Xegl lives!
Jon Smirl
jonsmirl at gmail.com
Tue May 24 08:23:50 PDT 2005
On 5/24/05, Zack Rusin <zrusin at trolltech.com> wrote:
> I'd like to get at least some stuff from kaa working in xorg by next
> week. Once I'll finish that I'd be happy to look into accelerating
> indirect rendering. So if you won't get a chance to look into it, I'll
> take a stab at it.
Expanding xorg with kaa is perpetuating some of the big flaws in the X
server. Xgl pushes all of the PCI probing and manipulation of hardware
registers down into device drivers when synchronization is controlled
by the kernel. kaa continues with the current X server which does evil
things like manipulate the PCI bus from user space. It also turns off
other video cards that it doesn't have drivers loaded for even though
those cards may be in use by other apps. A big goal of Xgl is to
remove the need for the server to run as root. Removing root makes it
hard for the X server to do nasty things. Long run the Xgl model
should have superior performance to kaa since Xgl exposes full OpenGL
including shaders.
If you have the skills to work on kaa why not consider helping with
the new memory manager in the radeon driver.
--
Jon Smirl
jonsmirl at gmail.com
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