bin/foamClearPolyMesh

   1 #!/bin/sh
   2 #------------------------------------------------------------------------------
   3 # =========                 |
   4 # \\      /  F ield         | foam-extend: Open Source CFD
   5 #  \\    /   O peration     |
   6 #   \\  /    A nd           | For copyright notice see file Copyright
   7 #    \\/     M anipulation  |
   8 #------------------------------------------------------------------------------
   9 # License
  10 #     This file is part of foam-extend.
  11 #
  12 #     foam-extend 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 3 of the License, or (at your
  15 #     option) any later version.
  16 #
  17 #     foam-extend is distributed in the hope that it will be useful, but
  18 #     WITHOUT ANY WARRANTY; without even the implied warranty of
  19 #     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20 #     General Public License for more details.
  21 #
  22 #     You should have received a copy of the GNU General Public License
  23 #     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  24 #
  25 # Script
  26 #     foamClearPolyMesh
  27 #
  28 # Description
  29 #    Remove the contents of the constant/polyMesh directory
  30 #    as per the Foam::polyMesh::removeFiles() method.
  31 #
  32 #------------------------------------------------------------------------------
  33 usage() {
  34     while [ "$#" -ge 1 ]; do echo "$1" 1>&2; shift; done
  35     cat <<USAGE 1>&2
  36
  37 usage: ${0##*/} [-case dir] [-region name]
  38
  39     Remove the contents of the constant/polyMesh directory
  40     as per the Foam::polyMesh::removeFiles() method.
  41
  42 USAGE
  43    exit 1
  44 }
  45
  46 unset caseDir regionName
  47
  48 # parse a single option
  49 while [ "$#" -gt 0 ]
  50 do
  51     case "$1" in
  52     -h | -help)
  53         usage
  54         ;;
  55     -case)
  56         [ "$#" -ge 2 ] || usage "'$1' option requires an argument"
  57         cd "$2" 2>/dev/null || usage "directory does not exist:  '$2'"
  58         caseDir=$2
  59         shift 2
  60         ;;
  61     -region)
  62         [ "$#" -ge 2 ] || usage "'$1' option requires an argument"
  63         regionName=$2
  64         shift 2
  65         ;;
  66     *)
  67         usage "unknown option/argument: '$*'"
  68         ;;
  69     esac
  70 done
  71
  72 if [ -n "$regionName" ]
  73 then
  74     meshDir=$regionName/polyMesh
  75 else
  76     meshDir=polyMesh
  77 fi
  78
  79 # if -case was specified: insist upon 'constant/polyMesh'
  80 if [ -n "$caseDir" ]
  81 then
  82     if [ -d constant/$meshDir ]
  83     then
  84         # use constant/polyMesh
  85         meshDir=constant/$meshDir
  86     else
  87        echo "Error: no 'constant/$meshDir' in $caseDir" 1>&2
  88        exit 1
  89     fi
  90 else
  91     if [ -d constant/$meshDir ]
  92     then
  93         # use constant/polyMesh
  94         meshDir=constant/$meshDir
  95     elif [ -d $meshDir ]
  96     then
  97         # likely already in constant/ - do not adjust anything
  98         :
  99     elif [ "${PWD##*/}" = polyMesh -a -z "$regionName" ]
 100     then
 101         # apparently already within polyMesh/
 102         meshDir=.
 103     else
 104         echo "Error: no appropriate 'polyMesh/' directory found" 1>&2
 105         exit 1
 106     fi
 107 fi
 108
 109
 110 #
 111 # remove files (mesh itself, modifiers, snappyHexMesh ones) and subdirectories
 112 #
 113 echo "Clearing ${caseDir:-.}/$meshDir" 1>&2
 114
 115 for i in \
 116     points \
 117     faces \
 118     owner \
 119     neighbour \
 120     cells \
 121     boundary \
 122     pointZones \
 123     faceZones \
 124     cellZones \
 125     meshModifiers \
 126     parallelData \
 127     sets \
 128     cellLevel \
 129     pointLevel \
 130     refinementHistory \
 131     surfaceIndex \
 132     points.gz \
 133     faces.gz \
 134     owner.gz \
 135     neighbour.gz \
 136     cells.gz \
 137     boundary.gz \
 138     pointZones.gz \
 139     faceZones.gz \
 140     cellZones.gz \
 141     meshModifiers.gz \
 142     parallelData.gz \
 143     sets.gz \
 144     cellLevel.gz \
 145     pointLevel.gz \
 146     refinementHistory.gz \
 147     surfaceIndex.gz \
 148 ;
 149 do
 150     rm -rf $meshDir/$i
 151 done
 152
 153 #------------------------------------------------------------------------------