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Ifpack_Graph_Epetra_CrsGraph.cpp
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42 
43 #include "Ifpack_ConfigDefs.h"
44 #include "Ifpack_Graph.h"
45 #include "Ifpack_Graph_Epetra_CrsGraph.h"
46 #include "Epetra_Comm.h"
47 #include "Epetra_CrsGraph.h"
48 
49 //==============================================================================
51 Ifpack_Graph_Epetra_CrsGraph(const Teuchos::RefCountPtr<const Epetra_CrsGraph>& CrsGraph) :
52 CrsGraph_(CrsGraph)
53 {
54  NumMyRows_ = CrsGraph_->NumMyRows();
55  NumMyCols_ = CrsGraph_->NumMyCols();
56  NumGlobalRows_ = CrsGraph_->NumGlobalRows64();
57  NumGlobalCols_ = CrsGraph_->NumGlobalCols64();
58  MaxNumIndices_ = CrsGraph_->MaxNumIndices();
59 }
60 
61 //==============================================================================
63 {
64  return(CrsGraph_->Comm());
65 }
66 
67 //==============================================================================
69 {
70  return(CrsGraph_->Filled());
71 }
72 
73 //==============================================================================
74 #ifndef EPETRA_NO_32BIT_GLOBAL_INDICES
75 int Ifpack_Graph_Epetra_CrsGraph::GRID(int LRID_in) const
76 {
77  return(CrsGraph_->GRID(LRID_in));
78 }
79 
80 //==============================================================================
81 int Ifpack_Graph_Epetra_CrsGraph::GCID(int LCID_in) const
82 {
83  return(CrsGraph_->GCID(LCID_in));
84 }
85 #endif
86 
87 long long Ifpack_Graph_Epetra_CrsGraph::GRID64(int LRID_in) const
88 {
89  return(CrsGraph_->GRID64(LRID_in));
90 }
91 
92 //==============================================================================
93 long long Ifpack_Graph_Epetra_CrsGraph::GCID64(int LCID_in) const
94 {
95  return(CrsGraph_->GCID64(LCID_in));
96 }
97 
98 //==============================================================================
99 #ifndef EPETRA_NO_32BIT_GLOBAL_INDICES
101 {
102  return(CrsGraph_->LRID(GRID_in));
103 }
104 
105 //==============================================================================
107 {
108  return(CrsGraph_->LCID(GCID_in));
109 }
110 #endif
111 
112 //==============================================================================
113 #ifndef EPETRA_NO_64BIT_GLOBAL_INDICES
114 int Ifpack_Graph_Epetra_CrsGraph::LRID(long long GRID_in) const
115 {
116  return(CrsGraph_->LRID(GRID_in));
117 }
118 
119 //==============================================================================
120 int Ifpack_Graph_Epetra_CrsGraph::LCID(long long GCID_in) const
121 {
122  return(CrsGraph_->LCID(GCID_in));
123 }
124 #endif
125 //==============================================================================
127 ExtractMyRowCopy(int MyRow, int LenOfIndices,
128  int &NumIndices, int *Indices) const
129 {
130  return(CrsGraph_->ExtractMyRowCopy(MyRow, LenOfIndices,
131  NumIndices, Indices));
132 }
133 
134 //==============================================================================
136 {
137  return(CrsGraph_->NumMyEntries());
138 }
139 
140 // ======================================================================
141 std::ostream& Ifpack_Graph_Epetra_CrsGraph::Print(std::ostream& os) const
142 {
143  using std::endl;
144 
145  if (Comm().MyPID())
146  return(os);
147 
148  os << "================================================================================" << endl;
149  os << "Ifpack_Graph_Epetra_CrsGraph" << endl;
150  os << "Number of local rows = " << NumMyRows_ << endl;
151  os << "Number of global rows = " << NumGlobalRows_ << endl;
152  os << "================================================================================" << endl;
153 
154  return(os);
155 
156 }
int GRID(int) const
Returns the global row ID of input local row.
const Epetra_Comm & Comm() const
Returns the communicator object of the graph.
long long GCID64(int) const
Returns the global column ID of input local column.
int LRID(int) const
Returns the local row ID of input global row.
virtual std::ostream & Print(std::ostream &os) const
Prints basic information about the graph object.
bool Filled() const
Returns true is graph is filled.
int ExtractMyRowCopy(int GlobalRow, int LenOfIndices, int &NumIndices, int *Indices) const
Extracts a copy of input local row.
int LCID(int) const
Returns the local column ID of input global column.
int NumMyNonzeros() const
Returns the number of local nonzero entries.
int GCID(int) const
Returns the global column ID of input local column.
Ifpack_Graph_Epetra_CrsGraph(const Teuchos::RefCountPtr< const Epetra_CrsGraph > &CrsGraph)
Constructor.