diff options
| author | Caolán McNamara <caolanm@redhat.com> | 2018-08-18 20:00:42 +0100 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2018-08-19 12:15:14 +0200 |
| commit | 5295459d0aff98f6817769b2eef279115e4ffad0 (patch) | |
| tree | 8d50f3cc317a9255836b071b0a66316f4db1a1e6 /vcl | |
| parent | ba91d344bbf81f9e9cc98e7a9bfef9f5e9cdeb07 (diff) | |
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/59300
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
Diffstat (limited to 'vcl')
| -rw-r--r-- | vcl/opengl/x11/gdiimpl.cxx | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/vcl/opengl/x11/gdiimpl.cxx b/vcl/opengl/x11/gdiimpl.cxx index 27539319ed03..bcb533b56bf8 100644 --- a/vcl/opengl/x11/gdiimpl.cxx +++ b/vcl/opengl/x11/gdiimpl.cxx @@ -297,7 +297,9 @@ 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); |