Re: Off by one error in drawing code for Radeon VE

Kevin E Martin <[email protected]>
Newsgroups gmane.comp.xfree86.expert
Message-ID <[email protected]>
On Sun, Nov 24, 2002 at 09:57:36PM +0100, Michel Dänzer wrote:
> On Don, 2002-11-21 at 06:44, Andrew P. Lentvorski wrote: 
> > Okay, you wanted isolation; you got isolation. ;)
> > 
> > The option which makes the problem go away is:
> > 
> >         Option  "XaaNoDashedTwoPointLine"
> 
> While this has been much improved in current CVS, Mark's linetest
> program still produces some artifacts. Kevin, have you gotten around to
> look into that yet?

Yes.  I rebuilt from the latest CVS tree, and ran xtest and Mark's
linetest program.  It all worked fine for me -- i.e., no artifacts.

The latest I've heard is that the person who had the problems and
rebuilt from CVS but didn't install the new XAA.  They were going to try
installing the new XAA to see if that helps (or they could just build a
non-loadable server for testing).

However, if Mark's linetest program produces artifacts for you, please
let me know the exact coordinates, the dash pattern used, and if end
caps are on/off, since I have not been able to reproduce this problem.
This info should be trivial to gather in the debugger.  It might simply
be that there are specific dash patterns that cause problems that I have
not tested.  Also, please let me know if this happens on big or little
endian machines, or both.

Thanks,
Kevin
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