On Mon, 2007-06-18 at 16:34 +0100, Chris Rankin wrote: > --- Michel Dänzer <[EMAIL PROTECTED]> wrote: > > For compiz, you need someone to implement zero-copy tfp for the r200 3D > > driver, > > That would be a "someone" at Tungsten Graphics, then ;-).
Why? It shouldn't be hard for someone with the hardware to port the r300 bits. > And presumably for the radeon and r300 drivers too? I did the initial implementation for r300 and i915tex. > > Meanwhile, as you found out, disabling 2D acceleration with Option > > "XaaNoOffscreenPixmaps" > > or Option "FBTexPercent" "100" (more or less same effect with EXA) seems to > > be the least of > > evils. > > Interesting, because I'm currently not using the "XaaNoOffscreenPixmaps" > option at all: compiz > performance is not amazing, but is OK. Fedora used to patch the X server so it enables it on the fly when compiz starts, maybe they still do. > Would I lose access to the second 128 MB of my 256 MB Radeon 9200 card > if I did use it? The Xorg.0.log file says that it can only access the > first 128 MB on my card directly. You can't lose it because nothing's currently using it. The drivers could be extended to use it for 3D textures or EXA offscreen pixmaps relatively easily though. -- Earthling Michel Dänzer | http://tungstengraphics.com Libre software enthusiast | Debian, X and DRI developer _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
