POV-Ray : Newsgroups : povray.advanced-users : Isosurface threshold 0..1 : Re: Isosurface threshold 0..1 Server Time
25 Apr 2024 05:41:07 EDT (-0400)
  Re: Isosurface threshold 0..1  
From: Mike Horvath
Date: 23 Nov 2016 19:27:39
Message: <583633fb$1@news.povray.org>
On 11/23/2016 7:22 PM, Christian Froeschlin wrote:
> No threshold will give the desired result using the color
> conversion function directly, as clipka explained you need
> a define a "distance" function for this purpose.
>
> Alternatively you could try to render the clipped function
> (set to 0 outside the gamut) as strongly scattering media but
> it may be fiddly and you don't get the look of a "surface"
> regarding finish and lighting etc.
>

What is a "distance" function?

The "convertLCH2RGBb2(y*100,sqrt(x*x+z*z)*100,atan2d(x,z))" bit is what 
clipka showed me.

Mike


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.