Nicolas Alvarez wrote:

>> Even throwing photons in I believe there are situations POV will not 
>> handle correctly. Can we do a wall lighting one side of a room because 
>> it is itself lit by a light reflecting in a mirror?
> 
> "Light shines onto a white diffuse wall. Reflected light from the wall 
> creates caustics through a glass sphere. That is diffuse -> Specular 
> (caustics). I got the idea for this scene from a document by Henrik Wann 
> Jensen describing some difficult test scenes."
> 
> http://www.winosi.onlinehome.de/Gallery_t15.htm

Ah yes now I remember seeing this one... Well it is expected that 
unbiased renderer are able to tackle this, of course...

-- 
Vincent

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