/usr/include/osgEarthSymbology/BillboardResource is in libosgearth-dev 2.9.0+dfsg-1.
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 2016 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 OSGEARTHSYMBOLOGY_BILLBOARD_RESOURCE_H
#define OSGEARTHSYMBOLOGY_BILLBOARD_RESOURCE_H 1
#include <osgEarthSymbology/Common>
#include <osgEarthSymbology/InstanceResource>
namespace osgEarth { namespace Symbology
{
using namespace osgEarth;
/**
* A resource that represents a real-world-sized image that can be used as
* a billboard (camera-facing 2D object)
*/
class OSGEARTHSYMBOLOGY_EXPORT BillboardResource : public InstanceResource
{
public:
/** Constructs a new resource. */
BillboardResource( const Config& conf =Config() );
/** dtor */
virtual ~BillboardResource() { }
bool is2D() const { return false; }
public: // properties
/** Width of the billboard image in meters */
optional<float>& width() { return _width; }
const optional<float>& width() const { return _width; }
/** Height of the billboard image in meters */
optional<float>& height() { return _height; }
const optional<float>& height() const { return _height; }
public: // serialization methods
virtual Config getConfig() const;
void mergeConfig( const Config& conf );
protected: // InstanceResource
virtual osg::Node* createNodeFromURI(const URI& uri, const osgDB::Options* dbOptions) const;
optional<float> _width;
optional<float> _height;
};
} } // namespace osgEarth::Symbology
#endif // OSGEARTHSYMBOLOGY_BILLBOARD_RESOURCE_H
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