uniformFixedValuePointPatchField.C

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    Copyright (C) 2019-2024 OpenCFD Ltd.
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License
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#include "uniformFixedValuePointPatchField.H"
#include "SubField.H"
#include "polyPatch.H"

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

// Alternative
// refCast<const facePointPatch>(p).patch()

template<class Type>
const Foam::polyPatch*
Foam::uniformFixedValuePointPatchField<Type>::getPatch(const pointPatch& p)
{
    const polyMesh& mesh = p.boundaryMesh().mesh()();
    label patchi = mesh.boundaryMesh().findPatchID(p.name());

    if (patchi == -1)
    {
        return nullptr;
    }
    else
    {
        return &mesh.boundaryMesh()[patchi];
    }
}


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

template<class Type>
Foam::uniformFixedValuePointPatchField<Type>::
uniformFixedValuePointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF
)
:
    fixedValuePointPatchField<Type>(p, iF),
    refValueFunc_(nullptr),
    refPointValueFunc_(nullptr)
{}


template<class Type>
Foam::uniformFixedValuePointPatchField<Type>::
uniformFixedValuePointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const dictionary& dict
)
:
    fixedValuePointPatchField<Type>(p, iF, dict, IOobjectOption::NO_READ),
    refValueFunc_
    (
        this->getPatch(p)
      ? PatchFunction1<Type>::New
        (
            *(this->getPatch(p)),
            "uniformValue",
            dict,
            false           // generate point values
        )
      : nullptr
    ),
    refPointValueFunc_
    (
        this->getPatch(p)
      ? nullptr
      : Function1<Type>::New
        (
            "uniformValue",
            dict,
            &this->internalField().db()
        )
    )
{
    if (!this->readValueEntry(dict))
    {
        // Ensure field has reasonable initial values
        this->extrapolateInternal();

        // Evaluate to assign a value
        this->evaluate();
    }
}


template<class Type>
Foam::uniformFixedValuePointPatchField<Type>::
uniformFixedValuePointPatchField
(
    const uniformFixedValuePointPatchField<Type>& ptf,
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const pointPatchFieldMapper& mapper
)
:
    fixedValuePointPatchField<Type>(ptf, p, iF, mapper),
    refValueFunc_(ptf.refValueFunc_.clone(*(this->getPatch(p)))),
    refPointValueFunc_(ptf.refPointValueFunc_.clone())
{
    if (mapper.direct() && !mapper.hasUnmapped())
    {
        // Use mapping instead of re-evaluation
        this->map(ptf, mapper);
    }
    else
    {
        // Evaluate since value not mapped
        this->evaluate();
    }
}


template<class Type>
Foam::uniformFixedValuePointPatchField<Type>::
uniformFixedValuePointPatchField
(
    const uniformFixedValuePointPatchField<Type>& ptf
)
:
    fixedValuePointPatchField<Type>(ptf),
    refValueFunc_(ptf.refValueFunc_.clone(*(this->getPatch(this->patch())))),
    refPointValueFunc_(ptf.refPointValueFunc_.clone())
{}


template<class Type>
Foam::uniformFixedValuePointPatchField<Type>::
uniformFixedValuePointPatchField
(
    const uniformFixedValuePointPatchField<Type>& ptf,
    const DimensionedField<Type, pointMesh>& iF
)
:
    fixedValuePointPatchField<Type>(ptf, iF),
    refValueFunc_(ptf.refValueFunc_.clone(*(this->getPatch(this->patch())))),
    refPointValueFunc_(ptf.refPointValueFunc_.clone())
{}


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

template<class Type>
void Foam::uniformFixedValuePointPatchField<Type>::autoMap
(
    const pointPatchFieldMapper& mapper
)
{
    fixedValuePointPatchField<Type>::autoMap(mapper);

    if (refValueFunc_)
    {
        refValueFunc_().autoMap(mapper);

        if (refValueFunc_().constant())
        {
            // If mapper is not dependent on time we're ok to evaluate
            this->evaluate();
        }
    }
    if (refPointValueFunc_)
    {
        if (refPointValueFunc_().constant())
        {
            // If mapper is not dependent on time we're ok to evaluate
            this->evaluate();
        }
    }
}


template<class Type>
void Foam::uniformFixedValuePointPatchField<Type>::rmap
(
    const pointPatchField<Type>& ptf,
    const labelList& addr
)
{
    fixedValuePointPatchField<Type>::rmap(ptf, addr);

    const uniformFixedValuePointPatchField& tiptf =
        refCast<const uniformFixedValuePointPatchField>(ptf);

    if (refValueFunc_ && tiptf.refValueFunc_)
    {
        refValueFunc_().rmap(tiptf.refValueFunc_(), addr);
    }
}


template<class Type>
void Foam::uniformFixedValuePointPatchField<Type>::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }
    const scalar t = this->db().time().timeOutputValue();

    if (refValueFunc_)
    {
        valuePointPatchField<Type>::operator=(refValueFunc_->value(t));
    }
    else
    {
        valuePointPatchField<Type>::operator=(refPointValueFunc_->value(t));
    }
    fixedValuePointPatchField<Type>::updateCoeffs();
}


template<class Type>
void Foam::uniformFixedValuePointPatchField<Type>::
write(Ostream& os) const
{
    // Note: write value
    fixedValuePointPatchField<Type>::write(os);
    if (refValueFunc_)
    {
        refValueFunc_->writeData(os);
    }
    if (refPointValueFunc_)
    {
        refPointValueFunc_->writeData(os);
    }
}


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