private void Awake()
{
alertState = new alertState(this);
attackState = new attackState(this);
patrolState = new patrolState(this);
chaseState = new chaseState(this);
navMeshAgent = GetComponent <NavMeshAgent>();
}
private chaseState()
{
if (instance != null)
{
return;
}
instance = this;
}
private chaseState()
{
if (_instance != null)
{
return; //Simply return if there is already an instance of attack
}
_instance = this; //set instance to this instance if there isn't already an instance
}
private void FixedUpdate()
{
Vector3 chaseDirection;
if (enemyState == chaseState.wander)
{
chaseDirection = Wander();
if ((player.transform.position - transform.position).magnitude < controller.detectionRadius)
{
enemyState = chaseState.chase;
}
}
else if (enemyState == chaseState.chase)
{
chaseDirection = Seek(player.transform.position);
}
else
{
chaseDirection = Vector3.zero;
drakeAnimation.SetBool("CanFollow", false);
}
// always move along the camera forward as it is the direction that it being aimed at
Vector3 desiredMove = chaseDirection;
// get a normal for the surface that is being touched to move along it
RaycastHit hitInfo;
Physics.SphereCast(transform.position, thisController.radius, Vector3.down, out hitInfo,
thisController.height / 2f, Physics.AllLayers, QueryTriggerInteraction.Ignore);
desiredMove = Vector3.ProjectOnPlane(desiredMove, hitInfo.normal).normalized;
moveDir.x = desiredMove.x * speed;
moveDir.z = desiredMove.z * speed;
if (thisController.isGrounded)
{
moveDir.y = -m_StickToGroundForce;
}
else
{
moveDir += Physics.gravity * m_GravityMultiplier * Time.fixedDeltaTime;
}
Vector3 toMove = moveDir * Time.fixedDeltaTime;
Vector3 toMovenoY = new Vector3(toMove.x, 0, toMove.z);
RaycastHit stopMovementHit;
if (Physics.Raycast(new Vector3(transform.position.x, transform.position.y + 0.5f, transform.position.z), toMovenoY, out stopMovementHit, 3))
{
if (enemyState == chaseState.chase)
{
enemyState = chaseState.howl;
}
else
{
futurePosition = new Vector3(Random.Range(0, 50), 0, Random.Range(0, 50));
}
toMove.x = 0;
toMove.z = 0;
Debug.Log(stopMovementHit.collider.tag);
}
thisController.Move(toMove);
if (toMovenoY != Vector3.zero)
{
transform.forward = toMovenoY.normalized;
}
}
