\documentclass[a4paper]{article}
\usepackage{pst-solides3d}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\pagestyle{empty}
\date{6 septembre 2\,006}
\author{JPV \& ML}

\title{test cone}

\begin{document}
\maketitle
\begin{enumerate}
  \item cône + conecreux + tronccone + troncconecreux
\end{enumerate}

%% avec mode = 0
\begin{center}
%%
\psset{unit=0.5}
%
\begin{pspicture}(-5,-4)(5,4)
\psframe(-5,-4)(5,4)
\psset{THETA=20,PHI=30,Dobs=50,Decran=30}
\psSolid[object=cone,mode=4,lightsrc={(10,10,10)}](0,2,0)
\psSolid[object=cone,RotX=90,h=9,r=2,color=cyan,incolor=red,lightsrc={(10,10,10)}](4,-3,0)
\end{pspicture}
%%
\begin{pspicture}(-5,-4)(5,4)
\psframe(-5,-4)(5,4)
\psset{THETA=20,PHI=30,Dobs=50,Decran=30}
\psSolid[object=conecreux,RotX=90,color=cyan,incolor=red,lightsrc={(10,10,10)}](0,2,0)
\end{pspicture}
%%
\end{center}

\begin{center}
%%
\psset{unit=0.5}
%
\begin{pspicture}(-5,-4)(5,4)
\psframe(-5,-4)(5,4)
\psset{THETA=20,PHI=30,Dobs=50,Decran=30}
\psSolid[object=tronccone,r0=2,r1=1,h=6,mode=2,lightsrc={(10,10,10)}](0,2,0)
\psSolid[object=troncconecreux,RotX=-90,color=cyan,incolor=red,lightsrc={(10,10,10)}](4,-6,0)
\end{pspicture}
%%
%%
\end{center}

\end{document}
