stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork

This commit is contained in:
2026-02-24 18:38:47 +00:00
parent da8c28aaeb
commit 65cb2619a7
13106 changed files with 2484322 additions and 1804 deletions
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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2015, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_HPP
#include <boost/geometry/views/detail/boundary_view/interface.hpp>
#include <boost/geometry/views/detail/boundary_view/implementation.hpp>
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_HPP
@@ -0,0 +1,466 @@
// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2015, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_IMPLEMENTATION_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_IMPLEMENTATION_HPP
#include <cstddef>
#include <algorithm>
#include <iterator>
#include <memory>
#include <new>
#include <utility>
#include <vector>
#include <boost/core/addressof.hpp>
#include <boost/iterator.hpp>
#include <boost/iterator/iterator_facade.hpp>
#include <boost/iterator/iterator_categories.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/mpl/if.hpp>
#include <boost/range.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/type_traits/is_convertible.hpp>
#include <boost/type_traits/remove_reference.hpp>
#include <boost/geometry/core/assert.hpp>
#include <boost/geometry/core/closure.hpp>
#include <boost/geometry/core/exterior_ring.hpp>
#include <boost/geometry/core/interior_rings.hpp>
#include <boost/geometry/core/ring_type.hpp>
#include <boost/geometry/core/tags.hpp>
#include <boost/geometry/iterators/flatten_iterator.hpp>
#include <boost/geometry/util/range.hpp>
#include <boost/geometry/views/closeable_view.hpp>
#include <boost/geometry/algorithms/num_interior_rings.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace boundary_views
{
template
<
typename Polygon,
typename Value = typename ring_type<Polygon>::type,
typename Reference = typename ring_return_type<Polygon>::type,
typename Difference = typename boost::range_difference
<
typename boost::remove_reference
<
typename interior_return_type<Polygon>::type
>::type
>::type
>
class polygon_rings_iterator
: public boost::iterator_facade
<
polygon_rings_iterator<Polygon, Value, Reference, Difference>,
Value,
boost::random_access_traversal_tag,
Reference,
Difference
>
{
typedef typename boost::range_size
<
typename boost::remove_reference
<
typename interior_return_type<Polygon>::type
>::type
>::type size_type;
public:
// default constructor
polygon_rings_iterator()
: m_polygon(NULL)
, m_index(0)
{}
// for begin
polygon_rings_iterator(Polygon& polygon)
: m_polygon(boost::addressof(polygon))
, m_index(0)
{}
// for end
polygon_rings_iterator(Polygon& polygon, bool)
: m_polygon(boost::addressof(polygon))
, m_index(static_cast<size_type>(num_rings(polygon)))
{}
template
<
typename OtherPolygon,
typename OtherValue,
typename OtherReference,
typename OtherDifference
>
polygon_rings_iterator(polygon_rings_iterator
<
OtherPolygon,
OtherValue,
OtherReference,
OtherDifference
> const& other)
: m_polygon(other.m_polygon)
, m_index(other.m_index)
{
static const bool is_convertible
= boost::is_convertible<OtherPolygon, Polygon>::value;
BOOST_MPL_ASSERT_MSG((is_convertible),
NOT_CONVERTIBLE,
(types<OtherPolygon>));
}
private:
friend class boost::iterator_core_access;
template
<
typename OtherPolygon,
typename OtherValue,
typename OtherReference,
typename OtherDifference
>
friend class polygon_rings_iterator;
static inline std::size_t num_rings(Polygon const& polygon)
{
return geometry::num_interior_rings(polygon) + 1;
}
inline Reference dereference() const
{
if (m_index == 0)
{
return exterior_ring(*m_polygon);
}
return range::at(interior_rings(*m_polygon), m_index - 1);
}
template
<
typename OtherPolygon,
typename OtherValue,
typename OtherReference,
typename OtherDifference
>
inline bool equal(polygon_rings_iterator
