Public Member Functions | Protected Member Functions | Protected Attributes | Friends
b2FrictionJoint Class Reference

#include <b2FrictionJoint.h>

Inheritance diagram for b2FrictionJoint:
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List of all members.

Public Member Functions

void Dump ()
 Dump joint to dmLog.
b2Vec2 GetAnchorA () const
 Get the anchor point on bodyA in world coordinates.
b2Vec2 GetAnchorB () const
 Get the anchor point on bodyB in world coordinates.
const b2Vec2GetLocalAnchorA () const
 The local anchor point relative to bodyA's origin.
const b2Vec2GetLocalAnchorB () const
 The local anchor point relative to bodyB's origin.
float32 GetMaxForce () const
 Get the maximum friction force in N.
float32 GetMaxTorque () const
 Get the maximum friction torque in N*m.
b2Vec2 GetReactionForce (float32 inv_dt) const
 Get the reaction force on bodyB at the joint anchor in Newtons.
float32 GetReactionTorque (float32 inv_dt) const
 Get the reaction torque on bodyB in N*m.
void SetMaxForce (float32 force)
 Set the maximum friction force in N.
void SetMaxTorque (float32 torque)
 Set the maximum friction torque in N*m.

Protected Member Functions

 b2FrictionJoint (const b2FrictionJointDef *def)
void InitVelocityConstraints (const b2SolverData &data)
bool SolvePositionConstraints (const b2SolverData &data)
void SolveVelocityConstraints (const b2SolverData &data)

Protected Attributes

float32 m_angularImpulse
float32 m_angularMass
int32 m_indexA
int32 m_indexB
float32 m_invIA
float32 m_invIB
float32 m_invMassA
float32 m_invMassB
b2Vec2 m_linearImpulse
b2Mat22 m_linearMass
b2Vec2 m_localAnchorA
b2Vec2 m_localAnchorB
b2Vec2 m_localCenterA
b2Vec2 m_localCenterB
float32 m_maxForce
float32 m_maxTorque
b2Vec2 m_rA
b2Vec2 m_rB

Friends

class b2Joint

Detailed Description

Friction joint. This is used for top-down friction. It provides 2D translational friction and angular friction.

Definition at line 55 of file b2FrictionJoint.h.


Constructor & Destructor Documentation

Definition at line 43 of file b2FrictionJoint.cpp.


Member Function Documentation

void b2FrictionJoint::Dump ( ) [virtual]

Dump joint to dmLog.

Reimplemented from b2Joint.

Definition at line 237 of file b2FrictionJoint.cpp.

b2Vec2 b2FrictionJoint::GetAnchorA ( ) const [virtual]

Get the anchor point on bodyA in world coordinates.

Implements b2Joint.

Definition at line 195 of file b2FrictionJoint.cpp.

b2Vec2 b2FrictionJoint::GetAnchorB ( ) const [virtual]

Get the anchor point on bodyB in world coordinates.

Implements b2Joint.

Definition at line 200 of file b2FrictionJoint.cpp.

const b2Vec2& b2FrictionJoint::GetLocalAnchorA ( ) const [inline]

The local anchor point relative to bodyA's origin.

Definition at line 65 of file b2FrictionJoint.h.

const b2Vec2& b2FrictionJoint::GetLocalAnchorB ( ) const [inline]

The local anchor point relative to bodyB's origin.

Definition at line 68 of file b2FrictionJoint.h.

Get the maximum friction force in N.

Definition at line 221 of file b2FrictionJoint.cpp.

Get the maximum friction torque in N*m.

Definition at line 232 of file b2FrictionJoint.cpp.

b2Vec2 b2FrictionJoint::GetReactionForce ( float32  inv_dt) const [virtual]

Get the reaction force on bodyB at the joint anchor in Newtons.

Implements b2Joint.

Definition at line 205 of file b2FrictionJoint.cpp.

float32 b2FrictionJoint::GetReactionTorque ( float32  inv_dt) const [virtual]

Get the reaction torque on bodyB in N*m.

Implements b2Joint.

Definition at line 210 of file b2FrictionJoint.cpp.

void b2FrictionJoint::InitVelocityConstraints ( const b2SolverData data) [protected, virtual]

Implements b2Joint.

Definition at line 56 of file b2FrictionJoint.cpp.

Set the maximum friction force in N.

Definition at line 215 of file b2FrictionJoint.cpp.

Set the maximum friction torque in N*m.

Definition at line 226 of file b2FrictionJoint.cpp.

bool b2FrictionJoint::SolvePositionConstraints ( const b2SolverData data) [protected, virtual]

Implements b2Joint.

Definition at line 188 of file b2FrictionJoint.cpp.

void b2FrictionJoint::SolveVelocityConstraints ( const b2SolverData data) [protected, virtual]

Implements b2Joint.

Definition at line 131 of file b2FrictionJoint.cpp.


Friends And Related Function Documentation

friend class b2Joint [friend]

Definition at line 87 of file b2FrictionJoint.h.


Member Data Documentation

Definition at line 100 of file b2FrictionJoint.h.

Definition at line 116 of file b2FrictionJoint.h.

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Definition at line 106 of file b2FrictionJoint.h.

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Definition at line 99 of file b2FrictionJoint.h.

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Definition at line 108 of file b2FrictionJoint.h.


The documentation for this class was generated from the following files:


mvsim
Author(s):
autogenerated on Thu Jun 6 2019 22:08:35