Added Glitch Room Source code to Gitty
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Jeff Luke committed
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extends Node
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signal changed
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## Machine-local bindings; joypads are resolved by identity, never "All Devices".
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const FILE := "user://arcade_controls.cfg"
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const STEPS := [
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["arcade_start", "Press PLAYER ONE START"],
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["arcade_menu", "Press PLAYER ONE SELECT / RETURN TO MENU"],
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["arcade_up", "Move PLAYER ONE joystick UP"],
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["arcade_down", "Move PLAYER ONE joystick DOWN"],
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["arcade_left", "Move PLAYER ONE joystick LEFT"],
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["arcade_right", "Move PLAYER ONE joystick RIGHT"],
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["arcade_action_1", "Press FIRE / LEFT MISSILE BATTERY"],
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["arcade_action_2", "Press SUPERZAPPER / CENTER MISSILE BATTERY"],
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["arcade_action_3", "Press RIGHT MISSILE BATTERY"],
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["robotron_fire_up", "Choose ROBOTRON FIRE UP — button or second joystick"],
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["robotron_fire_down", "Choose ROBOTRON FIRE DOWN — button or second joystick"],
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["robotron_fire_left", "Choose ROBOTRON FIRE LEFT — button or second joystick"],
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["robotron_fire_right", "Choose ROBOTRON FIRE RIGHT — button or second joystick"],
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]
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var bindings: Dictionary = {}
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var problem := ""
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var path := FILE
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func _ready() -> void:
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process_mode = Node.PROCESS_MODE_ALWAYS
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load_profile()
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Input.joy_connection_changed.connect(_devices_changed)
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func _input(event: InputEvent) -> void:
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handle_quit(event)
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func handle_quit(event: InputEvent) -> bool:
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if event is InputEventKey and event.pressed and not event.echo and (event.physical_keycode == KEY_ESCAPE or event.keycode == KEY_ESCAPE):
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get_viewport().set_input_as_handled()
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get_tree().quit()
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return true
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return false
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func devices() -> Array:
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var found: Array = []
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for id in Input.get_connected_joypads():
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found.append({"id": id, "guid": Input.get_joy_guid(id), "name": Input.get_joy_name(id)})
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return found
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func matches(identity: Dictionary, connected: Array) -> Array:
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return connected.filter(func(d): return d.guid == identity.guid and d.name == identity.name)
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func encode(event: InputEvent, connected: Array) -> Dictionary:
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var result := {}
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if event is InputEventKey:
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if event.physical_keycode in [KEY_ESCAPE, KEY_F1]: return {}
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result = {"kind": "key", "code": event.physical_keycode, "logical": event.keycode if event.physical_keycode == 0 else 0}
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elif event is InputEventJoypadButton:
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result = {"kind": "button", "code": event.button_index}
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elif event is InputEventJoypadMotion:
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if absf(event.axis_value) < .65: return {}
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result = {"kind": "axis", "code": event.axis, "sign": -1 if event.axis_value < 0 else 1}
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elif event is InputEventMouseButton:
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if event.button_index > MOUSE_BUTTON_MIDDLE: return {}
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return {"kind": "mouse", "code": event.button_index}
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else:
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return {}
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if event is InputEventJoypadButton or event is InputEventJoypadMotion:
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var current := connected.filter(func(d): return d.id == event.device)
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if current.is_empty(): return {}
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var identity: Dictionary = current[0].duplicate()
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var same := matches(identity, connected)
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identity["slot"] = same.find(current[0])
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identity["count"] = same.size()
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identity.erase("id")
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result["controller"] = identity
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return result
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func resolve(binding: Dictionary, connected: Array) -> int:
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var identity: Dictionary = binding.controller
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var same := matches(identity, connected)
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# An absent twin must not silently hand its controls to the remaining twin.
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if same.size() != int(identity.count): return -1
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return int(same[int(identity.slot)].id) if int(identity.slot) < same.size() else -1
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func decode(binding: Dictionary, connected: Array) -> InputEvent:
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var event: InputEvent
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match binding.kind:
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"key":
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event = InputEventKey.new()
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event.physical_keycode = int(binding.code)
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event.keycode = int(binding.get("logical", 0))
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"mouse":
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event = InputEventMouseButton.new()
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event.button_index = int(binding.code)
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"button":
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event = InputEventJoypadButton.new()
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event.button_index = int(binding.code)
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"axis":
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event = InputEventJoypadMotion.new()
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event.axis = int(binding.code)
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event.axis_value = float(binding.sign)
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_:
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return null
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if binding.has("controller"):
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var id := resolve(binding, connected)
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if id < 0: return null
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event.device = id
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return event
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func valid(data: Dictionary) -> bool:
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for step in STEPS:
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if not data.get(step[0]) is Dictionary: return false
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var b: Dictionary = data[step[0]]
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if b.get("kind", "") not in ["key", "mouse", "button", "axis"]: return false
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if not b.get("code") is int or b.code < 0: return false
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if b.kind == "axis" and b.get("sign", 0) not in [-1, 1]: return false
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if b.kind in ["axis", "button"]:
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if not b.get("controller") is Dictionary: return false
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var c: Dictionary = b.controller
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if not c.get("guid") is String or not c.get("name") is String: return false
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if not c.get("slot") is int or not c.get("count") is int: return false
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if c.slot < 0 or c.count <= c.slot: return false
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return true
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func load_profile() -> bool:
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var config := ConfigFile.new()
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if config.load(path) != OK: return false
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var data = config.get_value("controls", "bindings", {})
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if config.get_value("controls", "version", 0) != 1 or not data is Dictionary or not valid(data):
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problem = "Saved controls could not be read. Please run setup again."
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return false
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bindings = data
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apply_profile()
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return true
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func save_profile(data: Dictionary) -> Error:
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if not valid(data): return ERR_INVALID_DATA
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var config := ConfigFile.new()
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config.set_value("controls", "version", 1)
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config.set_value("controls", "bindings", data)
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var error := config.save(path + ".tmp")
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if error != OK: return error
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error = DirAccess.rename_absolute(ProjectSettings.globalize_path(path + ".tmp"), ProjectSettings.globalize_path(path))
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if error != OK: return error
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bindings = data.duplicate(true)
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apply_profile()
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return OK
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func apply_profile() -> void:
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if bindings.is_empty(): return
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problem = ""
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var connected := devices()
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for action in bindings:
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var event := decode(bindings[action], connected)
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replace_action(action, event)
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if action in ["arcade_up", "arcade_down", "arcade_left", "arcade_right"]:
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replace_action(action.replace("arcade_", "robotron_move_"), event)
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if event == null:
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problem = "A saved controller is missing or the controller order changed. Reconnect it or run Control Setup."
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elif bindings[action].has("controller") and int(bindings[action].controller.count) > 1 and problem.is_empty():
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problem = "Identical controllers detected: check PLAYER ONE after reconnecting USB devices. Run setup if they swap."
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changed.emit()
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func replace_action(action: String, event: InputEvent) -> void:
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Input.action_release(action)
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InputMap.action_erase_events(action)
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InputMap.action_set_deadzone(action, .35)
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if event != null: InputMap.action_add_event(action, event)
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func _devices_changed(_device: int, _connected: bool) -> void:
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apply_profile.call_deferred()
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func describe(binding: Dictionary) -> String:
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var event := decode(binding, devices())
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var text := event.as_text() if event != null else "%s %s (not connected)" % [binding.kind, binding.code]
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if binding.has("controller"):
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text += " — %s #%d" % [binding.controller.name, int(binding.controller.slot) + 1]
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return text
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