<
OtherPolygon,
OtherValue,
OtherReference,
OtherDifference
> const& other) const
{
BOOST_GEOMETRY_ASSERT(m_polygon == other.m_polygon);
return m_index == other.m_index;
}
inline void increment()
{
++m_index;
}
inline void decrement()
{
--m_index;
}
template
<
typename OtherPolygon,
typename OtherValue,
typename OtherReference,
typename OtherDifference
>
inline Difference distance_to(polygon_rings_iterator
<
OtherPolygon,
OtherValue,
OtherReference,
OtherDifference
> const& other) const
{
return static_cast<Difference>(other.m_index)
- static_cast<Difference>(m_index);
}
inline void advance(Difference n)
{
m_index += n;
}
private:
Polygon* m_polygon;
size_type m_index;
};
template <typename Ring>
class ring_boundary : closeable_view<Ring, closure<Ring>::value>::type
{
private:
typedef typename closeable_view<Ring, closure<Ring>::value>::type base_type;
public:
typedef typename base_type::iterator iterator;
typedef typename base_type::const_iterator const_iterator;
typedef linestring_tag tag_type;
explicit ring_boundary(Ring& ring)
: base_type(ring) {}
iterator begin() { return base_type::begin(); }
iterator end() { return base_type::end(); }
const_iterator begin() const { return base_type::begin(); }
const_iterator end() const { return base_type::end(); }
};
template <typename Geometry, typename Tag = typename tag<Geometry>::type>
struct num_rings
{};
template <typename Polygon>
struct num_rings<Polygon, polygon_tag>
{
static inline std::size_t apply(Polygon const& polygon)
{
return geometry::num_interior_rings(polygon) + 1;
}
};
template <typename MultiPolygon>
struct num_rings<MultiPolygon, multi_polygon_tag>
{
static inline std::size_t apply(MultiPolygon const& multipolygon)
{
return geometry::num_interior_rings(multipolygon)
+ static_cast<std::size_t>(boost::size(multipolygon));
}
};
template <typename Geometry, typename Tag = typename tag<Geometry>::type>
struct views_container_initializer
{};
template <typename Polygon>
struct views_container_initializer<Polygon, polygon_tag>
{
template <typename BoundaryView>
static inline void apply(Polygon const& polygon, BoundaryView* views)
{
typedef polygon_rings_iterator<Polygon> rings_iterator_type;
std::uninitialized_copy(rings_iterator_type(polygon),
rings_iterator_type(polygon, true),
views);
}
};
template <typename MultiPolygon>
class views_container_initializer<MultiPolygon, multi_polygon_tag>
{
typedef typename boost::mpl::if_
<
boost::is_const<MultiPolygon>,
typename boost::range_value<MultiPolygon>::type const,
typename boost::range_value<MultiPolygon>::type
>::type polygon_type;
typedef polygon_rings_iterator<polygon_type> inner_iterator_type;
struct polygon_rings_begin
{
static inline inner_iterator_type apply(polygon_type& polygon)
{
return inner_iterator_type(polygon);
}
};
struct polygon_rings_end
{
static inline inner_iterator_type apply(polygon_type& polygon)
{
return inner_iterator_type(polygon, true);
}
};
typedef flatten_iterator
<
typename boost::range_iterator<MultiPolygon>::type,
inner_iterator_type,
typename std::iterator_traits<inner_iterator_type>::value_type,
polygon_rings_begin,
polygon_rings_end,
typename std::iterator_traits<inner_iterator_type>::reference
> rings_iterator_type;
public:
template <typename BoundaryView>
static inline void apply(MultiPolygon const& multipolygon,
BoundaryView* views)
{
rings_iterator_type first(boost::begin(multipolygon),
boost::end(multipolygon));
rings_iterator_type last(boost::end(multipolygon));
std::uninitialized_copy(first, last, views);
}
};
template <typename Areal>
class areal_boundary
{
typedef boundary_view<typename ring_type<Areal>::type> boundary_view_type;
typedef views_container_initializer<Areal> exception_safe_initializer;
template <typename T>
struct automatic_deallocator
{
automatic_deallocator(T* ptr) : m_ptr(ptr) {}
~automatic_deallocator()
{
operator delete(m_ptr);
}
inline void release() { m_ptr = NULL; }
