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authorMichael Meeks <michael.meeks@collabora.com>2015-08-27 20:39:19 +0100
committerMarkus Mohrhard <markus.mohrhard@googlemail.com>2015-08-28 00:18:59 +0000
commit098f9189c603fe8b345d2e64f5579fd7f3e0ca05 (patch)
treeb3e9ab4c908f261155f97e73a449db1994f60bc9
parent1f43fa330a2ebc26127edce07318124011f21f56 (diff)
tdf#93530 - glClear our depth, stencil and buffer contents on init.
Change-Id: I117fd5f5fd12fd6534b9d10532a39807ad82ce71 Reviewed-on: https://gerrit.libreoffice.org/18069 Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com> Tested-by: Markus Mohrhard <markus.mohrhard@googlemail.com>
-rw-r--r--vcl/source/opengl/OpenGLContext.cxx5
1 files changed, 5 insertions, 0 deletions
diff --git a/vcl/source/opengl/OpenGLContext.cxx b/vcl/source/opengl/OpenGLContext.cxx
index 6cc7aed60587..ff152d99f75c 100644
--- a/vcl/source/opengl/OpenGLContext.cxx
+++ b/vcl/source/opengl/OpenGLContext.cxx
@@ -793,6 +793,9 @@ bool OpenGLContext::ImplInit()
bool bRet = InitGLEW();
InitGLEWDebugging();
+
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+
return bRet;
}
@@ -932,6 +935,8 @@ bool OpenGLContext::ImplInit()
m_aGLWin.Width = clientRect.right - clientRect.left;
m_aGLWin.Height = clientRect.bottom - clientRect.top;
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+
return true;
}