# SDL_MouseMotionEvent Mouse motion event structure (event.motion.*) ## Header File Defined in [<SDL3/SDL_events.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_events.h) ## Syntax ```c typedef struct SDL_MouseMotionEvent { SDL_EventType type; /**< SDL_EVENT_MOUSE_MOTION */ Uint32 reserved; Uint64 timestamp; /**< In nanoseconds, populated using SDL_GetTicksNS() */ SDL_WindowID windowID; /**< The window with mouse focus, if any */ SDL_MouseID which; /**< The mouse instance id in relative mode, SDL_TOUCH_MOUSEID for touch events, or 0 */ SDL_MouseButtonFlags state; /**< The current button state */ float x; /**< X coordinate, relative to window */ float y; /**< Y coordinate, relative to window */ float xrel; /**< The relative motion in the X direction */ float yrel; /**< The relative motion in the Y direction */ } SDL_MouseMotionEvent; ``` ## Version This struct is available since SDL 3.2.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIStruct](CategoryAPIStruct), [CategoryEvents](CategoryEvents)