POV-Ray: Newsgroups: povray.advanced-users: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?: Re: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?

POV-Ray : Newsgroups : povray.advanced-users : How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction? : Re: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?		Server Time 29 Jul 2024 10:22:23 EDT (-0400)

From: Jim Kress
Date: 28 Jun 2002 14:12:20
Message: <3d1ca704$1@news.povray.org>

>   Looking from which side?

I am presented with a list of vertices (and their Cartesian coordinates) and
a set of triples that specify the vertex numbers for each triangle.  That is
all the information I have

How would I find out which side I am looking and then the direction?

Jim

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