[compiz] [R300] high Xorg process CPU usage

[David Reveman]

On Mon, 2007-07-30 at 10:54 +0200, Michel Dänzer wrote:
> On Fri, 2007-07-27 at 23:45 -0400, Andrew J. Barr wrote:
> > I am trying out the Compiz Fusion stuff on my PowerBook G4 (RV350) and
> > I have the aiglx-zero-copy-tfp patches from here[0] on Mesa 6.5.2,
> > xorg-server 1.3, and xf86-video-ati 6.6.191. I notice that the Xorg
> > process has a high level of CPU utilization (higher than with metacity
> > or vanilla compiz), but the graphics aren't insanely choppy like they
> > are without aiglx-zero-copy-tfp. Is this normal?
> 
> git-bisecting compiz pointed me to this being related to the translucent
> cube feature, and I discovered that
> the /apps/compiz/plugins/cube/screen0/options/inactive_opacity gconf key
> was set to 90. Changing it to 100 restores sanity for me. Not sure how
> it came to be less than 100 in the first place, but if it can happen by
> default that should probably be fixed.

I haven't been able to reproduce this and I can't see anything
suspicious by looking at the code.

-David