# SDL_GL_ResetAttributes

Reset all previously set OpenGL context attributes to their default values.

## Header File

Defined in [<SDL3/SDL_video.h>](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 3.2.0.

## See Also

- [SDL_GL_GetAttribute](SDL_GL_GetAttribute)
- [SDL_GL_SetAttribute](SDL_GL_SetAttribute)

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[CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)