org.jbox2d.dynamics.joints
Class MouseJoint

java.lang.Object
  extended by org.jbox2d.dynamics.joints.Joint
      extended by org.jbox2d.dynamics.joints.MouseJoint

public class MouseJoint
extends Joint


Field Summary
 
Fields inherited from class org.jbox2d.dynamics.joints.Joint
m_bodyA, m_bodyB, m_collideConnected, m_edgeA, m_edgeB, m_islandFlag, m_next, m_prev, m_type, m_userData, pool
 
Constructor Summary
protected MouseJoint(IWorldPool argWorld, MouseJointDef def)
           
 
Method Summary
 void getAnchorA(Vec2 argOut)
          get the anchor point on bodyA in world coordinates.
 void getAnchorB(Vec2 argOut)
          get the anchor point on bodyB in world coordinates.
 float getDampingRatio()
           
 float getFrequency()
           
 float getMaxForce()
           
 void getReactionForce(float invDt, Vec2 argOut)
          get the reaction force on body2 at the joint anchor in Newtons.
 float getReactionTorque(float invDt)
          get the reaction torque on body2 in N*m.
 Vec2 getTarget()
           
 void initVelocityConstraints(TimeStep step)
           
 void setDampingRatio(float ratio)
           
 void setFrequency(float hz)
           
 void setMaxForce(float force)
           
 void setTarget(Vec2 target)
           
 boolean solvePositionConstraints(float baumgarte)
          This returns true if the position errors are within tolerance.
 void solveVelocityConstraints(TimeStep step)
           
 
Methods inherited from class org.jbox2d.dynamics.joints.Joint
create, destroy, destructor, getBodyA, getBodyB, getNext, getType, getUserData, IsActive, setUserData
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MouseJoint

protected MouseJoint(IWorldPool argWorld,
                     MouseJointDef def)
Method Detail

getAnchorA

public void getAnchorA(Vec2 argOut)
Description copied from class: Joint
get the anchor point on bodyA in world coordinates.

Specified by:
getAnchorA in class Joint

getAnchorB

public void getAnchorB(Vec2 argOut)
Description copied from class: Joint
get the anchor point on bodyB in world coordinates.

Specified by:
getAnchorB in class Joint

getReactionForce

public void getReactionForce(float invDt,
                             Vec2 argOut)
Description copied from class: Joint
get the reaction force on body2 at the joint anchor in Newtons.

Specified by:
getReactionForce in class Joint

getReactionTorque

public float getReactionTorque(float invDt)
Description copied from class: Joint
get the reaction torque on body2 in N*m.

Specified by:
getReactionTorque in class Joint
Returns:

setTarget

public void setTarget(Vec2 target)

getTarget

public Vec2 getTarget()

setMaxForce

public void setMaxForce(float force)

getMaxForce

public float getMaxForce()

setFrequency

public void setFrequency(float hz)

getFrequency

public float getFrequency()

setDampingRatio

public void setDampingRatio(float ratio)

getDampingRatio

public float getDampingRatio()

initVelocityConstraints

public void initVelocityConstraints(TimeStep step)
Specified by:
initVelocityConstraints in class Joint

solvePositionConstraints

public boolean solvePositionConstraints(float baumgarte)
Description copied from class: Joint
This returns true if the position errors are within tolerance.

Specified by:
solvePositionConstraints in class Joint
Returns:

solveVelocityConstraints

public void solveVelocityConstraints(TimeStep step)
Specified by:
solveVelocityConstraints in class Joint


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