Nvidia and multihead

[Net Llama!]

On 02/26/2006 08:56 AM, Olivier Fourdan wrote:
> Net Llama! wrote:
> 
>>> [...] However, painting is
>>> glacially slow with Xinerama, and judging from Xorg's CPU usage I'd say 
>>> Xinerama nukes the hardware acceleration, but with Twinview everything's 
>>> nice and zippy so I'm happy.
>> 
>> That's definitely not the case.  The nvidia driver provides full 
>> acceleration with Xinerama and/or TwinView.  If that's not what you're 
>> experiencing, please email linux-bugs at nvidia.com with an 
>> nvidia-bug-report.log and details on how the problem can be reproduced, 
>> and I'll investigate further.
> 
> 
> Lonni,
> 
> Please correct me if I'm wrong, but I think it makes sense for Twinview 
> to be faster than Xinerama as the display devices share one frame buffer 
> (from NVidia documentation).

TwinView might be marginally faster, however there should be a dramatic 
difference in performance.


-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L. Friedman                       	       netllama at linux-sxs.org
LlamaLand		 		http://netllama.linux-sxs.org

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