[Mesa-dev] [PATCH V3 00/30] ARB_texture_view for i965

[Chris Forbes]

Ian,

Would we put that format in a view class by itself?

-- Chris

On Wed, Apr 9, 2014 at 7:49 AM, Ian Romanick <idr at freedesktop.org> wrote:
> On 04/08/2014 02:13 AM, Kenneth Graunke wrote:
>> On 04/02/2014 01:04 AM, Chris Forbes wrote:
>>> This series adds ARB_texture_view support for i965 Gen7/7.5.
>>>
>>> Significant changes from V2:
>>>
>>> - All the assorted post-V2 format fixups are moved to the start of the series.
>>>   This gives us consistent memory layout for all the formats between which we
>>>   have to support casting.
>>> - Texture validation changes are simplified (Eric)
>>> - CopyTexSubImage respects view parameters.
>>
>> Series is:
>> Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
>>
>> I do think it would be worth trying various benchmarks and games against
>> the series, to see if the RGBA vs. BGRA swizzling issue makes much of a
>> difference.  It will probably change some things, but I don't have a
>> good sense of how.
>
> I believe the losing BGRA is going to hurt web browsers... Eric also
> indicated that it would hurt Glamor.  I think we should add an extension
> that enables BGRA for TexStorage.  On ES, EXT_texture_storage +
> APPLE_texture_format_BGRA8888 does this by adding GL_BGRA8_EXT as an
> internal format for *only* TexStorage.
>
>> I'll also need to port this to Gen8...
>>
>> Nice work, Chris!  Thanks for doing this.
>>
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>
>