/// <summary>
 /// 
 /// </summary>
 /// <param name="obj"></param>
 public void AddGameObject(GameObject obj)
 {
     if (MapInstance.Instance.AddGameObject(obj))
     {
         AddChild(obj);
     }
 }
 /// <summary>
 /// 
 /// </summary>
 /// <param name="obj"></param>
 public void RemoveGameObject(GameObject obj)
 {
     if (MapInstance.Instance.RemoveGameObject(obj.Id))
     {
         RemoveChild(obj);
     }
 }