void Update()
{
if (!isDead)
{
if (target == null)
{
target = GameObject.FindGameObjectWithTag("Player").transform;
EnemyPatrolState newState = new EnemyPatrolState();
stateMachine.ChangeState(newState);
}
stateMachine.Update();
}
else
{
// Fade.
if (rend.material.color.a > 0.0f)
{
Color newColor = rend.material.color;
newColor.a -= Time.deltaTime * 5.0f;
rend.material.color = newColor;
}
if (!deadParticles.IsAlive())
{
Destroy(this.gameObject);
}
}
// Gravity is always present.
controller.Move(new Vector3(0.0f, -9.8f * Time.deltaTime, 0.0f));
}
void Awake()
{
enemyStateMachine = GetComponent <EnemyStateMachine> ();
navMeshController = GetComponent <NavMeshController> ();
visionController = GetComponent <VisionController> ();
enemyPatrolState = GetComponent <EnemyPatrolState> ();
}
void Start()
{
controller = GetComponent <CharacterController>();
stateMachine = new FiniteStateMachine <SmartEnemy>();
stateMachine.Init(this);
EnemyPatrolState newState = new EnemyPatrolState();
stateMachine.ChangeState(newState);
}
public override void MakeFSM()
{
EnemyPatrolState patrol = new EnemyPatrolState();
patrol.AddTransition(EntityTransition.TargetSpotted, EntityStateID.Chase);
EnemyChaseState chase = new EnemyChaseState();
chase.AddTransition(EntityTransition.LostTarget, EntityStateID.Patrol);
fsm = new EntityFSMSystem();
fsm.AddState(patrol);
fsm.AddState(chase);
}
private void Start()
{
EnemyFollowState followState = new EnemyFollowState();
followState.onFixedUpdateMethod += onUpdateFollowState;
EnemyPatrolState patrolState = new EnemyPatrolState();
patrolState.onFixedUpdateMethod += onUpdatePatrolState;
fsmSystem = new FsmSystem();
fsmSystem.AddState(followState);
fsmSystem.AddState(patrolState);
fsmSystem.ChangeState(StateType.EnemyPatrol);
enemy = this.gameObject.GetComponent <EnemyCharacter>();
player = GameObject.FindGameObjectWithTag("Player");
}
public override void Execute()
{
if (Time.time > searchTime)
{
EnemyPatrolState newState = new EnemyPatrolState();
entity.stateMachine.ChangeState(newState);
}
if (!positionReached)
{
// Move to the last position where the target was seen...
entity.Move(lastTargetPosition - entity.transform.position, entity.chaseSpeed);
if (Vector3.Distance(lastTargetPosition, entity.transform.position) < 1.0f)
{
positionReached = true;
directionToRotate = lastTargetDirection;
timeToRotate = Time.time + 1.0f;
}
}
else
{
// ... and look around from that position.
if (Time.time > timeToRotate)
{
directionToRotate = Quaternion.Euler(0.0f, (Random.value > 0.5f) ? 90.0f : -90.0f, 0.0f) * entity.transform.forward;
timeToRotate = Time.time + 2.0f;
}
entity.Move(directionToRotate, entity.chaseSpeed * 0.35f);
}
if (Time.time > timeToCheck)
{
if (entity.LookForTarget() == true)
{
EnemyChaseState newState = new EnemyChaseState();
entity.stateMachine.ChangeState(newState);
}
else
{
timeToCheck = Time.time + 0.4f; // Check with a moderated frecuency.
}
}
}
private void Update()
{
if (!isDead)
{
if (target == null)
{
target = GameObject.FindGameObjectWithTag("Player").transform;
EnemyPatrolState newState = new EnemyPatrolState();
stateMachine.ChangeState(newState);
}
stateMachine.Update();
// If the target has been detected, start attacking.
if (stateMachine.currentState is EnemyChaseState)
{
if (Time.time > nextAttack)
{
Attack();
nextAttack = Time.time + attackRate;
}
}
}
else
{
if (mesh.material.color.a > 0.0f)
{
Color newColor = mesh.material.color;
newColor.a -= Time.deltaTime * 5.0f;
mesh.material.color = newColor;
}
if (!deadParticles.IsAlive())
{
Destroy(this.gameObject);
}
}
// Gravity is allways present.
controller.Move(new Vector3(0.0f, -9.8f * Time.deltaTime, 0.0f));
}
void Awake()
{
patrolState = GetComponent <EnemyPatrolState> ();
actionState = GetComponent <EnemyActionState> ();
}
void EnemyPatrolAI()
{
switch (_currentPatrolState)
{
case EnemyPatrolState.MOVING_LEFT:
if (!reachedLeftPoint)
{
transform.position = Vector3.MoveTowards(transform.position, new Vector3(enemyMovePoints[0].position.x, transform.position.y, transform.position.z), enemyWalkSpeed * Time.deltaTime);
if (!isMoving)
{
transform.localScale = new Vector3(-1, 1, 1);
isMoving = true;
}
}
else if (reachedLeftPoint)
{
_currentPatrolState = EnemyPatrolState.IDLE;
isMoving = false;
}
break;
case EnemyPatrolState.MOVING_RIGHT:
if (!reachedRightPoint)
{
transform.position = Vector3.MoveTowards(transform.position, new Vector3(enemyMovePoints[1].position.x, transform.position.y, transform.position.z), enemyWalkSpeed * Time.deltaTime);
if (!isMoving)
{
transform.localScale = new Vector3(1, 1, 1);
isMoving = true;
}
}
else if (reachedRightPoint)
{
_currentPatrolState = EnemyPatrolState.IDLE;
isMoving = false;
}
break;
case EnemyPatrolState.IDLE:
if (!isIdling && !isMoving)
{
taskIndexPicked = false;
if (!taskIndexPicked)
{
nextTaskIndex = Random.Range(0, 10);
taskIndexPicked = true;
}
//Move Left
if (nextTaskIndex <= 4)
{
if (!reachedLeftPoint)
{
_currentPatrolState = EnemyPatrolState.MOVING_LEFT;
taskIndexPicked = false;
}
} //Move Right
else if (nextTaskIndex >= 5 && nextTaskIndex <= 8)
{
if (!reachedRightPoint)
{
_currentPatrolState = EnemyPatrolState.MOVING_RIGHT;
taskIndexPicked = false;
}
} //Idle
else if (nextTaskIndex >= 9)
{
_currentPatrolState = EnemyPatrolState.IDLE;
isIdling = true;
StartCoroutine(enemyWait());
return;
}
}
break;
}
}
