[Piglit] [PATCH] arb_enhanced_layouts: test packing of floats in the same slots as an array

[Ilia Mirkin]

It's traditional for green to mean good, red to mean bad. You have those
flipped here.

On Oct 10, 2017 2:58 AM, "Timothy Arceri" <tarceri at itsqueeze.com> wrote:

> This test causes an assert to be thrown on i965 currently.
> ---
>  ...fs-array-interleave-single-location.shader_test | 93
> ++++++++++++++++++++++
>  1 file changed, 93 insertions(+)
>  create mode 100644 tests/spec/arb_enhanced_layouts/execution/component-
> layout/vs-to-fs-array-interleave-single-location.shader_test
>
> diff --git a/tests/spec/arb_enhanced_layouts/execution/component-
> layout/vs-to-fs-array-interleave-single-location.shader_test
> b/tests/spec/arb_enhanced_layouts/execution/component-
> layout/vs-to-fs-array-interleave-single-location.shader_test
> new file mode 100644
> index 000000000..43b6a05e8
> --- /dev/null
> +++ b/tests/spec/arb_enhanced_layouts/execution/component-
> layout/vs-to-fs-array-interleave-single-location.shader_test
> @@ -0,0 +1,93 @@
> +# Test for successful interleaving of components in arrays with a single
> float
> +# between vertex and fragment shaders.
> +
> +[require]
> +GLSL >= 1.40
> +GL_ARB_enhanced_layouts
> +GL_ARB_separate_shader_objects
> +
> +[vertex shader]
> +#version 140
> +#extension GL_ARB_enhanced_layouts: require
> +#extension GL_ARB_separate_shader_objects: require
> +
> +// consume X/Y/Z components of 6 vectors
> +layout(location = 0) out vec3 a[6];
> +
> +// consumes W component of 6 vectors
> +layout(location = 0, component = 3) out float b;
> +layout(location = 1, component = 3) out float c;
> +layout(location = 2, component = 3) out float d;
> +layout(location = 3, component = 3) out float e;
> +layout(location = 4, component = 3) out float f;
> +layout(location = 5, component = 3) out float g;
> +
> +in vec4 piglit_vertex;
> +
> +void main()
> +{
> +  a[0] = vec3(0.0);
> +  a[1] = vec3(1.0);
> +  a[2] = vec3(2.0);
> +  a[3] = vec3(3.0);
> +  a[4] = vec3(4.0);
> +  a[5] = vec3(5.0);
> +  b = 6.0;
> +  c = 7.0;
> +  d = 8.0;
> +  e = 9.0;
> +  f = 10.0;
> +  g = 11.0;
> +
> +  gl_Position = piglit_vertex;
> +}
> +
> +[fragment shader]
> +#version 140
> +#extension GL_ARB_enhanced_layouts: require
> +#extension GL_ARB_separate_shader_objects: require
> +
> +out vec4 color;
> +
> +// consume X/Y/Z components of 6 vectors
> +layout(location = 0) in vec3 a[6];
> +
> +// consumes W component of 6 vectors
> +layout(location = 0, component = 3) in float b;
> +layout(location = 1, component = 3) in float c;
> +layout(location = 2, component = 3) in float d;
> +layout(location = 3, component = 3) in float e;
> +layout(location = 4, component = 3) in float f;
> +layout(location = 5, component = 3) in float g;
> +
> +void main()
> +{
> +  color = vec4(1, 0, 0, 1);
> +
> +  for (int i = 0; i < 6; i++) {
> +    if (a[i] != vec3(float(i)))
> +      color = vec4(0, 1, 0, 1);
> +  }
> +
> +    if (b != 6.0)
> +      color = vec4(0, 1, 0, 1);
> +
> +    if (c != 7.0)
> +      color = vec4(0, 1, 0, 1);
> +
> +    if (d != 8.0)
> +      color = vec4(0, 1, 0, 1);
> +
> +    if (e != 9.0)
> +      color = vec4(0, 1, 0, 1);
> +
> +    if (f != 10.0)
> +      color = vec4(0, 1, 0, 1);
> +
> +    if (g != 11.0)
> +      color = vec4(0, 1, 0, 1);
> +}
> +
> +[test]
> +draw rect -1 -1 2 2
> +probe all rgb 1 0 0
> --
> 2.13.6
>
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