public override void Splat(SampleBuffer sampleBuffer)
{
var waveLengthWeight = 1f/ (SpectralSamplingHelper.SpectralSamples);
lambdas[lambdaSample] = (HeroWavelength);
wls[lambdaSample] = (waveRadiance * waveLengthWeight);
lambdaSample++;
if (lambdaSample >= SpectralSamplingHelper.SpectralSamples)
{
#if RandomWavelength
var lb = lambdas.ToList();
lb.Sort();
lambdas = lb.ToArray();
#endif
var spd = new IrregularSPD(lambdas, wls, SpectralSamplingHelper.SpectralSamples, SpectralSamplingHelper.SpectralResolution, SPDResamplingMethod.Linear);
//var spd = new RegularSPD(wls, SampledSpectrum.sampledLambdaStart, SampledSpectrum.sampledLambdaEnd, SpectralSamplingHelper.SpectralSamples);
spd.Normalize();
var pix =
//ColorFactory.ToRgb(spd);
spd.ToRgb();
sampleBuffer.SplatSample(this.Sample.imageX, this.Sample.imageY, ref pix);
lambdaSample = 0;
}
this.InitPath(pathIntegrator);
}
public static IrregularSPD CreateIrregular(float[] wl)
{
var nSamples = wl.Length / 2;
var lambda = new float[nSamples];
var val = new float[nSamples];
for (int index = 0; index < lambda.Length; index++)
{
lambda[index] = wl[index * 2];
val[index] = wl[index * 2 + 1];
}
var spd = new IrregularSPD(lambda, val, lambda.Length, 300f / lambda.Length);
spd.Normalize();
return spd;
}