Am 01.09.2015 um 05:27 schrieb And:
> "And" <49341109@ntnu.edu.tw> wrote:
>> And here is a picture it works with radiosity feature on:
> 
> I forgot a matter. We should use a light_source that it assigns fade_distance 0
> in POV-Ray 3.71 to get a realistic result.

I would recommend using a non-zero fade_distance, set to be equal to the
corresponding object's radius. That more closely mimicks the
characteristics of a non-point light source.

Obviously you'll have to adjust the light source's brightness accordingly.

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