godot 4, aim, shoot

turret.gd

extends Node3D

@export var projectile: PackedScene
@onready var turret_top: MeshInstance3D = $TurretBase/TurretTop
var enemy_path: Path3D

func _physics_process(delta: float) -> void:
	var enemy = enemy_path.get_children().back()
	look_at(enemy.global_position, Vector3.UP, true)
	
func shoot(start_position: Vector3) -> void:
	var shot = projectile.instantiate()
	add_child(shot)
	shot.global_position = start_position
	shot.direction = basis.z


func _on_timer_timeout() -> void:
	shoot(turret_top.global_position)