Re: [PATCH v3 0/3] MR364: vkd3d-shader/hlsl: Implement inverse trigonometry.

[Giovanni Mascellani (＠giomasce)]

Giovanni Mascellani (@giomasce) commented about tests/hlsl/inverse-trig.shader_test:
> +[pixel shader]
> +uniform float4 a;
> +
> +float4 main() : sv_target
> +{
> +    // Add 10 to avoid epsilon problems near 0
> +    // Note that this means -8.5odd means -pi/2
> +    return float4(asin(a.x), acos(a.y), 0.0, 0) + 10.0;
> +}
> +
> +[test]
> +uniform 0 float4 -1.0 -1.0 -1.0 0.0
> +draw quad
> +probe all rgba (8.429203673, 13.141592654, 10.0, 10.0) 256
> Are you sure you need this amount of tolerance, once you use the coefficients and formulae from the native compiler?

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https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/364#note_50600