[Spice-devel] Fedora 18 guest's GUI is slow. Due to 3D driver?

[Dave Airlie]

On Sat, Jan 26, 2013 at 12:05 PM, Jeremy White <jwhite at codeweavers.com> wrote:
>
>>> Have we really looked into this?  I feel like we're all just throwing
>>> our hands up in horror without seeing if there is anything we can do.
>>
>> Be my guest.  I'm not a programmer.
>>
>> I can tell you that I'm not aware of anyone doing accelerated 3D stuff in
>> a remoting protocol.  Perhaps PC-over-IP (VMware View) does?!?
>>
>> 3D is listed as a future feature. :)
>> http://www.spice-space.org/features.html
>
>
> Right; I think the issue is that what we have right now is unbearably bad;
> and I think that's a bug.
> I suspect that 'bearably bad' is within our reach.  Doing it well, now
> that's a feature... <grin>

The full screens are probably due to the compositor doing a page flip,
but I guess that is due to some short-cut path missing that would
cause it to use a sub buffer copy.

Dave.