From 47c0592196c8335113888931a5a82056685ce872 Mon Sep 17 00:00:00 2001
From: Jan Huwald <jh@sotun.de>
Date: Wed, 25 Feb 2015 23:07:33 +0100
Subject: move computed variables into parameter file


diff --git a/parameters.scad b/parameters.scad
index d402243..f437c46 100644
--- a/parameters.scad
+++ b/parameters.scad
@@ -57,3 +57,16 @@ large = 1000;
 // A small quantity that does not change the print results. Use to
 // displace surfaces of CSG operations to prevent them from overlapping.
 epsilon = 0.0001;
+
+
+/// COMPUTED DIMENSIONS
+
+tray_width = hdd_width + vrail_width/2;
+tray_height = hdd_height + hrail_height;
+
+
+/// COMMON FUNCTIONS
+// they do not belong here but are not enough to warrant a seperate
+// file. sorry
+
+module ccube(x) cube(x, center=true);
diff --git a/tray.scad b/tray.scad
index b5e59f2..0f165f6 100644
--- a/tray.scad
+++ b/tray.scad
@@ -7,8 +7,8 @@ use <hdd.scad>
 R = 2;
 
 // size of the core box
-W = hdd_width + vrail_width/2;
-H = hdd_height + hrail_height;
+W = tray_width;
+H = tray_height;
 
 // strap dimensions
 SW=5;
@@ -54,8 +54,6 @@ module back() {
     }
 }
 
-module ccube(x) cube(x, center=true);
-
 module tray(D, power_hole=true, straps=true, inlet=[-1,1], rail=[0,1], support_bar=true)
 union() {
     difference() {
-- 
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