APESolver/RiemannSolvers/LaxFriedrichsSolver.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: LaxFriedrichsSolver.h
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2015 Kilian Lackhove
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// License for the specific language governing rights and limitations under
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: Lax-Friedrichs solver for the APE equations.
//
///////////////////////////////////////////////////////////////////////////////

#ifndef NEKTAR_SOLVERS_APESOLVER_RIEMANNSOLVERS_LAXFRIEDRICHSSOLVER
#define NEKTAR_SOLVERS_APESOLVER_RIEMANNSOLVERS_LAXFRIEDRICHSSOLVER

#include <SolverUtils/SolverUtilsDeclspec.h>
#include <APESolver/RiemannSolvers/APESolver.h>

using namespace Nektar::SolverUtils;

namespace Nektar
{

class LaxFriedrichsSolver : public APESolver
{
    public:
        static RiemannSolverSharedPtr create()
        {
            return RiemannSolverSharedPtr(new LaxFriedrichsSolver());
        }

        static std::string solverName;

    protected:
        LaxFriedrichsSolver();

        virtual void v_PointSolve(
            NekDouble  pL, NekDouble  rhoL, NekDouble  uL, NekDouble  vL, NekDouble  wL,
            NekDouble  pR, NekDouble  rhoR, NekDouble  uR, NekDouble  vR, NekDouble  wR,
            NekDouble  p0, NekDouble  rho0, NekDouble  u0, NekDouble  v0, NekDouble  w0,
            NekDouble &pF, NekDouble &rhoF, NekDouble &uF, NekDouble &vF, NekDouble &wF);
};

}
#endif