"Random Pete" <pet### [at] gmailcom> wrote in message 
news:web.45200051e7045ab39cf609e10@news.povray.org...
> I'm working on a design which has a number of media-filled objects (using
> emission to produce glowing effects around other solid objects). Very 
> often
> where 2 objects overlap in the camera view, occasonal bright white pixels
> appear on the objects. I've tried rendering with anti-aliasing and a 
> higher
> max_trace_level and neither of these fix it. I've seen quite a few
> references to this kind of problem with media, but have been struggling to
> find any tips to solve it, or any discussion of the cause of this issue!
> Has anyone got any good advice?

I'm working on an emission media problem as well with some clouds .... 
(concentric spheres) and no_shadow keyword on the object nearest the camera 
appeared to have helped with my problem.

Jim

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