195 lines
5.7 KiB
C++
195 lines
5.7 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) 2011-2017 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::zeroGradientFvPatchField
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Group
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grpGenericBoundaryConditions
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Description
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This boundary condition applies a zero-gradient condition from the patch
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internal field onto the patch faces.
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Usage
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Example of the boundary condition specification:
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\verbatim
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<patchName>
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{
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type zeroGradient;
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}
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\endverbatim
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SourceFiles
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zeroGradientFvPatchField.C
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\*---------------------------------------------------------------------------*/
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#ifndef zeroGradientFvPatchField_H
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#define zeroGradientFvPatchField_H
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#include "fvPatchField.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class zeroGradientFvPatchField Declaration
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\*---------------------------------------------------------------------------*/
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template<class Type>
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class zeroGradientFvPatchField
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:
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public fvPatchField<Type>
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{
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public:
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//- Runtime type information
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TypeName("zeroGradient");
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// Constructors
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//- Construct from patch and internal field
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zeroGradientFvPatchField
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(
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const fvPatch&,
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const DimensionedField<Type, volMesh>&
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);
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//- Construct from patch, internal field and dictionary
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zeroGradientFvPatchField
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(
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const fvPatch&,
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const DimensionedField<Type, volMesh>&,
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const dictionary&
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);
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//- Construct by mapping the given zeroGradientFvPatchField<Type>
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// onto a new patch
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zeroGradientFvPatchField
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(
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const zeroGradientFvPatchField<Type>&,
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const fvPatch&,
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const DimensionedField<Type, volMesh>&,
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const fvPatchFieldMapper&
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);
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//- Construct as copy
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zeroGradientFvPatchField
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(
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const zeroGradientFvPatchField<Type>&
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);
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//- Construct and return a clone
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virtual tmp<fvPatchField<Type>> clone() const
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{
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return tmp<fvPatchField<Type>>
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(
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new zeroGradientFvPatchField<Type>(*this)
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);
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}
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//- Construct as copy setting internal field reference
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zeroGradientFvPatchField
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(
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const zeroGradientFvPatchField<Type>&,
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const DimensionedField<Type, volMesh>&
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);
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//- Construct and return a clone setting internal field reference
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virtual tmp<fvPatchField<Type>> clone
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(
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const DimensionedField<Type, volMesh>& iF
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) const
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{
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return tmp<fvPatchField<Type>>
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(
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new zeroGradientFvPatchField<Type>(*this, iF)
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);
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}
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// Member functions
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// Evaluation functions
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//- Return gradient at boundary
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virtual tmp<Field<Type>> snGrad() const
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{
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return tmp<Field<Type>>
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(
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new Field<Type>(this->size(), Zero)
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);
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}
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//- Evaluate the patch field
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virtual void evaluate
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(
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const Pstream::commsTypes commsType =
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Pstream::commsTypes::blocking
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);
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//- Return the matrix diagonal coefficients corresponding to the
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// evaluation of the value of this patchField with given weights
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virtual tmp<Field<Type>> valueInternalCoeffs
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(
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const tmp<scalarField>&
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) const;
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//- Return the matrix source coefficients corresponding to the
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// evaluation of the value of this patchField with given weights
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virtual tmp<Field<Type>> valueBoundaryCoeffs
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(
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const tmp<scalarField>&
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) const;
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//- Return the matrix diagonal coefficients corresponding to the
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// evaluation of the gradient of this patchField
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virtual tmp<Field<Type>> gradientInternalCoeffs() const;
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//- Return the matrix source coefficients corresponding to the
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// evaluation of the gradient of this patchField
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virtual tmp<Field<Type>> gradientBoundaryCoeffs() const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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#include "zeroGradientFvPatchField.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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