extends Camera3D

const PIXEL_SCALE:float = 4.0;
const WORLD_UNITS:float = 32.0;

func _ready() -> void:
	pass


func _process(delta: float) -> void:
	var z:float = (
		tan((deg_to_rad(180) - deg_to_rad(fov)) / 2.0) *
		(get_viewport().size.y / 2.0)
	) / PIXEL_SCALE / WORLD_UNITS;
	
	var rosa = get_node("..");
	var look = rosa.position;
	var position = Vector3(0, 0, 2) + look;
	look_at_from_position(
		Vector3(position.x, position.y + z, position.z),
		look
	);

	pass