Thumbstick axis values range from SDL_JOYSTICK_AXIS_MIN to SDL_JOYSTICK_AXIS_MAX, and are centered within ~8000 of zero, though advanced UI will allow users to set or …

SDL_GameControllerAxis axis); * Get the current state of an axis control on a game controller. * The state is a value ranging from -32768 to 32767 (except for the triggers,

These are the valid values for the axis field in SDL_PenAxisEvent. All axes are either normalised to 0..1 or report a (positive or negative) angle in degrees, with 0.0 representing the centre. Not …

Joystick axis motion event structure (event.jaxis.*) Defined in SDL_events.h. All wiki content is licensed under Creative Commons Attribution 4.0 International (CC BY 4.0). Wiki powered by …

A SDL_JOYAXISMOTION event occurs when ever a user moves an axis on the joystick. The field which is the index of the joystick that reported the event and axis is the index of the axis (for a …

testcontroller (SDL3) and controllermap (SDL2) utilities are the official tools to create these mappings on all SDL supported platforms (Windows, Mac, Linux, iOS, Android, etc). In …

2017年10月11日 · SDL Event事件循环 大多数多媒体程序依靠事件系统来处理输入。SDL为处理输入事件提供了灵活的API。本质上，SDL将来自设备（如键盘，鼠标或控制器）的输入记录为 …

2024年8月11日 · Unidirectional: 0 to 1.0 */ + SDL_PEN_AXIS_TANGENTIAL_PRESSURE, /**< Pressure from squeezing the pen ("barrel pressure"). */ SDL_PEN_NUM_AXES /**< Total …

2019年7月16日 · In SDL2 you can detect a trigger event under a controller axis event. If I remember correctly, you can use event.caxis.axis to tell which axis in this list the event …

So SDL provides the gamepad API on top of the lower-level joystick functionality. The difference between a joystick and a gamepad is that a gamepad tells you where a button or axis is on the …