WeakPressureExtrapolate.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: WeakPressureExtrapolate.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
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//
// Description: Abstract base class for WeakPressureExtrapolate.
//
///////////////////////////////////////////////////////////////////////////////

#ifndef NEKTAR_SOLVERS_WEAKPRESSUREEXTRAPOLATE_H
#define NEKTAR_SOLVERS_WEAKPRESSUREEXTRAPOLATE_H

#include <LibUtilities/BasicUtils/NekFactory.hpp>
#include <LibUtilities/Memory/NekMemoryManager.hpp>
#include <LibUtilities/BasicUtils/SessionReader.h>
#include <MultiRegions/ExpList.h>
#include <LibUtilities/BasicUtils/SharedArray.hpp>
#include <LibUtilities/TimeIntegration/TimeIntegrationWrapper.h>
#include <SolverUtils/AdvectionSystem.h>
#include <IncNavierStokesSolver/EquationSystems/StandardExtrapolate.h>

namespace Nektar
{
    //--------
    // Weak Pressure Extrapolate
    // --------
    
    class WeakPressureExtrapolate;
    
    typedef boost::shared_ptr<WeakPressureExtrapolate> WeakPressureExtrapolateSharedPtr;
    
    class WeakPressureExtrapolate : public StandardExtrapolate
    {
    public:

        /// Creates an instance of this class
        static ExtrapolateSharedPtr create(
            const LibUtilities::SessionReaderSharedPtr  &pSession,
            Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
            MultiRegions::ExpListSharedPtr              &pPressure,
            const Array<OneD, int>                      &pVel,
            const SolverUtils::AdvectionSharedPtr       &advObject)
        {
            ExtrapolateSharedPtr p = MemoryManager<WeakPressureExtrapolate>
                ::AllocateSharedPtr(pSession,pFields,pPressure,pVel,advObject);
            return p;
        }

        /// Name of class
        static std::string className;

        WeakPressureExtrapolate(
            const LibUtilities::SessionReaderSharedPtr pSession,
            Array<OneD, MultiRegions::ExpListSharedPtr> pFields,
            MultiRegions::ExpListSharedPtr              pPressure,
            const Array<OneD, int>                      pVel,
            const SolverUtils::AdvectionSharedPtr       advObject);

        virtual ~WeakPressureExtrapolate();
        
    protected:
        virtual void v_EvaluatePressureBCs(const Array<OneD, const Array<OneD, NekDouble> > &fields,
                                           const Array<OneD, const Array<OneD, NekDouble> >  &N,
                                           NekDouble kinvis);

        virtual void v_MountHOPBCs(int HBCdata, 
                                   NekDouble kinvis, 
                                   Array<OneD, NekDouble> &Q, 
                                   Array<OneD, const NekDouble> &Advection);
        
        virtual void v_AddNormVelOnOBC(const int nbcoeffs, const int nreg,
                                       Array<OneD, Array<OneD, NekDouble> > &u);
    };
    
}

#endif