LHARD

Hi there, I remember I did some manual measurements on my setup (Geeetech A30 with twisted gantry/x-axis), and my setup was defintively not linear. I also checked the axis_twist_compensation code,...

@blastrock > @HelloThisIsFlo I tested the linear regression code, it seems to work, but I can't confirm it since it doesn't produce good results on my printer, could you test...