public Color traceReflection(ShadingState previous, Ray r, int i)
{
// limit path depth and disable caustic paths
if (previous.getReflectionDepth() >= maxReflectionDepth || previous.getDiffuseDepth() > 0)
{
return(Color.BLACK);
}
IntersectionState istate = previous.getIntersectionState();
scene.trace(r, istate);
return(istate.hit() ? shadeHit(ShadingState.createReflectionBounceState(previous, r, i)) : Color.BLACK);
}
public void traceReflectionPhoton(ShadingState previous, Ray r, Color power)
{
if (previous.getReflectionDepth() >= maxReflectionDepth)
{
return;
}
IntersectionState istate = previous.getIntersectionState();
scene.trace(r, istate);
if (previous.getIntersectionState().hit())
{
// create a new shading context
ShadingState state = ShadingState.createReflectionBounceState(previous, r, 0);
shadePhoton(state, power);
}
}