distributionContactAngleForce.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2017 OpenFOAM Foundation
    Copyright (C) 2023 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.

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#include "distributionContactAngleForce.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace regionModels
{
namespace surfaceFilmModels
{

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

defineTypeNameAndDebug(distributionContactAngleForce, 0);
addToRunTimeSelectionTable(force, distributionContactAngleForce, dictionary);


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

distributionContactAngleForce::distributionContactAngleForce
(
    surfaceFilmRegionModel& film,
    const dictionary& dict
)
:
    contactAngleForce(typeName, film, dict),
    rndGen_(),
    distribution_
    (
        distributionModel::New
        (
            coeffDict_.subDict("distribution"),
            rndGen_
        )
    )
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

distributionContactAngleForce::~distributionContactAngleForce()
{}


// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //

tmp<volScalarField> distributionContactAngleForce::theta() const
{
    auto ttheta = volScalarField::New
    (
        IOobject::scopedName(typeName, "theta"),
        IOobject::NO_REGISTER,
        filmModel_.regionMesh(),
        dimensionedScalar(dimless, Zero)
    );
    auto& thetaIf = ttheta.ref().internalFieldRef();
    auto& thetaBf = ttheta.ref().boundaryFieldRef();

    forAll(thetaIf, celli)
    {
        thetaIf[celli] = distribution_->sample();
    }

    forAll(thetaBf, patchi)
    {
        if (!filmModel_.isCoupledPatch(patchi))
        {
            fvPatchField<scalar>& thetaf = thetaBf[patchi];

            forAll(thetaf, facei)
            {
                thetaf[facei] = distribution_->sample();
            }
        }
    }

    return ttheta;
}


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

} // End namespace surfaceFilmModels
} // End namespace regionModels
} // End namespace Foam

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