%% 
%%  A DANTE-Edition example
%% 
%%  Example 07-01-10 on page 83.
%% 
%%  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{177.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks}

\begin{document}
\begin{pspicture}(3,3)
\psframe[fillstyle=penrose](3,3)
\end{pspicture}\quad
\begin{pspicture}(3,3)
\psframe[fillstyle=penrose,psscale=0.5](3,3)
\end{pspicture}\\[10pt]
\begin{pspicture}(3,3)
\psccurve[fillstyle=penrose*,fillcolor=red!30,
  hatchcolor=blue](0,1.5)(1.5,3)(3,1.5)(1.5,0)
\end{pspicture}\quad
\begin{pspicture}(3,3)
\psccurve[fillstyle=penrose*,
  fillcolor=blue!30,psscale=0.3]%
  (0,1.5)(1.5,3)(3,1.5)(1.5,0)
\end{pspicture}
\end{document}