Read-Only Sparse Matrix Iterator. More...
#include <core.hpp>
Inherited by cv::SparseMatConstIterator_< _Tp >, and cv::SparseMatIterator.
Public Member Functions | |
SparseMatConstIterator () | |
the default constructor | |
SparseMatConstIterator (const SparseMat *_m) | |
the full constructor setting the iterator to the first sparse matrix element | |
SparseMatConstIterator (const SparseMatConstIterator &it) | |
the copy constructor | |
SparseMatConstIterator & | operator= (const SparseMatConstIterator &it) |
the assignment operator | |
template<typename _Tp > | |
const _Tp & | value () const |
template method returning the current matrix element | |
const SparseMat::Node * | node () const |
returns the current node of the sparse matrix. it.node->idx is the current element index | |
SparseMatConstIterator & | operator-- () |
moves iterator to the previous element | |
SparseMatConstIterator | operator-- (int) |
moves iterator to the previous element | |
SparseMatConstIterator & | operator++ () |
moves iterator to the next element | |
SparseMatConstIterator | operator++ (int) |
moves iterator to the next element | |
void | seekEnd () |
moves iterator to the element after the last element | |
Public Attributes | |
const SparseMat * | m |
size_t | hashidx |
uchar * | ptr |
Read-Only Sparse Matrix Iterator.
Here is how to use the iterator to compute the sum of floating-point sparse matrix elements:
SparseMatConstIterator it = m.begin(), it_end = m.end(); double s = 0; CV_Assert( m.type() == CV_32F ); for( ; it != it_end; ++it ) s += it.value<float>();
the default constructor
cv::SparseMatConstIterator::SparseMatConstIterator | ( | const SparseMat * | _m | ) |
the full constructor setting the iterator to the first sparse matrix element
the copy constructor
SparseMatConstIterator & cv::SparseMatConstIterator::operator= | ( | const SparseMatConstIterator & | it | ) |
the assignment operator
const _Tp & cv::SparseMatConstIterator::value | ( | ) | const |
template method returning the current matrix element
Reimplemented in cv::SparseMatIterator.
const SparseMat::Node * cv::SparseMatConstIterator::node | ( | ) | const |
returns the current node of the sparse matrix. it.node->idx is the current element index
Reimplemented in cv::SparseMatIterator.
SparseMatConstIterator& cv::SparseMatConstIterator::operator-- | ( | ) |
moves iterator to the previous element
SparseMatConstIterator cv::SparseMatConstIterator::operator-- | ( | int | ) |
moves iterator to the previous element
SparseMatConstIterator& cv::SparseMatConstIterator::operator++ | ( | ) |
moves iterator to the next element
Reimplemented in cv::SparseMatIterator_< _Tp >, cv::SparseMatConstIterator_< _Tp >, and cv::SparseMatIterator.
SparseMatConstIterator cv::SparseMatConstIterator::operator++ | ( | int | ) |
moves iterator to the next element
Reimplemented in cv::SparseMatIterator_< _Tp >, cv::SparseMatConstIterator_< _Tp >, and cv::SparseMatIterator.
moves iterator to the element after the last element