Beware: this is still a choppy indicator. You'll need to use it with the lagging span, chop indiicator, , or some other method of avoiding getting chopped to death trying to take every signal.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.