Added thirdparty: boost library

thirdparty/include/boost/geometry/iterators/detail/has_one_element.hpp

@@ -0,0 +1,29 @@
+// Boost.Geometry
+
+// Copyright (c) 2014-2021, Oracle and/or its affiliates.
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_HAS_ONE_ELEMENT_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_HAS_ONE_ELEMENT_HPP
+
+
+namespace boost { namespace geometry { namespace detail
+{
+
+
+// free function to test if an iterator range has a single element
+template <typename Iterator>
+inline bool has_one_element(Iterator first, Iterator last)
+{
+    return first != last && ++first == last;
+}
+
+
+}}} // namespace boost::geometry::detail
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_HAS_ONE_ELEMENT_HPP

thirdparty/include/boost/geometry/iterators/detail/iterator_base.hpp

@@ -0,0 +1,74 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
+// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
+// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
+
+// This file was modified by Oracle on 2020-2021.
+// Modifications copyright (c) 2020-2021 Oracle and/or its affiliates.
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
+// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
+
+// Use, modification and distribution is subject to the Boost Software License,
+// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_ITERATOR_BASE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_ITERATOR_BASE_HPP
+
+#include <type_traits>
+
+#include <boost/iterator/iterator_adaptor.hpp>
+#include <boost/iterator/iterator_categories.hpp>
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace boost { namespace geometry { namespace detail { namespace iterators
+{
+
+template
+<
+    typename DerivedClass,
+    typename Iterator,
+    typename TraversalFlag = boost::bidirectional_traversal_tag
+>
+struct iterator_base
+    : public boost::iterator_adaptor
+    <
+        DerivedClass,
+        Iterator,
+        boost::use_default,
+        std::conditional_t
+        <
+            std::is_convertible
+            <
+                typename boost::iterator_traversal<Iterator>::type,
+                boost::random_access_traversal_tag
+            >::value,
+            TraversalFlag,
+            boost::use_default
+        >
+    >
+{
+    // Define operator cast to Iterator to be able to write things like Iterator it = myit++
+    inline operator Iterator() const
+    {
+        return this->base();
+    }
+
+    /*inline bool operator==(Iterator const& other) const
+    {
+        return this->base() == other;
+    }
+    inline bool operator!=(Iterator const& other) const
+    {
+        return ! operator==(other);
+    }*/
+};
+
+}}}} // namespace boost::geometry::detail::iterators
+#endif
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_ITERATOR_BASE_HPP

thirdparty/include/boost/geometry/iterators/detail/point_iterator/inner_range_type.hpp

@@ -0,0 +1,67 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_INNER_RANGE_TYPE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_INNER_RANGE_TYPE_HPP
+
+#include <type_traits>
+
+#include <boost/range/value_type.hpp>
+
+#include <boost/geometry/core/ring_type.hpp>
+#include <boost/geometry/core/tag.hpp>
+#include <boost/geometry/core/tags.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace point_iterator
+{
+
+
+template
+<
+    typename Geometry,
+    typename Tag = typename tag<Geometry>::type
+>
+struct inner_range_type
+{
+    typedef std::conditional_t
+        <
+            ! std::is_const<Geometry>::value,
+            typename boost::range_value<Geometry>::type,
+            typename boost::range_value<Geometry>::type const
+        > type;
+};
+
+
+template <typename Polygon>
+struct inner_range_type<Polygon, polygon_tag>
+{
+    typedef std::conditional_t
+        <
+            ! std::is_const<Polygon>::value,
+            typename geometry::ring_type<Polygon>::type,
+            typename geometry::ring_type<Polygon>::type const
+        > type;
+};
+
+
+}} // namespace detail::point_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_INNER_RANGE_TYPE_HPP

thirdparty/include/boost/geometry/iterators/detail/point_iterator/iterator_type.hpp

