[Mesa-dev] [PATCH] mesa: add a missing GS support check in GetActiveUniformBlockiv

[Ilia Mirkin]

a3xx will be such a platform soon-ish (a few months I'd guess). No GS,
but ample ability to support ES3 and UBO's.

On Tue, Feb 24, 2015 at 2:10 PM, Ian Romanick <idr at freedesktop.org> wrote:
> Nice catch... are there still any platforms in Mesa that support UBOs
> (part of OpenGL 3.1) but not geometry shaders (part of OpenGL 3.2)?  I
> guess there are a couple Intel platforms where we could probably enable
> UBOs but will never have geometry shaders (Iron Lake)...
>
> Either way,
>
> Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
>
> On 02/23/2015 12:02 PM, Marek Olšák wrote:
>> From: Marek Olšák <marek.olsak at amd.com>
>>
>> ---
>>  src/mesa/main/uniforms.c | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c
>> index e471b87..4bb3dfb 100644
>> --- a/src/mesa/main/uniforms.c
>> +++ b/src/mesa/main/uniforms.c
>> @@ -1142,6 +1142,8 @@ _mesa_GetActiveUniformBlockiv(GLuint program,
>>        return;
>>
>>     case GL_UNIFORM_BLOCK_REFERENCED_BY_GEOMETRY_SHADER:
>> +      if (!_mesa_has_geometry_shaders(ctx))
>> +         break;
>>        params[0] = shProg->UniformBlockStageIndex[MESA_SHADER_GEOMETRY][uniformBlockIndex] != -1;
>>        return;
>>
>>
>
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