Jan Dvorak <jan### [at] centrumcz> wrote:
> nemesis napsal(a):
> > "dlm" <me### [at] addressinvalid> wrote:
> >> aoi = apple of incision??
> >
> > Angle Of Incidence. The parts directly lit are shaded and vice-versa. Looks
> > nice for superheroes suits as well... :)
> >
> >
> I thought AOI was refering to the camera position, not illumination
> amount, isn't it? The latter would be nice too
Yes it is. The pattern is based on the calculated angle of the ray hitting it
(even trough reflections and refractions). It is similar to the slope pattern,
but has the advantages of 1) it is not based on a parallel global vector 2) it
is affected by reflection/refraction
-tgq
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