reset
set term postscript enhanced color font "Helvetica,24pt" dashlength 2.0
#set term pngcairo
st='lw 2'

reset
set output "BB84-performance.eps"
unset title
set multiplot layout 2,1

#plot1
set xrange [0:6]
set yrange [0:12]
set size 1,0.5
set origin 0,0.5
set lmargin 7.8
set rmargin 1.0
set ytics nomirror
set ylabel "QBER (%)"
unset xlabel
plot 'log.dat' using ($0/144):($4*100) axes x1y1 w l lw 3 lc rgb 'red' notitle, 6.4 axes x1y1 w l lw 3 dashtype 2 lc rgb 'black' title '6.4% Average QBER'

#plot2
unset yrange
set lmargin 7.8
set rmargin 1.0
set size 1,0.5
set origin 0,0
set xrange [0:6]
set yrange [0:200]
set ylabel "Final Key Rate (bits/s)" offset 1.0
set xlabel "Time (hours)"
plot 'log.dat' using ($0/144):($7/25) axes x1y1 w l lw 3 lc rgb 'blue' notitle, 109 axes x1y1 w l lw 3 dashtype 2 lc rgb 'black' title '109 bits/s Final Key rate'