commit d94cc62a01598da18ec1e6a25aec395e98000904
from: Eoghan Sherry <ejsherry@gmail.com>
via: Russ Cox <rsc@swtch.com>
date: Thu Mar 04 02:11:36 2010 UTC

devdraw: fix mouse(3) moveto on OS X

R=rsc
CC=codebot
http://codereview.appspot.com/224104

commit - 35625b3f1a128fb03a457d8e511e2c74addf5660
commit + d94cc62a01598da18ec1e6a25aec395e98000904
blob - 16b100ab16451b56b2dec94e16165c30ddc1a769
blob + d4720be7708a2322fafdc6d439f81909437647a3
--- src/cmd/devdraw/osx-screen-carbon.m
+++ src/cmd/devdraw/osx-screen-carbon.m
@@ -422,7 +422,13 @@ _screeninit(void)
 
 	if(multitouch)
 		InitMultiTouch();
-	
+
+	// CoreGraphics pins mouse events to the destination point of a
+	// CGWarpMouseCursorPosition (see setmouse) for an interval of time
+	// following the move. Disable this by setting the interval to zero
+	// seconds.
+	CGSetLocalEventsSuppressionInterval(0.0);
+
 	InitCursor();
 }