[Mesa-dev] [PATCH 07/11] glsl: add gl_LocalGroupSizeARB as a system value

[Ilia Mirkin]

On Thu, Sep 8, 2016 at 4:31 PM, Samuel Pitoiset
<samuel.pitoiset at gmail.com> wrote:
> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
> ---
>  src/compiler/glsl/builtin_variables.cpp | 2 ++
>  src/compiler/shader_enums.h             | 1 +
>  2 files changed, 3 insertions(+)
>
> diff --git a/src/compiler/glsl/builtin_variables.cpp b/src/compiler/glsl/builtin_variables.cpp
> index f47daab..a1768fc 100644
> --- a/src/compiler/glsl/builtin_variables.cpp
> +++ b/src/compiler/glsl/builtin_variables.cpp
> @@ -1236,6 +1236,8 @@ builtin_variable_generator::generate_cs_special_vars()
>                      "gl_LocalInvocationID");
>     add_system_value(SYSTEM_VALUE_WORK_GROUP_ID, uvec3_t, "gl_WorkGroupID");
>     add_system_value(SYSTEM_VALUE_NUM_WORK_GROUPS, uvec3_t, "gl_NumWorkGroups");
> +   add_system_value(SYSTEM_VALUE_LOCAL_GROUP_SIZE,
> +                    uvec3_t, "gl_LocalGroupSizeARB");

if (state->ARB_bla_bla_bla_enable) { } I think

>     if (state->ctx->Const.LowerCsDerivedVariables) {
>        add_variable("gl_GlobalInvocationID", uvec3_t, ir_var_auto, 0);
>        add_variable("gl_LocalInvocationIndex", uint_t, ir_var_auto, 0);
> diff --git a/src/compiler/shader_enums.h b/src/compiler/shader_enums.h
> index c3a62e0..b6e048e 100644
> --- a/src/compiler/shader_enums.h
> +++ b/src/compiler/shader_enums.h
> @@ -472,6 +472,7 @@ typedef enum
>     SYSTEM_VALUE_GLOBAL_INVOCATION_ID,
>     SYSTEM_VALUE_WORK_GROUP_ID,
>     SYSTEM_VALUE_NUM_WORK_GROUPS,
> +   SYSTEM_VALUE_LOCAL_GROUP_SIZE,
>     /*@}*/
>
>     /**
> --
> 2.9.3
>
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