[Piglit] [PATCH] add new indexing test with dynamic indexing of integer vector

[Alejandro Piñeiro]

On 03/04/18 09:01, Tapani Pälli wrote:
> Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105438
> ---
>  tests/shaders/glsl-fs-vec4-indexing-8.shader_test | 24 +++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
>  create mode 100644 tests/shaders/glsl-fs-vec4-indexing-8.shader_test
>
> diff --git a/tests/shaders/glsl-fs-vec4-indexing-8.shader_test b/tests/shaders/glsl-fs-vec4-indexing-8.shader_test
> new file mode 100644
> index 000000000..ab01fa900
> --- /dev/null
> +++ b/tests/shaders/glsl-fs-vec4-indexing-8.shader_test
> @@ -0,0 +1,24 @@
> +[require]
> +GLSL >= 1.10
> +
> +[vertex shader]
> +void main()
> +{
> +	gl_Position = gl_Vertex;
> +}

Why not just "[vertex shader passthrough]"?

> +
> +[fragment shader]
> +uniform float id;
> +void main()
> +{
> +	ivec4 test = ivec4(0, 1, 0, 0);
> +	vec4 test2 = vec4(0.0, 1.0, 0.0, 0.0);
> +	int index = int(id);
> +	float col = test2[test[index]];
> +	gl_FragColor = vec4(col);
> +}
> +
> +[test]
> +uniform float id 1
> +draw rect -1 -1 2 2
> +probe rgb 1 1 1.0 1.0 1.0