Christoph,

Thanks for your kind reply and suggestions. I'll look more into photon
mapping and especially Nathan's paper and see if I missed something.

Have a great day!

Will

Christoph Hormann <chr### [at] gmxde> wrote:
> There are examples in the POV-Ray sample scenes showing how you can use
> photon mapping for generating caustics including glass focussing light.
>   You also have to understand the way photon mapping works and realize,
> that the appearance of caustics is much influenced by the photon
> settings used and not only by the scene geometry and textures.
>
> If you still think there is something wrong in the way POV-Ray does
> photon mapping you should post a minimal but complete test scene and
> explain what you think should be different in the result.
>
> Christoph
>

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