((ThirdPersonHandler)input).setDoGradualRotation(false);
((ThirdPersonHandler)input).setDoGradualRotation(true);
    private void setupInput() {        input = new ThirdPersonHandler(this, m_character, chaser, null, properties.getRenderer());        input.setKeySpeed(100f);        input.setMouseSpeed(100f);        ((ThirdPersonHandler)input).setDoGradualRotation(false);        ((ThirdPersonHandler)input).setTurnSpeed(1.5f*FastMath.PI);    }