update ui

core/game_menu/settings_menu.gd

@@ -1,11 +1,22 @@
-extends Control
+extends HBoxContainer
 
 class_name SettingsMenu
 
 @onready var audio_options_container: VBoxContainer = $%AudioOptionsContainer
+@onready var aliasing_checkbox: CustomCheckbox = $%AliasingCheckbox
 
 func _ready() -> void:
 	_refresh_audio_options()
+	
+	if aliasing_checkbox:
+		aliasing_checkbox.button_pressed = get_viewport().use_taa or get_viewport().msaa_3d != Viewport.MSAA_DISABLED
+		aliasing_checkbox.toggled.connect(_on_aliasing_toggled)
+
+func _on_aliasing_toggled(toggled_on: bool) -> void:
+	get_viewport().use_taa = toggled_on
+	var msaa_mode = Viewport.MSAA_2X if toggled_on else Viewport.MSAA_DISABLED
+	get_viewport().msaa_3d = msaa_mode
+	get_viewport().msaa_2d = msaa_mode
 
 func _get_audio_options() -> Array[AudioOption]:
 	var audio_options: Array[AudioOption] = []