Alan,

I think this is probably a discussion that needs to happen on other  
than just email exchanges. I've asked Ron B. to set up a meeting to  
discuss X and OpenGL futures at a higher level.

Thanks,
Linda

On Jul 11, 2007, at 4:34 PM, Alan Coopersmith wrote:

> Alan Coopersmith wrote:
>> from a
>> pure resource management perspective, it would seem the best  
>> solution is
>> to remove your team's OpenGL from Solaris altogether and ship Mesa  
>> on both
>> platforms.   This would also give customers the same OpenGL  
>> interfaces on
>> both platforms, though without hardware acceleration on SPARC,  
>> much as x86
>> users have had to suffer through for years, and would allow us to  
>> ship the
>> open source OpenGL on both platforms for Indiana instead of  
>> relying on your
>> closed source solution.
>
> After thinking about this some more, it may just be the best answer  
> all
> around for Nevada & Indiana (but not Solaris 10) - since those will  
> ship
> only with Xorg, not Xsun, and SPARC graphics has only enough resources
> committed to Xorg to provide drivers for XVR-100, XVR-300, and  
> XVR-2500,
> and of those only XVR-2500 has OpenGL hardware acceleration, moving to
> Mesa/DRI for Nevada/Indiana will give *more* customers hardware  
> acceleration
> than sticking with the current OpenGL - we'll be able to leverage  
> the existing
> ATI Radeon Mesa/DRI drivers that the x86 team has ported to Solaris  
> already
> and give XVR-100 & XVR-300 users hardware acceleration that they  
> don't have
> today, and your team will be able to port the existing XVR-2500  
> driver (which
> was originally written for Mesa/DRI, and even with Xsun I'm told  
> still uses
> DRI under the hood).   It will also make it possible for IHV's like  
> Tadpole
> who want to provide hardware acceleration for OpenGL on their SPARC  
> platforms
> to be able to do so, which will bring hardware acceleration to another
> batch of users who can't have it with the current SPARC OpenGL.
>
> We'll have to resolve the client library ABI issues around the  
> proprietary
> Sun OpenGL ABI, but that may be a smaller problem than trying to  
> shoehorn
> the old code into the new world and keep it up to date.
>
> -- 
>       -Alan Coopersmith-           alan.coopersmith at sun.com
>        Sun Microsystems, Inc. - X Window System Engineering
>


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