From bafc8b528bcc589b68a467214c1f55b2903b6419 Mon Sep 17 00:00:00 2001
From: Bjoern Brandenburg <bbb@bbb1-cs.cs.unc.edu>
Date: Thu, 4 Sep 2008 10:16:41 -0400
Subject: add scatter plottin support

---
 plot_scatter | 74 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100755 plot_scatter

(limited to 'plot_scatter')

diff --git a/plot_scatter b/plot_scatter
new file mode 100755
index 0000000..c92c11a
--- /dev/null
+++ b/plot_scatter
@@ -0,0 +1,74 @@
+#!/bin/bash
+
+#NICE="blacktext linewidth 4.0 \"Helvetica\" 16 "
+
+# try thinner lines
+NICE="blacktext linewidth 1.0 \"Helvetica\" 16 "
+
+if [ "$1" == "--eps" ]; then
+    EXT="eps"
+    TERMINAL="postscript color eps $NICE"
+    shift
+else
+    EXT="png"
+    TERMINAL="png picsize 1024 768"
+fi
+
+
+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 points"
+    shift 4
+    if [ ! -z "$1" ]; then
+	PLOT="$PLOT, "
+    fi
+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}"
+
+# fixup csv file, gnuplot is picky
+#sed -i -e 's/,\([^ ]\)/, \1/g' $CSV1
+
+gnuplot <<EOM
+set terminal $TERMINAL
+set out '/dev/null'
+$YRANGE
+$XRANGE
+$PLOT
+set ylabel  '$YLABEL'
+set xlabel  '$XLABEL'
+set title '$TITLE'
+set key below
+set data style points
+set out '$OUT'
+replot
+set out
+EOM
+
+if [ "$EXT" == "eps" ]; then
+    ps2pdf -dEPSCrop $OUT
+fi
-- 
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