Xgl and direct rendering

[Michel Dänzer]

On Wed, 2006-03-01 at 17:51 +0100, Xavier Bestel wrote:
> On Wed, 2006-03-01 at 17:37, Zack Rusin wrote:
> > All we need is an event that says 
> > "hey, i'm going fullscreen, therefore you'll never compose on top of 
> > me". It's something I mentioned I'm going to do at the xdevconf in 
> > Germany last year and never got to =) 
> 
> Can't the WM/CM detect these cases automaically without an event ? A
> NET_WM_FULLSCREEN and no ARGB window on top would be sufficient.

Sure, but there's no mechanism yet to avoid compositing in that case. At
the very least, the compositing manager will still have to process
damage events and blit the offscreen buffer of the fullscreen window to
the root/compositor window.


-- 
Earthling Michel Dänzer      |     Debian (powerpc), X and DRI developer
Libre software enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer