com.funzio.pure2D.physics.box2D

Class Box2DWorld

java.lang.Object

World

com.funzio.pure2D.physics.box2D.Box2DWorld

All Implemented Interfaces:

PhysicsWorld

public class Box2DWorld
extends World
implements PhysicsWorld

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	Box2DWorld.TestQueryCallback

Field Summary

Fields

Modifier and Type	Field and Description
static float	MAX_FRAME_TIME
protected float	mDt
protected Handler	mHandler
protected float	mPixelsPerMeter
protected boolean	mPlaying
protected int	mPositionIterations
protected int	mVelocityIterations
static int	TARGET_FPS
static java.lang.String	THREAD_NAME
static float	TIME_STEP
static int	TIME_STEP_MS

Constructor Summary

Constructors

Constructor and Description
Box2DWorld(Vec2 gravity, boolean doSleep)

Method Summary

Methods

Modifier and Type	Method and Description
Fixture	getFixtureAt(float x, float y)
Body	getGroundBody()
float	m2P(float meters)
float	p2M(float pixels)
void	post(java.lang.Runnable r)
protected void	render(float alpha)
void	setStepParams(float dt, int velocityIterations, int positionIterations)
void	start()
void	stop()
protected void	update() Handle fixed time-step

Methods inherited from class java.lang.Object

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

Field Detail

THREAD_NAME

public static final java.lang.String THREAD_NAME

See Also:

Constant Field Values

TARGET_FPS

public static final int TARGET_FPS

See Also:

Constant Field Values

MAX_FRAME_TIME

public static final float MAX_FRAME_TIME

See Also:

Constant Field Values

TIME_STEP

public static final float TIME_STEP

See Also:

Constant Field Values

TIME_STEP_MS

public static final int TIME_STEP_MS

See Also:

Constant Field Values

mDt

protected float mDt

mVelocityIterations

protected int mVelocityIterations

mPositionIterations

protected int mPositionIterations

mPlaying

protected boolean mPlaying

mPixelsPerMeter

protected float mPixelsPerMeter

mHandler

protected Handler mHandler

Constructor Detail

Box2DWorld

public Box2DWorld(Vec2 gravity,
          boolean doSleep)

Method Detail

start

public void start()

stop

public void stop()

setStepParams

public void setStepParams(float dt,
                 int velocityIterations,
                 int positionIterations)

update

protected void update()

Handle fixed time-step

render

protected void render(float alpha)

post

public void post(java.lang.Runnable r)

p2M

public float p2M(float pixels)

m2P

public float m2P(float meters)

getGroundBody

public Body getGroundBody()

getFixtureAt

public Fixture getFixtureAt(float x,
                   float y)