From 9f7bb77c7e07f088df77e04bbee193406cd89528 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 30 Dec 2016 16:07:24 +0000
Subject: [PATCH] sewing-table: before make refframe include

---
 sewing-table.scad | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/sewing-table.scad b/sewing-table.scad
index e94ee12..0da937c 100644
--- a/sewing-table.scad
+++ b/sewing-table.scad
@@ -95,11 +95,18 @@ module RoundLeftCorner(this_post, right_post) {
   }
 }
 
+module InterlockNegative(this_post, right_post) {
+}
+
 module TestPiece1(){
   holes = [ [-100, 0],
 	    [   0, 0]
 	    ];
-  TileBase(holes[0], holes[1]);
+  difference(){
+    TileBase(holes[0], holes[1]);
+    InterlockNegative(holes[1], holes[1] + [0,1]);
+
+  }
   Posts(holes);
   RoundEdge(holes[0], holes[1]);
   RoundEdge(holes[0] + [ 0, 0.1 ], holes[0]);
-- 
2.30.2