applications/utilities/parallelProcessing/decomposePar/fvFieldDecomposerDecomposeFields.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | foam-extend: Open Source CFD
   4    \\    /   O peration     | Version:     3.2
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   8 License
   9     This file is part of foam-extend.
  10
  11     foam-extend is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation, either version 3 of the License, or (at your
  14     option) any later version.
  15
  16     foam-extend is distributed in the hope that it will be useful, but
  17     WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19     General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 \*---------------------------------------------------------------------------*/
  25
  26 #include "fvFieldDecomposer.H"
  27 #include "processorFvPatchField.H"
  28 #include "processorFvsPatchField.H"
  29
  30 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  31
  32 namespace Foam
  33 {
  34
  35 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
  36
  37 template<class Type>
  38 tmp<GeometricField<Type, fvPatchField, volMesh> >
  39 fvFieldDecomposer::decomposeField
  40 (
  41     const GeometricField<Type, fvPatchField, volMesh>& field
  42 ) const
  43 {
  44     // Create and map the internal field values
  45     Field<Type> internalField(field.internalField(), cellAddressing_);
  46
  47     // Create and map the patch field values
  48     PtrList<fvPatchField<Type> > patchFields(boundaryAddressing_.size());
  49
  50     forAll (boundaryAddressing_, patchi)
  51     {
  52         if (boundaryAddressing_[patchi] >= 0)
  53         {
  54             patchFields.set
  55             (
  56                 patchi,
  57                 fvPatchField<Type>::New
  58                 (
  59                     field.boundaryField()[boundaryAddressing_[patchi]],
  60                     procMesh_.boundary()[patchi],
  61                     DimensionedField<Type, volMesh>::null(),
  62                     *patchFieldDecomposerPtrs_[patchi]
  63                 )
  64             );
  65         }
  66         else
  67         {
  68             patchFields.set
  69             (
  70                 patchi,
  71                 new processorFvPatchField<Type>
  72                 (
  73                     procMesh_.boundary()[patchi],
  74                     DimensionedField<Type, volMesh>::null(),
  75                     Field<Type>
  76                     (
  77                         field.internalField(),
  78                         *processorVolPatchFieldDecomposerPtrs_[patchi]
  79                     )
  80                 )
  81             );
  82         }
  83     }
  84
  85     // Create the field for the processor
  86     return tmp<GeometricField<Type, fvPatchField, volMesh> >
  87     (
  88         new GeometricField<Type, fvPatchField, volMesh>
  89         (
  90             IOobject
  91             (
  92                 field.name(),
  93                 procMesh_.time().timeName(),
  94                 procMesh_,
  95                 IOobject::NO_READ,
  96                 IOobject::NO_WRITE
  97             ),
  98             procMesh_,
  99             field.dimensions(),
 100             internalField,
 101             patchFields
 102         )
 103     );
 104 }
 105
 106
 107 template<class Type>
 108 tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
 109 fvFieldDecomposer::decomposeField
 110 (
 111     const GeometricField<Type, fvsPatchField, surfaceMesh>& field
 112 ) const
 113 {
 114     labelList mapAddr
 115     (
 116         labelList::subList
 117         (
 118             faceAddressing_,
 119             procMesh_.nInternalFaces()
 120         )
 121     );
 122     forAll (mapAddr, i)
 123     {
 124         mapAddr[i] -= 1;
 125     }
 126
 127     // Create and map the internal field values
 128     Field<Type> internalField
 129     (
 130         field.internalField(),
 131         mapAddr
 132     );
 133
 134     // Problem with addressing when a processor patch picks up both internal
 135     // faces and faces from cyclic boundaries. This is a bit of a hack, but
 136     // I cannot find a better solution without making the internal storage
 137     // mechanism for surfaceFields correspond to the one of faces in polyMesh
 138     // (i.e. using slices)
 139     Field<Type> allFaceField(field.mesh().nFaces());
 140
 141     forAll (field.internalField(), i)
 142     {
 143         allFaceField[i] = field.internalField()[i];
 144     }
 145
 146     forAll (field.boundaryField(), patchi)
 147     {
 148         const Field<Type> & p = field.boundaryField()[patchi];
 149
 150         const label patchStart = field.mesh().boundaryMesh()[patchi].start();
 151
 152         forAll (p, i)
 153         {
 154             allFaceField[patchStart + i] = p[i];
 155         }
 156     }
 157
 158     // Create and map the patch field values
 159     PtrList<fvsPatchField<Type> > patchFields(boundaryAddressing_.size());
 160
 161     forAll (boundaryAddressing_, patchi)
 162     {
 163         if (boundaryAddressing_[patchi] >= 0)
 164         {
 165             patchFields.set
 166             (
 167                 patchi,
 168                 fvsPatchField<Type>::New
 169                 (
 170                     field.boundaryField()[boundaryAddressing_[patchi]],
 171                     procMesh_.boundary()[patchi],
 172                     DimensionedField<Type, surfaceMesh>::null(),
 173                     *patchFieldDecomposerPtrs_[patchi]
 174                 )
 175             );
 176         }
 177         else
 178         {
 179             patchFields.set
 180             (
 181                 patchi,
 182                 new processorFvsPatchField<Type>
 183                 (
 184                     procMesh_.boundary()[patchi],
 185                     DimensionedField<Type, surfaceMesh>::null(),
 186                     Field<Type>
 187                     (
 188                         allFaceField,
 189                         *processorSurfacePatchFieldDecomposerPtrs_[patchi]
 190                     )
 191                 )
 192             );
 193         }
 194     }
 195
 196     // Create the field for the processor
 197     return tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
 198     (
 199         new GeometricField<Type, fvsPatchField, surfaceMesh>
 200         (
 201             IOobject
 202             (
 203                 field.name(),
 204                 procMesh_.time().timeName(),
 205                 procMesh_,
 206                 IOobject::NO_READ,
 207                 IOobject::NO_WRITE
 208             ),
 209             procMesh_,
 210             field.dimensions(),
 211             internalField,
 212             patchFields
 213         )
 214     );
 215 }
 216
 217
 218 template<class GeoField>
 219 void fvFieldDecomposer::decomposeFields
 220 (
 221     const PtrList<GeoField>& fields
 222 ) const
 223 {
 224     forAll (fields, fieldI)
 225     {
 226         decomposeField(fields[fieldI])().write();
 227     }
 228 }
 229
 230
 231 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 232
 233 } // End namespace Foam
 234
 235 // ************************************************************************* //