CColor CColor::modulate ( const CColor& color ) const
{
unsigned char R = static_cast<unsigned char> ( getRed() * color.getRed() / 255 );
unsigned char G = static_cast<unsigned char> ( getGreen() * color.getGreen() / 255 );
unsigned char B = static_cast<unsigned char> ( getBlue() * color.getBlue() / 255 );
unsigned char A = static_cast<unsigned char> ( getAlpha() * color.getAlpha() / 255 );
return CColor ( R , G , B , A );
}
CColor CColor::operator - ( const CColor& color ) const
{
int R = getRed() - color.getRed();
int G = getGreen() - color.getGreen();
int B = getBlue() - color.getBlue();
int A = getAlpha() - color.getAlpha();
CColor newc;
newc.setInt ( R , G , B , A );
return newc;
}
