#!/usr/bin/gnuplot

# Terminal
${ if 'fmt' in globals() and fmt: }$
	${ if fmt == 'png': }$
	set term png size 640,480
	${: elif fmt == 'svg': }$
	set term svg size 1600 1200 dynamic
	${: elif fmt == 'eps': }$
	set term postscript eps monochrome size 18cm,27cm 16
	${:}$
	set output "${output}$"
${: else: }$
set term x11 persist
${:}$

# Style
set style histogram rows title offset character 2, 0.25, 0
set style fill solid 1.00 border rgb 'black'
set style data histograms
set xtics border in scale 1,0.5 nomirror rotate by -45
#set xtics font "/usr/share/fonts/truetype/msttcorefonts/arial.ttf,9"

# Title
set title "${title}$ [${cpus}$ CPU${'s' if cpus > 1 else ''}$]"

# Data format
set datafile separator ','

# Labels
set ylabel "Time (sec)"
set xlabel font "/usr/share/fonts/truetype/msttcorefonts/arial.ttf,9"

# Plot
${
def title(i, name):
	emit('title "%s"' % name if i == 0 else 'notitle')
def end(i):
	emit(', \\' if i != len(progs)-1 else '')
def at(i):
	emit(i*4)
}$
plot ${ for i, (name, file) in enumerate(progs.items()): }$ \
	newhistogram '${name}$' at ${at(i)}$, '${file}$' \
		using 2:xtic(1) ${title(i, 'min')}$ \
						lc rgb 'gray20', \
		'' using (abs($3-$2-$5)) notitle \
						lc rgb 'gray90', \
		'' using ($5) ${title(i, 'mean+/-std')}$ \
						lc rgb 'gray50', \
		'' using ($5) notitle \
						lc rgb 'gray50', \
		'' using (abs($4-$3-$5)) ${title(i, 'max')}$ \
						lc rgb 'gray90' ${end(i)}$
${:}$