[Mesa-dev] [PATCH 2/5] meta/blit: Write depth only when asked for

[Matt Turner]

On Thu, Jan 29, 2015 at 6:21 AM, Topi Pohjolainen
<topi.pohjolainen at intel.com> wrote:
> diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
> index ec7564a..45035b1 100644
> --- a/src/mesa/drivers/common/meta.c
> +++ b/src/mesa/drivers/common/meta.c
> @@ -293,13 +293,14 @@ _mesa_meta_setup_blit_shader(struct gl_context *ctx,
>                  "void main()\n"
>                  "{\n"
>                  "   gl_FragColor = %s(texSampler, %s);\n"
> -                "   gl_FragDepth = gl_FragColor.x;\n"
> +                "%s"
>                  "}\n",
>                  fs_preprocess, shader->type, fs_input,
> -                shader->func, shader->texcoords);
> +                shader->func, shader->texcoords,
> +                do_depth ?  "   gl_FragDepth = gl_FragColor.x;\n" : "");
>
>     _mesa_meta_compile_and_link_program(ctx, vs_source, fs_source,
> -                                       ralloc_asprintf(mem_ctx, "%s blit",
> +                                       ralloc_asprintf(mem_ctx,"%s blit",

Unintended change.