Class FrictionJoint

java.lang.Object
org.jbox2d.dynamics.joints.Joint
org.jbox2d.dynamics.joints.FrictionJoint

public class FrictionJoint extends Joint
  • Field Details

    • m_localAnchorA

      private final Vec2 m_localAnchorA
    • m_localAnchorB

      private final Vec2 m_localAnchorB
    • m_linearImpulse

      private final Vec2 m_linearImpulse
    • m_angularImpulse

      private float m_angularImpulse
    • m_maxForce

      private float m_maxForce
    • m_maxTorque

      private float m_maxTorque
    • m_indexA

      private int m_indexA
    • m_indexB

      private int m_indexB
    • m_rA

      private final Vec2 m_rA
    • m_rB

      private final Vec2 m_rB
    • m_localCenterA

      private final Vec2 m_localCenterA
    • m_localCenterB

      private final Vec2 m_localCenterB
    • m_invMassA

      private float m_invMassA
    • m_invMassB

      private float m_invMassB
    • m_invIA

      private float m_invIA
    • m_invIB

      private float m_invIB
    • m_linearMass

      private final Mat22 m_linearMass
    • m_angularMass

      private float m_angularMass
  • Constructor Details

  • Method Details

    • getLocalAnchorA

      public Vec2 getLocalAnchorA()
    • getLocalAnchorB

      public Vec2 getLocalAnchorB()
    • 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
      Parameters:
      inv_dt -
    • 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
      Parameters:
      inv_dt -
      Returns:
    • setMaxForce

      public void setMaxForce(float force)
    • getMaxForce

      public float getMaxForce()
    • setMaxTorque

      public void setMaxTorque(float torque)
    • getMaxTorque

      public float getMaxTorque()
    • initVelocityConstraints

      public void initVelocityConstraints(SolverData data)
      Specified by:
      initVelocityConstraints in class Joint
      See Also:
      • invalid reference
        org.jbox2d.dynamics.joints.Joint#initVelocityConstraints(org.jbox2d.dynamics.TimeStep)
    • solveVelocityConstraints

      public void solveVelocityConstraints(SolverData data)
      Specified by:
      solveVelocityConstraints 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: