From 2401f73182881a5005265ec1df30b4fcf013dfb3 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Wed, 6 Jun 2018 21:26:46 +0800
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Subject: [PATCH 14/31] qoffscreensurface: Clear current surface before destroy
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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src/gui/kernel/qoffscreensurface.cpp | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/gui/kernel/qoffscreensurface.cpp b/src/gui/kernel/qoffscreensurface.cpp
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index c74fe0b3..563cb410 100644
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--- a/src/gui/kernel/qoffscreensurface.cpp
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+++ b/src/gui/kernel/qoffscreensurface.cpp
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@@ -234,6 +234,12 @@ void QOffscreenSurface::destroy()
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QPlatformSurfaceEvent e(QPlatformSurfaceEvent::SurfaceAboutToBeDestroyed);
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QGuiApplication::sendEvent(this, &e);
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+#ifndef QT_NO_OPENGL
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+ QOpenGLContext *context = QOpenGLContext::currentContext();
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+ if (context && context->surface() == this)
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+ context->doneCurrent();
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+#endif
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+
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delete d->platformOffscreenSurface;
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d->platformOffscreenSurface = nullptr;
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if (d->offscreenWindow) {
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--
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2.20.1
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