Files
OpenFOAM-12/src/fvAgglomerationMethods/pairPatchAgglomeration/pairPatchAgglomeration.H
2023-01-24 22:01:34 +00:00

224 lines
6.0 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2023 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Class
Foam::pairPatchAgglomeration
Description
Primitive patch pair agglomerate method.
SourceFiles
pairPatchAgglomeration.C
\*---------------------------------------------------------------------------*/
#ifndef pairPatchAgglomeration_H
#define pairPatchAgglomeration_H
#include "mathematicalConstants.H"
#include "polyPatch.H"
#include "indirectPrimitivePatch.H"
#include "List.H"
#include "EdgeMap.H"
namespace Foam
{
typedef PrimitivePatch<faceList, const pointField> bPatch;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class pairPatchAgglomeration Declaration
\*---------------------------------------------------------------------------*/
class pairPatchAgglomeration
{
protected:
// Protected data
//- Number of levels to merge, 1 = don't merge, 2 = merge pairs etc.
label mergeLevels_;
//- Max number of levels
label maxLevels_;
//- Number of faces in coarsest level
label nFacesInCoarsestLevel_;
//- Feature angle
scalar featureAngle_;
//- The number of faces in each level
labelList nFaces_;
//- Cell restriction addressing array.
// Maps from the finer to coarse level
PtrList<labelField> restrictAddressing_;
//- Maps from finest to coarsest
labelList restrictTopBottomAddressing_;
//- Hierarchy of patch addressing
PtrList<bPatch> patchLevels_;
//- Edge weights
EdgeMap<scalar> facePairWeight_;
private:
// Private Member Functions
//- Assemble coarse patch
bool agglomeratePatch
(
const bPatch& patch,
const labelList& fineToCoarse,
const label fineLevelIndex
);
//- Agglomerate one level
tmp<labelField> agglomerateOneLevel
(
label& nCoarseCells,
const bPatch& patchLevel
);
//- Combine levels
void combineLevels(const label curLevel);
//- Shrink the number of levels to that specified
void compactLevels(const label fineLevelIndex);
//- Check the need for further agglomeration
bool continueAgglomerating(const label fineLevelIndex);
//- Set edge weights
void setEdgeWeights(const label indexLevel);
//- Set base patch edge weights
void setBasedEdgeWeights();
//- Maps current level with base patch
void mapBaseToTopAgglom(const label fineLevelIndex);
public:
// Constructors
//- Construct given mesh and controls
pairPatchAgglomeration
(
const polyPatch& patch,
const dictionary& controlDict,
const bool additionalWeights = false
);
//- Disallow default bitwise copy construction
pairPatchAgglomeration(const pairPatchAgglomeration&) = delete;
// Destructor
~pairPatchAgglomeration();
// Member Functions
//- Agglomerate patch
void agglomerate();
// Access
//- Return size
label size() const
{
return patchLevels_.size();
}
//- Return restriction from top level to bottom level
const labelList& restrictTopBottomAddressing() const
{
return restrictTopBottomAddressing_;
}
//- Return primitivePatch of given level
const bPatch& patchLevel(const label leveli) const;
//- Return cell restrict addressing of given level
const labelField& restrictAddressing(const label leveli) const
{
return restrictAddressing_[leveli];
}
// Restriction and prolongation
//- Restrict (integrate by summation) cell field
template<class Type>
void restrictField
(
Field<Type>& cf,
const Field<Type>& ff,
const label fineLevelIndex
) const;
//- Prolong (interpolate by injection) cell field
template<class Type>
void prolongField
(
Field<Type>& ff,
const Field<Type>& cf,
const label coarseLevelIndex
) const;
// Member Operators
//- Disallow default bitwise assignment
void operator=(const pairPatchAgglomeration&) = delete;
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#ifdef NoRepository
#include "pairPatchAgglomerationTemplates.C"
#endif
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //