19 #ifndef B2_MOUSE_JOINT_H 20 #define B2_MOUSE_JOINT_H 22 #include <Box2D/Dynamics/Joints/b2Joint.h> 71 b2Vec2 GetReactionForce(float32 inv_dt)
const;
74 float32 GetReactionTorque(float32 inv_dt)
const;
78 const b2Vec2& GetTarget()
const;
81 void SetMaxForce(float32 force);
82 float32 GetMaxForce()
const;
85 void SetFrequency(float32 hz);
86 float32 GetFrequency()
const;
89 void SetDampingRatio(float32 ratio);
90 float32 GetDampingRatio()
const;
93 void Dump() {
b2Log(
"Mouse joint dumping is not supported.\n"); }
96 void ShiftOrigin(
const b2Vec2& newOrigin);
104 void SolveVelocityConstraints(
const b2SolverData& data);
105 bool SolvePositionConstraints(
const b2SolverData& data);
109 float32 m_frequencyHz;
110 float32 m_dampingRatio;
void b2Log(const char *string,...)
Logging function.
Definition: b2Settings.cpp:38
float32 maxForce
Definition: b2MouseJoint.h:44
float32 dampingRatio
The damping ratio. 0 = no damping, 1 = critical damping.
Definition: b2MouseJoint.h:50
b2Vec2 target
Definition: b2MouseJoint.h:39
Definition: b2Joint.h:103
void Dump()
The mouse joint does not support dumping.
Definition: b2MouseJoint.h:93
Definition: b2MouseJoint.h:60
void Set(float32 x_, float32 y_)
Set this vector to some specified coordinates.
Definition: b2Math.h:65
b2JointType type
The joint type is set automatically for concrete joint types.
Definition: b2Joint.h:86
Solver Data.
Definition: b2TimeStep.h:63
A 2-by-2 matrix. Stored in column-major order.
Definition: b2Math.h:183
Joint definitions are used to construct joints.
Definition: b2Joint.h:74
float32 frequencyHz
The response speed.
Definition: b2MouseJoint.h:47
Definition: b2MouseJoint.h:26
A 2D column vector.
Definition: b2Math.h:53