void AttackUpdate()
{
float distance = Vector3.Distance(target.transform.position, transform.position);
if (distance > attackRange + 0.5f)
{
state = goblinState.move;
}
}
IEnumerator WaitUpdate()
{
state = goblinState.wait;
float waitTime = Random.Range(1.0f, 3.0f);
yield return(new WaitForSeconds(waitTime));
state = goblinState.idle;
}
void MoveUpdate()
{
Vector3 diff = Vector3.zero;
Vector3 lookAtPositon = Vector3.zero;
switch (state)
{
case goblinState.patrol:
if (target.transform.position != Vector3.zero)
{
diff = target.transform.position - transform.position;
if (diff.magnitude > attackRange)
{
StartCoroutine(WaitUpdate());
return;
}
lookAtPositon = new Vector3(target.transform.position.x,
transform.position.y,
target.transform.position.z);
}
break;
case goblinState.move:
if (target != null)
{
diff = target.transform.position - transform.position;
if (diff.magnitude < attackRange)
{
state = goblinState.attack;
return;
}
lookAtPositon = new Vector3(target.transform.position.x,
transform.position.y,
target.transform.position.z);
}
break;
}
Vector3 direction = diff.normalized;
direction = new Vector3(direction.x, 0, direction.z);
Vector3 moveAmount = direction * speed * Time.deltaTime;
transform.Translate(moveAmount, Space.World);
transform.LookAt(lookAtPositon);
}
private void OnTriggerEnter(Collider other)
{
if (other.gameObject.CompareTag("Player Attack"))
{
HP -= 10;
if (HP > 0)
{
anim.CrossFade(damage.name);
//Instantiate(damageEffect, other.transform.position, Quaternion.identity);
DamageTweenEffect();
}
else
{
state = goblinState.die;
}
}
}
private void Start()
{
state = goblinState.idle;
anim = GetComponent <Animation>();
anim[idle.name].wrapMode = WrapMode.Loop;
anim[move.name].wrapMode = WrapMode.Loop;
anim[attack.name].wrapMode = WrapMode.Once;
anim[damage.name].wrapMode = WrapMode.Once;
anim[damage.name].layer = 10;
anim[die.name].wrapMode = WrapMode.Once;
anim[die.name].layer = 10;
AddAnimationEvent(attack, "OnAttackFinish");
AddAnimationEvent(damage, "OnDamageFinish");
AddAnimationEvent(die, "OnDieFinish");
skinnedMeshRenderer = transform.Find("body").GetComponent <SkinnedMeshRenderer>();
}
void IdleUpdate()
{
if (target == null)
{
Vector3 randomTarget = new Vector3(transform.position.x + Random.Range(-10.0f, 10.0f),
transform.position.y + 1000.0f,
transform.position.z + Random.Range(-10.0f, 10.0f));
Ray ray = new Ray(randomTarget, Vector3.down);
RaycastHit raycastHit = new RaycastHit();
if (Physics.Raycast(ray, out raycastHit, Mathf.Infinity))
{
randomTarget.y = raycastHit.point.y;
}
target.transform.position = randomTarget;
state = goblinState.patrol;
}
else
{
state = goblinState.move;
}
}
void OnSetTarget(GameObject obj)
{
target = obj;
state = goblinState.move;
}
