From 335d963031bc081166b3a73d9be4bd2bef2661fc Mon Sep 17 00:00:00 2001
From: Jeremy Williams <jeremy@uken.com>
Date: Mon, 10 Feb 2014 22:27:50 -0500
Subject: Fix mouse coordinates on OS X retina displays

---
 platform/osx/os_osx.mm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'platform')

diff --git a/platform/osx/os_osx.mm b/platform/osx/os_osx.mm
index 86d1dbb4c2..8c224ad2db 100644
--- a/platform/osx/os_osx.mm
+++ b/platform/osx/os_osx.mm
@@ -378,8 +378,8 @@ static int button_mask=0;
 	prev_mouse_y=mouse_y;
 	const NSRect contentRect = [OS_OSX::singleton->window_view frame];
 	const NSPoint p = [event locationInWindow];
-	mouse_x = p.x;
-	mouse_y = contentRect.size.height - p.y;
+	mouse_x = p.x * [[event window] backingScaleFactor];
+	mouse_y = (contentRect.size.height - p.y) * [[event window] backingScaleFactor];
 	ev.mouse_motion.x=mouse_x;
 	ev.mouse_motion.y=mouse_y;
 	ev.mouse_motion.global_x=mouse_x;
-- 
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