pin-hinge: test?

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

diff --git a/pin-hinge.scad b/pin-hinge.scad
index 713bd088e392639a354f2c6e7f1fa6aa52d83cb8..fcc2bc11d34991ca7e077ec786b36a4e2975a69b 100644 (file)
--- a/pin-hinge.scad
+++ b/pin-hinge.scad
@@ -66,6 +66,8 @@ test_l = 30;
 test_wb = 10;
 test_h = 10;
 
+test_face_gap = 0.75;
+
 module Demo(){
   difference(){
     HingePositive(test_l, test_h/2);
@@ -75,9 +77,10 @@ module Demo(){
 
 module TestBody(){
   linextr_x_yz(0, test_l){
-    polygon([[0,0],
-            [-test_wb/2, -test_h],
-            [+test_wb/2, -test_h]]);
+    offset(delta = -test_face_gap/2)
+      polygon([[0,0],
+              [-test_wb/2, -test_h],
+              [+test_wb/2, -test_h]]);
   }
 }