[Piglit] [PATCH] Add EXT_shader_integer_mix tests for booleans in if statements.

[Anuj Phogat]

On Fri, Aug 22, 2014 at 11:46 AM, Kenneth Graunke <kenneth at whitecape.org> wrote:
> This trips up a i965 bug where we forgot to handle ir_triop_csel in
> emit_bool_to_cond_code.
>
> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
> ---
>  .../execution/fs-mix-if-bool.shader_test           | 30 +++++++++++++++++
>  .../execution/vs-mix-if-bool.shader_test           | 38 ++++++++++++++++++++++
>  2 files changed, 68 insertions(+)
>  create mode 100644 tests/spec/ext_shader_integer_mix/execution/fs-mix-if-bool.shader_test
>  create mode 100644 tests/spec/ext_shader_integer_mix/execution/vs-mix-if-bool.shader_test
>
> diff --git a/tests/spec/ext_shader_integer_mix/execution/fs-mix-if-bool.shader_test b/tests/spec/ext_shader_integer_mix/execution/fs-mix-if-bool.shader_test
> new file mode 100644
> index 0000000..50a27b8
> --- /dev/null
> +++ b/tests/spec/ext_shader_integer_mix/execution/fs-mix-if-bool.shader_test
> @@ -0,0 +1,30 @@
> +[require]
> +GLSL >= 1.30
> +GL_EXT_shader_integer_mix
> +
> +[vertex shader passthrough]
> +
> +[fragment shader]
> +#extension GL_EXT_shader_integer_mix: enable
> +
> +uniform bool a;
> +uniform bool b;
> +uniform bool selector;
> +
> +void main()
> +{
> +    if (mix(a, b, selector)) {
> +        gl_FragColor = vec4(0, 1, 0, 1);
> +    } else {
> +        gl_FragColor = vec4(1, 0, 0, 1);
> +    }
> +}
> +
> +[test]
> +uniform int a 1
> +uniform int b 0
> +uniform int selector 0
> +
> +draw rect -1 -1 2 2
> +probe all rgba 0 1 0 1
> +
> diff --git a/tests/spec/ext_shader_integer_mix/execution/vs-mix-if-bool.shader_test b/tests/spec/ext_shader_integer_mix/execution/vs-mix-if-bool.shader_test
> new file mode 100644
> index 0000000..c71b75b
> --- /dev/null
> +++ b/tests/spec/ext_shader_integer_mix/execution/vs-mix-if-bool.shader_test
> @@ -0,0 +1,38 @@
> +[require]
> +GLSL >= 1.30
> +GL_EXT_shader_integer_mix
> +
> +[vertex shader]
> +#extension GL_EXT_shader_integer_mix: enable
> +out vec4 color;
> +
> +uniform bool a;
> +uniform bool b;
> +uniform bool selector;
> +
> +void main()
> +{
> +    if (mix(a, b, selector)) {
> +        color = vec4(0, 1, 0, 1);
> +    } else {
> +        color = vec4(1, 0, 0, 1);
> +    }
> +    gl_Position = gl_Vertex;
> +}
> +
> +[fragment shader]
> +in vec4 color;
> +
> +void main()
> +{
> +    gl_FragColor = color;
> +}
> +
> +[test]
> +uniform int a 1
> +uniform int b 0
> +uniform int selector 0
> +
> +draw rect -1 -1 2 2
> +probe all rgba 0 1 0 1
> +
> --
> 2.0.2
>
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Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>