CSharpImageLibrary.DDS.DDS_Decoders.ExpandTo255 C# (CSharp) Метод

        static byte ExpandTo255(double v)
        {
            if (double.IsNaN(v) || v == 0)
                return 128;
            else
                return (byte)(((v + 1d) / 2d) * 255d);
        }