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Lines Matching defs:gray

945         double freq, rotate, saturate, gray, intensity;
968 gray = 0.0;
978 gray = (double)MAX(ABS(y), ABS(x)) / grayspot;
979 gray = MIN(1.0, gray);
982 gray * saturate;
985 s = gray * ((double)(ABS(x)+ABS(y)) / (double)(hw + hh));