T* m_ptr;
};
inline void initialize_views(Areal const& areal)
{
// initialize number of rings
std::size_t n_rings = num_rings<Areal>::apply(areal);
if (n_rings == 0)
{
return;
}
// allocate dynamic memory
boundary_view_type* views_ptr = static_cast
<
boundary_view_type*
>(operator new(sizeof(boundary_view_type) * n_rings));
// initialize; if exceptions are thrown by constructors
// they are handled automatically by automatic_deallocator
automatic_deallocator<boundary_view_type> deallocator(views_ptr);
exception_safe_initializer::apply(areal, views_ptr);
deallocator.release();
// now initialize member variables safely
m_views = views_ptr;
m_num_rings = n_rings;
}
// disallow copies and/or assignments
areal_boundary(areal_boundary const&);
areal_boundary& operator=(areal_boundary const&);
public:
typedef boundary_view_type* iterator;
typedef boundary_view_type const* const_iterator;
typedef multi_linestring_tag tag_type;
explicit areal_boundary(Areal& areal)
: m_views(NULL)
, m_num_rings(0)
{
initialize_views(areal);
}
~areal_boundary()
{
boundary_view_type* last = m_views + m_num_rings;
for (boundary_view_type* it = m_views; it != last; ++it)
{
it->~boundary_view_type();
}
operator delete(m_views);
}
inline iterator begin() { return m_views; }
inline iterator end() { return m_views + m_num_rings; }
inline const_iterator begin() const { return m_views; }
inline const_iterator end() const { return m_views + m_num_rings; }
private:
boundary_view_type* m_views;
std::size_t m_num_rings;
};
}} // namespace detail::boundary_view
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_DISPATCH
namespace detail_dispatch
{
template <typename Ring>
struct boundary_view<Ring, ring_tag>
: detail::boundary_views::ring_boundary<Ring>
{
explicit boundary_view(Ring& ring)
: detail::boundary_views::ring_boundary<Ring>(ring)
{}
};
template <typename Polygon>
struct boundary_view<Polygon, polygon_tag>
: detail::boundary_views::areal_boundary<Polygon>
{
explicit boundary_view(Polygon& polygon)
: detail::boundary_views::areal_boundary<Polygon>(polygon)
{}
};
template <typename MultiPolygon>
struct boundary_view<MultiPolygon, multi_polygon_tag>
: detail::boundary_views::areal_boundary<MultiPolygon>
{
explicit boundary_view(MultiPolygon& multipolygon)
: detail::boundary_views::areal_boundary
<
MultiPolygon
>(multipolygon)
{}
};
} // namespace detail_dispatch
#endif // DOXYGEN_NO_DISPATCH
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_IMPLEMENTATION_HPP
@@ -0,0 +1,70 @@
// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2015, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_INTERFACE_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_INTERFACE_HPP
#include <boost/geometry/core/tag.hpp>
#include <boost/geometry/algorithms/not_implemented.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DISPATCH
namespace detail_dispatch
{
template <typename Geometry, typename Tag = typename tag<Geometry>::type>
struct boundary_view
: not_implemented<Tag>
{};
} // namespace detail_dispatch
#endif // DOXYGEN_NO_DISPATCH
#ifndef DOXYGEN_NO_DETAIL
namespace detail
{
template <typename Geometry>
struct boundary_view
: detail_dispatch::boundary_view<Geometry>
{
explicit boundary_view(Geometry& geometry)
: detail_dispatch::boundary_view<Geometry>(geometry)
{}
};
} // namespace detail
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
namespace traits
{
template <typename Geometry>
struct tag< geometry::detail::boundary_view<Geometry> >
{
typedef typename detail_dispatch::boundary_view
<
Geometry
>::tag_type type;
};
} // namespace traits
#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_BOUNDARY_VIEW_INTERFACE_HPP
@@ -0,0 +1,123 @@
// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
// Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
// Copyright (c) 2014-2015 Adam Wulkiewicz, Lodz, Poland
// This file was modified by Oracle on 2015.
