POV-Ray : Newsgroups : povray.advanced-users : Looking for a macro to transform a set of coplanar points : Re: Looking for a macro to transform a set of coplanar points Server Time
1 Jul 2024 05:41:24 EDT (-0400)
  Re: Looking for a macro to transform a set of coplanar points  
From: tensor
Date: 20 Apr 2010 19:10:01
Message: <web.4bce3426230787f2c5768ac0@news.povray.org>
"tensor" <nomail@nomail> wrote:
> Hi,
> I want to build a prism from an extruded polygon. I have a set of points in 3D
> that represent the polygon boundary, they should all lie on the same plane. I
> would guess this problem is encountered frequently. Is there a pre-existing a
> macro that would find the average normal (to remove numerical noise) and
> generate the transform matrix.
>
> So, given a set of 3D points generate the polygon on the floor, extrude it, and
> transform so it sits in space correctly.
>
> I know how to do the math, just hoping someone has something pre-tested.
>
> Thanks

Cancel this request. Thanks anyway. I'll write the macro myself, was hoping for
something quick.
Thanks


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