32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
From a69a0e8254b79c62fad7372e8c14f66d440ad744 Mon Sep 17 00:00:00 2001
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From: Laszlo Agocs <laszlo.agocs@qt.io>
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Date: Tue, 23 Jan 2018 10:21:49 +0100
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Subject: [PATCH 50/74] glx: Avoid losing the stereo flag in QSurfaceFormat
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Task-number: QTBUG-59636
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Change-Id: I38394009993e92ab9db853a1450687fc48e471f5
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Reviewed-by: Andy Nichols <andy.nichols@qt.io>
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---
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src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
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index e2e573f0e1..fc1806f982 100644
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--- a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
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+++ b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
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@@ -134,7 +134,11 @@ static void updateFormatFromContext(QSurfaceFormat &format)
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}
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format.setProfile(QSurfaceFormat::NoProfile);
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+ const bool isStereo = format.testOption(QSurfaceFormat::StereoBuffers);
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format.setOptions(QSurfaceFormat::FormatOptions());
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+ // Restore flags that come from the VisualInfo/FBConfig.
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+ if (isStereo)
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+ format.setOption(QSurfaceFormat::StereoBuffers);
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if (format.renderableType() == QSurfaceFormat::OpenGL) {
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if (format.version() < qMakePair(3, 0)) {
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--
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2.14.3
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