Linear Trend Follower follows 'source' trend using lines within a number of period ('length') using the last n periods source variation divided by 'length' as line slope. It is delayed by 'length' periods.
V2.0 - Now it has a fine tuning adjust and plot jumps are fixed.
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.