Re: Question about Double Buffering

2011-08-11 Thread Glynn Clements

Dyweni - Xorg wrote:

> I am trying to setup my xorg server (1.10.3) to use
> double buffering. I have the Nvidia 9600 video card and am using the
> proprietary nvidia driver. 
> 
> When I run glxinfo, I see 'None' and
> 'Ncons' in the right most column. I do not see any entry with a 'P' (to
> indicate support for OpenGL pixel buffers). 
> 
> I have the 'DBE' module
> being loaded (xorg.0.log confirms that it loads).  

OpenGL pixel buffers (pbuffers), OpenGL double-buffering, and the DBE
extension are all unrelated to each other.

Support for pixel buffers is indicated by the presence of
GLX_SGIX_pbuffer in the extension list. Whether a GLX visual is
double-buffered is indicated by the "db" column in the glxinfo output.

-- 
Glynn Clements 
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Question about Double Buffering

2011-08-11 Thread Dyweni - Xorg
  

Hi List, 

I am trying to setup my xorg server (1.10.3) to use
double buffering. I have the Nvidia 9600 video card and am using the
proprietary nvidia driver. 

When I run glxinfo, I see 'None' and
'Ncons' in the right most column. I do not see any entry with a 'P' (to
indicate support for OpenGL pixel buffers). 

I have the 'DBE' module
being loaded (xorg.0.log confirms that it loads).  

Some research I've
done leads me to believe that DBE cannot co-exist with XINERAMA. I have
tried the 'nvidia' and 'vesa' drivers both while having no reference to
'Xinerama' in my configuration file, yet the xorg.0.log file still shows
'Xinerama' (a built in extension) being loaded. 

-- 


Thanks,

Dyweni

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