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landmark_map.h
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landmark_map.h
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/*ckwg +29
* Copyright 2014 by Kitware, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither name of Kitware, Inc. nor the names of any contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \file
* \brief Header file for a map from IDs to landmarks
*/
#ifndef VITAL_LANDMARK_MAP_H_
#define VITAL_LANDMARK_MAP_H_
#include "landmark.h"
#include <vital/vital_types.h>
#include <map>
#include <memory>
namespace kwiver {
namespace vital {
// ------------------------------------------------------------------
/// An abstract mapping between track IDs and landmarks
class landmark_map
{
public:
/// typedef for std::map from integer IDs to landmarks
typedef std::map< landmark_id_t, landmark_sptr > map_landmark_t;
/// Destructor
virtual ~landmark_map() = default;
/// Return the number of landmarks in the map
virtual size_t size() const = 0;
/// Return a map from integer IDs to landmark shared pointers
virtual map_landmark_t landmarks() const = 0;
};
/// typedef for a landmark shared pointer
typedef std::shared_ptr< landmark_map > landmark_map_sptr;
// ------------------------------------------------------------------
/// A concrete landmark_map that simply wraps a std::map.
class simple_landmark_map :
public landmark_map
{
public:
/// Default Constructor
simple_landmark_map() { }
/// Constructor from a std::map of landmarks
explicit simple_landmark_map( const map_landmark_t& landmarks )
: data_( landmarks ) { }
/// Return the number of landmarks in the map
virtual size_t size() const { return data_.size(); }
/// Return a map from integer IDs to landmark shared pointers
virtual map_landmark_t landmarks() const { return data_; }
protected:
/// The map from integer IDs to landmark shared pointers
map_landmark_t data_;
};
} } // end namespace vital
#endif // VITAL_LANDMARK_MAP_H_