CFM.H

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/*---------------------------------------------------------------------------*\
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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/>.
\*---------------------------------------------------------------------------*/
// The consistent flux method (forward Euler)
 
volVectorField U1aux(U);
volVectorField Faux(U);
Faux = dt * (-fvc::div(phi, U) + fvc::laplacian(nu, U));
U1aux = U + Faux;
fvScalarMatrix pEqn = (fvm::laplacian(p)).ref();
pEqn.setReference(pRefCell, pRefValue);
solve(pEqn ==  (1 / dt)*fvc::div(U1aux));
U = U1aux - dt * fvc::grad(p);
phi = fvc::flux(U1aux) - dt * fvc::snGrad(p) * mag(mesh.magSf());