Re: [Dri-devel] Xfree86 4.0.2 + i810 and Blender

[Keith W. <ke...@va...>]

Keith Whitwell wrote:
> 
> > DGROMAN wrote:
> >
> > Hi, my system is a celeron 667mhz with 128 megs of RAM.  I'm running
> > Xfree86 4.0.2 on linux with the i810 driver that comes with it.  The gears.c
> > program
> > runs at 285 fps or more some times, but it takes 100% CPU.  Is this normal?
> 
> I would expect it to run a bit faster than that, but it probably will take
> 100% cpu.
> 
> > In addition, I tried blender and loaded the egypt.blend file that comes in
> > the blender demo package: demo20.tgz  .  There's a problem with the
> > textures.  They loose shape and color in Xfree86 4.0.2, plus it is much
> > slower.  Is this a Mesa problem or DRI bug?
> >
> >  In windows 98 Blender works great, much smoother and faster.  Is there
> > something that I'm doing wrong or is the i810 driver for linux still under
> > development?
> 
> I found a bug probably in many mesa drivers last night to do with the logicop
> fallback, that shows up under blender.  This is probably your problem.  I'll
> try and post something more later, but basically we need to do more checking
> for this fallback.

I've committed a fix for this to the trunk of the DRI cvs tree.

Keith