43 #ifndef IFPACK_DIAGONALFILTER_H
44 #define IFPACK_DIAGONALFILTER_H
46 #include "Ifpack_ConfigDefs.h"
47 #include "Epetra_ConfigDefs.h"
48 #include "Epetra_RowMatrix.h"
49 #include "Epetra_Time.h"
50 #include "Teuchos_RefCountPtr.hpp"
85 double AbsoluteThreshold,
86 double RelativeThreshold);
94 return(A_->NumMyRowEntries(MyRow, NumEntries));
100 return(A_->MaxNumEntries());
103 inline virtual int ExtractMyRowCopy(
int MyRow,
int Length,
int& NumEntries,
104 double* Values,
int* Indices)
const;
106 virtual int ExtractDiagonalCopy(
Epetra_Vector & Diagonal)
const
108 int ierr = A_->ExtractDiagonalCopy(Diagonal);
115 virtual int Solve(
bool ,
bool ,
bool ,
125 int ierr = Multiply(UseTranspose(),X,Y);
142 return(A_->LeftScale(x));
152 return(A_->RightScale(x));
155 virtual bool Filled()
const
157 return(A_->Filled());
172 #ifndef EPETRA_NO_32BIT_GLOBAL_INDICES
173 virtual int NumGlobalNonzeros()
const
175 return(A_->NumGlobalNonzeros());
178 virtual int NumGlobalRows()
const
180 return(A_->NumGlobalRows());
183 virtual int NumGlobalCols()
const
185 return(A_->NumGlobalCols());
188 virtual int NumGlobalDiagonals()
const
190 return(A_->NumGlobalDiagonals());
194 virtual long long NumGlobalNonzeros64()
const
196 return(A_->NumGlobalNonzeros64());
199 virtual long long NumGlobalRows64()
const
201 return(A_->NumGlobalRows64());
204 virtual long long NumGlobalCols64()
const
206 return(A_->NumGlobalCols64());
209 virtual long long NumGlobalDiagonals64()
const
211 return(A_->NumGlobalDiagonals64());
214 virtual int NumMyNonzeros()
const
216 return(A_->NumMyNonzeros());
219 virtual int NumMyRows()
const
221 return(A_->NumMyRows());
224 virtual int NumMyCols()
const
226 return(A_->NumMyCols());
229 virtual int NumMyDiagonals()
const
231 return(A_->NumMyDiagonals());
234 virtual bool LowerTriangular()
const
236 return(A_->LowerTriangular());
239 virtual bool UpperTriangular()
const
241 return(A_->UpperTriangular());
244 virtual const Epetra_Map& RowMatrixRowMap()
const
246 return(A_->RowMatrixRowMap());
249 virtual const Epetra_Map& RowMatrixColMap()
const
251 return(A_->RowMatrixColMap());
256 return(A_->RowMatrixImporter());
259 int SetUseTranspose(
bool UseTranspose_in)
261 return(A_->SetUseTranspose(UseTranspose_in));
264 bool UseTranspose()
const
266 return(A_->UseTranspose());
282 return(A_->OperatorDomainMap());
287 return(A_->OperatorRangeMap());
295 const char* Label()
const{
302 Teuchos::RefCountPtr<Epetra_RowMatrix> A_;
304 double AbsoluteThreshold_;
306 double RelativeThreshold_;
308 std::vector<int> pos_;
310 std::vector<double> val_;
virtual double NormInf() const
Not implemented for efficiency reasons.
Ifpack_DiagonalFilter: Filter to modify the diagonal entries of a given Epetra_RowMatrix.
virtual int MaxNumEntries() const
Returns the maximum number of entries.
virtual ~Ifpack_DiagonalFilter()
Destructor.
virtual int NumMyRowEntries(int MyRow, int &NumEntries) const
Returns the number of entries in MyRow.
Ifpack_DiagonalFilter(const Teuchos::RefCountPtr< Epetra_RowMatrix > &Matrix, double AbsoluteThreshold, double RelativeThreshold)
Constructor.
bool HasNormInf() const
Not implemented for efficiency reasons.
virtual double NormOne() const
Not implemented for efficiency reasons.