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%%
%% Ein Beispiel der DANTE-Edition
%%
%% 7. Auflage
%%
%% Beispiel 35-00-24 auf Seite 828.
%%
%% Copyright (C) 2016 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[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pstricks}
%StopShownPreambleCommands
\begin{document}
\newcount\WL
\def\WaveToPS#1%
{\definecolor{tmp}{wave}{#1}%
\extractcolorspec{tmp}\tmp
\expandafter\convertcolorspec\tmp{rgb}\tmp
\expandafter\WaveToPSi\tmp,}
\def\WaveToPSi#1,#2,#3,%
{\pstVerb{/Red{#1}def /Green{#2}def /Blue{#3}def}}
\definecolor[ps]{lambda}{rgb}{Red Corr Green Corr Blue Corr}%
\pstVerb{/Corr{dup 0 gt {Gamma exp}if }def}
\def\DisplayBar#1#2%
{\linethickness{1.25\unitlength}\WL=360
\pstVerb{/Gamma{#1}def}%
\multiput(360,#2)(1,0){456}%
{\WaveToPS{\the\WL}%
{\color{lambda}\line(0,1){50}}\global\advance\WL1}%
\linethickness{0.25\unitlength}\WL=360
\multiput(360,#2)(20,0){23}%
{\picture(0,0)
\line(0,-1){5}
\multiput(5,0)(5,0){3}{\line(0,-1){2.5}}
\put(0,-10){\makebox(0,0){\the\WL}}\global\advance\WL20
\endpicture}%
\put(350,#2){\makebox(0,50)[r]{\small$\gamma$\,=\,#1}}}
\unitlength.75pt
\begin{picture}(510,345)(310,-10)
\sffamily\tiny
\DisplayBar{0.4}{0}%
\DisplayBar{0.6}{70}%
\DisplayBar{0.8}{140}%
\DisplayBar{1.0}{210}%
\DisplayBar{1.2}{280}%
\end{picture}
\end{document}
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