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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2013-2023 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::cellsToCellss::intersection
Description
Intersection-based cells-to-cells interpolation class. Volume conservative.
SourceFiles
intersectionCellsToCells.C
\*---------------------------------------------------------------------------*/
#ifndef intersectionCellsToCells_H
#define intersectionCellsToCells_H
#include "cellsToCells.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
namespace cellsToCellss
{
/*---------------------------------------------------------------------------*\
Class intersection Declaration
\*---------------------------------------------------------------------------*/
class intersection
:
public cellsToCells
{
private:
// Private Static Data
//- Tolerance used in volume overlap calculations
static const scalar tolerance_;
// Private Member Functions
//- Return the true if cells intersect
bool intersect
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh,
const label srcCelli,
const label tgtCelli
) const;
//- Return the intersection volume between two cells
scalar interVol
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh,
const label srcCelli,
const label tgtCelli
) const;
//- Find indices of overlapping cells in src and tgt meshes - returns
// true if found a matching pair
bool findInitialSeeds
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh,
const labelList& srcCellIDs,
const boolList& mapFlag,
const label startSeedI,
label& srcSeedI,
label& tgtSeedI
) const;
//- Calculate the mesh-to-mesh addressing and weights
scalar calculateAddressing
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh,
labelListList& srcToTgtCellAddr,
scalarListList& srcToTgtCellWght,
labelListList& tgtToSrcCellAddr,
scalarListList& tgtToSrcCellWght,
const label srcSeedI,
const label tgtSeedI,
const labelList& srcCellIDs,
boolList& mapFlag,
label& startSeedI
);
//- Set the next cells in the advancing front algorithm
void setNextCells
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh,
label& startSeedI,
label& srcCelli,
label& tgtCelli,
const labelList& srcCellIDs,
const boolList& mapFlag,
const DynamicList<label>& visitedCells,
labelList& seedCells
) const;
protected:
// Protected Member Functions
// Intersection
//- Calculate the addressing and weights
virtual scalar calculate
(
const polyMesh& srcMesh,
const polyMesh& tgtMesh
);
//- Normalise the weights for a given mesh
virtual void normalise
(
const polyMesh& mesh,
labelListList& localOtherCells,
scalarListList& weights
) const;
public:
//- Run-time type information
TypeName("intersection");
// Constructors
//- Construct null
intersection();
//- Destructor
virtual ~intersection();
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace cellsToCellss
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //
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