POV-Ray : Newsgroups : povray.binaries.images : uberPOV stochastic noise : Re: uberPOV stochastic noise Server Time
5 Jul 2024 08:13:39 EDT (-0400)
  Re: uberPOV stochastic noise  
From: Alain
Date: 28 Aug 2014 16:36:45
Message: <53ff92dd@news.povray.org>
Le 14-08-28 12:24, clipka a écrit :
> Am 28.08.2014 11:13, schrieb scott:
>> Here is the difference between two renders of the scene a few minutes
>> apart. It seems some blocks always get given the exact same seed for the
>> RNG.
>
> Did you use the Windows version? If so, did you start the renders from
> the same instance of the GUI?
>
> I suspect that I'm only computing the base seed when POV-Ray is started,
> erroneously using it over and over again during the entire session.
>
>

That can be aleviated by not reinitialising the random stream but 
continuing using it from where it was at the end of the previous render.
That way, the last used value effectively becomes the seed of the next 
render.


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