43#ifndef IFPACK_DENSECONTAINER_H
44#define IFPACK_DENSECONTAINER_H
48#include "Epetra_SerialDenseMatrix.h"
49#include "Epetra_SerialDenseSolver.h"
50#include "Epetra_IntSerialDenseVector.h"
201 for (
int i = 0 ; i <
NumRows_ ; ++i)
214 virtual double&
LHS(
const int i,
const int Vector = 0);
217 virtual double&
RHS(
const int i,
const int Vector = 0);
229 virtual int&
ID(
const int i);
340 virtual std::ostream&
Print(std::ostream& os)
const;
#define IFPACK_CHK_ERR(ifpack_err)
int Reshape(int NumRows, int NumCols)
int SetVectors(Epetra_SerialDenseMatrix &X, Epetra_SerialDenseMatrix &B)
Ifpack_Container: a pure virtual class for creating and solving local linear problems.
Ifpack_DenseContainer: a class to define containers for dense matrices.
Ifpack_DenseContainer(const Ifpack_DenseContainer &rhs)
Copy constructor.
virtual int SetKeepNonFactoredMatrix(const bool flag)
If flag is true, keeps a copy of the non-factored matrix.
virtual double ApplyFlops() const
Returns the flops in Apply().
int NumRows_
Number of rows in the container.
std::string Label_
Label for this object.
virtual int NumRows() const
Returns the number of rows of the matrix and LHS/RHS.
virtual int NumVectors() const
Returns the number of vectors in LHS/RHS.
virtual int ApplyInverse()
Apply the inverse of the matrix to RHS, results are stored in LHS.
virtual const Epetra_SerialDenseMatrix & NonFactoredMatrix() const
Returns the non-factored dense matrix (only if stored).
virtual bool IsInitialized() const
Returns true is the container has been successfully initialized.
virtual int SetNumVectors(const int NumVectors_in)
Sets the number of vectors for LHS/RHS.
virtual const char * Label() const
Returns the label of this container.
virtual int Apply()
Apply the matrix to RHS, results are stored in LHS.
virtual int SetMatrixElement(const int row, const int col, const double value)
Set the matrix element (row,col) to value.
virtual double & RHS(const int i, const int Vector=0)
Returns the i-th component of the vector Vector of RHS.
Epetra_SerialDenseMatrix Matrix_
Dense matrix.
bool IsComputed_
If true, the container has been successfully computed.
virtual double ApplyInverseFlops() const
Returns the flops in ApplyInverse().
bool KeepNonFactoredMatrix_
If true, keeps a copy of the non-factored matrix.
virtual double & LHS(const int i, const int Vector=0)
Returns the i-th component of the vector Vector of LHS.
virtual const Epetra_SerialDenseMatrix & Matrix() const
Returns the dense matrix or its factors.
virtual int Compute(const Epetra_RowMatrix &Matrix_in)
Finalizes the linear system matrix and prepares for the application of the inverse.
Ifpack_DenseContainer(const int NumRows_in, const int NumVectors_in=1)
Default constructor.
Ifpack_DenseContainer & operator=(const Ifpack_DenseContainer &rhs)
Operator=.
double ApplyFlops_
Flops in Apply().
Epetra_SerialDenseMatrix LHS_
Dense vector representing the LHS.
virtual int Initialize()
Initialize the container.
virtual bool IsComputed() const
Returns true is the container has been successfully computed.
virtual int Extract(const Epetra_RowMatrix &Matrix_in)
Extract the submatrices identified by the ID set int ID().
virtual double ComputeFlops() const
Returns the flops in Compute().
virtual const Epetra_SerialDenseMatrix & LHS() const
Returns the dense vector containing the LHS.
bool IsInitialized_
If true, the container has been successfully initialized.
int NumVectors_
Number of vectors in the container.
virtual double InitializeFlops() const
Returns the flops in Initialize().
virtual std::ostream & Print(std::ostream &os) const
Prints basic information on iostream. This function is used by operator<<.
virtual int & ID(const int i)
Returns the ID associated to local row i.
Epetra_IntSerialDenseVector ID_
Sets of local rows.
Epetra_SerialDenseSolver Solver_
Dense solver (solution will be get using LAPACK).
Epetra_SerialDenseMatrix RHS_
Dense vector representing the RHS.
virtual const Epetra_SerialDenseMatrix & RHS() const
Returns the dense vector containing the RHS.
double ComputeFlops_
Flops in Compute().
virtual bool KeepNonFactoredMatrix() const
Returns KeepNonFactoredMatrix_.
Epetra_SerialDenseMatrix NonFactoredMatrix_
Dense matrix, that contains the non-factored matrix.
double ApplyInverseFlops_
Flops in ApplyInverse().
virtual const Epetra_IntSerialDenseVector & ID() const
Returns the integer dense vector of IDs.
virtual ~Ifpack_DenseContainer()
Destructor.
virtual int SetParameters(Teuchos::ParameterList &)
Sets all necessary parameters.