Lines Matching refs:diff
98 $diff = $max - $min;101 if ($diff == 0) {107 $s = $diff / ($max + $min);109 $s = $diff / (2 - $max - $min);112 $rDiff = ((($max - $r) / 6) + ($diff / 2)) / $diff;113 $gDiff = ((($max - $g) / 6) + ($diff / 2)) / $diff;114 $bDiff = ((($max - $b) / 6) + ($diff / 2)) / $diff;