Diffusion3DHomogeneous1D.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: Diffusion3DHomogeneous1D.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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// 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: LDG diffusion 3DHomogeneous1D class.
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_SOLVERUTILS_DIFFUSION3DHOMOGENEOUS1D
#define NEKTAR_SOLVERUTILS_DIFFUSION3DHOMOGENEOUS1D
 
#include <SolverUtils/Diffusion/Diffusion.h>
 
namespace Nektar::SolverUtils
{
class Diffusion3DHomogeneous1D : public Diffusion
{
public:
    static DiffusionSharedPtr create(std::string diffType)
    {
        return DiffusionSharedPtr(new Diffusion3DHomogeneous1D(diffType));
    }
    static std::string type[];
 
protected:
    Diffusion3DHomogeneous1D(std::string diffType);
 
    std::string m_diffType;
 
    void v_InitObject(
        LibUtilities::SessionReaderSharedPtr pSession,
        Array<OneD, MultiRegions::ExpListSharedPtr> pFields) override;
 
    void v_Diffuse(const size_t nConvective,
                   const Array<OneD, MultiRegions::ExpListSharedPtr> &fields,
                   const Array<OneD, Array<OneD, NekDouble>> &inarray,
                   Array<OneD, Array<OneD, NekDouble>> &outarray,
                   const Array<OneD, Array<OneD, NekDouble>> &pFwd =
                       NullNekDoubleArrayOfArray,
                   const Array<OneD, Array<OneD, NekDouble>> &pBwd =
                       NullNekDoubleArrayOfArray) override;
 
private:
    LibUtilities::TranspositionSharedPtr m_trans;
    SolverUtils::DiffusionSharedPtr m_planeDiff;
    NekDouble m_homoLen;
    size_t m_numPoints;
    size_t m_numPointsPlane;
    size_t m_numPlanes;
    size_t m_planeCounter;
    Array<OneD, unsigned int> m_planePos;
    Array<OneD, Array<OneD, NekDouble>> m_homoDerivStore;
    Array<OneD, Array<OneD, Array<OneD, NekDouble>>> m_homoDerivPlane;
    Array<OneD, Array<OneD, NekDouble>> m_inarrayPlane;
    Array<OneD, Array<OneD, NekDouble>> m_outarrayPlane;
    Array<OneD, MultiRegions::ExpListSharedPtr> m_fieldsPlane;
};
} // namespace Nektar::SolverUtils
 
#endif