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367 lines
11 KiB
C
367 lines
11 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) 1991-2009 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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Description
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Abstract base class for surface interpolation schemes.
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\*---------------------------------------------------------------------------*/
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#include "surfaceInterpolationScheme.H"
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#include "volFields.H"
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#include "surfaceFields.H"
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#include "coupledFvPatchField.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// * * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * //
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// Return weighting factors for scheme given by name in dictionary
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template<class Type>
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tmp<surfaceInterpolationScheme<Type> > surfaceInterpolationScheme<Type>::New
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(
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const fvMesh& mesh,
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Istream& schemeData
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)
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{
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if (schemeData.eof())
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{
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FatalIOErrorIn
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(
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"surfaceInterpolationScheme<Type>::New(const fvMesh&, Istream&)",
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schemeData
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) << "Discretisation scheme not specified"
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<< endl << endl
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<< "Valid schemes are :" << endl
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<< MeshConstructorTablePtr_->sortedToc()
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<< exit(FatalIOError);
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}
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word schemeName(schemeData);
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if (surfaceInterpolation::debug || surfaceInterpolationScheme<Type>::debug)
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{
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Info<< "surfaceInterpolationScheme<Type>::New"
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"(const fvMesh&, Istream&)"
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" : discretisation scheme = "
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<< schemeName
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<< endl;
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}
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typename MeshConstructorTable::iterator constructorIter =
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MeshConstructorTablePtr_->find(schemeName);
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if (constructorIter == MeshConstructorTablePtr_->end())
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{
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FatalIOErrorIn
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(
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"surfaceInterpolationScheme<Type>::New(const fvMesh&, Istream&)",
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schemeData
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) << "Unknown discretisation scheme " << schemeName
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<< endl << endl
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<< "Valid schemes are :" << endl
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<< MeshConstructorTablePtr_->sortedToc()
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<< exit(FatalIOError);
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}
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return constructorIter()(mesh, schemeData);
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}
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// Return weighting factors for scheme given by name in dictionary
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template<class Type>
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tmp<surfaceInterpolationScheme<Type> > surfaceInterpolationScheme<Type>::New
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(
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const fvMesh& mesh,
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const surfaceScalarField& faceFlux,
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Istream& schemeData
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)
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{
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if (schemeData.eof())
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{
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FatalIOErrorIn
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(
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"surfaceInterpolationScheme<Type>::New"
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"(const fvMesh&, const surfaceScalarField&, Istream&)",
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schemeData
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) << "Discretisation scheme not specified"
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<< endl << endl
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<< "Valid schemes are :" << endl
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<< MeshConstructorTablePtr_->sortedToc()
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<< exit(FatalIOError);
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}
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word schemeName(schemeData);
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if (surfaceInterpolation::debug || surfaceInterpolationScheme<Type>::debug)
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{
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Info<< "surfaceInterpolationScheme<Type>::New"
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"(const fvMesh&, const surfaceScalarField&, Istream&)"
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" : discretisation scheme = "
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<< schemeName
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<< endl;
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}
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typename MeshFluxConstructorTable::iterator constructorIter =
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MeshFluxConstructorTablePtr_->find(schemeName);
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if (constructorIter == MeshFluxConstructorTablePtr_->end())
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{
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FatalIOErrorIn
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(
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"surfaceInterpolationScheme<Type>::New"
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"(const fvMesh&, const surfaceScalarField&, Istream&)",
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schemeData
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) << "Unknown discretisation scheme " << schemeName
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<< endl << endl
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<< "Valid schemes are :" << endl
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<< MeshFluxConstructorTablePtr_->sortedToc()
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<< exit(FatalIOError);
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}
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return constructorIter()(mesh, faceFlux, schemeData);
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}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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template<class Type>
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surfaceInterpolationScheme<Type>::~surfaceInterpolationScheme()
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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//- Return the face-interpolate of the given cell field
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// with the given owner and neighbour weighting factors
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template<class Type>
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
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surfaceInterpolationScheme<Type>::interpolate
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(
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const GeometricField<Type, fvPatchField, volMesh>& vf,
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const tmp<surfaceScalarField>& tlambdas,
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const tmp<surfaceScalarField>& tys
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)
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{
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if (surfaceInterpolation::debug)
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{
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Info<< "surfaceInterpolationScheme<Type>::uncorrectedInterpolate"
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"(const GeometricField<Type, fvPatchField, volMesh>&, "
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"const tmp<surfaceScalarField>&, "
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"const tmp<surfaceScalarField>&) : "
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"interpolating volTypeField from cells to faces "
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"without explicit correction"
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<< endl;
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}
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const surfaceScalarField& lambdas = tlambdas();
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const surfaceScalarField& ys = tys();
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const Field<Type>& vfi = vf.internalField();
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const scalarField& lambda = lambdas.internalField();
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const scalarField& y = ys.internalField();
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const fvMesh& mesh = vf.mesh();
