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- #! /bin/sh
- echo "\n************ \n"
- echo "Plots EEG data for a zoomed-in file region\n"
- echo "This script expects to be run from within a folder\n containing the LOGGERNN.CSV file from the Arduino."
- echo "It expects the pathname of the LOGGERNN.CSV\n file as a command line argument, e.g:"
- echo "\t plot.sh LOGGER09.CSV \n"
- echo "************ \n"
- START_MINUTES=00
- START_MSEC=00
- LENGTH_MINUTES=00
- LENGTH_MSEC=00
- FILE=$1
- echo "Using data from" $FILE
- # ask for the offset
- echo "\n"
- head -n 2 "$FILE"
- read -p "What's the offset? (millis value above) " OFFSET
- # for testing:
- #OFFSET=222
- echo "\n"
- read -p "How many minutes into the file does the selection start? (msec comes next) " START_MINUTES
- read -p "How many milliseconds on top of that? " START_MSEC
- read -p "How many minutes does the selection last? " LENGTH_MINUTES
- read -p "How many milliseconds on top of that? " LENGTH_MSEC
- # calculate starting offset
- # for testing
- # START_MINUTES=33;START_MSEC=44;OFFSET=55;LENGTH_MINUTES=66;LENGTH_MSEC=77;
- START_OFFSET=$(( ($START_MINUTES * 60 * 1000) + $START_MSEC + $OFFSET))
- echo "Using start offset" $START_OFFSET "msec"
- # calculate ending offset
- END_OFFSET=$(( ($LENGTH_MINUTES * 60 * 1000) + $LENGTH_MSEC + $START_OFFSET))
- echo "Using end offset" $END_OFFSET "msec"
- XSIZE=15
- YSIZE=4
- # testing
- OUTFILE="$FILE-${START_MINUTES}m${START_MSEC}msec_for_${LENGTH_MINUTES}m${LENGTH_MSEC}msec.pdf"
- echo "Writing output to" $OUTFILE
- gnuplot -e "file=file='$FILE'; set datafile separator \",\"; set key autotitle columnhead; set yrange [0:1000000]; set y2range [0:100]; set parametric; set label 1 \"File $FILE starting at $START_MINUTES min $START_MSEC msec for duration $LENGTH_MINUTES min $LENGTH_MSEC msec\" at graph 0.5,1.02 center;set xrange [$START_OFFSET:$END_OFFSET]; set terminal pdfcairo color size $XSIZE,$YSIZE; set output '$OUTFILE'; plot for [i=6:13] file using 1:i with lines smooth bezier, file using 1:3 with lines axis x1y2 smooth csplines"
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