MinieLibrary/src/main/java/com/jme3/bullet/animation/PhysicsLink.java
/**
     * Internal callback, invoked once per frame during the logical-state
     * update, provided the control is added to a scene.
     *
     * @param tpf the time interval between frames (in seconds, &ge;0)
     */
Internal callback, invoked once per frame during the logical-state
update, provided the control is added to a scene.

@param tpf the time interval between frames (in seconds, ≥0)
Internal callback invoked once per frame during the logical - state update provided the control is added to a scene . @param tpf the time interval between frames ( in seconds ≥0 )
void update(float tpf) {
        assert tpf >= 0f : tpf;
        if (kinematicWeight > 0f) {
            kinematicUpdate(tpf);
        } else {
            dynamicUpdate();
        }
    }
void update ( float tpf ) { assert tpf >= 0f : tpf ; if ( kinematicWeight > 0f ) { kinematicUpdate ( tpf ) ; } else { dynamicUpdate ( ) ; } }
Internal callback, invoked once per frame during the logical-state
 update, provided the control is added to a scene.
Internal callback invoked once per frame during the logical - state update provided the control is added to a scene .