POV-Ray : Newsgroups : povray.general : Light beam, laser, noise... : Re: Light beam, laser, noise... Server Time
5 Nov 2024 15:52:02 EST (-0500)
  Re: Light beam, laser, noise...  
From: Christopher James Huff
Date: 1 Mar 2003 10:58:41
Message: <cjameshuff-7302D1.10540601032003@netplex.aussie.org>
In article <3e602316$1@news.povray.org>,


> I think the flat noise effect is what I am looking for.  A picture worth 
> thousands of words, so :
> 
> http://www.elysiun.com/forum/viewtopic.php?t=9743
> 
> The pics are not from me and are not done in PovRay, but that's the 
> effect I am looking for.

Ok...well, look in the manual for "crand". Or look here:
http://povray.org/documentation/view/187/#s06_07_03_02_03

I still do not recommend it, though. The crand feature only works on 
textures, so it might be difficult to apply to your situation. It just 
isn't a very good solution, and is considered obsolete. If you want a 
camera film effect, it would be better to do it in an image processing 
program.

-- 
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: chr### [at] tagpovrayorg
http://tag.povray.org/


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