[Mesa-dev] [PATCH 0/5] GL_EXT_texture_shared_exponent

[Marek Olšák]

On Tue, Apr 26, 2011 at 4:57 PM, Brian Paul <brianp at vmware.com> wrote:

> On 04/26/2011 04:57 AM, Marek Olšák wrote:
>
>> Hi,
>>
>> this series implements GL_EXT_texture_shared_exponent.
>>
>> The file rgb9e5.h has all its functions inline, because it's shared
>> between classic and gallium. In that file, there are functions
>> rgb9e5_to_float3 and float3_to_rgb9e5, which are used pretty much
>> everywhere.
>>
>
> I think I'd opt to put the code for this in gallium/util and include it in
> Mesa with a wrapper header.  In the future I think we're more likely to use
> additional Gallium utility code in Mesa than vice versa.


Will do.


>
>
>  I usually do some hardware support and the driver of my choice was
>> so far r300g. Because r500 hw can't do this extension, I am adding
>> support to r600g instead.
>>
>> There is swrast, softpipe, llvmpipe, and r600g support. There is no
>> renderbuffer support, because r600 can't do it and the spec doesn't
>> require it anyway. (I guess it wasn't meant to be used as a
>> renderbuffer)
>>
>> Please review.
>>
>
> Reviewed-by: Brian Paul <brianp at vmware.com>
>
> Were you going to make a piglit test too?
>

There are these tests:
./fbo-generatemipmap-formats GL_EXT_texture_shared_exponent
./texwrap GL_RGB9_E5

And yesterday I updated glean/pixelFormats to test this extension as well.

Marek
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