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Hm, if it already is scattering-media, play a
little with the extinction and add some absorption
value. It seems to glow too much. Otherwise,
as I've already said, nice work!
--
Tim Nikias v2.0
Homepage: http://www.digitaltwilight.de/no_lights
Email: Tim### [at] gmx de
> Tim Nikias v2.0 wrote:
> > That pic is awesome! You should use scattering media for the
> > smoke though, for an extra amount of realism. Use a high enough
> > sample count to get rid of artifacts and tweak the scattering media
> > till it looks like smoke. It has a nice realistic feeling to it, as
though
> > its a sculpture or such. I like it!
>
> Actually it *is* scattering media, type 1, color White with a spherical
> density and a color_map from Black to White (or vice-versa, I don't
> remember now). I believe the reason why the steam appears black in some
> areas is because no direct light reaches those media particles, so the
> only light those particles will scatter is the ambient light. Which in
> turn is rather dark. This can be seen near the top, where the same media
> container (one of those with the clearly visible artifacts) is half
> bright and half dark, the dark part being shadowed by the main object.
>
> I also played with the idea of illuminating the steam from within the
> orifices, but the render time would be insanely high.
>
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