POV-Ray: Newsgroups: povray.general: Why is this happening?: Re: Why is this happening?

POV-Ray : Newsgroups : povray.general : Why is this happening? : Re: Why is this happening?		Server Time 10 Aug 2024 13:25:53 EDT (-0400)

From: Ron Parker
Date: 8 Dec 1999 11:24:53
Message: <slrn84t1eh.v8.ron.parker@ron.gwmicro.com>

On Wed, 08 Dec 1999 16:18:16 GMT, Jeff Lee wrote:
>I've created a bozo pattern, and after playing around with the various
>turbulence parameters (omega, lambda, and so forth), discovered an odd
>effect.
>
>Namely, at certain points in the pattern, there are very obvious
>parallel bands where the bozo pattern abruptly changes.  Why does this
>happen? 

It's the translate 9290 that does it.  The perlin noise function in POV 
doesn't like being evaluated below certain relatively small negative 
coordinates.

-- 
These are my opinions.  I do NOT speak for the POV-Team.
The superpatch: http://www2.fwi.com/~parkerr/superpatch/
My other stuff: http://www2.fwi.com/~parkerr/traces.html

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