g2o::SparseBlockMatrixHashMap< MatrixType > Class Template Reference

Sparse matrix which uses blocks based on hash structures. More...

#include <sparse_block_matrix_ccs.h>

Public Types
typedef std::tr1::unordered_map< int, MatrixType * >	SparseColumn
typedef MatrixType	SparseMatrixBlock
	this is the type of the elementary block, it is an Eigen::Matrix. More...

Public Member Functions
MatrixType *	addBlock (int r, int c, bool zeroBlock=false)
const std::vector< SparseColumn > &	blockCols () const
	the block matrices per block-column More...
std::vector< SparseColumn > &	blockCols ()
int	colBaseOfBlock (int c) const
	where does the col at block-col r start? More...
const std::vector< int > &	colBlockIndices () const
	indices of the column blocks More...
int	cols () const
	columns of the matrix More...
int	colsOfBlock (int c) const
	how many cols does the block at block-col c has? More...
int	rowBaseOfBlock (int r) const
	where does the row at block-row r start? More...
const std::vector< int > &	rowBlockIndices () const
	indices of the row blocks More...
int	rows () const
	rows of the matrix More...
int	rowsOfBlock (int r) const
	how many rows does the block at block-row r has? More...
	SparseBlockMatrixHashMap (const std::vector< int > &rowIndices, const std::vector< int > &colIndices)

Protected Attributes
std::vector< SparseColumn >	_blockCols
	the matrices stored in CCS order More...
const std::vector< int > &	_colBlockIndices
	vector of the indices of the blocks along the cols More...
const std::vector< int > &	_rowBlockIndices
	vector of the indices of the blocks along the rows. More...

Detailed Description

template<class MatrixType>
class g2o::SparseBlockMatrixHashMap< MatrixType >

Sparse matrix which uses blocks based on hash structures.

This class is used to construct the pattern of a sparse block matrix

Definition at line 215 of file sparse_block_matrix_ccs.h.

Member Typedef Documentation

template<class MatrixType>

typedef std::tr1::unordered_map<int, MatrixType*> g2o::SparseBlockMatrixHashMap< MatrixType >::SparseColumn

Definition at line 226 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

typedef MatrixType g2o::SparseBlockMatrixHashMap< MatrixType >::SparseMatrixBlock

this is the type of the elementary block, it is an Eigen::Matrix.

Definition at line 219 of file sparse_block_matrix_ccs.h.

Constructor & Destructor Documentation

template<class MatrixType>

g2o::SparseBlockMatrixHashMap< MatrixType >::SparseBlockMatrixHashMap ( const std::vector< int > &  rowIndices, const std::vector< int > &  colIndices  )

inline

Definition at line 228 of file sparse_block_matrix_ccs.h.

Member Function Documentation

template<class MatrixType>

MatrixType* g2o::SparseBlockMatrixHashMap< MatrixType >::addBlock ( int  r, int  c, bool  zeroBlock = false  )

inline

add a block to the pattern, return a pointer to the added block

Definition at line 257 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

const std::vector<SparseColumn>& g2o::SparseBlockMatrixHashMap< MatrixType >::blockCols ( ) const

inline

the block matrices per block-column

Definition at line 245 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

std::vector<SparseColumn>& g2o::SparseBlockMatrixHashMap< MatrixType >::blockCols ( )

inline

Definition at line 246 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::colBaseOfBlock ( int  c ) const

inline

where does the col at block-col r start?

Definition at line 242 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

const std::vector<int>& g2o::SparseBlockMatrixHashMap< MatrixType >::colBlockIndices ( ) const

inline

indices of the column blocks

Definition at line 252 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::cols ( ) const

inline

columns of the matrix

Definition at line 222 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::colsOfBlock ( int  c ) const

inline

how many cols does the block at block-col c has?

Definition at line 236 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::rowBaseOfBlock ( int  r ) const

inline

where does the row at block-row r start?

Definition at line 239 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

const std::vector<int>& g2o::SparseBlockMatrixHashMap< MatrixType >::rowBlockIndices ( ) const

inline

indices of the row blocks

Definition at line 249 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::rows ( ) const

inline

rows of the matrix

Definition at line 224 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

int g2o::SparseBlockMatrixHashMap< MatrixType >::rowsOfBlock ( int  r ) const

inline

how many rows does the block at block-row r has?

Definition at line 233 of file sparse_block_matrix_ccs.h.

Member Data Documentation

template<class MatrixType>

std::vector<SparseColumn> g2o::SparseBlockMatrixHashMap< MatrixType >::_blockCols

protected

the matrices stored in CCS order

Definition at line 277 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

const std::vector<int>& g2o::SparseBlockMatrixHashMap< MatrixType >::_colBlockIndices

protected

vector of the indices of the blocks along the cols

Definition at line 276 of file sparse_block_matrix_ccs.h.

template<class MatrixType>

const std::vector<int>& g2o::SparseBlockMatrixHashMap< MatrixType >::_rowBlockIndices

protected

vector of the indices of the blocks along the rows.

Definition at line 275 of file sparse_block_matrix_ccs.h.

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

• sparse_block_matrix_ccs.h