Re: 3d geometry... help please.

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#430

From: GMM
Date: Wed, 05 Aug 1992 20:07

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In article <l7lhdbINNkcc@aludra.usc.edu> mduffy@aludra.usc.edu (Michael Duffy) writes:
>I'm trying to figure out the FASTEST way to figure out the angle between two
>rays in space, given any three points (say (a,b,c), (d,e,f), and (g,h,i) with 
>(d,e,f) as the point where both rays originate).

Could you give more information on the accuracy needed?  Depending on the
situation, there are a few different short cuts that you can use since you
are going for the fastest way.  Send more information and be glad to help
if I can.

Gary

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From: gmt@reef.cis.ufl.edu (GMM)
Newsgroups: rec.games.programmer
Subject: Re: 3d geometry... help please.
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Date: 5 Aug 92 20:07:14 GMT
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