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Optimize color

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This commit is contained in:
Dennis Eichhorn 2017-10-30 12:08:14 +01:00
parent a65f388603
commit ad296d4b04
1 changed files with 4 additions and 15 deletions
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19
Utils/ColorUtils.php
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@ -44,15 +44,10 @@ class ColorUtils
$diff = []; $diff = [];
$gradient = []; $gradient = [];
if ($value <= $stop[0]) { if ($value <= $stop[0] && $value < $start[0]) {
if ($value < $start[0]) { $value = $start[0];
$value = $start[0];
}
} else { } else {
if ($value > $end[0]) { $value = min($value, $end[0]);
$value = $end[0];
}
$start = $stop; $start = $stop;
$stop = $end; $stop = $end;
} }
@ -67,13 +62,7 @@ class ColorUtils
$gradient['b'] = $start[3] + ($value - $start[0]) / ($diff[0]) * $diff[3]; $gradient['b'] = $start[3] + ($value - $start[0]) / ($diff[0]) * $diff[3];
foreach ($gradient as &$color) { foreach ($gradient as &$color) {
if ($color > 255) { $color = max(min($color, 255), 0);
$color = 255;
} elseif ($color < 0) {
$color = 0;
} else {
$color = (int) $color;
}
} }
return $gradient; return $gradient;