Ifpack_OverlappingRowMatrix: matrix with ghost rows, based on Epetra_RowMatrix. More...
#include <Ifpack_OverlappingRowMatrix.h>
Public Member Functions | |
int | SetOwnership (bool) |
Sets ownership. | |
int | SetUseTranspose (bool UseTranspose_in) |
Sets use transpose (not implemented). | |
bool | UseTranspose () const |
Returns the current UseTranspose setting. | |
bool | HasNormInf () const |
Returns true if the this object can provide an approximate Inf-norm, false otherwise. | |
const Epetra_Comm & | Comm () const |
Returns a pointer to the Epetra_Comm communicator associated with this operator. | |
const Epetra_Map & | OperatorDomainMap () const |
Returns the Epetra_Map object associated with the domain of this operator. | |
const Epetra_Map & | OperatorRangeMap () const |
Returns the Epetra_Map object associated with the range of this operator. | |
const Epetra_BlockMap & | Map () const |
const char * | Label () const |
int | OverlapLevel () const |
int | ImportMultiVector (const Epetra_MultiVector &X, Epetra_MultiVector &OvX, Epetra_CombineMode CM=Insert) |
int | ExportMultiVector (const Epetra_MultiVector &OvX, Epetra_MultiVector &X, Epetra_CombineMode CM=Add) |
Ifpack_OverlappingRowMatrix (const Teuchos::RefCountPtr< const Epetra_RowMatrix > &Matrix_in, int OverlapLevel_in) | |
virtual int | NumMyRowEntries (int MyRow, int &NumEntries) const |
Returns the number of nonzero entries in MyRow. More... | |
virtual int | MaxNumEntries () const |
Returns the maximum of NumMyRowEntries() over all rows. | |
virtual int | ExtractMyRowCopy (int MyRow, int Length, int &NumEntries, double *Values, int *Indices) const |
Returns a copy of the specified local row in user-provided arrays. More... | |
virtual int | ExtractDiagonalCopy (Epetra_Vector &Diagonal) const |
Returns a copy of the main diagonal in a user-provided vector. More... | |
virtual int | Multiply (bool TransA, const Epetra_MultiVector &X, Epetra_MultiVector &Y) const |
Returns the result of a Epetra_RowMatrix multiplied by a Epetra_MultiVector X in Y. More... | |
virtual int | Solve (bool, bool, bool, const Epetra_MultiVector &, Epetra_MultiVector &) const |
Returns result of a local-only solve using a triangular Epetra_RowMatrix with Epetra_MultiVectors X and Y (NOT IMPLEMENTED). | |
virtual int | Apply (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const |
virtual int | ApplyInverse (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const |
virtual int | InvRowSums (Epetra_Vector &) const |
Computes the sum of absolute values of the rows of the Epetra_RowMatrix, results returned in x (NOT IMPLEMENTED). | |
virtual int | LeftScale (const Epetra_Vector &) |
Scales the Epetra_RowMatrix on the left with a Epetra_Vector x (NOT IMPLEMENTED). | |
virtual int | InvColSums (Epetra_Vector &) const |
Computes the sum of absolute values of the columns of the Epetra_RowMatrix, results returned in x (NOT IMPLEMENTED). | |
virtual int | RightScale (const Epetra_Vector &) |
Scales the Epetra_RowMatrix on the right with a Epetra_Vector x (NOT IMPLEMENTED). | |
virtual bool | Filled () const |
If FillComplete() has been called, this query returns true, otherwise it returns false. | |
virtual double | NormInf () const |
Returns the infinity norm of the global matrix. | |
virtual double | NormOne () const |
Returns the one norm of the global matrix. | |
virtual int | NumGlobalNonzeros () const |
Returns the number of nonzero entries in the global matrix. | |
virtual int | NumGlobalRows () const |
Returns the number of global matrix rows. | |
virtual int | NumGlobalCols () const |
Returns the number of global matrix columns. | |
virtual int | NumGlobalDiagonals () const |
Returns the number of global nonzero diagonal entries, based on global row/column index comparisons. | |
virtual long long | NumGlobalNonzeros64 () const |
Returns the number of nonzero entries in the global matrix. | |
virtual long long | NumGlobalRows64 () const |
Returns the number of global matrix rows. | |
virtual long long | NumGlobalCols64 () const |
Returns the number of global matrix columns. | |
virtual long long | NumGlobalDiagonals64 () const |
Returns the number of global nonzero diagonal entries, based on global row/column index comparisons. | |
virtual int | NumMyNonzeros () const |
Returns the number of nonzero entries in the calling processor's portion of the matrix. | |
virtual int | NumMyRows () const |
Returns the number of matrix rows owned by the calling processor. | |
virtual int | NumMyCols () const |
Returns the number of matrix columns owned by the calling processor. | |
virtual int | NumMyDiagonals () const |
Returns the number of local nonzero diagonal entries, based on global row/column index comparisons. | |
virtual bool | LowerTriangular () const |
If matrix is lower triangular in local index space, this query returns true, otherwise it returns false. | |
virtual bool | UpperTriangular () const |
If matrix is upper triangular in local index space, this query returns true, otherwise it returns false. | |
virtual const Epetra_Map & | RowMatrixRowMap () const |
Returns the Epetra_Map object associated with the rows of this matrix. | |
virtual const Epetra_Map & | RowMatrixColMap () const |
Returns the Epetra_Map object associated with the columns of this matrix. | |
virtual const Epetra_Import * | RowMatrixImporter () const |
Returns the Epetra_Import object that contains the import operations for distributed operations. | |
Ifpack_OverlappingRowMatrix: matrix with ghost rows, based on Epetra_RowMatrix.
Definition at line 68 of file Ifpack_OverlappingRowMatrix.h.
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virtual |
Returns a copy of the main diagonal in a user-provided vector.
Diagonal | - (Out) Extracted main diagonal. |
Implements Epetra_RowMatrix.
Definition at line 1728 of file Ifpack_OverlappingRowMatrix.cpp.
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virtual |
Returns a copy of the specified local row in user-provided arrays.
MyRow | - (In) Local row to extract. |
Length | - (In) Length of Values and Indices. |
NumEntries | - (Out) Number of nonzero entries extracted. |
Values | - (Out) Extracted values for this row. |
Indices | - (Out) Extracted global column indices for the corresponding values. |
Implements Epetra_RowMatrix.
Definition at line 1711 of file Ifpack_OverlappingRowMatrix.cpp.
References Epetra_RowMatrix::ExtractMyRowCopy().
Referenced by Multiply().
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virtual |
Returns the result of a Epetra_RowMatrix multiplied by a Epetra_MultiVector X in Y.
TransA | -(In) If true, multiply by the transpose of matrix, otherwise just use matrix. |
X | - (In) A Epetra_MultiVector of dimension NumVectors to multiply with matrix. |
Y | -(Out) A Epetra_MultiVector of dimension NumVectorscontaining result. |
Implements Epetra_RowMatrix.
Definition at line 1736 of file Ifpack_OverlappingRowMatrix.cpp.
References ExtractMyRowCopy().
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virtual |
Returns the number of nonzero entries in MyRow.
MyRow | - (In) Local row. |
NumEntries | - (Out) Number of nonzero values present. |
Implements Epetra_RowMatrix.
Definition at line 1602 of file Ifpack_OverlappingRowMatrix.cpp.