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Update swap interval of QCocoaGLContext after creation

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QSurfaceFormat is recreated from scratch, and by not reading back the
swap interval the QCocoaGLContext seemed to be vsynced even if it
actually was not.

Change-Id: I72ddaae9a4c695fe4c74d7b4b70ca9db84bcc084
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
This commit is contained in:
Tor Arne Vestbø 2016-08-31 19:42:31 +02:00 committed by Tor Arne Vestbø
parent 6ce96fdbf5
commit 44fec65624
1 changed files with 5 additions and 0 deletions
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5
src/plugins/platforms/cocoa/qcocoaglcontext.mm
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@ -323,6 +323,11 @@ void QCocoaGLContext::updateSurfaceFormat()
[pixelFormat release]; [pixelFormat release];
GLint swapInterval = -1;
[m_context getValues:&swapInterval forParameter:NSOpenGLCPSwapInterval];
if (swapInterval >= 0)
m_format.setSwapInterval(swapInterval);
// Restore the original context // Restore the original context
CGLSetCurrentContext(oldContext); CGLSetCurrentContext(oldContext);
} }