[Mesa-maintainers] Recommendations for building Mesa with LIBGLVND support

Timo Aaltonen tjaalton at ubuntu.com
Thu May 11 08:24:02 UTC 2017


On 17.04.2017 21:31, Emil Velikov wrote:
> On 23 March 2017 at 15:00, Stefan Dirsch <sndirsch at suse.de> wrote:
>> On Tue, Mar 21, 2017 at 12:16:48PM -0600, Kyle Brenneman wrote:
>>> Ah, I'd forgotten to address libGLES* in my EGL patch.
>>>
>>> As far as I can tell, the libGLES libraries in Mesa are just dispatch stubs,
>>> and nothing within Mesa depends on them. That is, if an application looked
>>> up every GLES function using eglGetProcAddress, then you could remove the
>>> libGLES*.so libraries entirely and it would still run fine.
>>>
>>> If that's true, then a libglvnd-based build of Mesa could just skip building
>>> the libGLES*.so libraries, because libglvnd basically does look up every
>>> GLES function through the vendor library's eglGetProcAddress.
>>
>> Thanks, Kyle! This explains a lot! I have done this now (removed Mesa's GLES
>> libs and reqplaced them with RPM requires to libglvnd's GLES libs; the same as
>> Fedora is doing) and it just works. :-)
>>
> In case you've missed it - I've pulled Kyle's work [with a small bit
> of polish] for Mesa 17.1.0-rc1.
> 
> Note that there's still loose ends - the biggest one in the GLVND
> library itself. I've got some local WIP that I'll try to test and
> upstream this week.

Hi, what's the status of this work?

We're preparing GLVND in Debian experimental now that 17.1.0 is out, and
my plan is to get it in Ubuntu Artful some time this summer.



-- 
t


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