diff options
author | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
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committer | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
commit | e0c6872cf40896c7be36b11dcc744620f10adf1d (patch) | |
tree | 60335e10d2f4354b0674ec22d7b53f0f8abee672 /macros/latex/contrib/mpgraphics/mpgraphics-example.ltx |
Initial commit
Diffstat (limited to 'macros/latex/contrib/mpgraphics/mpgraphics-example.ltx')
-rw-r--r-- | macros/latex/contrib/mpgraphics/mpgraphics-example.ltx | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/macros/latex/contrib/mpgraphics/mpgraphics-example.ltx b/macros/latex/contrib/mpgraphics/mpgraphics-example.ltx new file mode 100644 index 0000000000..6b0d38150b --- /dev/null +++ b/macros/latex/contrib/mpgraphics/mpgraphics-example.ltx @@ -0,0 +1,32 @@ +\documentclass{article} +\usepackage{mpgraphics} +\begin{document} +\begin{mpdisplay} +LaTeX_unitlength := 1.0pt; +w := 60*LaTeX_unitlength; +h := 40*LaTeX_unitlength; +numeric xmin, xmax, ymin, ymax; +xmin := 1/4; xmax := 6; ymax := 1/xmin; u := 1cm; +vardef f(expr x) = 1/x enddef; +xinc := 0.1; +path pts_f; +pts_f := (xmin,f(xmin))*u +for x=xmin+xinc step xinc until xmax: +.. (x,f(x))*u +endfor; +path hline[], vline[]; +hline0 = (0,0)*u -- (xmax,0)*u; +vline0 = (0,0)*u -- (0,ymax)*u; +vline0.5 = (0.5,0)*u -- (0.5,ymax)*u; +vline4 = (4,0)*u -- (4,ymax)*u; +fill buildcycle(hline0, vline0.5, pts_f, vline4) +withcolor 0.8[blue,white]; +draw hline0; draw vline0; % draw axes +draw (0.5,0)*u -- vline0.5 intersectionpoint pts_f; +draw (4,0)*u -- vline4 intersectionpoint pts_f; +draw pts_f withpen pencircle scaled 2; +label.bot(btex $x$ etex, (0.9xmax,0)*u); +label.lft(btex $y$ etex, (0,0.9ymax)*u); +label.urt(btex Hello $f(x)$ etex, (0.5,f(0.5))*u); +\end{mpdisplay} +\end{document} |