224 lines
6.0 KiB
C++
224 lines
6.0 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) 2011-2023 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::pairPatchAgglomeration
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Description
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Primitive patch pair agglomerate method.
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SourceFiles
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pairPatchAgglomeration.C
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\*---------------------------------------------------------------------------*/
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#ifndef pairPatchAgglomeration_H
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#define pairPatchAgglomeration_H
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#include "mathematicalConstants.H"
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#include "polyPatch.H"
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#include "indirectPrimitivePatch.H"
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#include "List.H"
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#include "EdgeMap.H"
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namespace Foam
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{
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typedef PrimitivePatch<faceList, const pointField> bPatch;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class pairPatchAgglomeration Declaration
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\*---------------------------------------------------------------------------*/
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class pairPatchAgglomeration
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{
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protected:
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// Protected data
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//- Number of levels to merge, 1 = don't merge, 2 = merge pairs etc.
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label mergeLevels_;
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//- Max number of levels
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label maxLevels_;
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//- Number of faces in coarsest level
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label nFacesInCoarsestLevel_;
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//- Feature angle
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scalar featureAngle_;
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//- The number of faces in each level
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labelList nFaces_;
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//- Cell restriction addressing array.
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// Maps from the finer to coarse level
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PtrList<labelField> restrictAddressing_;
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//- Maps from finest to coarsest
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labelList restrictTopBottomAddressing_;
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//- Hierarchy of patch addressing
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PtrList<bPatch> patchLevels_;
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//- Edge weights
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EdgeMap<scalar> facePairWeight_;
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private:
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// Private Member Functions
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//- Assemble coarse patch
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bool agglomeratePatch
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(
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const bPatch& patch,
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const labelList& fineToCoarse,
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const label fineLevelIndex
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);
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//- Agglomerate one level
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tmp<labelField> agglomerateOneLevel
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(
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label& nCoarseCells,
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const bPatch& patchLevel
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);
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//- Combine levels
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void combineLevels(const label curLevel);
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//- Shrink the number of levels to that specified
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void compactLevels(const label fineLevelIndex);
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//- Check the need for further agglomeration
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bool continueAgglomerating(const label fineLevelIndex);
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//- Set edge weights
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void setEdgeWeights(const label indexLevel);
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//- Set base patch edge weights
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void setBasedEdgeWeights();
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//- Maps current level with base patch
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void mapBaseToTopAgglom(const label fineLevelIndex);
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public:
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// Constructors
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//- Construct given mesh and controls
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pairPatchAgglomeration
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(
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const polyPatch& patch,
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const dictionary& controlDict,
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const bool additionalWeights = false
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);
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//- Disallow default bitwise copy construction
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pairPatchAgglomeration(const pairPatchAgglomeration&) = delete;
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// Destructor
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~pairPatchAgglomeration();
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// Member Functions
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//- Agglomerate patch
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void agglomerate();
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// Access
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//- Return size
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label size() const
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{
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return patchLevels_.size();
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}
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//- Return restriction from top level to bottom level
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const labelList& restrictTopBottomAddressing() const
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{
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return restrictTopBottomAddressing_;
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}
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//- Return primitivePatch of given level
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const bPatch& patchLevel(const label leveli) const;
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//- Return cell restrict addressing of given level
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const labelField& restrictAddressing(const label leveli) const
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{
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return restrictAddressing_[leveli];
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}
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// Restriction and prolongation
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//- Restrict (integrate by summation) cell field
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template<class Type>
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void restrictField
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Field<Type>& cf,
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const Field<Type>& ff,
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const label fineLevelIndex
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) const;
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//- Prolong (interpolate by injection) cell field
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template<class Type>
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void prolongField
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Field<Type>& ff,
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const Field<Type>& cf,
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const label coarseLevelIndex
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) const;
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// Member Operators
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//- Disallow default bitwise assignment
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void operator=(const pairPatchAgglomeration&) = delete;
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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 "pairPatchAgglomerationTemplates.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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