public static void DrawSquare(Rect rect, Color color, float duration)
 {
     EG_GL.DrawRect(rect, color, duration, true);
 }
 public static void DrawRect(Vector2 center, Vector2 size, Color color, float duration)
 {
     EG_GL.DrawRect(new Rect(center - size / 2, size), color, duration, false);
 }