"Fernando Gonzalez del Cueto" <fgd### [at] hotmailcom> wrote in 
news:3eaec1a6$1@news.povray.org:

> Wow...
> 
> How did you do this using CSG?
> 
> Looks cool.

Thank you.

It is made with CSG of spheres and tori. I made
a macro to do all the math and cutting work.

You can find it in the source code for the
"Fung_CSG" image at this page:

http://home.no/t-o-k/povray/

The name of the macro is BetweenTori().


Here is a cut-away view of the shape:

http://news.povray.org/povray.binaries.images/13478/


I can try to explain more later this week if
you or anyone else are interested.


Tor Olav

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