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%%
%% The LaTeX Graphics Companion, 2ed (first printing May 2007)
%%
%% Example 6-6-24 on page 412.
%%
%% Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss
%%
%% 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.
%%
\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{207.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-3dplot}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-3,-4)(3,3.25)
\pstThreeDCoor[xMin=-4,xMax=4,
yMin=-3,zMin=-4,zMax=3]
\psset{linewidth=4pt}
\pstThreeDTriangle[linejoin=0]
(3,1,-2)(1,4,-1)(-2,2,0)
\pstThreeDTriangle
[linejoin=1,linecolor=red]
(3,-1,-2)(1,-4,-1)(-2,-2,0)
\pstThreeDTriangle
[linejoin=2,linecolor=blue]
(-1,1,-2)(-4,-1,-1)(-2,-4,0.5)
\end{pspicture}
\end{document}
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