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Lines Matching defs:lum

1777      *  the lum of one of them.
1792             U8CPU lum = SkColorSpaceLuminance::computeLuminance(rec->getPaintGamma(), color);
1796                 lum -= ((255 - lum) * lum) / 255;
1800             color = SkColorSetRGB(lum, lum, lum);