From 561e2b69b11b97a96a90b79c7ccff45a768dffc6 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Wed, 29 May 2019 09:11:01 +0800
Subject: [PATCH] add closed param

---
 src/__private__/__edges_from.scad | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/__private__/__edges_from.scad b/src/__private__/__edges_from.scad
index 97f27ad2..d19d13a2 100644
--- a/src/__private__/__edges_from.scad
+++ b/src/__private__/__edges_from.scad
@@ -1,7 +1,7 @@
-function __edges_from(pts) = 
+function __edges_from(pts, closed = true) = 
     let(leng = len(pts))
     concat(
         [for(i = [0:leng - 2]) [pts[i], pts[i + 1]]], 
-        [[pts[len(pts) - 1], pts[0]]]
+        closed ? [[pts[len(pts) - 1], pts[0]]] : []
     );
     
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