FM / algorithms

/usr/include/boost/geometry/algorithms

Name	Size	Mode	Actions
detail/	-	0755	rm
dispatch/	-	0755	rm
append.hpp	11493	0644	edit dl rm
area.hpp	10657	0644	edit dl rm
assign.hpp	10709	0644	edit dl rm
buffer.hpp	8656	0644	edit dl rm
centroid.hpp	19620	0644	edit dl rm
clear.hpp	5156	0644	edit dl rm
comparable_distance.hpp	1107	0644	edit dl rm
convert.hpp	17327	0644	edit dl rm
convex_hull.hpp	11589	0644	edit dl rm
correct.hpp	9956	0644	edit dl rm
correct_closure.hpp	5862	0644	edit dl rm
covered_by.hpp	1077	0644	edit dl rm
crosses.hpp	8478	0644	edit dl rm
densify.hpp	12472	0644	edit dl rm
difference.hpp	16591	0644	edit dl rm
discrete_frechet_distance.hpp	7844	0644	edit dl rm
discrete_hausdorff_distance.hpp	11281	0644	edit dl rm
disjoint.hpp	1191	0644	edit dl rm
distance.hpp	1110	0644	edit dl rm
envelope.hpp	1021	0644	edit dl rm
equals.hpp	1196	0644	edit dl rm
expand.hpp	1073	0644	edit dl rm
for_each.hpp	9831	0644	edit dl rm
intersection.hpp	806	0644	edit dl rm
intersects.hpp	1145	0644	edit dl rm
is_convex.hpp	6508	0644	edit dl rm
is_empty.hpp	4853	0644	edit dl rm
is_simple.hpp	575	0644	edit dl rm
is_valid.hpp	570	0644	edit dl rm
length.hpp	9341	0644	edit dl rm
line_interpolate.hpp	13054	0644	edit dl rm
make.hpp	5170	0644	edit dl rm
not_implemented.hpp	3839	0644	edit dl rm
num_geometries.hpp	3586	0644	edit dl rm
num_interior_rings.hpp	3756	0644	edit dl rm
num_points.hpp	5565	0644	edit dl rm
num_segments.hpp	4775	0644	edit dl rm
overlaps.hpp	1067	0644	edit dl rm
perimeter.hpp	7212	0644	edit dl rm
point_on_surface.hpp	13281	0644	edit dl rm
relate.hpp	642	0644	edit dl rm
relation.hpp	652	0644	edit dl rm
remove_spikes.hpp	9753	0644	edit dl rm
reverse.hpp	4386	0644	edit dl rm
simplify.hpp	22696	0644	edit dl rm
sym_difference.hpp	23169	0644	edit dl rm
touches.hpp	1127	0644	edit dl rm
transform.hpp	14105	0644	edit dl rm
union.hpp	21383	0644	edit dl rm
unique.hpp	4682	0644	edit dl rm
validity_failure_type.hpp	3684	0644	edit dl rm
within.hpp	1057	0644	edit dl rm

Edit: /usr/include/boost/geometry/algorithms/append.hpp (11493B)

// Boost.Geometry (aka GGL, Generic Geometry Library)

// This file was modified by Oracle on 2014.
// Modifications copyright (c) 2014, 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

// 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_ALGORITHMS_APPEND_HPP
#define BOOST_GEOMETRY_ALGORITHMS_APPEND_HPP

#include <boost/range.hpp>

#include <boost/variant/apply_visitor.hpp>
#include <boost/variant/static_visitor.hpp>
#include <boost/variant/variant_fwd.hpp>

#include <boost/geometry/algorithms/num_interior_rings.hpp>
#include <boost/geometry/algorithms/detail/convert_point_to_point.hpp>
#include <boost/geometry/core/access.hpp>
#include <boost/geometry/core/mutable_range.hpp>
#include <boost/geometry/core/point_type.hpp>
#include <boost/geometry/core/tags.hpp>
#include <boost/geometry/geometries/concepts/check.hpp>
#include <boost/geometry/geometries/variant.hpp>
#include <boost/geometry/util/range.hpp>

namespace boost { namespace geometry
{

#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace append
{

template <typename Geometry, typename Point>
struct append_no_action
{
    static inline void apply(Geometry& , Point const& ,
                int = 0, int = 0)
    {
    }
};

template <typename Geometry, typename Point>
struct append_point
{
    static inline void apply(Geometry& geometry, Point const& point,
                int = 0, int = 0)
    {
        typename geometry::point_type<Geometry>::type copy;
        geometry::detail::conversion::convert_point_to_point(point, copy);
        traits::push_back<Geometry>::apply(geometry, copy);
    }
};

template <typename Geometry, typename Range>
struct append_range
{
    typedef typename boost::range_value<Range>::type point_type;

static inline void apply(Geometry& geometry, Range const& range,
                int = 0, int = 0)
    {
        for (typename boost::range_iterator<Range const>::type
            it = boost::begin(range);
             it != boost::end(range);
             ++it)
        {
            append_point<Geometry, point_type>::apply(geometry, *it);
        }
    }
};

template <typename Polygon, typename Point>
struct point_to_polygon
{
    typedef typename ring_type<Polygon>::type ring_type;
    typedef typename ring_return_type<Polygon>::type exterior_ring_type;
    typedef typename interior_return_type<Polygon>::type interior_ring_range_type;

static inline void apply(Polygon& polygon, Point const& point,
                int ring_index, int = 0)
    {
        if (ring_index == -1)
        {
            exterior_ring_type ext_ring = exterior_ring(polygon);
            append_point<ring_type, Point>::apply(
                        ext_ring, point);
        }
        else if (ring_index < int(num_interior_rings(polygon)))
        {
            interior_ring_range_type int_rings = interior_rings(polygon);
            append_point<ring_type, Point>::apply(
                        range::at(int_rings, ring_index), point);
        }
    }
};

template <typename Polygon, typename Range>
struct range_to_polygon
{
    typedef typename ring_type<Polygon>::type ring_type;
    typedef typename ring_return_type<Polygon>::type exterior_ring_type;
    typedef typename interior_return_type<Polygon>::type interior_ring_range_type;

static inline void apply(Polygon& polygon, Range const& range,
                int ring_index, int = 0)
    {
        if (ring_index == -1)
        {
            exterior_ring_type ext_ring = exterior_ring(polygon);
            append_range<ring_type, Range>::apply(
                        ext_ring, range);
        }
        else if (ring_index < int(num_interior_rings(polygon)))
        {
            interior_ring_range_type int_rings = interior_rings(polygon);
            append_range<ring_type, Range>::apply(
                        range::at(int_rings, ring_index), range);
        }
    }
};

}} // namespace detail::append
#endif // DOXYGEN_NO_DETAIL

#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{

namespace splitted_dispatch
{

template <typename Tag, typename Geometry, typename Point>
struct append_point
    : detail::append::append_no_action<Geometry, Point>
{};

template <typename Geometry, typename Point>
struct append_point<linestring_tag, Geometry, Point>
    : detail::append::append_point<Geometry, Point>
{};

template <typename Geometry, typename Point>
struct append_point<ring_tag, Geometry, Point>
    : detail::append::append_point<Geometry, Point>
{};

template <typename Polygon, typename Point>
struct append_point<polygon_tag, Polygon, Point>
        : detail::append::point_to_polygon<Polygon, Point>
{};

template <typename Tag, typename Geometry, typename Range>
struct append_range
    : detail::append::append_no_action<Geometry, Range>
{};

template <typename Geometry, typename Range>
struct append_range<linestring_tag, Geometry, Range>
    : detail::append::append_range<Geometry, Range>
{};

template <typename Geometry, typename Range>
struct append_range<ring_tag, Geometry, Range>
    : detail::append::append_range<Geometry, Range>
{};

template <typename Polygon, typename Range>
struct append_range<polygon_tag, Polygon, Range>
        : detail::append::range_to_polygon<Polygon, Range>
{};

} // namespace splitted_dispatch

// Default: append a range (or linestring or ring or whatever) to any geometry
template
<
    typename Geometry, typename RangeOrPoint,
    typename TagRangeOrPoint = typename tag<RangeOrPoint>::type
>
struct append
    : splitted_dispatch::append_range<typename tag<Geometry>::type, Geometry, RangeOrPoint>
{};

// Specialization for point to append a point to any geometry
template <typename Geometry, typename RangeOrPoint>
struct append<Geometry, RangeOrPoint, point_tag>
    : splitted_dispatch::append_point<typename tag<Geometry>::type, Geometry, RangeOrPoint>
{};

