###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_GL_ResetAttributes Reset all previously set OpenGL context attributes to their default values. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c void SDL_GL_ResetAttributes(void); ``` ## 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_GL_GetAttribute](SDL_GL_GetAttribute) - [SDL_GL_SetAttribute](SDL_GL_SetAttribute) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)