tracks.levelGeneration.geneticLevelGenerator

Class Chromosome

java.lang.Object

tracks.levelGeneration.geneticLevelGenerator.Chromosome

All Implemented Interfaces:

java.lang.Comparable<Chromosome>

public class Chromosome
extends java.lang.Object
implements java.lang.Comparable<Chromosome>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	Chromosome.SpritePointData helpful data structure to hold information about certain points in the level

Constructor Summary

Constructors

Constructor and Description
Chromosome(int width, int height) initialize the chromosome with a certain length and width

Method Summary

Modifier and Type	Method and Description
java.util.ArrayList<java.lang.Double>	calculateFitness(long time) Calculate the current fitness of the chromosome
Chromosome	clone() clone the chromosome data
int	compareTo(Chromosome o) Compare two chromosome with each other based on their constrained fitness and normal fitness
java.util.ArrayList<Chromosome>	crossOver(Chromosome c) crossover the current chromosome with the input chromosome
double	getCombinedFitness() Get the average value of the fitness
double	getConstrainFitness() Get constraint fitness for infeasible chromosome
java.util.ArrayList<java.lang.Double>	getFitness() Get the current chromosome fitness
LevelMapping	getLevelMapping() get the current used level mapping to parse the level string
java.lang.String	getLevelString(LevelMapping levelMapping) get the current level string
void	InitializeConstructive() initialize the chromosome using the contructive level generator
void	InitializeRandom() initialize the chromosome with random sprites
void	mutate() mutate the current chromosome

Methods inherited from class java.lang.Object

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

Constructor Detail

Chromosome

public Chromosome(int width,
                  int height)

initialize the chromosome with a certain length and width

Parameters:

width -

height -

Method Detail

clone

public Chromosome clone()

clone the chromosome data

Overrides:

clone in class java.lang.Object

InitializeRandom

public void InitializeRandom()

initialize the chromosome with random sprites

InitializeConstructive

public void InitializeConstructive()

initialize the chromosome using the contructive level generator

crossOver

public java.util.ArrayList<Chromosome> crossOver(Chromosome c)

crossover the current chromosome with the input chromosome

Parameters:

c - the other chromosome to crossover with

Returns:

the current children from the crossover process

mutate

public void mutate()

mutate the current chromosome

getLevelMapping

public LevelMapping getLevelMapping()

get the current used level mapping to parse the level string

Returns:

Level mapping object that can help to construct the level string and parse the level string

getLevelString

public java.lang.String getLevelString(LevelMapping levelMapping)

get the current level string

Parameters:

levelMapping - level mapping object to help constructing the string

Returns:

string of letters defined in the level mapping that represent the level

calculateFitness

public java.util.ArrayList<java.lang.Double> calculateFitness(long time)

Calculate the current fitness of the chromosome

Parameters:

time - amount of time to evaluate the chromosome

Returns:

current fitness of the chromosome

getFitness

public java.util.ArrayList<java.lang.Double> getFitness()

Get the current chromosome fitness

Returns:

array contains all fitness values

getCombinedFitness

public double getCombinedFitness()

Get the average value of the fitness

Returns:

average value of the fitness array

getConstrainFitness

public double getConstrainFitness()

Get constraint fitness for infeasible chromosome

Returns:

1 if its feasible and less than 1 if not

compareTo

public int compareTo(Chromosome o)

Compare two chromosome with each other based on their constrained fitness and normal fitness

Specified by:

compareTo in interface java.lang.Comparable<Chromosome>