static public bool checkType(IntPtr l, int p, out Rect v)
{
float x, y, width, height;
if (LuaDLL.luaS_checkRect(l, p, out x, out y, out width, out height) != 0)
{
throw new Exception(string.Format("Invalid Rect argument at {0}", p));
}
v = new Rect(x, y, width, height);
return(true);
}