fairphone-case: slight optimisation

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/fairphone-case.scad b/fairphone-case.scad
index bfa7d41242f2e5259d873e99aedfc190c2836a89..8de633f1807352adb2a66c8211b22d4ece379f02 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -76,7 +76,7 @@ module KeeperProfile(){
 module EdgeProfile(){
   difference(){
     hull(){
-      circleat(epp3, r=case_th_bottom);
+      translate(epp3) square(case_th_bottom*2, center=true);
       circleat(epp2, r=case_th_bottom);
       circleat(epp1, r=case_th_side);
       rectfromto(epp0, epp4);