POV-Ray: Newsgroups: povray.general: trace() direction vector: trace() direction vector

POV-Ray : Newsgroups : povray.general : trace() direction vector : trace() direction vector		Server Time 30 Jul 2024 00:29:16 EDT (-0400)

From: MadKairon
Date: 2 Apr 2010 06:10:01
Message: <web.4bb5c212b56098b85e975f010@news.povray.org>

If I have thos vectors:

A = <10,10,10>
B = <5,5,5>


and I want to use trace() to trace a ray starting at A in direction to B, how do
I calculate de direction vector?

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