AssemblyMapCG2D.h

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///////////////////////////////////////////////////////////////////////////////
//
// File AssemblyMapCG2D.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
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// Description: C0-continuous assembly mappings specific to 2D
//
///////////////////////////////////////////////////////////////////////////////

#ifndef MULTIREGIONS_ASSEMBLYMAPCG2D_H
#define MULTIREGIONS_ASSEMBLYMAPCG2D_H

#include <MultiRegions/MultiRegionsDeclspec.h>
#include <MultiRegions/AssemblyMap/AssemblyMapCG.h>
#include <MultiRegions/ExpList0D.h>
#include <MultiRegions/ExpList.h>

namespace Nektar
{
    namespace MultiRegions
    {

        class ExpList;
        class AssemblyMapCG2D;
        typedef boost::shared_ptr<AssemblyMapCG2D>  AssemblyMapCG2DSharedPtr;
        typedef boost::shared_ptr<ExpList>  ExpListSharedPtr;

        /// Constructs mappings for the C0 scalar continuous Galerkin formulation.
        class AssemblyMapCG2D: public AssemblyMapCG
        {
        public:
            /// Default constructor.
            MULTI_REGIONS_EXPORT AssemblyMapCG2D(
                    const LibUtilities::SessionReaderSharedPtr &pSession,
                    const std::string variable = "DefaultVar");


            /// Constructor for the 2D expansion mappings with boundary
            /// conditions.
            MULTI_REGIONS_EXPORT AssemblyMapCG2D(
                    const LibUtilities::SessionReaderSharedPtr &pSession,
                    const int numLocalCoeffs,
                    const ExpList &locExp,
                    const Array<OneD, const ExpListSharedPtr> &bndCondExp,
                    const Array<OneD, const SpatialDomains::
                                    BoundaryConditionShPtr> &bndConditions,
                    const PeriodicMap& periodicVertsId,
                    const PeriodicMap& periodicEdgesId,
                    const bool checkIfSystemSingular,
                    const std::string variable = "DefaultVar");

            /// General constructor for expansions of all dimensions without
            /// boundary conditions.
            MULTI_REGIONS_EXPORT AssemblyMapCG2D(
                    const LibUtilities::SessionReaderSharedPtr &pSession,
                    const int numLocalCoeffs,
                    const ExpList &locExp,
                    const std::string variable = "DefaultVar");

            /// Destructor.
            MULTI_REGIONS_EXPORT virtual ~AssemblyMapCG2D();


            /** Construct optimal ordering a two-dimensional expansion
             *  given a vector of boundary condition information
             */
            MULTI_REGIONS_EXPORT int SetUp2DGraphC0ContMap(
                                       const ExpList  &locExp,
                                       const Array<OneD, const MultiRegions::ExpListSharedPtr>  &bndCondExp,
                                       const Array<OneD, Array<OneD, const SpatialDomains::BoundaryConditionShPtr> >
                                       &bndConditions,
                                       const PeriodicMap& periodicVertsId,
                                       const PeriodicMap& periodicEdgesId,
                                       Array<OneD, map<int,int> > &Dofs,
                                       Array<OneD, map<int,int> > &ReorderedGraphVertId,
                                       int          &firstNonDirGraphVertID,
                                       int          &nExtraDirichlet,
                                       BottomUpSubStructuredGraphSharedPtr &bottomUpGraph,
                                       set<int> &extraDirVerts,
                                       const bool checkIfSystemSingular = false,
                                       int mdswitch = 1,
                                       bool doInteriorMap = false);
            
        private:
            
            /// Construct mappings for a two-dimensional scalar expansion.
            void SetUp2DExpansionC0ContMap(const int numLocalCoeffs,
                                           const ExpList &locExp,
                                           const Array<OneD, const MultiRegions::ExpListSharedPtr> &bndCondExp =
                                           NullExpListSharedPtrArray,
                                           const Array<OneD, const SpatialDomains::BoundaryConditionShPtr> &bndConditions =
                                           SpatialDomains::NullBoundaryConditionShPtrArray,
                                           const PeriodicMap& periodicVertsId = NullPeriodicMap,
                                           const PeriodicMap& periodicEdgesId = NullPeriodicMap,
                                           const bool checkIfSystemSingular = false);
        };


    } // end of namespace
} // end of namespace

#endif //MULTIREGIONS_ASSEMBLYMAPCG2D_H