Correspondence represents a match between two entities (e.g., points, descriptors, etc). More...

#include <pcl/correspondence.h>

Inheritance diagram for pcl::Correspondence:

Public Member Functions
	Correspondence ()=default
	Standard constructor. More...

	Correspondence (index_t _index_query, index_t _index_match, float _distance)
	Constructor. More...

Public Attributes
index_t	index_query = 0
	Index of the query (source) point. More...

index_t	index_match = UNAVAILABLE
	Index of the matching (target) point. More...

union {
float distance = std::numeric_limits<float>::max()

float weight

};
	Distance between the corresponding points, or the weight denoting the confidence in correspondence estimation. More...

Detailed Description

Correspondence represents a match between two entities (e.g., points, descriptors, etc).

This is represented via the indices of a source point and a target point, and the distance between them.

Author: Dirk Holz, Radu B. Rusu, Bastian Steder

Definition at line 60 of file correspondence.h.

Constructor & Destructor Documentation

◆ Correspondence() [1/2]

pcl::Correspondence::Correspondence ( )

inlinedefault

Standard constructor.

Sets index_query to 0, index_match to -1, and distance to std::numeric_limits<float>::max().

◆ Correspondence() [2/2]

pcl::Correspondence::Correspondence	(	index_t	_index_query,
		index_t	_index_match,
		float	_distance
	)

inline

Constructor.

Definition at line 79 of file correspondence.h.

Member Data Documentation

◆

union { ... }

Distance between the corresponding points, or the weight denoting the confidence in correspondence estimation.

◆ distance

float pcl::Correspondence::distance = std::numeric_limits<float>::max()

Definition at line 69 of file correspondence.h.

Referenced by pcl::recognition::TrimmedICP< PointT, Scalar >::compareCorrespondences(), pcl::registration::CorrespondenceEstimationBackProjection< PointSource, PointTarget, NormalT, Scalar >::determineCorrespondences(), pcl::registration::CorrespondenceEstimation< PointSource, PointTarget, Scalar >::determineCorrespondences(), pcl::registration::CorrespondenceEstimationNormalShooting< PointSource, PointTarget, NormalT, Scalar >::determineCorrespondences(), pcl::registration::CorrespondenceEstimationBackProjection< PointSource, PointTarget, NormalT, Scalar >::determineReciprocalCorrespondences(), pcl::registration::CorrespondenceEstimation< PointSource, PointTarget, Scalar >::determineReciprocalCorrespondences(), pcl::registration::CorrespondenceEstimationNormalShooting< PointSource, PointTarget, NormalT, Scalar >::determineReciprocalCorrespondences(), pcl::isBetterCorrespondence(), pcl::registration::sortCorrespondencesByDistance::operator()(), pcl::registration::sortCorrespondencesByQueryIndexAndDistance::operator()(), and pcl::registration::sortCorrespondencesByMatchIndexAndDistance::operator()().

◆ index_match

index_t pcl::Correspondence::index_match = UNAVAILABLE

Index of the matching (target) point.

Set to -1 if no correspondence found.

Definition at line 65 of file correspondence.h.

◆ index_query

index_t pcl::Correspondence::index_query = 0

Index of the query (source) point.

Definition at line 63 of file correspondence.h.

◆ weight

float pcl::Correspondence::weight

Definition at line 70 of file correspondence.h.

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

pcl/correspondence.h

Public Member Functions

Public Attributes