"Bald Eagle" <cre### [at] netscapenet> wrote:
>...> Fundamental computer graphics functions like inbuilt vlength () doesn't work.>...
For that you can use f_r() inside your own functions.
It's in functions.inc. It calls internal function no. 57.
https://wiki.povray.org/content/Reference:Functions.inc
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Tor Olav
http://subcube.com
https://github.com/t-o-k
net> wrote: