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GlobalLinSysPETScStaticCond.h
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2 //
3 // File GlobalLinSys.h
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
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31 //
32 // Description: GlobalLinSysStaticCond header
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef NEKTAR_LIB_MULTIREGIONS_GLOBALLINSYSPETSCSTATICCOND_H
37 #define NEKTAR_LIB_MULTIREGIONS_GLOBALLINSYSPETSCSTATICCOND_H
38 
42 
43 namespace Nektar
44 {
45  namespace MultiRegions
46  {
47  // Forward declarations
48  class ExpList;
50 
51  typedef boost::shared_ptr<GlobalLinSysPETScStaticCond>
53 
54  /// A global linear system.
56  virtual public GlobalLinSysStaticCond
57  {
58  public:
59  /// Creates an instance of this class
61  const GlobalLinSysKey &pLinSysKey,
62  const boost::weak_ptr<ExpList> &pExpList,
63  const boost::shared_ptr<AssemblyMap> &pLocToGloMap)
64  {
66  GlobalLinSysPETScStaticCond>::AllocateSharedPtr(
67  pLinSysKey, pExpList, pLocToGloMap);
68  p->InitObject();
69  return p;
70  }
71 
72  /// Name of class
73  MULTI_REGIONS_EXPORT static std::string className;
74  static std::string className2;
75 
76  /// Constructor for full direct matrix solve.
78  const GlobalLinSysKey &mkey,
79  const boost::weak_ptr<ExpList> &pExpList,
80  const boost::shared_ptr<AssemblyMap> &locToGloMap);
81 
82  /// Constructor for full direct matrix solve.
84  const GlobalLinSysKey &mkey,
85  const boost::weak_ptr<ExpList> &pExpList,
86  const DNekScalBlkMatSharedPtr pSchurCompl,
87  const DNekScalBlkMatSharedPtr pBinvD,
88  const DNekScalBlkMatSharedPtr pC,
89  const DNekScalBlkMatSharedPtr pInvD,
90  const boost::shared_ptr<AssemblyMap> &locToGloMap,
91  const PreconditionerSharedPtr pPrecon =
93 
95 
96  protected:
98 
99  virtual void v_InitObject();
100 
101  /// Assemble the Schur complement matrix.
102  virtual void v_AssembleSchurComplement(
103  boost::shared_ptr<AssemblyMap> locToGloMap);
104  virtual void v_DoMatrixMultiply(
105  const Array<OneD, const NekDouble> &input,
106  Array<OneD, NekDouble> &output);
107  virtual DNekScalBlkMatSharedPtr v_GetStaticCondBlock(unsigned int n);
109  int scLevel,
110  NekVector<NekDouble> &F_GlobBnd);
111  virtual void v_BasisTransform(
112  Array<OneD, NekDouble>& pInOut,
113  int offset);
114  virtual void v_BasisInvTransform(
115  Array<OneD, NekDouble>& pInOut);
116 
118  const GlobalLinSysKey &mkey,
119  const boost::weak_ptr<ExpList> &pExpList,
120  const DNekScalBlkMatSharedPtr pSchurCompl,
121  const DNekScalBlkMatSharedPtr pBinvD,
122  const DNekScalBlkMatSharedPtr pC,
123  const DNekScalBlkMatSharedPtr pInvD,
124  const boost::shared_ptr<AssemblyMap> &locToGloMap);
125 
126  };
127  }
128 }
129 
130 #endif
boost::shared_ptr< GlobalLinSysPETScStaticCond > GlobalLinSysPETScStaticCondSharedPtr
virtual void v_BasisInvTransform(Array< OneD, NekDouble > &pInOut)
virtual void v_BasisTransform(Array< OneD, NekDouble > &pInOut, int offset)
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
virtual DNekScalBlkMatSharedPtr v_PreSolve(int scLevel, NekVector< NekDouble > &F_GlobBnd)
#define MULTI_REGIONS_EXPORT
GlobalLinSysPETScStaticCond(const GlobalLinSysKey &mkey, const boost::weak_ptr< ExpList > &pExpList, const boost::shared_ptr< AssemblyMap > &locToGloMap)
Constructor for full direct matrix solve.
boost::shared_ptr< Preconditioner > PreconditionerSharedPtr
Definition: GlobalLinSys.h:62
virtual GlobalLinSysStaticCondSharedPtr v_Recurse(const GlobalLinSysKey &mkey, const boost::weak_ptr< ExpList > &pExpList, const DNekScalBlkMatSharedPtr pSchurCompl, const DNekScalBlkMatSharedPtr pBinvD, const DNekScalBlkMatSharedPtr pC, const DNekScalBlkMatSharedPtr pInvD, const boost::shared_ptr< AssemblyMap > &locToGloMap)
virtual DNekScalBlkMatSharedPtr v_GetStaticCondBlock(unsigned int n)
Retrieves a the static condensation block matrices from n-th expansion using the matrix key provided ...
boost::shared_ptr< DNekScalBlkMat > DNekScalBlkMatSharedPtr
Definition: NekTypeDefs.hpp:74
Describe a linear system.
A PETSc global linear system.
virtual void v_DoMatrixMultiply(const Array< OneD, const NekDouble > &input, Array< OneD, NekDouble > &output)
Apply matrix-vector multiplication using local approach and the assembly map.
boost::shared_ptr< GlobalLinSys > GlobalLinSysSharedPtr
Pointer to a GlobalLinSys object.
Definition: GlobalLinSys.h:52
virtual void v_AssembleSchurComplement(boost::shared_ptr< AssemblyMap > locToGloMap)
Assemble the Schur complement matrix.
static GlobalLinSysSharedPtr create(const GlobalLinSysKey &pLinSysKey, const boost::weak_ptr< ExpList > &pExpList, const boost::shared_ptr< AssemblyMap > &pLocToGloMap)
Creates an instance of this class.
boost::shared_ptr< GlobalLinSysStaticCond > GlobalLinSysStaticCondSharedPtr