"Tim McMurdo" wrote:
> What I am going to use this for is to place spheres along a parabola
> to create rope.

I've seen 2 or 3 rope macros over the last few years but this is the 
only reference I can find on my HD -
<quote>
From: R  Suzuki
Subject: Rope Macro
Date: 22 Jan 2002 09:49:44
Message: <3c4d35b8@news.povray.org>
</quote>

And this is on this server somewhere
<quote>
// File: rope.inc
// Ver.: 0.5
// Desc: Macros for ropes and twisted wires
// Date: 01/21/2002
// Auth: Ryoichi Suzuki <r-suzuki.aist.go.jp>
</quote>

I think John VanSickle(sp?) had a utility for hanging rope between any 
2 points. I remember using it for the threads on a spider's web.

HTH

Alf

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