Class Contact

java.lang.Object

com.codename1.gaming.physics.box2d.dynamics.contacts.Contact

Direct Known Subclasses:

ChainAndCircleContact, ChainAndPolygonContact, CircleContact, EdgeAndCircleContact, EdgeAndPolygonContact, PolygonAndCircleContact, PolygonContact

public abstract class Contact
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	BULLET_HIT_FLAG
static final int	ENABLED_FLAG
static final int	FILTER_FLAG
static final int	ISLAND_FLAG
Fixture	m_fixtureA
Fixture	m_fixtureB
int	m_flags
float	m_friction
int	m_indexA
int	m_indexB
final Manifold	m_manifold
Contact	m_next
ContactEdge	m_nodeA
ContactEdge	m_nodeB
Contact	m_prev
float	m_restitution
float	m_tangentSpeed
float	m_toi
float	m_toiCount
protected final IWorldPool	pool
static final int	TOI_FLAG
static final int	TOUCHING_FLAG

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Contact(IWorldPool argPool)

Method Summary

Modifier and Type	Method	Description
abstract void	evaluate(Manifold manifold, Transform xfA, Transform xfB)
void	flagForFiltering()
int	getChildIndexA()
int	getChildIndexB()
Fixture	getFixtureA()
Fixture	getFixtureB()
float	getFriction()
Manifold	getManifold()
Contact	getNext()
float	getRestitution()
float	getTangentSpeed()
void	getWorldManifold(WorldManifold worldManifold)
void	init(Fixture fA, int indexA, Fixture fB, int indexB)
boolean	isEnabled()
boolean	isTouching()
static final float	mixFriction(float friction1, float friction2)
static final float	mixRestitution(float restitution1, float restitution2)
void	resetFriction()
void	resetRestitution()
void	setEnabled(boolean flag)
void	setFriction(float friction)
void	setRestitution(float restitution)
void	setTangentSpeed(float speed)
void	update(ContactListener listener)

Methods inherited from class Object

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

Field Details

ISLAND_FLAG

public static final int ISLAND_FLAG

See Also:

• Constant Field Values

TOUCHING_FLAG

public static final int TOUCHING_FLAG

See Also:

• Constant Field Values

ENABLED_FLAG

public static final int ENABLED_FLAG

See Also:

• Constant Field Values

FILTER_FLAG

public static final int FILTER_FLAG

See Also:

• Constant Field Values

BULLET_HIT_FLAG

public static final int BULLET_HIT_FLAG

See Also:

• Constant Field Values

TOI_FLAG

public static final int TOI_FLAG

See Also:

• Constant Field Values

m_flags

public int m_flags

m_prev

public Contact m_prev

m_next

public Contact m_next

m_nodeA

public ContactEdge m_nodeA

m_nodeB

public ContactEdge m_nodeB

m_fixtureA

public Fixture m_fixtureA

m_fixtureB

public Fixture m_fixtureB

m_indexA

public int m_indexA

m_indexB

public int m_indexB

m_manifold

public final Manifold m_manifold

m_toiCount

public float m_toiCount

m_toi

public float m_toi

m_friction

public float m_friction

m_restitution

public float m_restitution

m_tangentSpeed

public float m_tangentSpeed

pool

protected final IWorldPool pool

Constructor Details

Contact

protected Contact(IWorldPool argPool)

Method Details

init

public void init(Fixture fA,
 int indexA,
 Fixture fB,
 int indexB)

getManifold

public Manifold getManifold()

getWorldManifold

public void getWorldManifold(WorldManifold worldManifold)

isTouching

public boolean isTouching()

setEnabled

public void setEnabled(boolean flag)

isEnabled

public boolean isEnabled()

getNext

public Contact getNext()

getFixtureA

public Fixture getFixtureA()

getChildIndexA

public int getChildIndexA()

getFixtureB

public Fixture getFixtureB()

getChildIndexB

public int getChildIndexB()

setFriction

public void setFriction(float friction)

getFriction

public float getFriction()

resetFriction

public void resetFriction()

setRestitution

public void setRestitution(float restitution)

getRestitution

public float getRestitution()

resetRestitution

public void resetRestitution()

setTangentSpeed

public void setTangentSpeed(float speed)

getTangentSpeed

public float getTangentSpeed()

evaluate

public abstract void evaluate(Manifold manifold,
 Transform xfA,
 Transform xfB)

flagForFiltering

public void flagForFiltering()

update

public void update(ContactListener listener)

mixFriction

public static final float mixFriction(float friction1,
 float friction2)

mixRestitution

public static final float mixRestitution(float restitution1,
 float restitution2)