El rumbo (heading) en grados relativo al Polo Norte geográfico. (Read Only)
The value in this property is always measured relative to the top
of the screen in its current orientation.
Note, that if you want this property to contain a valid value, you
must also enable location updates by calling
Input.location.Start(). (Read Only)
function Update() {
// Orient an object to point northward.
transform.rotation = Quaternion.Euler(0, -Input.compass.trueHeading, 0);
}