ptsneves <nomail@nomail> wrote:
> Hello I know this must sound an obvious question but i have taken the optics
> demo apart to ray trace a scene which reflects a directional photon beam with a
> mirror. The problem is that the beam stops at the mirror. I have tried to set
> the max_trace_level to higher numbers and still can't figure out why this
> doesn't work.

  I think that you have to specify "photons { pass_through }" in your
media container box, or else they won't show up in the media.

  (Yes, this is highly unintuitive, and I don't know why it works like
that. It's probably a quirk that ought to be fixed.)

  See also
http://wiki.povray.org/content/Documentation:Tutorial_Section_3.7#Media_and_photons

-- 
                                                          - Warp

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