PIPS-NLP
Public Member Functions | Private Attributes | List of all members
SparseSymMatrix Class Reference

#include <SparseSymMatrix.h>

Inheritance diagram for SparseSymMatrix:
SymMatrix DoubleMatrix IotrRefCount

Public Member Functions

 SparseSymMatrix (int size, int nnz)
 
 SparseSymMatrix (int size, int nnz, int krowM[], int jcolM[], double M[], int deleteElts=0)
 
SparseStoragegetStorageRef ()
 
SparseStoragegetStorage ()
 
int * krowM ()
 
int * jcolM ()
 
double * M ()
 
virtual int isKindOf (int type)
 
virtual void putSparseTriple (int irow[], int len, int jcol[], double A[], int &info)
 
virtual void fromGetDense (int row, int col, double *A, int lda, int rowExtent, int colExtent)
 
virtual void fromGetSpRow (int row, int col, double A[], int lenA, int jcolA[], int &nnz, int colExtent, int &info)
 
virtual void SymmetricScale (OoqpVector &vec)
 
virtual void ColumnScale (OoqpVector &vec)
 
virtual void RowScale (OoqpVector &vec)
 
virtual void scalarMult (double num)
 
virtual void symAtPutSpRow (int col, double A[], int lenA, int jcolA[], int &info)
 
virtual void getSize (long long &m, long long &n)
 
virtual void getSize (int &m, int &n)
 
virtual long long size ()
 
virtual void getDiagonal (OoqpVector &vec)
 
virtual void setToDiagonal (OoqpVector &vec)
 
virtual void symAtPutSubmatrix (int destRow, int destCol, DoubleMatrix &M, int srcRow, int srcCol, int rowExtent, int colExtent)
 
virtual void mult (double beta, double y[], int incy, double alpha, double x[], int incx)
 
virtual void transMult (double beta, double y[], int incy, double alpha, double x[], int incx)
 
virtual void mult (double beta, OoqpVector &y, double alpha, OoqpVector &x)
 
virtual void transMult (double beta, OoqpVector &y, double alpha, OoqpVector &x)
 
virtual double abmaxnorm ()
 
virtual void writeToStream (std::ostream &out) const
 
virtual void randomizePSD (double *)
 
virtual void atPutDiagonal (int idiag, OoqpVector &v)
 
virtual void fromGetDiagonal (int idiag, OoqpVector &v)
 
int numberOfNonZeros ()
 
void reduceToLower ()
 
virtual void copyMtxFromDouble (int copyLength, double *values)
 
virtual ~SparseSymMatrix ()
 
virtual void setAdditiveDiagonal (OoqpVector &diag)
 
virtual void copyDiagonalVal_From (int idiag, OoqpVector &v, bool firstCall, std::map< int, int > &ValIdxMap)
 
virtual void symAtSetSubmatrix (int destRow, int destCol, DoubleMatrix &M, int srcRow, int srcCol, int rowExtent, int colExtent, bool firstCall, std::map< int, int > &ValIdxMap)
 
virtual void symAtPutSpRow_CorrectMap (int col, double A[], int lenA, int jcolA[], int &info, std::map< int, int > &ValIdxMap, int const constIDX)
 
virtual void fromGetSpRow_WithRowStart (int row, int col, double A[], int lenA, int jcolA[], int &nnz, int colExtent, int &info, int &rowStart)
 
virtual double * getMatVal ()
 
virtual void fromGetDense_withMap (int row, int col, double *A, int lda, int rowExtent, int colExtent, int const FirstCall, std::map< int, int > &ValIdxMap)
 
virtual void printMatrixInMatlab (char *name)
 
virtual void symmetrize_valonly (double *val_lower, int *goffIDX)
 
- Public Member Functions inherited from DoubleMatrix
 DoubleMatrix ()
 
virtual void fromAddDense (int row, int col, double *A, int lda, int rowExtent, int colExtent)
 
virtual ~DoubleMatrix ()
 
- Public Member Functions inherited from IotrRefCount
int refs ()
 
 IotrRefCount ()
 

Private Attributes

SparseStorageHandle mStorage
 

Additional Inherited Members

- Static Public Member Functions inherited from IotrRefCount
static void release (IotrRefCount **obj)
 
static void addRef (IotrRefCount *const *obj)
 
- Static Public Attributes inherited from IotrRefCount
static int instances = 0
 
- Protected Member Functions inherited from IotrRefCount
virtual ~IotrRefCount ()
 

Detailed Description

Represents sparse symmetric matrices stored in row-major Harwell-Boeing format.