// Modifications copyright (c) 2015, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// 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_VIEWS_DETAIL_INDEXED_POINT_VIEW_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_INDEXED_POINT_VIEW_HPP
#include <cstddef>
#include <boost/geometry/core/access.hpp>
#include <boost/geometry/core/coordinate_type.hpp>
#include <boost/geometry/core/coordinate_system.hpp>
#include <boost/geometry/core/coordinate_dimension.hpp>
#include <boost/geometry/util/math.hpp>
namespace boost { namespace geometry
{
namespace detail
{
template <typename Geometry, std::size_t Index>
class indexed_point_view
{
indexed_point_view & operator=(indexed_point_view const&);
public:
typedef typename geometry::point_type<Geometry>::type point_type;
typedef typename geometry::coordinate_type<Geometry>::type coordinate_type;
indexed_point_view(Geometry & geometry)
: m_geometry(geometry)
{}
template <std::size_t Dimension>
inline coordinate_type get() const
{
return geometry::get<Index, Dimension>(m_geometry);
}
template <std::size_t Dimension>
inline void set(coordinate_type const& value)
{
geometry::set<Index, Dimension>(m_geometry, value);
}
private:
Geometry & m_geometry;
};
}
#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
namespace traits
{
template <typename Geometry, std::size_t Index>
struct tag< geometry::detail::indexed_point_view<Geometry, Index> >
{
typedef point_tag type;
};
template <typename Geometry, std::size_t Index>
struct coordinate_type< geometry::detail::indexed_point_view<Geometry, Index> >
{
typedef typename geometry::coordinate_type<Geometry>::type type;
};
template <typename Geometry, std::size_t Index>
struct coordinate_system
<
geometry::detail::indexed_point_view<Geometry, Index>
>
{
typedef typename geometry::coordinate_system<Geometry>::type type;
};
template <typename Geometry, std::size_t Index>
struct dimension< geometry::detail::indexed_point_view<Geometry, Index> >
: geometry::dimension<Geometry>
{};
template<typename Geometry, std::size_t Index, std::size_t Dimension>
struct access
<
geometry::detail::indexed_point_view<Geometry, Index>, Dimension
>
{
typedef typename geometry::coordinate_type<Geometry>::type coordinate_type;
static inline coordinate_type get(
geometry::detail::indexed_point_view<Geometry, Index> const& p)
{
return p.template get<Dimension>();
}
static inline void set(
geometry::detail::indexed_point_view<Geometry, Index> & p,
coordinate_type const& value)
{
p.template set<Dimension>(value);
}
};
} // namespace traits
#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_INDEXED_POINT_VIEW_HPP
@@ -0,0 +1,117 @@
// 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 2014.
// Modifications copyright (c) 2014 Oracle and/or its affiliates.
// 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)
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
#ifndef BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
#include <boost/range/begin.hpp>
#include <boost/range/end.hpp>
#include <boost/range/iterator.hpp>
#include <boost/mpl/if.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/geometry/views/detail/range_type.hpp>
#include <boost/geometry/views/reversible_view.hpp>
#include <boost/geometry/views/closeable_view.hpp>
#include <boost/geometry/util/order_as_direction.hpp>
namespace boost { namespace geometry {
#ifndef DOXYGEN_NO_DETAIL
namespace detail {
template <typename Geometry>
struct normalized_view
{
static const bool is_const = boost::is_const<Geometry>::value;
//typedef typename ring_type<Geometry>::type ring_type;
typedef typename detail::range_type<Geometry>::type range_type;
typedef typename
boost::mpl::if_c
<
is_const,
range_type const,
range_type
>::type range;
typedef typename
reversible_view
<
range,
order_as_direction
<
geometry::point_order<Geometry>::value
>::value
>::type reversible_type;
typedef typename
boost::mpl::if_c
<
is_const,
reversible_type const,
reversible_type
>::type reversible;
typedef typename
closeable_view
<
reversible,
geometry::closure<Geometry>::value
>::type closeable_type;
typedef typename
boost::mpl::if_c
<
is_const,
closeable_type const,
closeable_type
>::type closeable;
explicit inline normalized_view(range & r)
: m_reversible(r)
, m_closeable(m_reversible)
{}
typedef typename boost::range_iterator<closeable>::type iterator;
typedef typename boost::range_const_iterator<closeable>::type const_iterator;
inline const_iterator begin() const { return boost::begin(m_closeable); }
inline const_iterator end() const { return boost::end(m_closeable); }
inline iterator begin() { return boost::begin(m_closeable); }
inline iterator end() { return boost::end(m_closeable); }
private:
reversible_type m_reversible;
closeable_type m_closeable;
};
} // namespace detail
#endif // DOXYGEN_NO_DETAIL
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
@@ -0,0 +1,142 @@
// 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.
