POV-Ray : Newsgroups : povray.unofficial.patches : UVPov, Meshes, and CSG Server Time
2 Nov 2024 13:21:17 EDT (-0400)
  UVPov, Meshes, and CSG (Message 1 to 2 of 2)  
From: Ken
Subject: UVPov, Meshes, and CSG
Date: 30 Oct 1999 06:48:21
Message: <381ACCBD.6E4736D@pacbell.net>
Reading up on the UVPov docs I came across a reference to this:

inside_test_vector z

which is supposed to help for correction in inside/outside mesh testing.

I tried applying it and cannot get UVPov to accept the syntax provided.

Examples of methods tried:

mesh {
      inside_test_vector z
      triangle{...}
      triangle{...}
     }

mesh {
      triangle{...}
      triangle{...}
      inside_test_vector z
     }

#declare MESH =
mesh {
      triangle{...}
      triangle{...}
     }

object { MESH  inside_test_vector z }

Each of the above applications result in an error message that reads
"unknown identifier  inside_test_vector z found bla bla bla...".

The reason I am trying to use this is because my attempts so far in getting
a mesh to work in a CSG operation have failed miserably and I was hoping
that I could use this modifier to work around it.

-- 
Ken Tyler -  1100+ Povray, Graphics, 3D Rendering, and Raytracing Links:
http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/


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From: Nathan Kopp
Subject: Re: UVPov, Meshes, and CSG
Date: 30 Oct 1999 10:37:49
Message: <381b02bd@news.povray.org>
Use 'inside_vector' instead.  Sorry.  I'll fix the docs with the next
version.

-Nathan

Ken <tyl### [at] pacbellnet> wrote...
>
> Reading up on the UVPov docs I came across a reference to this:
>
> inside_test_vector z
>
  [clip]
> Each of the above applications result in an error message that reads
> "unknown identifier  inside_test_vector z found bla bla bla...".
>
> The reason I am trying to use this is because my attempts so far in
getting
> a mesh to work in a CSG operation have failed miserably and I was hoping
> that I could use this modifier to work around it.
>
> --
> Ken Tyler -  1100+ Povray, Graphics, 3D Rendering, and Raytracing Links:
> http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/


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