###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_EGL_GetWindowSurface Get the EGL surface associated with the window. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c SDL_EGLSurface SDL_EGL_GetWindowSurface(SDL_Window *window); ``` ## Function Parameters | | | | | -------------------------- | ---------- | -------------------- | | [SDL_Window](SDL_Window) * | **window** | the window to query. | ## Return Value ([SDL_EGLSurface](SDL_EGLSurface)) Returns the EGLSurface pointer associated with the window, or NULL on failure. ## Thread Safety This function should only be called on the main thread. ## Version This function is available since SDL 3.1.3. ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)