script names and locations in line with others

Scripts/GlobalVariables.gd

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+extends Node
+
+var FOV = 80
+var config = ConfigFile.new()
+var msaa = 1
+var ssaa = 1
+
+func _ready() -> void:
+	msaa = get_viewport().msaa_3d
+	ssaa = get_viewport().screen_space_aa
+
+func updateConfig():
+	msaa = get_viewport().msaa_3d
+	ssaa = get_viewport().screen_space_aa
+	config.set_value("GRAPHICS", "fov", FOV)
+	config.set_value("GRAPHICS", "msaa", msaa)
+	config.set_value("GRAPHICS", "ssaa", ssaa)
+	config.save("user://settings.cfg")
+
+func loadConfig():
+	var err = config.load("user://settings.cfg")
+	print("loading config...")
+	if err != OK:
+		print("Couldn't load config!")
+		return
+
+	FOV = config.get_value("GRAPHICS", "fov")
+	msaa = config.get_value("GRAPHICS", "msaa")
+	ssaa = config.get_value("GRAPHICS", "ssaa")
+	print("config loaded.")
+	
+	# set msaa
+	var index = msaa
+	if index == 0: # Disabled
+		get_viewport().msaa_3d = Viewport.MSAA_DISABLED
+	elif index == 1: # 2×
+		get_viewport().msaa_3d = Viewport.MSAA_2X
+	elif index == 2: # 4×
+		get_viewport().msaa_3d = Viewport.MSAA_4X
+	elif index == 3: # 8×
+		get_viewport().msaa_3d = Viewport.MSAA_8X
+
+	# set ssaa
+	get_viewport().screen_space_aa = int(index == 1) as Viewport.ScreenSpaceAA