internal override void Init()
 {
     //Z.Debug.Log("ResourceManager init");
     Z.Resource = this;
     Z.Pool.RegisterClassCustomPool(() => new ResourceItem(), ResourceItem.Clean, 500);
     ResourceGroupManager.Init();
     if (LoadFromAssetBundle)
     {
         AssetBundleManager.LoadABManifest();//AB清单解析 先放这里 正式应该在流程启动后在流程里解析
     }
 }