(), this._popup = null, this._element.removeAttribute("role"), this._element.removeEventListener("keypress", this._onKeyPress), this._originalTabIndex || this._element.removeAttribute("tabindex")), e2) {
              if (!("offset" in e2.options)) {
                const t2 = 38.1, i3 = 13.5, o2 = Math.sqrt(Math.pow(i3, 2) / 2);
                e2.options.offset = this._defaultMarker ? { top: [0, 0], "top-left": [0, 0], "top-right": [0, 0], bottom: [0, -t2], "bottom-left": [o2, -1 * (t2 - i3 + o2)], "bottom-right": [-o2, -1 * (t2 - i3 + o2)], left: [i3, -1 * (t2 - i3)], right: [-i3, -1 * (t2 - i3)] } : this._offset;
              }
              this._popup = e2, this._lngLat && this._popup.setLngLat(this._lngLat), this._element.setAttribute("role", "button"), this._originalTabIndex = this._element.getAttribute("tabindex"), this._originalTabIndex || this._element.setAttribute("tabindex", "0"), this._element.addEventListener("keypress", this._onKeyPress), this._element.setAttribute("aria-expanded", "false");
            }
            return this;
          }
          _onKeyPress(e2) {
            const t2 = e2.code, i3 = e2.charCode || e2.keyCode;
            "Space" !== t2 && "Enter" !== t2 && 32 !== i3 && 13 !== i3 || this.togglePopup();
          }
          _onMapClick(e2) {
            const t2 = e2.originalEvent.target, i3 = this._element;
            this._popup && (t2 === i3 || i3.contains(t2)) && this.togglePopup();
          }
          getPopup() {
            return this._popup;
          }
          togglePopup() {
            const e2 = this._popup;
            return e2 ? (e2.isOpen() ? (e2.remove(), this._element.setAttribute("aria-expanded", "false")) : this._map && (e2.addTo(this._map), this._element.setAttribute("aria-expanded", "true")), this) : this;
          }
          _evaluateOpacity() {
            const e2 = this._map;
            if (!e2)
              return;
            const t2 = this._pos;
            if (!t2 || t2.x < 0 || t2.x > e2.transform.width || t2.y < 0 || t2.y > e2.transform.height)
              return void this._clearFadeTimer();
            const i3 = e2.unproject(t2);
            let o2 = false;
            if (e2.transform._terrainEnabled() && e2.getTerrain()) {
              const t3 = e2.getFreeCameraOptions();
              if (t3.position) {
                const e3 = t3.position.toLngLat();
                o2 = e3.distanceTo(i3) < 0.9 * e3.distanceTo(this._lngLat);
              }
            }
            const r2 = (1 - e2._queryFogOpacity(i3)) * (o2 ? 0.2 : 1);
            this._element.style.opacity = `${r2}`, this._popup && this._popup._setOpacity(`${r2}`), this._fadeTimer = null;
          }
          _clearFadeTimer() {
            this._fadeTimer && (clearTimeout(this._fadeTimer), this._fadeTimer = null);
          }
          _updateDOM() {
            const e2 = this._pos;
            if (!e2)
              return;
            const t2 = this._offset.mult(this._scale), i3 = this._calculatePitch(), o2 = this._calculateRotation();
            this._element.style.transform = `
            translate(${e2.x}px, ${e2.y}px) ${Zr[this._anchor]}
            rotateX(${i3}deg) rotateZ(${o2}deg)
            translate(${t2.x}px, ${t2.y}px)
        `;
          }
          _calculatePitch() {
            return "viewport" === this._pitchAlignment || "auto" === this._pitchAlignment ? 0 : this._map && "map" === this._pitchAlignment ? this._map.getPitch() : 0;
          }
          _calculateRotation() {
            return "viewport" === this._rotationAlignment || "auto" === this._rotationAlignment ? this._rotation : this._map && "map" === this._rotationAlignment ? this._rotation - this._map.getBearing() : 0;
          }
          _update(t2) {
            e.window.cancelAnimationFrame(this._updateFrameId);
            const i3 = this._map;
            i3 && (i3.transform.renderWorldCopies && (this._lngLat = jr(this._lngLat, this._pos, i3.transform)), this._pos = i3.project(this._lngLat), true === t2 ? this._updateFrameId = e.window.requestAnimationFrame(() => {
              this._element && this._pos && this._anchor && (this._pos = this._pos.round(), this._updateDOM());
            }) : this._pos = this._pos.round(), i3._requestDomTask(() => {
              this._map && (this._element && this._pos && this._anchor && this._updateDOM(), !i3.getTerrain() && !i3.getFog() || this._fadeTimer || (this._fadeTimer = setTimeout(this._evaluateOpacity.bind(this), 60)));
            }));
          }
          getOffset() {
            return this._offset;
          }
          setOffset(t2) {
            return this._offset = e.pointGeometry.convert(t2), this._update(), this;
          }
          _onMove(t2) {
            const i3 = this._map;
            if (i3) {
              if (!this._isDragging) {
                const e2 = this._clickTolerance || i3._clickTolerance;
                this._isDragging = t2.point.dist(this._pointerdownPos) >= e2;
              }
              this._isDragging && (this._pos = t2.point.sub(this._positionDelta), this._lngLat = i3.unproject(this._pos), this.setLngLat(this._lngLat), this._element.style.pointerEvents = "none", "pending" === this._state && (this._state = "active", this.fire(new e.Event("dragstart"))), this.fire(new e.Event("drag")));
            }
          }
          _onUp() {
            this._element.style.pointerEvents = "auto", this._positionDelta = null, this._pointerdownPos = null, this._isDragging = false;
            const t2 = this._map;
            t2 && (t2.off("mousemove", this._onMove), t2.off("touchmove", this._onMove)), "active" === this._state && this.fire(new e.Event("dragend")), this._state = "inactive";
          }
          _addDragHandler(e2) {
            const t2 = this._map;
            t2 && this._element.contains(e2.originalEvent.target) && (e2.preventDefault(), this._positionDelta = e2.point.sub(this._pos), this._pointerdownPos = e2.point, this._state = "pending", t2.on("mousemove", this._onMove), t2.on("touchmove", this._onMove), t2.once("mouseup", this._onUp), t2.once("touchend", this._onUp));
          }
          setDraggable(e2) {
            this._draggable = !!e2;
            const t2 = this._map;
            return t2 && (e2 ? (t2.on("mousedown", this._addDragHandler), t2.on("touchstart", this._addDragHandler)) : (t2.off("mousedown", this._addDragHandler), t2.off("touchstart", this._addDragHandler))), this;
          }
          isDraggable() {
            return this._draggable;
          }
          setRotation(e2) {
            return this._rotation = e2 || 0, this._update(), this;
          }
          getRotation() {
            return this._rotation;
          }
          setRotationAlignment(e2) {
            return this._rotationAlignment = e2 || "auto", this._update(), this;
          }
          getRotationAlignment() {
            return this._rotationAlignment;
          }
          setPitchAlignment(e2) {
            return this._pitchAlignment = e2 && "auto" !== e2 ? e2 : this._rotationAlignment, this._update(), this;
          }
          getPitchAlignment() {
            return this._pitchAlignment;
          }
        }
        class Wr {
          constructor(e2) {
            this.jumpTo(e2);
          }
          getValue(t2) {
            if (t2 <= this._startTime)
              return this._start;
            if (t2 >= this._endTime)
              return this._end;
            const i3 = e.easeCubicInOut((t2 - this._startTime) / (this._endTime - this._startTime));
            return this._start * (1 - i3) + this._end * i3;
          }
          isEasing(e2) {
            return e2 >= this._startTime && e2 <= this._endTime;
          }
          jumpTo(e2) {
            this._startTime = -1 / 0, this._endTime = -1 / 0, this._start = e2, this._end = e2;
          }
          easeTo(e2, t2, i3) {
            this._start = this.getValue(t2), this._end = e2, this._startTime = t2, this._endTime = t2 + i3;
          }
        }
        const qr = { "AttributionControl.ToggleAttribution": "Toggle attribution", "AttributionControl.MapFeedback": "Map feedback", "FullscreenControl.Enter": "Enter fullscreen", "FullscreenControl.Exit": "Exit fullscreen", "GeolocateControl.FindMyLocation": "Find my location", "GeolocateControl.LocationNotAvailable": "Location not available", "LogoControl.Title": "Mapbox logo", "NavigationControl.ResetBearing": "Reset bearing to north", "NavigationControl.ZoomIn": "Zoom in", "NavigationControl.ZoomOut": "Zoom out", "ScaleControl.Feet": "ft", "ScaleControl.Meters": "m", "ScaleControl.Kilometers": "km", "ScaleControl.Miles": "mi", "ScaleControl.NauticalMiles": "nm", "ScrollZoomBlocker.CtrlMessage": "Use ctrl + scroll to zoom the map", "ScrollZoomBlocker.CmdMessage": "Use ⌘ + scroll to zoom the map", "TouchPanBlocker.Message": "Use two fingers to move the map" }, Xr = { center: [0, 0], zoom: 0, bearing: 0, pitch: 0, minZoom: -2, maxZoom: 22, minPitch: 0, maxPitch: 85, interactive: true, scrollZoom: true, boxZoom: true, dragRotate: true, dragPan: true, keyboard: true, doubleClickZoom: true, touchZoomRotate: true, touchPitch: true, cooperativeGestures: false, bearingSnap: 7, clickTolerance: 3, pitchWithRotate: true, hash: false, attributionControl: true, failIfMajorPerformanceCaveat: false, preserveDrawingBuffer: false, trackResize: true, optimizeForTerrain: true, renderWorldCopies: true, refreshExpiredTiles: true, minTileCacheSize: null, maxTileCacheSize: null, localIdeographFontFamily: "sans-serif", localFontFamily: null, transformRequest: null, accessToken: null, fadeDuration: 300, crossSourceCollisions: true };
        function $r(e2) {
          e2.parentNode && e2.parentNode.removeChild(e2);
        }
        const Hr = { showCompass: true, showZoom: true, visualizePitch: false };
        class Kr {
          constructor(t2, i3, o2 = false) {
            this._clickTolerance = 10, this.element = i3, this.mouseRotate = new hr({ clickTolerance: t2.dragRotate._mouseRotate._clickTolerance }), this.map = t2, o2 && (this.mousePitch = new _r({ clickTolerance: t2.dragRotate._mousePitch._clickTolerance })), e.bindAll(["mousedown", "mousemove", "mouseup", "touchstart", "touchmove", "touchend", "reset"], this), i3.addEventListener("mousedown", this.mousedown), i3.addEventListener("touchstart", this.touchstart, { passive: false }), i3.addEventListener("touchmove", this.touchmove), i3.addEventListener("touchend", this.touchend), i3.addEventListener("touchcancel", this.reset);
          }
          down(e2, t2) {
            this.mouseRotate.mousedown(e2, t2), this.mousePitch && this.mousePitch.mousedown(e2, t2), h();
          }
          move(e2, t2) {
            const i3 = this.map, o2 = this.mouseRotate.mousemoveWindow(e2, t2), r2 = o2 && o2.bearingDelta;
            if (r2 && i3.setBearing(i3.getBearing() + r2), this.mousePitch) {
              const o3 = this.mousePitch.mousemoveWindow(e2, t2), r3 = o3 && o3.pitchDelta;
              r3 && i3.setPitch(i3.getPitch() + r3);
            }
          }
          off() {
            const e2 = this.element;
            e2.removeEventListener("mousedown", this.mousedown), e2.removeEventListener("touchstart", this.touchstart, { passive: false }), e2.removeEventListener("touchmove", this.touchmove), e2.removeEventListener("touchend", this.touchend), e2.removeEventListener("touchcancel", this.reset), this.offTemp();
          }
          offTemp() {
            _(), e.window.removeEventListener("mousemove", this.mousemove), e.window.removeEventListener("mouseup", this.mouseup);
          }
          mousedown(t2) {
            this.down(e.extend({}, t2, { ctrlKey: true, preventDefault: () => t2.preventDefault() }), p(this.element, t2)), e.window.addEventListener("mousemove", this.mousemove), e.window.addEventListener("mouseup", this.mouseup);
          }
          mousemove(e2) {
            this.move(e2, p(this.element, e2));
          }
          mouseup(e2) {
            this.mouseRotate.mouseupWindow(e2), this.mousePitch && this.mousePitch.mouseupWindow(e2), this.offTemp();
          }
          touchstart(e2) {
            1 !== e2.targetTouches.length ? this.reset() : (this._startPos = this._lastPos = m(this.element, e2.targetTouches)[0], this.down({ type: "mousedown", button: 0, ctrlKey: true, preventDefault: () => e2.preventDefault() }, this._startPos));
          }
          touchmove(e2) {
            1 !== e2.targetTouches.length ? this.reset() : (this._lastPos = m(this.element, e2.targetTouches)[0], this.move({ preventDefault: () => e2.preventDefault() }, this._lastPos));
          }
          touchend(e2) {
            0 === e2.targetTouches.length && this._startPos && this._lastPos && this._startPos.dist(this._lastPos) < this._clickTolerance && this.element.click(), this.reset();
          }
          reset() {
            this.mouseRotate.reset(), this.mousePitch && this.mousePitch.reset(), delete this._startPos, delete this._lastPos, this.offTemp();
          }
        }
        const Yr = { positionOptions: { enableHighAccuracy: false, maximumAge: 0, timeout: 6e3 }, fitBoundsOptions: { maxZoom: 15 }, trackUserLocation: false, showAccuracyCircle: true, showUserLocation: true, showUserHeading: false };
        let Jr, Qr = 0, en = false;
        const tn = { maxWidth: 100, unit: "metric" };
        function on(e2, t2, i3) {
          const o2 = i3 && i3.maxWidth || 100, r2 = e2._containerHeight / 2, n2 = e2._containerWidth / 2 - o2 / 2, a2 = e2.unproject([n2, r2]), s2 = e2.unproject([n2 + o2, r2]), l2 = a2.distanceTo(s2);
          if (i3 && "imperial" === i3.unit) {
            const i4 = 3.2808 * l2;
            i4 > 5280 ? rn(t2, o2, i4 / 5280, e2._getUIString("ScaleControl.Miles"), e2) : rn(t2, o2, i4, e2._getUIString("ScaleControl.Feet"), e2);
          } else
            i3 && "nautical" === i3.unit ? rn(t2, o2, l2 / 1852, e2._getUIString("ScaleControl.NauticalMiles"), e2) : l2 >= 1e3 ? rn(t2, o2, l2 / 1e3, e2._getUIString("ScaleControl.Kilometers"), e2) : rn(t2, o2, l2, e2._getUIString("ScaleControl.Meters"), e2);
        }
        function rn(e2, t2, i3, o2, r2) {
          const n2 = function(e3) {
            const t3 = Math.pow(10, `${Math.floor(e3)}`.length - 1);
            let i4 = e3 / t3;
            return i4 = i4 >= 10 ? 10 : i4 >= 5 ? 5 : i4 >= 3 ? 3 : i4 >= 2 ? 2 : i4 >= 1 ? 1 : function(e4) {
              const t4 = Math.pow(10, Math.ceil(-Math.log(e4) / Math.LN10));
              return Math.round(e4 * t4) / t4;
            }(i4), t3 * i4;
          }(i3), a2 = n2 / i3;
          r2._requestDomTask(() => {
            e2.style.width = t2 * a2 + "px", e2.innerHTML = `${n2}&nbsp;${o2}`;
          });
        }
        const nn = { closeButton: true, closeOnClick: true, focusAfterOpen: true, className: "", maxWidth: "240px" }, an = ["a[href]", "[tabindex]:not([tabindex='-1'])", "[contenteditable]:not([contenteditable='false'])", "button:not([disabled])", "input:not([disabled])", "select:not([disabled])", "textarea:not([disabled])"].join(", ");
        function sn(t2 = new e.pointGeometry(0, 0), i3 = "bottom") {
          if ("number" == typeof t2) {
            const o2 = Math.round(Math.sqrt(0.5 * Math.pow(t2, 2)));
            switch (i3) {
              case "top":
                return new e.pointGeometry(0, t2);
              case "top-left":
                return new e.pointGeometry(o2, o2);
              case "top-right":
                return new e.pointGeometry(-o2, o2);
              case "bottom":
                return new e.pointGeometry(0, -t2);
              case "bottom-left":
                return new e.pointGeometry(o2, -o2);
              case "bottom-right":
                return new e.pointGeometry(-o2, -o2);
              case "left":
                return new e.pointGeometry(t2, 0);
              case "right":
                return new e.pointGeometry(-t2, 0);
            }
            return new e.pointGeometry(0, 0);
          }
          return t2 instanceof e.pointGeometry || Array.isArray(t2) ? e.pointGeometry.convert(t2) : e.pointGeometry.convert(t2[i3] || [0, 0]);
        }
        const ln = { version: e.version, supported: t, setRTLTextPlugin: e.setRTLTextPlugin, getRTLTextPluginStatus: e.getRTLTextPluginStatus, Map: class extends Fr {
          constructor(t2) {
            if (null != (t2 = e.extend({}, Xr, t2)).minZoom && null != t2.maxZoom && t2.minZoom > t2.maxZoom)
              throw new Error("maxZoom must be greater than or equal to minZoom");
            if (null != t2.minPitch && null != t2.maxPitch && t2.minPitch > t2.maxPitch)
              throw new Error("maxPitch must be greater than or equal to minPitch");
            if (null != t2.minPitch && t2.minPitch < 0)
              throw new Error("minPitch must be greater than or equal to 0");
            if (null != t2.maxPitch && t2.maxPitch > 85)
              throw new Error("maxPitch must be less than or equal to 85");
            if (t2.antialias && e.isSafariWithAntialiasingBug(e.window) && (t2.antialias = false, e.warnOnce("Antialiasing is disabled for this WebGL context to avoid browser bug: https://github.com/mapbox/mapbox-gl-js/issues/11609")), super(new No(t2.minZoom, t2.maxZoom, t2.minPitch, t2.maxPitch, t2.renderWorldCopies), t2), this._interactive = t2.interactive, this._minTileCacheSize = t2.minTileCacheSize, this._maxTileCacheSize = t2.maxTileCacheSize, this._failIfMajorPerformanceCaveat = t2.failIfMajorPerformanceCaveat, this._preserveDrawingBuffer = t2.preserveDrawingBuffer, this._antialias = t2.antialias, this._trackResize = t2.trackResize, this._bearingSnap = t2.bearingSnap, this._refreshExpiredTiles = t2.refreshExpiredTiles, this._fadeDuration = t2.fadeDuration, this._isInitialLoad = true, this._crossSourceCollisions = t2.crossSourceCollisions, this._crossFadingFactor = 1, this._collectResourceTiming = t2.collectResourceTiming, this._optimizeForTerrain = t2.optimizeForTerrain, this._renderTaskQueue = new Gr(), this._domRenderTaskQueue = new Gr(), this._controls = [], this._markers = [], this._mapId = e.uniqueId(), this._locale = e.extend({}, qr, t2.locale), this._clickTolerance = t2.clickTolerance, this._cooperativeGestures = t2.cooperativeGestures, this._containerWidth = 0, this._containerHeight = 0, this._averageElevationLastSampledAt = -1 / 0, this._averageElevationExaggeration = 0, this._averageElevation = new Wr(0), this._explicitProjection = null, this._requestManager = new e.RequestManager(t2.transformRequest, t2.accessToken, t2.testMode), this._silenceAuthErrors = !!t2.testMode, "string" == typeof t2.container) {
              if (this._container = e.window.document.getElementById(t2.container), !this._container)
                throw new Error(`Container '${t2.container}' not found.`);
            } else {
              if (!(t2.container instanceof e.window.HTMLElement))
                throw new Error("Invalid type: 'container' must be a String or HTMLElement.");
              this._container = t2.container;
            }
            if (this._container.childNodes.length > 0 && e.warnOnce("The map container element should be empty, otherwise the map's interactivity will be negatively impacted. If you want to display a message when WebGL is not supported, use the Mapbox GL Supported plugin instead."), t2.maxBounds && this.setMaxBounds(t2.maxBounds), e.bindAll(["_onWindowOnline", "_onWindowResize", "_onMapScroll", "_contextLost", "_contextRestored"], this), this._setupContainer(), this._setupPainter(), void 0 === this.painter)
              throw new Error("Failed to initialize WebGL.");
            this.on("move", () => this._update(false)), this.on("moveend", () => this._update(false)), this.on("zoom", () => this._update(true)), void 0 !== e.window && (e.window.addEventListener("online", this._onWindowOnline, false), e.window.addEventListener("resize", this._onWindowResize, false), e.window.addEventListener("orientationchange", this._onWindowResize, false), e.window.addEventListener("webkitfullscreenchange", this._onWindowResize, false)), this.handlers = new Or(this, t2), this._localFontFamily = t2.localFontFamily, this._localIdeographFontFamily = t2.localIdeographFontFamily, t2.style && this.setStyle(t2.style, { localFontFamily: this._localFontFamily, localIdeographFontFamily: this._localIdeographFontFamily }), t2.projection && this.setProjection(t2.projection), this._hash = t2.hash && new jo("string" == typeof t2.hash && t2.hash || void 0).addTo(this), this._hash && this._hash._onHashChange() || (this.jumpTo({ center: t2.center, zoom: t2.zoom, bearing: t2.bearing, pitch: t2.pitch }), t2.bounds && (this.resize(), this.fitBounds(t2.bounds, e.extend({}, t2.fitBoundsOptions, { duration: 0 })))), this.resize(), t2.attributionControl && this.addControl(new Ur({ customAttribution: t2.customAttribution })), this._logoControl = new Nr(), this.addControl(this._logoControl, t2.logoPosition), this.on("style.load", () => {
              this.transform.unmodified && this.jumpTo(this.style.stylesheet);
            }), this.on("data", (t3) => {
              this._update("style" === t3.dataType), this.fire(new e.Event(`${t3.dataType}data`, t3));
            }), this.on("dataloading", (t3) => {
              this.fire(new e.Event(`${t3.dataType}dataloading`, t3));
            });
          }
          _getMapId() {
            return this._mapId;
          }
          addControl(t2, i3) {
            if (void 0 === i3 && (i3 = t2.getDefaultPosition ? t2.getDefaultPosition() : "top-right"), !t2 || !t2.onAdd)
              return this.fire(new e.ErrorEvent(new Error("Invalid argument to map.addControl(). Argument must be a control with onAdd and onRemove methods.")));
            const o2 = t2.onAdd(this);
            this._controls.push(t2);
            const r2 = this._controlPositions[i3];
            return -1 !== i3.indexOf("bottom") ? r2.insertBefore(o2, r2.firstChild) : r2.appendChild(o2), this;
          }
          removeControl(t2) {
            if (!t2 || !t2.onRemove)
              return this.fire(new e.ErrorEvent(new Error("Invalid argument to map.removeControl(). Argument must be a control with onAdd and onRemove methods.")));
            const i3 = this._controls.indexOf(t2);
            return i3 > -1 && this._controls.splice(i3, 1), t2.onRemove(this), this;
          }
          hasControl(e2) {
            return this._controls.indexOf(e2) > -1;
          }
          getContainer() {
            return this._container;
          }
          getCanvasContainer() {
            return this._canvasContainer;
          }
          getCanvas() {
            return this._canvas;
