org.mini2Dx.ecs.system

Class Box2DSystem<T extends Entity>

java.lang.Object

org.mini2Dx.ecs.system.System<T>

org.mini2Dx.ecs.system.GameSystem<T>

org.mini2Dx.ecs.system.Box2DSystem<T>

public abstract class Box2DSystem<T extends Entity>
extends GameSystem<T>

Wrap Box2D into an implementation of System

Field Summary

Fields inherited from class org.mini2Dx.ecs.system.System

entities, isDebugging

Constructor Summary

Constructors

Constructor and Description
Box2DSystem(com.badlogic.gdx.physics.box2d.World world, int velocityIterations, int positionIterations) Constructor

Method Summary

Modifier and Type	Method and Description
com.badlogic.gdx.physics.box2d.World	getWorld()
void	interpolate(Entity entity, GameContainer gc, float alpha)
void	interpolate(GameContainer gc, float alpha) Interpolate the System
void	removeEntity(T entity) Removes an Entity from the System
abstract void	render(Entity entity, com.badlogic.gdx.physics.box2d.Body body, float renderX, float renderY, GameContainer gc, Graphics g) Render a Box2D Body associated with an Entity
void	render(Entity entity, GameContainer gc, Graphics g)
void	render(GameContainer gc, Graphics g) Render the System
void	update(Entity entity, GameContainer gc, float delta)
void	update(GameContainer gc, float delta) Update the System

Methods inherited from class org.mini2Dx.ecs.system.GameSystem

initialise, update

Methods inherited from class org.mini2Dx.ecs.system.System

addEntity, getEntity, isDebugging, setDebugging

Methods inherited from class java.lang.Object

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

Constructor Detail

Box2DSystem

public Box2DSystem(com.badlogic.gdx.physics.box2d.World world,
                   int velocityIterations,
                   int positionIterations)

Constructor

Parameters:

world - The Box2D World instance

velocityIterations -

positionIterations -

Method Detail

update

public void update(GameContainer gc,
                   float delta)

Description copied from class: GameSystem

Update the System

Specified by:

update in class GameSystem<T extends Entity>

Parameters:

gc - The GameContainer calling update

delta - The time in seconds since the last update

interpolate

public void interpolate(GameContainer gc,
                        float alpha)

Description copied from class: GameSystem

Interpolate the System

Specified by:

interpolate in class GameSystem<T extends Entity>

Parameters:

gc - The GameContainer calling interpolate

alpha - The alpha value to use during interpolation

render

public void render(GameContainer gc,
                   Graphics g)

Description copied from class: GameSystem

Render the System

Specified by:

render in class GameSystem<T extends Entity>

Parameters:

gc - The GameContainer calling render

g - The Graphics instance

update

public void update(Entity entity,
                   GameContainer gc,
                   float delta)

interpolate

public void interpolate(Entity entity,
                        GameContainer gc,
                        float alpha)

render

public void render(Entity entity,
                   GameContainer gc,
                   Graphics g)

render

public abstract void render(Entity entity,
                            com.badlogic.gdx.physics.box2d.Body body,
                            float renderX,
                            float renderY,
                            GameContainer gc,
                            Graphics g)

Render a Box2D Body associated with an Entity

Parameters:

entity - The Entity the Body belongs to

body - The Body to be rendered

renderX - The x coordinate to render at

renderY - The y coordinate to render at

gc - The GameContainer calling render

g - The current Graphics context

removeEntity

public void removeEntity(T entity)

Description copied from class: System

Removes an Entity from the System

Overrides:

removeEntity in class System<T extends Entity>

Parameters:

entity - The Entity to be removed

getWorld

public com.badlogic.gdx.physics.box2d.World getWorld()