de.rico.engine.path
Class AStarSearch

java.lang.Object
  de.rico.engine.path.AStarSearch

public class AStarSearch
extends java.lang.Object

The AStarSearch class, along with the AStarNode class, implements a generic A* search algorthim. The AStarNode class should be subclassed to provide searching capability.

Author:

David Brackeen (Book: Developing Games in Java)

Nested Class Summary

static class

AStarSearch.PriorityList A simple priority list, also called a priority queue.

Constructor Summary

AStarSearch()

Method Summary

java.util.List

findPath(AStarNode startNode, AStarNode goalNode) Find the path from the start node to the end node.

Methods inherited from class java.lang.Object

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

Constructor Detail

AStarSearch

public AStarSearch()

Method Detail

findPath

public java.util.List findPath(AStarNode startNode,
                               AStarNode goalNode)

Find the path from the start node to the end node. A list of AStarNodes is returned, or null if the path is not found.