From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 27 May 2014 21:36:50 +0000 (+0100)
Subject: brompton-computer-guard: swap difference/union, nfc
X-Git-Tag: filamentspool-v2-release~368
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=4aa36d5c1ecf05df6344cea7cbb57d2cc847a842;p=reprap-play.git

brompton-computer-guard: swap difference/union, nfc
---

diff --git a/brompton-computer-guard.scad b/brompton-computer-guard.scad
index 6a484ee..709ee11 100644
--- a/brompton-computer-guard.scad
+++ b/brompton-computer-guard.scad
@@ -32,15 +32,15 @@ module ArchProfile(){
   intersection(){
     translate([-200,0])
       square([400,200]);
-    union(){
-      difference(){
+    difference(){
+      union(){
 	ArchCircle(arch_in_rad + arch_thick);
-	ArchCircle(arch_in_rad);
+	for (m=[0,1])
+	  mirror([m,0])
+	    translate([arch_width/2,0])
+	    square([end_width, end_thick]);
       }
-      for (m=[0,1])
-	mirror([m,0])
-	  translate([arch_width/2,0])
-	  square([end_width, end_thick]);
+      ArchCircle(arch_in_rad);
     }
   }
 }