brompton-computer-guard: commute difference() linear_extrude(), making MainCutout...

[reprap-play.git] / brompton-computer-guard.scad

diff --git a/brompton-computer-guard.scad b/brompton-computer-guard.scad
index ea334d5261a20550a0c37a729d3824338f2e493b..88f1994f0a249a631ab7ae90d598cbcbe5fb5f99 100644 (file)
--- a/brompton-computer-guard.scad
+++ b/brompton-computer-guard.scad
@@ -64,22 +64,28 @@ module Holes(){
 }
 
 module MainCutout(){
-  translate([0,0,-1]) linear_extrude(height=100)
-    ArchCircle(arch_in_rad);
+  ArchCircle(arch_in_rad);
 }
 
 module Arch(){
   difference(){
     rotate([0,0,180]){
+      linear_extrude(height=arch_breadth) {
+       difference(){
+         ArchProfile(false);
+         MainCutout();
+       }
+      }
       difference(){
-       union(){
-         linear_extrude(height=arch_breadth) ArchProfile(false);
-         linear_extrude(height=pbase_thick) hull(){
-           ArchProfile(true);
-           ArchProfile(false);
+       linear_extrude(height=pbase_thick){
+         difference(){
+           hull(){
+             ArchProfile(true);
+             ArchProfile(false);
+           }
+           MainCutout();
          }
        }
-       MainCutout();
       }
     }
     Holes();