In article <3b1b5d2d$1@news.povray.org>, "jansb000" <jan### [at] wxsnl> 
wrote:

> I would like to add some realistic clouds and ... thunder. Any ideas how
> this can be done? The thunder does not have te be visible directly. Just the
> illumination on the clouds.

I assume you mean lightning...just put a bright light source in the 
clouds when you want a flash of lightning (assuming you are using media 
clouds). A one-frame flash might be enough, or you may want groups of 
flashes over a period of time, which would be a bit more involved but 
not difficult.

-- 
Christopher James Huff - chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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