From 5f50cf53387e206a01f53a6e4674804ac01d6ab7 Mon Sep 17 00:00:00 2001
From: Justin Lin <justin.sdk@gmail.com>
Date: Fri, 18 Dec 2020 10:08:05 +0800
Subject: [PATCH] update doc

---
 docs/lib2x-vx_contour.md | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/docs/lib2x-vx_contour.md b/docs/lib2x-vx_contour.md
index f8aba308..9c33c140 100644
--- a/docs/lib2x-vx_contour.md
+++ b/docs/lib2x-vx_contour.md
@@ -27,9 +27,8 @@ Given a list of points that form a closed area, `vx_contour` returns the contour
     color("black")
     linear_extrude(1)
     for(i = [0:len(t) - 1]) {
-        pts = vx_ascii(t[i]);
         translate([i * 8, 0]) 
-        polygon(vx_contour(pts));
+            polygon(vx_ascii(t[i]));
     }
 
-![vx_curve](images/lib2x-vx_contour-1.JPG)
+![vx_contour](images/lib2x-vx_contour-1.JPG)