public static IMaterial CreateMaterial(Transform xform, TextureParameterSet mp)
{
ITexture<Spectrum> Kd = mp.GetSpectrumTexture ("Kd", new Spectrum (0.5));
ITexture<double> sigma = mp.GetDoubleTexture ("sigma", 0.0);
ITexture<double> bumpMap = mp.GetDoubleTexture ("bumpmap", 0.0);
return new Matte (Kd, sigma, bumpMap);
}
public static IMaterial CreateMaterial(Transform xform, TextureParameterSet mp)
{
string m1 = mp.FindMaterialString ("first", "");
string m2 = mp.FindMaterialString ("second", "");
IMaterial mat1 = Api.GraphicsState.NamedMaterials[m1];
IMaterial mat2 = Api.GraphicsState.NamedMaterials[m2];
ITexture<Spectrum> scale = mp.GetSpectrumTexture ("amount", new Spectrum (0.5));
return new MixedMaterial (mat1, mat2, scale);
}
public static IMaterial CreateMaterial(Transform xform, TextureParameterSet mp)
{
double[] sa_rgb = new double[] { 0.0011, 0.0024, 0.014 }, sps_rgb = new double[] { 2.55, 3.21, 3.77 };
Spectrum sa = Spectrum.FromRgb (sa_rgb), sps = Spectrum.FromRgb (sps_rgb);
string name = "";
//mp.FindString ("name");
bool found = false;
//GetVolumeScatteringProperties(name, &sa, &sps);
if (name != "" && !found)
;
double scale = 1.0;
//mp.FindDouble ("scale", 1.0);
ITexture<Spectrum> sigma_a, sigma_prime_s;
sigma_a = mp.GetSpectrumTexture ("sigma_a", sa);
sigma_prime_s = mp.GetSpectrumTexture ("sigma_prime_s", sps);
ITexture<double> ior = mp.GetDoubleTexture ("index", 1.3f);
ITexture<Spectrum> Kr = mp.GetSpectrumTexture ("Kr", new Spectrum (1.0));
ITexture<double> bumpMap = mp.GetDoubleTexture ("bumpmap", 0.0);
return new Subsurface (scale, Kr, sigma_a, sigma_prime_s, ior, bumpMap);
}