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EpetraExt_BTF_LinearProblem.h
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4// EpetraExt: Epetra Extended - Linear Algebra Services Package
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41
42#ifndef EpetraExt_LINEARPROBLEM_BTF_H
43#define EpetraExt_LINEARPROBLEM_BTF_H
44
45#include <EpetraExt_Transform.h>
46
47#include <vector>
48#include <map>
49#include <set>
50
54class Epetra_Vector;
56class Epetra_CrsGraph;
57class Epetra_Map;
58class Epetra_BlockMap;
60
61namespace EpetraExt {
62
63class LinearProblem_BTF : public SameTypeTransform<Epetra_LinearProblem> {
64
65 public:
66
68
69 LinearProblem_BTF( double thres = 0.0,
70 int verbose = 0 )
71 : NewMap_(0),
72 NewMatrix_(0),
73 NewGraph_(0),
74 NewLHS_(0),
75 NewRHS_(0),
76 NewProblem_(0),
77 OrigGraph_(0),
78 OrigMatrix_(0),
79 OrigRHS_(0),
80 OrigLHS_(0),
81 OrigProblem_(0),
82 threshold_(thres),
83 verbose_(verbose),
84 changedLP_(false)
85 {}
86
88
89 bool fwd();
90 bool rvs();
91
92 bool changedLP() { return changedLP_; }
93
94 private:
95
96 void deleteNewObjs_();
97
98 Epetra_BlockMap * NewMap_;
99
100 Epetra_LinearProblem * NewProblem_;
101
102 Epetra_VbrMatrix * NewMatrix_;
103 Epetra_CrsGraph * NewGraph_;
104
105 Epetra_MultiVector * NewLHS_;
106 Epetra_MultiVector * NewRHS_;
107
108 Epetra_Map * OrigRowMap_;
109 Epetra_Map * OrigColMap_;
110 Epetra_LinearProblem * OrigProblem_;
111 Epetra_CrsGraph * OrigGraph_;
112 Epetra_CrsMatrix * OrigMatrix_;
113 Epetra_MultiVector * OrigLHS_;
114 Epetra_MultiVector * OrigRHS_;
115
116 std::vector<int> OldGlobalElements_;
117
118 std::vector< std::set<int> > ZeroElements_;
119
120 std::vector< std::vector<Epetra_SerialDenseMatrix*> > Blocks_;
121 std::vector<int> BlockDim_;
122 std::vector<int> BlockCnt_;
123 std::map<int,int> BlockRowMap_;
124 std::map<int,int> SubBlockRowMap_;
125 std::map<int,int> BlockColMap_;
126 std::map<int,int> SubBlockColMap_;
127
128 std::vector< std::vector<int> > NewBlockRows_;
129
130 const double threshold_;
131 const int verbose_;
132
133 bool changedLP_;
134};
135
136} //namespace EpetraExt
137
138#endif //EpetraExt_LINEARPROBLEM_BTF_H
NewTypeRef operator()(OriginalTypeRef orig)
Analysis of transform operation on original object and construction of new object.
bool rvs()
Reverse transfer of data from new object created in the operator() method call to the orig object inp...
LinearProblem_BTF(double thres=0.0, int verbose=0)
bool fwd()
Forward transfer of data from orig object input in the operator() method call to the new object creat...
EpetraExt::BlockCrsMatrix: A class for constructing a distributed block matrix.