createRhoUfIfPresent.H

/*---------------------------------------------------------------------------*\
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 * In real Time Highly Advanced Computational Applications for Finite Volumes
 * Copyright (C) 2017 by the ITHACA-FV authors
-------------------------------------------------------------------------------
License
    This file is part of ITHACA-FV
    ITHACA-FV is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    ITHACA-FV 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 Lesser General Public License for more details.
    You should have received a copy of the GNU Lesser General Public License
    along with ITHACA-FV. If not, see <http://www.gnu.org/licenses/>.
 
Global
    createRhoUf
Description
    Creates and initialises the velocity field RhoUf if required.
SourceFiles
    CompressibleUnSteadyPimple.C
\*---------------------------------------------------------------------------*/
autoPtr<surfaceVectorField> rhoUf;
 
if (mesh.dynamic())
{
    Info << "Constructing face momentum rhoUf" << endl;
    rhoUf.reset
    (
        new surfaceVectorField
        (
            IOobject
            (
                "rhoUf",
                runTime.timeName(),
                mesh,
                IOobject::READ_IF_PRESENT,
                IOobject::AUTO_WRITE
            ),
            fvc::interpolate(rho * U)
        )
    );
}
 
// ************************************************************************* //