コード例 #1
0
    public void UpdateState()
    {
        // this is a shooting state
        // so we are going to pass the shoot to a script based in the enemy weapon
        // this is useful to change the weapon script of the enemy independently of this script
        enemy.agent.enabled = false; // stop moving
                                     // is the coolDown ?
                                     //check Range
        if (weapon)
        {
            RaycastHit hit;
            Vector3    directionTarget = enemy.target.transform.position - enemy.transform.position;
            if (weapon != null && weapon is EnemyMeleeWeapon)
            {
                //melee attack doesnt need direct vision
                weapon.PrepareShoot();
                weapon.Shoot();
            }
            else
            {
                // the range attack requires direct shoot vision
                // Debug.DrawRay(enemy.transform.position, enemy.transform.TransformDirection(directionTarget), Color.red);
                if (Physics.Raycast(enemy.transform.position, enemy.transform.TransformDirection(directionTarget), out hit, Mathf.Infinity))
                {
                    weapon.target = enemy.target.transform;
                    //is direct range, shoot
                    weapon.PrepareShoot();
                    weapon.Shoot();
                }
            }
        }

        // after shoot check if the enemy has change state
        if (enemy.actualDistance > enemy.followRange)
        {
            ToPatrolState();
        }
        else if (enemy.actualDistance < enemy.shootRange)
        {
            ToFollowState(); //alternates between follow and shoot
        }
    }