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/branches/OpenSceneGraph-3.2@14906 16af8721-9629-0410-8352-f15c8da7e697

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;
 }