POV-Ray : Newsgroups : povray.general : Requesting ideas/opinions for RNG seeding syntax : Re: Requesting ideas/opinions for RNG seeding syntax Server Time
30 Jul 2024 20:21:19 EDT (-0400)
  Re: Requesting ideas/opinions for RNG seeding syntax  
From: "Jérôme M. Berger"
Date: 23 May 2009 11:57:35
Message: <4a181cef@news.povray.org>
Warp wrote:
> "J�r�me M. Berger" <jeb### [at] freefr> wrote:
>> [-- text/plain, encoding quoted-printable, charset: UTF-8, 14 lines --]
> 
>> Warp wrote:
>>>   The RNG I'm considering supports very large seeds (up to something like
>>> 8192-bit seeds if so configured) and has very high quality and speed.
>>>
>>         As a simple matter of curiosity, which RNG are you considering?
> 
>   The ISAAC RNG, of which I have some experience and have found to be of
> very decent quality (should be rather cryptographically strong) and very
> fast, and with a very large period. Also according to my experience it's
> faster than Mersenne Twister without the need for special compiler options
> (the MT can be made as fast, but only if you create a special SSE version
> of it).
> 
>   (Of course speed is not really crucial here, but the quality should be
> very good.)
> 
	Thanks, that's very interesting to know.

		Jerome

PS: If anybody wants more information on ISAAC, Google gave me this 
page: http://burtleburtle.net/bob/rand/isaacafa.html
-- 
mailto:jeb### [at] freefr
http://jeberger.free.fr
Jabber: jeb### [at] jabberfr


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