[Mesa-dev] change 396cbab, configs with accumulation buffer

[Kenneth Graunke]

On Monday, February 22, 2016 2:48:01 PM PST Tapani Pälli wrote:
> 
> On 02/22/2016 02:27 PM, Marek Olšák wrote:
> > On Mon, Feb 22, 2016 at 1:10 PM, Tapani Pälli <tapani.palli at intel.com> 
wrote:
> >>
> >>
> >> On 02/22/2016 02:01 PM, Marek Olšák wrote:
> >>>
> >>> On Mon, Feb 22, 2016 at 7:06 AM, Tapani Pälli <tapani.palli at intel.com>
> >>> wrote:
> >>>>
> >>>> Hi Marek;
> >>>>
> >>>> Was this commit fixing some issues/problems? Why would we not expose
> >>>> configs
> >>>> with accumulation buffer?
> >>>
> >>>
> >>> EGL doesn't support accumulation buffers.
> >>>
> >>
> >> So EGL would not expose such capability. Couldn't it then expose those
> >> configs without any harm done?
> >
> > Why? Those configs are useless and redundant.
> >
> 
> It looks that I don't fully understand the issue here, I never used 
> accumulation buffers and most likely never will but what I wanted to 
> understand is that can these configs still be used without accumulation 
> buffer being ended up used at all? This is probably what happens as 
> without this change everything works just fine, no issues.
> 
> If the end effect is that things work same way with or without the patch 
> we could consider reverting the change? If not, then I will just state 
> to these guys that they will need to live with a patch in their tree.
> 
> Thanks;
> 
> // Tapani

We advertise configs with the exact same functionality other than
accumulation buffers, so while they could possibly be used, there's
no point, as there's another that's entirely equivalent.

--Ken
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: This is a digitally signed message part.
URL: <https://lists.freedesktop.org/archives/mesa-dev/attachments/20160222/49c3a4ba/attachment-0001.sig>