<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%% 
%%  A DANTE-Edition example
%% 
%%  Example 23-06-7 on page 395.
%% 
%%  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{375.57637pt}
\setlength\parindent{0pt}

\usepackage{pst-solides3d,pstricks-add}

\begin{document}
\psset{unit=0.8}
\begin{pspicture}(-3,-3)(3,9)\psset{viewpoint=50 10 15,lightsrc=8 8 8}
\psSolid[object=sphere,r=4,fillcolor=blue!60!yellow!90,ngrid=36 36,
         intersectiontype=1,intersectionplan={[1 1 1 -2]},intersectioncolor=(jaune),
         intersectionlinewidth=1](0,0,0)
\psSolid[object=cone,r=3.944,h=12.7,linecolor=yellow,fillcolor=yellow!40,
         opacity=0.4,lightsrc={},RotX=-35.26,RotY=-45,RotZ=-90,
         ngrid=12 36](0.667,0.667,0.667)
\psPoint(8,8,8){ls}
\uput[45](ls){light source}
\rput(ls){$\bullet$}
\axesIIID[showOrigin=false](4,4,4)(11,6,6)
\end{pspicture}
\end{document}
</pre></body></html>