uilleann

chanter.scad

 1// stops is an array of [diameter, distance]
 2module rod(stops) {
 3  end_d = stops[len(stops)-1][1];
 4  p = concat([[0, 0]], stops, [[0, end_d]]);
 5  rotate_extrude(convexity=4) {
 6    polygon(p);
 7  }
 8}
 9
10module cylinders_stacked(stops, y=0, i=0) {
11  if (i < len(stops)) {
12    cur = stops[i];
13    translate([0, 0, y]) cylinder(h=cur[1], d=cur[0]);
14    cylinders_stacked(stops, y+cur[1], i+1);
15  }
16}
17
18rod([
19     [10.7, 0], // Bottom
20     [10.4, 53.5],
21     [10, 66],
22     [9.5, 91],
23     [9, 116],
24     [8.5, 151.5],
25     [8, 192],
26     [7.5, 224],
27     [7.2, 242.5],
28     [7, 251],
29     [6.7, 271],
30     [6.5, 282],
31     [6.3, 291],
32     [6, 308],
33     [5.8, 321],
34     [5.5, 347],
35     [5.2, 367],
36     [5, 374],
37     [4.7, 393],
38     [4.5, 400],
39     [4.2, 412],
40     [4, 420],
41     [3.8, 431],
42     [7.1, 447.5],
43     ]);
44