Memory_comparator.h

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// Copyright (c) 2012-2022 University of Lyon and CNRS (France).
// All rights reserved.
//
// This file is part of MEPP2; 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 3 of
// the License, or (at your option) any later version.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 
#pragma once
 
#include "FEVV/Filters/CGAL/Progressive_Compression/Compression/Collapse_info.h"
#include "FEVV/Tools/Comparator/Spanning_tree_vertex_edge_comparator.hpp"
 
namespace FEVV {
namespace Filters {
 
template<typename HalfedgeGraph,
         typename PointMap,
         typename vertex_descriptor = typename boost::graph_traits<HalfedgeGraph>::vertex_descriptor,
         typename Point = typename FEVV::Geometry_traits<HalfedgeGraph>::Point,
         typename Geometry = typename FEVV::Geometry_traits<HalfedgeGraph> >
class Memory_comparator
{
  private:
      const FEVV::Comparator::Spanning_tree_vertex_edge_comparator<HalfedgeGraph,PointMap> &_st;
  public:
        bool operator()(const FEVV::Filters::Collapse_info<HalfedgeGraph,PointMap> &mem1,
                        const FEVV::Filters::Collapse_info<HalfedgeGraph,PointMap> &mem2) const
        {
          return _st.operator()(mem1.get_vkept(), mem2.get_vkept());
        }
        Memory_comparator(
              const FEVV::Comparator::Spanning_tree_vertex_edge_comparator< HalfedgeGraph,
                                                                  PointMap >
                  &st)
                      : _st(st)
        {}
        ~Memory_comparator() {}
};
 
template<typename HalfedgeGraph,
         typename PointMap,
         typename vertex_descriptor = typename boost::graph_traits<HalfedgeGraph>::vertex_descriptor,
         typename Geometry = typename FEVV::Geometry_traits<HalfedgeGraph>>
class Vertex_span_comparator
{
  private:
    const FEVV::Comparator::Spanning_tree_vertex_edge_comparator<HalfedgeGraph,PointMap> &_st;
  public:
    Vertex_span_comparator(
              const FEVV::Comparator::Spanning_tree_vertex_edge_comparator< HalfedgeGraph,
                                                                  PointMap >
                  &st)
                      : _st(st)
      {}
 
      ~Vertex_span_comparator() {}
 
      bool operator()(vertex_descriptor v1, vertex_descriptor v2) const
      {
        return _st.operator()(v1, v2);
      }
  
};
 
} // namespace Filters
} // namespace FEVV