public SpecularRefraction()
{
// ior = new ConstWavelengthDependentValue(1.5f);
ior = ColorFactory.CreateRegular(SPD_Data.FromFile(@"F:\3D\spds\IndexOfRefraction\dense_flint_glass.txt").Select(i => (float)i).ToArray());
//ior = ColorFactory.CreateRegular(SPD_Data.FromFile(@"F:\3D\spds\IndexOfRefraction\light_crown_glass.txt", SampledSpectrum.sampledLambdaStart).Select(i => (float)i).ToArray());
}
public SPD16(IWavelengthDependentValue spd, float lmin, float lmax)
{
delta = (lmax - lmin)/16;
lambdaMin = lmin;
lambdaMax = lmax;
float l = lmin;
for (int i = 0; i < 16; i++)
{
this[i] = spd.Sample(l);
l += delta;
}
}
protected BaseMaterial(MaterialInfo mi, RayEngineScene scene)
{
this.mi = mi;
this.Exponent = mi.Exponent;
this.IndexOfRefraction = (ConstWavelengthDependentValue)mi.MediumInfo.IoR;
if (mi.DiffuseTexture != null)
{
Diffuse =
TextureFactory.Instance.CreateImageTexture(
(RgbSpectrumTexture)scene.Query(mi.MaterialName, TextureType.Diffuse));
}
else
{
Diffuse = TextureFactory.Instance.CreateConstTexture(ref mi.Kd);
}
if (mi.Specular != null)
{
Specular =
TextureFactory.Instance.CreateImageTexture(
(RgbSpectrumTexture)scene.Query(mi.MaterialName, TextureType.Specular));
}
else
{
Specular = TextureFactory.Instance.CreateConstTexture(ref mi.Kr);
}
if (mi.AlphaTexture != null)
{
Alpha =
TextureFactory.Instance.CreateImageTexture(
(RgbSpectrumTexture)scene.Query(mi.MaterialName, TextureType.Alpha));
}
var zeroSpectrum = RgbSpectrum.ZeroSpectrum();
var zeroTex = TextureFactory.Instance.CreateConstTexture(ref zeroSpectrum);
if (mi.BumpTexture != null && scene.OptTextures.Contains(mi.BumpTexture))
{
Bump =
TextureFactory.Instance.CreateImageTexture(
(RgbSpectrumTexture)scene.Query(mi.MaterialName, TextureType.Bump));
}
//else
//{
// Bump = zeroTex;
//}
if (!mi.GlossReflectance.IsBlack())
{
Glossy = TextureFactory.Instance.CreateConstTexture(ref mi.Ks);
}
//else
//{
// Glossy = zeroTex;
//}
if (!mi.Kt.IsBlack())
{
Transmission = TextureFactory.Instance.CreateConstTexture(ref mi.Kt);
}
//else
//{
// Transmission = zeroTex;
//}
if (!mi.Reflectance.IsBlack())
{
Reflectance = TextureFactory.Instance.CreateConstTexture(ref mi.Reflectance);
}
//else
//{
// Reflectance = zeroTex;
//}
}