          }
          resize(t2) {
            if (this._updateContainerDimensions(), this._containerWidth === this.transform.width && this._containerHeight === this.transform.height)
              return this;
            this._resizeCanvas(this._containerWidth, this._containerHeight), this.transform.resize(this._containerWidth, this._containerHeight), this.painter.resize(Math.ceil(this._containerWidth), Math.ceil(this._containerHeight));
            const i3 = !this._moving;
            return i3 && this.fire(new e.Event("movestart", t2)).fire(new e.Event("move", t2)), this.fire(new e.Event("resize", t2)), i3 && this.fire(new e.Event("moveend", t2)), this;
          }
          getBounds() {
            return this.transform.getBounds();
          }
          getMaxBounds() {
            return this.transform.getMaxBounds() || null;
          }
          setMaxBounds(t2) {
            return this.transform.setMaxBounds(e.LngLatBounds.convert(t2)), this._update();
          }
          setMinZoom(t2) {
            if ((t2 = null == t2 ? -2 : t2) >= -2 && t2 <= this.transform.maxZoom)
              return this.transform.minZoom = t2, this._update(), this.getZoom() < t2 ? this.setZoom(t2) : this.fire(new e.Event("zoomstart")).fire(new e.Event("zoom")).fire(new e.Event("zoomend")), this;
            throw new Error("minZoom must be between -2 and the current maxZoom, inclusive");
          }
          getMinZoom() {
            return this.transform.minZoom;
          }
          setMaxZoom(t2) {
            if ((t2 = null == t2 ? 22 : t2) >= this.transform.minZoom)
              return this.transform.maxZoom = t2, this._update(), this.getZoom() > t2 ? this.setZoom(t2) : this.fire(new e.Event("zoomstart")).fire(new e.Event("zoom")).fire(new e.Event("zoomend")), this;
            throw new Error("maxZoom must be greater than the current minZoom");
          }
          getMaxZoom() {
            return this.transform.maxZoom;
          }
          setMinPitch(t2) {
            if ((t2 = null == t2 ? 0 : t2) < 0)
              throw new Error("minPitch must be greater than or equal to 0");
            if (t2 >= 0 && t2 <= this.transform.maxPitch)
              return this.transform.minPitch = t2, this._update(), this.getPitch() < t2 ? this.setPitch(t2) : this.fire(new e.Event("pitchstart")).fire(new e.Event("pitch")).fire(new e.Event("pitchend")), this;
            throw new Error("minPitch must be between 0 and the current maxPitch, inclusive");
          }
          getMinPitch() {
            return this.transform.minPitch;
          }
          setMaxPitch(t2) {
            if ((t2 = null == t2 ? 85 : t2) > 85)
              throw new Error("maxPitch must be less than or equal to 85");
            if (t2 >= this.transform.minPitch)
              return this.transform.maxPitch = t2, this._update(), this.getPitch() > t2 ? this.setPitch(t2) : this.fire(new e.Event("pitchstart")).fire(new e.Event("pitch")).fire(new e.Event("pitchend")), this;
            throw new Error("maxPitch must be greater than the current minPitch");
          }
          getMaxPitch() {
            return this.transform.maxPitch;
          }
          getRenderWorldCopies() {
            return this.transform.renderWorldCopies;
          }
          setRenderWorldCopies(e2) {
            return this.transform.renderWorldCopies = e2, this._update();
          }
          getProjection() {
            return this._explicitProjection ? this._explicitProjection : this.style && this.style.stylesheet && this.style.stylesheet.projection ? this.style.stylesheet.projection : { name: "mercator", center: [0, 0] };
          }
          setProjection(e2) {
            return this._lazyInitEmptyStyle(), e2 ? "string" == typeof e2 && (e2 = { name: e2 }) : e2 = null, this._updateProjection(e2);
          }
          _updateProjection(e2) {
            null === e2 && (this._explicitProjection = null);
            const t2 = e2 || this.getProjection(), i3 = this.transform.setProjection(t2);
            if (e2 && (this._explicitProjection = this.transform.getProjection()), i3) {
              this.painter.clearBackgroundTiles();
              for (const e3 in this.style._sourceCaches)
                this.style._sourceCaches[e3].clearTiles();
              this.style.applyProjectionUpdate(), this._update(true);
            }
            return this;
          }
          project(t2) {
            return this.transform.locationPoint3D(e.LngLat.convert(t2));
          }
          unproject(t2) {
            return this.transform.pointLocation3D(e.pointGeometry.convert(t2));
          }
          isMoving() {
            return this._moving || this.handlers && this.handlers.isMoving() || false;
          }
          isZooming() {
            return this._zooming || this.handlers && this.handlers.isZooming() || false;
          }
          isRotating() {
            return this._rotating || this.handlers && this.handlers.isRotating() || false;
          }
          _createDelegatedListener(e2, t2, i3) {
            if ("mouseenter" === e2 || "mouseover" === e2) {
              let o2 = false;
              const r2 = (r3) => {
                const n3 = t2.filter((e3) => this.getLayer(e3)), a2 = n3.length ? this.queryRenderedFeatures(r3.point, { layers: n3 }) : [];
                a2.length ? o2 || (o2 = true, i3.call(this, new Yo(e2, this, r3.originalEvent, { features: a2 }))) : o2 = false;
              }, n2 = () => {
                o2 = false;
              };
              return { layers: new Set(t2), listener: i3, delegates: { mousemove: r2, mouseout: n2 } };
            }
            if ("mouseleave" === e2 || "mouseout" === e2) {
              let o2 = false;
              const r2 = (r3) => {
                const n3 = t2.filter((e3) => this.getLayer(e3));
                (n3.length ? this.queryRenderedFeatures(r3.point, { layers: n3 }) : []).length ? o2 = true : o2 && (o2 = false, i3.call(this, new Yo(e2, this, r3.originalEvent)));
              }, n2 = (t3) => {
                o2 && (o2 = false, i3.call(this, new Yo(e2, this, t3.originalEvent)));
              };
              return { layers: new Set(t2), listener: i3, delegates: { mousemove: r2, mouseout: n2 } };
            }
            {
              const o2 = (e3) => {
                const o3 = t2.filter((e4) => this.getLayer(e4)), r2 = o3.length ? this.queryRenderedFeatures(e3.point, { layers: o3 }) : [];
                r2.length && (e3.features = r2, i3.call(this, e3), delete e3.features);
              };
              return { layers: new Set(t2), listener: i3, delegates: { [e2]: o2 } };
            }
          }
          on(e2, t2, i3) {
            if (void 0 === i3)
              return super.on(e2, t2);
            Array.isArray(t2) || (t2 = [t2]);
            const o2 = this._createDelegatedListener(e2, t2, i3);
            this._delegatedListeners = this._delegatedListeners || {}, this._delegatedListeners[e2] = this._delegatedListeners[e2] || [], this._delegatedListeners[e2].push(o2);
            for (const e3 in o2.delegates)
              this.on(e3, o2.delegates[e3]);
            return this;
          }
          once(e2, t2, i3) {
            if (void 0 === i3)
              return super.once(e2, t2);
            Array.isArray(t2) || (t2 = [t2]);
            const o2 = this._createDelegatedListener(e2, t2, i3);
            for (const e3 in o2.delegates)
              this.once(e3, o2.delegates[e3]);
            return this;
          }
          off(e2, t2, i3) {
            if (void 0 === i3)
              return super.off(e2, t2);
            t2 = new Set(Array.isArray(t2) ? t2 : [t2]);
            const o2 = (e3, t3) => {
              if (e3.size !== t3.size)
                return false;
              for (const i4 of e3)
                if (!t3.has(i4))
                  return false;
              return true;
            }, r2 = this._delegatedListeners ? this._delegatedListeners[e2] : void 0;
            return r2 && ((e3) => {
              for (let r3 = 0; r3 < e3.length; r3++) {
                const n2 = e3[r3];
                if (n2.listener === i3 && o2(n2.layers, t2)) {
                  for (const e4 in n2.delegates)
                    this.off(e4, n2.delegates[e4]);
                  return e3.splice(r3, 1), this;
                }
              }
            })(r2), this;
          }
          queryRenderedFeatures(t2, i3) {
            return this.style ? (void 0 !== i3 || void 0 === t2 || t2 instanceof e.pointGeometry || Array.isArray(t2) || (i3 = t2, t2 = void 0), this.style.queryRenderedFeatures(t2 = t2 || [[0, 0], [this.transform.width, this.transform.height]], i3 = i3 || {}, this.transform)) : [];
          }
          querySourceFeatures(e2, t2) {
            return this.style.querySourceFeatures(e2, t2);
          }
          queryTerrainElevation(t2, i3) {
            const o2 = this.transform.elevation;
            return o2 ? (i3 = e.extend({}, { exaggerated: true }, i3), o2.getAtPoint(e.MercatorCoordinate.fromLngLat(t2), null, i3.exaggerated)) : null;
          }
          setStyle(t2, i3) {
            return false !== (i3 = e.extend({}, { localIdeographFontFamily: this._localIdeographFontFamily, localFontFamily: this._localFontFamily }, i3)).diff && i3.localIdeographFontFamily === this._localIdeographFontFamily && i3.localFontFamily === this._localFontFamily && this.style && t2 ? (this._diffStyle(t2, i3), this) : (this._localIdeographFontFamily = i3.localIdeographFontFamily, this._localFontFamily = i3.localFontFamily, this._updateStyle(t2, i3));
          }
          _getUIString(e2) {
            const t2 = this._locale[e2];
            if (null == t2)
              throw new Error(`Missing UI string '${e2}'`);
            return t2;
          }
          _updateStyle(e2, t2) {
            return this.style && (this.style.setEventedParent(null), this.style._remove(), this.style = void 0), e2 && (this.style = new $t(this, t2 || {}), this.style.setEventedParent(this, { style: this.style }), "string" == typeof e2 ? this.style.loadURL(e2) : this.style.loadJSON(e2)), this._updateTerrain(), this;
          }
          _lazyInitEmptyStyle() {
            this.style || (this.style = new $t(this, {}), this.style.setEventedParent(this, { style: this.style }), this.style.loadEmpty());
          }
          _diffStyle(t2, i3) {
            if ("string" == typeof t2) {
              const o2 = this._requestManager.normalizeStyleURL(t2), r2 = this._requestManager.transformRequest(o2, e.ResourceType.Style);
              e.getJSON(r2, (t3, o3) => {
                t3 ? this.fire(new e.ErrorEvent(t3)) : o3 && this._updateDiff(o3, i3);
              });
            } else
              "object" == typeof t2 && this._updateDiff(t2, i3);
          }
          _updateDiff(t2, i3) {
            try {
              this.style.setState(t2) && this._update(true);
            } catch (o2) {
              e.warnOnce(`Unable to perform style diff: ${o2.message || o2.error || o2}.  Rebuilding the style from scratch.`), this._updateStyle(t2, i3);
            }
          }
          getStyle() {
            if (this.style)
              return this.style.serialize();
          }
          isStyleLoaded() {
            return this.style ? this.style.loaded() : (e.warnOnce("There is no style added to the map."), false);
          }
          addSource(e2, t2) {
            return this._lazyInitEmptyStyle(), this.style.addSource(e2, t2), this._update(true);
          }
          isSourceLoaded(e2) {
            return !!this.style && this.style._isSourceCacheLoaded(e2);
          }
          areTilesLoaded() {
            const e2 = this.style && this.style._sourceCaches;
            for (const t2 in e2) {
              const i3 = e2[t2]._tiles;
              for (const e3 in i3) {
                const t3 = i3[e3];
                if ("loaded" !== t3.state && "errored" !== t3.state)
                  return false;
              }
            }
            return true;
          }
          addSourceType(e2, t2, i3) {
            this._lazyInitEmptyStyle(), this.style.addSourceType(e2, t2, i3);
          }
          removeSource(e2) {
            return this.style.removeSource(e2), this._updateTerrain(), this._update(true);
          }
          getSource(e2) {
            return this.style.getSource(e2);
          }
          addImage(t2, i3, { pixelRatio: o2 = 1, sdf: r2 = false, stretchX: n2, stretchY: a2, content: s2 } = {}) {
            if (this._lazyInitEmptyStyle(), i3 instanceof e.window.HTMLImageElement || e.window.ImageBitmap && i3 instanceof e.window.ImageBitmap) {
              const { width: l2, height: c2, data: h2 } = e.exported.getImageData(i3);
              this.style.addImage(t2, { data: new e.RGBAImage({ width: l2, height: c2 }, h2), pixelRatio: o2, stretchX: n2, stretchY: a2, content: s2, sdf: r2, version: 0 });
            } else if (void 0 === i3.width || void 0 === i3.height)
              this.fire(new e.ErrorEvent(new Error("Invalid arguments to map.addImage(). The second argument must be an `HTMLImageElement`, `ImageData`, `ImageBitmap`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")));
            else {
              const { width: l2, height: c2 } = i3, h2 = i3;
              this.style.addImage(t2, { data: new e.RGBAImage({ width: l2, height: c2 }, new Uint8Array(h2.data)), pixelRatio: o2, stretchX: n2, stretchY: a2, content: s2, sdf: r2, version: 0, userImage: h2 }), h2.onAdd && h2.onAdd(this, t2);
            }
          }
          updateImage(t2, i3) {
            const o2 = this.style.getImage(t2);
            if (!o2)
              return void this.fire(new e.ErrorEvent(new Error("The map has no image with that id. If you are adding a new image use `map.addImage(...)` instead.")));
            const r2 = i3 instanceof e.window.HTMLImageElement || e.window.ImageBitmap && i3 instanceof e.window.ImageBitmap ? e.exported.getImageData(i3) : i3, { width: n2, height: a2 } = r2;
            void 0 !== n2 && void 0 !== a2 ? n2 === o2.data.width && a2 === o2.data.height ? (o2.data.replace(r2.data, !(i3 instanceof e.window.HTMLImageElement || e.window.ImageBitmap && i3 instanceof e.window.ImageBitmap)), this.style.updateImage(t2, o2)) : this.fire(new e.ErrorEvent(new Error("The width and height of the updated image must be that same as the previous version of the image"))) : this.fire(new e.ErrorEvent(new Error("Invalid arguments to map.updateImage(). The second argument must be an `HTMLImageElement`, `ImageData`, `ImageBitmap`, or object with `width`, `height`, and `data` properties with the same format as `ImageData`")));
          }
          hasImage(t2) {
            return t2 ? !!this.style.getImage(t2) : (this.fire(new e.ErrorEvent(new Error("Missing required image id"))), false);
          }
          removeImage(e2) {
            this.style.removeImage(e2);
          }
          loadImage(t2, i3) {
            e.getImage(this._requestManager.transformRequest(t2, e.ResourceType.Image), (t3, o2) => {
              i3(t3, o2 instanceof e.window.HTMLImageElement ? e.exported.getImageData(o2) : o2);
            });
          }
          listImages() {
            return this.style.listImages();
          }
          addLayer(e2, t2) {
            return this._lazyInitEmptyStyle(), this.style.addLayer(e2, t2), this._update(true);
          }
          moveLayer(e2, t2) {
            return this.style.moveLayer(e2, t2), this._update(true);
          }
          removeLayer(e2) {
            return this.style.removeLayer(e2), this._update(true);
          }
          getLayer(e2) {
            return this.style.getLayer(e2);
          }
          setLayerZoomRange(e2, t2, i3) {
            return this.style.setLayerZoomRange(e2, t2, i3), this._update(true);
          }
          setFilter(e2, t2, i3 = {}) {
            return this.style.setFilter(e2, t2, i3), this._update(true);
          }
          getFilter(e2) {
            return this.style.getFilter(e2);
          }
          setPaintProperty(e2, t2, i3, o2 = {}) {
            return this.style.setPaintProperty(e2, t2, i3, o2), this._update(true);
          }
          getPaintProperty(e2, t2) {
            return this.style.getPaintProperty(e2, t2);
          }
          setLayoutProperty(e2, t2, i3, o2 = {}) {
            return this.style.setLayoutProperty(e2, t2, i3, o2), this._update(true);
          }
          getLayoutProperty(e2, t2) {
            return this.style.getLayoutProperty(e2, t2);
          }
          setLight(e2, t2 = {}) {
            return this._lazyInitEmptyStyle(), this.style.setLight(e2, t2), this._update(true);
          }
          getLight() {
            return this.style.getLight();
          }
          setTerrain(e2) {
            return this._lazyInitEmptyStyle(), !e2 && this.transform.projection.requiresDraping ? this.style.setTerrainForDraping() : this.style.setTerrain(e2), this._averageElevationLastSampledAt = -1 / 0, this._update(true);
          }
          getTerrain() {
            return this.style ? this.style.getTerrain() : null;
          }
          setFog(e2) {
            return this._lazyInitEmptyStyle(), this.style.setFog(e2), this._update(true);
          }
          getFog() {
            return this.style ? this.style.getFog() : null;
          }
          _queryFogOpacity(t2) {
            return this.style && this.style.fog ? this.style.fog.getOpacityAtLatLng(e.LngLat.convert(t2), this.transform) : 0;
          }
          setFeatureState(e2, t2) {
            return this.style.setFeatureState(e2, t2), this._update();
          }
          removeFeatureState(e2, t2) {
            return this.style.removeFeatureState(e2, t2), this._update();
          }
          getFeatureState(e2) {
            return this.style.getFeatureState(e2);
          }
          _updateContainerDimensions() {
            if (!this._container)
              return;
            const t2 = this._container.getBoundingClientRect().width || 400, i3 = this._container.getBoundingClientRect().height || 300;
            let o2, r2, n2, a2 = this._container;
            for (; a2 && (!r2 || !n2); ) {
              const t3 = e.window.getComputedStyle(a2).transform;
              t3 && "none" !== t3 && (o2 = t3.match(/matrix.*\((.+)\)/)[1].split(", "), o2[0] && "0" !== o2[0] && "1" !== o2[0] && (r2 = o2[0]), o2[3] && "0" !== o2[3] && "1" !== o2[3] && (n2 = o2[3])), a2 = a2.parentElement;
            }
            this._containerWidth = r2 ? Math.abs(t2 / r2) : t2, this._containerHeight = n2 ? Math.abs(i3 / n2) : i3;
          }
          _detectMissingCSS() {
            "rgb(250, 128, 114)" !== e.window.getComputedStyle(this._missingCSSCanary).getPropertyValue("background-color") && e.warnOnce("This page appears to be missing CSS declarations for Mapbox GL JS, which may cause the map to display incorrectly. Please ensure your page includes mapbox-gl.css, as described in https://www.mapbox.com/mapbox-gl-js/api/.");
          }
          _setupContainer() {
            const e2 = this._container;
            e2.classList.add("mapboxgl-map"), (this._missingCSSCanary = n("div", "mapboxgl-canary", e2)).style.visibility = "hidden", this._detectMissingCSS();
            const t2 = this._canvasContainer = n("div", "mapboxgl-canvas-container", e2);
            this._interactive && t2.classList.add("mapboxgl-interactive"), this._canvas = n("canvas", "mapboxgl-canvas", t2), this._canvas.addEventListener("webglcontextlost", this._contextLost, false), this._canvas.addEventListener("webglcontextrestored", this._contextRestored, false), this._canvas.setAttribute("tabindex", "0"), this._canvas.setAttribute("aria-label", "Map"), this._canvas.setAttribute("role", "region"), this._updateContainerDimensions(), this._resizeCanvas(this._containerWidth, this._containerHeight);
            const i3 = this._controlContainer = n("div", "mapboxgl-control-container", e2), o2 = this._controlPositions = {};
            ["top-left", "top-right", "bottom-left", "bottom-right"].forEach((e3) => {
              o2[e3] = n("div", `mapboxgl-ctrl-${e3}`, i3);
            }), this._container.addEventListener("scroll", this._onMapScroll, false);
          }
          _resizeCanvas(t2, i3) {
            const o2 = e.exported.devicePixelRatio || 1;
            this._canvas.width = o2 * Math.ceil(t2), this._canvas.height = o2 * Math.ceil(i3), this._canvas.style.width = `${t2}px`, this._canvas.style.height = `${i3}px`;
          }
          _addMarker(e2) {
            this._markers.push(e2);
          }
          _removeMarker(e2) {
            const t2 = this._markers.indexOf(e2);
            -1 !== t2 && this._markers.splice(t2, 1);
          }
          _setupPainter() {
            const i3 = e.extend({}, t.webGLContextAttributes, { failIfMajorPerformanceCaveat: this._failIfMajorPerformanceCaveat, preserveDrawingBuffer: this._preserveDrawingBuffer, antialias: this._antialias || false }), o2 = this._canvas.getContext("webgl", i3) || this._canvas.getContext("experimental-webgl", i3);
            o2 ? (e.storeAuthState(o2, true), this.painter = new Mo(o2, this.transform), this.on("data", (e2) => {
              "source" === e2.dataType && this.painter.setTileLoadedFlag(true);
            }), e.exported$1.testSupport(o2)) : this.fire(new e.ErrorEvent(new Error("Failed to initialize WebGL")));
          }
          _contextLost(t2) {
            t2.preventDefault(), this._frame && (this._frame.cancel(), this._frame = null), this.fire(new e.Event("webglcontextlost", { originalEvent: t2 }));
          }
          _contextRestored(t2) {
            this._setupPainter(), this.resize(), this._update(), this.fire(new e.Event("webglcontextrestored", { originalEvent: t2 }));
          }
          _onMapScroll(e2) {
            if (e2.target === this._container)
              return this._container.scrollTop = 0, this._container.scrollLeft = 0, false;
          }
          loaded() {
            return !this._styleDirty && !this._sourcesDirty && !!this.style && this.style.loaded();
          }
          _update(e2) {
            return this.style ? (this._styleDirty = this._styleDirty || e2, this._sourcesDirty = true, this.triggerRepaint(), this) : this;
          }
          _requestRenderFrame(e2) {
            return this._update(), this._renderTaskQueue.add(e2);
          }
          _cancelRenderFrame(e2) {
            this._renderTaskQueue.remove(e2);
          }
          _requestDomTask(e2) {
            !this.loaded() || this.loaded() && !this.isMoving() ? e2() : this._domRenderTaskQueue.add(e2);
