static int Flip(IntPtr L)
 {
     try
     {
         ToLua.CheckArgsCount(L, 1);
         ToLua_DG_Tweening_Tween obj = (ToLua_DG_Tweening_Tween)ToLua.CheckObject(L, 1, typeof(ToLua_DG_Tweening_Tween));
         obj.Flip();
         return(0);
     }
     catch (Exception e)
     {
         return(LuaDLL.toluaL_exception(L, e));
     }
 }