POV-Ray : Newsgroups : povray.binaries.images : any ideas what these black patches are.. : Re: any ideas what these black patches are.. Server Time
2 Aug 2024 02:21:52 EDT (-0400)
  Re: any ideas what these black patches are..  
From: Chris B
Date: 14 Mar 2008 04:30:51
Message: <47da45cb$1@news.povray.org>
"s.day" <s.d### [at] uelacuk> wrote in message 
news:web.47da42f3d387c8867eb3d110@news.povray.org...
> stbenge <stb### [at] hotmailcom> wrote:
>> Hello,
>>
>> These look the same radiosity artifacts I get with POV 3.7b. It's a bug
>> with the current (beta quality) radiosity calculation.
>>
>> To get rid of them I just lower the count until they disappear. Of
>> course, this will reduce the overall quality, but you can compensate by
>> introducing a slight normal to the surfaces and keeping a low
>> error_bound. I hope this helps.
>>
>> Sam
>
> Hi Sam,
>
> Thanks for the info but this is version 3.6. I avoided 3.7 as I know the
> radiosity feature is not working correctly yet.
>
> Sean
>

Hi Sean,

I only say this because I didn't see anyone else mention it, but I imagine 
you've checked that it's not just the old coincident surfaces chessnut 
(which catches me out with embarrassing regularity).

Regards,
Chris B.


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