POV-Ray : Newsgroups : povray.advanced-users : Exponential cylinder density function : Re: Exponential cylinder density function Server Time
18 Jun 2021 01:56:42 EDT (-0400)
  Re: Exponential cylinder density function  
From: Bald Eagle
Date: 7 Feb 2021 09:10:09
Message: <web.601ff42ce7960e541f9dae300@news.povray.org>
Mike Horvath <mik### [at] gmailcom> wrote:
> On 2/6/2021 11:48 PM, Mike Horvath wrote:
> > I am using this density function:
> >
> > function {1-f_cylindrical(x,y,z)}
> >
> > How do I make it so that the density decreases exponentially?
> Increases rather.


> > function {1-f_cylindrical(x,y,z)*f_cylindrical(x,y,z)}

This would be geometrically?

Exponentially would imply using log() or (exp) ?
or maybe pow (term, some varying power)

I usually use a spreadsheet, or plot my function in POV-Ray with spheres to show
myself what's actually going on


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