mappedFixedInternalValueFvPatchField.C

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License
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#include "mappedFixedInternalValueFvPatchField.H"
#include "IndirectList.H"

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

template<class Type>
Foam::mappedFixedInternalValueFvPatchField<Type>::
mappedFixedInternalValueFvPatchField
(
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF
)
:
    mappedFixedValueFvPatchField<Type>(p, iF)
{}


template<class Type>
Foam::mappedFixedInternalValueFvPatchField<Type>::
mappedFixedInternalValueFvPatchField
(
    const mappedFixedInternalValueFvPatchField<Type>& ptf,
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    mappedFixedValueFvPatchField<Type>(ptf, p, iF, mapper)
{}


template<class Type>
Foam::mappedFixedInternalValueFvPatchField<Type>::
mappedFixedInternalValueFvPatchField
(
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF,
    const dictionary& dict
)
:
    mappedFixedValueFvPatchField<Type>(p, iF, dict)
{}


template<class Type>
Foam::mappedFixedInternalValueFvPatchField<Type>::
mappedFixedInternalValueFvPatchField
(
    const mappedFixedInternalValueFvPatchField<Type>& ptf
)
:
    mappedFixedValueFvPatchField<Type>(ptf)
{}


template<class Type>
Foam::mappedFixedInternalValueFvPatchField<Type>::
mappedFixedInternalValueFvPatchField
(
    const mappedFixedInternalValueFvPatchField<Type>& ptf,
    const DimensionedField<Type, volMesh>& iF
)
:
    mappedFixedValueFvPatchField<Type>(ptf, iF)
{}


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

template<class Type>
void Foam::mappedFixedInternalValueFvPatchField<Type>::updateCoeffs()
{
    typedef GeometricField<Type, fvPatchField, volMesh> FieldType;

    if (this->updated())
    {
        return;
    }

    // Since we're inside initEvaluate/evaluate there might be processor
    // comms underway. Change the tag we use.
    const int oldTag = UPstream::incrMsgType();

    // Retrieve the neighbour values and assign to this patch boundary field
    mappedFixedValueFvPatchField<Type>::updateCoeffs();

    // Get the coupling information from the mappedPatchBase
    const mappedPatchBase& mpp =
        refCast<const mappedPatchBase>(this->patch().patch());
    const fvMesh& nbrMesh = refCast<const fvMesh>(mpp.sampleMesh());

    Field<Type> nbrIntFld;

    switch (mpp.mode())
    {
        case mappedPatchBase::NEARESTCELL:
        {
            FatalErrorInFunction
                << "Cannot apply "
                << mappedPatchBase::sampleModeNames_
                   [
                       mappedPatchBase::NEARESTCELL
                   ]
                << " mapping mode for patch " << this->patch().name()
                << exit(FatalError);

            break;
        }
        case mappedPatchBase::NEARESTPATCHFACE:
        case mappedPatchBase::NEARESTPATCHFACEAMI:
        {
            const label samplePatchi = mpp.samplePolyPatch().index();
            const fvPatchField<Type>& nbrPatchField =
                this->sampleField().boundaryField()[samplePatchi];
            nbrIntFld = nbrPatchField.patchInternalField();
            mpp.distribute(nbrIntFld);

            break;
        }
        case mappedPatchBase::NEARESTFACE:
        {
            Field<Type> allValues(nbrMesh.nFaces(), Zero);

            const FieldType& nbrField = this->sampleField();

            forAll(nbrField.boundaryField(), patchi)
            {
                const fvPatchField<Type>& pf = nbrField.boundaryField()[patchi];
                const Field<Type> pif(pf.patchInternalField());

                label faceStart = pf.patch().start();

                forAll(pf, facei)
                {
                    allValues[faceStart++] = pif[facei];
                }
            }

            mpp.distribute(allValues);
            nbrIntFld.transfer(allValues);

            break;
        }
        default:
        {
            FatalErrorInFunction
                << "Unknown sampling mode: " << mpp.mode()
                << abort(FatalError);
        }
    }

    UPstream::msgType(oldTag);  // Restore tag

    // Assign to (this) patch internal field its neighbour values
    Field<Type>& intFld = const_cast<Field<Type>&>(this->primitiveField());
    UIndirectList<Type>(intFld, this->patch().faceCells()) = nbrIntFld;
}


template<class Type>
void Foam::mappedFixedInternalValueFvPatchField<Type>::write
(
    Ostream& os
) const
{
    mappedFixedValueFvPatchField<Type>::write(os);
}


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