%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
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%%  Beispiel 22-06-91 auf Seite 462.
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%%  Copyright (C) 2016 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-solides3d}
%StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-7,-2)(7,4)
\psset{lightsrc=80 30 30,viewpoint=1000 60 20 rtp2xyz,Decran=1000}
\psset{solidmemory}
\defFunction[algebraic]{Func}(t){2+2*cos(t)}{2*tan(t/2)}{2*sin(t)}
\defFunction[algebraic]{Func'}(t){-2*sin(t)}{2*(1+tan(1/2*t)^2)}{2*cos(t)}
\psSolid[object=courbe,range=-2.8 2.6,ngrid=72 12,function=Func,name=H1,
  hue=0 1 0.7 1,action=none,r=1]
\psSolid[object=cylindrecreux,h=20,r=1,RotX=90,incolor=green!30,action=none,name=C1,
  ngrid=36 36](2,10,0)
\psSolid[object=fusion,base=H1 C1]
\composeSolid
\end{pspicture}
\end{document}
