DesaturateColor

desaturatecolor.cpp

int DesaturateColor(int seatColor, int remainingSaturation, int targetColor)
{
	int justR = (seatColor & 0xFF0000);
	justR -= (targetColor << 16);
	int r = ((justR * remainingSaturation) / 100) + (targetColor << 16);
	r &= 0xFF0000;
	int justG = (seatColor & 0x00FF00);
	justG -= (targetColor << 8);
	int g = (justG * remainingSaturation) / 100 + (targetColor << 8);
	g &= 0x00FF00;
	int justB = (seatColor & 0x0000FF);
	justB -= targetColor;
	int b = (justB * remainingSaturation) / 100 + targetColor;
	b &= 0x0000FF;
	return r | g | b;
}