private void InitSmellableItem(Vector2 pos)
 {
     SmellableItem = new DebugSmellableItem(pos);
     Smellable = SmellableItem.GetProperty<SmellableProperty>();
     Engine.InsertItem(SmellableItem);
 }
 public void CleanupEngine()
 {
     VisibleItem = null;
     SightingItem = null;
     SmellableItem = null;
     SnifferItem = null;
     Visible = null;
     Sighting = null;
     Smellable = null;
     Sniffer = null;
     Map = null;
     Engine = null;
 }