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160 lines
4.3 KiB
C
160 lines
4.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2007 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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\*---------------------------------------------------------------------------*/
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#include "oscillatingVelocityPointPatchVectorField.H"
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#include "pointPatchFields.H"
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#include "addToRunTimeSelectionTable.H"
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#include "Time.H"
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#include "polyMesh.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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oscillatingVelocityPointPatchVectorField::
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oscillatingVelocityPointPatchVectorField
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(
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const pointPatch& p,
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const DimensionedField<vector, pointMesh>& iF
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)
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:
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fixedValuePointPatchField<vector>(p, iF),
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amplitude_(vector::zero),
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omega_(0.0),
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p0_(p.localPoints())
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{}
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oscillatingVelocityPointPatchVectorField::
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oscillatingVelocityPointPatchVectorField
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(
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const pointPatch& p,
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const DimensionedField<vector, pointMesh>& iF,
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const dictionary& dict
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)
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:
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fixedValuePointPatchField<vector>(p, iF, dict),
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amplitude_(dict.lookup("amplitude")),
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omega_(readScalar(dict.lookup("omega")))
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{
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if (!dict.found("value"))
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{
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updateCoeffs();
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}
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if (dict.found("p0"))
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{
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p0_ = vectorField("p0", dict , p.size());
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}
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else
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{
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p0_ = p.localPoints();
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}
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}
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oscillatingVelocityPointPatchVectorField::
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oscillatingVelocityPointPatchVectorField
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(
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const oscillatingVelocityPointPatchVectorField& ptf,
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const pointPatch& p,
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const DimensionedField<vector, pointMesh>& iF,
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const pointPatchFieldMapper& mapper
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)
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:
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fixedValuePointPatchField<vector>(ptf, p, iF, mapper),
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amplitude_(ptf.amplitude_),
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omega_(ptf.omega_),
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p0_(ptf.p0_)
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{}
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oscillatingVelocityPointPatchVectorField::
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oscillatingVelocityPointPatchVectorField
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(
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const oscillatingVelocityPointPatchVectorField& ptf,
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const DimensionedField<vector, pointMesh>& iF
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)
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:
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fixedValuePointPatchField<vector>(ptf, iF),
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amplitude_(ptf.amplitude_),
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omega_(ptf.omega_),
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p0_(ptf.p0_)
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void oscillatingVelocityPointPatchVectorField::updateCoeffs()
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{
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if (this->updated())
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{
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return;
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}
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const polyMesh& mesh = this->dimensionedInternalField().mesh()();
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const Time& t = mesh.time();
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const pointPatch& p = this->patch();
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Field<vector>::operator=
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(
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(p0_ + amplitude_*sin(omega_*t.value()) - p.localPoints())
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/t.deltaT().value()
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);
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fixedValuePointPatchField<vector>::updateCoeffs();
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}
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void oscillatingVelocityPointPatchVectorField::write(Ostream& os) const
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{
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pointPatchField<vector>::write(os);
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os.writeKeyword("amplitude")
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<< amplitude_ << token::END_STATEMENT << nl;
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os.writeKeyword("omega")
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<< omega_ << token::END_STATEMENT << nl;
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p0_.writeEntry("p0", os);
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writeEntry("value", os);
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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makePointPatchTypeField
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(
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pointPatchVectorField,
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oscillatingVelocityPointPatchVectorField
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);
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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