c/goertzel/sleepplot.sh

   1 #!/bin/bash
   2
   3 test -z "$1" && {
   4         echo "Usage: $0 sleeplog.txt"
   5         exit 23
   6 }
   7
   8 #Count events:
   9 seconds='60 300'
  10 for i in $seconds; do
  11         ./sleepcount.sh "$1" "$i" &
  12 done
  13
  14 #Approximate size of graph
  15 size="$(tail -n 1 "$1" | cut -d . -f 1)"
  16 test $size -gt 3600 && size="$(( $size/10 ))" #For prolonged periods
  17 size="$(( 600 + $size ))"
  18
  19 #Plot it
  20 gnuplot << EOF
  21 set output "$1.png"
  22 set terminal png size $size,300
  23
  24 set title "Sleep motions"
  25 set xlabel "time"
  26 set ylabel "motion"
  27
  28 set yrange [-0.5:3]
  29
  30 set xdata time
  31 set timefmt "%s"
  32 #set format x "%H:%M:%S"
  33
  34 set grid
  35
  36 #set pointsize 0.5
  37 #"$1.counts.$seconds" using 1:(\$2/5) title "Activations in last $seconds seconds" smooth csplines
  38 plot "$1" using 2:5 title "Sensor state" with steps,\
  39 "$1.counts.60" using 1:(\$2/5) title "Activations in last 60 seconds" smooth csplines,\
  40 "$1.counts.300" using 1:(\$2/10) title "Activations in last 300 seconds" smooth csplines\
  41
  42 EOF
  43
  44
  45
  46