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Rune <run### [at] iname com> wrote:
> What exactly does orient do to area_lights? According to the MegaPov docs it
> makes sure the area_light plane is perpendicular to the point which is being
> tested for a shadow.
> However, in the image posted to p.b.i I would have expected the shadow of
> the object to the right to be blurred evenly in all directions like the
> object at the bottom, but that isn't the case. Why not?
> Also, when using area_lights where one dimension is bigger than the other
> (area_light is rectangular) how is the rectangle oriented, and can it be
> controlled in some way?
I've wondered, and posted, this question myself, but no one ever answered.
It certainly does affect something, since I've had edge on shadows become
softer, but I don't know what it does with non-sqare area lights. I've
experimented a bit, but couldn't figure it out from inference.
Geoff
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