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94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
2 years ago
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// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
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// Copyright (c) 2013-2015 Adam Wulkiewicz, Lodz, Poland.
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// This file was modified by Oracle on 2013-2021.
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// Modifications copyright (c) 2013-2021, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
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// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
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// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISJOINT_BOX_BOX_HPP
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#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISJOINT_BOX_BOX_HPP
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#include <cstddef>
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#include <boost/geometry/algorithms/dispatch/disjoint.hpp>
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#include <boost/geometry/strategies/detail.hpp>
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namespace boost { namespace geometry
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{
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#ifndef DOXYGEN_NO_DETAIL
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namespace detail { namespace disjoint
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{
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/*!
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\brief Internal utility function to detect if boxes are disjoint
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\note Is used from other algorithms, declared separately
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to avoid circular references
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*/
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template
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<
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typename Box1, typename Box2, typename Strategy,
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std::enable_if_t<strategies::detail::is_umbrella_strategy<Strategy>::value, int> = 0
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>
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inline bool disjoint_box_box(Box1 const& box1, Box2 const& box2, Strategy const& strategy)
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{
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typedef decltype(strategy.disjoint(box1, box2)) strategy_type;
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return strategy_type::apply(box1, box2);
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}
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template
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<
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typename Box1, typename Box2, typename Strategy,
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std::enable_if_t<! strategies::detail::is_umbrella_strategy<Strategy>::value, int> = 0
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>
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inline bool disjoint_box_box(Box1 const& box1, Box2 const& box2, Strategy const& )
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{
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return Strategy::apply(box1, box2);
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}
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}} // namespace detail::disjoint
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#endif // DOXYGEN_NO_DETAIL
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#ifndef DOXYGEN_NO_DISPATCH
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namespace dispatch
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{
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template <typename Box1, typename Box2, std::size_t DimensionCount>
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struct disjoint<Box1, Box2, DimensionCount, box_tag, box_tag, false>
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{
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template <typename Strategy>
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static inline bool apply(Box1 const& box1, Box2 const& box2, Strategy const& strategy)
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{
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typedef decltype(strategy.disjoint(box1, box2)) strategy_type;
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return strategy_type::apply(box1, box2);
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}
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};
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} // namespace dispatch
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#endif // DOXYGEN_NO_DISPATCH
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISJOINT_BOX_BOX_HPP
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