public void SortAll( )
 {
     AssetToggleCollection.Sort();
     for (int i = 0; i < AssetToggleCollection.Count; i++)
     {
         AssetToggleCollection[i].RootAsset.transform.SetSiblingIndex(i);
     }
 }
 public void AddToSceneRootAssetCollection(HEU_HoudiniAssetRoot asset, bool is_toggle)
 {
     AssetToggleCollection.Add(new RootAssetToggle(asset, is_toggle));
     ToogleScene = ToogleScene || is_toggle;
 }