ga.view.billard
Class BillardEvaluationState<T extends IAgeIndividual<T>>

java.lang.Object
  com.jme3.app.state.AbstractAppState
      ga.view.appstate.RootNodeState
          ga.view.appstate.SceneState
              ga.view.billard.BillardEvaluationState<T>

Type Parameters:

T - The generic type of the individuals.

All Implemented Interfaces:

com.jme3.app.state.AppState, IFitnessEvaluator<T>, IInteractiveFitnessEvaluator<T>, IMenuListenerParent

public class BillardEvaluationState<T extends IAgeIndividual<T>>
extends SceneState
implements IInteractiveFitnessEvaluator<T>, IMenuListenerParent

This interactive evaluator is a special case for direct selection.

Since:

12.08.2012

Author:

Stephan Dreyer

Nested Class Summary

private class	BillardEvaluationState.CenteringListener Key listener to toggle centering behavior.
private class	BillardEvaluationState.ClickListener Mouse listener to recognize clicks on objects.
private class	BillardEvaluationState.DebugListener Key listener to toggle debug display.
private class	BillardEvaluationState.PausedListener Key listener to toggle pause.

Field Summary

private ISIGA<T>	algorithm
private com.jme3.bullet.BulletAppState	bulletAppState
private boolean	debug
private BillardEvaluationState.ClickListener	dragListener
private IIndividualFactory<T>	factory
private java.util.List<EvaluationListener<T>>	listeners
private static java.util.logging.Logger	LOGGER
private MenuListener	menuListener
private java.util.Map<T,BillardObjectNode<T>>	nodeMap
private com.jme3.scene.Node	objectsNode
private boolean	paused
private IPhenotypeGenerator<T,com.jme3.scene.Geometry>	phenotypeGenerator
private float	scale
private float	sceneHeight
private float	sceneWidth
private boolean	useCentering
private float	wallHeight
private float	wallThickness

Fields inherited from class ga.view.appstate.SceneState

app, assetManager, cam, inputManager, renderManager, stateManager, timer, viewPort

Fields inherited from class ga.view.appstate.RootNodeState

rootNode

Fields inherited from class com.jme3.app.state.AbstractAppState

initialized

Constructor Summary

BillardEvaluationState(IIndividualFactory<T> factory, IPhenotypeGenerator<T,com.jme3.scene.Geometry> phenotypeGenerator)
Instantiates a new billard evaluation state.

Method Summary

void	addEvaluationListener(EvaluationListener<T> listener) Adds an EvaluationListener that will be notified about the evaluation state.
private void	addRandomObject(float x, float z) Creates a random object and places it at x,y on the table.
void	cleanup()
void	evaluate(T individual) Evaluates the given individual.
private com.jme3.collision.CollisionResults	findPick(com.jme3.scene.Node node) Finds spatials in the scene that has been clicked.
void	fireIndividualEvaluated(T individual) Notification method that causes all EvaluationListeners being notified that the evaluator has evaluated the individual.
void	fireNewIndividualRequested() Notification method that causes all EvaluationListeners being notified that the evaluator demands a new individual for evaluation.
ISIGA<T>	getAlgorithm() Getter for the interactive genetic algorithm.
private com.jme3.bullet.PhysicsSpace	getPhysicsSpace() Getter for the physics space.
private void	initCam() Inits the camera.
void	initialize(com.jme3.app.state.AppStateManager stateManager, com.jme3.app.Application app)
private void	initObjects() Inits the objects on the table.
private void	initTable() Make a solid floor and add it to the scene.
void	removeEvaluationListener(EvaluationListener<T> listener) Adds an EvaluationListener.
void	setAlgorithm(ISIGA<T> siga) Sets the interactive genetic algorithm.
void	setEnabled(boolean enabled)
void	setMenuListener(MenuListener menuListener) Sets the menu listener.
void	setPaused(boolean paused) Pauses the rendering and physics calculation.
void	update(float tpf)

Methods inherited from class ga.view.appstate.SceneState

finalCleanUp, getCamera

Methods inherited from class ga.view.appstate.RootNodeState

getRootNode

Methods inherited from class com.jme3.app.state.AbstractAppState

isEnabled, isInitialized, postRender, render, stateAttached, stateDetached

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

private static final java.util.logging.Logger LOGGER

objectsNode

private com.jme3.scene.Node objectsNode

bulletAppState

private final com.jme3.bullet.BulletAppState bulletAppState

dragListener

private BillardEvaluationState.ClickListener dragListener

scale

private final float scale

See Also:

Constant Field Values

sceneHeight

private final float sceneHeight

See Also:

Constant Field Values

sceneWidth

private float sceneWidth

wallHeight

private final float wallHeight

See Also:

Constant Field Values

wallThickness

private final float wallThickness

See Also:

