[Mesa-dev] [Piglit] [RFC PATCH] arb_texture_barrier: call glTextureBarrier after each glDrawRangeElements

[Ilia Mirkin]

On Fri, Jun 24, 2016 at 10:42 AM, Alejandro Piñeiro
<apinheiro at igalia.com> wrote:
>
>
> On 24/06/16 12:17, Nicolai Hähnle wrote:
>> Hi Alejandro,
>
> Hi, thanks for the quick answer, more comments below.
>
>>
>> my understanding of the spec is that the test should be correct as
>> originally written, i.e. with glTextureBarrier only between full
>> rectangle draws.
>>
>> FWIW, radeonsi passes the test as-is
>
> So on radeon-si all the 48 subtests (parameter combination of the base
> test) passes correctly?
>
>> (though I reduced the GLSL version requirement, which I'd ask you to
>> change as well before you push the test).
>
> It is ok to reduce the GLSL requirement from 440 to 400? If not I would
> need to change the loop on the shader.

Why not just use 330 so that it can run on all Intel GPUs? You just
need GL_ARB_gpu_shader5 right (for "indirect" texture access)? That's
supported on IVB+, and does not require fp64 support.

  -ilia