From df57965a3402edf4ac3fc58706440b3e3deb239d Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 31 May 2010 15:52:25 +0000
Subject: [PATCH] From Xin Li, "use std::list::splice to replace
 std::list::insert and std::list::clear

it may use the constant time to move all the items in the '_eventQueue' to 'events', and reduce the mutex holding time"
---
 src/osgGA/EventQueue.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/osgGA/EventQueue.cpp b/src/osgGA/EventQueue.cpp
index f8db4ab1e..16b195308 100644
--- a/src/osgGA/EventQueue.cpp
+++ b/src/osgGA/EventQueue.cpp
@@ -53,8 +53,7 @@ bool EventQueue::takeEvents(Events& events)
     OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_eventQueueMutex);
     if (!_eventQueue.empty())
     {
-        events.insert(events.end(),_eventQueue.begin(),_eventQueue.end());
-        _eventQueue.clear();
+        events.splice(events.end(), _eventQueue);
         return true;
     }
     else