POV-Ray : Newsgroups : povray.advanced-users : SDL for a smooth spline? : Re: SDL for a smooth spline? Server Time
5 Jul 2024 15:13:56 EDT (-0400)
  Re: SDL for a smooth spline?  
From: Alain
Date: 29 Jan 2008 09:14:56
Message: <479f34e0@news.povray.org>
gregjohn nous apporta ses lumieres en ce 2008/01/29 07:25:
> Jim Charter <jrc### [at] msncom> wrote:
>> Isn't natural_spline that?  Else maybe something in Chris Colefax's
>> spline kit would work?
> 
> 
> Thanks, I had overlooked that one, didn't notice it in the docs.  It gets me
> most of the way there, but it appears to give a straight line for the first and
> last segment if one only defines a first and last point, no controls points.
> Akima didn't do that.
> 
> 
> 
> 
Any spline using only 2 points can only be straight. Any attempt to have such a 
spline curved would be uncontrolable.

-- 
Alain
-------------------------------------------------
Experience hath shewn, that even under the best forms of government those
entrusted with power have, in time, and by slow operations, perverted it
into tyranny.
Thomas Jefferson


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