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%%
%% Ein Beispiel der DANTE-Edition
%%
%%
%% Copyright (C) 2010 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
%%
\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{190.324pt}
\setlength\parindent{0pt}
\StartShownPreambleCommands
\usepackage{pst-solides3d}
\StopShownPreambleCommands
\begin{document}
\psset{viewpoint=20 60 20 rtp2xyz,
lightsrc=10 15 7,Decran=20}
\pstVerb{
/verform {
4 dict begin % lokal halten
/M defpoint3d % als Vektor speichern
/a .5 def /b 1 a 3 sqrt mul sub def
/k M norme3d a mul b add def
M k mulv3d
end
} def
}%
\begin{pspicture}(-3,-4)(3,3)
\psset{linewidth=.02,linecolor=gray}
\psSolid[object=cube,a=3,ngrid=9,
transform=verform]%
\end{pspicture}
\end{document}
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