Procedurality.Channel.gamma2 C# (CSharp) Method

		public Channel gamma2() {
			for (int y = 0; y < height; y++) {
				for (int x = 0; x < width; x++) {
					float val = 1f - getPixel(x, y);
					putPixel(x, y, 1 - val*val);
				}
			}
			return this;
		}