Bug#177731: xserver-xfree86: DRI output garbled for i810 driver
On Don, 2003-01-23 at 10:53, Lars Steinke wrote:
> On Wed, Jan 22, 2003 at 09:50:26AM -0600, Colin Watson wrote:
> > On Tue, Jan 21, 2003 at 05:08:30PM +0100, Lars Steinke wrote:
> > >
> > > Since upgrading to 4.2 the i810 3d acceleration produces quite unusable
> > > results, for instance glxgears is repeatedly copied across to whole
> > > screen width and looks sort of "interlaced" and squashed, i.e. every second
> > > row is not displayed or at least misaligned horizontally. The same applies
> > > to full screen OpenGL apps like bzflag...
> >
> > I've experienced the same problem on my i810 laptop. Let me know if
> > there's anything I can do to help debugging.
>
> So we now know it IS an actual problem and not just me being stupid ;).
> Personally I wouldn't know how to go about debugging this one. Running
> strace on the X Server and crosschecking with the source, I presume.
If it's not fixed in a CVS snapshot, you'd have to start by debugging
the client, in particular i810_dri.so, to find out why it gets the pitch
wrong.
--
Earthling Michel Dänzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member / CS student, Free Software enthusiast
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