bar plot
A bar plot representing the execution time of five algorithms over different problems.
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%%% Full, compilable sources including data files are on Github:
%%% https://github.com/bvieuble/TeXFantasy/tree/main/bars/fig2
%%% Appears in my article ``Combining sparse approximate factorizations with
%%% mixed-precision iterative refinement''.
% Compiled with XeLaTeX
% TeX-command-extra-options: "-shell-escape"
\documentclass[convert={outext=.png},border=10pt]{standalone}
\usepackage{tikz}
\usetikzlibrary{shapes.arrows,positioning}
\usepackage{pgfplots, pgfplotstable, pgfplotstablefilter}
\pgfplotsset{compat=newest}
\input{color_theme.tex}
% Reinit stacked bar command
\makeatletter
\newcommand\resetstackedplots{
\makeatletter
\pgfplots@stacked@isfirstplottrue
\makeatother
}
% Load data and make groups of plots
\pgfplotstableread[col sep=comma]{data.csv}{\data}
\pgfplotstablefilter[group equals 1]{\data}{\groupa}
\pgfplotstablefilter[group equals 2]{\data}{\groupb}
\pgfplotstablefilter[group equals 3]{\data}{\groupc}
\pgfplotstablefilter[group equals 4]{\data}{\groupd}
% Get the number of rows of the data (i.e the number of matrices)
\pgfplotstablegetrowsof{\groupa}
\pgfmathsetmacro{\nbrowsa}{\pgfplotsretval}
\pgfplotstablegetrowsof{\groupb}
\pgfmathsetmacro{\nbrowsb}{\pgfplotsretval}
\pgfplotstablegetrowsof{\groupc}
\pgfmathsetmacro{\nbrowsc}{\pgfplotsretval}
\pgfplotstablegetrowsof{\groupd}
\pgfmathsetmacro{\nbrowsd}{\pgfplotsretval}
\begin{document}
\begin{tikzpicture}
\begin{axis}
[
point meta=explicit symbolic,
nodes near coords,
every node near coord/.append style={font=\normalsize,above},
legend style={at={(0.2,0.95),font=\normalsize},
anchor=north,legend columns=-1},
ybar stacked,
ymajorgrids,
width=1.2\linewidth,
height=0.5\linewidth,
ylabel={\normalsize Normalized time by DMUMPS},
y label style={at={(axis description cs:-0.075,0.5)}},
axis lines=left,
x tick label style={font=\normalsize},
x tick style={thick},
xmin=-0.5,
xmax=\nbrowsa-0.5,
xtick=data,
xticklabels from table={\groupa}{name},
xticklabel style={font=\normalsize},
ymin=0,
ymax=1.6,
ytick={0, 0.25, 0.5, 0.75, 1},
name=axis1,
at={(0,0)}
]
\pgfplotsinvokeforeach{0,...,\nbrowsa-1} {
\node at (axis cs:#1-0.3,0.1) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {A};
\node at (axis cs:#1-0.15,0.1) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {B};
\node at (axis cs:#1,0.1) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {C};
\node at (axis cs:#1+0.15,0.1) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {D};
\node at (axis cs:#1+0.3,0.1) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {E};
}
\addplot [fill=myred-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=factod] {\groupa};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=solveddq] {\groupa};
\addplot [fill=myblue-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=otherddq,meta=metaddq] {\groupa};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=factos] {\groupa};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=solvesdd] {\groupa};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=othersdd,meta=metasdd] {\groupa};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=factos] {\groupa};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=solvesdddd] {\groupa};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=othersdddd,meta=metasdddd] {\groupa};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=0.15]
table[x expr=\coordindex,y=factos] {\groupa};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=0.15]
table[x expr=\coordindex,y=solvesdq] {\groupa};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=0.15]
table[x expr=\coordindex,y=othersdq,meta=metasdq] {\groupa};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=factos] {\groupa};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=solvesdqdd] {\groupa};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=othersdqdd,meta=metasdqdd] {\groupa};
\legend{Facto, Solves, Other}
\end{axis}
\begin{axis}
[
point meta=explicit symbolic,
nodes near coords,
legend style={at={(0.8,0.95)},
anchor=north,legend columns=-1},
every node near coord/.append style={font=\normalsize,above},
ybar stacked,
ymajorgrids,
width=1.2\linewidth,
height=0.5\linewidth,
ylabel={\normalsize Normalized time by DMUMPS},
y label style={at={(axis description cs:-0.075,0.5)}},
axis lines=left,
x tick label style={font=\normalsize},
x tick style={thick},
xmin=-0.5,
xmax=\nbrowsb-0.5,
xtick=data,
xticklabels from table={\groupb}{name},
xticklabel style={font=\normalsize},
ymin=0,
ymax=4.,
ytick={0, 0.5, 1, 2},
yticklabels={0, 0.5, 1, 2},
name=axis2,
at={(0,-0.45\linewidth)}
]
\pgfplotsinvokeforeach{0,...,\nbrowsb-1} {
\node at (axis cs:#1-0.3,0.25) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {A};
\node at (axis cs:#1-0.15,0.25) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {B};
\node at (axis cs:#1,0.25) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {C};
\node at (axis cs:#1+0.15,0.25) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {D};
\node at (axis cs:#1+0.3,0.25) [circle,scale=0.75,draw=none,
fill=green!0,inner sep=1pt] {E};
}
\addplot [fill=myred-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=factod] {\groupb};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=solveddq] {\groupb};
\addplot [fill=myblue-mild,bar width=0.1,draw=none]
table[x expr=\coordindex,y=otherddq,meta=metaddq] {\groupb};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=factos] {\groupb};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=solvesdd] {\groupb};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=-0.3]
table[x expr=\coordindex,y=othersdd,meta=metasdd] {\groupb};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=factos] {\groupb};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=solvesdddd] {\groupb};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=-0.15]
table[x expr=\coordindex,y=othersdddd,meta=metasdddd] {\groupb};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=0.15]
table[x expr=\coordindex,y=factos] {\groupb};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=0.15]
table[x expr=\coordindex,y=solvesdq] {\groupb};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=0.15]
table[meta=metasdq,x expr=\coordindex,y=othersdq] {\groupb};
\resetstackedplots
\addplot [fill=myred-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=factos] {\groupb};
\addplot [fill=mygreen-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=solvesdqdd] {\groupb};
\addplot [fill=myblue-mild,bar width=0.1,draw=none,bar shift=0.3]
table[x expr=\coordindex,y=othersdqdd,meta=metasdqdd] {\groupb};
\end{axis}
\node[rectangle,draw,inner sep=1pt,fill=gray!0] at (8.5,4) (box) {\small
\begin{tabular}{ll}
\small A: LU, $u_f$=\textsc{s}, $u_r$=\textsc{d} & \small B: GMRES,
$u_f$=\textsc{s}, $u_r$=\textsc{d} \\
\small C: LU, $u_f$=\textsc{d}, $u_r$=\textsc{q} & \small D: LU,
$u_f$=\textsc{s}, $u_r$=\textsc{q} \\
& \small E: GMRES, $u_f$=\textsc{s}, $u_r$=\textsc{q}
\end{tabular}
};
\node[draw, rotate=90, single arrow, fill=black, scale=0.2] at
(7.125,-0.95)
(arrow) {aaaaaa};
\node[] at (7.6,-0.85) (nbLU) {49};
\end{tikzpicture}
\end{document}