%% 
%%  A DANTE-Edition example
%% 
%% 
%%  Copyright (C) 2011 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[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,pst-3dplot}

\begin{document}
\psset{xMin=-2,xMax=2,yMin=-2,yMax=2,zMax=2}
\begin{pspicture}(-2,-2)(2,2.25)
  \pstThreeDCoor
  \psset{dotstyle=*,drawCoor=true}
  \pstThreeDDot(-1,1,0.5)
  \pstThreeDDot(1.5,-1,-1)
  \pstThreeDLine[linewidth=3pt,
     arrows=->](-1,1,0.5)(1.5,-1,-1)
\end{pspicture}
\end{document}