On Sat, Jan 10, 2015 at 7:27 PM, Jason Ekstrand <[email protected]> wrote:
> This adds a test that uses an indirect offset into an array of 2D shadow
> samplers with a textureProjGradOffset. The primary purpse of this is to
> use a lot of arguments with an indirect offset. This hits a bug in the
> current NIR code where we originally assumed a max of 4 texture arguments.
> ---
> .../compiler/indirect-projGradOffset-shadow.frag | 18
> ++++++++++++++++++
> 1 file changed, 18 insertions(+)
> create mode 100644
> tests/spec/arb_gpu_shader5/compiler/indirect-projGradOffset-shadow.frag
>
> diff --git
> a/tests/spec/arb_gpu_shader5/compiler/indirect-projGradOffset-shadow.frag
> b/tests/spec/arb_gpu_shader5/compiler/indirect-projGradOffset-shadow.frag
> new file mode 100644
> index 0000000..43bbe0b
> --- /dev/null
> +++ b/tests/spec/arb_gpu_shader5/compiler/indirect-projGradOffset-shadow.frag
> @@ -0,0 +1,18 @@
> +// [config]
> +// expect_result: pass
> +// glsl_version: 1.30
> +// [end config]
> +#version 130
> +#extension GL_ARB_gpu_shader5: require
> +
> +uniform int i;
> +uniform vec4 coord;
> +uniform ivec2 offset;
Nothing uses this?
> +uniform sampler2DShadow s[5];
> +
> +void main()
> +{
> + float f = textureProjGradOffset(s[i], coord, coord.xy, coord.zw,
> + ivec2(43, 7));
The offset components should really be restricted to -8/+7.
> + gl_FragColor = vec4(0, f, 0, 1);
> +}
> --
> 2.2.0
Otherwise,
Reviewed-by: Chris Forbes <[email protected]>
>
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