bin/foamClearPolyMesh

   1 #!/bin/sh
   2 #------------------------------------------------------------------------------
   3 # =========                 |
   4 # \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   5 #  \\    /   O peration     |
   6 #   \\  /    A nd           | Copyright (C) 1991-2008 OpenCFD Ltd.
   7 #    \\/     M anipulation  |
   8 #-------------------------------------------------------------------------------
   9 # License
  10 #     This file is part of OpenFOAM.
  11 #
  12 #     OpenFOAM is free software; you can redistribute it and/or modify it
  13 #     under the terms of the GNU General Public License as published by the
  14 #     Free Software Foundation; either version 2 of the License, or (at your
  15 #     option) any later version.
  16 #
  17 #     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  18 #     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  19 #     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20 #     for more details.
  21 #
  22 #     You should have received a copy of the GNU General Public License
  23 #     along with OpenFOAM; if not, write to the Free Software Foundation,
  24 #     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  25 #
  26 # Script
  27 #     foamClearPolyMesh
  28 #
  29 # Description
  30 #    Remove the contents of the constant/polyMesh directory
  31 #    as per the Foam::polyMesh::removeFiles() method.
  32 #
  33 #------------------------------------------------------------------------------
  34 usage() {
  35    while [ "$#" -ge 1 ]; do echo "$1" 1>&2; shift; done
  36    cat <<USAGE 1>&2
  37
  38 usage: ${0##*/} [-case dir] [-region name]
  39
  40     Remove the contents of the constant/polyMesh directory
  41     as per the Foam::polyMesh::removeFiles() method.
  42
  43 USAGE
  44    exit 1
  45 }
  46
  47 unset caseDir regionName
  48
  49 # parse a single option
  50 while [ "$#" -gt 0 ]
  51 do
  52    case "$1" in
  53    -h | -help)
  54       usage
  55       ;;
  56    -case)
  57       [ "$#" -ge 2 ] || usage "'-case' option requires an argument"
  58       caseDir=$2
  59       shift 2
  60       cd "$caseDir" 2>/dev/null || usage "directory does not exist:  '$caseDir'"
  61       ;;
  62    -region)
  63       [ "$#" -ge 2 ] || usage "'-region' option requires an argument"
  64       regionName=$2
  65       shift 2
  66       ;;
  67    *)
  68       usage "unknown option/argument: '$*'"
  69       ;;
  70    esac
  71 done
  72
  73 if [ -n "$regionName" ]
  74 then
  75    meshDir=$regionName/polyMesh
  76 else
  77    meshDir=polyMesh
  78 fi
  79
  80 # if -case was specified: insist upon 'constant/polyMesh'
  81 if [ -n "$caseDir" ]
  82 then
  83    if [ -d constant/$meshDir ]
  84    then
  85       # use constant/polyMesh
  86       meshDir=constant/$meshDir
  87    else
  88       echo "Error: no 'constant/$meshDir' in $caseDir" 1>&2
  89       exit 1
  90    fi
  91 else
  92    if [ -d constant/$meshDir ]
  93    then
  94       # use constant/polyMesh
  95       meshDir=constant/$meshDir
  96    elif [ -d $meshDir ]
  97    then
  98       # likely already in constant/ - do not adjust anything
  99       :
 100    elif [ "${PWD##*/}" = polyMesh -a -z "$regionName" ]
 101    then
 102       # apparently already within polyMesh/
 103       meshDir=.
 104    else
 105       echo "Error: no appropriate 'polyMesh/' directory found" 1>&2
 106       exit 1
 107    fi
 108 fi
 109
 110
 111 #
 112 # remove files and subdirectories
 113 #
 114 echo "Clearing ${caseDir:-.}/$meshDir" 1>&2
 115
 116 for i in \
 117    points \
 118    faces \
 119    owner \
 120    neighbour \
 121    cells \
 122    boundary \
 123    pointZones \
 124    faceZones \
 125    cellZones \
 126    meshModifiers \
 127    parallelData \
 128    sets \
 129 ;
 130 do
 131    rm -rf $meshDir/$i
 132 done
 133
 134 #------------------------------------------------------------------------------