상속: BaseEffect
		public void RadialBlurEffect2 ()
		{
			var src = GetSourceImage ("input.png");

			var effect = new RadialBlurEffect (90, new PointD (20, 20), 4);
			effect.Render (src);

			Compare (src, "radialblur2.png");
		}
		public void RadialBlurEffect1 ()
		{
			var src = GetSourceImage ("input.png");

			var effect = new RadialBlurEffect ();
			effect.Render (src);

			Compare (src, "radialblur1.png");
		}