[Piglit] [PATCH 1/3] arb_arrays_of_arrays: add some atomic counter indirect indexing tests

[Ilia Mirkin]

On Sun, Aug 2, 2015 at 8:04 AM, Timothy Arceri <t_arceri at yahoo.com.au> wrote:
> ---
>  .../atomic_counters/fs-indirect-index.shader_test  | 72 +++++++++++++++++++
>  .../atomic_counters/vs-indirect-index.shader_test  | 82 ++++++++++++++++++++++
>  2 files changed, 154 insertions(+)
>  create mode 100644 tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-indirect-index.shader_test
>  create mode 100644 tests/spec/arb_arrays_of_arrays/execution/atomic_counters/vs-indirect-index.shader_test
>
> diff --git a/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-indirect-index.shader_test b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-indirect-index.shader_test
> new file mode 100644
> index 0000000..0039855
> --- /dev/null
> +++ b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-indirect-index.shader_test
> @@ -0,0 +1,72 @@
> +# Simple test of accessing an atomic counter with dynamic indicies.
> +#
> +
> +[require]
> +GLSL >= 1.40
> +GL_ARB_shader_atomic_counters
> +GL_ARB_arrays_of_arrays
> +INT GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS >= 2

why?

> +
> +[vertex shader passthrough]
> +
> +[fragment shader]
> +#version 140
> +#extension GL_ARB_shader_atomic_counters: require
> +#extension GL_ARB_arrays_of_arrays: require
> +
> +layout(binding = 0) uniform atomic_uint a0[2][4];
> +
> +uniform int n;
> +uniform int m;
> +
> +in vec4 vcolor;
> +out vec4 fcolor;
> +
> +void main()
> +{
> +       bool passed = true;
> +       uint v0[12];
> +       uint v1[12];
> +
> +       /* Get all initail values of a0 */
> +       v0[0] = atomicCounter(a0[0][0]);
> +       v0[1] = atomicCounter(a0[0][1]);
> +       v0[2] = atomicCounter(a0[0][2]);
> +       v0[3] = atomicCounter(a0[0][3]);
> +       v0[4] = atomicCounter(a0[1][0]);
> +       v0[5] = atomicCounter(a0[1][1]);
> +       v0[6] = atomicCounter(a0[1][2]);
> +       v0[7] = atomicCounter(a0[1][3]);
> +
> +       /* Test that incrementing, followed by a read of an atomic
> +        * counter results in a larger value.
> +        * Also test that all other array elements are unaffected. */
> +       atomicCounterIncrement(a0[0][0]);
> +       atomicCounterIncrement(a0[n][m]);
> +       v1[0] = atomicCounter(a0[0][0]);
> +       v1[1] = atomicCounter(a0[0][1]);
> +       v1[2] = atomicCounter(a0[0][2]);
> +       v1[3] = atomicCounter(a0[0][3]);
> +       v1[4] = atomicCounter(a0[1][0]);
> +       v1[5] = atomicCounter(a0[1][1]);
> +       v1[6] = atomicCounter(a0[1][2]);
> +       v1[7] = atomicCounter(a0[1][3]);
> +       if(v1[0] <= v0[0] || v1[1] != v0[1] || v1[2] != v0[2] ||
> +          v1[3] != v0[3] || v1[4] != v0[4] || v1[5] != v0[5] ||
> +          v1[6] <= v0[6] || v1[7] != v0[7])
> +               passed = false;
> +
> +       if (passed)
> +               fcolor = vec4(0.0, 1.0, 0.0, 1.0);
> +       else
> +               fcolor = vec4(1.0, 0.0, 0.0, 1.0);
> +}
> +
> +[test]
> +atomic counters 2
> +
> +uniform int n 1
> +uniform int m 2
> +
> +draw rect -1 -1 2 2
> +probe all rgba 0.0 1.0 0.0 1.0
> diff --git a/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/vs-indirect-index.shader_test b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/vs-indirect-index.shader_test
> new file mode 100644
> index 0000000..cadba11
> --- /dev/null
> +++ b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/vs-indirect-index.shader_test
> @@ -0,0 +1,82 @@
> +# Simple test of accessing an atomic counter with dynamic indicies.
> +#
> +
> +[require]
> +GLSL >= 1.40
> +GL_ARB_shader_atomic_counters
> +GL_ARB_arrays_of_arrays
> +INT GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS >= 2
> +
> +[vertex shader]
> +#version 140
> +#extension GL_ARB_shader_atomic_counters: require
> +#extension GL_ARB_arrays_of_arrays: require
> +
> +layout(binding = 0) uniform atomic_uint a0[2][4];
> +
> +uniform int n;
> +uniform int m;
> +
> +in vec4 piglit_vertex;
> +out vec4 vcolor;
> +
> +void main()
> +{
> +       bool passed = true;
> +       uint v0[12];
> +       uint v1[12];
> +
> +       /* Get all initail values of a0 */
> +       v0[0] = atomicCounter(a0[0][0]);
> +       v0[1] = atomicCounter(a0[0][1]);
> +       v0[2] = atomicCounter(a0[0][2]);
> +       v0[3] = atomicCounter(a0[0][3]);
> +       v0[4] = atomicCounter(a0[1][0]);
> +       v0[5] = atomicCounter(a0[1][1]);
> +       v0[6] = atomicCounter(a0[1][2]);
> +       v0[7] = atomicCounter(a0[1][3]);
> +
> +       /* Test that incrementing, followed by a read of an atomic
> +        * counter results in a larger value.
> +        * Also test that all other array elements are unaffected. */
> +       atomicCounterIncrement(a0[0][0]);
> +       atomicCounterIncrement(a0[n][m]);
> +       v1[0] = atomicCounter(a0[0][0]);
> +       v1[1] = atomicCounter(a0[0][1]);
> +       v1[2] = atomicCounter(a0[0][2]);
> +       v1[3] = atomicCounter(a0[0][3]);
> +       v1[4] = atomicCounter(a0[1][0]);
> +       v1[5] = atomicCounter(a0[1][1]);
> +       v1[6] = atomicCounter(a0[1][2]);
> +       v1[7] = atomicCounter(a0[1][3]);
> +       if(v1[0] <= v0[0] || v1[1] != v0[1] || v1[2] != v0[2] ||
> +          v1[3] != v0[3] || v1[4] != v0[4] || v1[5] != v0[5] ||
> +          v1[6] <= v0[6] || v1[7] != v0[7])
> +               passed = false;
> +
> +       if (passed)
> +               vcolor = vec4(0.0, 1.0, 0.0, 1.0);
> +       else
> +               vcolor = vec4(1.0, 0.0, 0.0, 1.0);
> +
> +       gl_Position = piglit_vertex;
> +}
> +
> +[fragment shader]
> +#version 140
> +in vec4 vcolor;
> +out vec4 fcolor;
> +
> +void main()
> +{
> +       fcolor = vcolor;
> +}
> +
> +[test]
> +atomic counters 2
> +
> +uniform int n 1
> +uniform int m 2
> +
> +draw rect -1 -1 2 2
> +probe all rgba 0.0 1.0 0.0 1.0
> --
> 2.4.3
>
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