lejos.robotics.pathfinding
Class GridNode

java.lang.Object
  lejos.robotics.pathfinding.Node
      lejos.robotics.pathfinding.GridNode

public class GridNode
extends Node

Field Summary

Fields inherited from class lejos.robotics.pathfinding.Node

x, y

Constructor Summary

GridNode(float x, float y, float grid_space)

Method Summary

protected float	calculateG(Node neighbor) Calculates the distance to a neighbor node.
protected float	calculateH(Node neighbor) Calculates the distance to the goal node.

Methods inherited from class lejos.robotics.pathfinding.Node

addNeighbor, getF_Score, getG_Score, getNeighbors, getPredecessor, neighbors, removeNeighbor, setG_Score, setH_Score, setPredecessor

Methods inherited from class java.lang.Object

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

Constructor Detail

GridNode

public GridNode(float x,
                float y,
                float grid_space)

Method Detail

calculateG

protected float calculateG(Node neighbor)

Description copied from class: Node

Calculates the distance to a neighbor node. This method is used to optimize the algorithm.

Overrides:

calculateG in class Node

Returns:

the distance to neighbor

calculateH

protected float calculateH(Node neighbor)

Description copied from class: Node

Calculates the distance to the goal node. This method is used to optimize the algorithm.

Overrides:

calculateH in class Node

Returns:

the distance to goal