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125 lines
3.2 KiB
C
125 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) 2011-2017 OpenFOAM Foundation
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Copyright (C) 2015-2021 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 "Constant.H"
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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template<class Type>
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Foam::Function1Types::Constant<Type>::Constant
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(
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const word& entryName,
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const Type& value,
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const objectRegistry* obrPtr
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)
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:
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Function1<Type>(entryName, obrPtr),
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value_(value)
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{}
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template<class Type>
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Foam::Function1Types::Constant<Type>::Constant
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(
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const word& entryName,
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const dictionary& dict,
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const objectRegistry* obrPtr
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)
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:
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Function1<Type>(entryName, dict, obrPtr),
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value_(Zero)
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{
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const entry* eptr = dict.findEntry(entryName, keyType::LITERAL);
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if (eptr && eptr->isStream())
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{
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// Primitive (inline) format. Eg,
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// - key constant 1.2;
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// - key 1.2;
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ITstream& is = eptr->stream();
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if (is.peek().isWord())
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{
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is.skip(); // Discard leading 'constant'
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}
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is >> value_;
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dict.checkITstream(is, entryName);
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}
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else
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{
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// Dictionary format. Eg,
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// key { type constant; value 1.2; }
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dict.readEntry("value", value_);
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}
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}
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template<class Type>
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Foam::Function1Types::Constant<Type>::Constant
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(
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const word& entryName,
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Istream& is
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)
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:
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Function1<Type>(entryName),
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value_(pTraits<Type>(is))
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{}
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template<class Type>
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Foam::Function1Types::Constant<Type>::Constant(const Constant<Type>& rhs)
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:
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Function1<Type>(rhs),
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value_(rhs.value_)
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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template<class Type>
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Foam::tmp<Foam::Field<Type>> Foam::Function1Types::Constant<Type>::value
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(
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const scalarField& x
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) const
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{
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return tmp<Field<Type>>::New(x.size(), value_);
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}
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template<class Type>
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void Foam::Function1Types::Constant<Type>::writeData(Ostream& os) const
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{
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Function1<Type>::writeData(os);
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os << token::SPACE << value_ << token::END_STATEMENT << nl;
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}
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// ************************************************************************* //
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