Android通过摇晃手机的频率来控制声音的频率(2)

 40                 if (!isPlaying) {
 41                     Log.i(TAG, "sm.play(1, 0, 1.0f);");
 42                     sm.play(1, 0, 1.0f);
 43                 }
 44                 last_x = event.values[SensorManager.DATA_X];
 45                 last_y = event.values[SensorManager.DATA_Y];
 46                 last_z = event.values[SensorManager.DATA_Z];
 47                 return;
 48             }
 49             lastUpdate = curTime;
 50             x = event.values[SensorManager.DATA_X];
 51             y = event.values[SensorManager.DATA_Y];
 52             z = event.values[SensorManager.DATA_Z];
 53             curTime = System.currentTimeMillis();
 54             // 每100毫秒检测一次
 55              float deltaForce =  Math.abs(x + y + z - last_x - last_y - last_z);
 56             force = force + deltaForce;
 57             updateAudioRate(deltaForce);
 58             if (count >= SHAKE_THRESHOLD) {
 59                 Log.i(TAG, "unSensorListener");
 60  //                onShakeCallBack(force / count);     get the score
 61                  unSensorListener();   
 62                 if (isPlaying) {