加速度センサ
MainActivity.java
package utsunomiya.gclue.com.sensorsample;
import android.app.Activity;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import java.util.List;
public class MainActivity extends Activity implements SensorEventListener {
/** SensorManagerのインスタンス. */
private SensorManager mSensorManager = null;
/** Log用のTag. */
private final static String TAG = "SNESOR";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// SensorManager
mSensorManager = (SensorManager)getSystemService(SENSOR_SERVICE);
// 加速度の取得とリスナーへの登録
List<Sensor> axisSensors = mSensorManager.getSensorList(Sensor.TYPE_ACCELEROMETER);
if (axisSensors.size() > 0) {
Sensor sensor = axisSensors.get(0);
mSensorManager.registerListener(this, sensor, SensorManager.SENSOR_DELAY_FASTEST);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onSensorChanged(SensorEvent event) {
Log.i(TAG, "SensorChanged()");
if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) {
Log.i(TAG, "X-axis (gravitational force)." + event.values[0]);
Log.i(TAG, "Y-axis (gravitational force)." + event.values[1]);
Log.i(TAG, "Z-axis (gravitational force)." + event.values[2]);
}
}
@Override
public void onAccuracyChanged(Sensor sensor, int accuracy) {
}
}
搭載Chip
端末 | Chip名 |
---|---|
Nexus7 | MPU-6050 |
Nexus5 | [MPU-6151] |