%%
%% The LaTeX Graphics Companion, 2ed (first printing May 2007)
%%
%% Example 6-5-16 on page 393.
%%
%% 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}
%
\makeatletter
\newcommand\xyPlain[1]{%
\ThreeDput[normal=0 0 1](0,0,0){% xy-plane
\psgrid(0,0)(#1,#1)%
\psline{->}(0,0)(0,#1)
\psline{->}(0,0)(#1,0)
\ifdim\psk@gridlabels pt>\z@
\uput[180]{0.2}(0,#1){$y$}%
\uput[-90]{0.2}(#1,0){$x$}%
\fi}}
\newcommand\xzPlain[1]{%
\ThreeDput[normal=0 -1 0](0,0,0){% xz-plane
\psgrid(0,0)(#1,#1)%
\psline{->}(0,0)(0,5)
\psline{->}(0,0)(#1,0)
\ifdim\psk@gridlabels pt>\z@
\uput[180]{0.2}(0,#1){$z$}%
\uput[-90]{0.2}(#1,0){$x$}%
\fi}}
\newcommand\yzPlain[1]{%
\ThreeDput[normal=1 0 0](0,0,0){% yz-plane
\psgrid(0,0)(#1,#1)%
\psline{->}(0,0)(0,#1)
\psline{->}(0,0)(#1,0)
\ifdim\psk@gridlabels pt>\z@
\uput[180]{0.2}(0,#1){$z$}%
\uput[-90]{0.2}(#1,0){$y$}%
\fi}}
\def\IIIDKOSystem{\@ifnextchar[{\IIIDKOSystem@i}{\IIIDKOSystem@i[]}}
\def\IIIDKOSystem@i[#1]#2{%
\addto@par{#1}%
\use@par%
\xyPlain{#2}\xzPlain{#2}\yzPlain{#2}}
\makeatother
\StartShownPreambleCommands
\usepackage{pstricks,pst-3d}
% \IIIDKOSystem and \xyPlain defined in
% example code
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(5,4.25)
\psset{subgriddiv=0,griddots=10,
gridlabels=7pt,viewpoint=1 -1 0.75}
\IIIDKOSystem{5}
\ThreeDput{\psframe*[linecolor=.!80](3,3)}
\ThreeDput(1.5,1.5,0){\Huge below}
\ThreeDput(0,0,1.5){%
\psframe*[linecolor=.!25](3,3)}
\ThreeDput(1.5,1.5,1.5){\Huge middle}
\ThreeDput(0,0,3){%
\psframe*[linecolor=.!50](3,3)}
\ThreeDput(1.5,1.5,3){\Huge above}
\ThreeDput(4,4,0){%
\psframe*[linecolor=.!75](-1,-1)(1,1)}
\ThreeDput(4,4,0){\psdot[dotscale=3]}
% redraw front plain to appear on top
\xzPlain{5}
\end{pspicture}
\end{document}
