[Mesa-dev] [PATCH v3 06/29] glsl: add ARB_gpu_shader_fp64 to the glsl extensions. (v2)

[Aditya Avinash]

Hi,
How far is glsl compiler working for fp64 shader?

On Sun, Feb 8, 2015 at 4:00 AM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:

> From: Dave Airlie <airlied at redhat.com>
>
> v2: add define bit (Tapani Pälli)
>
> Patch makes following Piglit tests pass:
>    arb_gpu_shader_fp64/preprocessor/define.vert
>    arb_gpu_shader_fp64/preprocessor/define.frag
>
> Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> Reviewed-by: Matt Turner <mattst88 at gmail.com>
> ---
>  src/glsl/glcpp/glcpp-parse.y        | 3 +++
>  src/glsl/glsl_parser_extras.cpp     | 1 +
>  src/glsl/glsl_parser_extras.h       | 2 ++
>  src/glsl/standalone_scaffolding.cpp | 1 +
>  4 files changed, 7 insertions(+)
>
> diff --git a/src/glsl/glcpp/glcpp-parse.y b/src/glsl/glcpp/glcpp-parse.y
> index e5bebe5..c2f5223 100644
> --- a/src/glsl/glcpp/glcpp-parse.y
> +++ b/src/glsl/glcpp/glcpp-parse.y
> @@ -2445,6 +2445,9 @@
> _glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t
> versio
>               if (extensions->ARB_gpu_shader5)
>                  add_builtin_define(parser, "GL_ARB_gpu_shader5", 1);
>
> +              if (extensions->ARB_gpu_shader_fp64)
> +                 add_builtin_define(parser, "GL_ARB_gpu_shader_fp64", 1);
> +
>               if (extensions->AMD_vertex_shader_layer)
>                  add_builtin_define(parser, "GL_AMD_vertex_shader_layer",
> 1);
>
> diff --git a/src/glsl/glsl_parser_extras.cpp
> b/src/glsl/glsl_parser_extras.cpp
> index ccdf031..cb19ce1 100644
> --- a/src/glsl/glsl_parser_extras.cpp
> +++ b/src/glsl/glsl_parser_extras.cpp
> @@ -527,6 +527,7 @@ static const _mesa_glsl_extension
> _mesa_glsl_supported_extensions[] = {
>     EXT(ARB_fragment_coord_conventions, true,  false,
>  ARB_fragment_coord_conventions),
>     EXT(ARB_fragment_layer_viewport,    true,  false,
>  ARB_fragment_layer_viewport),
>     EXT(ARB_gpu_shader5,                true,  false,     ARB_gpu_shader5),
> +   EXT(ARB_gpu_shader_fp64,            true,  false,
>  ARB_gpu_shader_fp64),
>     EXT(ARB_sample_shading,             true,  false,
>  ARB_sample_shading),
>     EXT(ARB_separate_shader_objects,    true,  false,     dummy_true),
>     EXT(ARB_shader_atomic_counters,     true,  false,
>  ARB_shader_atomic_counters),
> diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h
> index 843fdae..dafee4e 100644
> --- a/src/glsl/glsl_parser_extras.h
> +++ b/src/glsl/glsl_parser_extras.h
> @@ -414,6 +414,8 @@ struct _mesa_glsl_parse_state {
>     bool ARB_fragment_layer_viewport_warn;
>     bool ARB_gpu_shader5_enable;
>     bool ARB_gpu_shader5_warn;
> +   bool ARB_gpu_shader_fp64_enable;
> +   bool ARB_gpu_shader_fp64_warn;
>     bool ARB_sample_shading_enable;
>     bool ARB_sample_shading_warn;
>     bool ARB_separate_shader_objects_enable;
> diff --git a/src/glsl/standalone_scaffolding.cpp
> b/src/glsl/standalone_scaffolding.cpp
> index 67b0d0c..ad0d75b 100644
> --- a/src/glsl/standalone_scaffolding.cpp
> +++ b/src/glsl/standalone_scaffolding.cpp
> @@ -127,6 +127,7 @@ void initialize_context_to_defaults(struct gl_context
> *ctx, gl_api api)
>     ctx->Extensions.ARB_fragment_coord_conventions = true;
>     ctx->Extensions.ARB_fragment_layer_viewport = true;
>     ctx->Extensions.ARB_gpu_shader5 = true;
> +   ctx->Extensions.ARB_gpu_shader_fp64 = true;
>     ctx->Extensions.ARB_sample_shading = true;
>     ctx->Extensions.ARB_shader_bit_encoding = true;
>     ctx->Extensions.ARB_shader_stencil_export = true;
> --
> 2.0.5
>
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>



-- 
Regards,

*Aditya Atluri,*

*USA.*
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