ipdlx
Class PlayerMatrix

java.lang.Object
  ipdlx.PlayerMatrix

All Implemented Interfaces:

PDValues

public class PlayerMatrix
extends java.lang.Object
implements PDValues

payoff matrix for a player. This class has two purposes: 1) helps create game matrices 2) allows to easily print out the matrix for one player

Author:

Tomek Kaczanowski

Field Summary

protected double[][]

matrix 2x2 matrix of payoffs for one player

Fields inherited from interface ipdlx.PDValues

COOPERATE, DEFAULT_MISTAKE_LEVEL, DEFAULT_PUNISHMENT, DEFAULT_REWARD, DEFAULT_SUCKER, DEFAULT_TEMPTATION, DEFECT, EXIT, moves, PLAYER_A, PLAYER_B

Constructor Summary

PlayerMatrix(double[][] matrix)

PlayerMatrix(double reward, double sucker, double temptation, double punishment)
constructor

Method Summary

double[][]	getMatrix()
java.lang.String	toString() Prints out player's payoffs
PlayerMatrix	transpose() takes PlayerMatrix and changes places of temptation and sucker.

Methods inherited from class java.lang.Object

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

Field Detail

matrix

protected double[][] matrix

2x2 matrix of payoffs for one player

Constructor Detail

PlayerMatrix

public PlayerMatrix(double reward,
                    double sucker,
                    double temptation,
                    double punishment)

constructor

Parameters:

reward - - reward for cooperation

sucker - - sucker's payoff

temptation - - temptation to defect

punishment - - punishment (for mutual defection)

PlayerMatrix

public PlayerMatrix(double[][] matrix)

Method Detail

getMatrix

public double[][] getMatrix()

Returns:

matrix with player's payoffs

toString

public java.lang.String toString()

Prints out player's payoffs

Overrides:

toString in class java.lang.Object

Returns:

String with nicely formatted matrix

transpose

public PlayerMatrix transpose()

takes PlayerMatrix and changes places of temptation and sucker. usefull for creating symmetrical game matrices

Returns:

PlayerMatrix with changed places of temptation and sucker