solidBodyMotionDisplacementPointPatchVectorField.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2013-2016 OpenFOAM Foundation
    Copyright (C) 2020 OpenCFD Ltd.
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License
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    for more details.

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#include "solidBodyMotionDisplacementPointPatchVectorField.H"
#include "transformField.H"
#include "addToRunTimeSelectionTable.H"
#include "pointPatchFields.H"

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

namespace Foam
{

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

solidBodyMotionDisplacementPointPatchVectorField::
solidBodyMotionDisplacementPointPatchVectorField
(
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF
)
:
    fixedValuePointPatchVectorField(p, iF),
    SBMFPtr_(nullptr),
    localPoints0Ptr_(nullptr)
{}


solidBodyMotionDisplacementPointPatchVectorField::
solidBodyMotionDisplacementPointPatchVectorField
(
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF,
    const dictionary& dict
)
:
    fixedValuePointPatchVectorField(p, iF, dict, IOobjectOption::NO_READ),
    SBMFPtr_(solidBodyMotionFunction::New(dict, this->db().time())),
    localPoints0Ptr_(nullptr)
{
    if (!dict.found("value"))
    {
        // Determine current local points and offset
        fixedValuePointPatchVectorField::operator==
        (
            transformPoints(SBMFPtr_().transformation(), localPoints0())
           -localPoints0()
        );
    }
}


solidBodyMotionDisplacementPointPatchVectorField::
solidBodyMotionDisplacementPointPatchVectorField
(
    const solidBodyMotionDisplacementPointPatchVectorField& ptf,
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF,
    const pointPatchFieldMapper& mapper
)
:
    fixedValuePointPatchVectorField(ptf, p, iF, mapper),
    SBMFPtr_(ptf.SBMFPtr_().clone()),
    localPoints0Ptr_(nullptr)
{
    // For safety re-evaluate

    fixedValuePointPatchVectorField::operator==
    (
        transformPoints(SBMFPtr_().transformation(), localPoints0())
       -localPoints0()
    );
}


solidBodyMotionDisplacementPointPatchVectorField::
solidBodyMotionDisplacementPointPatchVectorField
(
    const solidBodyMotionDisplacementPointPatchVectorField& ptf
)
:
    fixedValuePointPatchVectorField(ptf),
    SBMFPtr_(ptf.SBMFPtr_().clone()),
    localPoints0Ptr_(nullptr)
{}


solidBodyMotionDisplacementPointPatchVectorField::
solidBodyMotionDisplacementPointPatchVectorField
(
    const solidBodyMotionDisplacementPointPatchVectorField& ptf,
    const DimensionedField<vector, pointMesh>& iF
)
:
    fixedValuePointPatchVectorField(ptf, iF),
    SBMFPtr_(ptf.SBMFPtr_().clone()),
    localPoints0Ptr_(nullptr)
{
    // For safety re-evaluate

    fixedValuePointPatchVectorField::operator==
    (
        transformPoints(SBMFPtr_().transformation(), localPoints0())
       -localPoints0()
    );
}


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

const pointField&
solidBodyMotionDisplacementPointPatchVectorField::localPoints0() const
{
    if (!localPoints0Ptr_)
    {
        pointIOField points0
        (
            IOobject
            (
                "points",
                this->db().time().constant(),
                polyMesh::meshSubDir,
                this->db(),
                IOobject::MUST_READ,
                IOobject::NO_WRITE,
                IOobject::NO_REGISTER
            )
        );

        localPoints0Ptr_.reset(new pointField(points0, patch().meshPoints()));
    }

    return *localPoints0Ptr_;
}


void solidBodyMotionDisplacementPointPatchVectorField::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }

    // Determine current local points and offset
    fixedValuePointPatchVectorField::operator==
    (
        transformPoints(SBMFPtr_().transformation(), localPoints0())
       -localPoints0()
    );

    fixedValuePointPatchVectorField::updateCoeffs();
}


void solidBodyMotionDisplacementPointPatchVectorField::
write(Ostream& os) const
{
    // Note: write value
    fixedValuePointPatchField<vector>::write(os);

    os.writeEntry(solidBodyMotionFunction::typeName, SBMFPtr_->type());

    os  << indent << word(SBMFPtr_->type() + "Coeffs");
    SBMFPtr_->writeData(os);
}


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

makePointPatchTypeField
(
    pointPatchVectorField,
    solidBodyMotionDisplacementPointPatchVectorField
);


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

} // End namespace Foam

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