###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_GetWindowSizeInPixels Get the size of a window's client area, in pixels. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c bool SDL_GetWindowSizeInPixels(SDL_Window *window, int *w, int *h); ``` ## Function Parameters | | | | | -------------------------- | ---------- | -------------------------------------------------------------------- | | [SDL_Window](SDL_Window) * | **window** | the window from which the drawable size should be queried. | | int * | **w** | a pointer to variable for storing the width in pixels, may be NULL. | | int * | **h** | a pointer to variable for storing the height in pixels, may be NULL. | ## Return Value (bool) Returns true on success or false on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Thread Safety This function should only be called on the main thread. ## Version This function is available since SDL 3.1.3. ## See Also - [SDL_CreateWindow](SDL_CreateWindow) - [SDL_GetWindowSize](SDL_GetWindowSize) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)