#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
#    \\/     M anipulation  |
#-------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM.
#
#     OpenFOAM is free software: you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by
#     the Free Software Foundation, either version 3 of the License, or
#     (at your option) any later version.
#
#     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
#     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
#     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
#     for more details.
#
#     You should have received a copy of the GNU General Public License
#     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
#
# Script
#     foamGraphExecTime
#
# Description
#
#------------------------------------------------------------------------------
Script=${0##*/}

if [ ! -f "$1" ]; then
    echo "$Script: $1 is not a valid filename"
    exit 1
fi

tmpTime=newTime$$.dat
cat $1 | grep "ExecutionTime = " | awk 'BEGIN { NENTRIES = 0 ; TPREV = 0.0 }{NENTRIES++; printf("%f %e\n", NENTRIES, $3 - TPREV); TPREV = $3}' - > $tmpTime

linesExec=$(cat $tmpTime | wc -l)

ngraphs=0

cat << EOF > executionTime.dat
Solver Performance
iterations
time/iteration
0 0
0 0
1
EOF

if [ "$linesExec" -gt 1 ]; then
cat << EOF >> executionTime.dat
time
0
$linesExec
EOF
cat $tmpTime >> executionTime.dat
fi

rm $tmpTime

#------------------------------------------------------------------------------