Files
openfoam/bin/foamCleanPolyMesh
Mark Olesen 14bece937b ENH: added clean up function remove0DirFields (RunFunctions)
- less typing than before and avoids relying on bash-specific behaviour
  (fixes #3448)

ENH: add -region support for cleanFaMesh and cleanPolyMesh

CONFIG: add bash completion help for -area-region

ENH: general improvements for regionProperties

- robustness and failsafe for foamListRegions, regionProperties
- additional global model switches for regionModels
2025-10-10 18:18:31 +02:00

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#!/bin/sh
#------------------------------------------------------------------------------
# ========= |
# \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
# \\ / O peration |
# \\ / A nd | www.openfoam.com
# \\/ M anipulation |
#-------------------------------------------------------------------------------
# Copyright (C) 2011-2016 OpenFOAM Foundation
# Copyright (C) 2022,2025 OpenCFD Ltd.
#------------------------------------------------------------------------------
# License
# This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
#
# Script
# foamCleanPolyMesh
#
# Description
# Remove the contents of the constant/polyMesh directory
# as per the Foam::polyMesh::removeFiles() method.
#
#------------------------------------------------------------------------------
usage() {
exec 1>&2
while [ "$#" -ge 1 ]; do echo "$1"; shift; done
cat <<USAGE
Usage: ${0##*/} [OPTION]
options:
-case <dir> case directory, default is the cwd
-region <name> mesh region
-dry-run | -n report actions but do not remove
-help print the usage
Remove the contents of the constant/polyMesh directory as per the
Foam::polyMesh::removeFiles() method.
USAGE
exit 1
}
#------------------------------------------------------------------------------
# Parse options
unset caseDir regionName optDryRun
while [ "$#" -gt 0 ]
do
case "$1" in
-h | -help*)
usage
;;
-dry-run | -n)
optDryRun="(dry-run) "
;;
-case=*)
caseDir="${1#*=}"
;;
-case)
caseDir="$2"
[ "$#" -ge 2 ] || usage "'$1' option requires an argument"
cd "$2" 2>/dev/null || usage "directory does not exist: '$2'"
caseDir=$2
shift
;;
-region)
[ "$#" -ge 2 ] || usage "'$1' option requires an argument"
regionName="$2"
shift
;;
(*)
usage "unknown option/argument: '$*'"
;;
esac
shift
done
#------------------------------------------------------------------------------
# Remove files (mesh itself, modifiers, snappyHexMesh ones) and subdirectories
# also remove .gz versions of the same files
removeFiles()
{
local directory="$1"
for i in \
points faces \
owner neighbour \
boundary \
cells \
cellZones faceZones pointZones \
meshModifiers \
parallelData \
sets \
cellLevel pointLevel \
level0Edge \
refinementHistory \
surfaceIndex \
;
do
if [ -n "$optDryRun" ]
then
echo "${optDryRun} rm -rf $directory/{$i,$i.gz}"
else
rm -rf -- "$directory/$i" "$directory/$i.gz"
fi
done
}
#------------------------------------------------------------------------------
meshDir="constant/${regionName}${regionName:+/}polyMesh"
if [ -d "$meshDir" ]
then
# [OK] has constant/<region>/polyMesh
:
elif [ -n "$caseDir" ]
then
# Specified -case, so no extra magic...
echo "Error: no <$meshDir> in $caseDir" 1>&2
exit 1
else
# Try some other combinations
other="${meshDir#constant/}"
if [ -d "$other" ]
then
# Probably already within constant/
meshDir="$other}"
elif [ "${PWD##*/}" = polyMesh ] && [ -z "$regionName" ]
then
# Apparently already within polyMesh/
meshDir=.
fi
fi
echo "Cleaning ${caseDir:-.}/$meshDir" 1>&2
removeFiles "$meshDir"
#------------------------------------------------------------------------------