/usr/include/osgEarth/TraversalData is in libosgearth-dev 2.4.0+dfsg-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2008-2013 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTH_TRAVERSAL_DATA_H
#define OSGEARTH_TRAVERSAL_DATA_H 1
#include <osgEarth/Common>
#include <osgEarth/ThreadingUtils>
#include <osg/NodeVisitor>
#include <osg/observer_ptr>
#include <map>
namespace osgEarth
{
class MapNode;
class TraversalData : public osg::Referenced
{
public:
typedef std::map<void*, osg::ref_ptr<osg::Referenced> > UserDataMap;
template<typename T> T& getOrCreate(void* key)
{
UserDataMap::iterator i = _userData.find( key );
if ( i != _userData.end() )
return *static_cast<T*>( i->second.get() );
T* t = new T();
_userData[key] = t;
return *t;
}
public:
TraversalData() { }
static TraversalData* get(osg::NodeVisitor& nv)
{
return dynamic_cast<TraversalData*>( nv.getUserData() );
}
protected:
UserDataMap _userData;
};
/**
* Per-camera data for MapNode culling traversals.
*/
class OSGEARTH_EXPORT MapNodeCullData : public osg::Referenced
{
public:
MapNodeCullData();
public:
osg::observer_ptr<class MapNode> _mapNode;
osg::ref_ptr<osg::StateSet> _stateSet;
osg::ref_ptr<osg::Uniform> _windowScaleMatrix;
double _cameraAltitude;
protected:
virtual ~MapNodeCullData() { }
};
} // namespace osgEarth
#endif // OSGEARTH_TRAVERSAL_DATA_H
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