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1 | // challenge-bot |
2 | // GNU AGPLv3 (or later at your option) |
3 | // project available at these locations: |
4 | // https://gitorious.org/ozzloy/challenge-bot |
5 | // https://github.com/waynegramlich/challenge-bot |
6 | |
7 | // all measurements are in mm unless stated otherwise |
8 | |
9 | // metric version of deck: |
10 | deck_length = 250; |
11 | deck_width = deck_length; |
12 | deck_depth = 5; |
13 | deck_pitch = 10; |
14 | deck_grid_hole = 3; |
15 | deck_hole_type = "square"; |
16 | deck_centered = true; |
17 | |
18 | /* |
19 | // imperial version of deck |
20 | deck_length = 203.2; // 8 inches |
21 | deck_width = deck_length; |
22 | deck_depth = 25.4 * 3 / 16; // 3 / 16 of an inch |
23 | deck_pitch = 25.4; // 1 inch |
24 | deck_grid_hole = 6.35 / 2; // 1/4 inch diameter, 1/8 inch radius |
25 | deck_hole_type = "circle"; |
26 | */ |
27 | |
28 | module deck_2d(width, length, pitch, hole, hole_type, center = false) { |
29 | center_width_offset = center ? -(width / 2) : 0; |
30 | center_length_offset = center ? -(length / 2) : 0; |
31 | translate([center_width_offset, center_length_offset]) { |
32 | difference() { |
33 | square([width, length]); |
34 | for (y = [0:floor(length / pitch) - 1], |
35 | x = [0:floor(width / pitch) - 1]) { |
36 | translate([pitch * (x + 0.5), pitch * (y + 0.5)]) { |
37 | if (hole_type == "circle") { |
38 | circle(hole, center = true); } |
39 | else if (hole_type == "square") { |
40 | square(hole, center = true); } |
41 | else { |
42 | echo(str("don't know the hole type: ", hole_type)); } } } } } } |
43 | |
44 | module deck(width, length, depth, pitch, hole, hole_type, center = false) { |
45 | linear_extrude(height = depth) { |
46 | deck_2d(width, length, pitch, hole, hole_type, center); } } |