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https://develop.openfoam.com/Development/openfoam.git
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158 lines
4.5 KiB
C++
158 lines
4.5 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) 2011 OpenFOAM Foundation
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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
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the Free Software Foundation, either version 3 of the License, or
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(at your 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, see <http://www.gnu.org/licenses/>.
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Class
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Foam::reverseLinear
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Description
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Inversed weight central-differencing interpolation scheme class.
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Useful for inverse weighted and harmonic interpolations.
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SourceFiles
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reverseLinear.C
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\*---------------------------------------------------------------------------*/
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#ifndef reverseLinear_H
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#define reverseLinear_H
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#include "surfaceInterpolationScheme.H"
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#include "volFields.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class reverseLinear Declaration
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\*---------------------------------------------------------------------------*/
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template<class Type>
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class reverseLinear
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:
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public surfaceInterpolationScheme<Type>
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{
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// Private Member Functions
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//- Disallow default bitwise assignment
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void operator=(const reverseLinear&);
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public:
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//- Runtime type information
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TypeName("reverseLinear");
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// Constructors
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//- Construct from mesh
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reverseLinear(const fvMesh& mesh)
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:
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surfaceInterpolationScheme<Type>(mesh)
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{}
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//- Construct from Istream
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reverseLinear(const fvMesh& mesh, Istream&)
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:
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surfaceInterpolationScheme<Type>(mesh)
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{}
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//- Construct from faceFlux and Istream
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reverseLinear
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(
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const fvMesh& mesh,
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const surfaceScalarField&,
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Istream&
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)
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:
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surfaceInterpolationScheme<Type>(mesh)
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{}
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// Member Functions
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//- Return the interpolation weighting factors
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tmp<surfaceScalarField> weights
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(
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const GeometricField<Type, fvPatchField, volMesh>&
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) const
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{
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const fvMesh& mesh = this->mesh();
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tmp<surfaceScalarField> tcdWeights
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(
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mesh.surfaceInterpolation::weights()
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);
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const surfaceScalarField& cdWeights = tcdWeights();
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tmp<surfaceScalarField> treverseLinearWeights
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(
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new surfaceScalarField
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(
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IOobject
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(
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"reverseLinearWeights",
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mesh.time().timeName(),
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mesh
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),
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mesh,
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dimless
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)
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);
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surfaceScalarField& reverseLinearWeights = treverseLinearWeights();
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reverseLinearWeights.internalField() =
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1.0 - cdWeights.internalField();
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forAll(mesh.boundary(), patchI)
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{
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if (reverseLinearWeights.boundaryField()[patchI].coupled())
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{
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reverseLinearWeights.boundaryField()[patchI] =
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1.0 - cdWeights.boundaryField()[patchI];
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}
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else
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{
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reverseLinearWeights.boundaryField()[patchI] =
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cdWeights.boundaryField()[patchI];
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}
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}
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return treverseLinearWeights;
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}
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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