POV-Ray : Newsgroups : povray.general : Calculating the normals of a triangle : Re: Calculating the normals of a triangle Server Time
5 Aug 2024 12:22:10 EDT (-0400)
  Re: Calculating the normals of a triangle  
From: Tor Olav Kristensen
Date: 11 Sep 2002 10:45:13
Message: <web.3d7f566a3836a27fedbc6d4c0@news.povray.org>
Warp wrote:
>...
>(because the
>dot-product of the two edges of a triangle gives a normal vector which
>length is equal to the area of the triangle,
>...

Its length is equal to twice the area of the triangle.


Tor Olav


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