org.jbox2d.dynamics.joints
Class ConstantVolumeJoint

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

public class ConstantVolumeJoint
extends Joint


Field Summary
 Body[] bodies
           
 float dampingRatio
           
 float frequencyHz
           
 float targetVolume
           
 
Fields inherited from class org.jbox2d.dynamics.joints.Joint
m_bodyA, m_bodyB, m_collideConnected, m_edgeA, m_edgeB, m_index, m_islandFlag, m_next, m_prev, m_type, m_userData, pool
 
Constructor Summary
ConstantVolumeJoint(World argWorld, ConstantVolumeJointDef def)
           
 
Method Summary
 boolean constrainEdges(TimeStep step)
          Apply the position correction to the particles.
 void destructor()
          Override to handle destruction of joint
 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.
 Body[] getBodies()
           
 DistanceJoint[] getJoints()
           
 void getReactionForce(float inv_dt, Vec2 argOut)
          get the reaction force on body2 at the joint anchor in Newtons.
 float getReactionTorque(float inv_dt)
          get the reaction torque on body2 in N*m.
 void inflate(float factor)
           
 void initVelocityConstraints(SolverData data)
           
 boolean solvePositionConstraints(SolverData data)
          This returns true if the position errors are within tolerance.
 void solveVelocityConstraints(SolverData data)
           
 
Methods inherited from class org.jbox2d.dynamics.joints.Joint
create, destroy, getBodyA, getBodyB, getCollideConnected, getNext, getType, getUserData, IsActive, setUserData
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

bodies

public final Body[] bodies

targetVolume

public float targetVolume

frequencyHz

public final float frequencyHz

dampingRatio

public final float dampingRatio
Constructor Detail

ConstantVolumeJoint

public ConstantVolumeJoint(World argWorld,
                           ConstantVolumeJointDef def)
Method Detail

getBodies

public Body[] getBodies()

getJoints

public DistanceJoint[] getJoints()

inflate

public void inflate(float factor)

destructor

public void destructor()
Description copied from class: Joint
Override to handle destruction of joint

Overrides:
destructor in class Joint

constrainEdges

public boolean constrainEdges(TimeStep step)
Apply the position correction to the particles.

Parameters:
step -

initVelocityConstraints

public void initVelocityConstraints(SolverData data)
Specified by:
initVelocityConstraints in class Joint

solvePositionConstraints

public boolean solvePositionConstraints(SolverData data)
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(SolverData data)
Specified by:
solveVelocityConstraints in class Joint

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 inv_dt,
                             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 inv_dt)
Description copied from class: Joint
get the reaction torque on body2 in N*m.

Specified by:
getReactionTorque in class Joint
Returns:


Copyright © 2012. All Rights Reserved.