From ef837b58320cde23d32614595bb85d77b87a7cfb Mon Sep 17 00:00:00 2001
From: apple <apple@apples-MacBook-Air.local>
Date: Thu, 23 Nov 2017 23:37:11 +0200
Subject: fix dpr for drag cursor when updated while dragging


diff --git a/src/plugins/platforms/cocoa/qnsview.mm b/src/plugins/platforms/cocoa/qnsview.mm
index 50dda52a7b..d2839a8f41 100644
--- a/src/plugins/platforms/cocoa/qnsview.mm
+++ b/src/plugins/platforms/cocoa/qnsview.mm
@@ -1960,7 +1960,9 @@ static QPoint mapWindowCoordinates(QWindow *source, QWindow *target, QPoint poin
         }
     }
     else {
+        QSize pmDeviceIndependentSize = pixmapCursor.size() / pixmapCursor.devicePixelRatio();
         NSImage *nsimage = qt_mac_create_nsimage(pixmapCursor);
+        [nsimage setSize : qt_mac_toNSSize(pmDeviceIndependentSize)];
         nativeCursor = [[NSCursor alloc] initWithImage:nsimage hotSpot:NSZeroPoint];
         [nsimage release];
     }