1 // UpdateOnceCallback.hxx
3 // Copyright (C) 2009 Tim Moore timoore@redhat.com
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Library General Public
7 // License as published by the Free Software Foundation; either
8 // version 2 of the License, or (at your option) any later version.
10 // This library is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // Library General Public License for more details.
15 // You should have received a copy of the GNU Library General Public
16 // License along with this library; if not, write to the
17 // Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 // Boston, MA 02111-1307, USA.
20 #ifndef SIMGEAR_UPDATEONCECALLBACK_HXX
21 #define SIMGEAR_UPDATEONCECALLBACK_HXX 1
22 #include <osg/NodeCallback>
26 class UpdateOnceCallback : public osg::NodeCallback
29 UpdateOnceCallback() {}
30 UpdateOnceCallback(const UpdateOnceCallback& nc, const osg::CopyOp& copyop)
31 : osg::NodeCallback(nc, copyop)
35 META_Object(simgear,UpdateOnceCallback);
37 virtual void doUpdate(osg::Node* node, osg::NodeVisitor* nv);
39 * Do not override; use doUpdate instead!
41 virtual void operator()(osg::Node* node, osg::NodeVisitor* nv);