yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Yong HeFix crash when private ctor is used for coercion. (#7858)52a45890b

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476 B22 linesraw
1implementing bsdfs;
2public struct LambertDiffuseBTDF : IBSDF, IDifferentiable
3{
4    float3 albedo = {}; ///< Diffuse albedo.
5#if 0
6    public __init(float3 albedo_)
7#else
8    __init(float3 albedo_)
9#endif
10    {
11        this.albedo = albedo_;
12    }
13
14    [Differentiable]
15    public float3 eval(const float3 wi, const float3 wo, BSDFContext bc)
16    {
17        if (min(wi.z, -wo.z) < 1e-6f)
18            return float3(0.f);
19
20        return (1.0 / 3.1415) * albedo * -wo.z;
21    }
22}