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EpetraExt_RestrictedCrsMatrixWrapper.h
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41 
42 #ifndef EPETRAEXT_RESTRICTEDCRSMATRIXWRAPPER_H
43 #define EPETRAEXT_RESTRICTEDCRSMATRIXWRAPPER_H
44 #include <EpetraExt_ConfigDefs.h>
45 #include <Teuchos_RCP.hpp>
46 #include <mpi.h>
47 
48 #ifdef HAVE_MPI
49 class Epetra_Comm;
50 class Epetra_MpiComm;
51 class Epetra_Map;
52 class Epetra_CrsMatrix;
53 
54 namespace EpetraExt {
55 class RestrictedCrsMatrixWrapper{
56 
57 public:
58  RestrictedCrsMatrixWrapper();
59 
60  ~RestrictedCrsMatrixWrapper();
61 
63 
67  int SetMPISubComm(MPI_Comm MPI_SubComm);
68 
70  MPI_Comm GetMPISubComm(){return MPI_SubComm_;}
71 
73  const Epetra_MpiComm & RestrictedComm(){return *RestrictedComm_;}
74 
76  bool RestrictedProcIsActive(){return proc_is_active;}
77 
79  Teuchos::RCP<Epetra_CrsMatrix> InputMatrix(){return input_matrix_;}
80 
82  Teuchos::RCP<Epetra_CrsMatrix> RestrictedMatrix(){return restricted_matrix_;}
83 
85 
94  int restrict_comm(Teuchos::RCP<Epetra_CrsMatrix> input_matrix);
95 
96 private:
97  bool proc_is_active;
98  bool subcomm_is_set;
99 
100  MPI_Comm MPI_SubComm_;
101  Epetra_MpiComm *RestrictedComm_;
102  Epetra_Map *ResRowMap_;
103  Epetra_Map *ResColMap_;
104 
105  Teuchos::RCP<Epetra_CrsMatrix> input_matrix_;
106  Teuchos::RCP<Epetra_CrsMatrix> restricted_matrix_;
107 
108  template<typename int_type>
109  int Trestrict_comm(Teuchos::RCP<Epetra_CrsMatrix> input_matrix);
110 };
111 
112 
113 } // namespace EpetraExt
114 
115 
116 #endif
117 #endif /* EPETRAEXT_RESTRICTEDCRSMATRIXWRAPPER_H */