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John M. Dlugosz wrote in message <37cc9f4f@news.povray.org>...
>
>Bob Hughes <inv### [at] aol com> wrote in message
>news:37cc9234@news.povray.org...
>> I've never encountered what you mention is wrong, and it sounds
>> peculiar. Did you use more than 'adaptive 1'? I'm sure you must be
>> using 'jitter' in that too, aren't you? But what it almost sounds like
>> is a 'area_light' whose plane is aligned with the small object
>> somehow.
>
>
>It turns out that the shadow in question is correct, not generated by this
>area light. When I tested the image without the light to see if that
shadow
>went away, I must have used the wrong options, as the shadow went away <g>.
>
>I'm still interested in general ideas for the "room edge" effect, or the
>transition from ambiant to directional light. I think my idea is OK for
>some scenes, but because the illumination isn't an area (it only affects
the
>shadows) it can cause unwanted highlights too.
Try using radiosity -- it has a much greater effect in this situation than
you'd expect.
Mark
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