From cb9e6adc985c9b39bf8b7bf08e344f3790066fc1 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 18 Oct 2012 01:45:53 +0100
Subject: [PATCH] axlepin provide AxlePin_zoffset

---
 axlepin.scad | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/axlepin.scad b/axlepin.scad
index 0f29a4f..554a382 100644
--- a/axlepin.scad
+++ b/axlepin.scad
@@ -1,6 +1,7 @@
 // -*- C -*-
 
 function AxlePin_holerad() = 2;
+function AxlePin_zoffset(holerad=2, slop=0.5) = (holerad - slop)*0.7;
 
 module AxlePin(axlerad, pinlen, holerad=2, tabthick=5, slop=0.5){
   pinr = holerad - slop;
@@ -11,7 +12,8 @@ module AxlePin(axlerad, pinlen, holerad=2, tabthick=5, slop=0.5){
       translate([-tabthick, axlerad, -holerad])
 	cube([tabthick*2, holerad*2, holerad*2]);
     }
-    translate([-50,-50, -pinr*0.7]) cube([100,100,50]);
+    translate([-50,-50,-AxlePin_zoffset(holerad,slop)])
+      cube([100,100,50]);
   }
 }
 
-- 
2.30.2