de.gurkenlabs.litiengine.physics

Class PhysicsEngine

java.lang.Object

de.gurkenlabs.litiengine.physics.PhysicsEngine

All Implemented Interfaces:

IUpdateable, IPhysicsEngine

public final class PhysicsEngine
extends java.lang.Object
implements IPhysicsEngine

The Class PhysicsEngine.

Constructor Summary

Constructors

Constructor and Description
PhysicsEngine() Instantiates a new physics engine.

Method Summary

Modifier and Type	Method and Description
void	add(ICollisionEntity entity)
void	add(java.awt.geom.Rectangle2D staticCollisionBox)
void	clear()
boolean	collides(double x, double y)
boolean	collides(double x, double y, CollisionType collisionType)
boolean	collides(double x, double y, ICollisionEntity collisionEntity)
java.awt.geom.Point2D	collides(java.awt.geom.Line2D rayCast)
java.awt.geom.Point2D	collides(java.awt.geom.Line2D rayCast, CollisionType collisionType)
boolean	collides(java.awt.geom.Point2D point)
boolean	collides(java.awt.geom.Point2D point, CollisionType collisionType)
boolean	collides(java.awt.geom.Point2D point, ICollisionEntity collisionEntity)
boolean	collides(java.awt.geom.Rectangle2D rect)
boolean	collides(java.awt.geom.Rectangle2D rect, CollisionType collisionType) Checks whether the specified rectangle collides with anything.
java.util.List<ICollisionEntity>	collidesWithEntities(java.awt.geom.Rectangle2D rect)
java.util.List<java.awt.geom.Rectangle2D>	getAllCollisionBoxes()
java.awt.geom.Rectangle2D	getBounds()
java.util.List<ICollisionEntity>	getCollisionEntities()
java.util.List<java.awt.geom.Rectangle2D>	getStaticCollisionBoxes()
boolean	move(IMobileEntity entity, double angle, double delta) Moves the specified entity by the delta in the direction of the angle.
boolean	move(IMobileEntity entity, double x, double y, float delta)
boolean	move(IMobileEntity entity, float delta)
boolean	move(IMobileEntity entity, java.awt.geom.Point2D newPosition)
boolean	move(IMobileEntity entity, java.awt.geom.Point2D target, float delta)
void	remove(ICollisionEntity entity)
void	remove(java.awt.geom.Rectangle2D staticCollisionBox)
void	setBounds(java.awt.geom.Rectangle2D environmentBounds)
void	update() This method is called by the game loop on all objects that need to update their attributes.

Methods inherited from class java.lang.Object

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

Constructor Detail

PhysicsEngine

public PhysicsEngine()

Instantiates a new physics engine.

Method Detail

add

public void add(ICollisionEntity entity)

Specified by:

add in interface IPhysicsEngine

add

public void add(java.awt.geom.Rectangle2D staticCollisionBox)

Specified by:

add in interface IPhysicsEngine

clear

public void clear()

Specified by:

clear in interface IPhysicsEngine

collides

public boolean collides(double x,
                        double y)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(double x,
                        double y,
                        CollisionType collisionType)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(double x,
                        double y,
                        ICollisionEntity collisionEntity)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(java.awt.geom.Point2D point,
                        ICollisionEntity collisionEntity)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(java.awt.geom.Point2D point,
                        CollisionType collisionType)

Specified by:

collides in interface IPhysicsEngine

collides

public java.awt.geom.Point2D collides(java.awt.geom.Line2D rayCast,
                                      CollisionType collisionType)

Specified by:

collides in interface IPhysicsEngine

collides

public java.awt.geom.Point2D collides(java.awt.geom.Line2D rayCast)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(java.awt.geom.Point2D point)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(java.awt.geom.Rectangle2D rect)

Specified by:

collides in interface IPhysicsEngine

collides

public boolean collides(java.awt.geom.Rectangle2D rect,
                        CollisionType collisionType)

Description copied from interface: IPhysicsEngine

Checks whether the specified rectangle collides with anything.

Specified by:

collides in interface IPhysicsEngine

Parameters:

rect - The rectangle to check the collision for.

collisionType - use the following flags

• COLLTYPE_ENTITY
• COLLTYPE_STATIC
• COLLTYPE_ALL

Returns:

Returns true if the specified rectangle collides with any collision box of the specified type(s); otherwise false.

collidesWithEntities

public java.util.List<ICollisionEntity> collidesWithEntities(java.awt.geom.Rectangle2D rect)

Specified by:

collidesWithEntities in interface IPhysicsEngine

getAllCollisionBoxes

public java.util.List<java.awt.geom.Rectangle2D> getAllCollisionBoxes()

Specified by:

getAllCollisionBoxes in interface IPhysicsEngine

getCollisionEntities

public java.util.List<ICollisionEntity> getCollisionEntities()

Specified by:

getCollisionEntities in interface IPhysicsEngine

getStaticCollisionBoxes

public java.util.List<java.awt.geom.Rectangle2D> getStaticCollisionBoxes()

Specified by:

getStaticCollisionBoxes in interface IPhysicsEngine

getBounds

public java.awt.geom.Rectangle2D getBounds()

Specified by:

getBounds in interface IPhysicsEngine

move

public boolean move(IMobileEntity entity,
                    double angle,
                    double delta)

Description copied from interface: IPhysicsEngine

Moves the specified entity by the delta in the direction of the angle.

Specified by:

move in interface IPhysicsEngine

Parameters:

entity - the entity

angle - the angle

delta - the delta

Returns:

true, if successful, false if the physics engine detected a collision.

move

public boolean move(IMobileEntity entity,
                    double x,
                    double y,
                    float delta)

Specified by:

move in interface IPhysicsEngine

move

public boolean move(IMobileEntity entity,
                    float delta)

Specified by:

move in interface IPhysicsEngine

move

public boolean move(IMobileEntity entity,
                    java.awt.geom.Point2D newPosition)

Specified by:

move in interface IPhysicsEngine

move

public boolean move(IMobileEntity entity,
                    java.awt.geom.Point2D target,
                    float delta)

Specified by:

move in interface IPhysicsEngine

remove

public void remove(ICollisionEntity entity)

Specified by:

remove in interface IPhysicsEngine

remove

public void remove(java.awt.geom.Rectangle2D staticCollisionBox)

Specified by:

remove in interface IPhysicsEngine

setBounds

public void setBounds(java.awt.geom.Rectangle2D environmentBounds)

Specified by:

setBounds in interface IPhysicsEngine

update

public void update()

Description copied from interface: IUpdateable

This method is called by the game loop on all objects that need to update their attributes. It is called on every tick, means, it is called Game.GameLoop.TICKS_PER_SECOND times per second.

Specified by:

update in interface IUpdateable