[Mesa-dev] EXT/ARB direct state access extensions

[Chad Versace]

+Laura. This thread is about you.

On Sun 16 Nov 2014, Gustaw Smolarczyk wrote:
>Ok. It would be helpful to note the progress in the docs/GL3.txt file.
>
>The overview of ARB_dsa summarizes the difference between it and the
>EXT variant, so I understand the undesirability of implementing
>EXT_dsa.
>
>Gustaw
>
>2014-11-16 12:07 GMT+01:00 Kenneth Graunke <kenneth at whitecape.org>:
>> On Saturday, November 15, 2014 10:42:47 PM Gustaw Smolarczyk wrote:
>>> Hello all,
>>>
>>> I would like to ask what is the status of DSA (direct state access)
>>> extensions in mesa. If I understand correctly, there was a GSoC
>>> project by Dylan Noblesmith and there currently is a dsa branch in
>>> mesa repo, but it's not actively worked on at the moment. Is there any
>>> particular reason for not mainlining this other than there being not
>>> enough interest in it? Or was the code not ready for inclusion?
>>>
>>> Since the GL 4.5 includes the DSA extension, it would be nice to
>>> support it in mesa. It also provides an easier way to use OpenGL and
>>> could decrease API call count.
>>>
>>> Regards,
>>> Gustaw
>>
>> Laura Ekstrand is currently working on implementing ARB_direct_state_access.
>> I suspect it'll be part of the 10.5 release.
>>
>> Generally, people didn't seem too interested in supporting the older
>> EXT_direct_state_access extension, claiming it was a bit ill-defined, and were
>> generally unhappy with all the legacy interactions.  Everybody's on board for
>> the ARB version, but it looks a fair bit different than the older EXT one
>> that's partially implemented on the "dsa" branch.
>>
>> --Ken
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