cv::LineIterator Class Reference

#include <core.hpp>

Public Member Functions
	LineIterator (const Mat &img, Point pt1, Point pt2, int connectivity=8, bool leftToRight=false)
	intializes the iterator More...
uchar *	operator* ()
	returns pointer to the current pixel More...
LineIterator &	operator++ ()
	prefix increment operator (++it). shifts iterator to the next pixel More...
LineIterator	operator++ (int)
	postfix increment operator (it++). shifts iterator to the next pixel More...
Point	pos () const
	returns coordinates of the current pixel More...

Public Attributes
uchar *	ptr
const uchar *	ptr0
int	step
int	elemSize
int	err
int	count
int	minusDelta
int	plusDelta
int	minusStep
int	plusStep

Detailed Description

Line iterator class

The class is used to iterate over all the pixels on the raster line segment connecting two specified points.

Constructor & Destructor Documentation

LineIterator()

cv::LineIterator::LineIterator	(	const Mat &	img,
		Point	pt1,
		Point	pt2,
		int	connectivity = 8,
		bool	leftToRight = false
	)

intializes the iterator

Member Function Documentation

operator*()

uchar * cv::LineIterator::operator* ( )

inline

returns pointer to the current pixel

operator++() [1/2]

LineIterator & cv::LineIterator::operator++ ( )

inline

prefix increment operator (++it). shifts iterator to the next pixel

operator++() [2/2]

LineIterator cv::LineIterator::operator++ ( int  )

inline

postfix increment operator (it++). shifts iterator to the next pixel

pos()

Point cv::LineIterator::pos ( ) const

inline

returns coordinates of the current pixel

Member Data Documentation

count

int cv::LineIterator::count

elemSize

int cv::LineIterator::elemSize

err

int cv::LineIterator::err

minusDelta

int cv::LineIterator::minusDelta

minusStep

int cv::LineIterator::minusStep

plusDelta

int cv::LineIterator::plusDelta

plusStep

int cv::LineIterator::plusStep

ptr

uchar* cv::LineIterator::ptr

ptr0

const uchar* cv::LineIterator::ptr0

step

int cv::LineIterator::step

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

• core/core.hpp
• operations.hpp