更新编译输出为es5支持老旧的浏览器

dist/PointPick.js

@@ -1,6 +1,6 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-const three_1 = require("three");
+var three_1 = require("three");
 /**
  * 点选
  *
@@ -11,20 +11,21 @@ const three_1 = require("three");
  * @returns {(Mesh | undefined)}
  */
 function PointPick(view, ptx, pty) {
-    let raycaster = new three_1.Raycaster();
+    var raycaster = new three_1.Raycaster();
     raycaster.setFromCamera({
         x: (ptx / view._Width) * 2 - 1,
         y: -(pty / view._Height) * 2 + 1 //y轴相反
     }, view.m_Camera.Camera);
     //https://github.com/mrdoob/three.js/issues/14128
     raycaster.ray.origin.set((ptx / view._Width) * 2 - 1, -(pty / view._Height) * 2 + 1, -1).unproject(view.m_Camera.Camera);
-    let minDis = Infinity;
-    let minObj = undefined;
-    view.m_Scene.children.forEach(obj => {
+    var minDis = Infinity;
+    var minObj = undefined;
+    view.m_Scene.children.forEach(function (obj) {
         if (obj instanceof three_1.Mesh) {
-            let intersects = [];
+            var intersects = [];
             obj.raycast(raycaster, intersects);
-            for (let i of intersects) {
+            for (var _i = 0, intersects_1 = intersects; _i < intersects_1.length; _i++) {
+                var i = intersects_1[_i];
                 if (i.distance < minDis) {
                     minObj = obj;
                     minDis = i.distance;