[Piglit] [PATCH 1/3 v2] arb_shader_subroutine: Compile a shader that calls a subroutine with a parameter

[Dave Airlie]

On 15 January 2016 at 10:57, Ian Romanick <idr at freedesktop.org> wrote:
> From: Ian Romanick <ian.d.romanick at intel.com>
>
> NOTE: This test segfaults on Mesa.

btw does

http://cgit.freedesktop.org/~airlied/mesa/commit/?h=arb_gpu_shader_fp64-fixes&id=a183d4f5d0dd191f4c11a6f30c8850f2dbf11df3

help with it? I've had it sitting in my tree for ages, just haven't
been motivated to send it yet.

Dave.

>
> v2: Fix bad assignment to piglit_fragcolor that would have cause the
> shader to not compile... if it didn't already segfault.  Noticed by
> Ilia.  Also fix the type of func_type to match the functions and make
> the test .frag (as originally intended).
>
> Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=93722
> Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu> [v1]
> Cc: Dave Airlie <airlied at redhat.com>
> Cc: Nicolas Koch <nioko1337 at googlemail.com>
> ---
>  .../compiler/call-param-match.frag                 | 29 ++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
>  create mode 100644 tests/spec/arb_shader_subroutine/compiler/call-param-match.frag
>
> diff --git a/tests/spec/arb_shader_subroutine/compiler/call-param-match.frag b/tests/spec/arb_shader_subroutine/compiler/call-param-match.frag
> new file mode 100644
> index 0000000..a698d61
> --- /dev/null
> +++ b/tests/spec/arb_shader_subroutine/compiler/call-param-match.frag
> @@ -0,0 +1,29 @@
> +// [config]
> +// expect_result: pass
> +// glsl_version: 1.50
> +// require_extensions: GL_ARB_shader_subroutine
> +// [end config]
> +
> +#version 150
> +#extension GL_ARB_shader_subroutine: require
> +
> +uniform vec4 u;
> +out vec4 piglit_fragcolor;
> +subroutine float func_type(vec4 color);
> +
> +subroutine uniform func_type f;
> +
> +subroutine(func_type) float R(vec4 p)
> +{
> +    return p.r;
> +}
> +
> +subroutine(func_type) float G(vec4 p)
> +{
> +    return p.g;
> +}
> +
> +void main()
> +{
> +    piglit_fragcolor = vec4(f(u));
> +}
> --
> 2.5.0
>
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