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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% bsp05.tex ---
%% Autor : Herbert Voss <voss@perce.de>
%% Datum : 2004-04-25
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{filecontents}{dataError.dat}
-0.7 -0.4 0.1 0.5 -0.43 3 0 0.4
1 4.6 -0.5 0.2 1.2 2.3 -0.2 0.2
1.7 3.9 -0.1 1 2.7 -1.1 -0.2 0.3
3.98 -0.7 -0.4 0 4.5 0.7539 -0.5 0.4
\end{filecontents}
\documentclass{article}
%\usepackage{multido}
\usepackage{pstricks}
\usepackage{pst-plot}
\SpecialCoor
\makeatletter
\def\errorLine{\@ifnextchar[{\pst@errorLine}{\pst@errorLine[]}}
\def\pst@errorLine[#1](#2)#3#4{{%
\def\pst@tempa{#1}
\ifx\pst@tempa\empty\else\psset{#1}\fi
\pst@getcoor{#2}\pst@tempA
\def\@errorMin{#3}
\def\@errorMax{#4}
\psline{|-|}(!%
/yDot \pst@tempA exch pop \pst@number\psyunit div def
/xDot \pst@tempA pop \pst@number\psxunit div def
xDot yDot \@errorMin\space add%
)(!%
/yDot \pst@tempA exch pop \pst@number\psyunit div def
/xDot \pst@tempA pop \pst@number\psxunit div def
xDot yDot \@errorMax\space add)
}}
%
\def\GetCoordinates#1{\expandafter\GetCoordinates@i#1}
\def\GetCoordinates@i #1{\GetCoordinates@ii#1}
\def\GetCoordinates@ii#1 #2 #3 #4 #5 #6 #7 #8 {%
\DoCoordinate{#2}{#4}%
\errorLine[linecolor=red, linewidth=2pt](#2,#4){#6}{#8}% <<<<<
\@ifnextchar D{\GetCoordinates@ii}{}%
}
\makeatother
\parindent=0pt
\pagestyle{empty}
\begin{document}
\psset{dotscale=2,unit=1cm}%
\readdata{\Data}{dataError.dat}
\begin{pspicture}(-1,-2)(5,5.5)
\psaxes(0,0)(-1,-2)(5,5)
\def\DoCoordinate#1#2{\psdot(#1,#2)}%
\GetCoordinates{\Data}
\end{pspicture}
%\show\Data% for the logfile
\end{document}
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