From 237232dc07fa0f59f4d56d082997db1f4f83fa47 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Sat, 21 Sep 2019 08:19:29 +0800
Subject: [PATCH] refactor

---
 src/bezier_curve.scad | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/bezier_curve.scad b/src/bezier_curve.scad
index 820b54f0..1fbc3721 100644
--- a/src/bezier_curve.scad
+++ b/src/bezier_curve.scad
@@ -50,8 +50,9 @@ function _bezier_curve_point(t, points) =
 
 function bezier_curve(t_step, points) = 
     let(
+        t_end = ceil(1 / t_step),
         pts = concat([
-            for(t = 0; t < ceil(1 / t_step); t = t + 1)
+            for(t = 0; t < t_end; t = t + 1)
                 _bezier_curve_point(t * t_step, points)
         ], [_bezier_curve_point(1, points)])
     )