Enlarged OS X invisible cursor.

Fixes #206.

README.md

@@ -30,6 +30,9 @@ guide in the GLFW documentation.
 
 ## Changelog
 
+- [Cocoa] Bugfix: Using a 1x1 cursor for hidden mode caused some screen
+                  recorders to fail
+
 
 ## Contact
 

src/cocoa_window.m

@@ -427,7 +427,7 @@ static int translateKey(unsigned int key)
     {
         if (_glfw.ns.cursor == nil)
         {
-            NSImage* data = [[NSImage alloc] initWithSize:NSMakeSize(1, 1)];
+            NSImage* data = [[NSImage alloc] initWithSize:NSMakeSize(16, 16)];
             _glfw.ns.cursor = [[NSCursor alloc] initWithImage:data
                                                       hotSpot:NSZeroPoint];
             [data release];