Sylvain Dubé napsal(a):
> Hi,
> I’m using POV-Ray to simulate a laser beam pointed to a screen. I’m also using
> photons in my programming and I would like to know if it’s possible to detect
> photons on my screen. Does there exist any function for this? I’m looking for a
> command like « trace » to know where are my impact. I cannot know which approach
> take. Is there somebody have an idea?
> 
> Thank you
> 
> Sylvain
> 
> 
> 
No. Photons are cast after the parsing is done so they cannot influence 
the parsing. The only possible way would be to parse the photons file 
using an external application. I don't understand its structure, though.

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