在哪里配置base 375 about autoinch HOT 5 OPEN

public enum Auto {
    
    /// 转换 用于数值的等比例计算 如需自定义可重新赋值
    public static var conversion: ((Double) -> Double) = { (origin) in
        guard UIDevice.current.userInterfaceIdiom == .phone else {
            return origin
        }
        
        let base = 375.0 
        let screenWidth = Double(UIScreen.main.bounds.width)
        let screenHeight = Double(UIScreen.main.bounds.height)
        let width = min(screenWidth, screenHeight)
        return origin * (width / base)
    }
    
    /// 适配 用于可视化等比例计算 如需自定义可重新赋值
    public static var adaptation: ((CGFloat) -> CGFloat) = { (origin) in
        return origin.auto()
    }
}

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        // Override point for customization after application launch.
        
        Auto.conversion = { (origin) in
            guard UIDevice.current.userInterfaceIdiom == .phone else {
                return origin
            }
            
            let base = 414.0
            let screenWidth = Double(UIScreen.main.bounds.width)
            let screenHeight = Double(UIScreen.main.bounds.height)
            let width = min(screenWidth, screenHeight)
            return origin * (width / base)
        }
        
        return true
    }