\documentclass{article}
\usepackage{pst-solides3d,pst-node,pst-plot,multido,url}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{colortbl}
\usepackage{array}
\usepackage[a4paper,bottom=2.5cm,top=2cm]{geometry}
%%\usepackage[frenchle]{babel}
\makeatletter

\title{\texttt{pst-solides3d} :\\
       Test 1}
\date{\today }
\begin{document}
\maketitle

%\psset{lightsrc=10 20 30,viewpoint=50 20 30 rtp2xyz}
\psset{viewpoint=50 20 30 rtp2xyz}

\section {Test intersection solide/plans}

\begin{center}
\psset{unit=0.75}
\psset{viewpoint=50 -20 30 rtp2xyz,Decran=50}
\begin{pspicture*}(-5,-4)(6,9)
\psframe(-5,-4)(6,9)
\psSolid[object=cube,
   action=draw*,
   intersectiontype=0,
   intersectionplan={[1 0 .5 2] 1 [1 0 .5 -1]},
   intersectionlinewidth=1 2,
   intersectioncolor=(bleu) (orange) (rouge),
%   hollow=true,
   fillcolor=yellow,
   incolor=red,
%   numfaces=all,
%   rm=4,
   ]
\end{pspicture*}
\end{center}

\end{document}