3995456979
boundaryProcAddressing has been removed. This has not been needed for a long time. decomposePar has been optimised for mininum IO, rather than minimum memory usage. decomposePar has also been corrected so that it can decompose sequences of time-varying meshes.
382 lines
11 KiB
C++
382 lines
11 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2011-2022 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "fvFieldDecomposer.H"
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#include "processorFvPatchField.H"
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#include "processorFvsPatchField.H"
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#include "processorCyclicFvPatchField.H"
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#include "processorCyclicFvsPatchField.H"
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#include "emptyFvPatchFields.H"
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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template<class Type>
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Foam::tmp<Foam::Field<Type>> Foam::fvFieldDecomposer::mapField
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(
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const Field<Type>& field,
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const labelUList& mapAndSign,
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const bool applyFlip
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)
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{
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tmp<Field<Type>> tfld(new Field<Type>(mapAndSign.size()));
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Field<Type>& fld = tfld.ref();
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if (applyFlip)
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{
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forAll(mapAndSign, i)
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{
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if (mapAndSign[i] < 0)
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{
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fld[i] = -field[-mapAndSign[i] - 1];
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}
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else
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{
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fld[i] = field[mapAndSign[i] - 1];
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}
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}
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}
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else
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{
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// Ignore face flipping
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fld.map(field, mag(mapAndSign) - 1);
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}
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return tfld;
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}
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template<class Type>
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Foam::tmp<Foam::GeometricField<Type, Foam::fvPatchField, Foam::volMesh>>
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Foam::fvFieldDecomposer::decomposeField
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(
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const GeometricField<Type, fvPatchField, volMesh>& field,
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const bool allowUnknownPatchFields
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) const
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{
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// 1. Create the complete field with dummy patch fields
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PtrList<fvPatchField<Type>> patchFields(procMesh_.boundary().size());
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forAll(procMesh_.boundary(), procPatchi)
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{
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patchFields.set
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(
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procPatchi,
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fvPatchField<Type>::New
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(
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calculatedFvPatchField<Type>::typeName,
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procMesh_.boundary()[procPatchi],
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DimensionedField<Type, volMesh>::null()
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)
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);
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}
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// Create the field for the processor
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tmp<GeometricField<Type, fvPatchField, volMesh>> tresF
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(
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new GeometricField<Type, fvPatchField, volMesh>
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(
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IOobject
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(
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field.name(),
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procMesh_.time().timeName(),
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procMesh_,
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IOobject::NO_READ,
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IOobject::NO_WRITE,
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false
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),
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procMesh_,
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field.dimensions(),
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Field<Type>(field.primitiveField(), cellAddressing_),
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patchFields
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)
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);
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GeometricField<Type, fvPatchField, volMesh>& resF = tresF.ref();
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// 2. Change the fvPatchFields to the correct type using a mapper
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// constructor (with reference to the now correct internal field)
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typename GeometricField<Type, fvPatchField, volMesh>::
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Boundary& bf = resF.boundaryFieldRef();
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forAll(bf, procPatchi)
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{
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const fvPatch& procPatch = procMesh_.boundary()[procPatchi];
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// Determine the index of the corresponding complete patch
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label completePatchi = -1;
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if (procPatchi < completeMesh_.boundary().size())
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{
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completePatchi = procPatchi;
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}
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else if (isA<processorCyclicFvPatch>(procPatch))
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{
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const label referPatchi =
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refCast<const processorCyclicPolyPatch>
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(procPatch.patch()).referPatchID();
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if (field.boundaryField()[referPatchi].overridesConstraint())
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{
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completePatchi = referPatchi;
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}
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}
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if (completePatchi != -1)
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{
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bf.set
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(
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procPatchi,
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fvPatchField<Type>::New
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(
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field.boundaryField()[completePatchi],
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procPatch,
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resF(),
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patchFieldDecomposers_[procPatchi]
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)
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);
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}
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else if (isA<processorCyclicFvPatch>(procPatch))
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{
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bf.set
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(
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procPatchi,
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new processorCyclicFvPatchField<Type>
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(
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procPatch,
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resF(),
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processorVolPatchFieldDecomposers_[procPatchi]
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(
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field.primitiveField()
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)
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)
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);
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}
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else if (isA<processorFvPatch>(procPatch))
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{
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bf.set
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(
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procPatchi,
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new processorFvPatchField<Type>
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(
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procPatch,
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resF(),
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processorVolPatchFieldDecomposers_[procPatchi]
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(
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field.primitiveField()
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)
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)
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);
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}
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else if (allowUnknownPatchFields)
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{
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bf.set
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(
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procPatchi,
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new emptyFvPatchField<Type>
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(
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procPatch,
