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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2026 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "DynamicField.H"
#include "expressionAssert.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>::DynamicField(Istream& is)
:
Field<T>(is),
capacity_(Field<T>::size())
{}
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>::DynamicField
(
const word& keyword,
const dictionary& dict,
const label size
)
:
Field<T>(keyword, dict, size),
capacity_(Field<T>::size())
{}
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>::DynamicField
(
const word& keyword,
const unitSet& defaultUnits,
const dictionary& dict,
const label size
)
:
Field<T>(keyword, defaultUnits, dict, size),
capacity_(Field<T>::size())
{}
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::tmp<Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>>
Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>::clone() const
{
return tmp<DynamicField<T, SizeInc, SizeMult, SizeDiv>>
(
new DynamicField<T, SizeInc, SizeMult, SizeDiv>(*this)
);
}
// * * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * //
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
template<class Expression, class>
void Foam::DynamicField<T, SizeInc, SizeMult, SizeDiv>::operator=
(
const Expression& e
)
{
#ifdef FULLDEBUG
expression::assertSameAllContainerProperty<expression::Size>(e);
#endif
// Get size of the first field in the expression
const label size = expression::getFirst<expression::Size>(e);
if (capacity_ >= size)
{
// Can copy w/o reallocating, match initial size to avoid reallocation
Field<T>::size(size);
Field<T>::operator=(e);
}
else
{
// Make everything available for the copy operation
Field<T>::size(capacity_);
Field<T>::operator=(e);
capacity_ = Field<T>::size();
}
}
// * * * * * * * * * * * * * * * IOstream Operator * * * * * * * * * * * * * //
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::Ostream& Foam::operator<<
(
Ostream& os,
const DynamicField<T, SizeInc, SizeMult, SizeDiv>& lst
)
{
os << static_cast<const Field<T>&>(lst);
return os;
}
template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv>
Foam::Istream& Foam::operator>>
(
Istream& is,
DynamicField<T, SizeInc, SizeMult, SizeDiv>& lst
)
{
is >> static_cast<Field<T>&>(lst);
lst.capacity_ = lst.Field<T>::size();
return is;
}
// ************************************************************************* //
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