library/SolverUtils/RiemannSolvers/UpwindSolver.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: UpwindSolver.h
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// 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
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: Upwind Riemann solver.
//
///////////////////////////////////////////////////////////////////////////////

#ifndef NEKTAR_SOLVERUTILS_UPWINDSOLVER
#define NEKTAR_SOLVERUTILS_UPWINDSOLVER

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

namespace Nektar
{
    namespace SolverUtils
    {
        class UpwindSolver : public RiemannSolver
        {
        public:
            SOLVER_UTILS_EXPORT static RiemannSolverSharedPtr create()
            {
                return RiemannSolverSharedPtr(
                    new UpwindSolver());
            }
            
            static std::string solverName;
            
        protected:
            UpwindSolver();
            
            virtual void v_Solve(
                const int                                         nDim,
                const Array<OneD, const Array<OneD, NekDouble> > &Fwd,
                const Array<OneD, const Array<OneD, NekDouble> > &Bwd,
                      Array<OneD,       Array<OneD, NekDouble> > &flux);
        }; 
    }
}
    
#endif