Joystick axis motion event structure (event.jaxis.*)
Defined in <SDL3/SDL_events.h>
typedef struct SDL_JoyAxisEvent
{
    SDL_EventType type; /**< SDL_EVENT_JOYSTICK_AXIS_MOTION */
    Uint32 reserved;
    Uint64 timestamp;   /**< In nanoseconds, populated using SDL_GetTicksNS() */
    SDL_JoystickID which; /**< The joystick instance id */
    Uint8 axis;         /**< The joystick axis index */
    Uint8 padding1;
    Uint8 padding2;
    Uint8 padding3;
    Sint16 value;       /**< The axis value (range: -32768 to 32767) */
    Uint16 padding4;
} SDL_JoyAxisEvent;This struct is available since SDL 3.2.0.