[PD] [Gem] performance issues on ubuntu (no hardware accel?)

[chris clepper]

On 11/28/06, Roman Haefeli <reduzierer at yahoo.de> wrote:
>
> how can i change to a compatible pixel format? by editng xorg.conf?


I haven't used xorg but probably that conf file has the info on pixel depth.

>  I think that is what causes glXIsDirect to return false (and triggers
> > that message in GEM).
>
> what is 'glXIsDirect' ? where did you see that? which message in GEM ?
>
> forgive me my slow understanding and thanks a lot for your help.


glXIsDirect checks that the GL can be drawn directly to the screen and not
be touched by the x11 server.

http://www.csee.umbc.edu/help/C++/opengl/man_pages/html/glx/xisdirect.html
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