From 55c2cd6fda07f8cfd0829b6b0554905211524748 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Sun, 30 Jun 2019 20:27:21 +0800
Subject: [PATCH] add comment

---
 src/pixel/px_polyline.scad | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/pixel/px_polyline.scad b/src/pixel/px_polyline.scad
index 32537681..4ce16efb 100644
--- a/src/pixel/px_polyline.scad
+++ b/src/pixel/px_polyline.scad
@@ -1,3 +1,13 @@
+/**
+* px_polyline.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib2-px_polyline.html
+*
+**/ 
+
 include <__comm__/__to3d.scad>;
 include <__comm__/__to2d.scad>;
 include <__comm__/__lines_from.scad>;