From 0b920df2cbf523a59d1824329dd8022c6fb8bd40 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Wed, 26 Feb 2020 12:37:57 +0800
Subject: [PATCH] refactor

---
 src/experimental/_impl/_convex_center_p_impl.scad | 2 --
 src/experimental/convex_center_p.scad             | 6 ++----
 2 files changed, 2 insertions(+), 6 deletions(-)
 delete mode 100644 src/experimental/_impl/_convex_center_p_impl.scad

diff --git a/src/experimental/_impl/_convex_center_p_impl.scad b/src/experimental/_impl/_convex_center_p_impl.scad
deleted file mode 100644
index db7beec4..00000000
--- a/src/experimental/_impl/_convex_center_p_impl.scad
+++ /dev/null
@@ -1,2 +0,0 @@
-function _convex_center_p_sum(lt, leng, i = 0) =
-    i == leng ? [0, 0, 0] : lt[i] + _convex_center_p_sum(lt, leng, i + 1);
diff --git a/src/experimental/convex_center_p.scad b/src/experimental/convex_center_p.scad
index 31a9c30e..c8c95933 100644
--- a/src/experimental/convex_center_p.scad
+++ b/src/experimental/convex_center_p.scad
@@ -1,5 +1,3 @@
-use <experimental/_impl/_convex_center_p_impl.scad>;
+use <experimental/sum.scad>;
 
-function convex_center_p(points) =
-    let(leng = len(points))
-    _convex_center_p_sum(points, leng) / leng;
\ No newline at end of file
+function convex_center_p(points) = sum(points) / len(points);
\ No newline at end of file