How should I determine direction from a phone's orientation & accelerometer?
Posted
by
Manoj Kumar
on Game Development
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or by Manoj Kumar
Published on 2012-04-13T12:59:10Z
Indexed on
2012/04/13
17:43 UTC
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I have an Android application which moves a ball based on the orientation of the phone. I've been using the following code to extract the data - but how do I use it to determine what direction the ball should actually travel in?
public void onSensorChanged(int sensor, float[] values) {
// TODO Auto-generated method stub
synchronized (this) {
Log.d("HIIIII :- ", "onSensorChanged: " + sensor + ", x: " + values[0] + ", y: " + values[1] + ", z: " + values[2]);
if (sensor == SensorManager.SENSOR_ORIENTATION) {
System.out.println("Orientation X: " + values[0]);
System.out.println("Orientation Y: " + values[1]);
System.out.println("Orientation Z: " + values[2]);
}
if (sensor == SensorManager.SENSOR_ACCELEROMETER) {
System.out.println("Accel X: " + values[0]);
System.out.println("Accel Y: " + values[1]);
System.out.println("Accel Z: " + values[2]);
}
}
}
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