From 7c8e5269fcdeb704dbf43f31cbd60319129df6e2 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 15 Mar 2018 12:12:43 +0000
Subject: [PATCH] fairphone-case: for revert: LidEdgeFoldClearanceProfile

This is no good; it needs to be an intersection, not a difference,
because AroundEdges fills in the middle which we do not want.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 fairphone-case.scad | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/fairphone-case.scad b/fairphone-case.scad
index d3eafb3..41bad57 100644
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -521,6 +521,14 @@ module LidEdgeProfile(){
   }
 }
 
+module LidEdgeFoldClearanceProfile(){
+  polygon([ lpp10 + [0,  -10],
+	    lpp11,
+	    lpp11 + [20,   0],
+	    lpp10 + [20, -10]
+	    ]);
+}
+
 module ButtonCoverProfile(){
   intersection(){
     polygon(concat([ bppM, bppP, bppO, bppJ ],
@@ -1090,6 +1098,15 @@ module Lid(){ ////toplevel
     }
     Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
 
+    translate(skew_centre)
+      multmatrix([[ 1, 0, 0, 0 ],
+		  [ 0, 1, 2, 0 ],
+		  [ 0, 0, 1, 0 ],
+		  [ 0, 0, 0, 1 ]])
+      translate(-skew_centre)
+      LidAroundEdges()
+      LidEdgeFoldClearanceProfile();
+
     // screw holes in the hinge arms
     HingeScrews();
 
-- 
2.30.2