void CIconWnd::modulateIcon(NLMISC::CBitmap &dst, const NLMISC::CRGBA &col)
{
// modulate an icon by a color
CObjectVector<uint8> &data = dst.getPixels();
for (uint y=0 ; y<dst.getHeight() ; y++)
{
for (uint x=0 ; x<dst.getWidth() ; x++)
{
CRGBA c;
c.modulateFromColor(col, dst.getPixelColor(x, y));
data[(x+y*dst.getWidth())*4] = c.R;
data[(x+y*dst.getWidth())*4+1] = c.G;
data[(x+y*dst.getWidth())*4+2] = c.B;
data[(x+y*dst.getWidth())*4+3] = dst.getPixelColor(x, y).A;
}
}
}
void CIconWnd::blendIcons(NLMISC::CBitmap &dst, const NLMISC::CBitmap &src)
{
// blend between two icons
nlassert(dst.getWidth() == src.getWidth());
nlassert(dst.getHeight() == src.getHeight());
CObjectVector<uint8> &data = dst.getPixels();
for (uint y=0 ; y<dst.getHeight() ; y++)
{
for (uint x=0 ; x<dst.getWidth() ; x++)
{
CRGBA c;
c.blendFromui(dst.getPixelColor(x, y), src.getPixelColor(x, y), src.getPixelColor(x, y).A);
data[(x+y*dst.getWidth())*4] = c.R;
data[(x+y*dst.getWidth())*4+1] = c.G;
data[(x+y*dst.getWidth())*4+2] = c.B;
data[(x+y*dst.getWidth())*4+3] = c.A;
}
}
}