news:web.41ffad06f5296517434cc5cc0@news.povray.org...
> In the scene I'm currently playing with the camera is in a room with the
> walls, floor and ceiling made of boxes in a union together.  If I don't
> have a photons section in my global_settings no warnings are generated.
> But when I do add the photons section POV-Ray reports, "Slab Building
> Warning: Camera is inside a non-hollow object. Fog and participating media
> may not work as expected."
>
> What is the difference with photons or not?  Is there a way to prevent the
> warning?  I don't plan on using media in this scene, but I'd still like to
> know the cause.
>
>
What is strange is you don't get the warning without photons
I get it but I don't care if I don't use atmospheric media or fog

Marc

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