From c0c8b16d84a71083eca24e58a9d3846b6d304411 Mon Sep 17 00:00:00 2001
From: cssivision <cssivision@gmail.com>
Date: Thu, 26 May 2016 10:55:35 +0800
Subject: [PATCH] fix qrcode can't be recognized

---
 lib/QRCode.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/QRCode.js b/lib/QRCode.js
index e7cc30b..fdac197 100644
--- a/lib/QRCode.js
+++ b/lib/QRCode.js
@@ -20,6 +20,8 @@ function renderCanvas(canvas) {
     var cells = this.cells;
     var cellWidth = this.size / cells.length;
     var cellHeight = this.size / cells.length;
+    var nRoundedWidth = Math.round(cellWidth);
+    var nRoundedHeight = Math.round(cellHeight);
     cells.forEach(function(row, rowIndex) {
         row.forEach(function(column, columnIndex) {
             var nLeft = columnIndex * cellWidth;