Am 09.09.2015 um 04:31 schrieb Nekar Xenos:
> On Wed, 09 Sep 2015 01:54:54 +0200, clipka <ano### [at] anonymousorg> wrote:
> 
> 
>> That used to be the case indeed. As of POV-Ray 3.7.1, however,
>> fade_distance can be set to 0 for effect: The distance-based fading will
>> then follow a true inverse power law (effective_brightness =
>> nominal_brightness / (distance^fade_power)) rather than POV-Ray's
>> traditional fading formula; nominal brightness will be achieved at unit
>> distance.
>>
> 
> Maybe I'm getting something wrong, but this looks like divide by zero to
> me.

At a distance of zero - yes. But if you place a light source at a
distance of zero to a surface, you have other problems anyway.

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