POV-Ray : Newsgroups : povray.general : fade_power documentation question : Re: fade_power documentation question Server Time
1 Aug 2024 08:24:10 EDT (-0400)
  Re: fade_power documentation question  
From: Trevor G Quayle
Date: 13 Dec 2005 09:00:01
Message: <web.439ed3526b2283966c4803960@news.povray.org>
Tim Cook <z99### [at] bellsouthnet> wrote:
> The documentation for POV 3.5 says "For realistic effects a fade power
> of 1 to 2 should be used.", then "If you set fade_power in the interior
> of an object at 1000 or above, a realistic exponential attenuation
> function will be used"...this is confusing.  Which is the realistic
> value, 1..2, or 1000+?
>

The answer is both.  If you reread it, you'l see for the main fade function,
a value of 1-2 gives realistic results.  However, if you set it to 1000 or
above, a different function is used.


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