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author | Karl Berry <karl@freefriends.org> | 2013-04-07 18:26:53 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2013-04-07 18:26:53 +0000 |
commit | b04c2e1a42573e9735547702356c7b9a769a6855 (patch) | |
tree | c0753443f39500a062d7698fe6b94359c813f871 /Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy | |
parent | fb0bf13304a356f197bfc1add17f98c07e96f17b (diff) |
texmf -> texmf-dist: doc
git-svn-id: svn://tug.org/texlive/trunk@29714 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy')
-rw-r--r-- | Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy b/Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy new file mode 100644 index 00000000000..8ea5b264b48 --- /dev/null +++ b/Master/texmf-dist/doc/asymptote/examples/trefoilknot.asy @@ -0,0 +1,23 @@ +import tube; +import graph3; +import palette; +currentlight=White; + +size(0,8cm); +currentprojection=perspective(1,1,1,up=-Y); + +int e=1; +real x(real t) {return cos(t)+2*cos(2t);} +real y(real t) {return sin(t)-2*sin(2t);} +real z(real t) {return 2*e*sin(3t);} + +path3 p=scale3(2)*graph(x,y,z,0,2pi,50,operator ..)&cycle; + +pen[] pens=Gradient(6,red,blue,purple); +pens.push(yellow); +for (int i=pens.length-2; i >= 0 ; --i) + pens.push(pens[i]); + +path sec=scale(0.25)*texpath("$\pi$")[0]; +coloredpath colorsec=coloredpath(sec, pens,colortype=coloredNodes); +draw(tube(p,colorsec),render(merge=true)); |