Hi,

Am Di, den 19.10.2004 schrieb Keith Whitwell um 9:34:
> Jacek Rosik wrote:
> > Hi,
> > 
> > I was testing some apps on my PCI 9200. And I noticed that they run
> > terribly slow. But when i switched to wireframe mode the frame rate
> > seemed much better. This seemed strange. IIRC radeons are much faster in
> > rendering solid geometry than wireframe. So after a little thinking I
> > set R200_NO_TCL an run those apps again. Automagicaly they became about
> > 4 times faster: ~20/~90 fps. Nice, a fallback which is faster than
> > normal path :). Any ideas?
> 
> It may be that TCL mode is pushing more stuff (more state, larger vertices) 
> across the bus, which is an OK tradeoff on AGP, but a net loss on PCI.

Yes, that may be true. I think the older driver (Xorg 6.7.0) is faster
with pci r200. Maybe changes made by Eric Anholt (those connected with
r200 lockups, just before Xorg 6.8.0) afected pci performance. I'll
investigate this further when I return home.

best,
-- 
Jacek Rosik <[EMAIL PROTECTED]>



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