RCROutflow.h

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///////////////////////////////////////////////////////////////////////////////
//
// File RCROutflow.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
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// Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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//
// Description: RCROutflow header
//
///////////////////////////////////////////////////////////////////////////////
#ifndef NEKTAR_RCROUTFLOW_H
#define NEKTAR_RCROUTFLOW_H

#include <string>
#include <LibUtilities/Memory/NekMemoryManager.hpp>
#include <PulseWaveSolver/EquationSystems/PulseWaveBoundary.h>

namespace Nektar
{
    // Forward declarations
    class RCROutflow;

    /// Pointer to a PulseWaveOutflow object.
    typedef boost::shared_ptr<RCROutflow> RCROutflowSharedPtr;
    
    /// A global linear system.
    class RCROutflow : public PulseWaveBoundary
    {
    public:
        /// Creates an instance of this class
      static PulseWaveBoundarySharedPtr create(Array<OneD, MultiRegions::ExpListSharedPtr>& pVessel, 
                                               const LibUtilities::SessionReaderSharedPtr& pSession,
                                               PulseWavePressureAreaSharedPtr& pressureArea)
        {
            return MemoryManager<RCROutflow>::AllocateSharedPtr(pVessel,pSession,pressureArea);
        }

        /// Name of class
        static std::string className;
        
        RCROutflow(Array<OneD, MultiRegions::ExpListSharedPtr> pVessel, 
                   const LibUtilities::SessionReaderSharedPtr pSession,
                   PulseWavePressureAreaSharedPtr pressureArea);

        virtual ~RCROutflow();
    protected:
        virtual void v_DoBoundary(
            const Array<OneD,const Array<OneD, NekDouble> > &inarray,
            Array<OneD, Array<OneD, NekDouble> > &A_0,
            Array<OneD, Array<OneD, NekDouble> > &beta,
            const NekDouble time,
            int omega,int offset,int n);

        void R_RiemannSolver(NekDouble R,NekDouble A_l,NekDouble u_l,
                             NekDouble A_0, NekDouble beta, NekDouble pout,
                             NekDouble &A_u,NekDouble &u_u);
        NekDouble m_timestep;

        NekDouble   m_pc;

    private:
    };
}

#endif