> The trick is to turn shadows off for the array and use a
> separate light for the shadow casting
You don't need to do that. The book is probably not specifically for
POV-Ray. If you use just, lets say 16 lights in the dome it should be enough
for smooth shadows. They just need to be area_lights, using the minimum of
samples possible (that is a grid of 2*2).
Regards,
Hugo
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