// returns false if it was already dirty
 public new bool SetDirty()
 {
     return(CSGBrushMeshAssetManager.SetDirty(this));
 }
 internal void OnValidate()
 {
     CSGBrushMeshAssetManager.NotifyContentsModified(this);
 }
 internal void OnEnable()
 {
     CSGBrushMeshAssetManager.Register(this);
 }
 internal void OnDisable()
 {
     CSGBrushMeshAssetManager.Unregister(this);
 }
 public static void Reset()
 {
     Clear();
     CSGBrushMeshAssetManager.RegisterAllSurfaces();
 }