###### (This is the legacy documentation for stable SDL2, the current stable version; [SDL3](https://wiki.libsdl.org/SDL3/) is the current development version.) # SDL_IntersectRect Calculate the intersection of two rectangles. ## Syntax ```c SDL_bool SDL_IntersectRect(const SDL_Rect * A, const SDL_Rect * B, SDL_Rect * result); ``` ## Function Parameters | | | | -------------- | ------------------------------------------------------------------------------------------- | | **A** | an [SDL_Rect](SDL_Rect) structure representing the first rectangle | | **B** | an [SDL_Rect](SDL_Rect) structure representing the second rectangle | | **result** | an [SDL_Rect](SDL_Rect) structure filled in with the intersection of rectangles `A` and `B` | ## Return Value Returns [SDL_TRUE](SDL_TRUE) if there is an intersection, [SDL_FALSE](SDL_FALSE) otherwise. ## Remarks If `result` is NULL then this function will return [SDL_FALSE](SDL_FALSE). ## Version This function is available since SDL 2.0.0. ## Related Functions * [SDL_HasIntersection](SDL_HasIntersection) ---- [CategoryAPI](CategoryAPI)