Method ToggleFullscreen

src/app/DeviceManager.cpp:853–878

}

void DeviceManager::ToggleFullscreen()
{
    if (glfwGetWindowMonitor(m_Window) != nullptr)
    {
        // Fullscreen → windowed: restore previous windowed state.
        glfwSetWindowMonitor(m_Window, nullptr, m_PrevWindowX, m_PrevWindowY, m_PrevWindowWidth, m_PrevWindowHeight, 0);
    }
    else
    {
        // Windowed → fullscreen. Save current windowed state for restore.
        glfwGetWindowPos(m_Window, &m_PrevWindowX, &m_PrevWindowY);
        glfwGetWindowSize(m_Window, &m_PrevWindowWidth, &m_PrevWindowHeight);

        GLFWmonitor* monitor = GetCurrentMonitor();
        const GLFWvidmode* mode = glfwGetVideoMode(monitor);
        int monX, monY;
        glfwGetMonitorPos(monitor, &monX, &monY);

        // glfwSetWindowMonitor fires the framebuffer size callback so UpdateWindowSize
        // picks up the monitor-native resolution and calls ResizeSwapChain.
        glfwSetWindowMonitor(m_Window, monitor, monX, monY, mode->width, mode->height, mode->refreshRate);

        if (!m_DeviceParams.fullscreenAlwaysOnTop)
            ClearFullscreenTopmost(m_Window);
    }
}

void DeviceManager::KeyboardUpdate(int key, int scancode, int action, int mods)
{