cnc/3D/g-code.scad

   1 module tool() {
   2     //simulate 1/8'' flat end mill
   3     cylinder(20,1.5875,1.5875, $fn=10);
   4 }
   5
   6 /*
   7 module tool() {
   8     //show toolpaths as thin lines or simulate 3d printer
   9     sphere(0.1, $fn=10);
  10 }
  11 */
  12
  13 module path(a, b) {
  14     hull() {
  15         translate(a) tool();
  16         translate(b) tool();
  17     }
  18 }
  19
  20 module gcode(vec) {
  21     for(i = [0:len(vec)]) path(vec[i-2],vec[i-1]);
  22 }
  23
  24 //vector generated from g-code
  25 vec = [
  26 [0,0,0],
  27 [0,0,-10],
  28 [10,20,-10],
  29 [20,10,-10],
  30 [30,10,-10],
  31 [30,10,0],
  32 ];
  33
  34 difference() {
  35     //stock material
  36     %translate([-10,-10,-20]) cube([50,40,20]);
  37     //object generated from g-code
  38     gcode(vec);
  39 }