@@ -0,0 +1,138 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP
+
+#include <boost/range/iterator.hpp>
+
+#include <boost/geometry/core/interior_type.hpp>
+#include <boost/geometry/core/tag.hpp>
+#include <boost/geometry/core/tags.hpp>
+
+#include <boost/geometry/algorithms/not_implemented.hpp>
+
+#include <boost/geometry/iterators/flatten_iterator.hpp>
+#include <boost/geometry/iterators/concatenate_iterator.hpp>
+
+#include <boost/geometry/iterators/detail/point_iterator/inner_range_type.hpp>
+#include <boost/geometry/iterators/detail/point_iterator/value_type.hpp>
+
+#include <boost/geometry/iterators/dispatch/point_iterator.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace point_iterator
+{
+
+
+template <typename Geometry, typename Tag = typename tag<Geometry>::type>
+struct iterator_type
+    : not_implemented<Geometry>
+{};
+
+
+
+
+template <typename Linestring>
+struct iterator_type<Linestring, linestring_tag>
+{
+    typedef typename boost::range_iterator<Linestring>::type type;
+};
+
+
+template <typename Ring>
+struct iterator_type<Ring, ring_tag>
+{
+    typedef typename boost::range_iterator<Ring>::type type;
+};
+
+
+template <typename Polygon>
+class iterator_type<Polygon, polygon_tag>
+{
+private:
+    typedef typename inner_range_type<Polygon>::type inner_range;
+
+public:
+    typedef concatenate_iterator
+        <
+            typename boost::range_iterator<inner_range>::type,
+            flatten_iterator
+                <
+                    typename boost::range_iterator
+                        <
+                            typename geometry::interior_type<Polygon>::type
+                        >::type,
+                    typename iterator_type<inner_range>::type,
+                    typename value_type<Polygon>::type,
+                    dispatch::points_begin<inner_range>,
+                    dispatch::points_end<inner_range>
+                >,
+            typename value_type<Polygon>::type
+        > type;
+};
+
+
+template <typename MultiPoint>
+struct iterator_type<MultiPoint, multi_point_tag>
+{
+    typedef typename boost::range_iterator<MultiPoint>::type type;
+};
+
+
+template <typename MultiLinestring>
+class iterator_type<MultiLinestring, multi_linestring_tag>
+{
+private:
+    typedef typename inner_range_type<MultiLinestring>::type inner_range;
+
+public:
+    typedef flatten_iterator
+        <
+            typename boost::range_iterator<MultiLinestring>::type,
+            typename iterator_type<inner_range>::type,
+            typename value_type<MultiLinestring>::type,
+            dispatch::points_begin<inner_range>,
+            dispatch::points_end<inner_range>
+        > type;
+};
+
+
+template <typename MultiPolygon>
+class iterator_type<MultiPolygon, multi_polygon_tag>
+{
+private:
+    typedef typename inner_range_type<MultiPolygon>::type inner_range;
+
+public:
+    typedef flatten_iterator
+        <
+            typename boost::range_iterator<MultiPolygon>::type,
+            typename iterator_type<inner_range>::type,
+            typename value_type<MultiPolygon>::type,
+            dispatch::points_begin<inner_range>,
+            dispatch::points_end<inner_range>
+        > type;
+};
+
+
+}} // namespace detail::point_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP

thirdparty/include/boost/geometry/iterators/detail/point_iterator/value_type.hpp

@@ -0,0 +1,48 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_VALUE_TYPE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_VALUE_TYPE_HPP
+
+
+#include <type_traits>
+
+#include <boost/geometry/core/point_type.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace point_iterator
+{
+
+
+template <typename Geometry>
+struct value_type
+{
+    typedef std::conditional_t
+        <
+            ! std::is_const<Geometry>::value,
+            typename geometry::point_type<Geometry>::type,
+            typename geometry::point_type<Geometry>::type const
+        > type;
+};
+
+
+}} // namespace detail::point_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_VALUE_TYPE_HPP

thirdparty/include/boost/geometry/iterators/detail/segment_iterator/iterator_type.hpp

