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On 6/16/2010 3:18 AM, Thomas de Groot wrote:
> "SharkD"<pos### [at] gmail com> schreef in bericht
> news:4c18359b$1@news.povray.org...
>>>
>>
>> I know you're trying to stay true to the book, but you could replace the
>> shadow "squares" with a lattice of some sort that progressively blocks
>> more or less light in a gradual manner.
>>
>
> No, that is not the problem, and in fact the area_light sun already takes
> care of the penumbrae cast by the shadow squares like you can see on the
> images. The point is that the sun is always at the vertical to the ring
> surface, like if you were in the tropics on Earth, and permanently at noon.
> This results in very little shadow effects on the landscape, and is why by
> the way, photography at noon is not recommended in general. So *real*
> shadows will be cast by overhangs, artificial objects, and clouds.
>
> Thomas
>
>
Yes, I'm having the same problem with my spinner colony. Maybe you could
add some sort of lens surrounding the sun that makes it appear as if it
changes position?
--
http://isometricland.com
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