solidBodyMotionDisplacementPointPatchVectorField.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2013-2016 OpenFOAM Foundation
    Copyright (C) 2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
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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
 
// ************************************************************************* //