PressureMachTemperatureBC.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: PressureMachTemperatureBC.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).
//
// 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.
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// 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: Boundary condition specified in terms of pressure, Mach number
//              and temperature
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_SOLVERS_COMPRESSIBLEFLOWSOLVER_BNDCOND_PRESSUREMACHTEMPERATUREBC
#define NEKTAR_SOLVERS_COMPRESSIBLEFLOWSOLVER_BNDCOND_PRESSUREMACHTEMPERATUREBC
 
#include "CFSBndCond.h"
 
namespace Nektar
{
 
/**
 * @brief Boundary condition in terms of pressure, Mach number and temperature.
 *        P should be defined in the "rho" entry, T in the "E" entry and the
 *        Mach number in each direction in the corresponding momentum variable.
 *        This state is converted to conserved variables and a Dirichlet
 *        condition is applied.
 */
class PressureMachTemperatureBC : public CFSBndCond
{
public:
    friend class MemoryManager<PressureMachTemperatureBC>;
 
    /// Creates an instance of this class
    static CFSBndCondSharedPtr create(
        const LibUtilities::SessionReaderSharedPtr &pSession,
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
        const Array<OneD, Array<OneD, NekDouble>> &pTraceNormals,
        const int pSpaceDim, const int bcRegion, const int cnt)
    {
        CFSBndCondSharedPtr p =
            MemoryManager<PressureMachTemperatureBC>::AllocateSharedPtr(
                pSession, pFields, pTraceNormals, pSpaceDim, bcRegion, cnt);
        return p;
    }
 
    /// Name of the class
    static std::string className;
 
protected:
    virtual void v_Apply(Array<OneD, Array<OneD, NekDouble>> &Fwd,
                         Array<OneD, Array<OneD, NekDouble>> &physarray,
                         const NekDouble &time) override;
 
private:
    PressureMachTemperatureBC(
        const LibUtilities::SessionReaderSharedPtr &pSession,
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
        const Array<OneD, Array<OneD, NekDouble>> &pTraceNormals,
        const int pSpaceDim, const int bcRegion, const int cnt);
 
    virtual ~PressureMachTemperatureBC(void){};
 
    // Storage for boundary conditions in conserved variables format
    Array<OneD, Array<OneD, NekDouble>> m_bcStorage;
};
 
} // namespace Nektar
 
#endif