replace Referencer global with individual static instances

scripts/globals/cursor.gd

@@ -16,7 +16,7 @@ func _ready() -> void:
 
 
 func _process(_delta: float) -> void:
-	if not Referencer.players or not Referencer.main_camera:
+	if not Player.instances or not MainCamera.instance:
 		var mouse_pos := get_viewport().get_mouse_position()
 		_single_cursor.position = mouse_pos - _single_cursor.size / 2
 		_single_cursor.visible = true
@@ -29,7 +29,7 @@ func _physics_process(delta: float) -> void:
 
 
 func _handle_cursors(delta: float) -> void:
-	for player_index in range(Referencer.players_count):
+	for player_index in range(Player.instances.size()):
 		_handle_cursor(player_index, delta)
 
 
@@ -44,7 +44,7 @@ func _init_player_cursor(id: int) -> void:
 
 
 func _handle_cursor(player_index: int, delta: float) -> void:
-	var player := Referencer.players[player_index]
+	var player := Player.instances[player_index]
 	var id := player.get_instance_id()
 
 	if not _cursors.has(id):
@@ -52,7 +52,7 @@ func _handle_cursor(player_index: int, delta: float) -> void:
 		return
 
 	var cursor_pos_world := player.attack.global_position + player.aiming.aim_offset
-	var cursor_pos_screen := Referencer.main_camera.unproject_position(cursor_pos_world)
+	var cursor_pos_screen := MainCamera.instance.unproject_position(cursor_pos_world)
 
 	var clamp_corner_min := Vector2.ZERO
 	var clamp_corner_max := get_viewport().get_visible_rect().size
@@ -74,13 +74,13 @@ func _handle_cursor(player_index: int, delta: float) -> void:
 	)
 
 	var aim_offset_normalized := player.aiming.aim_offset.normalized()
-	var bat_rotation_point_screen := Referencer.main_camera.unproject_position(
+	var bat_rotation_point_screen := MainCamera.instance.unproject_position(
 		(
 			cursor_pos_world
 			+ aim_offset_normalized.rotated(Vector3.UP, cursor.side as float)
 		)
 	)
-	var arrow_rotation_point_screen := Referencer.main_camera.unproject_position(
+	var arrow_rotation_point_screen := MainCamera.instance.unproject_position(
 		cursor_pos_world + aim_offset_normalized
 	)
 

scripts/globals/referencer.gd

@@ -1,5 +0,0 @@
-extends Node
-
-var main_camera: MainCamera
-var players: Array[Player]
-var players_count: int = 0

scripts/globals/referencer.gd.uid

@@ -1 +0,0 @@
-uid://xe3jh3bo5skb