POV-Ray : Newsgroups : povray.general : Calculating the normals of a triangle : Re: Calculating the normals of a triangle Server Time
5 Aug 2024 12:20:19 EDT (-0400)
  Re: Calculating the normals of a triangle  
From: Marcus Fritzsch
Date: 11 Sep 2002 09:54:08
Message: <3D7F4AC0.4090901@fritschy.de>
Hi,

this was exactly what i searched!!

Warp schrieb:
> Marcus Fritzsch <m### [at] fritschyde> wrote:
> 
>>i wrote a simple triangulation algo for a noise program to generate 
>>something like a hieghtfield, and i wanted to use this with 
>>smooth_triangles, does anybody knows how to calculate the normals of the 
>>three points from the known triangle?
>   1. If you know the function...
Hmm, i guess i don't know the function...

>   2. If you don't know the function, or the function is not differentiable
> (or it's just too difficult to do so)...
I'll try this way!

thx a lot :o)

regards, Marcus


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