          }
          _render(t2) {
            let i3;
            const o2 = this.painter.context.extTimerQuery, r2 = e.exported.now();
            if (this.listens("gpu-timing-frame") && (i3 = o2.createQueryEXT(), o2.beginQueryEXT(o2.TIME_ELAPSED_EXT, i3)), this.painter.context.setDirty(), this.painter.setBaseState(), this._renderTaskQueue.run(t2), this._domRenderTaskQueue.run(t2), this._removed)
              return;
            let n2 = false;
            const a2 = this._isInitialLoad ? 0 : this._fadeDuration;
            if (this.style && this._styleDirty) {
              this._styleDirty = false;
              const t3 = this.transform.zoom, i4 = this.transform.pitch, o3 = e.exported.now();
              this.style.zoomHistory.update(t3, o3);
              const r3 = new e.EvaluationParameters(t3, { now: o3, fadeDuration: a2, pitch: i4, zoomHistory: this.style.zoomHistory, transition: this.style.getTransition() }), s3 = r3.crossFadingFactor();
              1 === s3 && s3 === this._crossFadingFactor || (n2 = true, this._crossFadingFactor = s3), this.style.update(r3);
            }
            this.style && this.style.fog && this.style.fog.hasTransition() && (this.style._markersNeedUpdate = true, this._sourcesDirty = true);
            let s2 = false;
            if (this.style && this._sourcesDirty ? (this._sourcesDirty = false, this.painter._updateFog(this.style), this._updateTerrain(), s2 = this._updateAverageElevation(r2), this.style._updateSources(this.transform), this._forceMarkerUpdate()) : s2 = this._updateAverageElevation(r2), this._placementDirty = this.style && this.style._updatePlacement(this.painter.transform, this.showCollisionBoxes, a2, this._crossSourceCollisions), this.style && this.painter.render(this.style, { showTileBoundaries: this.showTileBoundaries, showTerrainWireframe: this.showTerrainWireframe, showOverdrawInspector: this._showOverdrawInspector, showQueryGeometry: !!this._showQueryGeometry, rotating: this.isRotating(), zooming: this.isZooming(), moving: this.isMoving(), fadeDuration: a2, isInitialLoad: this._isInitialLoad, showPadding: this.showPadding, gpuTiming: !!this.listens("gpu-timing-layer"), speedIndexTiming: this.speedIndexTiming }), this.fire(new e.Event("render")), this.loaded() && !this._loaded && (this._loaded = true, this.fire(new e.Event("load"))), this.style && (this.style.hasTransitions() || n2) && (this._styleDirty = true), this.style && !this._placementDirty && this.style._releaseSymbolFadeTiles(), this.listens("gpu-timing-frame")) {
              const t3 = e.exported.now() - r2;
              o2.endQueryEXT(o2.TIME_ELAPSED_EXT, i3), setTimeout(() => {
                const r3 = o2.getQueryObjectEXT(i3, o2.QUERY_RESULT_EXT) / 1e6;
                o2.deleteQueryEXT(i3), this.fire(new e.Event("gpu-timing-frame", { cpuTime: t3, gpuTime: r3 }));
              }, 50);
            }
            if (this.listens("gpu-timing-layer")) {
              const t3 = this.painter.collectGpuTimers();
              setTimeout(() => {
                const i4 = this.painter.queryGpuTimers(t3);
                this.fire(new e.Event("gpu-timing-layer", { layerTimes: i4 }));
              }, 50);
            }
            const l2 = this._sourcesDirty || this._styleDirty || this._placementDirty || s2;
            if (l2 || this._repaint)
              this.triggerRepaint();
            else {
              const t3 = !this.isMoving() && this.loaded();
              if (t3 && (s2 = this._updateAverageElevation(r2, true)), s2)
                this.triggerRepaint();
              else if (this._triggerFrame(false), t3 && (this.fire(new e.Event("idle")), this._isInitialLoad = false, this.speedIndexTiming)) {
                const t4 = this._calculateSpeedIndex();
                this.fire(new e.Event("speedindexcompleted", { speedIndex: t4 })), this.speedIndexTiming = false;
              }
            }
            !this._loaded || this._fullyLoaded || l2 || (this._fullyLoaded = true, this._authenticate());
          }
          _forceMarkerUpdate() {
            for (const e2 of this._markers)
              e2._update();
          }
          _updateAverageElevation(e2, t2 = false) {
            const i3 = (e3) => (this.transform.averageElevation = e3, this._update(false), true);
            if (!this.painter.averageElevationNeedsEasing())
              return 0 !== this.transform.averageElevation && i3(0);
            if ((t2 || e2 - this._averageElevationLastSampledAt > 500) && !this._averageElevation.isEasing(e2)) {
              const t3 = this.transform.averageElevation;
              let o2 = this.transform.sampleAverageElevation(), r2 = false;
              this.transform.elevation && (r2 = this.transform.elevation.exaggeration() !== this._averageElevationExaggeration, this._averageElevationExaggeration = this.transform.elevation.exaggeration()), isNaN(o2) ? o2 = 0 : this._averageElevationLastSampledAt = e2;
              const n2 = Math.abs(t3 - o2);
              if (n2 > 1) {
                if (this._isInitialLoad || r2)
                  return this._averageElevation.jumpTo(o2), i3(o2);
                this._averageElevation.easeTo(o2, e2, 300);
              } else if (n2 > 1e-4)
                return this._averageElevation.jumpTo(o2), i3(o2);
            }
            return !!this._averageElevation.isEasing(e2) && i3(this._averageElevation.getValue(e2));
          }
          _authenticate() {
            e.getMapSessionAPI(this._getMapId(), this._requestManager._skuToken, this._requestManager._customAccessToken, (t2) => {
              if (t2 && (t2.message === e.AUTH_ERR_MSG || 401 === t2.status)) {
                const t3 = this.painter.context.gl;
                e.storeAuthState(t3, false), this._logoControl instanceof Nr && this._logoControl._updateLogo(), t3 && t3.clear(t3.DEPTH_BUFFER_BIT | t3.COLOR_BUFFER_BIT | t3.STENCIL_BUFFER_BIT), this._silenceAuthErrors || this.fire(new e.ErrorEvent(new Error("A valid Mapbox access token is required to use Mapbox GL JS. To create an account or a new access token, visit https://account.mapbox.com/")));
              }
            }), e.postMapLoadEvent(this._getMapId(), this._requestManager._skuToken, this._requestManager._customAccessToken, () => {
            });
          }
          _updateTerrain() {
            this.painter.updateTerrain(this.style, this.isMoving() || this.isRotating() || this.isZooming());
          }
          _calculateSpeedIndex() {
            const e2 = this.painter.canvasCopy(), t2 = this.painter.getCanvasCopiesAndTimestamps();
            t2.timeStamps.push(performance.now());
            const i3 = this.painter.context.gl, o2 = i3.createFramebuffer();
            function r2(e3) {
              i3.framebufferTexture2D(i3.FRAMEBUFFER, i3.COLOR_ATTACHMENT0, i3.TEXTURE_2D, e3, 0);
              const t3 = new Uint8Array(i3.drawingBufferWidth * i3.drawingBufferHeight * 4);
              return i3.readPixels(0, 0, i3.drawingBufferWidth, i3.drawingBufferHeight, i3.RGBA, i3.UNSIGNED_BYTE, t3), t3;
            }
            return i3.bindFramebuffer(i3.FRAMEBUFFER, o2), this._canvasPixelComparison(r2(e2), t2.canvasCopies.map(r2), t2.timeStamps);
          }
          _canvasPixelComparison(e2, t2, i3) {
            let o2 = i3[1] - i3[0];
            const r2 = e2.length / 4;
            for (let n2 = 0; n2 < t2.length; n2++) {
              const a2 = t2[n2];
              let s2 = 0;
              for (let t3 = 0; t3 < a2.length; t3 += 4)
                a2[t3] === e2[t3] && a2[t3 + 1] === e2[t3 + 1] && a2[t3 + 2] === e2[t3 + 2] && a2[t3 + 3] === e2[t3 + 3] && (s2 += 1);
              o2 += (i3[n2 + 2] - i3[n2 + 1]) * (1 - s2 / r2);
            }
            return o2;
          }
          remove() {
            this._hash && this._hash.remove();
            for (const e2 of this._controls)
              e2.onRemove(this);
            this._controls = [], this._frame && (this._frame.cancel(), this._frame = null), this._renderTaskQueue.clear(), this._domRenderTaskQueue.clear(), this.style && this.style.destroy(), this.painter.destroy(), this.handlers && this.handlers.destroy(), this.handlers = void 0, this.setStyle(null), void 0 !== e.window && (e.window.removeEventListener("resize", this._onWindowResize, false), e.window.removeEventListener("orientationchange", this._onWindowResize, false), e.window.removeEventListener("webkitfullscreenchange", this._onWindowResize, false), e.window.removeEventListener("online", this._onWindowOnline, false));
            const t2 = this.painter.context.gl.getExtension("WEBGL_lose_context");
            t2 && t2.loseContext(), $r(this._canvasContainer), $r(this._controlContainer), $r(this._missingCSSCanary), this._container.classList.remove("mapboxgl-map"), e.removeAuthState(this.painter.context.gl), this._removed = true, this.fire(new e.Event("remove"));
          }
          triggerRepaint() {
            this._triggerFrame(true);
          }
          _triggerFrame(t2) {
            this._renderNextFrame = this._renderNextFrame || t2, this.style && !this._frame && (this._frame = e.exported.frame((e2) => {
              const t3 = !!this._renderNextFrame;
              this._frame = null, this._renderNextFrame = null, t3 && this._render(e2);
            }));
          }
          _preloadTiles(t2) {
            const i3 = this.style ? Object.values(this.style._sourceCaches) : [];
            return e.asyncAll(i3, (e2, i4) => e2._preloadTiles(t2, i4), () => {
              this.triggerRepaint();
            }), this;
          }
          _onWindowOnline() {
            this._update();
          }
          _onWindowResize(e2) {
            this._trackResize && this.resize({ originalEvent: e2 })._update();
          }
          get showTileBoundaries() {
            return !!this._showTileBoundaries;
          }
          set showTileBoundaries(e2) {
            this._showTileBoundaries !== e2 && (this._showTileBoundaries = e2, this._update());
          }
          get showTerrainWireframe() {
            return !!this._showTerrainWireframe;
          }
          set showTerrainWireframe(e2) {
            this._showTerrainWireframe !== e2 && (this._showTerrainWireframe = e2, this._update());
          }
          get speedIndexTiming() {
            return !!this._speedIndexTiming;
          }
          set speedIndexTiming(e2) {
            this._speedIndexTiming !== e2 && (this._speedIndexTiming = e2, this._update());
          }
          get showPadding() {
            return !!this._showPadding;
          }
          set showPadding(e2) {
            this._showPadding !== e2 && (this._showPadding = e2, this._update());
          }
          get showCollisionBoxes() {
            return !!this._showCollisionBoxes;
          }
          set showCollisionBoxes(e2) {
            this._showCollisionBoxes !== e2 && (this._showCollisionBoxes = e2, e2 ? this.style._generateCollisionBoxes() : this._update());
          }
          get showOverdrawInspector() {
            return !!this._showOverdrawInspector;
          }
          set showOverdrawInspector(e2) {
            this._showOverdrawInspector !== e2 && (this._showOverdrawInspector = e2, this._update());
          }
          get repaint() {
            return !!this._repaint;
          }
          set repaint(e2) {
            this._repaint !== e2 && (this._repaint = e2, this.triggerRepaint());
          }
          get vertices() {
            return !!this._vertices;
          }
          set vertices(e2) {
            this._vertices = e2, this._update();
          }
          _setCacheLimits(t2, i3) {
            e.setCacheLimits(t2, i3);
          }
          get version() {
            return e.version;
          }
        }, NavigationControl: class {
          constructor(t2) {
            this.options = e.extend({}, Hr, t2), this._container = n("div", "mapboxgl-ctrl mapboxgl-ctrl-group"), this._container.addEventListener("contextmenu", (e2) => e2.preventDefault()), this.options.showZoom && (e.bindAll(["_setButtonTitle", "_updateZoomButtons"], this), this._zoomInButton = this._createButton("mapboxgl-ctrl-zoom-in", (e2) => {
              this._map && this._map.zoomIn({}, { originalEvent: e2 });
            }), n("span", "mapboxgl-ctrl-icon", this._zoomInButton).setAttribute("aria-hidden", "true"), this._zoomOutButton = this._createButton("mapboxgl-ctrl-zoom-out", (e2) => {
              this._map && this._map.zoomOut({}, { originalEvent: e2 });
            }), n("span", "mapboxgl-ctrl-icon", this._zoomOutButton).setAttribute("aria-hidden", "true")), this.options.showCompass && (e.bindAll(["_rotateCompassArrow"], this), this._compass = this._createButton("mapboxgl-ctrl-compass", (e2) => {
              const t3 = this._map;
              t3 && (this.options.visualizePitch ? t3.resetNorthPitch({}, { originalEvent: e2 }) : t3.resetNorth({}, { originalEvent: e2 }));
            }), this._compassIcon = n("span", "mapboxgl-ctrl-icon", this._compass), this._compassIcon.setAttribute("aria-hidden", "true"));
          }
          _updateZoomButtons() {
            const e2 = this._map;
            if (!e2)
              return;
            const t2 = e2.getZoom(), i3 = t2 === e2.getMaxZoom(), o2 = t2 === e2.getMinZoom();
            this._zoomInButton.disabled = i3, this._zoomOutButton.disabled = o2, this._zoomInButton.setAttribute("aria-disabled", i3.toString()), this._zoomOutButton.setAttribute("aria-disabled", o2.toString());
          }
          _rotateCompassArrow() {
            const e2 = this._map;
            if (!e2)
              return;
            const t2 = this.options.visualizePitch ? `scale(${1 / Math.pow(Math.cos(e2.transform.pitch * (Math.PI / 180)), 0.5)}) rotateX(${e2.transform.pitch}deg) rotateZ(${e2.transform.angle * (180 / Math.PI)}deg)` : `rotate(${e2.transform.angle * (180 / Math.PI)}deg)`;
            e2._requestDomTask(() => {
              this._compassIcon && (this._compassIcon.style.transform = t2);
            });
          }
          onAdd(e2) {
            return this._map = e2, this.options.showZoom && (this._setButtonTitle(this._zoomInButton, "ZoomIn"), this._setButtonTitle(this._zoomOutButton, "ZoomOut"), e2.on("zoom", this._updateZoomButtons), this._updateZoomButtons()), this.options.showCompass && (this._setButtonTitle(this._compass, "ResetBearing"), this.options.visualizePitch && e2.on("pitch", this._rotateCompassArrow), e2.on("rotate", this._rotateCompassArrow), this._rotateCompassArrow(), this._handler = new Kr(e2, this._compass, this.options.visualizePitch)), this._container;
          }
          onRemove() {
            const e2 = this._map;
            e2 && (this._container.remove(), this.options.showZoom && e2.off("zoom", this._updateZoomButtons), this.options.showCompass && (this.options.visualizePitch && e2.off("pitch", this._rotateCompassArrow), e2.off("rotate", this._rotateCompassArrow), this._handler && this._handler.off(), this._handler = void 0), this._map = void 0);
          }
          _createButton(e2, t2) {
            const i3 = n("button", e2, this._container);
            return i3.type = "button", i3.addEventListener("click", t2), i3;
          }
          _setButtonTitle(e2, t2) {
            if (!this._map)
              return;
            const i3 = this._map._getUIString(`NavigationControl.${t2}`);
            e2.setAttribute("aria-label", i3), e2.firstElementChild && e2.firstElementChild.setAttribute("title", i3);
          }
        }, GeolocateControl: class extends e.Evented {
          constructor(t2) {
            super(), this.options = e.extend({}, Yr, t2), e.bindAll(["_onSuccess", "_onError", "_onZoom", "_finish", "_setupUI", "_updateCamera", "_updateMarker", "_updateMarkerRotation", "_onDeviceOrientation"], this), this._updateMarkerRotationThrottled = Go(this._updateMarkerRotation, 20);
          }
          onAdd(t2) {
            var i3;
            return this._map = t2, this._container = n("div", "mapboxgl-ctrl mapboxgl-ctrl-group"), i3 = this._setupUI, void 0 !== Jr ? i3(Jr) : void 0 !== e.window.navigator.permissions ? e.window.navigator.permissions.query({ name: "geolocation" }).then((e2) => {
              Jr = "denied" !== e2.state, i3(Jr);
            }) : (Jr = !!e.window.navigator.geolocation, i3(Jr)), this._container;
          }
          onRemove() {
            void 0 !== this._geolocationWatchID && (e.window.navigator.geolocation.clearWatch(this._geolocationWatchID), this._geolocationWatchID = void 0), this.options.showUserLocation && this._userLocationDotMarker && this._userLocationDotMarker.remove(), this.options.showAccuracyCircle && this._accuracyCircleMarker && this._accuracyCircleMarker.remove(), this._container.remove(), this._map.off("zoom", this._onZoom), this._map = void 0, Qr = 0, en = false;
          }
          _isOutOfMapMaxBounds(e2) {
            const t2 = this._map.getMaxBounds(), i3 = e2.coords;
            return !!t2 && (i3.longitude < t2.getWest() || i3.longitude > t2.getEast() || i3.latitude < t2.getSouth() || i3.latitude > t2.getNorth());
          }
          _setErrorState() {
            switch (this._watchState) {
              case "WAITING_ACTIVE":
                this._watchState = "ACTIVE_ERROR", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");
                break;
              case "ACTIVE_LOCK":
                this._watchState = "ACTIVE_ERROR", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");
                break;
              case "BACKGROUND":
                this._watchState = "BACKGROUND_ERROR", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting");
            }
          }
          _onSuccess(t2) {
            if (this._map) {
              if (this._isOutOfMapMaxBounds(t2))
                return this._setErrorState(), this.fire(new e.Event("outofmaxbounds", t2)), this._updateMarker(), void this._finish();
              if (this.options.trackUserLocation)
                switch (this._lastKnownPosition = t2, this._watchState) {
                  case "WAITING_ACTIVE":
                  case "ACTIVE_LOCK":
                  case "ACTIVE_ERROR":
                    this._watchState = "ACTIVE_LOCK", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");
                    break;
                  case "BACKGROUND":
                  case "BACKGROUND_ERROR":
                    this._watchState = "BACKGROUND", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");
                }
              this.options.showUserLocation && "OFF" !== this._watchState && this._updateMarker(t2), this.options.trackUserLocation && "ACTIVE_LOCK" !== this._watchState || this._updateCamera(t2), this.options.showUserLocation && this._dotElement.classList.remove("mapboxgl-user-location-dot-stale"), this.fire(new e.Event("geolocate", t2)), this._finish();
            }
          }
          _updateCamera(t2) {
            const i3 = new e.LngLat(t2.coords.longitude, t2.coords.latitude), o2 = t2.coords.accuracy, r2 = this._map.getBearing(), n2 = e.extend({ bearing: r2 }, this.options.fitBoundsOptions);
            this._map.fitBounds(i3.toBounds(o2), n2, { geolocateSource: true });
          }
          _updateMarker(t2) {
            if (t2) {
              const i3 = new e.LngLat(t2.coords.longitude, t2.coords.latitude);
              this._accuracyCircleMarker.setLngLat(i3).addTo(this._map), this._userLocationDotMarker.setLngLat(i3).addTo(this._map), this._accuracy = t2.coords.accuracy, this.options.showUserLocation && this.options.showAccuracyCircle && this._updateCircleRadius();
            } else
              this._userLocationDotMarker.remove(), this._accuracyCircleMarker.remove();
          }
          _updateCircleRadius() {
            const e2 = this._map._containerHeight / 2, t2 = this._map.unproject([0, e2]), i3 = this._map.unproject([100, e2]), o2 = t2.distanceTo(i3) / 100, r2 = Math.ceil(2 * this._accuracy / o2);
            this._circleElement.style.width = `${r2}px`, this._circleElement.style.height = `${r2}px`;
          }
          _onZoom() {
            this.options.showUserLocation && this.options.showAccuracyCircle && this._updateCircleRadius();
          }
          _updateMarkerRotation() {
            this._userLocationDotMarker && "number" == typeof this._heading ? (this._userLocationDotMarker.setRotation(this._heading), this._dotElement.classList.add("mapboxgl-user-location-show-heading")) : (this._dotElement.classList.remove("mapboxgl-user-location-show-heading"), this._userLocationDotMarker.setRotation(0));
          }
          _onError(t2) {
            if (this._map) {
              if (this.options.trackUserLocation)
                if (1 === t2.code) {
                  this._watchState = "OFF", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"), this._geolocateButton.disabled = true;
                  const e2 = this._map._getUIString("GeolocateControl.LocationNotAvailable");
                  this._geolocateButton.setAttribute("aria-label", e2), this._geolocateButton.firstElementChild && this._geolocateButton.firstElementChild.setAttribute("title", e2), void 0 !== this._geolocationWatchID && this._clearWatch();
                } else {
                  if (3 === t2.code && en)
                    return;
                  this._setErrorState();
                }
              "OFF" !== this._watchState && this.options.showUserLocation && this._dotElement.classList.add("mapboxgl-user-location-dot-stale"), this.fire(new e.Event("error", t2)), this._finish();
            }
          }
          _finish() {
            this._timeoutId && clearTimeout(this._timeoutId), this._timeoutId = void 0;
          }
          _setupUI(t2) {
            if (this._container.addEventListener("contextmenu", (e2) => e2.preventDefault()), this._geolocateButton = n("button", "mapboxgl-ctrl-geolocate", this._container), n("span", "mapboxgl-ctrl-icon", this._geolocateButton).setAttribute("aria-hidden", "true"), this._geolocateButton.type = "button", false === t2) {
              e.warnOnce("Geolocation support is not available so the GeolocateControl will be disabled.");
              const t3 = this._map._getUIString("GeolocateControl.LocationNotAvailable");
              this._geolocateButton.disabled = true, this._geolocateButton.setAttribute("aria-label", t3), this._geolocateButton.firstElementChild && this._geolocateButton.firstElementChild.setAttribute("title", t3);
            } else {
              const e2 = this._map._getUIString("GeolocateControl.FindMyLocation");
