POV-Ray : Newsgroups : povray.general : Normals with large and small traingles. : Re: Normals with large and small traingles. Server Time
6 Aug 2024 10:21:17 EDT (-0400)
  Re: Normals with large and small traingles.  
From: Shay
Date: 8 Apr 2002 18:01:53
Message: <3cb21351@news.povray.org>
This question didn't make much sense the first time I wrote it. Let me try
again.

How can I calculate the normal of a vertex which lies on the side of a
triangle. but not at the corner?
 ___________
 |\       /|
 | \  B  / |
 |  \   /  |
 |   \ /   |
 | C  X    |
 |   /     |
 |  /   A  |
 | /       |
 |/________|

 How would I calculate the normal at point X given the normals of triangles
A, B, & C?

  -Shay


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