POV-Ray : Newsgroups : povray.binaries.images : problems with radiosity : Re: problems with radiosity Server Time
8 Aug 2024 06:12:47 EDT (-0400)
  Re: problems with radiosity  
From: Mike Raiford
Date: 14 Sep 2005 14:24:46
Message: <43286aee$1@news.povray.org>
avplat wrote:
> Mike Raiford wrote:
> 
> 
>>What does the rest of your radiosity block look like? Or could you post
>>the scene source?
>>
>>I understand if you don't want to, but it might give some of us an
>>opportunity to play with the scene a bit to figure it out.
> 
> 
> Radiosity block looks like this:
> 
>         radiosity {
>                 pretrace_start 0.08
>                 pretrace_end 0.01
>                 error_bound 3
>                 gray_threshold 0.5
>                 always_sample off
>                 count 50
>                 nearest_count 8
>                 recursion_limit 3
>                 }
> 
> Tim Nikias (I also posted this message in "newusers") suggested to play with
> "nearset_count" and "count". My "nearest_count" is as big as he suggested.
> Right now I am rendering with "count 300", but lines still remain, maybe a
> little better. I will try 500 at night.
> 
> It is absolutely not a problem to post a source. But this is a kitchen with
> all the furniture, etc. Original size is 27 MB... Archive size is around
> 1MB... It is not possible to post it here.
> 

Bump up nearest_count and count. (Tim was certainly right), also turn 
always_sample back on.

There *could* be a problem with coincident surfaces (I have seen very 
strange lighting artifacts with them)



-- 
~Mike

Things! Billions of them!


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