@@ -0,0 +1,154 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_ITERATOR_TYPE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_ITERATOR_TYPE_HPP
+
+#include <boost/range/iterator.hpp>
+
+#include <boost/geometry/core/interior_type.hpp>
+#include <boost/geometry/core/point_type.hpp>
+#include <boost/geometry/core/ring_type.hpp>
+#include <boost/geometry/core/tag.hpp>
+#include <boost/geometry/core/tags.hpp>
+
+#include <boost/geometry/algorithms/not_implemented.hpp>
+
+#include <boost/geometry/iterators/concatenate_iterator.hpp>
+#include <boost/geometry/iterators/flatten_iterator.hpp>
+#include <boost/geometry/iterators/detail/point_iterator/inner_range_type.hpp>
+
+#include <boost/geometry/iterators/detail/segment_iterator/range_segment_iterator.hpp>
+#include <boost/geometry/iterators/detail/segment_iterator/value_type.hpp>
+
+#include <boost/geometry/iterators/dispatch/segment_iterator.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace segment_iterator
+{
+
+
+template <typename Geometry, typename Tag = typename tag<Geometry>::type>
+struct iterator_type
+    : not_implemented<Geometry>
+{};
+
+
+template <typename Linestring>
+struct iterator_type<Linestring, linestring_tag>
+{
+    typedef range_segment_iterator
+        <
+            Linestring, typename value_type<Linestring>::type
+        > type;
+};
+
+
+template <typename Ring>
+struct iterator_type<Ring, ring_tag>
+{
+    typedef range_segment_iterator
+        <
+            Ring, typename value_type<Ring>::type
+        > type;
+};
+
+
+template <typename Polygon>
+class iterator_type<Polygon, polygon_tag>
+{
+private:
+    typedef typename detail::point_iterator::inner_range_type
+        <
+            Polygon
+        >::type inner_range;
+
+public:
+    typedef concatenate_iterator
+        <
+            range_segment_iterator
+                <
+                    inner_range,
+                    typename value_type<Polygon>::type
+                >,
+            flatten_iterator
+                <
+                    typename boost::range_iterator
+                        <
+                            typename geometry::interior_type<Polygon>::type
+                        >::type,
+                    typename iterator_type<inner_range>::type,
+                    typename value_type<Polygon>::type,
+                    dispatch::segments_begin<inner_range>,
+                    dispatch::segments_end<inner_range>,
+                    typename value_type<Polygon>::type
+                >,
+            typename value_type<Polygon>::type,
+            typename value_type<Polygon>::type
+        > type;
+};
+
+
+template <typename MultiLinestring>
+class iterator_type<MultiLinestring, multi_linestring_tag>
+{
+private:
+    typedef typename detail::point_iterator::inner_range_type
+        <
+            MultiLinestring
+        >::type inner_range;
+
+public:
+    typedef flatten_iterator
+        <
+            typename boost::range_iterator<MultiLinestring>::type,
+            typename iterator_type<inner_range>::type,
+            typename value_type<MultiLinestring>::type,
+            dispatch::segments_begin<inner_range>,
+            dispatch::segments_end<inner_range>,
+            typename value_type<MultiLinestring>::type
+        > type;
+};
+
+
+template <typename MultiPolygon>
+class iterator_type<MultiPolygon, multi_polygon_tag>
+{
+private:
+    typedef typename detail::point_iterator::inner_range_type
+        <
+            MultiPolygon
+        >::type inner_range;
+public:
+    typedef flatten_iterator
+        <
+            typename boost::range_iterator<MultiPolygon>::type,
+            typename iterator_type<inner_range>::type,
+            typename value_type<MultiPolygon>::type,
+            dispatch::segments_begin<inner_range>,
+            dispatch::segments_end<inner_range>,
+            typename value_type<MultiPolygon>::type
+        > type;
+};
+
+
+
+}} // namespace detail::segment_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_ITERATOR_TYPE_HPP

thirdparty/include/boost/geometry/iterators/detail/segment_iterator/range_segment_iterator.hpp

