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85 lines
2.2 KiB
C
85 lines
2.2 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) 2012-2018 Bernhard Gschaider <bgschaid@hfd-research.com>
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Copyright (C) 2019 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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template<class T>
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bool Foam::expressions::exprResultStack::pushChecked
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(
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const exprResult& result
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)
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{
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if (!isType<T>())
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{
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return false;
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}
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// The value to push
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T val(Zero);
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const Field<T>& resultField = result.cref<T>();
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if (!resultField.empty())
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{
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val = resultField.first();
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}
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this->ref<T>().append(val);
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return true;
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}
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template<class T>
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bool Foam::expressions::exprResultStack::popChecked
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(
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exprResult& result
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)
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{
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if (!isType<T>())
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{
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return false;
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}
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// The popped value
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T val(Zero);
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Field<T>& oldField = this->ref<T>();
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if (!oldField.empty())
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{
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val = oldField.last();
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oldField.resize(oldField.size()-1);
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}
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result.setSingleValue(val);
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return true;
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}
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// ************************************************************************* //
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