// 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_VIEWS_DETAIL_POINTS_VIEW_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_POINTS_VIEW_HPP
#include <boost/range.hpp>
#include <boost/iterator.hpp>
#include <boost/iterator/iterator_facade.hpp>
#include <boost/iterator/iterator_categories.hpp>
#include <boost/geometry/core/exception.hpp>
namespace boost { namespace geometry
{
namespace detail
{
// Adapts pointer, on points, to a Boost.Range
template <typename Point, int MaxSize>
class points_view
{
// Iterates over a series of points (indicated by pointer
// to have it lightweight). Probably there is already an
// equivalent of this within Boost. If so, TODO: use that one.
// This used to be "box_iterator" and "segment_iterator".
// ALTERNATIVE: use boost:array and its iterators
struct points_iterator
: public boost::iterator_facade
<
points_iterator,
Point const,
boost::random_access_traversal_tag
>
{
// Constructor: Begin iterator
inline points_iterator(Point const* p)
: m_points(p)
, m_index(0)
{}
// Constructor: End iterator
inline points_iterator(Point const* p, bool)
: m_points(p)
, m_index(MaxSize)
{}
// Constructor: default (for Range Concept checking).
inline points_iterator()
: m_points(NULL)
, m_index(MaxSize)
{}
typedef std::ptrdiff_t difference_type;
private:
friend class boost::iterator_core_access;
inline Point const& dereference() const
{
if (m_index >= 0 && m_index < MaxSize)
{
return m_points[m_index];
}
// If it index larger (or smaller) return first point
// (assuming initialized)
return m_points[0];
}
inline bool equal(points_iterator const& other) const
{
return other.m_index == this->m_index;
}
inline void increment()
{
m_index++;
}
inline void decrement()
{
m_index--;
}
inline difference_type distance_to(points_iterator const& other) const
{
return other.m_index - this->m_index;
}
inline void advance(difference_type n)
{
m_index += n;
}
Point const* m_points;
difference_type m_index;
};
public :
typedef points_iterator const_iterator;
typedef points_iterator iterator; // must be defined
const_iterator begin() const { return const_iterator(m_points); }
const_iterator end() const { return const_iterator(m_points, true); }
// It may NOT be used non-const, so commented:
//iterator begin() { return m_begin; }
//iterator end() { return m_end; }
protected :
template <typename CopyPolicy>
explicit points_view(CopyPolicy const& copy)
{
copy.apply(m_points);
}
private :
// Copy points here - box might define them otherwise
Point m_points[MaxSize];
};
}
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_POINTS_VIEW_HPP
@@ -0,0 +1,134 @@
// 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.
// 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_VIEWS_DETAIL_RANGE_TYPE_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_RANGE_TYPE_HPP
#include <boost/mpl/assert.hpp>
#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>
#include <boost/geometry/views/box_view.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{
template <typename Geometry,
typename Tag = typename tag<Geometry>::type>
struct range_type
{
BOOST_MPL_ASSERT_MSG
(
false, NOT_OR_NOT_YET_IMPLEMENTED_FOR_THIS_GEOMETRY_TYPE
, (types<Geometry>)
);
};
template <typename Geometry>
struct range_type<Geometry, ring_tag>
{
typedef Geometry type;
};
template <typename Geometry>
struct range_type<Geometry, linestring_tag>
{
typedef Geometry type;
};
template <typename Geometry>
struct range_type<Geometry, polygon_tag>
{
typedef typename ring_type<Geometry>::type type;
};
template <typename Geometry>
struct range_type<Geometry, box_tag>
{
typedef box_view<Geometry> type;
};
// multi-point acts itself as a range
template <typename Geometry>
struct range_type<Geometry, multi_point_tag>
{
typedef Geometry type;
};
template <typename Geometry>
struct range_type<Geometry, multi_linestring_tag>
{
typedef typename boost::range_value<Geometry>::type type;
};
template <typename Geometry>
struct range_type<Geometry, multi_polygon_tag>
{
// Call its single-version
typedef typename dispatch::range_type
<
typename boost::range_value<Geometry>::type
>::type type;
};
} // namespace dispatch
#endif // DOXYGEN_NO_DISPATCH
// Will probably be replaced by the more generic "view_as", therefore in detail
namespace detail
{
/*!
