1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version. The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * OpenSceneGraph Public License for more details.
14#ifndef OSG_NODETRACKERCALLBACK
15#define OSG_NODETRACKERCALLBACK 1
20#include <osg/ObserverNodePath>
25class OSG_EXPORT NodeTrackerCallback : public NodeCallback
29 void setTrackNodePath(const osg::NodePath& nodePath) { _trackNodePath.setNodePath(nodePath); }
31 void setTrackNodePath(const ObserverNodePath& nodePath) { _trackNodePath = nodePath; }
33 ObserverNodePath& getTrackNodePath() { return _trackNodePath; }
35 void setTrackNode(osg::Node* node);
36 osg::Node* getTrackNode();
37 const osg::Node* getTrackNode() const;
39 /** Implements the callback. */
40 virtual void operator()(Node* node, NodeVisitor* nv);
42 /** Update the node to track the nodepath.*/
43 void update(osg::Node& node);
47 ObserverNodePath _trackNodePath;