private void StartNewTrail()
{
trailCount++;
lastTrailLength = 0.0f;
GameObject trailObject = new GameObject("trail_" + trailCount);
currentTrail = trailObject.AddComponent <Trail>();
currentTrail.AddPathPoint(new Vector3(transform.position.x, transform.position.y + trailDistance, transform.position.z));
currentTrail.AddPathPoint(new Vector3(transform.position.x, transform.position.y + trailDistance, transform.position.z));
}