Alain Martel <kua### [at] videotronca> wrote:

>
> > ...The result is that the sphere actually
> > reflects the incoming radiosity light.. and produces crude 'radiosity
> > caustics' on the plane, no photons required!
>
> The same also happen with transparent objects. A lens can project an
> image of what is in front of it on a surface behind it.
>

I suspected that the radisoity light patches might do that as well, although I
haven't tried it yet. And I guess that using HDR lighting would show a *much*
better and more pronounced effect than my typical LDR tests.

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