              this._geolocateButton.setAttribute("aria-label", e2), this._geolocateButton.firstElementChild && this._geolocateButton.firstElementChild.setAttribute("title", e2);
            }
            this.options.trackUserLocation && (this._geolocateButton.setAttribute("aria-pressed", "false"), this._watchState = "OFF"), this.options.showUserLocation && (this._dotElement = n("div", "mapboxgl-user-location"), this._dotElement.appendChild(n("div", "mapboxgl-user-location-dot")), this._dotElement.appendChild(n("div", "mapboxgl-user-location-heading")), this._userLocationDotMarker = new Vr({ element: this._dotElement, rotationAlignment: "map", pitchAlignment: "map" }), this._circleElement = n("div", "mapboxgl-user-location-accuracy-circle"), this._accuracyCircleMarker = new Vr({ element: this._circleElement, pitchAlignment: "map" }), this.options.trackUserLocation && (this._watchState = "OFF"), this._map.on("zoom", this._onZoom)), this._geolocateButton.addEventListener("click", this.trigger.bind(this)), this._setup = true, this.options.trackUserLocation && this._map.on("movestart", (t3) => {
              t3.geolocateSource || "ACTIVE_LOCK" !== this._watchState || t3.originalEvent && "resize" === t3.originalEvent.type || (this._watchState = "BACKGROUND", this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"), this.fire(new e.Event("trackuserlocationend")));
            });
          }
          _onDeviceOrientation(e2) {
            this._userLocationDotMarker && (e2.webkitCompassHeading ? this._heading = e2.webkitCompassHeading : true === e2.absolute && (this._heading = -1 * e2.alpha), this._updateMarkerRotationThrottled());
          }
          trigger() {
            if (!this._setup)
              return e.warnOnce("Geolocate control triggered before added to a map"), false;
            if (this.options.trackUserLocation) {
              switch (this._watchState) {
                case "OFF":
                  this._watchState = "WAITING_ACTIVE", this.fire(new e.Event("trackuserlocationstart"));
                  break;
                case "WAITING_ACTIVE":
                case "ACTIVE_LOCK":
                case "ACTIVE_ERROR":
                case "BACKGROUND_ERROR":
                  Qr--, en = false, this._watchState = "OFF", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-active-error"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"), this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background-error"), this.fire(new e.Event("trackuserlocationend"));
                  break;
                case "BACKGROUND":
                  this._watchState = "ACTIVE_LOCK", this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-background"), this._lastKnownPosition && this._updateCamera(this._lastKnownPosition), this.fire(new e.Event("trackuserlocationstart"));
              }
              switch (this._watchState) {
                case "WAITING_ACTIVE":
                  this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");
                  break;
                case "ACTIVE_LOCK":
                  this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active");
                  break;
                case "ACTIVE_ERROR":
                  this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-active-error");
                  break;
                case "BACKGROUND":
                  this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background");
                  break;
                case "BACKGROUND_ERROR":
                  this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-background-error");
              }
              if ("OFF" === this._watchState && void 0 !== this._geolocationWatchID)
                this._clearWatch();
              else if (void 0 === this._geolocationWatchID) {
                let t2;
                this._geolocateButton.classList.add("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.setAttribute("aria-pressed", "true"), Qr++, Qr > 1 ? (t2 = { maximumAge: 6e5, timeout: 0 }, en = true) : (t2 = this.options.positionOptions, en = false), this._geolocationWatchID = e.window.navigator.geolocation.watchPosition(this._onSuccess, this._onError, t2), this.options.showUserHeading && this._addDeviceOrientationListener();
              }
            } else
              e.window.navigator.geolocation.getCurrentPosition(this._onSuccess, this._onError, this.options.positionOptions), this._timeoutId = setTimeout(this._finish, 1e4);
            return true;
          }
          _addDeviceOrientationListener() {
            const t2 = () => {
              e.window.addEventListener("ondeviceorientationabsolute" in e.window ? "deviceorientationabsolute" : "deviceorientation", this._onDeviceOrientation);
            };
            void 0 !== e.window.DeviceMotionEvent && "function" == typeof e.window.DeviceMotionEvent.requestPermission ? DeviceOrientationEvent.requestPermission().then((e2) => {
              "granted" === e2 && t2();
            }).catch(console.error) : t2();
          }
          _clearWatch() {
            e.window.navigator.geolocation.clearWatch(this._geolocationWatchID), e.window.removeEventListener("deviceorientation", this._onDeviceOrientation), e.window.removeEventListener("deviceorientationabsolute", this._onDeviceOrientation), this._geolocationWatchID = void 0, this._geolocateButton.classList.remove("mapboxgl-ctrl-geolocate-waiting"), this._geolocateButton.setAttribute("aria-pressed", "false"), this.options.showUserLocation && this._updateMarker(null);
          }
        }, AttributionControl: Ur, ScaleControl: class {
          constructor(t2) {
            this.options = e.extend({}, tn, t2), e.bindAll(["_onMove", "setUnit"], this);
          }
          getDefaultPosition() {
            return "bottom-left";
          }
          _onMove() {
            on(this._map, this._container, this.options);
          }
          onAdd(e2) {
            return this._map = e2, this._container = n("div", "mapboxgl-ctrl mapboxgl-ctrl-scale", e2.getContainer()), this._map.on("move", this._onMove), this._onMove(), this._container;
          }
          onRemove() {
            this._container.remove(), this._map.off("move", this._onMove), this._map = void 0;
          }
          setUnit(e2) {
            this.options.unit = e2, on(this._map, this._container, this.options);
          }
        }, FullscreenControl: class {
          constructor(t2) {
            this._fullscreen = false, t2 && t2.container && (t2.container instanceof e.window.HTMLElement ? this._container = t2.container : e.warnOnce("Full screen control 'container' must be a DOM element.")), e.bindAll(["_onClickFullscreen", "_changeIcon"], this), "onfullscreenchange" in e.window.document ? this._fullscreenchange = "fullscreenchange" : "onwebkitfullscreenchange" in e.window.document && (this._fullscreenchange = "webkitfullscreenchange");
          }
          onAdd(t2) {
            return this._map = t2, this._container || (this._container = this._map.getContainer()), this._controlContainer = n("div", "mapboxgl-ctrl mapboxgl-ctrl-group"), this._checkFullscreenSupport() ? this._setupUI() : (this._controlContainer.style.display = "none", e.warnOnce("This device does not support fullscreen mode.")), this._controlContainer;
          }
          onRemove() {
            this._controlContainer.remove(), this._map = null, e.window.document.removeEventListener(this._fullscreenchange, this._changeIcon);
          }
          _checkFullscreenSupport() {
            return !(!e.window.document.fullscreenEnabled && !e.window.document.webkitFullscreenEnabled);
          }
          _setupUI() {
            const t2 = this._fullscreenButton = n("button", "mapboxgl-ctrl-fullscreen", this._controlContainer);
            n("span", "mapboxgl-ctrl-icon", t2).setAttribute("aria-hidden", "true"), t2.type = "button", this._updateTitle(), this._fullscreenButton.addEventListener("click", this._onClickFullscreen), e.window.document.addEventListener(this._fullscreenchange, this._changeIcon);
          }
          _updateTitle() {
            const e2 = this._getTitle();
            this._fullscreenButton.setAttribute("aria-label", e2), this._fullscreenButton.firstElementChild && this._fullscreenButton.firstElementChild.setAttribute("title", e2);
          }
          _getTitle() {
            return this._map._getUIString(this._isFullscreen() ? "FullscreenControl.Exit" : "FullscreenControl.Enter");
          }
          _isFullscreen() {
            return this._fullscreen;
          }
          _changeIcon() {
            (e.window.document.fullscreenElement || e.window.document.webkitFullscreenElement) === this._container !== this._fullscreen && (this._fullscreen = !this._fullscreen, this._fullscreenButton.classList.toggle("mapboxgl-ctrl-shrink"), this._fullscreenButton.classList.toggle("mapboxgl-ctrl-fullscreen"), this._updateTitle());
          }
          _onClickFullscreen() {
            this._isFullscreen() ? e.window.document.exitFullscreen ? e.window.document.exitFullscreen() : e.window.document.webkitCancelFullScreen && e.window.document.webkitCancelFullScreen() : this._container.requestFullscreen ? this._container.requestFullscreen() : this._container.webkitRequestFullscreen && this._container.webkitRequestFullscreen();
          }
        }, Popup: class extends e.Evented {
          constructor(t2) {
            super(), this.options = e.extend(Object.create(nn), t2), e.bindAll(["_update", "_onClose", "remove", "_onMouseEvent"], this), this._classList = new Set(t2 && t2.className ? t2.className.trim().split(/\s+/) : []);
          }
          addTo(t2) {
            return this._map && this.remove(), this._map = t2, this.options.closeOnClick && t2.on("preclick", this._onClose), this.options.closeOnMove && t2.on("move", this._onClose), t2.on("remove", this.remove), this._update(), this._focusFirstElement(), this._trackPointer ? (t2.on("mousemove", this._onMouseEvent), t2.on("mouseup", this._onMouseEvent), t2._canvasContainer.classList.add("mapboxgl-track-pointer")) : t2.on("move", this._update), this.fire(new e.Event("open")), this;
          }
          isOpen() {
            return !!this._map;
          }
          remove() {
            this._content && this._content.remove(), this._container && (this._container.remove(), this._container = void 0);
            const t2 = this._map;
            return t2 && (t2.off("move", this._update), t2.off("move", this._onClose), t2.off("preclick", this._onClose), t2.off("click", this._onClose), t2.off("remove", this.remove), t2.off("mousemove", this._onMouseEvent), t2.off("mouseup", this._onMouseEvent), t2.off("drag", this._onMouseEvent), this._map = void 0), this.fire(new e.Event("close")), this;
          }
          getLngLat() {
            return this._lngLat;
          }
          setLngLat(t2) {
            this._lngLat = e.LngLat.convert(t2), this._pos = null, this._trackPointer = false, this._update();
            const i3 = this._map;
            return i3 && (i3.on("move", this._update), i3.off("mousemove", this._onMouseEvent), i3._canvasContainer.classList.remove("mapboxgl-track-pointer")), this;
          }
          trackPointer() {
            this._trackPointer = true, this._pos = null, this._update();
            const e2 = this._map;
            return e2 && (e2.off("move", this._update), e2.on("mousemove", this._onMouseEvent), e2.on("drag", this._onMouseEvent), e2._canvasContainer.classList.add("mapboxgl-track-pointer")), this;
          }
          getElement() {
            return this._container;
          }
          setText(t2) {
            return this.setDOMContent(e.window.document.createTextNode(t2));
          }
          setHTML(t2) {
            const i3 = e.window.document.createDocumentFragment(), o2 = e.window.document.createElement("body");
            let r2;
            for (o2.innerHTML = t2; r2 = o2.firstChild, r2; )
              i3.appendChild(r2);
            return this.setDOMContent(i3);
          }
          getMaxWidth() {
            return this._container && this._container.style.maxWidth;
          }
          setMaxWidth(e2) {
            return this.options.maxWidth = e2, this._update(), this;
          }
          setDOMContent(e2) {
            let t2 = this._content;
            if (t2)
              for (; t2.hasChildNodes(); )
                t2.firstChild && t2.removeChild(t2.firstChild);
            else
              t2 = this._content = n("div", "mapboxgl-popup-content", this._container || void 0);
            if (t2.appendChild(e2), this.options.closeButton) {
              const e3 = this._closeButton = n("button", "mapboxgl-popup-close-button", t2);
              e3.type = "button", e3.setAttribute("aria-label", "Close popup"), e3.setAttribute("aria-hidden", "true"), e3.innerHTML = "&#215;", e3.addEventListener("click", this._onClose);
            }
            return this._update(), this._focusFirstElement(), this;
          }
          addClassName(e2) {
            return this._classList.add(e2), this._updateClassList(), this;
          }
          removeClassName(e2) {
            return this._classList.delete(e2), this._updateClassList(), this;
          }
          setOffset(e2) {
            return this.options.offset = e2, this._update(), this;
          }
          toggleClassName(e2) {
            let t2;
            return this._classList.delete(e2) ? t2 = false : (this._classList.add(e2), t2 = true), this._updateClassList(), t2;
          }
          _onMouseEvent(e2) {
            this._update(e2.point);
          }
          _getAnchor(e2) {
            if (this.options.anchor)
              return this.options.anchor;
            const t2 = this._map, i3 = this._container, o2 = this._pos;
            if (!t2 || !i3 || !o2)
              return "bottom";
            const r2 = i3.offsetWidth, n2 = i3.offsetHeight, a2 = o2.x < r2 / 2, s2 = o2.x > t2.transform.width - r2 / 2;
            if (o2.y + e2 < n2)
              return a2 ? "top-left" : s2 ? "top-right" : "top";
            if (o2.y > t2.transform.height - n2) {
              if (a2)
                return "bottom-left";
              if (s2)
                return "bottom-right";
            }
            return a2 ? "left" : s2 ? "right" : "bottom";
          }
          _updateClassList() {
            const e2 = this._container;
            if (!e2)
              return;
            const t2 = [...this._classList];
            t2.push("mapboxgl-popup"), this._anchor && t2.push(`mapboxgl-popup-anchor-${this._anchor}`), this._trackPointer && t2.push("mapboxgl-popup-track-pointer"), e2.className = t2.join(" ");
          }
          _update(e2) {
            const t2 = this._map, i3 = this._content;
            if (!t2 || !this._lngLat && !this._trackPointer || !i3)
              return;
            let o2 = this._container;
            if (o2 || (o2 = this._container = n("div", "mapboxgl-popup", t2.getContainer()), this._tip = n("div", "mapboxgl-popup-tip", o2), o2.appendChild(i3)), this.options.maxWidth && o2.style.maxWidth !== this.options.maxWidth && (o2.style.maxWidth = this.options.maxWidth), t2.transform.renderWorldCopies && !this._trackPointer && (this._lngLat = jr(this._lngLat, this._pos, t2.transform)), !this._trackPointer || e2) {
              const i4 = this._pos = this._trackPointer && e2 ? e2 : t2.project(this._lngLat), o3 = sn(this.options.offset), r2 = this._anchor = this._getAnchor(o3.y), n2 = sn(this.options.offset, r2), a2 = i4.add(n2).round();
              t2._requestDomTask(() => {
                this._container && r2 && (this._container.style.transform = `${Zr[r2]} translate(${a2.x}px,${a2.y}px)`);
              });
            }
            this._updateClassList();
          }
          _focusFirstElement() {
            if (!this.options.focusAfterOpen || !this._container)
              return;
            const e2 = this._container.querySelector(an);
            e2 && e2.focus();
          }
          _onClose() {
            this.remove();
          }
          _setOpacity(e2) {
            this._content && (this._content.style.opacity = e2), this._tip && (this._tip.style.opacity = e2);
          }
        }, Marker: Vr, Style: $t, LngLat: e.LngLat, LngLatBounds: e.LngLatBounds, Point: e.pointGeometry, MercatorCoordinate: e.MercatorCoordinate, FreeCameraOptions: Ao, Evented: e.Evented, config: e.config, prewarm: function() {
          Ue().acquire(Oe);
        }, clearPrewarmedResources: function() {
          const e2 = Fe;
          e2 && (e2.isPreloaded() && 1 === e2.numActive() ? (e2.release(Oe), Fe = null) : console.warn("Could not clear WebWorkers since there are active Map instances that still reference it. The pre-warmed WebWorker pool can only be cleared when all map instances have been removed with map.remove()"));
        }, get accessToken() {
          return e.config.ACCESS_TOKEN;
        }, set accessToken(t2) {
          e.config.ACCESS_TOKEN = t2;
        }, get baseApiUrl() {
          return e.config.API_URL;
        }, set baseApiUrl(t2) {
          e.config.API_URL = t2;
        }, get workerCount() {
          return Be.workerCount;
        }, set workerCount(e2) {
          Be.workerCount = e2;
        }, get maxParallelImageRequests() {
          return e.config.MAX_PARALLEL_IMAGE_REQUESTS;
        }, set maxParallelImageRequests(t2) {
          e.config.MAX_PARALLEL_IMAGE_REQUESTS = t2;
        }, clearStorage(t2) {
          e.clearTileCache(t2);
        }, workerUrl: "", workerClass: null, setNow: e.exported.setNow, restoreNow: e.exported.restoreNow };
        return ln;
      });
      var mapboxgl$1 = mapboxgl2;
      return mapboxgl$1;
    });
  })(mapboxGl);
  var mapboxGlExports = mapboxGl.exports;
  const mapboxgl = /* @__PURE__ */ getDefaultExportFromCjs(mapboxGlExports);
  const ThirdPartyMaps = {
    /** 加载天地图普通地图 */
    tdtsl() {
      return {
        layers: [
          ["tdtsl", "TianDiTu.Normal.Map"],
          ["tdtslzj", "TianDiTu.Normal.Annotion"]
        ],
        key: "fb258b4c0bbf60ff7a0205b519ad9a96"
      };
    },
    /** 天地图影像 */
    tdtyx() {
      return {
        layers: [
          ["tdtyx", "TianDiTu.Satellite.Map"],
          ["tdtyxzj", "TianDiTu.Satellite.Annotion"]
        ],
        key: "fb258b4c0bbf60ff7a0205b519ad9a96"
      };
    },
    /** 天地图地形 */
    tdtdx() {
      return {
        layers: [
          ["tdtdx", "TianDiTu.Terrain.Map"],
          ["tdtdxzj", "TianDiTu.Terrain.Annotion"]
        ],
        key: "fb258b4c0bbf60ff7a0205b519ad9a96"
      };
    },
    /** 高德矢量 */
    gdsl() {
      return { layers: [["gdsl", "GaoDe.Normal.Map"]] };
    },
    /** 高德矢量,无注记版 */
    gdslwzj() {
      return { layers: [["gdslwzj", "GaoDe.Normal_NoTag.Map"]] };
    },
    /** 高德影像*/
    gdyx() {
      return {
        layers: [
          ["gdyx", "GaoDe.Satellite.Map"],
          ["gdyxzj", "GaoDe.Satellite.Annotion"]
        ]
      };
    },
    /** 百度矢量*/
    bdsl() {
      return { layers: [["bdsl", "Baidu.Normal.Map"]] };
    },
    /** 百度影像*/
    bdyx() {
      return {
        layers: [
          ["bdyx", "Baidu.Satellite.Map"],
          ["bdyxzj", "Baidu.Satellite.Annotion"]
        ]
      };
    },
    /** OSM地图 */
    osm() {
      return { layers: [["osm", "OSM.Normal.Map"]] };
    },
    /** GeoQ普通地图 */
    geoq() {
      return { layers: [["geoq", "Geoq.Normal.Map"]] };
    },
    /** GeoQ深蓝色地图 */
    geoqPurplishBlue() {
      return { layers: [["geoqPurplishBlue", "Geoq.Normal.PurplishBlue"]] };
    },
    /** GeoQ浅色地图 */
    geoqGray() {
      return { layers: [["geoqGray", "Geoq.Normal.Gray"]] };
    },
    /** GeoQ暖色调地图 */
    geoqWarm() {
      return { layers: [["geoqWarm", "Geoq.Normal.Warm"]] };
    },
    /** GeoQ冷色调地图 */
    geoqCold() {
      return { layers: [["geoqCold", "Geoq.Normal.Cold"]] };
    }
  };
  function mxtest_addTtifRaster(map2) {
    const url = "./gis/radar.tiff";
    console.log(url);
    let w = (114.06825863001939 - 104.18084906665138) * 5e-3;
    let h = (32.396413467808586 - 22.54283198132819) * 5e-3;
    let cenx = 114.07867152431874;
    let ceny = 22.563727343812303;
    map2.addSource("radar", {
      "type": "image",
      "url": url,
      //加载的tiff文件路径
      "coordinates": [
        [cenx - w * 0.5, ceny + h * 0.5],
        [cenx + w * 0.5, ceny + h * 0.5],
        [cenx + w * 0.5, ceny - h * 0.5],
        [cenx - w * 0.5, ceny - h * 0.5]
      ]
      //文件展示的经纬度（四个角/顺时针）
    });
    map2.addLayer({
      id: "radar-layer",
      "type": "raster",
      "source": "radar",
      "paint": {
        "raster-fade-duration": 0
      }
    });
  }
  function add_geoserver_wmts_EPSG900913_ttif(map2) {
    var vectorLayerUrl = "http://192.168.5.19:8080/geoserver/gwc/service/wmts?layer=mytest%3Amxcadtest2&style=&tilematrixset=EPSG:900913&Service=WMTS&Request=GetTile&Version=1.0.0&Format=image/png&TileMatrix=EPSG:900913:{z}&TileCol={x}&TileRow={y}";
    map2.addSource("wmts-source", {
      "type": "raster",
      "tiles": [
        vectorLayerUrl
      ],
      "tileSize": 256
    });
    map2.addLayer({
      "id": "wmts-layer",
      "type": "raster",
      "source": "wmts-source",
      "paint": {
        "raster-opacity": 0.95
      }
    });
  }
  let map;
  let mxmap;
  function init_mouse_coord_tip(isLoad_googlecn_map2) {
    map.on("click", function(e) {
      return __async(this, null, function* () {
        let { lng, lat } = e.lngLat;
        if (isLoad_googlecn_map2) {
          let gps84 = mxcad2.mx_gcj02_To_gps84(lng, lat);
          lng = gps84.lng;
          lat = gps84.lat;
        }
        console.log("经纬度坐标:", JSON.stringify([lng, lat]));
        let pt = mapboxgl.MercatorCoordinate.fromLngLat(
          [lng, lat],
          0
        );
        console.log("墨卡托坐标:", JSON.stringify(mxmap.map_lnglat_to_meters(lng, lat)));
        let ptCAD = mxmap.mercatorCoord2CAD(pt.x, pt.y);
        console.log("CAD坐标:", JSON.stringify(ptCAD));
      });
    });
  }
  let isLoad_googlecn_map = false;
  let isLoad_geoserver_wmts_EPSG900913_ttif = true;
  isLoad_geoserver_wmts_EPSG900913_ttif = false;
  if (isLoad_geoserver_wmts_EPSG900913_ttif)
    isLoad_googlecn_map = false;
  function getMapDefaultData() {
    let map_default_data = new mxcad2.MxCADPluginMapDefaultData();
    map_default_data.cadOrigin = [116275.977014, 19273.279085];
    map_default_data.mapOrigin = [114.06825863001939, 22.54283198132819];
    map_default_data.meterInCADUnits = 1;
    map_default_data.openFile = "./demo/road.dwg.mxweb";
    let mapType = mxdraw.MxFun.getQueryString("maptype");
    if (!isLoad_geoserver_wmts_EPSG900913_ttif) {
      if (mapType == "google") {
