[PD] [Gem] performance issues on ubuntu (no hardware accel?)
derek holzer
derek at x-i.net
Tue Nov 28 00:01:02 CET 2006
Hi Roman,
I just wanted to get that out of the way. Just because glxgears runs
doesn't mean that OpenGL is working and you actually have direct
rendering. Sorry I can't help more, since I've never gotten ATI cards to
work properly with Linux. Glad at least those work for you! ;-)
best,
d.
Roman Haefeli wrote:
> hi derek
>
> as i mentioned in the original post, i *have* accelerated graphics on my
> computer, so glxinfo tells me:
>
> 'direct rendering: Yes'
>
> the problem i have in this specific case, that i suspect gem not to make
> use of the hardware acceleration, for whatever reason. i don't know of
> reliable way to check that yet, though (besides noticing that it is much
> slower than i would expect).
>
> roman
>
>
>
> On Mon, 2006-11-27 at 23:03 +0100, derek holzer wrote:
>> Hi Roman,
>>
>> Getting accelerated graphics from ATI cards on Linux has always been
>> problematic with or without GEM.
>>
>> What does "glxinfo" (or "fgl_glxinfo"???) tell you? Look for the line
>> which says:
>>
>> direct rendering:
>>
>> which should tell you "Yes" or "No".
>>
>> best,
>> d.
>>
>
>
>
> ___________________________________________________________
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--
derek holzer ::: http://www.umatic.nl
---Oblique Strategy # 164:
"Twist the spine"
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