From d2e0081690354fc03fea063d6c99b0b1b5ec585a Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 10 Jun 2015 10:00:27 +0000
Subject: [PATCH] From Philippe Renon, "Fixed potential divide by zero in
 NodeTrackerManipulator :  The divide by zero happens when throwing a
 NodeTrackerManipulator. The infinite result trickles down and later causes
 NaN in culling.

The fix was to use getThrowScale() as done everywhere else."


git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14905 16af8721-9629-0410-8352-f15c8da7e697
---
 src/osgGA/NodeTrackerManipulator.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/osgGA/NodeTrackerManipulator.cpp b/src/osgGA/NodeTrackerManipulator.cpp
index da829799d..1088ec498 100644
--- a/src/osgGA/NodeTrackerManipulator.cpp
+++ b/src/osgGA/NodeTrackerManipulator.cpp
@@ -275,7 +275,7 @@ bool NodeTrackerManipulator::performMovementLeftMouseButton( const double eventT
     } else
         rotateTrackball( _ga_t0->getXnormalized(), _ga_t0->getYnormalized(),
                          _ga_t1->getXnormalized(), _ga_t1->getYnormalized(),
-                         _thrown ? float( _delta_frame_time / eventTimeDelta ) : 1.f );
+                         getThrowScale( eventTimeDelta ) );
 
     return true;
 }