Stephen McAvoy nous apporta ses lumieres ainsi en ce 2004-11-12 14:20... :

>I do like a wee dram but I noticed that when I turned on photons the
>whisky colour of the shadow went. I have posted an image in p.b.i
>illustrating the problem. I've also appended an almost minimal scene
>below. It was modelled in Moray for those of you that don't recognise
>the coordinate system.
>The leftmost glass has photons {pass_through} to simulate not using
>photons.
>Any help appreciated.
>
>
>Regards
>        Stephen
>  
>
There is colour in the shadow, but only rhere the light does get 
refracted. In the brightest parts it looks white due to cliping, it gets 
to bright due to the focalization.

Alain

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