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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
\*---------------------------------------------------------------------------*/
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::expressions::fieldExpr::parseDriver::getField
(
const word& name
) const
{
bool isPointVal = false;
bool isUniformVal = false;
tmp<Field<Type>> tfield;
if (hasVariable(name) && variable(name).isType<Type>())
{
const expressions::exprResult& var = variable(name);
isPointVal = var.isPointValue();
isUniformVal = var.isUniform();
tfield = var.cref<Type>().clone();
}
if (tfield.valid())
{
const label fldLen = tfield().size();
const label len = (isPointVal ? this->pointSize() : this->size());
if (returnReduce((fldLen == len), andOp<bool>()))
{
return tfield;
}
if (!isUniformVal)
{
WarningInFunction
<< "Variable " << name
<< " does not fit the size and is not a uniform value." << nl
<< "Using average value" << endl;
}
return tmp<Field<Type>>::New(this->size(), gAverage(tfield));
}
return tfield;
}
// ************************************************************************* //