Constructor & Destructor Documentation

SparseSymMatrix::SparseSymMatrix ( int  size,
int  nnz 
)
SparseSymMatrix::SparseSymMatrix ( int  size,
int  nnz,
int  krowM[],
int  jcolM[],
double  M[],
int  deleteElts = 0 
)
virtual SparseSymMatrix::~SparseSymMatrix ( )
inlinevirtual

Member Function Documentation

double SparseSymMatrix::abmaxnorm ( )
virtual

the magnitude of the element in this matrix with largest absolute value.

Implements DoubleMatrix.

void SparseSymMatrix::atPutDiagonal ( int  idiag,
OoqpVector x 
)
virtual

Set some of the diagonal elements of this matrix.

Parameters
idiagthe index of the first diagonal element to be modified.
xthe new values for the diagonal elements.

The length of x is the number of diagonal elements to be modified. Typically x will have length less than the length of the diagonal.

Implements DoubleMatrix.

void SparseSymMatrix::ColumnScale ( OoqpVector vec)
virtual

Implements DoubleMatrix.

void SparseSymMatrix::copyDiagonalVal_From ( int  idiag,
OoqpVector v,
bool  firstCall,
std::map< int, int > &  ValIdxMap 
)
virtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::copyMtxFromDouble ( int  copyLength,
double *  values 
)
virtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::fromGetDense ( int  row,
int  col,
double *  A,
int  lda,
int  rowExtent,
int  colExtent 
)
virtual

Get the value of some of the elements of this matrix.

Parameters
rowstart reading the elements of this matrix from row number "row".
colstart reading the elements of this matrix from column number "col".
AAny array to hold the values from this matrix.
ldAthe leading dimension of A.
rowExtentget rowExtent rows from this matrix.
colExtentget colExtent columns from this matrix.

Implements DoubleMatrix.

void SparseSymMatrix::fromGetDense_withMap ( int  row,
int  col,
double *  A,
int  lda,
int  rowExtent,
int  colExtent,
int const  FirstCall,
std::map< int, int > &  ValIdxMap 
)
virtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::fromGetDiagonal ( int  idiag,
OoqpVector x 
)
virtual

Get some of the diagonal elements of this matrix.

Parameters
idiagthe index of the first diagonal element to be read.
xa vector to hold the diagonal elements

The length of x is the number of diagonal elements to be gotten. Typically x will have length less than the length of the diagonal.

Implements DoubleMatrix.

void SparseSymMatrix::fromGetSpRow ( int  row,
int  col,
double  A[],
int  lenA,
int  jcolA[],
int &  nnz,
int  colExtent,
int &  info 
)
virtual

Get one sparse row from this matrix.

Parameters
rowget row number "row"
colignore all elements of the row before column "col"
Astore the values of the sparse row in A
lenAthe length of A
jcolAan array of length lenA containing the column index of each element in the sparse row
colExtentignore all elements of the row that have column indices greater than or equal to col + colExtent
infoinfo is 0 if and only if the sparse row can fit into A.

Implements DoubleMatrix.

void SparseSymMatrix::fromGetSpRow_WithRowStart ( int  row,
int  col,
double  A[],
int  lenA,
int  jcolA[],
int &  nnz,
int  colExtent,
int &  info,
int &  rowStart 
)
virtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::getDiagonal ( OoqpVector vec)
virtual

Place the diagonal elements of this matrix in the vector vec

Implements DoubleMatrix.

virtual double* SparseSymMatrix::getMatVal ( )
inlinevirtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::getSize ( long long &  m,
long long &  n 
)
virtual

Implements DoubleMatrix.

void SparseSymMatrix::getSize ( int &  m,
int &  n 
)
virtual

Implements DoubleMatrix.

SparseStorage* SparseSymMatrix::getStorage ( )
inline
SparseStorage& SparseSymMatrix::getStorageRef ( )
inline
int SparseSymMatrix::isKindOf ( int  matrixType)
virtual

True if this matrix identifies itself to be of type matrixType.

