From a503b143cc44ba5fb8f72f04aa3f20e21564902a Mon Sep 17 00:00:00 2001
From: Cedric Pinson <cedric.pinson@plopbyte.net>
Date: Mon, 24 Jan 2011 11:45:45 +0000
Subject: [PATCH] From Michael Platings, Fix animation duration when adding
 channel to animation

---
 src/osgAnimation/Animation.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/osgAnimation/Animation.cpp b/src/osgAnimation/Animation.cpp
index 02d014f28..47174135d 100644
--- a/src/osgAnimation/Animation.cpp
+++ b/src/osgAnimation/Animation.cpp
@@ -34,7 +34,7 @@ Animation::Animation(const osgAnimation::Animation& anim, const osg::CopyOp& cop
 void Animation::addChannel(Channel* pChannel)
 {
     _channels.push_back(pChannel);
-    if (!_duration)
+    if (_duration == _originalDuration)
         computeDuration();
     else
         _originalDuration = computeDurationFromChannels();