BiomePainter.RegionUtil.AddtoColor C# (CSharp) Method

        private static Color AddtoColor(Color c, int diff)
        {
            int red = c.R + diff;
            if (red > 255)
                red = 255;
            else if (red < 0)
                red = 0;
            int green = c.G + diff;
            if (green > 255)
                green = 255;
            else if (green < 0)
                green = 0;
            int blue = c.B + diff;
            if (blue > 255)
                blue = 255;
            else if (blue < 0)
                blue = 0;
            return Color.FromArgb(c.A, red, green, blue);
        }