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[effects/blur] Check for blitting support

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Summary:
In D12678 blur was changed to use `blitFromFramebuffer()` instead of `glCopyTexSubImage2D()`
Now it checks if the GPU supports it.

Reviewers: #kwin, davidedmundson

Reviewed By: #kwin, davidedmundson

Subscribers: kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D13246
This commit is contained in:
Alex Nemeth 2018-05-31 21:02:05 +02:00
parent b3b691a250
commit 81f38abe6d
1 changed files with 1 additions and 1 deletions
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2
effects/blur/blur.cpp
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@ -333,7 +333,7 @@ bool BlurEffect::enabledByDefault()
bool BlurEffect::supported()
{
bool supported = effects->isOpenGLCompositing() && GLRenderTarget::supported();
bool supported = effects->isOpenGLCompositing() && GLRenderTarget::supported() && GLRenderTarget::blitSupported();
if (supported) {
int maxTexSize;