#include <b2MotorJoint.h>

Inheritance diagram for b2MotorJoint:

Public Member Functions
void	Dump ()
	Dump to b2Log. More...

b2Vec2	GetAnchorA () const
	Get the anchor point on bodyA in world coordinates. More...

b2Vec2	GetAnchorB () const
	Get the anchor point on bodyB in world coordinates. More...

float32	GetAngularOffset () const

float32	GetCorrectionFactor () const
	Get the position correction factor in the range [0,1]. More...

const b2Vec2 &	GetLinearOffset () const

float32	GetMaxForce () const
	Get the maximum friction force in N. More...

float32	GetMaxTorque () const
	Get the maximum friction torque in N*m. More...

b2Vec2	GetReactionForce (float32 inv_dt) const
	Get the reaction force on bodyB at the joint anchor in Newtons. More...

float32	GetReactionTorque (float32 inv_dt) const
	Get the reaction torque on bodyB in N*m. More...

void	SetAngularOffset (float32 angularOffset)
	Set/get the target angular offset, in radians. More...

void	SetCorrectionFactor (float32 factor)
	Set the position correction factor in the range [0,1]. More...

void	SetLinearOffset (const b2Vec2 &linearOffset)
	Set/get the target linear offset, in frame A, in meters. More...

void	SetMaxForce (float32 force)
	Set the maximum friction force in N. More...

void	SetMaxTorque (float32 torque)
	Set the maximum friction torque in N*m. More...

Public Member Functions inherited from b2Joint
b2Body *	GetBodyA ()
	Get the first body attached to this joint. More...

b2Body *	GetBodyB ()
	Get the second body attached to this joint. More...

bool	GetCollideConnected () const

b2Joint *	GetNext ()
	Get the next joint the world joint list. More...

const b2Joint *	GetNext () const

b2JointType	GetType () const
	Get the type of the concrete joint. More...

void *	GetUserData () const
	Get the user data pointer. More...

bool	IsActive () const
	Short-cut function to determine if either body is inactive. More...

void	SetUserData (void *data)
	Set the user data pointer. More...

virtual void	ShiftOrigin (const b2Vec2 &newOrigin)
	Shift the origin for any points stored in world coordinates. More...

Protected Member Functions
	b2MotorJoint (const b2MotorJointDef *def)

void	InitVelocityConstraints (const b2SolverData &data)

bool	SolvePositionConstraints (const b2SolverData &data)

void	SolveVelocityConstraints (const b2SolverData &data)

Protected Member Functions inherited from b2Joint
	b2Joint (const b2JointDef *def)

virtual	~b2Joint ()

Protected Attributes
float32	m_angularError

float32	m_angularImpulse

float32	m_angularMass

float32	m_angularOffset

float32	m_correctionFactor

int32	m_indexA

int32	m_indexB

float32	m_invIA

float32	m_invIB

float32	m_invMassA

float32	m_invMassB

b2Vec2	m_linearError

b2Vec2	m_linearImpulse

b2Mat22	m_linearMass

b2Vec2	m_linearOffset

b2Vec2	m_localCenterA

b2Vec2	m_localCenterB

float32	m_maxForce

float32	m_maxTorque

b2Vec2	m_rA

b2Vec2	m_rB

Protected Attributes inherited from b2Joint
b2Body *	m_bodyA

b2Body *	m_bodyB

bool	m_collideConnected

b2JointEdge	m_edgeA

b2JointEdge	m_edgeB

int32	m_index

bool	m_islandFlag

b2Joint *	m_next

b2Joint *	m_prev

b2JointType	m_type

void *	m_userData

Friends
class	b2Joint

Additional Inherited Members
Static Protected Member Functions inherited from b2Joint
static b2Joint *	Create (const b2JointDef def, b2BlockAllocator allocator)

static void	Destroy (b2Joint joint, b2BlockAllocator allocator)

Detailed Description

A motor joint is used to control the relative motion between two bodies. A typical usage is to control the movement of a dynamic body with respect to the ground.

Definition at line 59 of file b2MotorJoint.h.

Constructor & Destructor Documentation

b2MotorJoint::b2MotorJoint ( const b2MotorJointDef * def )

protected

Definition at line 47 of file b2MotorJoint.cpp.

Member Function Documentation

void b2MotorJoint::Dump ( )

virtual

Dump to b2Log.

Reimplemented from b2Joint.

Definition at line 289 of file b2MotorJoint.cpp.

b2Vec2 b2MotorJoint::GetAnchorA ( ) const

virtual

Get the anchor point on bodyA in world coordinates.

Implements b2Joint.

Definition at line 206 of file b2MotorJoint.cpp.

b2Vec2 b2MotorJoint::GetAnchorB ( ) const

virtual

Get the anchor point on bodyB in world coordinates.

Implements b2Joint.

