[pstricks] Slender structures. Dimension too large.

Christer Gustafsson gustaf at powertech.no
Tue Nov 22 11:09:29 CET 2005


We engineers  say that a pipline is a slender structure when its width 
is much smaller than its length.

The particular pipeline that I now deal with has a typical width of 0.05 
m and a length of 5000m. It is a complicated structure built from tubes, 
plastic profiles and electric cables. A preprocessor generates strength 
of materials information (dimensions, entire geometry, ...) automatically.

Graphics is produced by means of PSTricks in normally a wonderful manner 
by a batch system. It produce a large number of graphs, which generally 
are zooms of various sections of the line. The batch environment is 
effective.

However, the latest line has an extreme slenderness and the PSTricks 
system now gives me the error 'Dimension too large'.

I have included a simplification below in order to make my point clear. 
If you remove the two comments, then the error appears.

Could the error have been avoided in some other way than by means of 
hand-editing?




-- 

   Christer Gustafsson
   Grevlingveien 49
NO-3029 Drammen
   Norway

   Tel    + 47 3282 0728
   epost  gustaf at powertech.no

\documentclass[10pt,a4paper]{article}
\usepackage{a4wide}
\usepackage{pst-plot}
\usepackage{multido}
\begin{document}
\psset{linewidth=0.1pt}
\begin{figure}
\begin{pspicture}(  0.00,  0.00)( 16.00, 20.00)
\psset{xunit=160.000cm,yunit=160.000cm}
\rput[bl](  0.00,  0.01){%
\begin{psclip}{\psframe[linecolor=white](  0.00, -0.01)(  0.10,  0.09)}
%Autogenerated \psline(   0.000,   0.002)(   20.000,   0.002)
%Autogenerated \psline(   0.000,   0.012)(   20.000,   0.012)
\psline(   0.000,   0.002)(   1.000,   0.002)
\psline(   0.000,   0.012)(   1.000,   0.012)
\end{psclip}%
}% End rput
\end{pspicture}
\caption[Incs 0..0]{Deformed shapes. Increments 0..0}
\end{figure}
\clearpage
\end{document}






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