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\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} |