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#!/bin/bash
#NICE="blacktext linewidth 4.0 \"Helvetica\" 16 "
# try thinner lines
NICE="color blacktext solid linewidth 1.0 \"Helvetica\" 20 size 16cm,7cm"
EXT="png"
TERMINAL="png size 1024,768 large"
GRAPH=points
XTRA=
while true; do
case $1 in
--eps)
shift
EXT="eps"
TERMINAL="postscript eps $NICE"
;;
--lines)
shift
GRAPH=lines
;;
--xrange)
shift
XRANGE="set xrange [$1:$2]"
shift
shift
;;
--xticks)
shift
XTICKS="set xtics $1, $2"
shift
shift
;;
--yrange)
shift
YRANGE="set yrange [$1:$2]"
shift
shift
;;
--yticks)
shift
YTICKS="set ytics $1, $2"
shift
shift
;;
--extra)
shift
XTRA="$1"
;;
--linespoints)
shift
GRAPH=linespoints
;;
--*)
echo "unrecognized option: $1"
exit 1
;;
*)
break
;;
esac
done
OUT=$1
XLABEL=$2
YLABEL=$3
TITLE=$4
shift 4
PLOT="plot "
while [ ! -z "$1" ] && [ ! -z "$2" ] && [ ! -z "$3" ] && [ ! -z "$4" ]; do
CSV=$1
COL1=$2
COL2=$3
NAME=$4
PLOT="$PLOT '${CSV}' using ${COL1}:${COL2} title '${NAME}' with $GRAPH"
shift 4
if [ ! -z "$1" ]; then
PLOT="$PLOT, "
fi
# fixup csv file, gnuplot is picky
sed -i -e 's/,\([^ ]\)/, \1/g' "$CSV"
done
#echo $OUT
#echo $XLABEL
#echo $YLABEL
#echo $TITLE
#echo $PLOT
if [ "$PLOT" = "plot " ]; then
echo "Usage: $0 [--eps] <outfile> <X label> <Y label> <title> "\
"(<csv file> <column1> <column2> <label>)+"
exit 1
fi
OUT="${OUT}.${EXT}"
KEY="set key below"
KEY="set key off"
gnuplot <<EOM
set terminal $TERMINAL
set out '/dev/null'
$YRANGE
$YTICKS
$XRANGE
$XTICKS
$PLOT
set ylabel '$YLABEL'
set xlabel '$XLABEL'
set title '$TITLE'
$KEY
set data style $GRAPH
set out '$OUT'
replot
set out
EOM
if [ "$EXT" == "eps" ]; then
ps2pdf -dEPSCrop $OUT
fi
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