[Mesa-dev] [PATCH v2 3/3] mesa/st: enable ARB_fragment_layer_viewport

[Ilia Mirkin]

On Mon, Jun 23, 2014 at 9:39 AM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
> If multiple viewports are supported, that implies the presence of a GS
> and layered rendering, so we can enable ARB_fragment_layer_viewport as
> well.
>
> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> ---
>
> Untested on r600, but nv50/nvc0/llvmpipe seem to pass basic testing.

Grr... actually llvmpipe fails for viewport, but works for layer.

>
>  docs/GL3.txt                           | 2 +-
>  docs/relnotes/10.3.html                | 1 +
>  src/mesa/state_tracker/st_extensions.c | 1 +
>  3 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/docs/GL3.txt b/docs/GL3.txt
> index 47165fe..ab90997 100644
> --- a/docs/GL3.txt
> +++ b/docs/GL3.txt
> @@ -161,7 +161,7 @@ GL 4.3:
>    GL_ARB_copy_image                                    not started
>    GL_KHR_debug                                         DONE (all drivers)
>    GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL)
> -  GL_ARB_fragment_layer_viewport                       not started
> +  GL_ARB_fragment_layer_viewport                       DONE (nv50, nvc0, r600)
>    GL_ARB_framebuffer_no_attachments                    not started
>    GL_ARB_internalformat_query2                         not started
>    GL_ARB_invalidate_subdata                            DONE (all drivers)
> diff --git a/docs/relnotes/10.3.html b/docs/relnotes/10.3.html
> index ecc8580..99e0311 100644
> --- a/docs/relnotes/10.3.html
> +++ b/docs/relnotes/10.3.html
> @@ -53,6 +53,7 @@ Note: some of the new features are only available with certain drivers.
>  <li>GL_ARB_texture_query_levels on nv50, nvc0, llvmpipe, r600, radeonsi, softpipe</li>
>  <li>GL_ARB_texture_query_lod on radeonsi</li>
>  <li>GL_ARB_viewport_array on nvc0</li>
> +<li>GL_ARB_fragment_layer_viewport on nv50, nvc0, llvmpipe, r600</li>
>  </ul>
>
>
> diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
> index e938046..8cd6aa3 100644
> --- a/src/mesa/state_tracker/st_extensions.c
> +++ b/src/mesa/state_tracker/st_extensions.c
> @@ -809,6 +809,7 @@ void st_init_extensions(struct st_context *st)
>           ctx->Const.ViewportBounds.Min = -16384.0;
>           ctx->Const.ViewportBounds.Max = 16384.0;
>           ctx->Extensions.ARB_viewport_array = GL_TRUE;
> +         ctx->Extensions.ARB_fragment_layer_viewport = GL_TRUE;
>        }
>     }
>     if (ctx->Const.MaxProgramTextureGatherComponents > 0)
> --
> 1.8.5.5
>