From 226e898070a57d9de77c82a8035ff3704f3bd594 Mon Sep 17 00:00:00 2001
From: Jonathan Giuffrida <jcgiuffri@gmail.com>
Date: Sun, 27 Aug 2017 14:31:33 -0500
Subject: [PATCH] Support for retina resolution

`devicePixelRatio` is a window-scoped variable
---
 src/simg.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/simg.js b/src/simg.js
index d1b0f16..1328915 100755
--- a/src/simg.js
+++ b/src/simg.js
@@ -48,6 +48,12 @@
 
         canvas.width = img.width;
         canvas.height = img.height;
+        context.imageSmoothingEnabled = false;
+        if(devicePixelRatio >= 2){
+          canvas.width *= 2;
+          canvas.height *= 2;
+          context.setTransform(2,0,0,2,0,0);
+        }
 
         context.drawImage(img, 0, 0);
         cb(canvas);