From b85165dbbfe16d8e81085f328a2147c176854f84 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 13 Feb 2016 22:16:41 +0000
Subject: [PATCH] sealing-box: document origin

---
 sealing-box.scad.m4 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sealing-box.scad.m4 b/sealing-box.scad.m4
index d8ff08c..2c06917 100644
--- a/sealing-box.scad.m4
+++ b/sealing-box.scad.m4
@@ -15,6 +15,8 @@
 //      3. use the modules
 //           SealingBox_RectBox
 //           SealingBox_RectLid
+//           (origin is notional outside corner, but at level of
+//            inside of base; box extends to positive x,y,z)
 //
 // B. Complicated shapes, but harder work
 //      1. Be a .m4 file and m4_include sealing-box.scad.m4
-- 
2.30.2