vcl/opengl/x11/gdiimpl.cxx | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
New commits:
commit 43b5ac85b6e2e31d6505223ab6e29babb06ceafd
Author: Caolán McNamara <caol...@redhat.com>
AuthorDate: Sat Aug 18 20:00:42 2018 +0100
Commit: Miklos Vajna <vmik...@collabora.co.uk>
CommitDate: Tue Aug 28 15:51:59 2018 +0200
tdf#112166 need to check if glXCreateContextAttribsARB really exists
checking the glXCreateContextAttribsARB function pointer will just return
the
epoxy_glXCreateContextAttribsARB stub which always exists.
Change-Id: I740cc680082102c1f9712cf5cc083e92b26f8865
Reviewed-on: https://gerrit.libreoffice.org/59301
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmik...@collabora.co.uk>
diff --git a/vcl/opengl/x11/gdiimpl.cxx b/vcl/opengl/x11/gdiimpl.cxx
index 2e8fffe7c0f6..a8391999ec1e 100644
--- a/vcl/opengl/x11/gdiimpl.cxx
+++ b/vcl/opengl/x11/gdiimpl.cxx
@@ -296,7 +296,9 @@ bool X11OpenGLContext::ImplInit()
if (!g_vShareList.empty())
pSharedCtx = g_vShareList.front();
- if (glXCreateContextAttribsARB && !mbRequestLegacyContext)
+ //tdf#112166 for, e.g. VirtualBox GL, claiming OpenGL 2.1
+ static bool hasCreateContextAttribsARB =
glXGetProcAddress(reinterpret_cast<const
GLubyte*>("glXCreateContextAttribsARB")) != nullptr;
+ if (hasCreateContextAttribsARB && !mbRequestLegacyContext)
{
int best_fbc = -1;
GLXFBConfig* pFBC = getFBConfig(m_aGLWin.dpy, m_aGLWin.win, best_fbc,
mbUseDoubleBufferedRendering);
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