[Mesa-dev] Mesa (master): mesa/formats: Add layout and swizzle information

[Marek Olšák]

FYI, it seems to be DrawPixels(GL_STENCIL_INDEX) that is broken. We
actually use S8 texturing for DrawPixels and some of the functions you
changed probably don't support S8 anymore.

Marek

On Wed, Aug 6, 2014 at 7:37 PM, Jason Ekstrand <jason at jlekstrand.net> wrote:
> Michael,
> With the two patches I just sent to the list, the generated format_info
> structure is now binary-identical to the original structure commited to git
> with the following two exceptions: The string name parameter for
> MESA_FORMAT_R9G9B9E5_FLOAT was updated from "MESA_FORMAT_RGB9_E5" to
> "MESA_FORMAT_R9G9B9E5_FLOAT".  The LATC formats now report 8 bits of
> precision instead of 4;  This makes the LATC formats match the RGTC formats
> which use exactly the same compression just interpreted differently.
>
> I'm really confused about where the bug is coming from.  That said, I'm
> going to run some llvmpipe tests to see if I can reproduce.
> --Jason Ekstrand
>
>
> On Wed, Aug 6, 2014 at 10:02 AM, Jason Ekstrand <jason at jlekstrand.net>
> wrote:
>>
>> Michael,
>> Could you please point me at the failing tests.  I don't have a radeon,
>> but I can run with llvmpipe or dri swrast and try to find the bug that way.
>> --Jason Ekstrand
>>
>>
>> On Wed, Aug 6, 2014 at 2:36 AM, Michel Dänzer <michel at daenzer.net> wrote:
>>>
>>> On 06.08.2014 18:28, Michel Dänzer wrote:
>>> > On 06.08.2014 03:08, Jason Ekstrand wrote:
>>> >> Module: Mesa
>>> >> Branch: master
>>> >> Commit: 850fb0d1dca616179d3239a7b7bd94fe1979604c
>>> >> URL:
>>> >> http://cgit.freedesktop.org/mesa/mesa/commit/?id=850fb0d1dca616179d3239a7b7bd94fe1979604c
>>> >>
>>> >> Author: Jason Ekstrand <jason.ekstrand at intel.com>
>>> >> Date:   Thu Jul 10 23:59:42 2014 -0700
>>> >>
>>> >> mesa/formats: Add layout and swizzle information
>>> >>
>>> >> v2: Move the MESA_FORMAT_SWIZZLE enum to the top of the file
>>> >>
>>> >> Signed-off-by: Jason Ekstrand <jason.ekstrand at intel.com>
>>> >> Reviewed-by: Brian Paul <brianp at vmware.com>
>>> >
>>> > As of this commit, ~20 depth/stencil related piglit tests have
>>> > regressed with the radeonsi driver compared to before your changes.
>>> > See below for an example failure of the draw-pixels test.
>>> >
>>> > That test is already broken with the previous commits, each of them
>>> > with slightly different failure symptoms.
>>>
>>> I meant to write: 'That test is already broken with the three previous
>>> commits, [...]'
>>>
>>>
>>> --
>>> Earthling Michel Dänzer            |                  http://www.amd.com
>>> Libre software enthusiast          |                Mesa and X developer
>>
>>
>
>
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