// Particle motion under gvarity (MainActivity.java)
// Android Version of the Lattice Boltzmann Method combined with smoothed-profile method
// Copyright @2014- Takeshi Seta, Kento Tanaka, Masahiro Matsuzuru, Takayuki Yamagishi All Rights Reserved.
package jp.seta.lbm_gravity;

import java.util.List;

import android.app.Activity;
import android.os.Bundle;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;

public class MainActivity extends Activity implements SensorEventListener
{
	private SensorManager sensorManager;
    private Sensor accelerometer;
    public static double accel_x = 0.0d;
    public static double accel_y = 0.0d;

    LBMSurfaceView surfaceView;  
    
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
     super.onCreate(savedInstanceState);

     surfaceView = new LBMSurfaceView(this);
     setContentView(surfaceView);        

     sensorManager=(SensorManager)getSystemService(Context.SENSOR_SERVICE);

   List<Sensor> list;
   list=sensorManager.getSensorList(Sensor.TYPE_ACCELEROMETER);
   if (list.size()>0) accelerometer=list.get(0);
}

@Override
protected void onResume() 
{
   super.onResume();
   if (accelerometer!=null) sensorManager.registerListener(this,accelerometer,SensorManager.SENSOR_DELAY_UI);
}

@Override
protected void onStop()
{
   sensorManager.unregisterListener(this);
   super.onStop();
}    
@Override
protected void onPause()
{
   sensorManager.unregisterListener(this);
   super.onPause();
}    


@Override
public void onSensorChanged(SensorEvent event)
{
   if (event.sensor.getType() != Sensor.TYPE_ACCELEROMETER){
		   return;
   }
   accel_x = event.values[0];
   accel_y = event.values[1];
}

@Override
public void onAccuracyChanged(Sensor sensor,int accuracy){}

@Override
public void onDestroy()
{
   super.onDestroy();
}
}