POV-Ray : Newsgroups : povray.beta-test.binaries : isosurface contained_by or evaluation problem : Re: isosurface contained_by or evaluation problem Server Time
31 May 2024 19:31:08 EDT (-0400)
  Re: isosurface contained_by or evaluation problem  
From: Pierre Pruvost
Date: 7 Oct 2001 15:39:48
Message: <3bc0af84@news.povray.org>
Thanks !


>
>The actual gradient of a polynomial function in the order of n*x^(n-1).
>So the sort of gradients that you'll encounter at the edges of your
>container change something like this:
>
>n=4, container <-3,3>, gradient 4*3^3 = 36
>n=6, container <-3,3>, gradient 6*3^5 = 1458
>n=6, container <-2,2>, gradient 6*2^5 = 192
>
>Mike Williams
>Gentleman of Leisure


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