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153 lines
2.9 KiB
153 lines
2.9 KiB
\documentclass{article}
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\usepackage[utf8]{inputenc}
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\usepackage{tikz}
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\usepackage{pgfplots}
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%\usepackage{pgf-pie}
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\pgfplotsset{colormap/jet,width=3.5in,compat=1.16}
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\title{pgfplots}
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\author{Gerardo Marx Chávez-Campos}
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\date{February 2021}
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\begin{document}
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\maketitle
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\section{\LaTeX{} as calculator}
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This is an example to insert plots computed by \LaTeX{}:
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\begin{figure}[!htb]
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\centering
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\begin{tikzpicture}
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\begin{axis}
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\addplot{3*x+5};
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\addlegendentry{$f(x)$}
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\addplot{x^2+5};
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\addlegendentry{$g(x)$}
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\end{axis}
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\end{tikzpicture}
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\caption{Caption}
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\label{fig:my_label}
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\end{figure}
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\newpage
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\section{Bar plots}
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\begin{figure}[!htb]
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\centering
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\begin{tikzpicture}
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\begin{axis}[
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xlabel=Groups,
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ylabel= Counts,
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symbolic x coords={Group1, Group2, Group3},
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ybar,nodes near coords,
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enlarge x limits = 0.15,
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xtick=data
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]
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\addplot coordinates{
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(Group1,3)
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(Group2,4)
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(Group3,2)
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};
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\addplot coordinates{
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(Group1,2)
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(Group2,4)
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(Group3,1)
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};
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\legend{MacOs, Windows}
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\end{axis}
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\end{tikzpicture}
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\caption{Caption}
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\label{fig:my_label}
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\end{figure}
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%\section{Pie charts}
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%\begin{figure}
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% \centering
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% \begin{tikzpicture}
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%\pie{22.97/Los Angeles Lakers,
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% 22.97/Boston Celtics,
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% 8.11/Golden State Warriors,
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% 8.11/Chicago Bulls,
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% 6.76/San Antonio Spurs,
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% 31.07/Other Teams}
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%\end{tikzpicture}
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% \caption{Caption}
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% \label{fig:my_label}
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%\end{figure}
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\section{Reading data from CSV files}
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\begin{tikzpicture}
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\begin{semilogyaxis}[
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legend pos=north west,
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%ylabel style={rotate =-90},
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xlabel=x,
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ylabel=y]
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\addplot[color=black, mark=*, line width=1pt] table[x=time, y=voltage, col sep=comma]{data.csv};
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\addlegendentry{voltage}
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\addplot table[x=time, y=current, col sep=comma]{data.csv};
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\addlegendentry{current}
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\end{semilogyaxis}
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\end{tikzpicture}
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\section{3D Plots}
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\begin{figure}[!htb]
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\centering
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\begin{tikzpicture}
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\begin{axis}
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\addplot3[
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mesh,
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samples=50,
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domain=-10:9
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]
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{sin(deg(sqrt(x^2+y^2)))/sqrt(x^2+y^2)};
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\addlegendentry{$f(x)$}
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\end{axis}
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\end{tikzpicture}
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\caption{The Mexican hat}
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\label{fig:my_label}
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\end{figure}
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\section{How to configure PGFPlots}
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\begin{figure}[!h]
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\centering
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% \includegraphics{}
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\begin{tikzpicture}
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\begin{axis}[
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xlabel=time $t$,
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mark size =2.5pt,
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ylabel= $f(t)$
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legend pos=north west,
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ymajorgrids=true,
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grid style=dashed,
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]
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\addplot[
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dashed,
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domain=-3:3,
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samples=20,
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mark=*,
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color=black,
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line width=1pt,
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]
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{x^2+9};
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\addlegendentry{Eq1}
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\addplot[
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dotted,
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mark options={solid},
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domain=-3:3,
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samples=20,
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mark=o,
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line width=1pt,
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color=black!40!white]
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{20*sin(2*x*20)};
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\addlegendentry{$\sin(40x)$}
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\end{axis}
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\end{tikzpicture}
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\caption{Caption}
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\label{fig:my_label}
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\end{figure}
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\end{document}
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