22 #include <Box2D/Common/b2Math.h>    78         type = e_unknownJoint;
    82         collideConnected = 
false;
   108     b2JointType GetType() 
const;
   117     virtual b2Vec2 GetAnchorA() 
const = 0;
   120     virtual b2Vec2 GetAnchorB() 
const = 0;
   123     virtual b2Vec2 GetReactionForce(float32 inv_dt) 
const = 0;
   126     virtual float32 GetReactionTorque(float32 inv_dt) 
const = 0;
   130     const b2Joint* GetNext() 
const;
   133     void* GetUserData() 
const;
   136     void SetUserData(
void* data);
   139     bool IsActive() 
const;
   144     bool GetCollideConnected() 
const;
   147     virtual void Dump() { 
b2Log(
"// Dump is not supported for this joint type.\n"); }
   164     virtual void InitVelocityConstraints(
const b2SolverData& data) = 0;
   165     virtual void SolveVelocityConstraints(
const b2SolverData& data) = 0;
   168     virtual bool SolvePositionConstraints(
const b2SolverData& data) = 0;
   181     bool m_collideConnected;
   223     return m_collideConnected;
 b2Joint * joint
the joint 
Definition: b2Joint.h:68
b2Body * bodyA
The first attached body. 
Definition: b2Joint.h:92
void SetUserData(void *data)
Set the user data pointer. 
Definition: b2Joint.h:216
void b2Log(const char *string,...)
Logging function. 
Definition: b2Settings.cpp:38
b2Body * other
provides quick access to the other body attached. 
Definition: b2Joint.h:67
b2Body * GetBodyA()
Get the first body attached to this joint. 
Definition: b2Joint.h:191
b2Body * bodyB
The second attached body. 
Definition: b2Joint.h:95
void * userData
Use this to attach application specific data to your joints. 
Definition: b2Joint.h:89
virtual void ShiftOrigin(const b2Vec2 &newOrigin)
Shift the origin for any points stored in world coordinates. 
Definition: b2Joint.h:150
void * GetUserData() const 
Get the user data pointer. 
Definition: b2Joint.h:211
Definition: b2BlockAllocator.h:35
Definition: b2Joint.h:103
bool GetCollideConnected() const 
Definition: b2Joint.h:221
Definition: b2GearJoint.h:56
b2JointType GetType() const 
Get the type of the concrete joint. 
Definition: b2Joint.h:186
b2JointType type
The joint type is set automatically for concrete joint types. 
Definition: b2Joint.h:86
bool collideConnected
Set this flag to true if the attached bodies should collide. 
Definition: b2Joint.h:98
Solver Data. 
Definition: b2TimeStep.h:63
Joint definitions are used to construct joints. 
Definition: b2Joint.h:74
A rigid body. These are created via b2World::CreateBody. 
Definition: b2Body.h:126
This is an internal class. 
Definition: b2Island.h:34
b2Body * GetBodyB()
Get the second body attached to this joint. 
Definition: b2Joint.h:196
virtual void Dump()
Dump this joint to the log file. 
Definition: b2Joint.h:147
b2JointEdge * prev
the previous joint edge in the body's joint list 
Definition: b2Joint.h:69
A 2D column vector. 
Definition: b2Math.h:53
b2JointEdge * next
the next joint edge in the body's joint list 
Definition: b2Joint.h:70
b2Joint * GetNext()
Get the next joint the world joint list. 
Definition: b2Joint.h:201