Finishing Composite to handle transformed windows

[Brian Paul]

Keith Packard wrote:
> On Mon, 2006-01-09 at 17:56 -0800, Allen Akin wrote:
> 
> 
>>FBConfigs might provide an interface to do that, but I have no idea
>>whether there's enough mechanism already available in the
>>implementations.
> 
> 
> Brian's response appears to indicate that changing the resource
> allocation for the root window is 'really hard' with the current Mesa
> architecture, which kinda suggests that we'd best find an alternate
> solution, independent of the possibility of pressing FBConfigs into
> service...

Just to summarize, I think Allen's "many FBConfigs for each visual" 
idea is probably the most practical, but it would require some DRI/GLX 
work.  Ian Romanick might be able to provide more details since he 
last worked on the fbconfig/visual code.

-Brian