How does one check whether XRENDER is accelerated?

[Felix Kühling]

Am Donnerstag, den 09.02.2006, 05:19 +0300 schrieb Samium Gromoff:
> > i can't say for others - but i have written 2 tools that basically give u a
> > reasonable idea of overall render accel
> > 
> > http://www.rasterman.com/files/render_bench.tar.gz
> > 
> > is an old benchmarker that pits xrender against software equivalent rendering.
> > it gives one view of gneral render performance as opposed to "diy" in software
> > client-side.
> > 
> > another (more recent and more expansive) is evas - it has full xrender suport
> > as well as software rendering, opengl, directfb, etc. etc.
> > 
> > you basically can just tun the test program (that sits and benchmrks each
> > engine) and see the benchmark values u get at the end.
> > 
> > http://enlightenment.freedesktop.org/fetch.php?file=evas-0.9.9.023.tar.gz
> > 
> > - just bild, install then run the evas_*_test programs and they will spew out a
> > benchmark to stdout. the higher the value - the faster the engine's rendering.
> 
> Thanks to the first tool it became painfully obvious that i don`t have
> accelerated XRENDER, for some obscure reason:

Not so obscure. The fglrx driver uses XAA for 2D acceleration. So it
faces the same limitations as other XAA-based drivers WRT to XRENDER
acceleration.

Regards,
  Felix

> 
> Available XRENDER filters:
> nearest
> bilinear
> convolution
> fast
> good
> best
> Setup...
> *** ROUND 1 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing non-scaled Over blends
> Time: 23.566 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing non-scaled Over blends
> Time: 0.672 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing non-scaled Over blends
> Time: 0.399 sec.
> *** ROUND 2 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing 1/2 scaled Over blends
> Time: 5.847 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing 1/2 scaled Over blends
> Time: 0.561 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing 1/2 scaled Over blends
> Time: 0.140 sec.
> *** ROUND 3 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing 2* smooth scaled Over blends
> Time: 99.933 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing 2* smooth scaled Over blends
> Time: 15.486 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing 2* smooth scaled Over blends
> Time: 5.687 sec.
> *** ROUND 4 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing 2* nearest scaled Over blends
> Time: 91.445 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing 2* nearest scaled Over blends
> Time: 7.758 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing 2* nearest scaled Over blends
> Time: 1.910 sec.
> *** ROUND 6 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing general nearest scaled Over blends
> Time: 202.330 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing general nearest scaled Over blends
> Time: 16.331 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing general nearest scaled Over blends
> Time: 3.517 sec.
> *** ROUND 7 ***
> ---------------------------------------------------------------
> Test: Test Xrender doing general smooth scaled Over blends
> Time: 221.516 sec.
> ---------------------------------------------------------------
> Test: Test Xrender (offscreen) doing general smooth scaled Over blends
> Time: 34.183 sec.
> ---------------------------------------------------------------
> Test: Test Imlib2 doing general smooth scaled Over blends
> Time: 18.540 sec.
> 
> 
> The hardware is amd x86-64 3000+, radeon X800
> The software is XOrg 7.0, ATI drivers version 8.21.7
> 
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> 
-- 
| Felix Kühling <fxkuehl at gmx.de>                     http://fxk.de.vu |
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