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| author | Emmanuele Bassi <ebassi@gnome.org> | 2015-03-25 15:18:44 +0000 |
|---|---|---|
| committer | Emmanuele Bassi <ebassi@gnome.org> | 2015-03-25 15:18:44 +0000 |
| commit | 85141bc503701b5e3a25fbb5a5982da4cadeec85 (patch) | |
| tree | b3cd92d8c4dc812e4d76ab7d880aa37eee5290a0 /gdk/x11/gdkglcontext-x11.c | |
| parent | b899a7838761eb52a39dca64534331b366dea582 (diff) | |
| download | gtk+-85141bc503701b5e3a25fbb5a5982da4cadeec85.tar.gz | |
x11/gl: Do not try to call MakeCurrent with a NULL context
This should not happen, but better safe than sorry.
https://bugzilla.gnome.org/show_bug.cgi?id=746746
Diffstat (limited to 'gdk/x11/gdkglcontext-x11.c')
| -rw-r--r-- | gdk/x11/gdkglcontext-x11.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gdk/x11/gdkglcontext-x11.c b/gdk/x11/gdkglcontext-x11.c index f7763e3a0a..d9a49fdccb 100644 --- a/gdk/x11/gdkglcontext-x11.c +++ b/gdk/x11/gdkglcontext-x11.c @@ -1212,6 +1212,12 @@ gdk_x11_display_make_gl_context_current (GdkDisplay *display, } context_x11 = GDK_X11_GL_CONTEXT (context); + if (context_x11->glx_context == NULL) + { + g_critical ("No GLX context associated to the GdkGLContext; you must " + "call gdk_gl_context_realize() first."); + return FALSE; + } GDK_NOTE (OPENGL, g_print ("Making GLX context current to drawable %lu\n", |