Chestnut Pens utility to wrap XYZ planar gCode around a 4th (A) axis. X or Y axis can be wrapped.. Single or Multiple pass toolpaths.. no problem. FREE. FAST, EASY, VERSATILE.....

Tested using output from Chestnut Pens Lithophane generator....

Download includes source code and PDF help file. Link is below... look for 'Downloads' entry on left of the page... Several other CNC utils available.

http://www.chestnutpens.co.uk/misc/in...