平衡球

   如何使用Android的加速感应器开发一个控制铁球滚动的游戏: public class AccelerometerPlayActivity extends Activity {     private SimulationView mSimulationView; //游戏主显示View    private SensorManager mSensorManager; //感应器管理类    private PowerManager mPowerManager; //电源控制，比如防锁屏    private WindowManager mWindowManager;     private Display mDisplay;     private WakeLock mWakeLock;      @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);          mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE); // 实例化感应器管理类         mPowerManager = (PowerManager) getSystemService(POWER_SERVICE);         mWindowManager = (WindowManager) […]