@@ -0,0 +1,220 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_RANGE_SEGMENT_ITERATOR_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_RANGE_SEGMENT_ITERATOR_HPP
+
+
+#include <type_traits>
+
+#include <boost/iterator/iterator_facade.hpp>
+#include <boost/iterator/iterator_categories.hpp>
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
+#include <boost/range/size.hpp>
+
+#include <boost/geometry/core/closure.hpp>
+#include <boost/geometry/core/static_assert.hpp>
+#include <boost/geometry/iterators/closing_iterator.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace segment_iterator
+{
+
+
+template <typename Range, closure_selector Closure = closure<Range>::value>
+struct range_iterator_type
+{
+    typedef typename boost::range_iterator<Range>::type type;
+};
+
+template <typename Range>
+struct range_iterator_type<Range, open>
+{
+    typedef closing_iterator<Range> type;
+};
+
+
+
+template <typename Range, closure_selector Closure = closure<Range>::value>
+struct range_iterator_begin
+{
+    static inline typename range_iterator_type<Range, Closure>::type
+    apply(Range& range)
+    {
+        return boost::begin(range);
+    }
+};
+
+template <typename Range>
+struct range_iterator_begin<Range, open>
+{
+    static inline typename range_iterator_type<Range, open>::type
+    apply(Range& range)
+    {
+        return closing_iterator<Range>(range);
+    }
+};
+
+
+
+template <typename Range, closure_selector Closure = closure<Range>::value>
+struct range_iterator_end
+{
+    static inline typename range_iterator_type<Range, Closure>::type
+    apply(Range& range)
+    {
+        return boost::end(range);
+    }
+};
+
+template <typename Range>
+struct range_iterator_end<Range, open>
+{
+    static inline typename range_iterator_type<Range, open>::type
+    apply(Range& range)
+    {
+        return closing_iterator<Range>(range, true);
+    }
+};
+
+
+
+
+
+
+template <typename Range, typename Value, typename Reference = Value>
+class range_segment_iterator
+    : public boost::iterator_facade
+        <
+            range_segment_iterator<Range, Value, Reference>,
+            Value,
+            boost::bidirectional_traversal_tag,
+            Reference
+        >
+{
+    static inline bool has_less_than_two_elements(Range const& r)
+    {
+        return boost::size(r) < ((closure<Range>::value == open) ? 1u : 2u);
+    }
+
+public:
+    typedef typename range_iterator_type<Range>::type iterator_type;
+
+    // default constructor
+    range_segment_iterator()
+        : m_it(), m_has_less_than_two_elements(false)
+    {}
+
+    // for begin
+    range_segment_iterator(Range& r)
+        : m_it(range_iterator_begin<Range>::apply(r))
+        , m_has_less_than_two_elements(has_less_than_two_elements(r))
+    {}
+
+    // for end
+    range_segment_iterator(Range& r, bool)
+        : m_it(range_iterator_end<Range>::apply(r))
+        , m_has_less_than_two_elements(has_less_than_two_elements(r))
+    {
+        if (! m_has_less_than_two_elements)
+        {
+            // the range consists of at least two items
+            --m_it;
+        }
+    }
+
+    template
+    <
+        typename OtherRange,
+        typename OtherValue,
+        typename OtherReference
+    >
+    range_segment_iterator(range_segment_iterator
+                           <
+                               OtherRange,
+                               OtherValue,
+                               OtherReference
+                           > const& other)
+        : m_it(other.m_it)
+    {
+        typedef typename range_segment_iterator
+            <
+                OtherRange, OtherValue, OtherReference
+            >::iterator_type other_iterator_type;
+
+        static const bool are_conv
+            = std::is_convertible<other_iterator_type, iterator_type>::value;
+
+        BOOST_GEOMETRY_STATIC_ASSERT((are_conv),
+            "Other iterator has to be convertible to member iterator.",
+            OtherRange);
+    }
+
+private:
+    friend class boost::iterator_core_access;
+
+    template <typename Rng, typename V, typename R>
+    friend class range_segment_iterator;
+
+    inline Reference dereference() const
+    {
+        if (m_has_less_than_two_elements)
+        {
+            return Reference(*m_it, *m_it);
+        }
+
+        iterator_type next(m_it);
+        ++next;
+        return Reference(*m_it, *next);
+    }
+
+    template
+    <
+        typename OtherRange,
+        typename OtherValue,
+        typename OtherReference
+    >
+    inline bool equal(range_segment_iterator
+                      <
+                          OtherRange,
+                          OtherValue,
+                          OtherReference
+                      > const& other) const
+    {
+        return m_it == other.m_it;
+    }
+
+    inline void increment()
+    {
+        ++m_it;
+    }
+
+    inline void decrement()
+    {
+        --m_it;
+    }
+
+private:
+    iterator_type m_it;
+    bool m_has_less_than_two_elements;
+};
+
+
+}} // namespace detail::segment_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_RANGE_SEGMENT_ITERATOR_HPP

thirdparty/include/boost/geometry/iterators/detail/segment_iterator/value_type.hpp

@@ -0,0 +1,68 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+
+// Copyright (c) 2014-2020, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_VALUE_TYPE_HPP
+#define BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_VALUE_TYPE_HPP
+
+#include <iterator>
+
+#include <boost/geometry/geometries/segment.hpp>
+#include <boost/geometry/geometries/pointing_segment.hpp>
+#include <boost/geometry/iterators/point_iterator.hpp>
+#include <boost/geometry/util/type_traits_std.hpp>
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail { namespace segment_iterator
+{
+
+template <typename Geometry>
+struct value_type
+{
+    typedef typename std::iterator_traits
+        <
+            geometry::point_iterator<Geometry>
+        >::reference point_iterator_reference_type;
+
+    typedef typename detail::point_iterator::value_type
+        <
+            Geometry
+        >::type point_iterator_value_type;
+
+    // If the reference type of the point iterator is not really a
+    // reference, then dereferencing a point iterator would create
+    // a temporary object.
+    // In this case using a pointing_segment to represent the
+    // dereferenced value of the segment iterator cannot be used, as
+    // it would store pointers to temporary objects. Instead we use a
+    // segment, which does a full copy of the temporary objects
+    // returned by the point iterator.
+    typedef std::conditional_t
+        <
+            std::is_reference<point_iterator_reference_type>::value,
+            geometry::model::pointing_segment<point_iterator_value_type>,
+            geometry::model::segment
+                <
+                    typename util::remove_cptrref
+                        <
+                            point_iterator_value_type
+                        >::type
+                >
+        > type;
+};
+
+}} // namespace detail::segment_iterator
+#endif // DOXYGEN_NO_DETAIL
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_SEGMENT_ITERATOR_VALUE_TYPE_HPP