/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2010 Robert Osfield
 *
 * This library is open source and may be redistributed and/or modified under
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * OpenSceneGraph Public License for more details.
*/

#include <osgGA/TrackballManipulator>

using namespace osg;
using namespace osgGA;



/// Constructor.
TrackballManipulator::TrackballManipulator( int flags )
   : inherited( flags )
{
    setVerticalAxisFixed( false );
}


/// Constructor.
TrackballManipulator::TrackballManipulator( const TrackballManipulator& tm, const CopyOp& copyOp )
    : osg::Callback(tm, copyOp),
      inherited( tm, copyOp )
{
}