viergewinnt

Class BitFieldClumsy

java.lang.Object

viergewinnt.AbstractField

viergewinnt.BitFieldClumsy

public class BitFieldClumsy
extends AbstractField

Field Summary

Fields inherited from class viergewinnt.AbstractField

height, turnCounter, width

Constructor Summary

Constructors

Constructor and Description
BitFieldClumsy(int w, int h)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	checkDraw() Returns true if the board is full (and nobody won)
boolean	checkWin(int player) Check if player (0 or 1) has won
double	evaluate(int player)
double	evaluatePlayerZero() Heuristic to evaluate the quality of the position for player 0
int	getField(int x, int y) What is on field x,y?
int	getPlayer() Returns the player who plays next
boolean	isOpen(int column) Checks if there can a coin be dropped into
void	makeMove(int column) Drop a coin in column
void	undoMove() Undo last move

Methods inherited from class viergewinnt.AbstractField

getTurnCounter, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

BitFieldClumsy

public BitFieldClumsy(int w,
              int h)

Method Detail

makeMove

public void makeMove(int column)

Description copied from class: AbstractField

Drop a coin in column

Specified by:

makeMove in class AbstractField

undoMove

public void undoMove()

Description copied from class: AbstractField

Undo last move

Specified by:

undoMove in class AbstractField

checkWin

public boolean checkWin(int player)

Description copied from class: AbstractField

Check if player (0 or 1) has won

Specified by:

checkWin in class AbstractField

Returns:

evaluatePlayerZero

public double evaluatePlayerZero()

Description copied from class: AbstractField

Heuristic to evaluate the quality of the position for player 0

Specified by:

evaluatePlayerZero in class AbstractField

Returns:

value between -1.0 and +1.0

evaluate

public double evaluate(int player)

getField

public int getField(int x,
           int y)

Description copied from class: AbstractField

What is on field x,y?

Specified by:

getField in class AbstractField

Returns:

-1 (empty), 0 (player 1) or 1 (player 2)

isOpen

public boolean isOpen(int column)

Description copied from class: AbstractField

Checks if there can a coin be dropped into

Specified by:

isOpen in class AbstractField

Returns:

getPlayer

public int getPlayer()

Description copied from class: AbstractField

Returns the player who plays next

Overrides:

getPlayer in class AbstractField

Returns:

0 (player 1) or 1 (player 2)

checkDraw

public boolean checkDraw()

Description copied from class: AbstractField

Returns true if the board is full (and nobody won)

Overrides:

checkDraw in class AbstractField

Returns: