extends Node3D


@export var target: Node3D

var _update: bool = false
var prev_transform: Transform3D
var current_transform: Transform3D


func _ready() -> void:
    top_level = true
    global_transform = target.global_transform
    prev_transform = target.global_transform
    current_transform = target.global_transform


func update_transform() -> void:
    prev_transform = current_transform
    current_transform = target.global_transform


func _process(delta: float) -> void:
    if _update:
        update_transform()
        _update = false

    var delta_fraction: float = clampf(Engine.get_physics_interpolation_fraction(), 0.0, 1.0)
    global_transform = prev_transform.interpolate_with(current_transform, delta_fraction)


func _physics_process(delta: float) -> void:
    _update = true;