Chestnut Pens utility to create halftone GCode directly from images. FREE. FAST, EASY, VERSATILE.....
Quickly adapt almost any image for CNC engraving / carving.. no height mapping required. Excellent for smaller images. Download includes source code and 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...