POV-Ray : Newsgroups : povray.binaries.images : Dome Array Lighting test : Re: Dome Array Lighting test Server Time
15 Nov 2024 06:16:37 EST (-0500)
  Re: Dome Array Lighting test  
From: JC (Exether)
Date: 25 Aug 2003 09:40:53
Message: <3f4a11e5@news.povray.org>
Nice pic, looking quite photorealistic.
I downloaded your source to give it a try, it takes a long time to 
render. Can't you get a very similar lighting using less lights ? There 
is almost 200 in the example, is all that really necessary ?

JC

Doug Eichenberg wrote:
> I recently read a book on CGI lighting techniques where the author discussed
> dome arrays.  I wrote a short macro that creates the same thing by creating
> a hemisphere of point lights.  The intensity of the lights varies with
> latitude, creating a hotspot at the top of the hemisphere.  I also had it
> add in a few negative lights to give some subtle variance in the lighting.
> Anyhow, the results were pretty nice... very soft shadows with a radiosity
> lit look.  Rendered fairly fast too.
> 
> --
> Doug Eichenberg
> www.getinfo.net/douge
> dou### [at] nlsnet
> 
> 
>


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