static public VectorF2 GetCenterPoint(this RectF2 item) { return(new VectorF2(item.GetHorizontalCenter(), item.GetVerticalCenter())); }
static public void SplitByXCenter(this RectF2 item, out RectF2 left, out RectF2 right) { item.SplitByX(item.GetHorizontalCenter(), out left, out right); }