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> > OMG... you created something 17,826% better than what I had in
> > about 20 seconds!
> Fade_power should be 1 to be physicaly correct. A value of 2 is
> perfect for a light source, double the distance and get 1/4 the
> lighting, not for fading trough some substance. Light absorbtion
> trough a substance is linearly proportional to the thicknessm, double
> the thickness and the effect double, it don't quadruple.
Physically correct is exponential isn't it? ie a certain % of the light
gets attenuated each unit distance. If a certain distance only lets 10% of
the light through, then you'd expect 1% after double the distance, 0.01%
after 4x etc.
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