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module bsdfs;
__include lambert_diffuse_btdf;
public struct BSDFContext
{
float iorI; ///< IOR from incidence medium
float iorT; ///< IOR trom transmission medium
bool inited; ///< Flag to indicate if the struct was initialized
__init(float iorI_, float iorT_)
{
iorI = iorI_;
iorT = iorT_;
inited = true;
}
__init()
{
iorI = 1.f;
iorT = 1.f;
inited = false;
}
}
public interface IBSDF
{
public float3 eval(const float3 wi, const float3 wo, BSDFContext bc);
}
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