public override void EnterState(EnemyStateMachine enemy)
{
//Set status to dead
enemy.isDead = true;
//Play death sound
enemy.PlaySound(enemy.audioClips[Random.Range(2, 4)]);
}
//Do melee attack
private void Attack(EnemyStateMachine enemy)
{
//Deal damage to target
if (enemy.target.gameObject.tag == "Enemy")
{
EnemyStateMachine e = enemy.target.GetComponent <EnemyStateMachine>();
e.TakeDamage(enemy.meleeDamage, "melee", enemy.transform.parent.gameObject);
}
//Play attack sound
enemy.PlaySound(enemy.audioClips[6]);
}
//Passive check to see if we need to change to another state
public void CheckTransitions(EnemyStateMachine enemy)
{
if (player != null)
{
//SIGHT CHECK//
//Check if the player is within a 180 degree view cone in front of the monster
if (Vector3.Angle(enemy.transform.forward, player.transform.position - enemy.transform.position) < viewAngle)
{
RaycastHit hit;
//Check if the monster has direct line of sight with the player
if (Physics.Raycast(enemy.transform.position, (player.transform.position - enemy.transform.position), out hit))
{
//Set the target to the player and begin chasing
if (hit.transform.gameObject.layer == LayerMask.NameToLayer("Player"))
{
enemy.target = hit.collider.gameObject;
enemy.PlaySound(enemy.audioClips[Random.Range(0, 2)]);
enemy.ChangeState(enemy.STATE_CHASE);
}
}
}
//DISTANCE CHECK//
//Check if the player is within melee range of the monster
if (Vector3.Distance(enemy.transform.position, player.transform.position) < enemy.meleeRange)
{
//Set the target to the player and begin chasing
enemy.target = player;
enemy.PlaySound(enemy.audioClips[Random.Range(0, 2)]);
enemy.ChangeState(enemy.STATE_CHASE);
}
}
//Transition to StateDead is the enemy's health is 0 or less
if (enemy.enemyHealth <= 0)
{
enemy.ChangeState(enemy.STATE_DEAD);
}
}
//Do ranged attack
private void Attack(EnemyStateMachine enemy)
{
//Create a projectile object
ScriptProjectile projectile = GameObject.Instantiate(enemy.projectile, enemy.transform.position + enemy.transform.forward, Quaternion.identity).GetComponent <ScriptProjectile>();;
//Set origin of projectile to self
projectile.SetOrigin(enemy.gameObject);
//Set direction of projectile to target
Vector3 projectileDirection = enemy.target.transform.position - enemy.transform.position;
projectile.transform.forward = projectileDirection;
//Play attack sound
enemy.PlaySound(enemy.audioClips[5]);
}