/usr/include/boost/geometry/algorithms/detail/for_each_range.hpp is in libboost1.55-dev 1.55.0+dfsg-3.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | // 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_ALGORITHMS_DETAIL_FOR_EACH_RANGE_HPP
#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_FOR_EACH_RANGE_HPP
#include <boost/mpl/assert.hpp>
#include <boost/concept/requires.hpp>
#include <boost/geometry/core/tag.hpp>
#include <boost/geometry/core/tag_cast.hpp>
#include <boost/geometry/util/add_const_if_c.hpp>
#include <boost/geometry/views/box_view.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace for_each
{
template <typename Range, typename Actor, bool IsConst>
struct fe_range_range
{
static inline void apply(
typename add_const_if_c<IsConst, Range>::type& range,
Actor& actor)
{
actor.apply(range);
}
};
template <typename Polygon, typename Actor, bool IsConst>
struct fe_range_polygon
{
static inline void apply(
typename add_const_if_c<IsConst, Polygon>::type& polygon,
Actor& actor)
{
actor.apply(exterior_ring(polygon));
// TODO: If some flag says true, also do the inner rings.
// for convex hull, it's not necessary
}
};
template <typename Box, typename Actor, bool IsConst>
struct fe_range_box
{
static inline void apply(
typename add_const_if_c<IsConst, Box>::type& box,
Actor& actor)
{
actor.apply(box_view<Box>(box));
}
};
}} // namespace detail::for_each
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{
template
<
typename Tag,
typename Geometry,
typename Actor,
bool IsConst
>
struct for_each_range
{
BOOST_MPL_ASSERT_MSG
(
false, NOT_OR_NOT_YET_IMPLEMENTED_FOR_THIS_GEOMETRY_TYPE
, (types<Geometry>)
);
};
template <typename Linestring, typename Actor, bool IsConst>
struct for_each_range<linestring_tag, Linestring, Actor, IsConst>
: detail::for_each::fe_range_range<Linestring, Actor, IsConst>
{};
template <typename Ring, typename Actor, bool IsConst>
struct for_each_range<ring_tag, Ring, Actor, IsConst>
: detail::for_each::fe_range_range<Ring, Actor, IsConst>
{};
template <typename Polygon, typename Actor, bool IsConst>
struct for_each_range<polygon_tag, Polygon, Actor, IsConst>
: detail::for_each::fe_range_polygon<Polygon, Actor, IsConst>
{};
template <typename Box, typename Actor, bool IsConst>
struct for_each_range<box_tag, Box, Actor, IsConst>
: detail::for_each::fe_range_box<Box, Actor, IsConst>
{};
} // namespace dispatch
#endif // DOXYGEN_NO_DISPATCH
namespace detail
{
template <typename Geometry, typename Actor>
inline void for_each_range(Geometry const& geometry, Actor& actor)
{
dispatch::for_each_range
<
typename tag<Geometry>::type,
Geometry,
Actor,
true
>::apply(geometry, actor);
}
}
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_FOR_EACH_RANGE_HPP
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