faceAreaPairGAMGAgglomeration.C

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#include "faceAreaPairGAMGAgglomeration.H"
#include "fvMesh.H"
#include "surfaceFields.H"
#include "addToRunTimeSelectionTable.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
    defineTypeNameAndDebug(faceAreaPairGAMGAgglomeration, 0);

    addToRunTimeSelectionTable
    (
        GAMGAgglomeration,
        faceAreaPairGAMGAgglomeration,
        lduMesh
    );

    addToRunTimeSelectionTable
    (
        GAMGAgglomeration,
        faceAreaPairGAMGAgglomeration,
        geometry
    );
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::faceAreaPairGAMGAgglomeration::faceAreaPairGAMGAgglomeration
(
    const lduMesh& mesh,
    const dictionary& controlDict
)
:
    pairGAMGAgglomeration(mesh, controlDict)
{
    const fvMesh& fvmesh = refCast<const fvMesh>(mesh);

    //agglomerate(mesh, sqrt(fvmesh.magSf().primitiveField()));
    agglomerate
    (
        nCellsInCoarsestLevel_,
        0,          //mesh,
        mag
        (
            cmptMultiply
            (
                fvmesh.Sf().primitiveField()
               /sqrt(fvmesh.magSf().primitiveField()),
                vector(1, 1.01, 1.02)
                //vector::one
            )
        ),
        true
    );
}


Foam::faceAreaPairGAMGAgglomeration::faceAreaPairGAMGAgglomeration
(
    const lduMesh& mesh,
    const scalarField& cellVolumes,
    const vectorField& faceAreas,
    const dictionary& controlDict
)
:
    pairGAMGAgglomeration(mesh, controlDict)
{
    //agglomerate(mesh, sqrt(mag(faceAreas)));
    agglomerate
    (
        nCellsInCoarsestLevel_,
        0,          //mesh,
        mag
        (
            cmptMultiply
            (
                faceAreas
               /sqrt(mag(faceAreas)),
                vector(1, 1.01, 1.02)
                //vector::one
            )
        ),
        true
    );
}


// ************************************************************************* //