On Sun, Aug 10, 2003 at 05:59:54AM +0100, Alan Hourihane wrote:
> On Sun, Aug 10, 2003 at 02:27:13PM +1000, Carsten Haitzler wrote:
> > Would I be correct in the assumption that the only accelerated path for xrender
> > is the identity transform (1:1 scale)? all other transforms are done in
> > software? (my initial tests here with xfree86 4.3.0 & nvidia's latest drivers
> > (as of about a month ago) seem to indicate as much...) (and yes... my drivers
> > are using acceleration... GL definitely is). ?
> 
> No. About 99% of the drivers don't have any xrender acceleration. I think
> only the mga driver does. Although looking furthur the sis has some, but
> it seems disabled, and the vmware driver has it too. But that's it.
> 
> I guess nvidia do some acceleration in their binary drivers though, as
> you've probably found. But it's bad to assume other drivers have xrender
> acceleration.
> 
> I think the thing that's holding other drivers up in getting furthur xrender
> acceleration is that there's no test suite to check that the driver is
> doing the right thing. I think Keith Packard mentioned he had intern's
> working on a test suite a while ago, but nothing has materialized as far
> as I know.

And there is no documentation whatsoever on what to do. And Keith has
been telling me each time i asked him that render was not yet ready and
that i should wait. Last time was a year or so ago though, so ...

Friendly,

Sven Luther
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