Function GetRelativeWindowOffset

Source/Engine/Platform/SDL/SDLWindow.cpp:699–716

}

void GetRelativeWindowOffset(WindowType type, SDLWindow* parentWindow, Int2& positionOffset)
{
    if (!IsPopupWindow(type))
        return;

    SDLWindow* window = parentWindow;
    while (window != nullptr)
    {
        Int2 parentPosition;
        SDL_GetWindowPosition(window->GetSDLWindow(), &parentPosition.X, &parentPosition.Y);
        positionOffset -= parentPosition;

        if (!IsPopupWindow(window->GetSettings().Type))
            break;

        window = window->GetSettings().Parent;
    }
}

Int2 GetSDLWindowScreenPosition(const SDLWindow* window)
{