[Mesa-dev] [Bug 62999] glXChooseFBConfig with GLX_DRAWABLE_TYPE, GLX_DONT_CARE fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=62999

--- Comment #5 from Brian Paul <brianp at vmware.com> ---
(In reply to comment #2)
> (In reply to comment #1)
> > Can you attach the output of glxinfo?
> 
> I don't want to sound arrogant, but I fail to see how that would be relevant.
> 
> In http://cgit.freedesktop.org/mesa/mesa/tree/src/glx/glxcmds.c,
> fbconfigs_compatible() fails to follow the GLX specification, which says:
> 
>     If GLX_DONT_CARE is specified as an attribute value,
>     then the attribute will not be checked.
> 
> MATCH_EXACT and MATCH_MASK don't check a->param for GLX_DONT_CARE.

There are three implementations of GLX in the Mesa tree:
src/glx/  (for DRI drivers)
src/mesa/drivers/x11/  (for legacy swrast)
src/gallium/state_trackers/glx/xlib/  (for llvmpipe/softpipe)

The output of glxinfo would tell me which one you're using.

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