Benchmarking XRenderComposite() at runtime?
mhopf at suse.de
Tue Apr 11 10:43:26 PDT 2006
On Mar 31, 06 07:50:54 +0200, Olivier Fourdan wrote:
> I'd like to test the speed of XRenderComposite() at runtime (to enable
> or disable the compositor automatically) so I wrote a function that
> measures the time it takes to perform a few XRenderComposite() calls.
> Unfortunately, the results computed don't vary much between the
> accelerated NVidia driver and the Open Source "nv" driver although the
> compositor is hardly usable with transparency with the "nv" driver, so I
> must be missing something here.
I doubt that rendering to pixmaps is accelerated by the graphics chip in
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