[Mesa-dev] [PATCH 6/6] i965: Enable ARB_texture_gather on Gen7

[Matt Turner]

On Sun, Mar 31, 2013 at 2:10 AM, Chris Forbes <chrisf at ijw.co.nz> wrote:
> Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
> ---
>  src/mesa/drivers/dri/i965/brw_context.c       | 1 +
>  src/mesa/drivers/dri/intel/intel_extensions.c | 4 ++++
>  2 files changed, 5 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
> index ceaf325..e8f9c60 100644
> --- a/src/mesa/drivers/dri/i965/brw_context.c
> +++ b/src/mesa/drivers/dri/i965/brw_context.c
> @@ -210,6 +210,7 @@ brwCreateContext(int api,
>        ctx->Const.MaxColorTextureSamples = 8;
>        ctx->Const.MaxDepthTextureSamples = 8;
>        ctx->Const.MaxIntegerSamples = 8;
> +      ctx->Const.MaxProgramTextureGatherComponents = 4;
>     }
>
>     /* if conformance mode is set, swrast can handle any size AA point */
> diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
> index 9efdee4..450c84d 100755
> --- a/src/mesa/drivers/dri/intel/intel_extensions.c
> +++ b/src/mesa/drivers/dri/intel/intel_extensions.c
> @@ -110,6 +110,10 @@ intelInitExtensions(struct gl_context *ctx)
>        ctx->Extensions.ARB_texture_multisample = true;
>     }
>
> +   if (intel->gen == 7) {
> +      ctx->Extensions.ARB_texture_gather = true;
> +   }
> +

Put this above the intel->gen (>|=)= 6 blocks? Also update GL3.txt :)