SDL_MouseDeviceEvent

typedef struct SDL_MouseDeviceEvent {  SDL_EventType type; /**< SDL_EVENT_MOUSE_ADDED or SDL_EVENT_MOUSE_REMOVED */  Uint32 reserved;  Uint64 timestamp; /**< In nanoseconds, populated using SDL_GetTicksNS() */  SDL_MouseID which; /**< The mouse instance id */ } SDL_MouseDeviceEvent;