public override void Advance(RayBuffer rayBuffer, SampleBuffer consumer)
{
base.Advance(rayBuffer, consumer);
//Propagation
var rayHit = rayBuffer.rayHits[RayIndex];
depth++;
var point = new ScatteringPoint();
if (rayHit.Miss() || depth > scene.MaxPathDepth)
{
point.HitType = IntersectionType.Environment;
point.IncomingDirection = -PathRay.Dir;
this.SplatScatteringPoint(point, consumer);
return;
}
}
private void SplatScatteringPoint(ScatteringPoint point, SampleBuffer sb)
{
switch (point.HitType)
{
case IntersectionType.Environment:
SampledSpectrum env;
this.SampleEnvironment(ref point.IncomingDirection, out env);
this.Radiance += Throughput * env;
break;
}
}