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1 // Boost.Geometry (aka GGL, Generic Geometry Library)
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2
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3 // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
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4
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5 // Use, modification and distribution is subject to the Boost Software License,
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6 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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7 // http://www.boost.org/LICENSE_1_0.txt)
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8
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9 #ifndef BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP
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10 #define BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP
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11
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12 // Adapts Geometries from Boost.Polygon for usage in Boost.Geometry
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13 // boost::polygon::point_data -> boost::geometry::point
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14
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15
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16 #include <boost/polygon/polygon.hpp>
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17
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18 #include <boost/geometry/core/access.hpp>
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19 #include <boost/geometry/core/cs.hpp>
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20 #include <boost/geometry/core/coordinate_dimension.hpp>
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21 #include <boost/geometry/core/coordinate_type.hpp>
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22 #include <boost/geometry/core/tags.hpp>
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23
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24
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25 namespace boost { namespace geometry
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26 {
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27
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28
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29 #ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
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30 namespace traits
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31 {
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32
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33
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34 template <typename CoordinateType>
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35 struct tag<boost::polygon::point_data<CoordinateType> >
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36 {
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37 typedef point_tag type;
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38 };
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39
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40
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41 template <typename CoordinateType>
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42 struct coordinate_type<boost::polygon::point_data<CoordinateType> >
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43 {
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44 typedef CoordinateType type;
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45 };
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46
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47
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48 template <typename CoordinateType>
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49 struct coordinate_system<boost::polygon::point_data<CoordinateType> >
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50 {
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51 typedef cs::cartesian type;
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52 };
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53
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54
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55 template <typename CoordinateType>
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56 struct dimension<boost::polygon::point_data<CoordinateType> >
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57 : boost::mpl::int_<2>
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58 {};
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59
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60
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61 template <typename CoordinateType>
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62 struct access<boost::polygon::point_data<CoordinateType>, 0>
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63 {
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64 typedef boost::polygon::point_data<CoordinateType> point_type;
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65
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66 static inline CoordinateType get(point_type const& p)
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67 {
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68 return p.x();
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69 }
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70
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71 static inline void set(point_type& p, CoordinateType const& value)
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72 {
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73 p.x(value);
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74 }
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75 };
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76
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77
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78 template <typename CoordinateType>
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79 struct access<boost::polygon::point_data<CoordinateType>, 1>
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80 {
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81 typedef boost::polygon::point_data<CoordinateType> point_type;
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82
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83 static inline CoordinateType get(point_type const& p)
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84 {
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85 return p.y();
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86 }
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87
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88 static inline void set(point_type& p, CoordinateType const& value)
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89 {
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90 p.y(value);
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91 }
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92 };
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93
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94
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95 } // namespace traits
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96 #endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
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97
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98
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99 }} // namespace boost::geometry
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100
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101
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102 #endif // BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP
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