ga.view.streaming
Class StreamingEvaluationState<T extends IIndividual<T>>

java.lang.Object
  com.jme3.app.state.AbstractAppState
      ga.view.appstate.RootNodeState
          ga.view.appstate.SceneState
              ga.view.streaming.StreamingEvaluationState<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 StreamingEvaluationState<T extends IIndividual<T>>
extends SceneState
implements IInteractiveFitnessEvaluator<T>, IMenuListenerParent

This interactive evaluator provides a stream of pictures of the show room. There are 2 zones to upvote/downvote the individuals.

Since:

12.08.2012

Author:

Stephan Dreyer

Nested Class Summary

private class	StreamingEvaluationState.DragListener This is a mouse listener that detects drag-and-drop.
private class	StreamingEvaluationState.ViewSwitchListener Keyboard listener to switch the perspective.

Field Summary

private ISIGA<T>	algorithm
private java.util.List<AnchorNode<T>>	anchorNodes
private com.jme3.app.Application	app
private com.jme3.bullet.BulletAppState	bulletAppState
private CameraSettings	camSettings
private StreamingEvaluationState.DragListener	dragListener
private boolean	enabled
private java.util.List<EvaluationListener<T>>	listeners
private static java.util.logging.Logger	LOGGER
private EvaluationNode	lowerBox
private MenuListener	menuListener
private boolean	mouseDown
private static float	PANEL_SPACING
private com.jme3.scene.Node	panelsNode
private IPhenotypeGenerator<T,? extends com.jme3.scene.Spatial>	phenotypeGenerator
private com.jme3.scene.Geometry	pointer
private com.jme3.bullet.control.RigidBodyControl	pointerControl
static float	SCENE_WIDTH
private com.jme3.system.AppSettings	settings
private ShowRoomFactory	showRoomFactory
private ShowRoomState<T>	showRoomState
private float	speed
private ShowRoomSettings	srSettings
private EvaluationNode	upperBox

Fields inherited from class ga.view.appstate.SceneState

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

StreamingEvaluationState(IPhenotypeGenerator<T,? extends com.jme3.scene.Spatial> phenotypeGenerator)
Instantiates a new streaming evaluation state.

Method Summary

void	addEvaluationListener(EvaluationListener<T> listener) Adds an EvaluationListener that will be notified about the evaluation state.
void	cleanup()
private void	createPanel(T individual) Creates a panel for an individual.
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() Gets the physics space.
private void	initCam() Inits the cam.
void	initialize(com.jme3.app.state.AppStateManager stateManager, com.jme3.app.Application app)
private void	initPointer() Inits the pointer.
private void	initTable() Make a solid floor and add it to the scene.
private void	removeAnchorNode(AnchorNode<T> anchorNode) This is called when the anchorNode goes out of the screen without being evaluated.
void	removeEvaluationListener(EvaluationListener<T> listener) Adds an EvaluationListener.
private void	removePanel(PanelNode<T> panelNode) Removes a panel from the scene.
void	setAlgorithm(ISIGA<T> algorithm) Sets the interactive genetic algorithm.
void	setEnabled(boolean enabled)
void	setMenuListener(MenuListener menuListener) Sets the menu listener.
private void	showInShowRoom(PanelNode<T> panelNode) Shows a panel node in show room.
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

SCENE_WIDTH

public static final float SCENE_WIDTH

See Also:

Constant Field Values

PANEL_SPACING

private static final float PANEL_SPACING

See Also:

Constant Field Values

LOGGER

private static final java.util.logging.Logger LOGGER

pointer

private com.jme3.scene.Geometry pointer

mouseDown

private boolean mouseDown

pointerControl

private com.jme3.bullet.control.RigidBodyControl pointerControl

panelsNode

private com.jme3.scene.Node panelsNode

phenotypeGenerator

private final IPhenotypeGenerator<T extends IIndividual<T>,? extends com.jme3.scene.Spatial> phenotypeGenerator

showRoomFactory

private ShowRoomFactory showRoomFactory

srSettings

private final ShowRoomSettings srSettings

bulletAppState

private final com.jme3.bullet.BulletAppState bulletAppState

showRoomState

private ShowRoomState<T extends IIndividual<T>> showRoomState

lowerBox

private EvaluationNode lowerBox

upperBox

private EvaluationNode upperBox

anchorNodes

private final java.util.List<AnchorNode<T extends IIndividual<T>>> anchorNodes

listeners

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

dragListener

private final StreamingEvaluationState.DragListener dragListener

camSettings

private CameraSettings camSettings

menuListener

private MenuListener menuListener

settings

private com.jme3.system.AppSettings settings

speed

private float speed

enabled

private boolean enabled

algorithm

private ISIGA<T extends IIndividual<T>> algorithm

app

private com.jme3.app.Application app

Constructor Detail

StreamingEvaluationState

public StreamingEvaluationState(IPhenotypeGenerator<T,? extends com.jme3.scene.Spatial> phenotypeGenerator)

Instantiates a new streaming evaluation state.

Parameters:

phenotypeGenerator - the phenotype generator

Since:

12.08.2012

Method Detail

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

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

initCam

private void initCam()

Inits the cam.

Since:

12.08.2012

initTable

private void initTable()

Make a solid floor and add it to the scene.

initPointer

private void initPointer()

Inits the pointer. A red ball that marks the last spot that was "hit" by the "shot".

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()

Gets the physics space.

Returns:

the physics space

Since:

12.08.2012

setAlgorithm

public void setAlgorithm(ISIGA<T> algorithm)

Description copied from interface: IInteractiveFitnessEvaluator

Sets the interactive genetic algorithm.

Specified by:

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

Parameters:

algorithm - 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 IIndividual<T>>

Returns:

The SIGA.

showInShowRoom

private void showInShowRoom(PanelNode<T> panelNode)

Shows a panel node in show room.

Parameters:

panelNode - the panel node

Since:

12.08.2012

createPanel

private void createPanel(T individual)

Creates a panel for an individual.

Parameters:

individual - the individual

Since:

12.08.2012

removeAnchorNode

private void removeAnchorNode(AnchorNode<T> anchorNode)

This is called when the anchorNode goes out of the screen without being evaluated.

Parameters:

anchorNode - The anchor node that leaves the screen

removePanel

private void removePanel(PanelNode<T> panelNode)

Removes a panel from the scene.

Parameters:

panelNode - the panel node

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 IIndividual<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 IIndividual<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 IIndividual<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 IIndividual<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 IIndividual<T>>

Specified by:

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

Parameters:

individual - Individual to evaluate.