59 lines
1.3 KiB
GDScript
59 lines
1.3 KiB
GDScript
extends Node
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class_name StateMachine
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@export var current_state: State
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var states: Dictionary[StringName,State] = {}
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func _ready() -> void:
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for child in get_children():
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if child is State:
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states[child.name] = child
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child.transition.connect(on_transition_required)
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else:
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push_warning("Child of state machine is not state")
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func on_transition_required(to: StringName):
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if is_multiplayer_authority() == false:
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return
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if states.has(to) == false:
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push_warning("Incorrect state request: " + to)
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return
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change_state(states[to])
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change_state_to_name.rpc(to)
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func change_state(to_state: State) -> void:
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if current_state != null:
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current_state.exit()
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current_state = to_state
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current_state.enter()
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@rpc
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func change_state_to_name(to_name: StringName):
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if current_state != null:
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current_state.exit()
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current_state = states[to_name]
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current_state.enter()
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@rpc("authority","call_local","unreliable")
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func clear_state():
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if current_state == null:
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return
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current_state.exit()
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current_state = null
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func _process(delta: float) -> void:
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if current_state == null:
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return
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current_state.update(delta)
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func _input(event: InputEvent) -> void:
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if current_state != null:
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current_state.state_input(event)
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func _physics_process(delta: float) -> void:
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if current_state == null:
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return
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current_state.physics_update(delta)
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