Constructor.
The first attached body.
The second attached body.
Set this flag to true if the attached bodies should collide.
The local anchor point relative to body1's origin.
The local anchor point relative to body2's origin.
The maximum force in N.
The maximum friction torque in N-m.
The joint type is set automatically for concrete joint types.
Use this to attach application specific data to your joints.
Friction joint defintion.