Package ai.nettogrof.battlesnake.treesearch.search.royale

Class AbstractRoyaleNode

java.lang.Object

ai.nettogrof.battlesnake.treesearch.node.AbstractNode

ai.nettogrof.battlesnake.treesearch.node.AbstractDecisionNode

ai.nettogrof.battlesnake.treesearch.node.AbstractEvaluationNode

ai.nettogrof.battlesnake.treesearch.search.royale.AbstractRoyaleNode

Direct Known Subclasses:

RoyaleDuelNode, RoyaleFourNode, WrappedRoyaleNode

public abstract class AbstractRoyaleNode
extends AbstractEvaluationNode

This abstract royale node class is the based of all node class, provide basic method use in any node for royale rules.

Version:

Spring 2021

Author:

carl.lajeunesse

Field Summary

Fields inherited from class ai.nettogrof.battlesnake.treesearch.node.AbstractNode

allChildsCount, boardInfo, child, exp, food, hazard, ONE, possibleMove, score, scoreRatio, snakes

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractRoyaleNode(List<SnakeInfo> snakes, FoodInfo food, AbstractHazard hazard2, BoardInfo boardInfo)	Constructor with snakes and food information

Method Summary

Modifier and Type	Method	Description
private void	addFoodValue(int[][] board, int[] count)	Adding value if a food is in the controlled area
protected void	adjustHazardScore()	Adjust our snake score according if our head is in hazard
protected void	adjustScodeBasedonBoardControl(int[][] board)	Adjust the score based on number of square controls by snakes The board array contain the snake number from 1 to X snakes
AbstractHazard	getHazard()	Gets hazard information from this node
protected int[][]	initBoard()	Initiate the board array
protected void	listAreaControl()	Generate score based on the area control by the snake.
private void	removeHazardZone(int[][] board)	Remove hazard from the control Area because there's no value to control hazard area

Methods inherited from class ai.nettogrof.battlesnake.treesearch.node.AbstractEvaluationNode

addBasicLengthScore, addScoreDistance, addScoreDistanceAll, addSizeCompareScore, addToHash, applyNewHash, generateHash, setWinnerMaxScore

Methods inherited from class ai.nettogrof.battlesnake.treesearch.node.AbstractDecisionNode

countSnakeAlive, updateScore

Methods inherited from class ai.nettogrof.battlesnake.treesearch.node.AbstractNode

addChild, createNode, getBoardInfo, getChild, getChildCount, getFood, getScoreRatio, getSnakes, isExp, isSingleSnake, setExp, setPossibleMove, updateChildCount, updateScoreRatio

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractRoyaleNode

protected AbstractRoyaleNode(List<SnakeInfo> snakes,
                             FoodInfo food,
                             AbstractHazard hazard2,
                             BoardInfo boardInfo)

Constructor with snakes and food information

Parameters:

snakes - List of snakes

food - Food information

hazard2 - Hazard Info

boardInfo - Board Information

Method Detail

getHazard

public AbstractHazard getHazard()

Gets hazard information from this node

Overrides:

getHazard in class AbstractNode

Returns:

Hazard info

adjustHazardScore

protected void adjustHazardScore()

Adjust our snake score according if our head is in hazard

listAreaControl

protected void listAreaControl()

Generate score based on the area control by the snake. Using a kind of voronoi algo.

Overrides:

listAreaControl in class AbstractEvaluationNode

removeHazardZone

private void removeHazardZone(int[][] board)

Remove hazard from the control Area because there's no value to control hazard area

Parameters:

board - Board array

adjustScodeBasedonBoardControl

protected void adjustScodeBasedonBoardControl(int[][] board)

Adjust the score based on number of square controls by snakes The board array contain the snake number from 1 to X snakes

Overrides:

adjustScodeBasedonBoardControl in class AbstractEvaluationNode

Parameters:

board - Board array

addFoodValue

private void addFoodValue(int[][] board,
                          int[] count)

Adding value if a food is in the controlled area

Parameters:

board - Board array

count - Count array

initBoard

protected int[][] initBoard()

Initiate the board array

Overrides:

initBoard in class AbstractEvaluationNode

Returns:

board array