#!/usr/bin/gnuplot

# Terminal
set term postscript eps color size 16cm,9cm 16

# Style macros
set macros
min = "lc rgb 'gray20'"
std = "lc rgb 'gray50'"
max = "lc rgb 'gray90'"

# 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 boxwidth 0.8 absolute
set xtics border in scale 1,0.5 nomirror rotate by -45 offset character 0,0.3,0
set yrange [0:1.18]

# Data format
set datafile separator ','

# Labels
#set ylabel "$ {ylabel}$"
#set xlabel font "/usr/share/fonts/truetype/msttcorefonts/arial.ttf,9"


# Plot
${
def title(i, name):
	emit('title "%s"' % name if i == 0 else 'notitle')
def end(i):
	emit(', \\' if i != len(progs)-1 else '')
def at(i):
	emit(i*4)
}$
no_neg(x)=(x < 0) ? 0 : x
only_neg(x)=(x < 0) ? x : 0
plot ${ for i, name in enumerate(progs): }$ \
	newhistogram '${name}$' at ${at(i)}$, '${files[i]}$' \
	using (no_neg($2+only_neg($3-$2-$5))) ${title(i, 'min')}$ lt 1 @min, \
	'' using (no_neg($3-$2-$5)) notitle lt 1 @max, \
	'' using ($5):xtic(1) ${title(i, 'media+/-dstd')}$ lt 1 @std, \
	'' using ($5+only_neg($4-$3-$5)) notitle lt 1 @std, \
	'' using (no_neg($4-$3-$5)) ${title(i, 'max')}$ lt 1 @max ${end(i)}$
${:}$