POV-Ray : Newsgroups : povray.general : Tapering helix : Re: Tapering helix Server Time
29 Jul 2024 12:22:05 EDT (-0400)
  Re: Tapering helix  
From: posfan12
Date: 26 Jun 2011 11:44:39
Message: <4e0753e7$1@news.povray.org>
On 6/25/2011 7:13 PM, stbenge wrote:
> On 6/21/2011 2:07 PM, posfan12 wrote:
>> I'd like to create a building shaped like a helix that tapers toward
>> the top.
>> Can anyone come up with a good method? The helix macros in shapesq
>> don't produce
>> the results I expect and they're not solid as far as I can tell.
>
> There are a number of ways to achieve your goal.
>
> 1) Make a #while loop of objects to produce a helical shape
> 2) Make a helical mesh (most difficult)
> 3) Use a helical isosurfaces (easiest)
>
> Number 3 is pretty easy, but will be the slowest to render. Of course
> you must know just what /kind/ of tapered helix you want.

I had thought of using a mesh. However I was hoping there were something 
that was easy *and* fast. #1 seems like it's kind of in the middle.


Mike


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