EGL_MESA_screen_surface proposal

[Brian Paul]

Jon Smirl wrote:
> On Wed, 16 Mar 2005 13:21:08 -0700, Brian Paul
> <brian.paul at tungstengraphics.com> wrote:
> 
>>Suppose I have two screens attached to my system, one with max refresh
>>of 85Hz and the other with max refresh at 72Hz.  Now suppose I simply
>>want to drive both screens at the same rate (perhaps so my stereo
>>goggles work).  I want to select the 72Hz mode on the first screen
>>whether or not it's the "best" mode.  (and I don't want to have to go
>>edit my /etc/fb.config file) and restart.
> 
> 
> That won't work without an external sync generator. With external sync
> the 85hz mode would disappear.

OK, suppose I don't have goggles and I'm not doing stereo.  I just 
want the two screens to run at the same refresh rate and I don't care 
if they're synchronized!

I'm trying to provide semi-concrete examples of why I want flexibility 
in the API.  I guess you'll just shoot down everything I come up with.

-Brian