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const unallocLabelList& P = mesh.owner();
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const unallocLabelList& N = mesh.neighbour();
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> > tsf
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(
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new GeometricField<Type, fvsPatchField, surfaceMesh>
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(
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IOobject
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(
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"interpolate("+vf.name()+')',
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vf.instance(),
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vf.db()
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),
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mesh,
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vf.dimensions()
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)
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);
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GeometricField<Type, fvsPatchField, surfaceMesh>& sf = tsf();
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Field<Type>& sfi = sf.internalField();
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for (register label fi=0; fi<P.size(); fi++)
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{
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sfi[fi] = lambda[fi]*vfi[P[fi]] + y[fi]*vfi[N[fi]];
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}
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// Interpolate across coupled patches using given lambdas and ys
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forAll (lambdas.boundaryField(), pi)
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{
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const fvsPatchScalarField& pLambda = lambdas.boundaryField()[pi];
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const fvsPatchScalarField& pY = ys.boundaryField()[pi];
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if (vf.boundaryField()[pi].coupled())
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{
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sf.boundaryField()[pi] =
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pLambda*vf.boundaryField()[pi].patchInternalField()
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+ pY*vf.boundaryField()[pi].patchNeighbourField();
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}
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else
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{
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sf.boundaryField()[pi] = vf.boundaryField()[pi];
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}
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}
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tlambdas.clear();
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tys.clear();
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return tsf;
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}
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//- Return the face-interpolate of the given cell field
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// with the given weigting factors
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template<class Type>
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
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surfaceInterpolationScheme<Type>::interpolate
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(
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const GeometricField<Type, fvPatchField, volMesh>& vf,
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const tmp<surfaceScalarField>& tlambdas
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)
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{
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if (surfaceInterpolation::debug)
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{
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Info<< "surfaceInterpolationScheme<Type>::interpolate"
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"(const GeometricField<Type, fvPatchField, volMesh>&, "
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"const tmp<surfaceScalarField>&) : "
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"interpolating volTypeField from cells to faces "
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"without explicit correction"
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<< endl;
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}
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const surfaceScalarField& lambdas = tlambdas();
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const Field<Type>& vfi = vf.internalField();
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const scalarField& lambda = lambdas.internalField();
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const fvMesh& mesh = vf.mesh();
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const unallocLabelList& P = mesh.owner();
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const unallocLabelList& N = mesh.neighbour();
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> > tsf
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(
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new GeometricField<Type, fvsPatchField, surfaceMesh>
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(
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IOobject
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(
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"interpolate("+vf.name()+')',
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vf.instance(),
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vf.db()
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),
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mesh,
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vf.dimensions()
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)
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);
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GeometricField<Type, fvsPatchField, surfaceMesh>& sf = tsf();
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Field<Type>& sfi = sf.internalField();
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for (register label fi=0; fi<P.size(); fi++)
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{
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sfi[fi] = lambda[fi]*(vfi[P[fi]] - vfi[N[fi]]) + vfi[N[fi]];
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}
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// Interpolate across coupled patches using given lambdas
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forAll (lambdas.boundaryField(), pi)
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{
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const fvsPatchScalarField& pLambda = lambdas.boundaryField()[pi];
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if (vf.boundaryField()[pi].coupled())
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{
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tsf().boundaryField()[pi] =
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pLambda*vf.boundaryField()[pi].patchInternalField()
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+ (1.0 - pLambda)*vf.boundaryField()[pi].patchNeighbourField();
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}
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else
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{
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sf.boundaryField()[pi] = vf.boundaryField()[pi];
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}
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}
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tlambdas.clear();
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return tsf;
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}
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//- Return the face-interpolate of the given cell field
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// with explicit correction
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template<class Type>
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
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surfaceInterpolationScheme<Type>::interpolate
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(
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const GeometricField<Type, fvPatchField, volMesh>& vf
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) const
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{
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if (surfaceInterpolation::debug)
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{
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Info<< "surfaceInterpolationScheme<Type>::interpolate"
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"(const GeometricField<Type, fvPatchField, volMesh>&) : "
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<< "interpolating volTypeField from cells to faces"
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<< endl;
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}
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> > tsf
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= interpolate(vf, weights(vf));
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if (corrected())
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{
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tsf() += correction(vf);
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}
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return tsf;
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}
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//- Return the face-interpolate of the given cell field
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// with explicit correction
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template<class Type>
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
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surfaceInterpolationScheme<Type>::interpolate
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(
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const tmp<GeometricField<Type, fvPatchField, volMesh> >& tvf
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) const
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{
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tmp<GeometricField<Type, fvsPatchField, surfaceMesh> > tinterpVf
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= interpolate(tvf());
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tvf.clear();
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return tinterpVf;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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