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// Boost.Geometry Index
//
// n-dimensional bounds
//
// Copyright (c) 2011-2014 Adam Wulkiewicz, Lodz, Poland.
//
// This file was modified by Oracle on 2019-2021.
// Modifications copyright (c) 2019-2021 Oracle and/or its affiliates.
// Contributed and/or modified by Adam Wulkiewicz, 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_INDEX_DETAIL_ALGORITHMS_BOUNDS_HPP
#define BOOST_GEOMETRY_INDEX_DETAIL_ALGORITHMS_BOUNDS_HPP
#include <boost/geometry/algorithms/convert.hpp>
#include <boost/geometry/algorithms/detail/covered_by/interface.hpp>
#include <boost/geometry/algorithms/detail/envelope/interface.hpp>
#include <boost/geometry/algorithms/detail/expand/interface.hpp>
#include <boost/geometry/index/detail/bounded_view.hpp>
namespace boost { namespace geometry { namespace index { namespace detail
{
namespace dispatch
{
template <typename Geometry,
typename Bounds,
typename TagGeometry = typename geometry::tag<Geometry>::type,
typename TagBounds = typename geometry::tag<Bounds>::type>
struct bounds
{
template <typename Strategy>
static inline void apply(Geometry const& g, Bounds & b, Strategy const& )
{
geometry::convert(g, b);
}
};
template <typename Geometry, typename Bounds>
struct bounds<Geometry, Bounds, segment_tag, box_tag>
{
template <typename Strategy>
static inline void apply(Geometry const& g, Bounds & b, Strategy const& s)
{
index::detail::bounded_view<Geometry, Bounds, Strategy> v(g, s);
geometry::convert(v, b);
}
};
} // namespace dispatch
template <typename Geometry, typename Bounds, typename Strategy>
inline void bounds(Geometry const& g, Bounds & b, Strategy const& s)
{
concepts::check_concepts_and_equal_dimensions<Geometry const, Bounds>();
dispatch::bounds<Geometry, Bounds>::apply(g, b, s);
}
namespace dispatch
{
template <typename Bounds,
typename Geometry,
typename TagBounds = typename geometry::tag<Bounds>::type,
typename TagGeometry = typename geometry::tag<Geometry>::type>
struct expand
{
// STATIC ASSERT
};
template <typename Bounds, typename Geometry>
struct expand<Bounds, Geometry, box_tag, point_tag>
{
static inline void apply(Bounds & b, Geometry const& g)
{
geometry::expand(b, g);
}
template <typename Strategy>
static inline void apply(Bounds & b, Geometry const& g, Strategy const& s)
{
geometry::expand(b, g, s);
}
};
template <typename Bounds, typename Geometry>
struct expand<Bounds, Geometry, box_tag, box_tag>
{
static inline void apply(Bounds & b, Geometry const& g)
{
geometry::expand(b, g);
}
template <typename Strategy>
static inline void apply(Bounds & b, Geometry const& g, Strategy const& s)
{
geometry::expand(b, g, s);
}
};
template <typename Bounds, typename Geometry>
struct expand<Bounds, Geometry, box_tag, segment_tag>
{
static inline void apply(Bounds & b, Geometry const& g)
{
geometry::expand(b, g);
}
template <typename Strategy>
static inline void apply(Bounds & b, Geometry const& g, Strategy const& s)
{
geometry::expand(b, geometry::return_envelope<Bounds>(g, s), s);
// requires additional strategy
//geometry::expand(b, g, s);
}
};
} // namespace dispatch
template <typename Bounds, typename Geometry, typename Strategy>
inline void expand(Bounds & b, Geometry const& g, Strategy const& s)
{
dispatch::expand<Bounds, Geometry>::apply(b, g, s);
}
template <typename Bounds, typename Geometry>
inline void expand(Bounds & b, Geometry const& g, default_strategy const& )
{
dispatch::expand<Bounds, Geometry>::apply(b, g);
}
namespace dispatch
{
template <typename Geometry,
typename Bounds,
typename TagGeometry = typename geometry::tag<Geometry>::type,
typename TagBounds = typename geometry::tag<Bounds>::type>
struct covered_by_bounds
{};
template <typename Geometry, typename Bounds>
struct covered_by_bounds<Geometry, Bounds, point_tag, box_tag>
{
static inline bool apply(Geometry const& g, Bounds & b)
{
return geometry::covered_by(g, b);
}
template <typename Strategy>
static inline bool apply(Geometry const& g, Bounds & b, Strategy const& s)
{
return geometry::covered_by(g, b, s);
}
};
template <typename Geometry, typename Bounds>
struct covered_by_bounds<Geometry, Bounds, box_tag, box_tag>
{
static inline bool apply(Geometry const& g, Bounds & b)
{
return geometry::covered_by(g, b);
}
template <typename Strategy>
static inline bool apply(Geometry const& g, Bounds & b, Strategy const& s)
{
return geometry::covered_by(g, b, s);
}
};
template <typename Geometry, typename Bounds>
struct covered_by_bounds<Geometry, Bounds, segment_tag, box_tag>
{
static inline bool apply(Geometry const& g, Bounds & b)
{
typedef typename point_type<Geometry>::type point_type;
typedef geometry::model::box<point_type> bounds_type;
typedef index::detail::bounded_view<Geometry, bounds_type, default_strategy> view_type;
return geometry::covered_by(view_type(g, default_strategy()), b);
}
template <typename Strategy>
static inline bool apply(Geometry const& g, Bounds & b, Strategy const& strategy)
{
typedef typename point_type<Geometry>::type point_type;
typedef geometry::model::box<point_type> bounds_type;
typedef index::detail::bounded_view<Geometry, bounds_type, Strategy> view_type;
return geometry::covered_by(view_type(g, strategy), b, strategy);
}
};
} // namespace dispatch
template <typename Geometry, typename Bounds, typename Strategy>
inline bool covered_by_bounds(Geometry const& g, Bounds & b, Strategy const& s)
{
return dispatch::covered_by_bounds<Geometry, Bounds>::apply(g, b, s);
}
template <typename Geometry, typename Bounds>
inline bool covered_by_bounds(Geometry const& g, Bounds & b, default_strategy const& )
{
return dispatch::covered_by_bounds<Geometry, Bounds>::apply(g, b);
}
}}}} // namespace boost::geometry::index::detail
#endif // BOOST_GEOMETRY_INDEX_DETAIL_ALGORITHMS_BOUNDS_HPP
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