From 2b366c684e16fda05ca55e4da532445efeaaed8d Mon Sep 17 00:00:00 2001
From: Andy Wood <andy@groupzap.com>
Date: Sat, 24 Jan 2015 10:26:41 +0000
Subject: [PATCH] The +1 on the offset seems to match the browser's output
 better, but I can't work out why it would be needed (unless it's pixel
 alignment related).

---
 src/CanvasRenderingContext2d.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/CanvasRenderingContext2d.cc b/src/CanvasRenderingContext2d.cc
index bd1c3d0..0445877 100755
--- a/src/CanvasRenderingContext2d.cc
+++ b/src/CanvasRenderingContext2d.cc
@@ -394,8 +394,8 @@ Context2d::shadow(void (fn)(cairo_t *cr)) {
 
     // paint to original context
     cairo_set_source_surface(_context, shadow_surface,
-      (x1 - pad + state->shadowOffsetX),
-      (y1 - pad + state->shadowOffsetY));
+      x1 - pad + state->shadowOffsetX + 1,
+      y1 - pad + state->shadowOffsetY + 1);
     cairo_paint(_context);
     cairo_destroy(shadow_context);
     cairo_surface_destroy(shadow_surface);