Definition at line 211 of file b2MotorJoint.cpp.

float32 b2MotorJoint::GetAngularOffset ( ) const

Definition at line 284 of file b2MotorJoint.cpp.

float32 b2MotorJoint::GetCorrectionFactor ( ) const

Get the position correction factor in the range [0,1].

Definition at line 254 of file b2MotorJoint.cpp.

const b2Vec2 & b2MotorJoint::GetLinearOffset ( ) const

Definition at line 269 of file b2MotorJoint.cpp.

float32 b2MotorJoint::GetMaxForce ( ) const

Get the maximum friction force in N.

Definition at line 232 of file b2MotorJoint.cpp.

float32 b2MotorJoint::GetMaxTorque ( ) const

Get the maximum friction torque in N*m.

Definition at line 243 of file b2MotorJoint.cpp.

b2Vec2 b2MotorJoint::GetReactionForce ( float32 inv_dt ) const

virtual

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

Implements b2Joint.

Definition at line 216 of file b2MotorJoint.cpp.

float32 b2MotorJoint::GetReactionTorque ( float32 inv_dt ) const

virtual

Get the reaction torque on bodyB in N*m.

Implements b2Joint.

Definition at line 221 of file b2MotorJoint.cpp.

void b2MotorJoint::InitVelocityConstraints ( const b2SolverData & data )

protectedvirtual

Implements b2Joint.

Definition at line 61 of file b2MotorJoint.cpp.

void b2MotorJoint::SetAngularOffset ( float32 angularOffset )

Set/get the target angular offset, in radians.

Definition at line 274 of file b2MotorJoint.cpp.

void b2MotorJoint::SetCorrectionFactor ( float32 factor )

Set the position correction factor in the range [0,1].

Definition at line 248 of file b2MotorJoint.cpp.

void b2MotorJoint::SetLinearOffset ( const b2Vec2 & linearOffset )

Set/get the target linear offset, in frame A, in meters.

Definition at line 259 of file b2MotorJoint.cpp.

void b2MotorJoint::SetMaxForce ( float32 force )

Set the maximum friction force in N.

Definition at line 226 of file b2MotorJoint.cpp.

void b2MotorJoint::SetMaxTorque ( float32 torque )

Set the maximum friction torque in N*m.

Definition at line 237 of file b2MotorJoint.cpp.

bool b2MotorJoint::SolvePositionConstraints ( const b2SolverData & data )

protectedvirtual

Implements b2Joint.

Definition at line 199 of file b2MotorJoint.cpp.

void b2MotorJoint::SolveVelocityConstraints ( const b2SolverData & data )

protectedvirtual

Implements b2Joint.

Definition at line 141 of file b2MotorJoint.cpp.

Friends And Related Function Documentation

friend class b2Joint

friend

Definition at line 99 of file b2MotorJoint.h.

Member Data Documentation

float32 b2MotorJoint::m_angularError

protected

Definition at line 124 of file b2MotorJoint.h.

float32 b2MotorJoint::m_angularImpulse

protected

Definition at line 111 of file b2MotorJoint.h.

float32 b2MotorJoint::m_angularMass

protected

Definition at line 130 of file b2MotorJoint.h.

float32 b2MotorJoint::m_angularOffset

protected

Definition at line 109 of file b2MotorJoint.h.

float32 b2MotorJoint::m_correctionFactor

protected

Definition at line 114 of file b2MotorJoint.h.

int32 b2MotorJoint::m_indexA

protected

Definition at line 117 of file b2MotorJoint.h.

int32 b2MotorJoint::m_indexB

protected

Definition at line 118 of file b2MotorJoint.h.

float32 b2MotorJoint::m_invIA

protected

Definition at line 127 of file b2MotorJoint.h.

float32 b2MotorJoint::m_invIB

protected

Definition at line 128 of file b2MotorJoint.h.

float32 b2MotorJoint::m_invMassA

protected

Definition at line 125 of file b2MotorJoint.h.

float32 b2MotorJoint::m_invMassB

protected

Definition at line 126 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_linearError

protected

Definition at line 123 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_linearImpulse

protected

Definition at line 110 of file b2MotorJoint.h.

b2Mat22 b2MotorJoint::m_linearMass

protected

Definition at line 129 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_linearOffset

protected

Definition at line 108 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_localCenterA

protected

Definition at line 121 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_localCenterB

protected

Definition at line 122 of file b2MotorJoint.h.

float32 b2MotorJoint::m_maxForce

protected

Definition at line 112 of file b2MotorJoint.h.

float32 b2MotorJoint::m_maxTorque

protected

Definition at line 113 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_rA

protected

Definition at line 119 of file b2MotorJoint.h.

b2Vec2 b2MotorJoint::m_rB

protected

Definition at line 120 of file b2MotorJoint.h.

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

Public Member Functions

Protected Member Functions

Protected Attributes

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation