Re: Client-side decorations, RGBA opaque regions

[Yann Droneaud <ydroneaud mandriva com>]

Le mercredi 25 novembre 2009 à 10:12 -0600, Cody Russell a écrit :
> On Wed, 2009-11-25 at 11:03 -0500, Dana Jansens wrote:
> > 
> > How would a compositing manager which decorates windows with, for
> > example, shadows, know not to draw shadows around/over/under the
> > client's shadows?  I believe that window frames and other decorations
> > should each be done by a single client or there will be innumerable
> > conflicts involved. 
> 
> They don't draw shadows on RGBA windows currently do they?  Otherwise it
> would be making some pretty big assumptions wouldn't it?
> 

Some do.

> Perhaps the spec should specifically say that this applies to RGBA
> windows only.  What about shaped windows?  Do compositors generally draw
> shadows for these?
> 

Some do it too.


See thread 
http://lists.freedesktop.org/archives/xorg/2009-September/047361.html
Especially my post
http://lists.freedesktop.org/archives/xorg/2009-September/047415.html


Regards.

-- 
Yann Droneaud