Package net.dermetfan.gdx.physics.box2d

Class RotationController.P

java.lang.Object

net.dermetfan.gdx.physics.box2d.RotationController

net.dermetfan.gdx.physics.box2d.RotationController.P

Enclosing class:

RotationController

public static class RotationController.P
extends RotationController

the proportional control loop component

Since:

0.11.1

Nested Class Summary

Nested classes/interfaces inherited from class net.dermetfan.gdx.physics.box2d.RotationController

RotationController.D, RotationController.P, RotationController.PD

Field Summary

Fields inherited from class net.dermetfan.gdx.physics.box2d.RotationController

defaultUserDataAccessor

Constructor Summary

Constructors

Constructor	Description
P(Number gain, com.badlogic.gdx.math.Vector2 target)
P(Number gain, Number angle)
P(Number gain, Number angle, com.badlogic.gdx.math.Vector2 target)

Method Summary

Modifier and Type	Method	Description
static float	calculateTargetAngle(com.badlogic.gdx.physics.box2d.Body body, com.badlogic.gdx.math.Vector2 target)
static float	calculateTorque(float gain, float rotation, float target)
float	calculateTorque(com.badlogic.gdx.physics.box2d.Body body)
Number	getAngle()
Number	getGain()
com.badlogic.gdx.math.Vector2	getTarget()
void	setAngle(Number angle)
void	setGain(Number gain)
void	setTarget(com.badlogic.gdx.math.Vector2 target)

Methods inherited from class net.dermetfan.gdx.physics.box2d.RotationController

applyTorque, applyTorque, getUserDataAccessor, setUserDataAccessor

Methods inherited from class java.lang.Object

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

Constructor Details

P

public P(Number gain,
 Number angle)

Parameters:

gain - the gain

angle - the angle

P

public P(Number gain,
 com.badlogic.gdx.math.Vector2 target)

Parameters:

gain - the gain

target - the target

P

public P(Number gain,
 Number angle,
 com.badlogic.gdx.math.Vector2 target)

Parameters:

gain - the gain

angle - the angle

target - the target

Method Details

calculateTorque

public static float calculateTorque(float gain,
 float rotation,
 float target)

Parameters:

gain - the gain

rotation - the current rotation

target - the setpoint

Returns:

gain * error normalized between -pi and pi

calculateTargetAngle

public static float calculateTargetAngle(com.badlogic.gdx.physics.box2d.Body body,
 com.badlogic.gdx.math.Vector2 target)

Parameters:

body - the Body to rotate

target - The point to rotate towards. May be null in which case zero is returned.

Returns:

the angle to rotate towards

calculateTorque

public float calculateTorque(com.badlogic.gdx.physics.box2d.Body body)

Specified by:

calculateTorque in class RotationController

Returns:

the torque to apply

getGain

public Number getGain()

Returns:

the gain

setGain

public void setGain(Number gain)

Parameters:

gain - the gain to set

getAngle

public Number getAngle()

Returns:

the angle

setAngle

public void setAngle(Number angle)

Parameters:

angle - the angle to set

getTarget

public com.badlogic.gdx.math.Vector2 getTarget()

Returns:

the target

setTarget

public void setTarget(com.badlogic.gdx.math.Vector2 target)

Parameters:

target - the target to set