From 844c6e7d9b58a819c8332d5f50b9fb7f0c25d530 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Mon, 20 May 2019 17:40:02 +0800
Subject: [PATCH] add comments

---
 src/bijection_offset.scad      | 10 ++++++++++
 src/path_scaling_sections.scad | 10 ++++++++++
 src/starburst.scad             | 10 ++++++++++
 src/torus_knot.scad            | 10 ++++++++++
 4 files changed, 40 insertions(+)

diff --git a/src/bijection_offset.scad b/src/bijection_offset.scad
index a7636666..7876ee87 100644
--- a/src/bijection_offset.scad
+++ b/src/bijection_offset.scad
@@ -1,3 +1,13 @@
+/**
+* bijection_offset.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib-bijection_offset.html
+*
+**/
+
 function _bijection_edges_from(pts) = 
     let(leng = len(pts))
     concat(
diff --git a/src/path_scaling_sections.scad b/src/path_scaling_sections.scad
index 266fb5f4..da67a2aa 100644
--- a/src/path_scaling_sections.scad
+++ b/src/path_scaling_sections.scad
@@ -1,3 +1,13 @@
+/**
+* path_scaling_sections.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib-path_scaling_sections.html
+*
+**/
+
 function path_scaling_sections(shape_pts, edge_path) = 
     let(
         start_point = edge_path[0],
diff --git a/src/starburst.scad b/src/starburst.scad
index 68ffe769..af629dad 100644
--- a/src/starburst.scad
+++ b/src/starburst.scad
@@ -1,3 +1,13 @@
+/**
+* starburst.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib-starburst.html
+*
+**/
+
 module starburst(r1, r2, n, height) {
     a = 180 / n;
 
diff --git a/src/torus_knot.scad b/src/torus_knot.scad
index 6bf26975..84803b84 100644
--- a/src/torus_knot.scad
+++ b/src/torus_knot.scad
@@ -1,3 +1,13 @@
+/**
+* torus_knot.scad
+*
+* @copyright Justin Lin, 2019
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib-torus_knot.html
+*
+**/
+
 function torus_knot(p, q, phi_step) = [
     for(phi = [0:phi_step:6.28318])
     let(