        let hx = mxcad2.mx_gps84_To_gcj02(map_default_data.mapOrigin[0], map_default_data.mapOrigin[1]);
        map_default_data.mapOrigin = [hx.lng, hx.lat];
        isLoad_googlecn_map = true;
        map_default_data.viewColor = { red: 0, green: 0, blue: 0 };
      } else {
        let rastermap = ThirdPartyMaps.gdslwzj();
        if (mapType == "gdslwzj") {
          rastermap = ThirdPartyMaps.gdslwzj();
        } else if (mapType == "gdyx") {
          rastermap = ThirdPartyMaps.gdyx();
        } else if (mapType == "tdtsl") {
          rastermap = ThirdPartyMaps.tdtsl();
        } else if (mapType == "bdsl") {
          rastermap = ThirdPartyMaps.bdsl();
        } else if (mapType == "geoq") {
          rastermap = ThirdPartyMaps.geoq();
        }
        map_default_data.rasterTileLayerList = rastermap.layers;
        if (rastermap.key)
          map_default_data.rasterTileKey = rastermap.key;
      }
    }
    return map_default_data;
  }
  function init$1(map_val) {
    mxmap = map_val;
    map = map_val.getMapbox();
    if (isLoad_googlecn_map) {
      mxcad2.MxMapAddGoogleCnLayer(map, ["Image", "Lable"]);
    }
    init_mouse_coord_tip(isLoad_googlecn_map);
    if (isLoad_geoserver_wmts_EPSG900913_ttif) {
      add_geoserver_wmts_EPSG900913_ttif(map);
    } else {
      mxtest_addTtifRaster(map);
    }
  }
  function MxTest_Map_Download() {
    return __async(this, null, function* () {
      let getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定下载范围第一点:");
      let pt1 = yield getPoint.go();
      if (!pt1)
        return;
      getPoint.setMessage("\n指定下载范围第二点:");
      getPoint.setUserDraw((currentPoint, worldDraw) => {
        worldDraw.setColor(16711680);
        let pl = new mxcad2.McDbPolyline();
        pl.addVertexAt(pt1);
        pl.addVertexAt(new mxcad2.McGePoint3d(pt1.x, currentPoint.y));
        pl.addVertexAt(currentPoint);
        pl.addVertexAt(new mxcad2.McGePoint3d(currentPoint.x, pt1.y));
        pl.constantWidth = mxdraw.MxFun.screenCoordLong2Doc(2);
        pl.isClosed = true;
        worldDraw.drawMcDbEntity(pl);
        let points = [];
        points.push(pt1.toVector3());
        points.push(new THREE.Vector3(pt1.x, currentPoint.y));
        points.push(currentPoint.toVector3());
        points.push(new THREE.Vector3(currentPoint.x, pt1.y));
        worldDraw.setColor(12868);
        worldDraw.drawSolid(points, 0.5);
      });
      getPoint.setDisableOsnap(true);
      getPoint.setDisableOrthoTrace(true);
      getPoint.setDynamicInputType(mxdraw.DynamicInputType.kXYCoordInput);
      let pt2 = yield getPoint.go();
      if (!pt2) {
        return;
      }
      let lnglat1 = mxmap.cadTolnglat(pt1.toVector3());
      let lnglat2 = mxmap.cadTolnglat(pt2.toVector3());
      let map_pt1 = mxmap.map_lnglat_to_meters(lnglat1[0], lnglat1[1]);
      let map_pt2 = mxmap.map_lnglat_to_meters(lnglat2[0], lnglat2[1]);
      if (isLoad_googlecn_map) {
        if (!(mxmap.outOfChina(lnglat1[0], lnglat1[1]) && mxmap.outOfChina(lnglat2[0], lnglat2[1]))) {
          let lnglat_gps841 = mxcad2.mx_gcj02_To_gps84(lnglat1[0], lnglat1[1]);
          let lnglat_gps842 = mxcad2.mx_gcj02_To_gps84(lnglat2[0], lnglat2[1]);
          map_pt1 = mxmap.map_lnglat_to_meters(lnglat_gps841.lng, lnglat_gps841.lat);
          map_pt2 = mxmap.map_lnglat_to_meters(lnglat_gps842.lng, lnglat_gps842.lat);
        }
      }
      let map_download_param = {
        url: "https://gac-geo.googlecnapps.cn/maps/vt?lyrs=s&x={x}&y={y}&z={z}",
        polygon: [map_pt1[0], map_pt1[1], map_pt2[0], map_pt2[1]],
        zoom: 18,
        auto_close: false,
        no_repeated_download: true,
        download_dir: "",
        thread_count: 32
      };
      mxdraw.MxFun.acutPrintf("\n 使用教程:https://help.mxdraw.com/?pid=111");
      mxdraw.MxFun.acutPrintf("\n 复制下面的范围,到下载器下载地图,下载范围:");
      let sbound = "\n" + JSON.stringify([map_pt1[0], map_pt1[1], map_pt2[0], map_pt2[1]]);
      mxdraw.MxFun.acutPrintf(sbound);
      mxdraw.MxFun.acutPrintf("\n");
      axios2({
        method: "post",
        url: "http://localhost:1337/users/mxgis/download",
        data: map_download_param
      }).then((ret) => {
        console.log(ret.data);
        alert(JSON.stringify(ret.data));
      }).catch((err) => {
        console.log("网络错误");
      });
    });
  }
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  var GLTFLoader = function() {
    function GLTFLoader2(manager) {
      Loader.call(this, manager);
      this.dracoLoader = null;
      this.ddsLoader = null;
    }
    GLTFLoader2.prototype = Object.assign(Object.create(Loader.prototype), {
      constructor: GLTFLoader2,
      load: function(url, onLoad, onProgress, onError) {
        var scope = this;
        var resourcePath;
        if (this.resourcePath !== "") {
          resourcePath = this.resourcePath;
        } else if (this.path !== "") {
          resourcePath = this.path;
        } else {
          resourcePath = LoaderUtils.extractUrlBase(url);
        }
        scope.manager.itemStart(url);
        var _onError = function(e) {
          if (onError) {
            onError(e);
          } else {
            console.error(e);
          }
          scope.manager.itemError(url);
          scope.manager.itemEnd(url);
        };
        var loader = new FileLoader(scope.manager);
        loader.setPath(this.path);
        loader.setResponseType("arraybuffer");
        if (scope.crossOrigin === "use-credentials") {
          loader.setWithCredentials(true);
        }
        loader.load(url, function(data) {
          try {
            scope.parse(data, resourcePath, function(gltf) {
              onLoad(gltf);
              scope.manager.itemEnd(url);
            }, _onError);
          } catch (e) {
            _onError(e);
          }
        }, onProgress, _onError);
      },
      setDRACOLoader: function(dracoLoader) {
        this.dracoLoader = dracoLoader;
        return this;
      },
      setDDSLoader: function(ddsLoader) {
        this.ddsLoader = ddsLoader;
        return this;
      },
      parse: function(data, path, onLoad, onError) {
        var content;
        var extensions = {};
        if (typeof data === "string") {
          content = data;
        } else {
          var magic = LoaderUtils.decodeText(new Uint8Array(data, 0, 4));
          if (magic === BINARY_EXTENSION_HEADER_MAGIC) {
            try {
              extensions[EXTENSIONS.KHR_BINARY_GLTF] = new GLTFBinaryExtension(data);
            } catch (error) {
              if (onError)
                onError(error);
              return;
            }
            content = extensions[EXTENSIONS.KHR_BINARY_GLTF].content;
          } else {
            content = LoaderUtils.decodeText(new Uint8Array(data));
          }
        }
        var json = JSON.parse(content);
        if (json.asset === void 0 || json.asset.version[0] < 2) {
          if (onError)
            onError(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));
          return;
        }
        if (json.extensionsUsed) {
          for (var i2 = 0; i2 < json.extensionsUsed.length; ++i2) {
            var extensionName = json.extensionsUsed[i2];
            var extensionsRequired = json.extensionsRequired || [];
            switch (extensionName) {
              case EXTENSIONS.KHR_LIGHTS_PUNCTUAL:
                extensions[extensionName] = new GLTFLightsExtension(json);
                break;
              case EXTENSIONS.KHR_MATERIALS_UNLIT:
                extensions[extensionName] = new GLTFMaterialsUnlitExtension();
                break;
              case EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:
                extensions[extensionName] = new GLTFMaterialsPbrSpecularGlossinessExtension();
                break;
              case EXTENSIONS.KHR_DRACO_MESH_COMPRESSION:
                extensions[extensionName] = new GLTFDracoMeshCompressionExtension(json, this.dracoLoader);
                break;
              case EXTENSIONS.MSFT_TEXTURE_DDS:
                extensions[extensionName] = new GLTFTextureDDSExtension(this.ddsLoader);
                break;
              case EXTENSIONS.KHR_TEXTURE_TRANSFORM:
                extensions[extensionName] = new GLTFTextureTransformExtension();
                break;
              case EXTENSIONS.KHR_MESH_QUANTIZATION:
                extensions[extensionName] = new GLTFMeshQuantizationExtension();
                break;
              default:
                if (extensionsRequired.indexOf(extensionName) >= 0) {
                  console.warn('THREE.GLTFLoader: Unknown extension "' + extensionName + '".');
                }
            }
          }
        }
        var parser = new GLTFParser(json, extensions, {
          path: path || this.resourcePath || "",
          crossOrigin: this.crossOrigin,
          manager: this.manager
        });
        parser.parse(onLoad, onError);
      }
    });
    function GLTFRegistry() {
      var objects = {};
      return {
        get: function(key) {
          return objects[key];
        },
        add: function(key, object) {
          objects[key] = object;
        },
        remove: function(key) {
          delete objects[key];
        },
        removeAll: function() {
          objects = {};
        }
      };
    }
    var EXTENSIONS = {
      KHR_BINARY_GLTF: "KHR_binary_glTF",
      KHR_DRACO_MESH_COMPRESSION: "KHR_draco_mesh_compression",
      KHR_LIGHTS_PUNCTUAL: "KHR_lights_punctual",
      KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: "KHR_materials_pbrSpecularGlossiness",
      KHR_MATERIALS_UNLIT: "KHR_materials_unlit",
      KHR_TEXTURE_TRANSFORM: "KHR_texture_transform",
      KHR_MESH_QUANTIZATION: "KHR_mesh_quantization",
      MSFT_TEXTURE_DDS: "MSFT_texture_dds"
    };
    function GLTFTextureDDSExtension(ddsLoader) {
      if (!ddsLoader) {
        throw new Error("THREE.GLTFLoader: Attempting to load .dds texture without importing DDSLoader");
      }
      this.name = EXTENSIONS.MSFT_TEXTURE_DDS;
      this.ddsLoader = ddsLoader;
    }
    function GLTFLightsExtension(json) {
      this.name = EXTENSIONS.KHR_LIGHTS_PUNCTUAL;
      var extension = json.extensions && json.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL] || {};
      this.lightDefs = extension.lights || [];
    }
    GLTFLightsExtension.prototype.loadLight = function(lightIndex) {
      var lightDef = this.lightDefs[lightIndex];
      var lightNode;
      var color = new Color(16777215);
      if (lightDef.color !== void 0)
        color.fromArray(lightDef.color);
      var range = lightDef.range !== void 0 ? lightDef.range : 0;
      switch (lightDef.type) {
        case "directional":
          lightNode = new DirectionalLight(color);
          lightNode.target.position.set(0, 0, -1);
          lightNode.add(lightNode.target);
          break;
        case "point":
          lightNode = new PointLight(color);
          lightNode.distance = range;
          break;
        case "spot":
          lightNode = new SpotLight(color);
          lightNode.distance = range;
          lightDef.spot = lightDef.spot || {};
          lightDef.spot.innerConeAngle = lightDef.spot.innerConeAngle !== void 0 ? lightDef.spot.innerConeAngle : 0;
          lightDef.spot.outerConeAngle = lightDef.spot.outerConeAngle !== void 0 ? lightDef.spot.outerConeAngle : Math.PI / 4;
          lightNode.angle = lightDef.spot.outerConeAngle;
          lightNode.penumbra = 1 - lightDef.spot.innerConeAngle / lightDef.spot.outerConeAngle;
          lightNode.target.position.set(0, 0, -1);
          lightNode.add(lightNode.target);
          break;
        default:
          throw new Error('THREE.GLTFLoader: Unexpected light type, "' + lightDef.type + '".');
      }
      lightNode.position.set(0, 0, 0);
      lightNode.decay = 2;
      if (lightDef.intensity !== void 0)
        lightNode.intensity = lightDef.intensity;
      lightNode.name = lightDef.name || "light_" + lightIndex;
      return Promise.resolve(lightNode);
    };
    function GLTFMaterialsUnlitExtension() {
      this.name = EXTENSIONS.KHR_MATERIALS_UNLIT;
    }
    GLTFMaterialsUnlitExtension.prototype.getMaterialType = function() {
      return MeshBasicMaterial;
    };
    GLTFMaterialsUnlitExtension.prototype.extendParams = function(materialParams, materialDef, parser) {
      var pending = [];
      materialParams.color = new Color(1, 1, 1);
      materialParams.opacity = 1;
      var metallicRoughness = materialDef.pbrMetallicRoughness;
      if (metallicRoughness) {
        if (Array.isArray(metallicRoughness.baseColorFactor)) {
          var array = metallicRoughness.baseColorFactor;
          materialParams.color.fromArray(array);
          materialParams.opacity = array[3];
        }
        if (metallicRoughness.baseColorTexture !== void 0) {
          pending.push(parser.assignTexture(materialParams, "map", metallicRoughness.baseColorTexture));
        }
      }
      return Promise.all(pending);
    };
    var BINARY_EXTENSION_HEADER_MAGIC = "glTF";
    var BINARY_EXTENSION_HEADER_LENGTH = 12;
    var BINARY_EXTENSION_CHUNK_TYPES = { JSON: 1313821514, BIN: 5130562 };
    function GLTFBinaryExtension(data) {
      this.name = EXTENSIONS.KHR_BINARY_GLTF;
      this.content = null;
      this.body = null;
      var headerView = new DataView(data, 0, BINARY_EXTENSION_HEADER_LENGTH);
      this.header = {
        magic: LoaderUtils.decodeText(new Uint8Array(data.slice(0, 4))),
        version: headerView.getUint32(4, true),
        length: headerView.getUint32(8, true)
      };
      if (this.header.magic !== BINARY_EXTENSION_HEADER_MAGIC) {
        throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");
      } else if (this.header.version < 2) {
        throw new Error("THREE.GLTFLoader: Legacy binary file detected.");
      }
      var chunkView = new DataView(data, BINARY_EXTENSION_HEADER_LENGTH);
      var chunkIndex = 0;
      while (chunkIndex < chunkView.byteLength) {
        var chunkLength = chunkView.getUint32(chunkIndex, true);
        chunkIndex += 4;
        var chunkType = chunkView.getUint32(chunkIndex, true);
        chunkIndex += 4;
        if (chunkType === BINARY_EXTENSION_CHUNK_TYPES.JSON) {
          var contentArray = new Uint8Array(data, BINARY_EXTENSION_HEADER_LENGTH + chunkIndex, chunkLength);
          this.content = LoaderUtils.decodeText(contentArray);
        } else if (chunkType === BINARY_EXTENSION_CHUNK_TYPES.BIN) {
          var byteOffset = BINARY_EXTENSION_HEADER_LENGTH + chunkIndex;
          this.body = data.slice(byteOffset, byteOffset + chunkLength);
        }
        chunkIndex += chunkLength;
      }
      if (this.content === null) {
        throw new Error("THREE.GLTFLoader: JSON content not found.");
      }
    }
    function GLTFDracoMeshCompressionExtension(json, dracoLoader) {
      if (!dracoLoader) {
        throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");
      }
      this.name = EXTENSIONS.KHR_DRACO_MESH_COMPRESSION;
      this.json = json;
      this.dracoLoader = dracoLoader;
      this.dracoLoader.preload();
    }
    GLTFDracoMeshCompressionExtension.prototype.decodePrimitive = function(primitive, parser) {
      var json = this.json;
      var dracoLoader = this.dracoLoader;
      var bufferViewIndex = primitive.extensions[this.name].bufferView;
      var gltfAttributeMap = primitive.extensions[this.name].attributes;
      var threeAttributeMap = {};
      var attributeNormalizedMap = {};
      var attributeTypeMap = {};
      for (var attributeName in gltfAttributeMap) {
        var threeAttributeName = ATTRIBUTES[attributeName] || attributeName.toLowerCase();
        threeAttributeMap[threeAttributeName] = gltfAttributeMap[attributeName];
      }
      for (attributeName in primitive.attributes) {
        var threeAttributeName = ATTRIBUTES[attributeName] || attributeName.toLowerCase();
        if (gltfAttributeMap[attributeName] !== void 0) {
          var accessorDef = json.accessors[primitive.attributes[attributeName]];
          var componentType = WEBGL_COMPONENT_TYPES[accessorDef.componentType];
          attributeTypeMap[threeAttributeName] = componentType;
          attributeNormalizedMap[threeAttributeName] = accessorDef.normalized === true;
        }
      }
      return parser.getDependency("bufferView", bufferViewIndex).then(function(bufferView) {
        return new Promise(function(resolve) {
          dracoLoader.decodeDracoFile(bufferView, function(geometry) {
            for (var attributeName2 in geometry.attributes) {
              var attribute = geometry.attributes[attributeName2];
              var normalized = attributeNormalizedMap[attributeName2];
              if (normalized !== void 0)
                attribute.normalized = normalized;
            }
            resolve(geometry);
          }, threeAttributeMap, attributeTypeMap);
        });
      });
    };
    function GLTFTextureTransformExtension() {
      this.name = EXTENSIONS.KHR_TEXTURE_TRANSFORM;
    }
    GLTFTextureTransformExtension.prototype.extendTexture = function(texture, transform) {
      texture = texture.clone();
      if (transform.offset !== void 0) {
        texture.offset.fromArray(transform.offset);
      }
      if (transform.rotation !== void 0) {
        texture.rotation = transform.rotation;
      }
      if (transform.scale !== void 0) {
        texture.repeat.fromArray(transform.scale);
      }
      if (transform.texCoord !== void 0) {
        console.warn('THREE.GLTFLoader: Custom UV sets in "' + this.name + '" extension not yet supported.');
      }
      texture.needsUpdate = true;
      return texture;
    };
    function GLTFMeshStandardSGMaterial(params) {
      MeshStandardMaterial.call(this);
      this.isGLTFSpecularGlossinessMaterial = true;
      var specularMapParsFragmentChunk = [
        "#ifdef USE_SPECULARMAP",
        "	uniform sampler2D specularMap;",
        "#endif"
      ].join("\n");
      var glossinessMapParsFragmentChunk = [
        "#ifdef USE_GLOSSINESSMAP",
        "	uniform sampler2D glossinessMap;",
        "#endif"
      ].join("\n");
      var specularMapFragmentChunk = [
        "vec3 specularFactor = specular;",
        "#ifdef USE_SPECULARMAP",
        "	vec4 texelSpecular = texture2D( specularMap, vUv );",
        "	texelSpecular = sRGBToLinear( texelSpecular );",
        "	// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture",
        "	specularFactor *= texelSpecular.rgb;",
        "#endif"
      ].join("\n");
      var glossinessMapFragmentChunk = [
        "float glossinessFactor = glossiness;",
        "#ifdef USE_GLOSSINESSMAP",
        "	vec4 texelGlossiness = texture2D( glossinessMap, vUv );",
        "	// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture",
        "	glossinessFactor *= texelGlossiness.a;",
        "#endif"
      ].join("\n");
      var lightPhysicalFragmentChunk = [
        "PhysicalMaterial material;",
        "material.diffuseColor = diffuseColor.rgb;",
        "vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );",
        "float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );",
        "material.specularRoughness = max( 1.0 - glossinessFactor, 0.0525 );// 0.0525 corresponds to the base mip of a 256 cubemap.",
        "material.specularRoughness += geometryRoughness;",
        "material.specularRoughness = min( material.specularRoughness, 1.0 );",
        "material.specularColor = specularFactor.rgb;"
      ].join("\n");
      var uniforms = {
        specular: { value: new Color().setHex(16777215) },
        glossiness: { value: 1 },
        specularMap: { value: null },
        glossinessMap: { value: null }
      };
      this._extraUniforms = uniforms;
      this.onBeforeCompile = function(shader) {
        for (var uniformName in uniforms) {
          shader.uniforms[uniformName] = uniforms[uniformName];
        }
        shader.fragmentShader = shader.fragmentShader.replace("uniform float roughness;", "uniform vec3 specular;");
        shader.fragmentShader = shader.fragmentShader.replace("uniform float metalness;", "uniform float glossiness;");
        shader.fragmentShader = shader.fragmentShader.replace("#include <roughnessmap_pars_fragment>", specularMapParsFragmentChunk);
        shader.fragmentShader = shader.fragmentShader.replace("#include <metalnessmap_pars_fragment>", glossinessMapParsFragmentChunk);
        shader.fragmentShader = shader.fragmentShader.replace("#include <roughnessmap_fragment>", specularMapFragmentChunk);
        shader.fragmentShader = shader.fragmentShader.replace("#include <metalnessmap_fragment>", glossinessMapFragmentChunk);
        shader.fragmentShader = shader.fragmentShader.replace("#include <lights_physical_fragment>", lightPhysicalFragmentChunk);
      };
      Object.defineProperties(
        this,
        {
          specular: {
            get: function() {
              return uniforms.specular.value;
            },
            set: function(v) {
              uniforms.specular.value = v;
            }
          },
          specularMap: {
            get: function() {
              return uniforms.specularMap.value;
            },
            set: function(v) {
              uniforms.specularMap.value = v;
            }
          },
          glossiness: {
            get: function() {
              return uniforms.glossiness.value;
            },
            set: function(v) {
              uniforms.glossiness.value = v;
            }
          },
          glossinessMap: {
            get: function() {
              return uniforms.glossinessMap.value;
            },
            set: function(v) {
              uniforms.glossinessMap.value = v;
              if (v) {
                this.defines.USE_GLOSSINESSMAP = "";
                this.defines.USE_ROUGHNESSMAP = "";
              } else {
                delete this.defines.USE_ROUGHNESSMAP;
                delete this.defines.USE_GLOSSINESSMAP;
              }
            }
          }
        }
      );
      delete this.metalness;
      delete this.roughness;
      delete this.metalnessMap;
      delete this.roughnessMap;
      this.setValues(params);
    }
    GLTFMeshStandardSGMaterial.prototype = Object.create(MeshStandardMaterial.prototype);
    GLTFMeshStandardSGMaterial.prototype.constructor = GLTFMeshStandardSGMaterial;
    GLTFMeshStandardSGMaterial.prototype.copy = function(source) {
      MeshStandardMaterial.prototype.copy.call(this, source);
      this.specularMap = source.specularMap;
      this.specular.copy(source.specular);
      this.glossinessMap = source.glossinessMap;
