POV-Ray : Newsgroups : povray.binaries.images : help on radiosity Server Time
17 Aug 2024 12:20:53 EDT (-0400)
  help on radiosity (Message 1 to 5 of 5)  
From: Ruy
Subject: help on radiosity
Date: 11 Oct 2001 21:37:42
Message: <3bc64966@news.povray.org>
I've tried several sets of radiosity on the following figure, but couldn't
ever manage to get rid of those artifacts. Here are the two that seem to get
the least artifacts and still provide the effect I'm looking for:

      pretrace_start 0.08
      pretrace_end   0.01
      count 200
      nearest_count 10
      error_bound 0.01
      recursion_limit 2
      low_error_factor 0.1
      gray_threshold 0.0
      minimum_reuse 0.015
      brightness 1
      adc_bailout 0.01/2
      always_sample off

and

      brightness 1
      count 300
      distance_maximum 0.0
      error_bound 0.01
      gray_threshold 0.05
      low_error_factor 0.0005
      minimum_reuse 0.01
      nearest_count 6
      recursion_limit 1
      always_sample off

How can I get rid of the artifacts, please?

Ruy


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From: Tony[B]
Subject: Re: help on radiosity
Date: 11 Oct 2001 21:54:23
Message: <3bc64d4f@news.povray.org>
Simple. Increase max_trace_level... (Your radiosity settings can be toned
down, btw...)


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From: Ruy
Subject: Re: help on radiosity
Date: 11 Oct 2001 23:23:53
Message: <3bc66249@news.povray.org>
"Tony[B]" <ben### [at] catholicorg> escreveu na mensagem
news:3bc64d4f@news.povray.org...
> Simple. Increase max_trace_level... (Your radiosity settings can be toned
> down, btw...)

I looked into the documentation and couldn't find the default value for
max_trace_level. Didn't it use to be on earlier versions docs?


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From: Slime
Subject: Re: help on radiosity
Date: 12 Oct 2001 01:09:02
Message: <3bc67aee$1@news.povray.org>
The default is 5, it's in 6.11.7 "max_trace_level" at the end of the second
paragraph.

Took me a while to find it too, honestly...

- Slime
[ http://www.slimeland.com/ ]
[ http://www.slimeland.com/images/ ]

"Ruy" <ruy### [at] hipernetcombr> wrote in message
news:3bc66249@news.povray.org...
> "Tony[B]" <ben### [at] catholicorg> escreveu na mensagem
> news:3bc64d4f@news.povray.org...
> > Simple. Increase max_trace_level... (Your radiosity settings can be
toned
> > down, btw...)
>
> I looked into the documentation and couldn't find the default value for
> max_trace_level. Didn't it use to be on earlier versions docs?
>
>


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From: Ruy
Subject: Re: help on radiosity
Date: 12 Oct 2001 06:36:38
Message: <3bc6c7b6@news.povray.org>
"Slime" <noo### [at] hotmailcom> escreveu na mensagem
news:3bc67aee$1@news.povray.org...
> The default is 5, it's in 6.11.7 "max_trace_level" at the end of the
second
> paragraph.
>
> Took me a while to find it too, honestly...

I know what you mean. I expected to find a number, not a word. Well, it
should teach me to really read the documents, not just to skim over them.

Thanks a bunch.

Ruy


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