POV-Ray : Newsgroups : povray.newusers : Length of spline object changes during animation : Re: Length of spline object changes during animation Server Time
2 Oct 2022 17:36:46 EDT (-0400)
  Re: Length of spline object changes during animation  
From: Thomas de Groot
Date: 18 Aug 2022 02:28:27
Message: <62fddc0b$1@news.povray.org>
Op 17/08/2022 om 17:29 schreef Alain Martel:
> You should try the inverse kynetic neck (ot IKN) macro that was 
> published in one of the news groups. It takes two end points, a 
> stiffness parameter at both ends, a twist value at each end, and a total 
> length as input. It returns a spline of the correct length connecting 
> the end points, or an error message if the end points are to far apart.

I think that the macro mentioned here is by Rune Johansen, and can be 
found at this page:

https://runevision.com/3d/include/

-- 
Thomas


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