      this.glossiness = source.glossiness;
      delete this.metalness;
      delete this.roughness;
      delete this.metalnessMap;
      delete this.roughnessMap;
      return this;
    };
    function GLTFMaterialsPbrSpecularGlossinessExtension() {
      return {
        name: EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,
        specularGlossinessParams: [
          "color",
          "map",
          "lightMap",
          "lightMapIntensity",
          "aoMap",
          "aoMapIntensity",
          "emissive",
          "emissiveIntensity",
          "emissiveMap",
          "bumpMap",
          "bumpScale",
          "normalMap",
          "normalMapType",
          "displacementMap",
          "displacementScale",
          "displacementBias",
          "specularMap",
          "specular",
          "glossinessMap",
          "glossiness",
          "alphaMap",
          "envMap",
          "envMapIntensity",
          "refractionRatio"
        ],
        getMaterialType: function() {
          return GLTFMeshStandardSGMaterial;
        },
        extendParams: function(materialParams, materialDef, parser) {
          var pbrSpecularGlossiness = materialDef.extensions[this.name];
          materialParams.color = new Color(1, 1, 1);
          materialParams.opacity = 1;
          var pending = [];
          if (Array.isArray(pbrSpecularGlossiness.diffuseFactor)) {
            var array = pbrSpecularGlossiness.diffuseFactor;
            materialParams.color.fromArray(array);
            materialParams.opacity = array[3];
          }
          if (pbrSpecularGlossiness.diffuseTexture !== void 0) {
            pending.push(parser.assignTexture(materialParams, "map", pbrSpecularGlossiness.diffuseTexture));
          }
          materialParams.emissive = new Color(0, 0, 0);
          materialParams.glossiness = pbrSpecularGlossiness.glossinessFactor !== void 0 ? pbrSpecularGlossiness.glossinessFactor : 1;
          materialParams.specular = new Color(1, 1, 1);
          if (Array.isArray(pbrSpecularGlossiness.specularFactor)) {
            materialParams.specular.fromArray(pbrSpecularGlossiness.specularFactor);
          }
          if (pbrSpecularGlossiness.specularGlossinessTexture !== void 0) {
            var specGlossMapDef = pbrSpecularGlossiness.specularGlossinessTexture;
            pending.push(parser.assignTexture(materialParams, "glossinessMap", specGlossMapDef));
            pending.push(parser.assignTexture(materialParams, "specularMap", specGlossMapDef));
          }
          return Promise.all(pending);
        },
        createMaterial: function(materialParams) {
          var material = new GLTFMeshStandardSGMaterial(materialParams);
          material.fog = true;
          material.color = materialParams.color;
          material.map = materialParams.map === void 0 ? null : materialParams.map;
          material.lightMap = null;
          material.lightMapIntensity = 1;
          material.aoMap = materialParams.aoMap === void 0 ? null : materialParams.aoMap;
          material.aoMapIntensity = 1;
          material.emissive = materialParams.emissive;
          material.emissiveIntensity = 1;
          material.emissiveMap = materialParams.emissiveMap === void 0 ? null : materialParams.emissiveMap;
          material.bumpMap = materialParams.bumpMap === void 0 ? null : materialParams.bumpMap;
          material.bumpScale = 1;
          material.normalMap = materialParams.normalMap === void 0 ? null : materialParams.normalMap;
          material.normalMapType = TangentSpaceNormalMap;
          if (materialParams.normalScale)
            material.normalScale = materialParams.normalScale;
          material.displacementMap = null;
          material.displacementScale = 1;
          material.displacementBias = 0;
          material.specularMap = materialParams.specularMap === void 0 ? null : materialParams.specularMap;
          material.specular = materialParams.specular;
          material.glossinessMap = materialParams.glossinessMap === void 0 ? null : materialParams.glossinessMap;
          material.glossiness = materialParams.glossiness;
          material.alphaMap = null;
          material.envMap = materialParams.envMap === void 0 ? null : materialParams.envMap;
          material.envMapIntensity = 1;
          material.refractionRatio = 0.98;
          return material;
        }
      };
    }
    function GLTFMeshQuantizationExtension() {
      this.name = EXTENSIONS.KHR_MESH_QUANTIZATION;
    }
    function GLTFCubicSplineInterpolant(parameterPositions, sampleValues, sampleSize, resultBuffer) {
      Interpolant.call(this, parameterPositions, sampleValues, sampleSize, resultBuffer);
    }
    GLTFCubicSplineInterpolant.prototype = Object.create(Interpolant.prototype);
    GLTFCubicSplineInterpolant.prototype.constructor = GLTFCubicSplineInterpolant;
    GLTFCubicSplineInterpolant.prototype.copySampleValue_ = function(index) {
      var result = this.resultBuffer, values = this.sampleValues, valueSize = this.valueSize, offset = index * valueSize * 3 + valueSize;
      for (var i2 = 0; i2 !== valueSize; i2++) {
        result[i2] = values[offset + i2];
      }
      return result;
    };
    GLTFCubicSplineInterpolant.prototype.beforeStart_ = GLTFCubicSplineInterpolant.prototype.copySampleValue_;
    GLTFCubicSplineInterpolant.prototype.afterEnd_ = GLTFCubicSplineInterpolant.prototype.copySampleValue_;
    GLTFCubicSplineInterpolant.prototype.interpolate_ = function(i1, t0, t, t1) {
      var result = this.resultBuffer;
      var values = this.sampleValues;
      var stride = this.valueSize;
      var stride2 = stride * 2;
      var stride3 = stride * 3;
      var td = t1 - t0;
      var p = (t - t0) / td;
      var pp = p * p;
      var ppp = pp * p;
      var offset1 = i1 * stride3;
      var offset0 = offset1 - stride3;
      var s2 = -2 * ppp + 3 * pp;
      var s3 = ppp - pp;
      var s0 = 1 - s2;
      var s1 = s3 - pp + p;
      for (var i2 = 0; i2 !== stride; i2++) {
        var p0 = values[offset0 + i2 + stride];
        var m0 = values[offset0 + i2 + stride2] * td;
        var p1 = values[offset1 + i2 + stride];
        var m1 = values[offset1 + i2] * td;
        result[i2] = s0 * p0 + s1 * m0 + s2 * p1 + s3 * m1;
      }
      return result;
    };
    var WEBGL_CONSTANTS = {
      FLOAT: 5126,
      //FLOAT_MAT2: 35674,
      FLOAT_MAT3: 35675,
      FLOAT_MAT4: 35676,
      FLOAT_VEC2: 35664,
      FLOAT_VEC3: 35665,
      FLOAT_VEC4: 35666,
      LINEAR: 9729,
      REPEAT: 10497,
      SAMPLER_2D: 35678,
      POINTS: 0,
      LINES: 1,
      LINE_LOOP: 2,
      LINE_STRIP: 3,
      TRIANGLES: 4,
      TRIANGLE_STRIP: 5,
      TRIANGLE_FAN: 6,
      UNSIGNED_BYTE: 5121,
      UNSIGNED_SHORT: 5123
    };
    var WEBGL_COMPONENT_TYPES = {
      5120: Int8Array,
      5121: Uint8Array,
      5122: Int16Array,
      5123: Uint16Array,
      5125: Uint32Array,
      5126: Float32Array
    };
    var WEBGL_FILTERS = {
      9728: NearestFilter,
      9729: LinearFilter,
      9984: NearestMipmapNearestFilter,
      9985: LinearMipmapNearestFilter,
      9986: NearestMipmapLinearFilter,
      9987: LinearMipmapLinearFilter
    };
    var WEBGL_WRAPPINGS = {
      33071: ClampToEdgeWrapping,
      33648: MirroredRepeatWrapping,
      10497: RepeatWrapping
    };
    var WEBGL_TYPE_SIZES = {
      "SCALAR": 1,
      "VEC2": 2,
      "VEC3": 3,
      "VEC4": 4,
      "MAT2": 4,
      "MAT3": 9,
      "MAT4": 16
    };
    var ATTRIBUTES = {
      POSITION: "position",
      NORMAL: "normal",
      TANGENT: "tangent",
      TEXCOORD_0: "uv",
      TEXCOORD_1: "uv2",
      COLOR_0: "color",
      WEIGHTS_0: "skinWeight",
      JOINTS_0: "skinIndex"
    };
    var PATH_PROPERTIES = {
      scale: "scale",
      translation: "position",
      rotation: "quaternion",
      weights: "morphTargetInfluences"
    };
    var INTERPOLATION = {
      CUBICSPLINE: void 0,
      // We use a custom interpolant (GLTFCubicSplineInterpolation) for CUBICSPLINE tracks. Each
      // keyframe track will be initialized with a default interpolation type, then modified.
      LINEAR: InterpolateLinear,
      STEP: InterpolateDiscrete
    };
    var ALPHA_MODES = {
      OPAQUE: "OPAQUE",
      MASK: "MASK",
      BLEND: "BLEND"
    };
    var MIME_TYPE_FORMATS = {
      "image/png": RGBAFormat,
      "image/jpeg": RGBFormat
    };
    function resolveURL(url, path) {
      if (typeof url !== "string" || url === "")
        return "";
      if (/^https?:\/\//i.test(path) && /^\//.test(url)) {
        path = path.replace(/(^https?:\/\/[^\/]+).*/i, "$1");
      }
      if (/^(https?:)?\/\//i.test(url))
        return url;
      if (/^data:.*,.*$/i.test(url))
        return url;
      if (/^blob:.*$/i.test(url))
        return url;
      return path + url;
    }
    function createDefaultMaterial(cache) {
      if (cache["DefaultMaterial"] === void 0) {
        cache["DefaultMaterial"] = new MeshStandardMaterial({
          color: 16777215,
          emissive: 0,
          metalness: 1,
          roughness: 1,
          transparent: false,
          depthTest: true,
          side: FrontSide
        });
      }
      return cache["DefaultMaterial"];
    }
    function addUnknownExtensionsToUserData(knownExtensions, object, objectDef) {
      for (var name in objectDef.extensions) {
        if (knownExtensions[name] === void 0) {
          object.userData.gltfExtensions = object.userData.gltfExtensions || {};
          object.userData.gltfExtensions[name] = objectDef.extensions[name];
        }
      }
    }
    function assignExtrasToUserData(object, gltfDef) {
      if (gltfDef.extras !== void 0) {
        if (typeof gltfDef.extras === "object") {
          Object.assign(object.userData, gltfDef.extras);
        } else {
          console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, " + gltfDef.extras);
        }
      }
    }
    function addMorphTargets(geometry, targets, parser) {
      var hasMorphPosition = false;
      var hasMorphNormal = false;
      for (var i2 = 0, il = targets.length; i2 < il; i2++) {
        var target = targets[i2];
        if (target.POSITION !== void 0)
          hasMorphPosition = true;
        if (target.NORMAL !== void 0)
          hasMorphNormal = true;
        if (hasMorphPosition && hasMorphNormal)
          break;
      }
      if (!hasMorphPosition && !hasMorphNormal)
        return Promise.resolve(geometry);
      var pendingPositionAccessors = [];
      var pendingNormalAccessors = [];
      for (var i2 = 0, il = targets.length; i2 < il; i2++) {
        var target = targets[i2];
        if (hasMorphPosition) {
          var pendingAccessor = target.POSITION !== void 0 ? parser.getDependency("accessor", target.POSITION) : geometry.attributes.position;
          pendingPositionAccessors.push(pendingAccessor);
        }
        if (hasMorphNormal) {
          var pendingAccessor = target.NORMAL !== void 0 ? parser.getDependency("accessor", target.NORMAL) : geometry.attributes.normal;
          pendingNormalAccessors.push(pendingAccessor);
        }
      }
      return Promise.all([
        Promise.all(pendingPositionAccessors),
        Promise.all(pendingNormalAccessors)
      ]).then(function(accessors) {
        var morphPositions = accessors[0];
        var morphNormals = accessors[1];
        if (hasMorphPosition)
          geometry.morphAttributes.position = morphPositions;
        if (hasMorphNormal)
          geometry.morphAttributes.normal = morphNormals;
        geometry.morphTargetsRelative = true;
        return geometry;
      });
    }
    function updateMorphTargets(mesh, meshDef) {
      mesh.updateMorphTargets();
      if (meshDef.weights !== void 0) {
        for (var i2 = 0, il = meshDef.weights.length; i2 < il; i2++) {
          mesh.morphTargetInfluences[i2] = meshDef.weights[i2];
        }
      }
      if (meshDef.extras && Array.isArray(meshDef.extras.targetNames)) {
        var targetNames = meshDef.extras.targetNames;
        if (mesh.morphTargetInfluences.length === targetNames.length) {
          mesh.morphTargetDictionary = {};
          for (var i2 = 0, il = targetNames.length; i2 < il; i2++) {
            mesh.morphTargetDictionary[targetNames[i2]] = i2;
          }
        } else {
          console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.");
        }
      }
    }
    function createPrimitiveKey(primitiveDef) {
      var dracoExtension = primitiveDef.extensions && primitiveDef.extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION];
      var geometryKey;
      if (dracoExtension) {
        geometryKey = "draco:" + dracoExtension.bufferView + ":" + dracoExtension.indices + ":" + createAttributesKey(dracoExtension.attributes);
      } else {
        geometryKey = primitiveDef.indices + ":" + createAttributesKey(primitiveDef.attributes) + ":" + primitiveDef.mode;
      }
      return geometryKey;
    }
    function createAttributesKey(attributes) {
      var attributesKey = "";
      var keys = Object.keys(attributes).sort();
      for (var i2 = 0, il = keys.length; i2 < il; i2++) {
        attributesKey += keys[i2] + ":" + attributes[keys[i2]] + ";";
      }
      return attributesKey;
    }
    function GLTFParser(json, extensions, options) {
      this.json = json || {};
      this.extensions = extensions || {};
      this.options = options || {};
      this.cache = new GLTFRegistry();
      this.primitiveCache = {};
      this.textureLoader = new TextureLoader(this.options.manager);
      this.textureLoader.setCrossOrigin(this.options.crossOrigin);
      this.fileLoader = new FileLoader(this.options.manager);
      this.fileLoader.setResponseType("arraybuffer");
      if (this.options.crossOrigin === "use-credentials") {
        this.fileLoader.setWithCredentials(true);
      }
    }
    GLTFParser.prototype.parse = function(onLoad, onError) {
      var parser = this;
      var json = this.json;
      var extensions = this.extensions;
      this.cache.removeAll();
      this.markDefs();
      Promise.all([
        this.getDependencies("scene"),
        this.getDependencies("animation"),
        this.getDependencies("camera")
      ]).then(function(dependencies) {
        var result = {
          scene: dependencies[0][json.scene || 0],
          scenes: dependencies[0],
          animations: dependencies[1],
          cameras: dependencies[2],
          asset: json.asset,
          parser,
          userData: {}
        };
        addUnknownExtensionsToUserData(extensions, result, json);
        assignExtrasToUserData(result, json);
        onLoad(result);
      }).catch(onError);
    };
    GLTFParser.prototype.markDefs = function() {
      var nodeDefs = this.json.nodes || [];
      var skinDefs = this.json.skins || [];
      var meshDefs = this.json.meshes || [];
      var meshReferences = {};
      var meshUses = {};
      for (var skinIndex = 0, skinLength = skinDefs.length; skinIndex < skinLength; skinIndex++) {
        var joints = skinDefs[skinIndex].joints;
        for (var i2 = 0, il = joints.length; i2 < il; i2++) {
          nodeDefs[joints[i2]].isBone = true;
        }
      }
      for (var nodeIndex = 0, nodeLength = nodeDefs.length; nodeIndex < nodeLength; nodeIndex++) {
        var nodeDef = nodeDefs[nodeIndex];
        if (nodeDef.mesh !== void 0) {
          if (meshReferences[nodeDef.mesh] === void 0) {
            meshReferences[nodeDef.mesh] = meshUses[nodeDef.mesh] = 0;
          }
          meshReferences[nodeDef.mesh]++;
          if (nodeDef.skin !== void 0) {
            meshDefs[nodeDef.mesh].isSkinnedMesh = true;
          }
        }
      }
      this.json.meshReferences = meshReferences;
      this.json.meshUses = meshUses;
    };
    GLTFParser.prototype.getDependency = function(type, index) {
      var cacheKey = type + ":" + index;
      var dependency = this.cache.get(cacheKey);
      if (!dependency) {
        switch (type) {
          case "scene":
            dependency = this.loadScene(index);
            break;
          case "node":
            dependency = this.loadNode(index);
            break;
          case "mesh":
            dependency = this.loadMesh(index);
            break;
          case "accessor":
            dependency = this.loadAccessor(index);
            break;
          case "bufferView":
            dependency = this.loadBufferView(index);
            break;
          case "buffer":
            dependency = this.loadBuffer(index);
            break;
          case "material":
            dependency = this.loadMaterial(index);
            break;
          case "texture":
            dependency = this.loadTexture(index);
            break;
          case "skin":
            dependency = this.loadSkin(index);
            break;
          case "animation":
            dependency = this.loadAnimation(index);
            break;
          case "camera":
            dependency = this.loadCamera(index);
            break;
          case "light":
            dependency = this.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].loadLight(index);
            break;
          default:
            throw new Error("Unknown type: " + type);
        }
        this.cache.add(cacheKey, dependency);
      }
      return dependency;
    };
    GLTFParser.prototype.getDependencies = function(type) {
      var dependencies = this.cache.get(type);
      if (!dependencies) {
        var parser = this;
        var defs = this.json[type + (type === "mesh" ? "es" : "s")] || [];
        dependencies = Promise.all(defs.map(function(def, index) {
          return parser.getDependency(type, index);
        }));
        this.cache.add(type, dependencies);
      }
      return dependencies;
    };
    GLTFParser.prototype.loadBuffer = function(bufferIndex) {
      var bufferDef = this.json.buffers[bufferIndex];
      var loader = this.fileLoader;
      if (bufferDef.type && bufferDef.type !== "arraybuffer") {
        throw new Error("THREE.GLTFLoader: " + bufferDef.type + " buffer type is not supported.");
      }
      if (bufferDef.uri === void 0 && bufferIndex === 0) {
        return Promise.resolve(this.extensions[EXTENSIONS.KHR_BINARY_GLTF].body);
      }
      var options = this.options;
      return new Promise(function(resolve, reject) {
        loader.load(resolveURL(bufferDef.uri, options.path), resolve, void 0, function() {
          reject(new Error('THREE.GLTFLoader: Failed to load buffer "' + bufferDef.uri + '".'));
        });
      });
    };
    GLTFParser.prototype.loadBufferView = function(bufferViewIndex) {
      var bufferViewDef = this.json.bufferViews[bufferViewIndex];
      return this.getDependency("buffer", bufferViewDef.buffer).then(function(buffer) {
        var byteLength = bufferViewDef.byteLength || 0;
        var byteOffset = bufferViewDef.byteOffset || 0;
        return buffer.slice(byteOffset, byteOffset + byteLength);
      });
    };
    GLTFParser.prototype.loadAccessor = function(accessorIndex) {
      var parser = this;
      var json = this.json;
      var accessorDef = this.json.accessors[accessorIndex];
      if (accessorDef.bufferView === void 0 && accessorDef.sparse === void 0) {
        return Promise.resolve(null);
      }
      var pendingBufferViews = [];
      if (accessorDef.bufferView !== void 0) {
        pendingBufferViews.push(this.getDependency("bufferView", accessorDef.bufferView));
      } else {
        pendingBufferViews.push(null);
      }
      if (accessorDef.sparse !== void 0) {
        pendingBufferViews.push(this.getDependency("bufferView", accessorDef.sparse.indices.bufferView));
        pendingBufferViews.push(this.getDependency("bufferView", accessorDef.sparse.values.bufferView));
      }
      return Promise.all(pendingBufferViews).then(function(bufferViews) {
        var bufferView = bufferViews[0];
        var itemSize = WEBGL_TYPE_SIZES[accessorDef.type];
        var TypedArray = WEBGL_COMPONENT_TYPES[accessorDef.componentType];
        var elementBytes = TypedArray.BYTES_PER_ELEMENT;
        var itemBytes = elementBytes * itemSize;
        var byteOffset = accessorDef.byteOffset || 0;
        var byteStride = accessorDef.bufferView !== void 0 ? json.bufferViews[accessorDef.bufferView].byteStride : void 0;
        var normalized = accessorDef.normalized === true;
        var array, bufferAttribute;
        if (byteStride && byteStride !== itemBytes) {
          var ibSlice = Math.floor(byteOffset / byteStride);
          var ibCacheKey = "InterleavedBuffer:" + accessorDef.bufferView + ":" + accessorDef.componentType + ":" + ibSlice + ":" + accessorDef.count;
          var ib = parser.cache.get(ibCacheKey);
          if (!ib) {
            array = new TypedArray(bufferView, ibSlice * byteStride, accessorDef.count * byteStride / elementBytes);
            ib = new InterleavedBuffer(array, byteStride / elementBytes);
            parser.cache.add(ibCacheKey, ib);
          }
          bufferAttribute = new InterleavedBufferAttribute(ib, itemSize, byteOffset % byteStride / elementBytes, normalized);
        } else {
          if (bufferView === null) {
            array = new TypedArray(accessorDef.count * itemSize);
          } else {
            array = new TypedArray(bufferView, byteOffset, accessorDef.count * itemSize);
          }
          bufferAttribute = new BufferAttribute(array, itemSize, normalized);
        }
        if (accessorDef.sparse !== void 0) {
          var itemSizeIndices = WEBGL_TYPE_SIZES.SCALAR;
          var TypedArrayIndices = WEBGL_COMPONENT_TYPES[accessorDef.sparse.indices.componentType];
          var byteOffsetIndices = accessorDef.sparse.indices.byteOffset || 0;
          var byteOffsetValues = accessorDef.sparse.values.byteOffset || 0;
          var sparseIndices = new TypedArrayIndices(bufferViews[1], byteOffsetIndices, accessorDef.sparse.count * itemSizeIndices);
          var sparseValues = new TypedArray(bufferViews[2], byteOffsetValues, accessorDef.sparse.count * itemSize);
          if (bufferView !== null) {
            bufferAttribute = new BufferAttribute(bufferAttribute.array.slice(), bufferAttribute.itemSize, bufferAttribute.normalized);
          }
          for (var i2 = 0, il = sparseIndices.length; i2 < il; i2++) {
            var index = sparseIndices[i2];
            bufferAttribute.setX(index, sparseValues[i2 * itemSize]);
            if (itemSize >= 2)
              bufferAttribute.setY(index, sparseValues[i2 * itemSize + 1]);
            if (itemSize >= 3)
              bufferAttribute.setZ(index, sparseValues[i2 * itemSize + 2]);
            if (itemSize >= 4)
              bufferAttribute.setW(index, sparseValues[i2 * itemSize + 3]);
            if (itemSize >= 5)
              throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.");
          }
        }
        return bufferAttribute;
      });
    };
    GLTFParser.prototype.loadTexture = function(textureIndex) {
      var parser = this;
      var json = this.json;
      var options = this.options;
      var textureLoader = this.textureLoader;
      var URL2 = window.URL || window.webkitURL;
      var textureDef = json.textures[textureIndex];
      var textureExtensions = textureDef.extensions || {};
      var source;
      if (textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS]) {
        source = json.images[textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS].source];
      } else {
        source = json.images[textureDef.source];
      }
      var sourceURI = source.uri;
      var isObjectURL = false;
      if (source.bufferView !== void 0) {
        sourceURI = parser.getDependency("bufferView", source.bufferView).then(function(bufferView) {
          isObjectURL = true;
          var blob = new Blob([bufferView], { type: source.mimeType });
          sourceURI = URL2.createObjectURL(blob);
          return sourceURI;
        });
      }
      return Promise.resolve(sourceURI).then(function(sourceURI2) {
        var loader = options.manager.getHandler(sourceURI2);
        if (!loader) {
          loader = textureExtensions[EXTENSIONS.MSFT_TEXTURE_DDS] ? parser.extensions[EXTENSIONS.MSFT_TEXTURE_DDS].ddsLoader : textureLoader;
        }
        return new Promise(function(resolve, reject) {
          loader.load(resolveURL(sourceURI2, options.path), resolve, void 0, reject);
        });
      }).then(function(texture) {
        if (isObjectURL === true) {
          URL2.revokeObjectURL(sourceURI);
        }
        texture.flipY = false;
        if (textureDef.name !== void 0)
          texture.name = textureDef.name;
        if (source.mimeType in MIME_TYPE_FORMATS) {
          texture.format = MIME_TYPE_FORMATS[source.mimeType];
        }
        var samplers = json.samplers || {};
        var sampler = samplers[textureDef.sampler] || {};
        texture.magFilter = WEBGL_FILTERS[sampler.magFilter] || LinearFilter;
        texture.minFilter = WEBGL_FILTERS[sampler.minFilter] || LinearMipmapLinearFilter;
        texture.wrapS = WEBGL_WRAPPINGS[sampler.wrapS] || RepeatWrapping;
        texture.wrapT = WEBGL_WRAPPINGS[sampler.wrapT] || RepeatWrapping;
        return texture;
      });
    };
    GLTFParser.prototype.assignTexture = function(materialParams, mapName, mapDef) {
      var parser = this;
      return this.getDependency("texture", mapDef.index).then(function(texture) {
        if (!texture.isCompressedTexture) {
          switch (mapName) {
            case "aoMap":
            case "emissiveMap":
            case "metalnessMap":
            case "normalMap":
            case "roughnessMap":
              texture.format = RGBFormat;
              break;
          }
        }
        if (mapDef.texCoord !== void 0 && mapDef.texCoord != 0 && !(mapName === "aoMap" && mapDef.texCoord == 1)) {
          console.warn("THREE.GLTFLoader: Custom UV set " + mapDef.texCoord + " for texture " + mapName + " not yet supported.");
        }
        if (parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM]) {
          var transform = mapDef.extensions !== void 0 ? mapDef.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM] : void 0;
          if (transform) {
            texture = parser.extensions[EXTENSIONS.KHR_TEXTURE_TRANSFORM].extendTexture(texture, transform);
          }
        }
        materialParams[mapName] = texture;
      });
    };
    GLTFParser.prototype.assignFinalMaterial = function(mesh) {
      var geometry = mesh.geometry;
      var material = mesh.material;
      this.extensions;
      var useVertexTangents = geometry.attributes.tangent !== void 0;
      var useVertexColors = geometry.attributes.color !== void 0;
      var useFlatShading = geometry.attributes.normal === void 0;
      var useSkinning = mesh.isSkinnedMesh === true;
      var useMorphTargets = Object.keys(geometry.morphAttributes).length > 0;
      var useMorphNormals = useMorphTargets && geometry.morphAttributes.normal !== void 0;
      if (mesh.isPoints) {
        var cacheKey = "PointsMaterial:" + material.uuid;
        var pointsMaterial = this.cache.get(cacheKey);
        if (!pointsMaterial) {
          pointsMaterial = new PointsMaterial();
          Material.prototype.copy.call(pointsMaterial, material);
          pointsMaterial.color.copy(material.color);
          pointsMaterial.map = material.map;
          pointsMaterial.sizeAttenuation = false;
          this.cache.add(cacheKey, pointsMaterial);
        }
        material = pointsMaterial;
      } else if (mesh.isLine) {
        var cacheKey = "LineBasicMaterial:" + material.uuid;
        var lineMaterial = this.cache.get(cacheKey);
        if (!lineMaterial) {
          lineMaterial = new LineBasicMaterial();
          Material.prototype.copy.call(lineMaterial, material);
          lineMaterial.color.copy(material.color);
          this.cache.add(cacheKey, lineMaterial);
        }
        material = lineMaterial;
      }
      if (useVertexTangents || useVertexColors || useFlatShading || useSkinning || useMorphTargets) {
        var cacheKey = "ClonedMaterial:" + material.uuid + ":";
        if (material.isGLTFSpecularGlossinessMaterial)
          cacheKey += "specular-glossiness:";
        if (useSkinning)
          cacheKey += "skinning:";
        if (useVertexTangents)
          cacheKey += "vertex-tangents:";
        if (useVertexColors)
          cacheKey += "vertex-colors:";
        if (useFlatShading)
          cacheKey += "flat-shading:";
        if (useMorphTargets)
          cacheKey += "morph-targets:";
        if (useMorphNormals)
          cacheKey += "morph-normals:";
        var cachedMaterial = this.cache.get(cacheKey);
        if (!cachedMaterial) {
          cachedMaterial = material.clone();
          if (useSkinning)
            cachedMaterial.skinning = true;
          if (useVertexTangents)
            cachedMaterial.vertexTangents = true;
          if (useVertexColors)
            cachedMaterial.vertexColors = VertexColors;
          if (useFlatShading)
            cachedMaterial.flatShading = true;
          if (useMorphTargets)
            cachedMaterial.morphTargets = true;
          if (useMorphNormals)
            cachedMaterial.morphNormals = true;
          this.cache.add(cacheKey, cachedMaterial);
        }
        material = cachedMaterial;
      }
      if (material.aoMap && geometry.attributes.uv2 === void 0 && geometry.attributes.uv !== void 0) {
        geometry.setAttribute("uv2", new BufferAttribute(geometry.attributes.uv.array, 2));
      }
      if (material.normalScale && !useVertexTangents) {
        material.normalScale.y = -material.normalScale.y;
      }
      mesh.material = material;
    };
    GLTFParser.prototype.loadMaterial = function(materialIndex) {
      var parser = this;
      var json = this.json;
      var extensions = this.extensions;
      var materialDef = json.materials[materialIndex];
      var materialType;
      var materialParams = {};
      var materialExtensions = materialDef.extensions || {};
      var pending = [];
      if (materialExtensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]) {
        var sgExtension = extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];
        materialType = sgExtension.getMaterialType();
        pending.push(sgExtension.extendParams(materialParams, materialDef, parser));
      } else if (materialExtensions[EXTENSIONS.KHR_MATERIALS_UNLIT]) {
        var kmuExtension = extensions[EXTENSIONS.KHR_MATERIALS_UNLIT];
        materialType = kmuExtension.getMaterialType();
        pending.push(kmuExtension.extendParams(materialParams, materialDef, parser));
      } else {
        materialType = MeshStandardMaterial;
        var metallicRoughness = materialDef.pbrMetallicRoughness || {};
        materialParams.color = new Color(1, 1, 1);
        materialParams.opacity = 1;
        if (Array.isArray(metallicRoughness.baseColorFactor)) {
          var array = metallicRoughness.baseColorFactor;
          materialParams.color.fromArray(array);
          materialParams.opacity = array[3];
        }
        if (metallicRoughness.baseColorTexture !== void 0) {
          pending.push(parser.assignTexture(materialParams, "map", metallicRoughness.baseColorTexture));
        }
        materialParams.metalness = metallicRoughness.metallicFactor !== void 0 ? metallicRoughness.metallicFactor : 1;
        materialParams.roughness = metallicRoughness.roughnessFactor !== void 0 ? metallicRoughness.roughnessFactor : 1;
        if (metallicRoughness.metallicRoughnessTexture !== void 0) {
          pending.push(parser.assignTexture(materialParams, "metalnessMap", metallicRoughness.metallicRoughnessTexture));
          pending.push(parser.assignTexture(materialParams, "roughnessMap", metallicRoughness.metallicRoughnessTexture));
        }
      }
      if (materialDef.doubleSided === true) {
        materialParams.side = DoubleSide;
      }
      var alphaMode = materialDef.alphaMode || ALPHA_MODES.OPAQUE;
      if (alphaMode === ALPHA_MODES.BLEND) {
        materialParams.transparent = true;
      } else {
        materialParams.transparent = false;
        if (alphaMode === ALPHA_MODES.MASK) {
          materialParams.alphaTest = materialDef.alphaCutoff !== void 0 ? materialDef.alphaCutoff : 0.5;
        }
      }
      if (materialDef.normalTexture !== void 0 && materialType !== MeshBasicMaterial) {
        pending.push(parser.assignTexture(materialParams, "normalMap", materialDef.normalTexture));
        materialParams.normalScale = new Vector2(1, 1);
        if (materialDef.normalTexture.scale !== void 0) {
          materialParams.normalScale.set(materialDef.normalTexture.scale, materialDef.normalTexture.scale);
        }
      }
      if (materialDef.occlusionTexture !== void 0 && materialType !== MeshBasicMaterial) {
        pending.push(parser.assignTexture(materialParams, "aoMap", materialDef.occlusionTexture));
        if (materialDef.occlusionTexture.strength !== void 0) {
          materialParams.aoMapIntensity = materialDef.occlusionTexture.strength;
        }
      }
      if (materialDef.emissiveFactor !== void 0 && materialType !== MeshBasicMaterial) {
        materialParams.emissive = new Color().fromArray(materialDef.emissiveFactor);
      }
      if (materialDef.emissiveTexture !== void 0 && materialType !== MeshBasicMaterial) {
        pending.push(parser.assignTexture(materialParams, "emissiveMap", materialDef.emissiveTexture));
      }
      return Promise.all(pending).then(function() {
        var material;
        if (materialType === GLTFMeshStandardSGMaterial) {
          material = extensions[EXTENSIONS.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(materialParams);
        } else {
          material = new materialType(materialParams);
        }
        if (materialDef.name !== void 0)
          material.name = materialDef.name;
        if (material.map)
          material.map.encoding = sRGBEncoding;
        if (material.emissiveMap)
          material.emissiveMap.encoding = sRGBEncoding;
        assignExtrasToUserData(material, materialDef);
        if (materialDef.extensions)
          addUnknownExtensionsToUserData(extensions, material, materialDef);
        return material;
      });
    };
    function computeBounds(geometry, primitiveDef, parser) {
      var attributes = primitiveDef.attributes;
      var box = new Box3();
      if (attributes.POSITION !== void 0) {
        var accessor = parser.json.accessors[attributes.POSITION];
        var min = accessor.min;
        var max = accessor.max;
        if (min !== void 0 && max !== void 0) {
          box.set(
            new Vector3(min[0], min[1], min[2]),
            new Vector3(max[0], max[1], max[2])
          );
        } else {
          console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");
          return;
        }
      } else {
        return;
      }
      var targets = primitiveDef.targets;
      if (targets !== void 0) {
        var vector = new Vector3();
        for (var i2 = 0, il = targets.length; i2 < il; i2++) {
          var target = targets[i2];
          if (target.POSITION !== void 0) {
            var accessor = parser.json.accessors[target.POSITION];
            var min = accessor.min;
            var max = accessor.max;
            if (min !== void 0 && max !== void 0) {
              vector.setX(Math.max(Math.abs(min[0]), Math.abs(max[0])));
              vector.setY(Math.max(Math.abs(min[1]), Math.abs(max[1])));
              vector.setZ(Math.max(Math.abs(min[2]), Math.abs(max[2])));
              box.expandByVector(vector);
            } else {
              console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");
            }
          }
        }
      }
      geometry.boundingBox = box;
      var sphere = new Sphere();
      box.getCenter(sphere.center);
      sphere.radius = box.min.distanceTo(box.max) / 2;
      geometry.boundingSphere = sphere;
    }
    function addPrimitiveAttributes(geometry, primitiveDef, parser) {
      var attributes = primitiveDef.attributes;
      var pending = [];
      function assignAttributeAccessor(accessorIndex, attributeName) {
        return parser.getDependency("accessor", accessorIndex).then(function(accessor2) {
          geometry.setAttribute(attributeName, accessor2);
        });
      }
      for (var gltfAttributeName in attributes) {
        var threeAttributeName = ATTRIBUTES[gltfAttributeName] || gltfAttributeName.toLowerCase();
        if (threeAttributeName in geometry.attributes)
          continue;
        pending.push(assignAttributeAccessor(attributes[gltfAttributeName], threeAttributeName));
      }
      if (primitiveDef.indices !== void 0 && !geometry.index) {
        var accessor = parser.getDependency("accessor", primitiveDef.indices).then(function(accessor2) {
          geometry.setIndex(accessor2);
        });
        pending.push(accessor);
      }
      assignExtrasToUserData(geometry, primitiveDef);
      computeBounds(geometry, primitiveDef, parser);
      return Promise.all(pending).then(function() {
        return primitiveDef.targets !== void 0 ? addMorphTargets(geometry, primitiveDef.targets, parser) : geometry;
      });
    }
    function toTrianglesDrawMode(geometry, drawMode) {
      var index = geometry.getIndex();
      if (index === null) {
        var indices = [];
        var position = geometry.getAttribute("position");
        if (position !== void 0) {
          for (var i2 = 0; i2 < position.count; i2++) {
            indices.push(i2);
          }
          geometry.setIndex(indices);
          index = geometry.getIndex();
        } else {
          console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Undefined position attribute. Processing not possible.");
          return geometry;
        }
      }
      var numberOfTriangles = index.count - 2;
      var newIndices = [];
      if (drawMode === TriangleFanDrawMode) {
        for (var i2 = 1; i2 <= numberOfTriangles; i2++) {
          newIndices.push(index.getX(0));
          newIndices.push(index.getX(i2));
          newIndices.push(index.getX(i2 + 1));
        }
      } else {
        for (var i2 = 0; i2 < numberOfTriangles; i2++) {
          if (i2 % 2 === 0) {
            newIndices.push(index.getX(i2));
            newIndices.push(index.getX(i2 + 1));
            newIndices.push(index.getX(i2 + 2));
          } else {
            newIndices.push(index.getX(i2 + 2));
            newIndices.push(index.getX(i2 + 1));
            newIndices.push(index.getX(i2));
          }
        }
      }
      if (newIndices.length / 3 !== numberOfTriangles) {
        console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");
      }
      var newGeometry = geometry.clone();
      newGeometry.setIndex(newIndices);
      return newGeometry;
    }
    GLTFParser.prototype.loadGeometries = function(primitives) {
      var parser = this;
      var extensions = this.extensions;
      var cache = this.primitiveCache;
      function createDracoPrimitive(primitive2) {
        return extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(primitive2, parser).then(function(geometry) {
          return addPrimitiveAttributes(geometry, primitive2, parser);
        });
      }
      var pending = [];
      for (var i2 = 0, il = primitives.length; i2 < il; i2++) {
        var primitive = primitives[i2];
        var cacheKey = createPrimitiveKey(primitive);
        var cached = cache[cacheKey];
        if (cached) {
          pending.push(cached.promise);
        } else {
          var geometryPromise;
          if (primitive.extensions && primitive.extensions[EXTENSIONS.KHR_DRACO_MESH_COMPRESSION]) {
            geometryPromise = createDracoPrimitive(primitive);
          } else {
            geometryPromise = addPrimitiveAttributes(new BufferGeometry(), primitive, parser);
          }
          cache[cacheKey] = { primitive, promise: geometryPromise };
          pending.push(geometryPromise);
        }
      }
      return Promise.all(pending);
    };
    GLTFParser.prototype.loadMesh = function(meshIndex) {
      var parser = this;
      var json = this.json;
      var meshDef = json.meshes[meshIndex];
      var primitives = meshDef.primitives;
      var pending = [];
      for (var i2 = 0, il = primitives.length; i2 < il; i2++) {
        var material = primitives[i2].material === void 0 ? createDefaultMaterial(this.cache) : this.getDependency("material", primitives[i2].material);
        pending.push(material);
      }
      pending.push(parser.loadGeometries(primitives));
      return Promise.all(pending).then(function(results) {
        var materials = results.slice(0, results.length - 1);
        var geometries = results[results.length - 1];
        var meshes = [];
        for (var i3 = 0, il2 = geometries.length; i3 < il2; i3++) {
          var geometry = geometries[i3];
          var primitive = primitives[i3];
          var mesh;
          var material2 = materials[i3];
          if (primitive.mode === WEBGL_CONSTANTS.TRIANGLES || primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP || primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN || primitive.mode === void 0) {
            mesh = meshDef.isSkinnedMesh === true ? new SkinnedMesh(geometry, material2) : new Mesh(geometry, material2);
            if (mesh.isSkinnedMesh === true && !mesh.geometry.attributes.skinWeight.normalized) {
              mesh.normalizeSkinWeights();
            }
            if (primitive.mode === WEBGL_CONSTANTS.TRIANGLE_STRIP) {
              mesh.geometry = toTrianglesDrawMode(mesh.geometry, TriangleStripDrawMode);
            } else if (primitive.mode === WEBGL_CONSTANTS.TRIANGLE_FAN) {
              mesh.geometry = toTrianglesDrawMode(mesh.geometry, TriangleFanDrawMode);
            }
          } else if (primitive.mode === WEBGL_CONSTANTS.LINES) {
            mesh = new LineSegments(geometry, material2);
          } else if (primitive.mode === WEBGL_CONSTANTS.LINE_STRIP) {
            mesh = new Line(geometry, material2);
          } else if (primitive.mode === WEBGL_CONSTANTS.LINE_LOOP) {
            mesh = new LineLoop(geometry, material2);
          } else if (primitive.mode === WEBGL_CONSTANTS.POINTS) {
            mesh = new Points(geometry, material2);
          } else {
            throw new Error("THREE.GLTFLoader: Primitive mode unsupported: " + primitive.mode);
          }
          if (Object.keys(mesh.geometry.morphAttributes).length > 0) {
            updateMorphTargets(mesh, meshDef);
          }
          mesh.name = meshDef.name || "mesh_" + meshIndex;
          if (geometries.length > 1)
            mesh.name += "_" + i3;
          assignExtrasToUserData(mesh, meshDef);
          parser.assignFinalMaterial(mesh);
          meshes.push(mesh);
        }
        if (meshes.length === 1) {
          return meshes[0];
        }
        var group = new Group();
        for (var i3 = 0, il2 = meshes.length; i3 < il2; i3++) {
          group.add(meshes[i3]);
        }
        return group;
      });
    };
    GLTFParser.prototype.loadCamera = function(cameraIndex) {
      var camera;
      var cameraDef = this.json.cameras[cameraIndex];
      var params = cameraDef[cameraDef.type];
      if (!params) {
        console.warn("THREE.GLTFLoader: Missing camera parameters.");
        return;
      }
      if (cameraDef.type === "perspective") {
        camera = new PerspectiveCamera(MathUtils.radToDeg(params.yfov), params.aspectRatio || 1, params.znear || 1, params.zfar || 2e6);
      } else if (cameraDef.type === "orthographic") {
        camera = new OrthographicCamera(params.xmag / -2, params.xmag / 2, params.ymag / 2, params.ymag / -2, params.znear, params.zfar);
      }
      if (cameraDef.name !== void 0)
        camera.name = cameraDef.name;
      assignExtrasToUserData(camera, cameraDef);
      return Promise.resolve(camera);
    };
    GLTFParser.prototype.loadSkin = function(skinIndex) {
      var skinDef = this.json.skins[skinIndex];
      var skinEntry = { joints: skinDef.joints };
      if (skinDef.inverseBindMatrices === void 0) {
        return Promise.resolve(skinEntry);
      }
      return this.getDependency("accessor", skinDef.inverseBindMatrices).then(function(accessor) {
        skinEntry.inverseBindMatrices = accessor;
        return skinEntry;
      });
    };
    GLTFParser.prototype.loadAnimation = function(animationIndex) {
      var json = this.json;
      var animationDef = json.animations[animationIndex];
      var pendingNodes = [];
      var pendingInputAccessors = [];
      var pendingOutputAccessors = [];
      var pendingSamplers = [];
      var pendingTargets = [];
      for (var i2 = 0, il = animationDef.channels.length; i2 < il; i2++) {
        var channel = animationDef.channels[i2];
        var sampler = animationDef.samplers[channel.sampler];
        var target = channel.target;
        var name = target.node !== void 0 ? target.node : target.id;
        var input = animationDef.parameters !== void 0 ? animationDef.parameters[sampler.input] : sampler.input;
        var output = animationDef.parameters !== void 0 ? animationDef.parameters[sampler.output] : sampler.output;
        pendingNodes.push(this.getDependency("node", name));