Constant Field Values

algorithm

private ISIGA<T extends IAgeIndividual<T>> algorithm

phenotypeGenerator

private final IPhenotypeGenerator<T extends IAgeIndividual<T>,com.jme3.scene.Geometry> phenotypeGenerator

factory

private final IIndividualFactory<T extends IAgeIndividual<T>> factory

menuListener

private MenuListener menuListener

listeners

private final java.util.List<EvaluationListener<T extends IAgeIndividual<T>>> listeners

nodeMap

private final java.util.Map<T extends IAgeIndividual<T>,BillardObjectNode<T extends IAgeIndividual<T>>> nodeMap

paused

private boolean paused

useCentering

private boolean useCentering

debug

private boolean debug

Constructor Detail

BillardEvaluationState

public BillardEvaluationState(IIndividualFactory<T> factory,
                              IPhenotypeGenerator<T,com.jme3.scene.Geometry> phenotypeGenerator)

Instantiates a new billard evaluation state.

Parameters:

factory - the factory

phenotypeGenerator - the phenotype generator

Since:

12.08.2012

Method Detail

initialize

public void initialize(com.jme3.app.state.AppStateManager stateManager,
                       com.jme3.app.Application app)

Specified by:

initialize in interface com.jme3.app.state.AppState

Overrides:

initialize in class SceneState

cleanup

public void cleanup()

Specified by:

cleanup in interface com.jme3.app.state.AppState

Overrides:

cleanup in class RootNodeState

setEnabled

public void setEnabled(boolean enabled)

Specified by:

setEnabled in interface com.jme3.app.state.AppState

Overrides:

setEnabled in class SceneState

update

public void update(float tpf)

Specified by:

update in interface com.jme3.app.state.AppState

Overrides:

update in class RootNodeState

setPaused

public void setPaused(boolean paused)

Pauses the rendering and physics calculation.

Parameters:

paused - the new paused flag.

Since:

12.08.2012

setAlgorithm

public void setAlgorithm(ISIGA<T> siga)

Description copied from interface: IInteractiveFitnessEvaluator

Sets the interactive genetic algorithm.

Specified by:

setAlgorithm in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Parameters:

siga - The SIGA.

getAlgorithm

public ISIGA<T> getAlgorithm()

Description copied from interface: IInteractiveFitnessEvaluator

Getter for the interactive genetic algorithm.

Specified by:

getAlgorithm in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Returns:

The SIGA.

initCam

private void initCam()

Inits the camera.

Since:

12.08.2012

initTable

private void initTable()

Make a solid floor and add it to the scene.

initObjects

private void initObjects()

Inits the objects on the table.

Since:

12.08.2012

addRandomObject

private void addRandomObject(float x,
                             float z)

Creates a random object and places it at x,y on the table.

Parameters:

x - The x location.

z - The y location.

Since:

12.08.2012

findPick

private com.jme3.collision.CollisionResults findPick(com.jme3.scene.Node node)

Finds spatials in the scene that has been clicked.

Parameters:

node - The parent node to check for clicks.

Returns:

The results of the click.

Since:

12.08.2012

getPhysicsSpace

private com.jme3.bullet.PhysicsSpace getPhysicsSpace()

Getter for the physics space.

Returns:

The physics space.

Since:

12.08.2012

fireNewIndividualRequested

public void fireNewIndividualRequested()

Description copied from interface: IInteractiveFitnessEvaluator

Notification method that causes all EvaluationListeners being notified that the evaluator demands a new individual for evaluation.

Specified by:

fireNewIndividualRequested in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

fireIndividualEvaluated

public void fireIndividualEvaluated(T individual)

Description copied from interface: IInteractiveFitnessEvaluator

Notification method that causes all EvaluationListeners being notified that the evaluator has evaluated the individual.

Specified by:

fireIndividualEvaluated in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Parameters:

individual - The evaluated individual.

addEvaluationListener

public void addEvaluationListener(EvaluationListener<T> listener)

Description copied from interface: IInteractiveFitnessEvaluator

Adds an EvaluationListener that will be notified about the evaluation state.

Specified by:

addEvaluationListener in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Parameters:

listener - The listener.

removeEvaluationListener

public void removeEvaluationListener(EvaluationListener<T> listener)

Description copied from interface: IInteractiveFitnessEvaluator

Adds an EvaluationListener.

Specified by:

removeEvaluationListener in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Parameters:

listener - The listener.

evaluate

public void evaluate(T individual)

Description copied from interface: IFitnessEvaluator

Evaluates the given individual.

Specified by:

evaluate in interface IFitnessEvaluator<T extends IAgeIndividual<T>>

Specified by:

evaluate in interface IInteractiveFitnessEvaluator<T extends IAgeIndividual<T>>

Parameters:

individual - Individual to evaluate.

setMenuListener

public void setMenuListener(MenuListener menuListener)

Description copied from interface: IMenuListenerParent

Sets the menu listener.

Specified by:

setMenuListener in interface IMenuListenerParent

Parameters:

menuListener - the new menu listener