void FixedUpdate()
{
if (_sacrificing)
{
if (_sacrificeJumping)
{
_body.velocity += new Vector2(0, -9) * Time.fixedDeltaTime;
}
else
{
var dir = _jumpPoint - transform.position;
if (dir.magnitude < 0.1)
{
_sacrificeJumping = true;
_body.velocity = new Vector2(2, 5);
_animator.State = EntityState.Idle;
return;
}
_animator.State = EntityState.Running;
_body.velocity = Vector3.ClampMagnitude(dir.normalized * FleeSpeed, dir.magnitude / Time.deltaTime);
return;
}
return;
}
if (_exiting)
{
var dir = _exitPoint - transform.position;
if (dir.magnitude < 0.1)
{
Destroy(gameObject);
return;
}
transform.position = transform.position + Vector3.ClampMagnitude(dir.normalized * FleeSpeed * Time.deltaTime, dir.magnitude);
}
else
{
var player = Level.Instance.CurrentPlayer;
if (Random.Range(1, 30) == 1)
{
_fleeBias = Random.Range(-10, 10);
}
if (player && player.gameObject.activeInHierarchy)
{
var dif = transform.position - player.transform.position;
if (dif.magnitude < FearDistance)
{
_fleeing = true;
_walkTime = 0;
var speed = Mathf.Max(FleeSpeed / 4, FleeSpeed * (1 - dif.magnitude / FearDistance));
var fleeDegree = MathHelper.Vector2ToDegrees(dif) + _fleeBias;
var fleeDir = MathHelper.DegreeToVector2(fleeDegree);
var hit = Physics2D.Raycast(transform.position, fleeDir,
speed * 0.2f + Mathf.Max(_collider.bounds.extents.x, _collider.bounds.extents.y), LayerHelper.MoveMask);
if (hit.collider != null)
{
float hitAngle = MathHelper.Vector2ToDegrees(hit.normal);
float leftDifference = MathHelper.AngleDifference(fleeDegree, hitAngle - 90);
float rightDifference = MathHelper.AngleDifference(fleeDegree, hitAngle + 90);
if (leftDifference < rightDifference)
{
fleeDegree = hitAngle - 90;
}
else
{
fleeDegree = hitAngle + 90;
}
fleeDir = MathHelper.DegreeToVector2(fleeDegree);
}
_animator.State = EntityState.Running;
_body.velocity = fleeDir * speed;
}
else
{
_fleeing = false;
_walkTime -= Time.deltaTime;
if (_walkTime < 0)
{
_body.velocity *= 0.95f;
if (_body.velocity.magnitude < 0.05)
{
_animator.State = EntityState.Idle;
}
}
if (WalkChance > Random.Range(0.0f, 1.0f))
{
_walkTime = WalkTime;
_body.velocity = Random.onUnitSphere * WalkSpeed;
_animator.State = EntityState.Walking;
}
}
}
if (_body.velocity.x > 0.05)
{
_animator.FlipX = false;
}
else if (_body.velocity.x < -0.05)
{
_animator.FlipX = true;
}
}
}
