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On Thu, Aug 13, 2015 at 3:42 PM, Ilia Mirkin <imir...@alum.mit.edu> wrote:
> Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
> ---
>
> The blending-in-shader piglit test passed even without the flush,
> which doesn't inspire me with confidence, but those piglit_draw_rect
> things are pretty heavy so perhaps cause a flush on their own anyways.
>
> docs/GL3.txt | 2 +-
> docs/relnotes/11.0.0.html | 1 +
> src/mesa/drivers/dri/i965/intel_extensions.c | 1 +
> src/mesa/drivers/dri/i965/intel_tex.c | 9 +++++++++
> 4 files changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/docs/GL3.txt b/docs/GL3.txt
> index 54c0c5a..ed0e160 100644
> --- a/docs/GL3.txt
> +++ b/docs/GL3.txt
> @@ -195,7 +195,7 @@ GL 4.5, GLSL 4.50:
> GL_ARB_direct_state_access DONE (all drivers)
> GL_ARB_get_texture_sub_image DONE (all drivers)
> GL_ARB_shader_texture_image_samples not started
> - GL_ARB_texture_barrier DONE (nv50, nvc0,
> r600, radeonsi)
> + GL_ARB_texture_barrier DONE (i965, nv50,
> nvc0, r600, radeonsi)
> GL_KHR_context_flush_control DONE (all - but needs
> GLX/EXT extension to be useful)
> GL_KHR_robust_buffer_access_behavior not started
> GL_KHR_robustness 90% done (the ARB
> variant)
> diff --git a/docs/relnotes/11.0.0.html b/docs/relnotes/11.0.0.html
> index 2d80198..15b0477 100644
> --- a/docs/relnotes/11.0.0.html
> +++ b/docs/relnotes/11.0.0.html
> @@ -56,6 +56,7 @@ Note: some of the new features are only available with
> certain drivers.
> <li>GL_ARB_shader_stencil_export on llvmpipe</li>
> <li>GL_ARB_shader_subroutine on core profile all drivers</li>
> <li>GL_ARB_tessellation_shader on nvc0, radeonsi</li>
> +<li>GL_ARB_texture_barrier / GL_NV_texture_barrier on i965</li>
> <li>GL_ARB_vertex_attrib_64bit on llvmpipe, radeonsi</li>
> <li>GL_ARB_viewport_array on radeonsi</li>
> <li>GLX_ARB_create_context_robustness on r600, radeonsi</li>
> diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c
> b/src/mesa/drivers/dri/i965/intel_extensions.c
> index 24229af..ee9abe5 100644
> --- a/src/mesa/drivers/dri/i965/intel_extensions.c
> +++ b/src/mesa/drivers/dri/i965/intel_extensions.c
> @@ -250,6 +250,7 @@ intelInitExtensions(struct gl_context *ctx)
> ctx->Extensions.MESA_pack_invert = true;
> ctx->Extensions.NV_conditional_render = true;
> ctx->Extensions.NV_primitive_restart = true;
> + ctx->Extensions.NV_texture_barrier = true;
> ctx->Extensions.NV_texture_env_combine4 = true;
> ctx->Extensions.NV_texture_rectangle = true;
> ctx->Extensions.TDFX_texture_compression_FXT1 = true;
> diff --git a/src/mesa/drivers/dri/i965/intel_tex.c
> b/src/mesa/drivers/dri/i965/intel_tex.c
> index e16b0de..cac33ac 100644
> --- a/src/mesa/drivers/dri/i965/intel_tex.c
> +++ b/src/mesa/drivers/dri/i965/intel_tex.c
> @@ -357,6 +357,14 @@ intel_set_texture_storage_for_buffer_object(struct
> gl_context *ctx,
> return true;
> }
>
> +static void
> +intel_texture_barrier(struct gl_context *ctx)
> +{
> + struct brw_context *brw = brw_context(ctx);
> +
> + brw_emit_mi_flush(brw);
> +}
> +
> void
> intelInitTextureFuncs(struct dd_function_table *functions)
> {
> @@ -372,4 +380,5 @@ intelInitTextureFuncs(struct dd_function_table *functions)
> functions->TextureView = intel_texture_view;
> functions->SetTextureStorageForBufferObject =
> intel_set_texture_storage_for_buffer_object;
> + functions->TextureBarrier = intel_texture_barrier;
> }
> --
> 2.4.6
>
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