private readonly IValueTexture emissionTexture; // consider option with iwavelengthdependent
public LightMaterial(EmissionProfile profile)
{
if (profile.EmissionTexture != null)
{
emissionTexture =
TextureFactory.Instance.CreateImageTexture((RgbSpectrumTexture) profile.EmissionTexture);
}
else
{
var color = ColorManager.Instance.Convert(profile.EmissionSpectra, SpectrumType.Illuminant);
emissionTexture = TextureFactory.Instance.CreateConstTexture(color);
}
}
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;
//}
}
public LightMaterial(IValueTexture tex)
{
this.emissionTexture = tex;
}
public LightMaterial(SampledSpectrum spd)
{
var color = ColorManager.Instance.Convert(spd, SpectrumType.Illuminant);
emissionTexture = TextureFactory.Instance.CreateConstTexture(color);
}
