From e0c6872cf40896c7be36b11dcc744620f10adf1d Mon Sep 17 00:00:00 2001 From: Norbert Preining Date: Mon, 2 Sep 2019 13:46:59 +0900 Subject: Initial commit --- .../contrib/mpgraphics/mpgraphics-example.ltx | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 macros/latex/contrib/mpgraphics/mpgraphics-example.ltx (limited to 'macros/latex/contrib/mpgraphics/mpgraphics-example.ltx') 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} -- cgit v1.2.3