GlobalLinSysDirect.h

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///////////////////////////////////////////////////////////////////////////////
//
// File: GlobalLinSysDirect.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
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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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// Description: GlobalLinSysDirect header
//
///////////////////////////////////////////////////////////////////////////////
#ifndef NEKTAR_LIB_MULTIREGIONS_GLOBALLINSYSDIRECT_H
#define NEKTAR_LIB_MULTIREGIONS_GLOBALLINSYSDIRECT_H
 
#include <MultiRegions/GlobalLinSys.h>
#include <MultiRegions/MultiRegionsDeclspec.h>
 
namespace Nektar
{
namespace MultiRegions
{
// Forward declarations
class ExpList;
 
/// A global linear system.
class GlobalLinSysDirect : virtual public GlobalLinSys
{
public:
    MULTI_REGIONS_EXPORT GlobalLinSysDirect(
        const GlobalLinSysKey &pKey, const std::weak_ptr<ExpList> &pExp,
        const std::shared_ptr<AssemblyMap> &pLocToGloMap);
 
    MULTI_REGIONS_EXPORT virtual ~GlobalLinSysDirect();
 
protected:
    /// Basic linear system object.
    DNekLinSysSharedPtr m_linSys;
    /// Solve the linear system for given input and output vectors.
    virtual void v_SolveLinearSystem(const int pNumRows,
                                     const Array<OneD, const NekDouble> &pInput,
                                     Array<OneD, NekDouble> &pOutput,
                                     const AssemblyMapSharedPtr &locToGloMap,
                                     const int pNumDir) override;
};
} // namespace MultiRegions
} // namespace Nektar
 
#endif