POV-Ray : Newsgroups : povray.newusers : animating wood : Re: animating wood Server Time
25 Apr 2024 13:06:42 EDT (-0400)
  Re: animating wood  
From: clipka
Date: 23 Mar 2017 02:51:15
Message: <58d37063$1@news.povray.org>
Am 23.03.2017 um 06:25 schrieb dick balaska:
> Am 2017-03-09 09:21, also sprach clipka:
>>
>> I suspect what you're seeing isn't actually the wood grain, but a moiree
>> pattern created by that wood grain and the pixel grid.
> 
> https://xkcd.com/1814/
> 
> It sure looks and acts like a moire.
> 
> But, but, but, why is it only an issue when I change the angle of the
> camera on the object, and not the distance.

Hmm... dunno about that. You might have to provide a genuine animation
where we can see the thing in action.

> And why do I only see this
> with woods at any scale and not stones or other fractals at any scale.

'Cause wood tends to be more regular than stones or fractals?

The more noise you have in a pattern, the less likely you are to get a
moire effect.


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