> I hope this question wasn't asked before, but I couldn't find it.
> I want to make a ray light travelling through media visible. Until it hits
> the first object no problem. But I can not make the reflected ray visible.
> I remember that I read somewhere that this is not possible. Is that right?
> If not, can somebody tell me how to do it?


Media photons. Check the documentation for details. Watch out: they're slow
and difficult to get right.

 - Slime
[ http://www.slimeland.com/ ]

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