public void SetStateToRoamPlayer()
{
if (currentState != aiStates.RoamPlayer)
{
//A search logic could be implemented here...
currentState = aiStates.RoamPlayer;
}
}
// Start is called before the first frame update
void Start()
{
audioDistortionFilter = GetComponent <AudioDistortionFilter>();
agent = GetComponent <NavMeshAgent>();
currentState = aiStates.patrolling;
transform.position = points[0].transform.position;
nextPoint = 1;
destination = points[nextPoint];
}
public void SetStateToChase()
{
if (currentState != aiStates.Chase)
{
currentState = aiStates.Chase;
MoveTarget();
}
else
{
MoveTarget();
}
}
void Start ()
{
currentState = aiStates.OBSTACLE_AVOID;
laneSystem = GameObject.FindGameObjectWithTag ("LaneSystem").GetComponent<LaneSystem> ();
turnLeft = turnRight = false;
goForward = true;
rb = GetComponent<Rigidbody> ();
// InputController.Instance.SetAI (true);
aiController = GetComponent<AIInputController> ();
prevPosition = transform.position;
laneManager = GetComponent<AILaneManager> ();
offTrack = false;
}
void determineState()
{
if (alwaysChase)
{
currentState = aiStates.chasing;
}
else if (neverChase)
{
currentState = aiStates.patrolling;
}
else if (seesPlayer)
{
currentState = aiStates.chasing;
}
else
{
currentState = aiStates.patrolling;
}
}
// Update is called once per frame
void Update()
{
// Make sure our new move position is safe
if (!Physics.Raycast(transform.position, -Vector3.up, 1.0f))
{
// Position is not safe so go back to old position
transform.position = OldPosition;
}
if (targetPlayer == null)
targetPlayer = GameObject.FindGameObjectWithTag ("Player");
Vector3 rayCastOrigin = new Vector3(0.0f, 2.0f, 0.0f);
RaycastHit hit;
Ray lineOfSight = new Ray(gameObject.transform.position + rayCastOrigin, targetPlayer.transform.position - (gameObject.transform.position + rayCastOrigin));
Debug.DrawRay(lineOfSight.origin,lineOfSight.direction*lineOfSightRange);
if (Physics.Raycast(lineOfSight, out hit, lineOfSightRange, masksToUse))
{
if (hit.transform.gameObject.tag == "Player")
{
aiState = aiStates.follow;
float tempDistance = Vector3.Distance(hit.transform.position, gameObject.transform.position);
if (tempDistance < attackRange)
{
aiState = aiStates.attack;
}
}
else
{
if (patrolPoints.GetLength(0) == 0)
{
aiState = aiStates.returnToPosition;
}
else
{
aiState = aiStates.patrol;
}
}
}
else
{
if (patrolPoints.GetLength(0) == 0)
{
aiState = aiStates.returnToPosition;
}
else
{
aiState = aiStates.patrol;
}
}
switch (aiState)
{
case aiStates.follow:
target = targetPlayer.transform.position;
if(agent.isOnNavMesh){
agent.SetDestination(target);
}
playerSeen = true;
rigAnimation.SetBool("Attack", false);
break;
case aiStates.patrol:
target = patrolPoints[currentPatrolNode].transform.position;
if(agent.isOnNavMesh)
agent.SetDestination(target);
Vector3 tempVector = transform.position - patrolPoints[currentPatrolNode].transform.position;
if (tempVector.magnitude < 1.0f)
{
currentPatrolNode++;
if (currentPatrolNode == patrolPoints.Length)
{
currentPatrolNode = 0;
}
}
rigAnimation.SetBool("Attack", false);
playerSeen = false;
break;
case aiStates.returnToPosition:
if(agent.isOnNavMesh)
agent.SetDestination(original);
playerSeen = false;
rigAnimation.SetBool("Attack", false);
break;
case aiStates.attack:
if(!isBig)
{
if(agent.isOnNavMesh)
agent.SetDestination(transform.position);
}
if (attackTimer >= attackCooldown)
{
rigAnimation.SetBool("Attack", true);
PlayerStats hitStats = hit.transform.gameObject.GetComponent<PlayerStats>();
hitStats.SendMessage("ModifyHealth", -attackDamage);
if(canSlow)
hitStats.DebuffPlayer();
attackTimer = 0.0f;
}
else
{
attackTimer += Time.deltaTime;
}
playerSeen = false;
break;
default:
Debug.LogError("AI state not set correctly");
break;
}
// Store current position
OldPosition = agent.nextPosition;
}
