AdvectionFR.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: AdvectionFR.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.
//
// 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: FR advection class.
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_SOLVERUTILS_ADVECTIONFR
#define NEKTAR_SOLVERUTILS_ADVECTIONFR
 
#include <LibUtilities/BasicUtils/SessionReader.h>
#include <LibUtilities/BasicUtils/SharedArray.hpp>
#include <SolverUtils/Advection/Advection.h>
 
namespace Nektar::SolverUtils
{
class AdvectionFR : public Advection
{
public:
    static AdvectionSharedPtr create(std::string advType)
    {
        return AdvectionSharedPtr(new AdvectionFR(advType));
    }
 
    static std::string type[];
 
protected:
    AdvectionFR(std::string advType);
 
    std::string m_advType;
 
    void v_InitObject(
        LibUtilities::SessionReaderSharedPtr pSession,
        Array<OneD, MultiRegions::ExpListSharedPtr> pFields) override;
 
    void v_Advect(const int nConvectiveFields,
                  const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
                  const Array<OneD, Array<OneD, NekDouble>> &advVel,
                  const Array<OneD, Array<OneD, NekDouble>> &inarray,
                  Array<OneD, Array<OneD, NekDouble>> &outarray,
                  const NekDouble &time,
                  const Array<OneD, Array<OneD, NekDouble>> &pFwd =
                      NullNekDoubleArrayOfArray,
                  const Array<OneD, Array<OneD, NekDouble>> &pBwd =
                      NullNekDoubleArrayOfArray) override;
 
private:
    Array<OneD, Array<OneD, NekDouble>> m_traceNormals;
 
    Array<OneD, NekDouble> m_jac;
    Array<OneD, Array<OneD, NekDouble>> m_gmat;
 
    Array<OneD, Array<OneD, NekDouble>> m_Q2D_e0;
    Array<OneD, Array<OneD, NekDouble>> m_Q2D_e1;
    Array<OneD, Array<OneD, NekDouble>> m_Q2D_e2;
    Array<OneD, Array<OneD, NekDouble>> m_Q2D_e3;
 
    Array<OneD, Array<OneD, NekDouble>> m_dGL_xi1;
    Array<OneD, Array<OneD, NekDouble>> m_dGR_xi1;
    Array<OneD, Array<OneD, NekDouble>> m_dGL_xi2;
    Array<OneD, Array<OneD, NekDouble>> m_dGR_xi2;
    Array<OneD, Array<OneD, NekDouble>> m_dGL_xi3;
    Array<OneD, Array<OneD, NekDouble>> m_dGR_xi3;
    DNekMatSharedPtr m_Ixm;
    DNekMatSharedPtr m_Ixp;
 
    void SetupMetrics(LibUtilities::SessionReaderSharedPtr pSession,
                      Array<OneD, MultiRegions::ExpListSharedPtr> pFields);
 
    void SetupCFunctions(LibUtilities::SessionReaderSharedPtr pSession,
                         Array<OneD, MultiRegions::ExpListSharedPtr> pFields);
 
    void DivCFlux_1D(const int nConvectiveFields,
                     const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
                     const Array<OneD, const NekDouble> &fluxX1,
                     const Array<OneD, const NekDouble> &numericalFlux,
                     Array<OneD, NekDouble> &divCFlux);
 
    void DivCFlux_2D(const int nConvectiveFields,
                     const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
                     const Array<OneD, const NekDouble> &fluxX1,
                     const Array<OneD, const NekDouble> &fluxX2,
                     const Array<OneD, const NekDouble> &numericalFlux,
                     Array<OneD, NekDouble> &divCFlux);
 
    void DivCFlux_2D_Gauss(
        const int nConvectiveFields,
        const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
        const Array<OneD, const NekDouble> &fluxX1,
        const Array<OneD, const NekDouble> &fluxX2,
        const Array<OneD, const NekDouble> &numericalFlux,
        Array<OneD, NekDouble> &divCFlux);
 
    void DivCFlux_3D(const int nConvectiveFields,
                     const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
                     const Array<OneD, const NekDouble> &fluxX1,
                     const Array<OneD, const NekDouble> &fluxX2,
                     const Array<OneD, const NekDouble> &fluxX3,
                     const Array<OneD, const NekDouble> &numericalFlux,
                     Array<OneD, NekDouble> &divCFlux);
};
} // namespace Nektar::SolverUtils
 
#endif