cngf-pf

commit 4e5828e062c676396ca0c67660c83cc6755f7002
parent 63448eb2803256024a9e887c9f29aae7bfc35946
Author: Anders Damsgaard <anders@adamsgaard.dk>
Date:   Thu,  9 Sep 2021 14:54:41 +0200

add script to plot temporal evolution of field

Diffstat:
A
plot_cngf_pf_evolution
 | 
27
+++++++++++++++++++++++++++

1 file changed, 27 insertions(+), 0 deletions(-)
diff --git a/plot_cngf_pf_evolution b/plot_cngf_pf_evolution
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+usage() {
+	printf 'usage: %s [-f field] [-h] [-l label] [-t term]\n' "${0##*/}" 1>&2
+}
+
+field="2"
+label="shear velocity [m/s]"
+term="pdf"
+while getopts 'f:hl:t:' arg; do
+	case "${arg}" in
+		f) field="${OPTARG}" ;;
+		h) usage; exit 0 ;;
+		l) label="${OPTARG}" ;;
+		t) term="${OPTARG}" ;;
+		*) usage; exit 1 ;;
+	esac
+done
+shift $((OPTIND - 1))
+
+for f in "$@"; do
+	tail -n 1 "$f"
+done | \
+gnuplot -e "set term ${term};\
+            set xlabel 'Timestep [-]';\
+            set ylabel '${label}';\
+            plot '-' u 0:${field} with lines title ''"