public FresnelSpecularBRDF(float r, float t, float etaA, float etaB, TransportMode mode)
{
fresnel = new DielectricFresnel(etaA, etaB);
reflection = new SpecularReflectionBRDF(r, fresnel);
transmission = new SpecularTransmissionBRDF(t, etaA, etaB, mode);
}
public FresnelMaterial(float r, float t, float eta) : base(Color.White)
{
brdf = new FresnelSpecularBRDF(r, t, 1, eta, TransportMode.Importance);
}
public TransmissionMaterial(float t, float eta) : base(Color.White)
{
brdf = new SpecularTransmissionBRDF(t, 1f, eta, TransportMode.Importance);
}
public ReflectionMaterial(float r, float eta) : base(Color.White)
{
var fresnel = new DielectricFresnel(1, eta);
brdf = new SpecularReflectionBRDF(r, fresnel);
}
public DiffuseMaterial(Color color, float r) : base(color)
{
brdf = new LambertianBRDF(r);
}