public static void CmykToRgb(CmykColor cmykColor, ref RgbColor rgbColor)
{
cmykColor.Cyan = Math.Min(1f, Math.Max(0.0f, cmykColor.Cyan));
cmykColor.Magenta = Math.Min(1f, Math.Max(0.0f, cmykColor.Magenta));
cmykColor.Yellow = Math.Min(1f, Math.Max(0.0f, cmykColor.Yellow));
cmykColor.Black = Math.Min(1f, Math.Max(0.0f, cmykColor.Black));
rgbColor.Red = (float)(1.0 - (double)cmykColor.Cyan * (1.0 - (double)cmykColor.Black)) - cmykColor.Black;
rgbColor.Green = (float)(1.0 - (double)cmykColor.Magenta * (1.0 - (double)cmykColor.Black)) - cmykColor.Black;
rgbColor.Blue = (float)(1.0 - (double)cmykColor.Yellow * (1.0 - (double)cmykColor.Black)) - cmykColor.Black;
rgbColor.Red = Math.Min(1f, Math.Max(0.0f, rgbColor.Red));
rgbColor.Green = Math.Min(1f, Math.Max(0.0f, rgbColor.Green));
rgbColor.Blue = Math.Min(1f, Math.Max(0.0f, rgbColor.Blue));
}
public static void HlsToRgb(HlsColor hlsColor, ref RgbColor rgbColor)
{
hlsColor.Hue = Math.Min(1f, Math.Max(0.0f, hlsColor.Hue));
hlsColor.Lightness = Math.Min(1f, Math.Max(0.0f, hlsColor.Lightness));
hlsColor.Saturation = Math.Min(1f, Math.Max(0.0f, hlsColor.Saturation));
if ((double)hlsColor.Saturation == 0.0)
{
rgbColor.Red = rgbColor.Green = rgbColor.Blue = hlsColor.Lightness;
}
else
{
float hue = (float)(((double)hlsColor.Hue - Math.Floor((double)hlsColor.Hue)) * 6.0);
float n2 = (double)hlsColor.Lightness > 0.5 ? (float)((double)hlsColor.Lightness + (double)hlsColor.Saturation - (double)hlsColor.Lightness * (double)hlsColor.Saturation) : hlsColor.Lightness * (1f + hlsColor.Saturation);
float n1 = 2f * hlsColor.Lightness - n2;
rgbColor.Red = ColorUtility.HlsValue(n1, n2, hue + 2f);
rgbColor.Green = ColorUtility.HlsValue(n1, n2, hue);
rgbColor.Blue = ColorUtility.HlsValue(n1, n2, hue - 2f);
}
rgbColor.Red = Math.Min(1f, Math.Max(0.0f, rgbColor.Red));
rgbColor.Green = Math.Min(1f, Math.Max(0.0f, rgbColor.Green));
rgbColor.Blue = Math.Min(1f, Math.Max(0.0f, rgbColor.Blue));
}
public static void RgbToCmyk(RgbColor rgbColor, ref CmykColor cmykColor)
{
rgbColor.Red = Math.Min(1f, Math.Max(0.0f, rgbColor.Red));
rgbColor.Green = Math.Min(1f, Math.Max(0.0f, rgbColor.Green));
rgbColor.Blue = Math.Min(1f, Math.Max(0.0f, rgbColor.Blue));
cmykColor.Cyan = 1f - rgbColor.Red;
cmykColor.Magenta = 1f - rgbColor.Green;
cmykColor.Yellow = 1f - rgbColor.Blue;
cmykColor.Black = Math.Min(cmykColor.Cyan, Math.Min(cmykColor.Magenta, cmykColor.Yellow));
if ((double)cmykColor.Black == 1.0)
{
cmykColor.Cyan = cmykColor.Magenta = cmykColor.Yellow = 0.0f;
}
else
{
cmykColor.Cyan = (float)(((double)cmykColor.Cyan - (double)cmykColor.Black) / (1.0 - (double)cmykColor.Black));
cmykColor.Magenta = (float)(((double)cmykColor.Magenta - (double)cmykColor.Black) / (1.0 - (double)cmykColor.Black));
cmykColor.Yellow = (float)(((double)cmykColor.Yellow - (double)cmykColor.Black) / (1.0 - (double)cmykColor.Black));
}
cmykColor.Cyan = Math.Min(1f, Math.Max(0.0f, cmykColor.Cyan));
cmykColor.Magenta = Math.Min(1f, Math.Max(0.0f, cmykColor.Magenta));
cmykColor.Yellow = Math.Min(1f, Math.Max(0.0f, cmykColor.Yellow));
cmykColor.Black = Math.Min(1f, Math.Max(0.0f, cmykColor.Black));
}
public static void HsbToRgb(HsbColor hsbColor, ref RgbColor rgbColor)
{
hsbColor.Hue = Math.Min(1f, Math.Max(0.0f, hsbColor.Hue));
hsbColor.Saturation = Math.Min(1f, Math.Max(0.0f, hsbColor.Saturation));
hsbColor.Brightness = Math.Min(1f, Math.Max(0.0f, hsbColor.Brightness));
if ((double)hsbColor.Saturation == 0.0)
{
rgbColor.Red = rgbColor.Green = rgbColor.Blue = hsbColor.Brightness;
}
else
{
float num1 = (float)(((double)hsbColor.Hue - Math.Floor((double)hsbColor.Hue)) * 6.0);
int num2 = (int)num1;
float num3 = num1 - (float)num2;
float num4 = hsbColor.Brightness * (1f - hsbColor.Saturation);
float num5 = hsbColor.Brightness * (float)(1.0 - (double)hsbColor.Saturation * (double)num3);
float num6 = hsbColor.Brightness * (float)(1.0 - (double)hsbColor.Saturation * (1.0 - (double)num3));
switch (num2 % 6)
{
case 0:
rgbColor.Red = hsbColor.Brightness;
rgbColor.Green = num6;
rgbColor.Blue = num4;
break;
case 1:
rgbColor.Red = num5;
rgbColor.Green = hsbColor.Brightness;
rgbColor.Blue = num4;
break;
case 2:
rgbColor.Red = num4;
rgbColor.Green = hsbColor.Brightness;
rgbColor.Blue = num6;
break;
case 3:
rgbColor.Red = num4;
rgbColor.Green = num5;
rgbColor.Blue = hsbColor.Brightness;
break;
case 4:
rgbColor.Red = num6;
rgbColor.Green = num4;
rgbColor.Blue = hsbColor.Brightness;
break;
case 5:
rgbColor.Red = hsbColor.Brightness;
rgbColor.Green = num4;
rgbColor.Blue = num5;
break;
default:
throw new InvalidOperationException(ExceptionStringTable.CannotReachHere);
}
}
rgbColor.Red = Math.Min(1f, Math.Max(0.0f, rgbColor.Red));
rgbColor.Green = Math.Min(1f, Math.Max(0.0f, rgbColor.Green));
rgbColor.Blue = Math.Min(1f, Math.Max(0.0f, rgbColor.Blue));
}
