// Start is called before the first frame update
void Start()
{
_player = GameObject.FindGameObjectWithTag(Constants.TagPlayer).GetComponent <PlayerAttackable>();
_alive = true;
if (Waypoints != null && Waypoints.Length > 0)
{
LookAtDestination();
StartCoroutine(Patrol());
}
Status = EnemyAIStatus.Idle;
SuspicionLevel = 0;
}
public override void CheckStatus()
{
float magnitude = (this.player.get_position() - this.get_transform().get_position()).get_magnitude();
if (magnitude < this.attackDistance)
{
this.status = EnemyAIStatus.Attack;
}
else if (magnitude > this.attackDistance)
{
this.status = EnemyAIStatus.Idle;
}
}
public override void Update()
{
this.CheckStatus();
EnemyAIStatus enemyAIStatus = this.status;
if (enemyAIStatus == EnemyAIStatus.Idle)
{
this.Idle();
}
else if (enemyAIStatus == EnemyAIStatus.Attack)
{
this.Attack();
}
}
IEnumerator GetSuspicious()
{
Status = EnemyAIStatus.Suspicious;
if (SuspicionLevel <= 0)
{
SuspicionLevel = 1;
}
else if (SuspicionLevel == 100)
{
SuspicionLevel = 99;
}
SuspicionLevelFloat = SuspicionLevel;
while (SuspicionLevel > 0 && SuspicionLevel < 100)
{
Animator.SetFloat("Speed", 0);
if (PlayerInRange && CanPlayerBeSeen(out _))
{
var distanceFromPlayer = Vector2.Distance(_player.transform.position, transform.position);
SuspicionLevelFloat += SuspicionIncreaseRate / distanceFromPlayer;
SuspicionLevel = (int)SuspicionLevelFloat;
FacePlayer();
}
else
{
SuspicionLevel -= SuspicionDecreaseRate;
}
yield return(new WaitForSeconds(0.1f));
}
if (SuspicionLevel <= 0)
{
SuspicionLevel = 0;
Status = EnemyAIStatus.Idle;
}
else if (SuspicionLevel >= 100)
{
GetComponent <AudioSource>().PlayOneShot(Ah);
SuspicionLevel = 100;
Status = EnemyAIStatus.Aiming;
StartCoroutine(AimContinuouslyAtPlayer());
StartCoroutine(AimAndShootAtPlayer());
}
}
IEnumerator AimContinuouslyAtPlayer()
{
// go to aiming status
Status = EnemyAIStatus.Aiming;
while (Status == EnemyAIStatus.Aiming)
{
if (PlayerInRange && CanPlayerBeSeen(out var whereToShoot))
{
FacePlayer();
// aim at player
Animator.SetFloat("Speed", 0);
Animator.SetBool("IsAiming", true);
Animator.SetFloat("AimAngle", AimAngleToBlendingAimAngle(whereToShoot.Value));
}
yield return(new WaitForSeconds(0.1f));
}
Animator.SetBool("IsAiming", false);
}
IEnumerator AimAndShootAtPlayer()
{
// go to aiming status
Status = EnemyAIStatus.Aiming;
while (Status == EnemyAIStatus.Aiming)
{
// wait for a while
yield return(new WaitForSeconds(AimTimeBeforeShoot));
if (CanPlayerBeSeen(out var whereToShoot))
{
// if player is still castable, shoot it
ShootAtPlayer(whereToShoot.Value);
}
else
{
// Can't see player anymore. Revert to suspicious
StartCoroutine(GetSuspicious());
}
}
}
public EnemyBot()
{
this.attackDistance = 10f;
this.fireRate = 1.4f;
this.status = EnemyAIStatus.Idle;
}