POV-Ray : Newsgroups : povray.general : Rendering an electromagnetic field and photon rays : Re: Rendering an electromagnetic field and photon rays Server Time
16 Apr 2024 17:14:53 EDT (-0400)
  Re: Rendering an electromagnetic field and photon rays  
From: Bald Eagle
Date: 25 Oct 2017 15:20:01
Message: <web.59f0e32e9b56bbddc437ac910@news.povray.org>
From the documentation:
"See the sample scenes for data file include\spiral.df3,and the scenes which use
it: scenes\textures\patterns\densfile.pov, scenes\interior\media\galaxy.pov for
examples."


http://news.povray.org/povray.text.scene-files/thread/%3Cweb.53013dce87b4247ff093e06c0%40news.povray.org%3E/


Python code to write df3's
http://povray.tashcorp.net/tutorials/script_df3/

Check out Blender to export DF3's for POV-Ray.
https://wiki.blender.org/index.php/Extensions:2.6/Py/Scripts/Render/POV-Ray
(Check out the _hair_ - maybe you could use that for your rays/squiggles)

Java (ImageJ):
http://fly.mpi-cbg.de/~saalfeld/Projects/df3.html
https://imagej.nih.gov/ij/


Sample code to write out a df3  -- looks like it's FORTRAN 90

http://web.utah.edu/thorne/computing/sphere.f90

An OLD editor (no idea if this still works)
http://www.2writers.com/Eddie/Df3Edit.htm

"Bald Eagle" <cre### [at] netscapenet> wrote:
> Also see the owrk of Paul Bourke:
>
> http://paulbourke.net/miscellaneous/povexamples/

There's lots of info on that page (2nd topic), a link to a sample scene file,
and a (C++?) code to write df3.


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