2f4dd4fe27
Using the VolField<Type> partial specialisation of GeometricField<Type, fvPatchField, volMesh> simplifies the code and improves readability.
365 lines
9.1 KiB
C++
365 lines
9.1 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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Class
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Foam::meshToMesh0
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Description
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Serial mesh to mesh interpolation class.
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SourceFiles
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meshToMesh0.C
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calculateMeshToMesh0Addressing.C
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calculateMeshToMesh0Weights.C
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meshToMesh0Templates.C
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\*---------------------------------------------------------------------------*/
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#ifndef meshToMesh0_H
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#define meshToMesh0_H
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#include "fvMesh.H"
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#include "HashTable.H"
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#include "fvPatchMapper.H"
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#include "scalarList.H"
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#include "className.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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template<class Type>
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class indexedOctree;
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class treeDataCell;
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/*---------------------------------------------------------------------------*\
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Class meshToMesh0 Declaration
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\*---------------------------------------------------------------------------*/
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class meshToMesh0
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{
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// Private Data
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//- Source mesh reference
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const fvMesh& fromMesh_;
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//- Target mesh reference
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const fvMesh& toMesh_;
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//- fromMesh patch labels
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HashTable<label> fromMeshPatches_;
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//- toMesh patch labels
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HashTable<label> toMeshPatches_;
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//- Patch map
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HashTable<word> patchMap_;
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//- toMesh patch labels which cut the from-mesh
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HashTable<label> cuttingPatches_;
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//- Cell addressing
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labelList cellAddressing_;
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//- Boundary addressing
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labelListList boundaryAddressing_;
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//- Inverse-distance interpolation weights
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mutable scalarListList* inverseDistanceWeightsPtr_;
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//- Inverse-volume interpolation weights
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mutable scalarListList* inverseVolumeWeightsPtr_;
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//- Cell to cell overlap addressing
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mutable labelListList* cellToCellAddressingPtr_;
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//- Overlap volume
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mutable scalar V_;
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// Private Member Functions
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//- Calculates mesh to mesh addressing pattern.
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// For each cell from one mesh find the closest cell centre
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// in the other mesh
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void calcAddressing();
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void cellAddresses
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(
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labelList& cells,
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const pointField& points,
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const fvMesh& fromMesh,
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const List<bool>& boundaryCell,
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const indexedOctree<treeDataCell>& oc
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) const;
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void calculateInverseDistanceWeights() const;
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void calculateInverseVolumeWeights() const;
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void calculateCellToCellAddressing() const;
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const scalarListList& inverseDistanceWeights() const;
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const scalarListList& inverseVolumeWeights() const;
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const labelListList& cellToCellAddressing() const;
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// Private static data members
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//- Direct hit tolerance
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static const scalar directHitTol;
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public:
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// Declare name of the class and its debug switch
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ClassName("meshToMesh0");
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//- Enumeration specifying required accuracy
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enum order
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{
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MAP,
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INTERPOLATE,
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CELL_POINT_INTERPOLATE,
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CELL_VOLUME_WEIGHT
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};
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// Constructors
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//- Construct from the two meshes, the patch name map for the patches
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// to be interpolated and the names of the toMesh-patches which
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// cut the fromMesh
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meshToMesh0
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(
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const fvMesh& fromMesh,
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const fvMesh& toMesh,
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const HashTable<word>& patchMap,
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const wordList& cuttingPatchNames
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);
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//- Construct from the two meshes assuming there is an exact mapping
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// between the patches
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meshToMesh0
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(
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const fvMesh& fromMesh,
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const fvMesh& toMesh
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);
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//- Destructor
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~meshToMesh0();
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//- Patch-field interpolation class
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class patchFieldInterpolator
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:
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public generalFvPatchFieldMapper
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{
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const labelList& directAddressing_;
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public:
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// Constructors
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//- Construct given addressing
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patchFieldInterpolator(const labelList& addr)
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:
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directAddressing_(addr)
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{}
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//- Destructor
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virtual ~patchFieldInterpolator()
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{}
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// Member Functions
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label size() const
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{
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return directAddressing_.size();
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}
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bool direct() const
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{
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return true;
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}
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bool hasUnmapped() const
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{
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return false;
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}
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const labelList& directAddressing() const
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{
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return directAddressing_;
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}
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};
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// Member Functions
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// Access
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const fvMesh& fromMesh() const
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{
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return fromMesh_;
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}
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const fvMesh& toMesh() const
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{
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return toMesh_;
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}
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//- From toMesh cells to fromMesh cells
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const labelList& cellAddressing() const
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{
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return cellAddressing_;
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}
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//- Overlap volume
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scalar V() const
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{
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return V_;
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}
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// Interpolation
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//- Map field
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template<class Type>
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void mapField
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Field<Type>&,
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const Field<Type>&,
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const labelList& adr
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) const;
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//- Interpolate field using inverse-distance weights
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template<class Type>
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void interpolateField
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Field<Type>&,
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const VolField<Type>&,
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const labelList& adr,
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const scalarListList& weights
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) const;
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//- Interpolate field using inverse-volume weights
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template<class Type>
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void interpolateField
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Field<Type>&,
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const VolField<Type>&,
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const labelListList& adr,
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const scalarListList& weights
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) const;
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//- Interpolate field using cell-point interpolation
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template<class Type>
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void interpolateField
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Field<Type>&,
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const VolField<Type>&,
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const labelList& adr,
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const vectorField& centres
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)const;
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//- Interpolate internal volume field
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template<class Type>
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void interpolateInternalField
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Field<Type>&,
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const VolField<Type>&,
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order=INTERPOLATE
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) const;
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template<class Type>
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void interpolateInternalField
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Field<Type>&,
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const tmp<VolField<Type>>&,
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order=INTERPOLATE
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) const;
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//- Interpolate volume field
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template<class Type>
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void interpolate
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(
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VolField<Type>&,
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const VolField<Type>&,
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order=INTERPOLATE
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) const;
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template<class Type>
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void interpolate
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(
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VolField<Type>&,
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const tmp<VolField<Type>>&,
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order=INTERPOLATE
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) const;
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//- Interpolate volume field
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template<class Type>
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tmp<VolField<Type>> interpolate
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const VolField<Type>&,
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order=INTERPOLATE
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) const;
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template<class Type>
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tmp<VolField<Type>> interpolate
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(
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const tmp<VolField<Type>>&,
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order=INTERPOLATE
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) const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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#include "meshToMesh0Templates.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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