POV-Ray : Newsgroups : povray.off-topic : 99 lines of C++ for an unbiased ray tracer : Re: 99 lines of C++ for an unbiased ray tracer Server Time
4 Sep 2024 23:19:30 EDT (-0400)
  Re: 99 lines of C++ for an unbiased ray tracer  
From: Warp
Date: 15 Jan 2010 11:44:07
Message: <4b509b56@news.povray.org>
nemesis <nam### [at] gmailcom> wrote:
> Warp escreveu:
> > nemesis <nam### [at] gmailcom> wrote:
> >> Warp escreveu:
> >>>   Out of curiosity I changed the location of the light to see that it really
> >>> renders it properly:
> >>>
> >>> http://warp.povusers.org/images/smallpt.jpg
> > 
> >> did you make it coincident with the surface?
> > 
> >   I have hard time deciding whether that was humorous or a serious question.

> serious.  Did you put right where the left sphere surface would hit?

  Unbiased monte-carlo rendering sends rays in a random fashion. It starts
extremely grainy, but the graininess gets reduced over time as the number
of samples gets increased. That image is the result of 30 minutes of
rendering in my computer (a virtually grainless result would have taken
days).

-- 
                                                          - Warp


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