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  ==  == ====== ====   ====    |
                    \\     ||  | Multiphase Code Repository by HZDR
  ======   //   ||  || ===//   | Website: https://doi.org/10.14278/rodare.767
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License
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    Website: https://hzdr.de

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#include "disintegrationToDisperse.H"
#include "resolvedInterfaceSystem.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace fv
{
    defineTypeNameAndDebug(disintegrationToDisperse, 0);
    addToRunTimeSelectionTable
    (
        morphologyTransferModel,
        disintegrationToDisperse,
        dictionary
    );
}
}


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

Foam::fv::disintegrationToDisperse::disintegrationToDisperse
(
    const dictionary& dict,
    const dispersedPhaseInterface& interface
)
:
    morphologyTransferModel(dict, interface),
    continuous_(interface_.dispersed()),
    contThreshold_
    (
       "continuousThreshold",
       dimless,
       dict,
       0.5
    )
{
    // directed transfer towards dispersed phase
    const phaseModel& interfaceDispersed = interface_.continuous();

    if (!continuous_.continuous() || interfaceDispersed.continuous())
    {
        Warning
            << "Expecting a dispersedPhaseInterface of structure "
            << "<continuous>_dispersedIn_<disperse> in interface "
            << interface.name() << " for " << typeName << " model."
            << endl;
    }
}


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

Foam::fv::disintegrationToDisperse::~disintegrationToDisperse()
{}


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

Foam::tmp<Foam::volScalarField::Internal>
Foam::fv::disintegrationToDisperse::dmdtf() const
{
    volScalarField maxContinuousAlpha(continuous_);
    forAll(interface_.fluid().resolvedInterface().continuousPhases(), i)
    {
        maxContinuousAlpha =
            max
            (
                interface_.fluid().resolvedInterface().continuousPhases()[i],
                maxContinuousAlpha
            );
    }

    const resolvedInterfaceSystem& resolvedInterface =
        interface_.fluid().resolvedInterface();

    return volScalarField::Internal::New
    (
        IOobject::groupName
        (
            IOobject::groupName("dmdtf", typeName),
            interface_.name()
        ),
        (
            1
          - continuous_.continuousStructureIndicator().ref().internalField()
        )
       *pos
        (
            resolvedInterface.sumAlphaContinuous().ref().internalField()
          - contThreshold_
        )
       *pos(maxContinuousAlpha - continuous_.internalField())
       *rate(continuous_)
    );
}


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