POV-Ray : Newsgroups : povray.general : Focal Blur banding? : Re: Focal Blur banding? Server Time
30 Jan 2023 08:44:22 EST (-0500)
  Re: Focal Blur banding?  
From: tTh
Date: 27 Oct 2022 14:40:45
Message: <635ad0ad$1@news.povray.org>
On 10/27/22 16:31, Shinzo wrote:

> BTW.: Have you thought about changing the RandomNumberGenerator? It seems that
> sometimes in special cases there appear sampling artefacts (Hyperplane
> artefacts) that seem to come from an Linear Congruential Generator (LCG). If
> POVRay uses an LCG-Generator you should think about exchanging it to an
> LCG/XORSHIFT combination or at least to a generator that uses a combination of
> linear-generation and non-linear-generation.

    Please, don't change the actual random generator, just add a
    new one if needed.


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