From 420738c25b2e103e563ef941b370c16d10bb9dda Mon Sep 17 00:00:00 2001
From: Justin Lin <justin.sdk@gmail.com>
Date: Thu, 5 May 2022 13:14:27 +0800
Subject: [PATCH] refactor

---
 src/shape_arc.scad | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/shape_arc.scad b/src/shape_arc.scad
index 33e99122..73b659f6 100644
--- a/src/shape_arc.scad
+++ b/src/shape_arc.scad
@@ -37,8 +37,7 @@ function shape_arc(radius, angle, width, width_mode = "LINE_CROSS") =
             // inner arc path
             if(m <= n) each [
                 for(i = m; i <= n; i = i + 1)
-                let(idx = n + m - i)
-                __ra_to_xy(r_inner, a_step * idx)
+                __ra_to_xy(r_inner, a_step * (n + m - i))
 
             ],
             __ra_to_xy(__edge_r_begin(r_inner, a0, a_step, m), a0)