[OS X TeX] How to plot functions with PGF and TeXShop ?

[Peter Lichtner]

It worked fine for me with TeXShop---after I installed pgf in ~/ 
Library/texmf/tex/latex.
...Peter

On Jan 15, 2006, at 3:44 AM, Franck Pastor wrote:

> Hello,
>
> I'm facing a strange problem with PGF (a package for drawings, by  
> Till Tantau, that I am currently testing) and TeXShop. This package  
> needs and calls Gnuplot to plot functions. To do this, you have to  
> call pdflatex with the option "shell-escape". Here is an example:
>
> \documentclass{article}
> \usepackage{tikz}
> \begin{document}
> \begin{tikzpicture}[domain=0:4]
> \draw[very thin,color=gray] (-0.1,-1.1) grid (3.9,3.9);
> \draw[->] (-0.2,0) -- (4.2,0) node[right] {$x$};
> \draw[->] (0,-1.2) -- (0,4.2) node[above] {$f(x)$};
> \draw[color=red] plot[id=x] function{x} node[right] {$f(x) =x$};
> \draw[color=blue] plot[id=sin] function{sin(x)} node[right] {$f(x)  
> = \sin x$};
> \draw[color=orange] plot[id=exp] function{0.05*exp(x)} node[right]  
> {$f(x) = \frac{1}{20} \mathrm e^x$};
> \end{tikzpicture}
> \end{document}
>
> If I name this program "pgf-test.tex", and if I enter in the Terminal:
>
> pdflatex --shell-escape pgf-test.tex
>
> everything works fine. But if I compile it with TeXShop (whose  
> preferences are set to "--shell-escape", of course), the functions  
> are not drawn ! And I can't understand why. It seems that TeXShop  
> can't find Gnuplot, which is installed in /sw/bin via Fink.
>
> Any idea to help me understand this problem (and solve it if  
> possible) ?
>
> Thanks,
>
> Franck Pastor
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<><><><><><><><><><><><><><><><><><><><><>
Peter C. Lichtner (lichtner at lanl.gov)
LANL EES-6: MS D469
(505) 667-3420 (o)
(505) 665-3285 (fax)
Los Alamos National Laboratory
SM-30 Bikini Atoll Road
Los Alamos, NM 87545
<><><><><><><><><><><><><><><><><><><><><>



------------------------- Info --------------------------
Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
          & FAQ: http://latex.yauh.de/faq/
TeX FAQ: http://www.tex.ac.uk/faq
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