From 1be303c2fe3c6d6420dba91d8d8c3d347a0b5b84 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Sat, 24 Aug 2019 10:36:58 +0800
Subject: [PATCH] add comment

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

diff --git a/src/pixel/px_from.scad b/src/pixel/px_from.scad
index 15b5893a..8c3429db 100644
--- a/src/pixel/px_from.scad
+++ b/src/pixel/px_from.scad
@@ -1,3 +1,13 @@
+/**
+* px_from.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib2-px_from.html
+*
+**/ 
+
 function _px_from_row(r_count, row_bits, width, height, center, invert) =
     let(
         half_w = width / 2,