render improvements

[Owen Taylor]

On Mon, 2005-04-18 at 11:59 -0400, Michel Dänzer wrote:
> On Sat, 2005-16-04 at 20:48 -0400, Zack Rusin wrote:
> > On Saturday 16 April 2005 18:59, Owen Taylor wrote:
> > > On Fri, 2005-04-15 at 20:35 -0400, Zack Rusin wrote:
> > > > > The benchmark numbers you posted look good for the general case
> > > > > but are marginally slower for Over blends, which will probably be
> > > > > 90% of Render usage.  I suspect this is a result of not using the
> > > > > MMX path.
> > > >
> > > > Right. The super-fancy special casing is not in ;) Once Owen
> > > > commits the MMX code to xserver we'll merge that back in and I'll
> > > > add some AltiVec code because we just can't have PPC trailing
> > > > behind, can we? ;)
> > >
> > > This was committed yesterday. (Had to get Soeren to do it for me
> > > since I don't have commit access to the xserver tree, as it turns
> > > out.)
> > 
> > Great, thanks. You forgot to commit the fbmmx.{h,c} files though. I 
> > merged in our changes anyway. The new diff is at 
> > http://ktown.kde.org/~zrusin/render_xserver.diff . But this one is 
> > completely untested (I have to leave for a bit. It compiles, hence we
> > can ship it, we just might not want to be running it ;) ) .
> 
> The MMX code in the xserver tree is broken here (only the shadows of
> translucent windows are visible), but it seems to be the same with or
> without your patch.

Hmm, can you be specific about how you are testing here? I've seen some
problems that I'll try to track down, but more information about what is
broken at the moment would be useful.

Thanks,
						Owen

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