gcode generator for a 6.35mm sheet of aluminum for a printerbotjr v1 (mounting holes not included)

printrbotjr-v1-printbed.js

var gcode = [];

var G1 = function(obj) {
  gcode.push('G1 ' + Object.keys(obj).map(function(a) {
    return a.toUpperCase() + Number(obj[a]).toFixed(3);
  }).join(' '));
};

G1({z: 5});
var offset = 6.35;
for (var i = 0.2; i>=-6.4; i-=.2) {
  G1({ x: 0,          y: 0,            z: i-.05});
  G1({ x: 175+offset, y: 0,            z: i-.1});
  G1({ x: 175+offset, y: 120 + offset, z: i-.15});
  G1({ x: 0,          y: 120 + offset, z: i-.2});
  G1({ x: 0,          y: 0});
}

console.log(gcode.join('\n'));
G1({z: 5})