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116 lines
3.2 KiB
C
116 lines
3.2 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 | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2016-2022 OpenCFD Ltd.
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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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\*---------------------------------------------------------------------------*/
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#include "polyPatch.H"
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#include "Time.H"
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#include "zeroGradientFvPatchField.H"
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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template<class Type>
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bool Foam::functionObjects::zeroGradient::accept
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(
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const GeometricField<Type, fvPatchField, volMesh>& input
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)
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{
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const auto& patches = input.boundaryField();
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forAll(patches, patchi)
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{
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if (!polyPatch::constraintType(patches[patchi].patch().patch().type()))
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{
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return true;
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}
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}
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return false;
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}
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template<class Type>
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int Foam::functionObjects::zeroGradient::apply
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(
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const word& inputName,
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int& state
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)
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{
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typedef GeometricField<Type, fvPatchField, volMesh> VolFieldType;
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// State: return 0 (not-processed), -1 (skip), +1 ok
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// Already done, or not available
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if (state || !foundObject<VolFieldType>(inputName))
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{
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return state;
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}
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const VolFieldType& input = lookupObject<VolFieldType>(inputName);
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if (!returnReduceOr(accept(input)))
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{
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state = -1;
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return state;
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}
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word outputName(resultName_);
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outputName.replace("@@", inputName);
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// Also save the field-type, just in case we want it later
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results_.set(outputName, VolFieldType::typeName);
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if (!foundObject<VolFieldType>(outputName))
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{
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auto tzeroGrad = tmp<VolFieldType>::New
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(
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IOobject
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(
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outputName,
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time_.timeName(),
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mesh_,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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mesh_,
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dimensioned<Type>(input.dimensions(), Zero),
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fvPatchFieldBase::zeroGradientType()
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);
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store(outputName, tzeroGrad);
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}
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VolFieldType& output = lookupObjectRef<VolFieldType>(outputName);
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output = input;
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output.correctBoundaryConditions();
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state = +1;
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return state;
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}
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// ************************************************************************* //
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