From 5a37620a5b19d601620dce64351efa7f2be23790 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Sat, 15 Jun 2019 11:19:31 +0800
Subject: [PATCH] use for each

---
 src/bezier_smooth.scad | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/bezier_smooth.scad b/src/bezier_smooth.scad
index 06ad1c3b..98af3c1a 100644
--- a/src/bezier_smooth.scad
+++ b/src/bezier_smooth.scad
@@ -38,12 +38,12 @@ function _bezier_corner(round_d, t_step, p1, p2, p3) =
     bezier_curve(t_step, _corner_ctrl_pts(round_d, p1, p2, p3));
 
 function _recursive_bezier_smooth(pts, round_d, t_step, leng, i = 0) =
-    i <= leng - 3 ? 
-        concat(
-            _bezier_corner(round_d, t_step, pts[i], pts[i + 1], pts[i + 2]), 
-            _recursive_bezier_smooth(pts, round_d, t_step, leng, i + 1)
-        )
-        : [];    
+    let(end_i = leng - 2)
+    [
+        for(i = 0; i < end_i; i = i + 1) 
+            each _bezier_corner(round_d, t_step, pts[i], pts[i + 1], pts[i + 2])
+    ];
+
     
 function bezier_smooth(path_pts, round_d, t_step = 0.1, closed = false) =
     let(