> > I'm trying to code the cornell box but using Photons Mapping instead of
> > radiosity.
>
> POV-Ray does not (yet?) support photons for global illumination. It only
> supports reflected and refracted caustics. So to see these caustics you
> have to shoot your photons at something that reflects or refracts (as part
> of the finish of an object).

Ah!. I see. That explains my results. Thanks.

White Zebra

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