org.locationtech.jts.noding.snap

Class SnappingPointIndex

java.lang.Object

org.locationtech.jts.noding.snap.SnappingPointIndex

public class SnappingPointIndex
extends Object

An index providing fast creation and lookup of snap points.

Author:

mdavis

Constructor Summary

Constructors

Constructor and Description
SnappingPointIndex(double snapTolerance) Creates a snap point index using a specified distance tolerance.

Method Summary

Modifier and Type	Method and Description
double	getTolerance()
Coordinate	snap(Coordinate p) Snaps a coordinate to an existing snap point, if it is within the snap tolerance distance.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SnappingPointIndex

public SnappingPointIndex(double snapTolerance)

Creates a snap point index using a specified distance tolerance.

Parameters:

snapTolerance - points are snapped if within this distance

Method Detail

snap

public Coordinate snap(Coordinate p)

Snaps a coordinate to an existing snap point, if it is within the snap tolerance distance. Otherwise adds the coordinate to the snap point index.

Parameters:

p - the point to snap

Returns:

the point it snapped to, or the input point

getTolerance

public double getTolerance()