优化

src/babylonjs/MainApp.ts

@@ -3,7 +3,6 @@
  * @description 主应用类，负责初始化和协调所有子模块
  */
 
-import { AppDom } from './AppDom';
 import { AppEngin } from './AppEngin';
 import { AppScene } from './AppScene';
 import { AppCamera } from './AppCamera';
@@ -19,7 +18,6 @@ import { EventBridge } from '../event/bridge';
  * 负责管理DOM、引擎、场景、相机、灯光、环境、模型和动画等子模块
  */
 export class MainApp {
-    appDom: AppDom;
     appEngin: AppEngin;
     appScene: AppScene;
     appCamera: AppCamera;
@@ -30,7 +28,6 @@ export class MainApp {
 
 
     constructor() {
-        this.appDom = new AppDom();
         this.appEngin = new AppEngin(this);
         this.appScene = new AppScene(this);
         this.appCamera = new AppCamera(this);
@@ -58,7 +55,6 @@ export class MainApp {
 
     /** 唤醒/初始化所有子模块 */
     async Awake(): Promise<void> {
-        this.appDom.Awake();
         this.appEngin.Awake();
         this.appScene.Awake();
         this.appCamera.Awake();