修改为单场景

assets/Scripts/Sub/MainScene.ts

@@ -14,7 +14,9 @@ export class MainScene extends Component {
   @property(Camera)
   MainCamera: Camera = null;
 
-  start() {
+  start() {}
+
+  init() {
     //每个场景必须添加的
     let gameRootUI = this.node.getComponent(GameRootUI);
     if (!gameRootUI) {
@@ -22,7 +24,7 @@ export class MainScene extends Component {
       gameRootUI.InitByCreate(this.UIRoot, this.UILayerMod, "NavigationPanel");
     }
     GameRootUI.MainCamera = this.MainCamera;
-    
+
     // 初始化MainController并预加载数据
     this.initMainController();
   }