        pendingInputAccessors.push(this.getDependency("accessor", input));
        pendingOutputAccessors.push(this.getDependency("accessor", output));
        pendingSamplers.push(sampler);
        pendingTargets.push(target);
      }
      return Promise.all([
        Promise.all(pendingNodes),
        Promise.all(pendingInputAccessors),
        Promise.all(pendingOutputAccessors),
        Promise.all(pendingSamplers),
        Promise.all(pendingTargets)
      ]).then(function(dependencies) {
        var nodes = dependencies[0];
        var inputAccessors = dependencies[1];
        var outputAccessors = dependencies[2];
        var samplers = dependencies[3];
        var targets = dependencies[4];
        var tracks = [];
        for (var i3 = 0, il2 = nodes.length; i3 < il2; i3++) {
          var node = nodes[i3];
          var inputAccessor = inputAccessors[i3];
          var outputAccessor = outputAccessors[i3];
          var sampler2 = samplers[i3];
          var target2 = targets[i3];
          if (node === void 0)
            continue;
          node.updateMatrix();
          node.matrixAutoUpdate = true;
          var TypedKeyframeTrack;
          switch (PATH_PROPERTIES[target2.path]) {
            case PATH_PROPERTIES.weights:
              TypedKeyframeTrack = NumberKeyframeTrack;
              break;
            case PATH_PROPERTIES.rotation:
              TypedKeyframeTrack = QuaternionKeyframeTrack;
              break;
            case PATH_PROPERTIES.position:
            case PATH_PROPERTIES.scale:
            default:
              TypedKeyframeTrack = VectorKeyframeTrack;
              break;
          }
          var targetName = node.name ? node.name : node.uuid;
          var interpolation = sampler2.interpolation !== void 0 ? INTERPOLATION[sampler2.interpolation] : InterpolateLinear;
          var targetNames = [];
          if (PATH_PROPERTIES[target2.path] === PATH_PROPERTIES.weights) {
            node.traverse(function(object) {
              if (object.isMesh === true && object.morphTargetInfluences) {
                targetNames.push(object.name ? object.name : object.uuid);
              }
            });
          } else {
            targetNames.push(targetName);
          }
          var outputArray = outputAccessor.array;
          if (outputAccessor.normalized) {
            var scale;
            if (outputArray.constructor === Int8Array) {
              scale = 1 / 127;
            } else if (outputArray.constructor === Uint8Array) {
              scale = 1 / 255;
            } else if (outputArray.constructor == Int16Array) {
              scale = 1 / 32767;
            } else if (outputArray.constructor === Uint16Array) {
              scale = 1 / 65535;
            } else {
              throw new Error("THREE.GLTFLoader: Unsupported output accessor component type.");
            }
            var scaled = new Float32Array(outputArray.length);
            for (var j = 0, jl = outputArray.length; j < jl; j++) {
              scaled[j] = outputArray[j] * scale;
            }
            outputArray = scaled;
          }
          for (var j = 0, jl = targetNames.length; j < jl; j++) {
            var track = new TypedKeyframeTrack(
              targetNames[j] + "." + PATH_PROPERTIES[target2.path],
              inputAccessor.array,
              outputArray,
              interpolation
            );
            if (sampler2.interpolation === "CUBICSPLINE") {
              track.createInterpolant = function InterpolantFactoryMethodGLTFCubicSpline(result) {
                return new GLTFCubicSplineInterpolant(this.times, this.values, this.getValueSize() / 3, result);
              };
              track.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline = true;
            }
            tracks.push(track);
          }
        }
        var name2 = animationDef.name !== void 0 ? animationDef.name : "animation_" + animationIndex;
        return new AnimationClip(name2, void 0, tracks);
      });
    };
    GLTFParser.prototype.loadNode = function(nodeIndex) {
      var json = this.json;
      var extensions = this.extensions;
      var parser = this;
      var meshReferences = json.meshReferences;
      var meshUses = json.meshUses;
      var nodeDef = json.nodes[nodeIndex];
      return function() {
        var pending = [];
        if (nodeDef.mesh !== void 0) {
          pending.push(parser.getDependency("mesh", nodeDef.mesh).then(function(mesh) {
            var node;
            if (meshReferences[nodeDef.mesh] > 1) {
              var instanceNum = meshUses[nodeDef.mesh]++;
              node = mesh.clone();
              node.name += "_instance_" + instanceNum;
            } else {
              node = mesh;
            }
            if (nodeDef.weights !== void 0) {
              node.traverse(function(o) {
                if (!o.isMesh)
                  return;
                for (var i2 = 0, il = nodeDef.weights.length; i2 < il; i2++) {
                  o.morphTargetInfluences[i2] = nodeDef.weights[i2];
                }
              });
            }
            return node;
          }));
        }
        if (nodeDef.camera !== void 0) {
          pending.push(parser.getDependency("camera", nodeDef.camera));
        }
        if (nodeDef.extensions && nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL] && nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].light !== void 0) {
          pending.push(parser.getDependency("light", nodeDef.extensions[EXTENSIONS.KHR_LIGHTS_PUNCTUAL].light));
        }
        return Promise.all(pending);
      }().then(function(objects) {
        var node;
        if (nodeDef.isBone === true) {
          node = new Bone();
        } else if (objects.length > 1) {
          node = new Group();
        } else if (objects.length === 1) {
          node = objects[0];
        } else {
          node = new Object3D();
        }
        if (node !== objects[0]) {
          for (var i2 = 0, il = objects.length; i2 < il; i2++) {
            node.add(objects[i2]);
          }
        }
        if (nodeDef.name !== void 0) {
          node.userData.name = nodeDef.name;
          node.name = PropertyBinding.sanitizeNodeName(nodeDef.name);
        }
        assignExtrasToUserData(node, nodeDef);
        if (nodeDef.extensions)
          addUnknownExtensionsToUserData(extensions, node, nodeDef);
        if (nodeDef.matrix !== void 0) {
          var matrix = new Matrix4();
          matrix.fromArray(nodeDef.matrix);
          node.applyMatrix4(matrix);
        } else {
          if (nodeDef.translation !== void 0) {
            node.position.fromArray(nodeDef.translation);
          }
          if (nodeDef.rotation !== void 0) {
            node.quaternion.fromArray(nodeDef.rotation);
          }
          if (nodeDef.scale !== void 0) {
            node.scale.fromArray(nodeDef.scale);
          }
        }
        return node;
      });
    };
    GLTFParser.prototype.loadScene = function() {
      function buildNodeHierachy(nodeId, parentObject, json, parser) {
        var nodeDef = json.nodes[nodeId];
        return parser.getDependency("node", nodeId).then(function(node) {
          if (nodeDef.skin === void 0)
            return node;
          var skinEntry;
          return parser.getDependency("skin", nodeDef.skin).then(function(skin) {
            skinEntry = skin;
            var pendingJoints = [];
            for (var i2 = 0, il = skinEntry.joints.length; i2 < il; i2++) {
              pendingJoints.push(parser.getDependency("node", skinEntry.joints[i2]));
            }
            return Promise.all(pendingJoints);
          }).then(function(jointNodes) {
            node.traverse(function(mesh) {
              if (!mesh.isMesh)
                return;
              var bones = [];
              var boneInverses = [];
              for (var j = 0, jl = jointNodes.length; j < jl; j++) {
                var jointNode = jointNodes[j];
                if (jointNode) {
                  bones.push(jointNode);
                  var mat = new Matrix4();
                  if (skinEntry.inverseBindMatrices !== void 0) {
                    mat.fromArray(skinEntry.inverseBindMatrices.array, j * 16);
                  }
                  boneInverses.push(mat);
                } else {
                  console.warn('THREE.GLTFLoader: Joint "%s" could not be found.', skinEntry.joints[j]);
                }
              }
              mesh.bind(new Skeleton(bones, boneInverses), mesh.matrixWorld);
            });
            return node;
          });
        }).then(function(node) {
          parentObject.add(node);
          var pending = [];
          if (nodeDef.children) {
            var children = nodeDef.children;
            for (var i2 = 0, il = children.length; i2 < il; i2++) {
              var child = children[i2];
              pending.push(buildNodeHierachy(child, node, json, parser));
            }
          }
          return Promise.all(pending);
        });
      }
      return function loadScene(sceneIndex) {
        var json = this.json;
        var extensions = this.extensions;
        var sceneDef = this.json.scenes[sceneIndex];
        var parser = this;
        var scene = new Scene();
        if (sceneDef.name !== void 0)
          scene.name = sceneDef.name;
        assignExtrasToUserData(scene, sceneDef);
        if (sceneDef.extensions)
          addUnknownExtensionsToUserData(extensions, scene, sceneDef);
        var nodeIds = sceneDef.nodes || [];
        var pending = [];
        for (var i2 = 0, il = nodeIds.length; i2 < il; i2++) {
          pending.push(buildNodeHierachy(nodeIds[i2], scene, json, parser));
        }
        return Promise.all(pending).then(function() {
          return scene;
        });
      };
    }();
    return GLTFLoader2;
  }();
  function mxtest_add_3d_model(mxdraw2) {
    const loader = new GLTFLoader();
    loader.load(
      "./gis/34M_17.gltf",
      (gltf) => {
        gltf.scene.position.set(116577.28779765591, 19632.646909285337, 0);
        gltf.scene.rotateX(Math.PI / 2);
        gltf.scene.scale.set(2, 2, 2);
        mxdraw2.addObject(gltf.scene);
      }
    );
  }
  {
    const ws = new WebSocket("ws://localhost:24678");
    ws.addEventListener("message", (event) => {
      const info = JSON.parse(event.data);
      if (info.type === "full-reload")
        location.reload();
    });
  }
  class MxCADPlugin extends mxcad2.MxCADPluginBase {
    constructor() {
      super();
      this.map_default_data = getMapDefaultData();
    }
  }
  let mxcadui;
  const { showModal, hideModal } = useModalVisible();
  function My_PluginTest() {
    return __async(this, null, function* () {
      showModal({
        title: "My Test Draw",
        text: "测试Modal",
        oncancel: () => {
          hideModal();
        },
        onsubmit: () => {
          hideModal();
        },
        ongetallentity: () => {
          hideModal();
          mxdraw.MxFun.sendStringToExecute("TestGetAllEntity");
        },
        ondrawline: () => {
          hideModal();
          mxdraw.MxFun.sendStringToExecute("Mx_Circle");
        },
        docommand: (cmd) => {
          hideModal();
          mxdraw.MxFun.sendStringToExecute(cmd);
        }
      });
    });
  }
  const div = document.createElement("div");
  document.body.appendChild(div);
  const app = vue.createApp(_sfc_main);
  app.mount(div);
  init$p();
  mxdraw.MxFun.on("mxcadApplicationStart", (mxcaduiimp) => {
    mxcadui = mxcaduiimp;
    mxcadui.init(new MxCADPlugin());
  });
  mxdraw.MxFun.on("mxcadApplicationInitMap", () => {
    init$1(mxcadui.mxmap);
  });
  mxdraw.MxFun.on("mxcadApplicationCreatedMxCADObject", (param) => {
    let mxcad$1 = param.mxcad;
    mxcad$1.on("selectChange", (ids) => {
      if (ids.length == 0)
        return;
      let id = ids[0];
      let mxent = id.getMxDbEntity();
      if (mxent !== null) {
        console.log(mxent.getTypeName());
        if (mxent instanceof mxdraw.MxDbRectBoxLeadComment) {
          let comment = mxent;
          console.log(comment.text);
        }
        return;
      }
      let ent = id.getMcDbEntity();
      if (ent !== null) {
        console.log(ent.objectName);
        if (ent instanceof mxcad2.McDbText) {
          let text = ent;
          console.log(text.textString);
        } else if (ent instanceof mxcad2.McDbBlockReference) {
          let blkRef = ent;
          let aryId = blkRef.getAllAttribute();
          aryId.forEach((id2) => {
            let attribt = id2.getMcDbEntity();
            console.log(attribt.textString);
            console.log(attribt.tag);
          });
        }
      }
    });
    mxcad2.MxCpp.PropertiesWindow.onEvent_getProperties((id) => {
      let ent = id.getMcDbEntity();
      if (!ent)
        return [];
      let dn = ent.getxDataDouble("DN");
      let len = ent.getxDataDouble("LEN");
      let ret = [];
      if (dn.ret) {
        ret.push({
          sVarName: "DN",
          iVarType: mxcad2.MxPropertiesWindowCustomValueType.kDouble,
          val: dn.val,
          isOnlyRead: false
        });
      }
      if (len.ret) {
        ret.push({
          sVarName: "LEN",
          iVarType: mxcad2.MxPropertiesWindowCustomValueType.kDouble,
          val: len.val,
          isOnlyRead: false
        });
      }
      return ret;
    });
    mxcad2.MxCpp.PropertiesWindow.onEvent_setProperties((id, prop) => {
      let ent = id.getMcDbEntity();
      if (!ent)
        return;
      if (prop.sVarName == "DN") {
        ent.setxDataDouble("DN", prop.val);
      } else if (prop.sVarName == "LEN") {
        ent.setxDataDouble("LEN", prop.val);
      }
    });
  });
  function getMxCADUi() {
    return mxcadui;
  }
  function McGePoint3dToString(pt) {
    return "x=" + pt.x + ",y=" + pt.y + ",z=" + pt.z;
  }
  function Mx_Open_DemoCode() {
    window.open("https://demo.mxdraw3d.com:3562/MxCADCode.7z");
  }
  function Mx_Open_DevInstall() {
    window.open(
      "https://demo.mxdraw3d.com:3562/MxDrawCloudServer1.0TryVersion.7z"
    );
  }
  function getMapUrl(type) {
    var url = window.location.href;
    if (url.indexOf("?") != -1) {
      url = url.replace(/(\?|#)[^'"]*/, "");
    }
    return `${url}?map=true&maptype=${type}`;
  }
  function Mx_Open_Map_gdslwzj() {
    window.open(getMapUrl("gdslwzj"));
  }
  function Mx_Open_Map_googlecn() {
    window.open(getMapUrl("google"));
  }
  function Mx_Open_Map_gdyx() {
    window.open(getMapUrl("gdyx"));
  }
  function Mx_Open_Map_tdtsl() {
    window.open(getMapUrl("tdtsl"));
  }
  function Mx_Open_Map_bdsl() {
    window.open(getMapUrl("bdsl"));
  }
  function Mx_Open_Map_geoq() {
    window.open(getMapUrl("geoq"));
  }
  function Mx_ViewBackgroundColor() {
    mxcad2.MxCpp.getCurrentMxCAD().setViewBackgroundColor(255, 255, 255);
    mxdraw.MxFun.callEvent("updateBackgroundColor", new mxcad2.McCmColor(255, 255, 255));
  }
  function Mx_TestExProp() {
    return __async(this, null, function* () {
      let selEntity1 = new mxcad2.MxCADUiPrEntity();
      selEntity1.setMessage("选择要需要开启自定义属性的对象");
      let idText = yield selEntity1.go();
      if (!idText.isValid())
        return;
      let ent = idText.getMcDbEntity();
      mxcad2.MxCpp.PropertiesWindow.setEntitySupportCustom(idText);
      ent.setxDataDouble("DN", 100);
      ent.setxDataDouble("LEN", 2e3);
    });
  }
  function Mx_Test_OpenFile() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.openWebFile(
      "http://localhost:1337/mxcad/file/a9cbed3d3a351b79f24484e87bd78338.DWG.mxweb"
    );
  }
  function Mx_Test_GetFile() {
    return __async(this, null, function* () {
    });
  }
  function Mx_SelectEntitHideLayer() {
    return __async(this, null, function* () {
      let selEntity1 = new mxcad2.MxCADUiPrEntity();
      selEntity1.setMessage("选择要隐藏的对象");
      let id = yield selEntity1.go();
      if (!id.isValid())
        return;
      let ent = id.getMcDbEntity();
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let layerTable = mxcad$1.getDatabase().getLayerTable();
      let layerId = layerTable.get(ent.layer);
      let layerRec = layerId.getMcDbLayerTableRecord();
      if (layerRec === null)
        return;
      layerRec.isOff = true;
      mxcad$1.updateLayerDisplayStatus();
      mxcad$1.updateDisplay();
    });
  }
  function getCurrentPagePath() {
    return window.location.origin + window.location.pathname;
  }
  function Mx_Test_DrawImage() {
    return __async(this, null, function* () {
      const getPoint = new mxcad2.MxCADUiPrPoint();
      getPoint.setMessage("\n指定插入点:");
      let pt = yield getPoint.go();
      if (!pt)
        return;
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let imagUrl = getCurrentPagePath() + "mxcad.jpg";
      mxcad$1.loadImage(imagUrl, (image) => {
        if (!image) {
          console.log("loadImage failed");
          return;
        }
        let width = mxcad$1.mxdraw.viewCoordLong2Cad(100);
        let height = image.height / image.width * width;
        mxcad$1.drawImage(pt.x, pt.y, width, height, 0, imagUrl);
        mxcad$1.updateDisplay();
      });
    });
  }
  function MxTest_TestAddCurrentSelect() {
    return __async(this, null, function* () {
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      let getPoint = new mxcad2.MxCADUiPrPoint();
      let pt1 = yield getPoint.go();
      if (pt1 == null)
        return;
      getPoint.setBasePt(pt1);
      let pt2 = yield getPoint.go();
      if (pt2 == null)
        return;
      let id = mxcad$1.drawLine(pt1.x, pt1.y, pt2.x, pt2.y);
      mxcad$1.addCurrentSelect(id);
    });
  }
  let lAng = 0;
  function MxTest_TestSetViewAngle() {
    return __async(this, null, function* () {
      lAng += Math.PI * 0.5;
      let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
      mxcad$1.zoomAngle(lAng);
    });
  }
  function MxText_ZoomCenter() {
    let mxcad$1 = mxcad2.MxCpp.getCurrentMxCAD();
    mxcad$1.zoomCenter(900, 900);
  }
  mxdraw.MxFun.on("mxcadApplicationStartCreatingMxCADObject", (param) => {
    let mxdraw2 = param.mxdraw;
    mxdraw2.setViewMovementMethod(true);
    mxdraw2.on("openFileComplete", () => {
      console.log("MxTip:openFileComplete ");
    });
    mxdraw2.addControlsEvent("mousedown", (event) => {
      let x = event.offsetX;
      let y = event.offsetY;
      let pt = mxdraw2.viewCoord2Cad(x, y, 0);
      console.log("mousedown:", pt);
      return 0;
    });
  });
  mxdraw.MxFun.on("mxcadApplicationCreatedMxCADObject", (param) => {
    let mxcad$1 = param.mxcad;
    mxcad$1.on("selectChange", (ids) => {
      if (ids.length == 0)
        return;
      let id = ids[0];
      let mxent = id.getMxDbEntity();
      if (mxent !== null) {
        console.log(mxent.getTypeName());
        if (mxent instanceof mxdraw.MxDbRectBoxLeadComment) {
          let comment = mxent;
          console.log(comment.text);
        }
        return;
      }
      let ent = id.getMcDbEntity();
      if (ent !== null) {
        console.log(ent.objectName);
        if (ent instanceof mxcad2.McDbText) {
          let text = ent;
          console.log(text.textString);
        } else if (ent instanceof mxcad2.McDbBlockReference) {
          let blkRef = ent;
          let aryId = blkRef.getAllAttribute();
          aryId.forEach((id2) => {
            let attribt = id2.getMcDbEntity();
            console.log(attribt.textString);
            console.log(attribt.tag);
          });
        }
      }
    });
    mxcad2.MxCpp.PropertiesWindow.onEvent_getProperties((id) => {
      let ent = id.getMcDbEntity();
      if (!ent)
        return [];
      let dn = ent.getxDataDouble("DN");
      let len = ent.getxDataDouble("LEN");
      let ret = [];
      if (dn.ret) {
        ret.push({
          sVarName: "DN",
          iVarType: mxcad2.MxPropertiesWindowCustomValueType.kDouble,
          val: dn.val,
          isOnlyRead: false
        });
      }
      if (len.ret) {
        ret.push({
          sVarName: "LEN",
          iVarType: mxcad2.MxPropertiesWindowCustomValueType.kDouble,
          val: len.val,
          isOnlyRead: false
        });
      }
      return ret;
    });
    mxcad2.MxCpp.PropertiesWindow.onEvent_setProperties((id, prop) => {
      let ent = id.getMcDbEntity();
      if (!ent)
        return;
      if (prop.sVarName == "DN") {
        ent.setxDataDouble("DN", prop.val);
      } else if (prop.sVarName == "LEN") {
        ent.setxDataDouble("LEN", prop.val);
      }
    });
    init();
  });
  function init() {
    mxdraw.MxFun.addCommand("My_PluginTest", My_PluginTest);
    mxdraw.MxFun.addCommand("Mx_Open_DemoCode", Mx_Open_DemoCode);
    mxdraw.MxFun.addCommand("Mx_Open_DevInstall", Mx_Open_DevInstall);
    mxdraw.MxFun.addCommand("Mx_Open_Map_gdslwzj", Mx_Open_Map_gdslwzj);
    mxdraw.MxFun.addCommand("Mx_Open_Map_gdyx", Mx_Open_Map_gdyx);
    mxdraw.MxFun.addCommand("Mx_Open_Map_tdtsl", Mx_Open_Map_tdtsl);
    mxdraw.MxFun.addCommand("Mx_Open_Map_bdsl", Mx_Open_Map_bdsl);
    mxdraw.MxFun.addCommand("Mx_Open_Map_geoq", Mx_Open_Map_geoq);
    mxdraw.MxFun.addCommand("Mx_Open_Map_googlecn", Mx_Open_Map_googlecn);
    mxdraw.MxFun.addCommand("Mx_ViewBackgroundColor", Mx_ViewBackgroundColor);
    mxdraw.MxFun.addCommand("Mx_TestExProp", Mx_TestExProp);
    mxdraw.MxFun.addCommand("Mx_Test_OpenFile", Mx_Test_OpenFile);
    mxdraw.MxFun.addCommand("Mx_Test_GetFile", Mx_Test_GetFile);
    mxdraw.MxFun.addCommand("Mx_TestExProp", Mx_TestExProp);
    mxdraw.MxFun.addCommand("Mx_SelectEntitHideLayer", Mx_SelectEntitHideLayer);
    mxdraw.MxFun.addCommand("MxTest_TestAddCurrentSelect", MxTest_TestAddCurrentSelect);
    mxdraw.MxFun.addCommand("MxTest_TestSetViewAngle", MxTest_TestSetViewAngle);
    mxdraw.MxFun.addCommand("MxText_ZoomCenter", MxText_ZoomCenter);
    mxdraw.MxFun.addCommand("MxTest_Map_Download", MxTest_Map_Download);
    mxdraw.MxFun.addCommand("Mx_Test_DrawImage", Mx_Test_DrawImage);
    init$o();
    init$n();
    init$m();
    init$l();
    init$k();
    init$j();
    init$i();
    init$g();
    init$f();
    init$5();
    init$3();
    init$h();
    init$2();
    if (mxcadui.mxmap) {
      mxtest_add_3d_model(mxdraw.MxFun.getCurrentDraw());
    }
  }
  exports.McGePoint3dToString = McGePoint3dToString;
  exports.MxTest_TestAddCurrentSelect = MxTest_TestAddCurrentSelect;
  exports.MxTest_TestSetViewAngle = MxTest_TestSetViewAngle;
  exports.MxText_ZoomCenter = MxText_ZoomCenter;
  exports.getMxCADUi = getMxCADUi;
  Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
  return exports;
}({}, Mx, mxcad, Vue, axios);
//# sourceMappingURL=test.js.map