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| b2Vec2 | GetAnchorA () const override |
| | Get the anchor point on bodyA in world coordinates.
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| b2Vec2 | GetAnchorB () const override |
| | Get the anchor point on bodyB in world coordinates.
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| b2Vec2 | GetReactionForce (float inv_dt) const override |
| | Get the reaction force on bodyB at the joint anchor in Newtons.
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| float | GetReactionTorque (float inv_dt) const override |
| | Get the reaction torque on bodyB in N*m.
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const b2Vec2 & | GetLocalAnchorA () const |
| | The local anchor point relative to bodyA's origin.
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const b2Vec2 & | GetLocalAnchorB () const |
| | The local anchor point relative to bodyB's origin.
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const b2Vec2 & | GetLocalAxisA () const |
| | The local joint axis relative to bodyA.
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float | GetReferenceAngle () const |
| | Get the reference angle.
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float | GetJointTranslation () const |
| | Get the current joint translation, usually in meters.
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float | GetJointSpeed () const |
| | Get the current joint translation speed, usually in meters per second.
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bool | IsLimitEnabled () const |
| | Is the joint limit enabled?
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void | EnableLimit (bool flag) |
| | Enable/disable the joint limit.
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float | GetLowerLimit () const |
| | Get the lower joint limit, usually in meters.
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float | GetUpperLimit () const |
| | Get the upper joint limit, usually in meters.
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void | SetLimits (float lower, float upper) |
| | Set the joint limits, usually in meters.
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bool | IsMotorEnabled () const |
| | Is the joint motor enabled?
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void | EnableMotor (bool flag) |
| | Enable/disable the joint motor.
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void | SetMotorSpeed (float speed) |
| | Set the motor speed, usually in meters per second.
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float | GetMotorSpeed () const |
| | Get the motor speed, usually in meters per second.
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void | SetMaxMotorForce (float force) |
| | Set the maximum motor force, usually in N.
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float | GetMaxMotorForce () const |
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float | GetMotorForce (float inv_dt) const |
| | Get the current motor force given the inverse time step, usually in N.
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| void | Dump () override |
| | Dump to b2Log.
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| void | Draw (b2Draw *draw) const override |
| | Debug draw this joint.
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b2JointType | GetType () const |
| | Get the type of the concrete joint.
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b2Body * | GetBodyA () |
| | Get the first body attached to this joint.
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b2Body * | GetBodyB () |
| | Get the second body attached to this joint.
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b2Joint * | GetNext () |
| | Get the next joint the world joint list.
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const b2Joint * | GetNext () const |
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b2JointUserData & | GetUserData () |
| | Get the user data pointer.
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bool | IsEnabled () const |
| | Short-cut function to determine if either body is enabled.
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| bool | GetCollideConnected () const |
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| virtual void | ShiftOrigin (const b2Vec2 &newOrigin) |
| | Shift the origin for any points stored in world coordinates.
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A prismatic joint. This joint provides one degree of freedom: translation along an axis fixed in bodyA. Relative rotation is prevented. You can use a joint limit to restrict the range of motion and a joint motor to drive the motion or to model joint friction.