private PhysicsRigidBody createRigidBody(float mass,
            CollisionShape collisionShape) {
        assert collisionShape != null;

        PhysicsRigidBody body = new PhysicsRigidBody(collisionShape, mass);

        float viscousDamping = control.damping();
        body.setDamping(viscousDamping, viscousDamping);

        body.setKinematic(true);
        body.setUserObject(this);

        return body;
    }
Create and configure a rigid body for this link.

@param mass the desired mass (&gt;0)
@param collisionShape the desired shape (not null, alias created)
@return a new instance, not in any PhysicsSpace
jme3-jbullet/src/main/java/com/jme3/bullet/animation/PhysicsLink.java