| 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); } } |