displacementMeshMoverMotionSolver.C

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    \\  /    A nd           | Copyright (C) 2013-2024 OpenFOAM Foundation
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License
    This file is part of OpenFOAM.
 
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#include "displacementMeshMoverMotionSolver.H"
#include "addToRunTimeSelectionTable.H"
#include "localPointRegion.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(displacementMeshMoverMotionSolver, 0);
 
    addToRunTimeSelectionTable
    (
        motionSolver,
        displacementMeshMoverMotionSolver,
        dictionary
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::displacementMeshMoverMotionSolver::displacementMeshMoverMotionSolver
(
    const word& name,
    const polyMesh& mesh,
    const dictionary& dict
)
:
    displacementMotionSolver(name, mesh, dict, typeName),
    dict_(dict)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::displacementMeshMoverMotionSolver::
~displacementMeshMoverMotionSolver()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::externalDisplacementMeshMover&
Foam::displacementMeshMoverMotionSolver::meshMover() const
{
    if (!meshMoverPtr_.valid())
    {
        const word moverType(dict_.lookup("meshMover"));
 
        meshMoverPtr_ = externalDisplacementMeshMover::New
        (
            moverType,
            dict_,
            localPointRegion::findDuplicateFacePairs(mesh()),
            pointDisplacement_
        );
    }
    return meshMoverPtr_();
}
 
 
Foam::tmp<Foam::pointField>
Foam::displacementMeshMoverMotionSolver::curPoints() const
{
    // Return actual points. Cannot do a reference since complains about
    // assignment to self in polyMesh::movePoints
    return tmp<pointField>(new pointField(mesh().points()));
}
 
 
void Foam::displacementMeshMoverMotionSolver::solve()
{
    // The points have moved so before calculation update
    // the mesh and motionSolver accordingly
    movePoints(mesh().points());
 
    // Update any point motion bcs (e.g. timevarying)
    pointDisplacement().boundaryFieldRef().updateCoeffs();
 
    label nAllowableErrors = 0;
    labelList checkFaces(identityMap(mesh().nFaces()));
    meshMover().move
    (
        dict_,
        nAllowableErrors,
        checkFaces
    );
 
    // This will have updated the mesh and implicitly the pointDisplacement
    pointDisplacement().correctBoundaryConditions();
}
 
 
void Foam::displacementMeshMoverMotionSolver::movePoints(const pointField& p)
{
    displacementMotionSolver::movePoints(p);
 
    // Update meshMover for new geometry
    if (meshMoverPtr_.valid())
    {
        meshMover().movePoints(p);
    }
}
 
 
void Foam::displacementMeshMoverMotionSolver::topoChange
(
    const polyTopoChangeMap& map
)
{
    displacementMotionSolver::topoChange(map);
 
    // Update meshMover for new topology
    meshMoverPtr_.clear();
}
 
 
// ************************************************************************* //