# SDL_FRectEmpty Returns true if the rectangle has no area. ## Header File Defined in [SDL_rect.h](https://github.com/libsdl-org/SDL/blob/SDL2/include/SDL_rect.h) ## Syntax ```c SDL_FORCE_INLINE SDL_bool SDL_FRectEmpty(const SDL_FRect *r); ``` ## Function Parameters | | | | | ------------------------------ | ----- | ---------------------- | | const [SDL_FRect](SDL_FRect) * | **r** | the rectangle to test. | ## Return Value ([SDL_bool](SDL_bool)) Returns [SDL_TRUE](SDL_TRUE) if the rectangle is "empty", [SDL_FALSE](SDL_FALSE) otherwise. ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryRect](CategoryRect)