Implements DoubleMatrix.

int* SparseSymMatrix::jcolM ( )
inlinevirtual

Reimplemented from DoubleMatrix.

int* SparseSymMatrix::krowM ( )
inlinevirtual

Reimplemented from DoubleMatrix.

double* SparseSymMatrix::M ( )
inlinevirtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::mult ( double  beta,
double  y[],
int  incy,
double  alpha,
double  x[],
int  incx 
)
virtual
void SparseSymMatrix::mult ( double  beta,
OoqpVector y,
double  alpha,
OoqpVector x 
)
virtual

y = beta * y + alpha * this * x

Implements DoubleMatrix.

int SparseSymMatrix::numberOfNonZeros ( )
inline

The actual number of structural non-zero elements in this sparse matrix. This includes so-called "accidental" zeros, elements that are treated as non-zero even though their value happens to be zero.

void SparseSymMatrix::printMatrixInMatlab ( char *  name)
virtual
void SparseSymMatrix::putSparseTriple ( int  irow[],
int  len,
int  jcol[],
double  A[],
int &  info 
)
virtual

Copy elements from sparse triple format into this matrix

Parameters
lenthe number of elements
irowan array containing the row number of the elements
jcolan array containing the column number of the elements
Aan array containing the values for the elements.
infoon return, info will be zero if and only if the insertion was successful.

Implements DoubleMatrix.

void SparseSymMatrix::randomizePSD ( double *  seed)
virtual

Randomize the elements of this matrix in a manner that makes the matrix positive semi-definite.

Implements SymMatrix.

void SparseSymMatrix::reduceToLower ( )

Reduce the matrix to lower triangular

void SparseSymMatrix::RowScale ( OoqpVector vec)
virtual

Implements DoubleMatrix.

void SparseSymMatrix::scalarMult ( double  num)
virtual

Implements DoubleMatrix.

void SparseSymMatrix::setAdditiveDiagonal ( OoqpVector diag)
virtual

Reimplemented from DoubleMatrix.

void SparseSymMatrix::setToDiagonal ( OoqpVector vec)
virtual

Set the matrix to the diagoanl matrix whose diagonal is vec

Implements DoubleMatrix.

long long SparseSymMatrix::size ( )
virtual

the size of this square matrix

Implements SymMatrix.

void SparseSymMatrix::symAtPutSpRow ( int  col,
double  A[],
int  lenA,
int  irowA[],
int &  info 
)
virtual

Put a sparse row into this matrix symmetrically.

Elements of the row that would lie above the diagonal are ignored. The matrix is symmetrized by reflection across the diagonal.

The meaning of the parmameters is the same as in fromGetSpRow.

See also
DoubleMatrix::fromGetSpRow

Implements SymMatrix.

void SparseSymMatrix::symAtPutSpRow_CorrectMap ( int  col,
double  A[],
int  lenA,
int  jcolA[],
int &  info,
std::map< int, int > &  ValIdxMap,
int const  constIDX 
)
virtual
void SparseSymMatrix::symAtPutSubmatrix ( int  destRow,
int  destCol,
DoubleMatrix M,
int  srcRow,
int  srcCol,
int  rowExtent,
int  colExtent 
)
virtual

Put a submatrix of M into this matrix.

The submatrix is placed into this matrix in a manner that preserves the symmetry of this matrix. The element of M whose destination is in the lower triangle of this matrix are placed there without change, and the upper triangle is taken to be the reflection across the diagonal.

Parameters
destRowThe top row of the submatrix of M is placed at destRow.
destColThe leftmost column of the submatrix of M is placed at destCol.
srcRowThe first row of the submatrix of M is srcRow.
srcColThe first column of the submatrix of M is srcCol.
rowExtentrowExtent rows are copied from M.
colExtentcolExtent columns are copied from M.

Implements SymMatrix.

void SparseSymMatrix::symAtSetSubmatrix ( int  destRow,
int  destCol,
DoubleMatrix M,
int  srcRow,
int  srcCol,
int  rowExtent,
int  colExtent,
bool  firstCall,
std::map< int, int > &  ValIdxMap 
)
virtual

set sub matrix symmetrically (val only).

Reimplemented from SymMatrix.

void SparseSymMatrix::SymmetricScale ( OoqpVector vec)
virtual

Get the number of rows and columns in the matrix

Parameters
mthe number of rows
nthe number of columns

Implements DoubleMatrix.

void SparseSymMatrix::symmetrize_valonly ( double *  val_lower,
int *  goffIDX 
)
virtual
void SparseSymMatrix::transMult ( double  beta,
double  y[],
int  incy,
double  alpha,
double  x[],
int  incx 
)
virtual
void SparseSymMatrix::transMult ( double  beta,
OoqpVector y,
double  alpha,
OoqpVector x 
)
virtual

y = beta * y + alpha * this^T * x

Implements DoubleMatrix.

void SparseSymMatrix::writeToStream ( std::ostream &  out) const
virtual

Write this element to a C++ stream

Implements DoubleMatrix.

Member Data Documentation

SparseStorageHandle SparseSymMatrix::mStorage
private

The documentation for this class was generated from the following files: