From 57e7aa31fa4b5a951768d6f5cad077cd42d1c655 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 15 Aug 2007 15:03:26 +0000
Subject: [PATCH] From Brede Johansen, "The attached file updates the
 framestamp and traversal number of the updatevisitor in osgViewer::Viewer.

The bug prevented DOF animations because osgSim::DOFTransform checks
the traversal number before doing any updates."
---
 src/osgViewer/Viewer.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/osgViewer/Viewer.cpp b/src/osgViewer/Viewer.cpp
index 96d3a583f..9dd6a8dbf 100644
--- a/src/osgViewer/Viewer.cpp
+++ b/src/osgViewer/Viewer.cpp
@@ -1372,6 +1372,10 @@ void Viewer::updateTraversal()
 
     double beginUpdateTraversal = osg::Timer::instance()->delta_s(_startTick, osg::Timer::instance()->tick());
 
+    _updateVisitor->reset();
+    _updateVisitor->setFrameStamp(getFrameStamp());
+    _updateVisitor->setTraversalNumber(getFrameStamp()->getFrameNumber());
+
     if (getSceneData())
     {
         getSceneData()->accept(*_updateVisitor);