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Viewing changes to examples/Spatial_searching/searching_with_point_with_info_inplace.cpp

  • Committer: Package Import Robot
  • Author(s): Joachim Reichel
  • Date: 2014-04-05 10:56:43 UTC
  • mfrom: (1.2.4)
  • Revision ID: package-import@ubuntu.com-20140405105643-jgnrpu2thtx23zfs
Tags: 4.4-1
* New upstream release.
* Remove patches do-not-link-example-with-qt4-support-library.patch and
  fix_jet_fitting_3.patch (applied upstream).

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examples/Spatial_searching/searching_with_point_with_info_inplace.cpp
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typedef std::size_t Point;
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//definition of the property map and get
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//function as friend function to have access to
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//private member
 
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//definition of a non-mutable lvalue property map,
 
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//with the get function as a friend function to give it
 
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//access to the private member
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class My_point_property_map{
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  const std::vector<Point_3>& points;
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public:
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  typedef Point_3 value_type;
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  typedef const value_type& reference;
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  typedef Point key_type;
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  typedef boost::readable_property_map_tag category;  
 
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  typedef boost::lvalue_property_map_tag category;  
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  My_point_property_map(const std::vector<Point_3>& pts):points(pts){}
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  reference operator[](key_type k) const {return points[k];}
 
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  friend reference get(const My_point_property_map& ppmap,key_type i) 
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  {return ppmap.points[i];}
 
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  {return ppmap[i];}
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};
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