sdl2

SDL2 gamepad backend for LAV2.

Classes:

Name	Description
ControllerEventLoop	Minimal SDL2 controller event loop for LAV2.

Functions:

Name	Description
controller_key_from_event	Convert an SDL2 event to a Key.

ControllerEventLoop

ControllerEventLoop(handle_key: Callable[[Key], None], alive: Event | None = None, timeout: int = 2000)

Minimal SDL2 controller event loop for LAV2.

Initialize the controller event loop.

Parameters:

Name	Type	Description	Default
handle_key	Callable[[Key], None]	Callback for parsed keys.	required
alive	Event | None	Control event loop lifetime.	None
timeout	int	SDL wait timeout in milliseconds.	2000

Methods:

Name	Description
stop	Stop the event loop.
run	Run the SDL2 event loop until stopped.

stop

stop() -> None

Stop the event loop.

run

run() -> None

Run the SDL2 event loop until stopped.

controller_key_from_event

controller_key_from_event(event: SDL_Event, deadzone: float = 0.05) -> Key | None

Convert an SDL2 event to a Key.

Parameters:

Name	Type	Description	Default
event	SDL_Event	Raw SDL2 event.	required
deadzone	float	Deadzone for analog axes.	0.05

Returns:

Type	Description
Key | None	Key | None: Parsed key input, if any.