It isn't clipped. In my experience, using higher
values amplified the effect, which is what I'd
expect it to do. But I'm not too sure about the
way you use your media, perhaps scattering
has some side-effects due to extinction?


--
Tim Nikias
Homepage: http://www.digitaltwilight.de/no_lights/index.html
Email: Tim### [at] gmxde

> Is density clipped?
>
> I'm having trouble getting really thick media using a density function
which
> might be explained if density is getting clipped to 1.
>

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