Thanks clipka, I'll try this out!

clipka <ano### [at] anonymousorg> wrote:
> Am 31.08.2012 09:00, schrieb mathieu_r:
> > What's the difference between an object emitting light using an emission media
> > and a light which Looks_Like an object?
>
> I'm referring to objects emitting light via the new "emission" finish
> parameter (in POV-Ray 3.6, "ambient" would have been mis-used for that
> purpose).
>
> If the object is comparatively simple (such as a sphere) and/or not too
> close to any surface, I'd recommend an area light with a looks_like
> object, as it's usually faster, does work with highlights (phong or
> specular), and doesn't necessarily need radiosity to work.
>
> To use an object with an "emission" finish term you need radiosity, and
> it's difficult to get highlight effects. OTOH it often gives more
> realistic results if the emitting object is close to a surface and
> comparatively complex.

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