com.graphhopper.routing.ch

Class EdgeBasedShortcutInserter

java.lang.Object

com.graphhopper.routing.ch.EdgeBasedShortcutInserter

All Implemented Interfaces:

EdgeBasedNodeContractor.ShortcutHandler

public class EdgeBasedShortcutInserter
extends Object
implements EdgeBasedNodeContractor.ShortcutHandler

Shortcut handler that inserts the given shortcuts into a CHGraph

Constructor Summary

Constructors

Constructor and Description
EdgeBasedShortcutInserter(CHGraph chGraph)

Method Summary

Modifier and Type	Method and Description
void	addShortcut(int prepareEdge, int from, int to, int origEdgeFirst, int origEdgeLast, int skipped1, int skipped2, double weight, boolean reverse) This method is called for every shortcut found by the contractor
int	finishContractingNode() Use this hook for any kind of post-processing after the node is contracted
void	finishContraction() This method is called at the very end of the graph contraction (after the last node was contracted)
void	startContractingNode() Use this hook for any kind of initialization to be done before a node is contracted

Methods inherited from class java.lang.Object

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

Constructor Detail

EdgeBasedShortcutInserter

public EdgeBasedShortcutInserter(CHGraph chGraph)

Method Detail

startContractingNode

public void startContractingNode()

Description copied from interface: EdgeBasedNodeContractor.ShortcutHandler

Use this hook for any kind of initialization to be done before a node is contracted

Specified by:

startContractingNode in interface EdgeBasedNodeContractor.ShortcutHandler

addShortcut

public void addShortcut(int prepareEdge,
                        int from,
                        int to,
                        int origEdgeFirst,
                        int origEdgeLast,
                        int skipped1,
                        int skipped2,
                        double weight,
                        boolean reverse)

Description copied from interface: EdgeBasedNodeContractor.ShortcutHandler

This method is called for every shortcut found by the contractor

Specified by:

addShortcut in interface EdgeBasedNodeContractor.ShortcutHandler

finishContractingNode

public int finishContractingNode()

Description copied from interface: EdgeBasedNodeContractor.ShortcutHandler

Use this hook for any kind of post-processing after the node is contracted

Specified by:

finishContractingNode in interface EdgeBasedNodeContractor.ShortcutHandler

Returns:

the actual number of shortcuts that were added to the graph

finishContraction

public void finishContraction()

Description copied from interface: EdgeBasedNodeContractor.ShortcutHandler

This method is called at the very end of the graph contraction (after the last node was contracted)

Specified by:

finishContraction in interface EdgeBasedNodeContractor.ShortcutHandler