23#ifndef B2_MOUSE_JOINT_H 
   24#define B2_MOUSE_JOINT_H 
   36        target.Set(0.0f, 0.0f);
 
 
   83    const b2Vec2& GetTarget() 
const;
 
   87    float GetMaxForce() 
const;
 
   91    float GetStiffness()
 const { 
return m_stiffness; }
 
   95    float GetDamping()
 const { 
return m_damping; }
 
   98    void Dump()
 override { 
b2Log(
"Mouse joint dumping is not supported.\n"); }
 
  108    void InitVelocityConstraints(
const b2SolverData& data) 
override;
 
  109    void SolveVelocityConstraints(
const b2SolverData& data) 
override;
 
  110    bool SolvePositionConstraints(
const b2SolverData& data) 
override;
 
 
void b2Log(const char *string,...)
Implement this to use your own logging.
Definition b2_settings.h:115
Definition b2_joint.h:111
Definition b2_mouse_joint.h:66
void SetDamping(float damping)
Set/get linear damping in N*s/m.
Definition b2_mouse_joint.h:94
b2Vec2 GetAnchorA() const override
Implements b2Joint.
float GetReactionTorque(float inv_dt) const override
Implements b2Joint.
b2Vec2 GetReactionForce(float inv_dt) const override
Implements b2Joint.
void SetTarget(const b2Vec2 &target)
Use this to update the target point.
void ShiftOrigin(const b2Vec2 &newOrigin) override
Implement b2Joint::ShiftOrigin.
void SetMaxForce(float force)
Set/get the maximum force in Newtons.
void SetStiffness(float stiffness)
Set/get the linear stiffness in N/m.
Definition b2_mouse_joint.h:90
b2Vec2 GetAnchorB() const override
Implements b2Joint.
void Dump() override
The mouse joint does not support dumping.
Definition b2_mouse_joint.h:98
Joint definitions are used to construct joints.
Definition b2_joint.h:73
A 2-by-2 matrix. Stored in column-major order.
Definition b2_math.h:172
Definition b2_mouse_joint.h:32
float damping
The linear damping in N*s/m.
Definition b2_mouse_joint.h:55
float maxForce
Definition b2_mouse_joint.h:49
b2Vec2 target
Definition b2_mouse_joint.h:44
float stiffness
The linear stiffness in N/m.
Definition b2_mouse_joint.h:52
Solver Data.
Definition b2_time_step.h:68
A 2D column vector.
Definition b2_math.h:42