POV-Ray : Newsgroups : povray.general : Optimizing lights in an old scene : Re: Optimizing lights in an old scene Server Time
18 May 2024 07:22:07 EDT (-0400)
  Re: Optimizing lights in an old scene  
From: Leroy
Date: 3 Feb 2022 16:10:00
Message: <web.61fc43d21347d84b2cae135cf712fc00@news.povray.org>
"tutki" <nomail@nomail> wrote:
> I have an old povray scene that I'm trying to tidy up, and one of the things is
> to optimize rendering times by reducing the number of light sources. Currently
> there are 44 point lights, which I think it probably excessive. Most of them are
> inside background objects (multistorey buildings in the background), and
> probably could be gotten rid of?
> What are some general guidelines on optimizing light sources in a povray scene?
> Is there some trick I could use to retain approximately the same look but with
> less light sources (or with better rendering performance)?  Does povray optimize
> away faraway fading light? E.g., if a background building is far away then only
> objects close to it would involve that light source, but other objects in the
> scene would skip that light source?

I think what you are needing is light groups. Light Group in the help file
Have Fun!

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