\brief Meta-function defining a type which is a boost-range.
\details
- For linestrings and rings, it defines the type itself.
- For polygons it defines the ring type.
- For multi-points, it defines the type itself
- For multi-polygons and multi-linestrings, it defines the single-version
(so in the end the linestring and ring-type-of-multi-polygon)
\ingroup iterators
*/
template <typename Geometry>
struct range_type
{
typedef typename dispatch::range_type
<
Geometry
>::type type;
};
}
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_RANGE_TYPE_HPP
@@ -0,0 +1,196 @@
// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2015, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_VIEWS_DETAIL_TWO_DIMENSIONAL_VIEW_HPP
#define BOOST_GEOMETRY_VIEWS_DETAIL_TWO_DIMENSIONAL_VIEW_HPP
#include <cstddef>
#include <boost/mpl/assert.hpp>
#include <boost/mpl/int.hpp>
#include <boost/geometry/core/access.hpp>
#include <boost/geometry/core/coordinate_type.hpp>
#include <boost/geometry/core/coordinate_system.hpp>
#include <boost/geometry/core/coordinate_dimension.hpp>
#include <boost/geometry/core/point_type.hpp>
#include <boost/geometry/core/tag.hpp>
#include <boost/geometry/core/tags.hpp>
#include <boost/geometry/algorithms/not_implemented.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail
{
template
<
typename Geometry,
std::size_t Dimension1 = 0,
std::size_t Dimension2 = 1,
typename Tag = typename tag<Geometry>::type
>
struct two_dimensional_view
: not_implemented<Tag>
{};
// View that enables to choose two dimensions of a point and see it as
// a two-dimensional point
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct two_dimensional_view<Point, Dimension1, Dimension2, point_tag>
{
BOOST_MPL_ASSERT_MSG(
(Dimension1 < static_cast<std::size_t>(dimension<Point>::value)),
COORDINATE_DIMENSION1_IS_LARGER_THAN_POINT_DIMENSION,
(boost::mpl::int_<Dimension1>));
BOOST_MPL_ASSERT_MSG(
(Dimension2 < static_cast<std::size_t>(dimension<Point>::value)),
COORDINATE_DIMENSION2_IS_LARGER_THAN_POINT_DIMENSION,
(boost::mpl::int_<Dimension2>));
two_dimensional_view(Point& point)
: m_point(point)
{}
Point& m_point;
};
} // namespace detail
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
namespace traits
{
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct tag
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>
>
{
typedef point_tag type;
};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct coordinate_system
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>
> : coordinate_system<typename geometry::point_type<Point>::type>
{};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct coordinate_type
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>
> : coordinate_type<typename geometry::point_type<Point>::type>
{};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct dimension
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>
> : boost::mpl::int_<2>
{};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct point_type
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>
>
{
typedef typename geometry::point_type<Point>::type type;
};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct access
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>,
0
>
{
typedef typename geometry::coordinate_type<Point>::type coordinate_type;
typedef geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
> view_type;
static inline coordinate_type get(view_type const& view)
{
return geometry::get<Dimension1>(view.m_point);
}
static inline void set(view_type& view, coordinate_type const& value)
{
geometry::set<Dimension1>(view.m_point, value);
}
};
template <typename Point, std::size_t Dimension1, std::size_t Dimension2>
struct access
<
geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
>,
1
>
{
typedef typename geometry::coordinate_type<Point>::type coordinate_type;
typedef geometry::detail::two_dimensional_view
<
Point, Dimension1, Dimension2, point_tag
> view_type;
static inline coordinate_type get(view_type const& view)
{
return geometry::get<Dimension2>(view.m_point);
}
static inline void set(view_type& view, coordinate_type const& value)
{
geometry::set<Dimension2>(view.m_point, value);
}
};
} // namespace traits
#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_VIEWS_DETAIL_TWO_DIMENSIONAL_VIEW_HPP