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silverstripe-framework
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keep PNG transparancy on GDBackend::rotatePixelByPixel

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Sander Hagenaars 2017-06-14 15:54:21 +02:00 committed by Daniel Hensby
parent 4f4fb62dfa
commit b61c3ac8c3
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filesystem/GD.php
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@ -321,6 +321,7 @@ class GDBackend extends Object implements Image_Backend {
}
$rotate=imagecreatetruecolor($destWidth,$destHeight);
imagealphablending($rotate, false);
imagesavealpha($rotate, true); // to maintain PNG transparency
for ($x = 0; $x < ($sourceWidth); $x++) {
for ($y = 0; $y < ($sourceHeight); $y++) {
$color = imagecolorat($this->gd, $x, $y);