POV-Ray : Newsgroups : povray.binaries.images : Arbitrary area light : Re: Arbitrary area light Server Time
1 Aug 2024 02:15:52 EDT (-0400)
  Re: Arbitrary area light  
From: Carlo C 
Date: 18 Jan 2009 03:50:01
Message: <web.4972ecd19cf147cb1fb889f00@news.povray.org>
"Mike Hough" <nos### [at] nospamcom> wrote:
> Carlo suggested this scene file for testing radiosity and it looked like a
> perfect example for a kind of dome-like area light I made to the megapov
> sources for povray 3.1g. I think I abandoned it because it really doesn't do
> anything radiosity can't do with a recursion limit of 1. It seems to do a
> good job with this scene in a relatively short amount of time though. This
> uses an array of 91 vectors that processed like an area_light (I may have
> changed something to allow diffuse calculation...it has been a long time).
>
> According to the IRTC text file the original took 2 hours to render using
> 106 processors (1.9GHz P3s - 2.3GHz P4s) from Swinburne
> Astrophysics and Supercomputing Farm, Australia. I assumed a render size of
> 1024x768 and used AA 0.03 from the quickres ini menu. Mine took 6h 27m 14s
> using a Athlon X2 3.2ghz processor. It is dual core but the scene was
> rendered in a single thread (peak memory used 14028998 bytes).
>
> Original render http://www.irtc.org/ftp/pub/stills/2002-08-31/golonls2.jpg

In my opinion it is almost better than the original.
Bravo!

--
Carlo


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