separate data into *-data.scad for 3d models

[challenge-bot] / 3d-printables / deck-data.scad

diff --git a/3d-printables/deck-data.scad b/3d-printables/deck-data.scad
new file mode 100644 (file)
index 0000000..e203cd1
--- /dev/null
+++ b/3d-printables/deck-data.scad
@@ -0,0 +1,46 @@
+// challenge-bot
+// GNU AGPLv3 (or later at your option)
+// project available at these locations:
+// https://gitorious.org/ozzloy/challenge-bot
+// https://github.com/waynegramlich/challenge-bot
+
+// all measurements are in mm unless stated otherwise
+
+// metric version of deck:
+deck_length = 250;
+deck_width = deck_length;
+deck_depth = 5;
+deck_pitch = 10;
+deck_grid_hole = 3;
+deck_hole_type = "square";
+deck_centered = true;
+
+/*
+  // imperial version of deck
+deck_length = 203.2; // 8 inches
+deck_width = deck_length;
+deck_depth = 25.4 * 3 / 16; // 3 / 16 of an inch
+deck_pitch = 25.4; // 1 inch
+deck_grid_hole = 6.35 / 2; // 1/4 inch diameter, 1/8 inch radius
+deck_hole_type = "circle";
+*/
+
+module deck_2d(width, length, pitch, hole, hole_type, center = false) {
+  center_width_offset = center ? -(width / 2) : 0;
+  center_length_offset = center ? -(length / 2) : 0;
+  translate([center_width_offset, center_length_offset]) {
+    difference() {
+      square([width, length]);
+      for (y = [0:floor(length / pitch) - 1],
+           x = [0:floor(width / pitch) - 1]) {
+        translate([pitch * (x + 0.5), pitch * (y + 0.5)]) {
+          if (hole_type == "circle") {
+            circle(hole, center = true); }
+          else if (hole_type == "square") {
+            square(hole, center = true); }
+          else {
+            echo(str("don't know the hole type: ", hole_type)); } } } } } }
+
+module deck(width, length, depth, pitch, hole, hole_type, center = false) {
+  linear_extrude(height = depth) {
+    deck_2d(width, length, pitch, hole, hole_type, center); } }