Method getChanelValueAt

Engine/source/gfx/bitmap/gBitmap.cpp:868–882

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U8 GBitmap::getChanelValueAt(U32 x, U32 y, U32 chan)
{
   ColorI pixelColor = ColorI(255,255,255,255);
   getColor(x, y, pixelColor);
   if (mInternalFormat == GFXFormatL16)
   {
      chan = 0;
   }
   switch (chan) {
   case 0: return pixelColor.red;
   case 1: return pixelColor.green;
   case 2: return pixelColor.blue;
   default: return pixelColor.alpha;
   }
}

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