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resF()
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)
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);
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}
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else
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{
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FatalErrorInFunction
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<< "Unknown type." << abort(FatalError);
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}
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}
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// Create the field for the processor
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return tresF;
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}
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template<class Type>
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Foam::tmp<Foam::GeometricField<Type, Foam::fvsPatchField, Foam::surfaceMesh>>
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Foam::fvFieldDecomposer::decomposeField
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(
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const GeometricField<Type, fvsPatchField, surfaceMesh>& field
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) const
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{
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// Problem with addressing when a processor patch picks up both internal
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// faces and faces from cyclic boundaries. This is a bit of a hack, but
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// I cannot find a better solution without making the internal storage
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// mechanism for surfaceFields correspond to the one of faces in polyMesh
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// (i.e. using slices)
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Field<Type> allFaceField(field.mesh().nFaces());
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forAll(field.primitiveField(), i)
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{
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allFaceField[i] = field.primitiveField()[i];
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}
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forAll(field.boundaryField(), patchi)
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{
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const Field<Type> & p = field.boundaryField()[patchi];
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const label patchStart = field.mesh().boundaryMesh()[patchi].start();
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forAll(p, i)
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{
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allFaceField[patchStart + i] = p[i];
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}
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}
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// 1. Create the complete field with dummy patch fields
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PtrList<fvsPatchField<Type>> patchFields(procMesh_.boundary().size());
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forAll(procMesh_.boundary(), procPatchi)
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{
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patchFields.set
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(
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procPatchi,
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fvsPatchField<Type>::New
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(
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calculatedFvsPatchField<Type>::typeName,
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procMesh_.boundary()[procPatchi],
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DimensionedField<Type, surfaceMesh>::null()
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)
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);
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}
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh>> tresF
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(
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new GeometricField<Type, fvsPatchField, surfaceMesh>
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(
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IOobject
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(
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field.name(),
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procMesh_.time().timeName(),
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procMesh_,
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IOobject::NO_READ,
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IOobject::NO_WRITE,
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false
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),
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procMesh_,
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field.dimensions(),
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mapField
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(
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field,
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labelList::subList
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(
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faceAddressing_,
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procMesh_.nInternalFaces()
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),
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isFlux(field)
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),
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patchFields
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)
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);
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GeometricField<Type, fvsPatchField, surfaceMesh>& resF = tresF.ref();
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// 2. Change the fvsPatchFields to the correct type using a mapper
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// constructor (with reference to the now correct internal field)
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typename GeometricField<Type, fvsPatchField, surfaceMesh>::
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Boundary& bf = resF.boundaryFieldRef();
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forAll(procMesh_.boundary(), procPatchi)
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{
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const fvPatch& procPatch = procMesh_.boundary()[procPatchi];
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if (procPatchi < completeMesh_.boundary().size())
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{
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bf.set
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(
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procPatchi,
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fvsPatchField<Type>::New
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(
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field.boundaryField()[procPatchi],
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procPatch,
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resF(),
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patchFieldDecomposers_[procPatchi]
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)
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);
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}
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else if (isA<processorCyclicFvPatch>(procPatch))
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{
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// Do our own mapping. Avoids a lot of mapping complexity.
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bf.set
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(
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procPatchi,
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new processorCyclicFvsPatchField<Type>
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(
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procPatch,
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resF(),
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mapField
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(
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allFaceField,
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procPatch.patchSlice(faceAddressing_),
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isFlux(field)
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)
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)
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);
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}
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else if (isA<processorFvPatch>(procPatch))
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{
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// Do our own mapping. Avoids a lot of mapping complexity.
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bf.set
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(
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procPatchi,
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new processorFvsPatchField<Type>
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(
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procPatch,
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resF(),
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mapField
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(
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allFaceField,
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procPatch.patchSlice(faceAddressing_),
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isFlux(field)
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)
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)
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);
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}
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else
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{
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FatalErrorInFunction
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<< "Unknown type." << abort(FatalError);
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}
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}
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// Create the field for the processor
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return tresF;
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}
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template<class GeoField>
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void Foam::fvFieldDecomposer::decomposeFields
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(
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const PtrList<GeoField>& fields
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) const
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{
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forAll(fields, fieldi)
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{
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decomposeField(fields[fieldi])().write();
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}
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}
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// ************************************************************************* //
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