void OnCollisionEnter2D(Collision2D coll)
{
groundAngle = Mathf.Atan2(coll.contacts [0].normal.y, coll.contacts [0].normal.x) * Mathf.Rad2Deg - 90;
if (coll.gameObject.tag == "DeathBall")
{
Die();
EffectManager.Instance.AddEffect(0, coll.transform.position);
Destroy(coll.gameObject);
}
if (Mathf.Abs(coll.relativeVelocity.y) > 12f)
{
cam.Shake(-coll.relativeVelocity * 0.01f);
}
}