public override Spectrum SampleL(Point p, float pEpsilon, LightSample ls,
float time, out Vector wi, out float pdf,
out VisibilityTester vis)
{
wi = _direction;
pdf = 1.0f;
vis = new VisibilityTester(p, pEpsilon, wi, time);
return _radiance;
}
public override Spectrum SampleL(
Point p, float pEpsilon, LightSample ls, float time, out Vector wi,
out float pdf, out VisibilityTester vis)
{
wi = Vector.Normalize(_lightPosition - p);
pdf = 1.0f;
vis = new VisibilityTester(p, pEpsilon, _lightPosition, 0.0f, time);
return _intensity / Point.DistanceSquared(_lightPosition, p);
}
public override Spectrum SampleL(
Point p, float pEpsilon, LightSample ls, float time, out Vector wi,
out float pdf, out VisibilityTester vis)
{
wi = Vector.Normalize(_lightPosition - p);
pdf = 1.0f;
vis = new VisibilityTester(p, pEpsilon, _lightPosition, 0.0f, time);
return(_intensity / Point.DistanceSquared(_lightPosition, p));
}
public override Spectrum SampleL(Point p, float pEpsilon, LightSample ls,
float time, out Vector wi, out float pdf,
out VisibilityTester vis)
{
wi = _direction;
pdf = 1.0f;
vis = new VisibilityTester(p, pEpsilon, wi, time);
return(_radiance);
}
public abstract Spectrum SampleL(Point p, float pEpsilon, LightSample ls,
float time, out Vector wi, out float pdf, out VisibilityTester vis);
public override Spectrum SampleL(Point p, float pEpsilon, LightSample ls, float time, out Vector wi, out float pdf,
out VisibilityTester vis)
{
throw new System.NotImplementedException();
}
public abstract Spectrum SampleL(Point p, float pEpsilon, LightSample ls,
float time, out Vector wi, out float pdf, out VisibilityTester vis);
public override Spectrum SampleL(Point p, float pEpsilon, LightSample ls, float time, out Vector wi, out float pdf,
out VisibilityTester vis)
{
throw new System.NotImplementedException();
}