Configure autoload & input end

scenes/Global.gd

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+extends Control
+
+var current_scene = null
+var loader = null
+var wait_frames = 1
+var time_max = 100 # msec
+
+func _ready():
+	print("[global#_ready] get root scene")
+	var root = get_tree().get_root()
+	current_scene = root.get_child(root.get_child_count() - 1)
+
+func goto_scene(path):
+	print("[global#goto_scene]")
+	loader = ResourceLoader.load_interactive(path)
+	if loader == null:
+		print("Error loading ....")
+		return
+	
+	set_process(true)
+	current_scene.queue_free()
+	wait_frames = 1
+
+func _process(_delta):
+	print("[global#_process]")
+	if loader == null:
+		set_process(false)
+		return
+	
+	if wait_frames > 0:
+		wait_frames -= 1
+	
+	var tick = OS.get_ticks_msec()
+	
+	# Use "time_max" to control for how long we block this thread
+	while OS.get_ticks_msec() < tick + time_max:
+		var err = loader.poll()
+		
+		if err == ERR_FILE_EOF: # Finished loading.
+			var resource = loader.get_resource()
+			loader = null
+			set_new_scene(resource)
+			get_node("/root/Loading").hide()
+			break
+		elif err == OK:
+			update_progress()
+		else:
+			print("[global#_process] Error loading")
+			loader = null
+			break
+
+func update_progress():
+	var progress = float(loader.get_stage()) / loader.get_stage_count()
+	print("[global#update_progress] " + String(progress))
+	get_node("/root/Loading").visible = true
+
+func set_new_scene(scene_resource):
+	print("[global#set_new_scene]")
+	current_scene = scene_resource.instance()
+	get_node("/root").add_child(current_scene)

scenes/UI/Loading.tscn

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+[gd_scene format=2]
+
+[node name="Control" type="Control"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="ColorRect" type="ColorRect" parent="."]
+margin_right = 1024.0
+margin_bottom = 600.0
+rect_scale = Vector2( 1.00231, 1 )
+color = Color( 0, 0, 0, 1 )
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="CenterContainer" type="CenterContainer" parent="ColorRect"]
+margin_right = 1024.0
+margin_bottom = 600.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="VBoxContainer" type="VBoxContainer" parent="ColorRect/CenterContainer"]
+margin_left = 479.0
+margin_top = 293.0
+margin_right = 544.0
+margin_bottom = 307.0
+
+[node name="Label" type="Label" parent="ColorRect/CenterContainer/VBoxContainer"]
+margin_right = 65.0
+margin_bottom = 14.0
+text = "Loading ..."