@Override
    public boolean wasButtonPressedSinceLastCall(int controllerIndex, VRInputType checkButton) {
        boolean wasPressed = isButtonDownForStatus(controllerIndex, checkButton, lastButtons, lastTouch);
        lastButtons = buttons;
        lastTouch = touch;
        return !wasPressed && isButtonDown(controllerIndex, checkButton);
    }
The object forms of the tracked controllers.
jme3-vr/src/main/java/com/jme3/input/vr/oculus/OculusVRInput.java