POV-Ray : Newsgroups : povray.general : Spring is sprung. : Re: Spring is sprung. Server Time
3 Aug 2024 22:11:58 EDT (-0400)
  Re: Spring is sprung.  
From: Rafal 'Raf256' Maj
Date: 23 Sep 2003 10:24:30
Message: <Xns93FFA6D0648Fraf256com@204.213.191.226>
McA### [at] aolcom news:c1j0nvccpb4or0qvk6kcm10o73j08mfikq@4ax.com

> Does any one have ideas for a compressible spring for an animation.
> I've tried a sphere_sweep but the rendering times are too long for me?

Maybe union of sphere+cones would be faster?

-- 
#macro g(U,V)(.4*abs(sin(9*sqrt(pow(x-U,2)+pow(y-V,2))))*pow(1-min(1,(sqrt(
pow(x-U,2)+pow(y-V,2))*.3)),2)+.9)#end#macro p(c)#if(c>1)#local l=mod(c,100
);g(2*div(l,10)-8,2*mod(l,10)-8)*p(div(c,100))#else 1#end#end light_source{
y 2}sphere{z*20 9pigment{function{p(26252423)*p(36455644)*p(66656463)}}}//M


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