FunctionalCommand Reference

Reference description

FunctionalCommand builds a command from callables for initialize, execute, end, and finish checks.

Fields

Field	Description	Example
initialize_callable	Called once on initialize.	func(): timer = 0.0
execute_callable	Called every frame/physics with delta_time.	func(dt): timer += dt
end_callable	Called when command ends.	func(interrupted): stop_fx()
is_finished_callable	Returns finish state. Optional.	func(): return timer >= 1.0
requirements	Required subsystems. Optional.	[shooter]

Methods

Name	Description	Argument	Example
FunctionalCommand.new(...)	Creates a command from functions.	Required: 4 callables	FunctionalCommand.new(on_start, on_tick, on_end, done)

Full example usage

var elapsed := 0.0

var command := FunctionalCommand.new(
    func(): elapsed = 0.0,
    func(dt): elapsed += dt,
    func(interrupted): print("finished", interrupted),
    func(): return elapsed >= 2.0
)

CommandScheduler.schedule(command)

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