} // namespace dispatch
#endif // DOXYGEN_NO_DISPATCH

#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace append
{

template <typename MultiGeometry, typename RangeOrPoint>
struct append_to_multigeometry
{
    static inline void apply(MultiGeometry& multigeometry,
                             RangeOrPoint const& range_or_point,
                             int ring_index, int multi_index)
    {

dispatch::append
            <
                typename boost::range_value<MultiGeometry>::type,
                RangeOrPoint
            >::apply(range::at(multigeometry, multi_index), range_or_point, ring_index);
    }
};

}} // namespace detail::append
#endif // DOXYGEN_NO_DETAIL

#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{

namespace splitted_dispatch
{

template <typename Geometry, typename Point>
struct append_point<multi_point_tag, Geometry, Point>
    : detail::append::append_point<Geometry, Point>
{};

template <typename Geometry, typename Range>
struct append_range<multi_point_tag, Geometry, Range>
    : detail::append::append_range<Geometry, Range>
{};

template <typename MultiGeometry, typename RangeOrPoint>
struct append_point<multi_linestring_tag, MultiGeometry, RangeOrPoint>
    : detail::append::append_to_multigeometry<MultiGeometry, RangeOrPoint>
{};

template <typename MultiGeometry, typename RangeOrPoint>
struct append_range<multi_linestring_tag, MultiGeometry, RangeOrPoint>
    : detail::append::append_to_multigeometry<MultiGeometry, RangeOrPoint>
{};

template <typename MultiGeometry, typename RangeOrPoint>
struct append_point<multi_polygon_tag, MultiGeometry, RangeOrPoint>
    : detail::append::append_to_multigeometry<MultiGeometry, RangeOrPoint>
{};

template <typename MultiGeometry, typename RangeOrPoint>
struct append_range<multi_polygon_tag, MultiGeometry, RangeOrPoint>
    : detail::append::append_to_multigeometry<MultiGeometry, RangeOrPoint>
{};

} // namespace splitted_dispatch

} // namespace dispatch
#endif // DOXYGEN_NO_DISPATCH

namespace resolve_variant {

template <typename Geometry>
struct append
{
    template <typename RangeOrPoint>
    static inline void apply(Geometry& geometry,
                             RangeOrPoint const& range_or_point,
                             int ring_index,
                             int multi_index)
    {
        concepts::check<Geometry>();
        dispatch::append<Geometry, RangeOrPoint>::apply(geometry,
                                                        range_or_point,
                                                        ring_index,
                                                        multi_index);
    }
};

template <BOOST_VARIANT_ENUM_PARAMS(typename T)>
struct append<boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> >
{
    template <typename RangeOrPoint>
    struct visitor: boost::static_visitor<void>
    {
        RangeOrPoint const& m_range_or_point;
        int m_ring_index;
        int m_multi_index;

visitor(RangeOrPoint const& range_or_point,
                int ring_index,
                int multi_index):
            m_range_or_point(range_or_point),
            m_ring_index(ring_index),
            m_multi_index(multi_index)
        {}

template <typename Geometry>
        void operator()(Geometry& geometry) const
        {
            append<Geometry>::apply(geometry,
                                    m_range_or_point,
                                    m_ring_index,
                                    m_multi_index);
        }
    };

template <typename RangeOrPoint>
    static inline void apply(boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>& variant_geometry,
                             RangeOrPoint const& range_or_point,
                             int ring_index,
                             int multi_index)
    {
        boost::apply_visitor(
            visitor<RangeOrPoint>(
                range_or_point,
                ring_index,
                multi_index
            ),
            variant_geometry
        );
    }
};

} // namespace resolve_variant;

/*!
\brief Appends one or more points to a linestring, ring, polygon, multi-geometry
\ingroup append
\tparam Geometry \tparam_geometry
\tparam RangeOrPoint Either a range or a point, fullfilling Boost.Range concept or Boost.Geometry Point Concept
\param geometry \param_geometry
\param range_or_point The point or range to add
\param ring_index The index of the ring in case of a polygon:
    exterior ring (-1, the default) or  interior ring index
\param multi_index The index of the geometry to which the points are appended

\qbk{[include reference/algorithms/append.qbk]}
}
 */
template <typename Geometry, typename RangeOrPoint>
inline void append(Geometry& geometry, RangeOrPoint const& range_or_point,
                   int ring_index = -1, int multi_index = 0)
{
    resolve_variant::append<Geometry>
                   ::apply(geometry, range_or_point, ring_index, multi_index);
}

}} // namespace boost::geometry

#endif // BOOST_GEOMETRY_ALGORITHMS_APPEND_HPP

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