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110 lines
2.8 KiB
C++
110 lines
2.8 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
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// This file was modified by Oracle on 2013-2020.
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// Modifications copyright (c) 2013-2020 Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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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_RELATE_RELATE_IMPL_HPP
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#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_RELATE_RELATE_IMPL_HPP
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#include <type_traits>
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#include <boost/geometry/algorithms/detail/relate/interface.hpp>
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#include <boost/geometry/algorithms/not_implemented.hpp>
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#include <boost/geometry/core/tag.hpp>
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namespace boost { namespace geometry {
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#ifndef DOXYGEN_NO_DETAIL
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namespace detail { namespace relate {
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struct implemented_tag {};
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template
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<
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typename Geometry1,
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typename Geometry2
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>
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struct relate_impl_base
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: std::conditional_t
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<
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std::is_base_of
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<
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nyi::not_implemented_tag,
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dispatch::relate<Geometry1, Geometry2>
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>::value,
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not_implemented
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<
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typename geometry::tag<Geometry1>::type,
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typename geometry::tag<Geometry2>::type
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>,
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implemented_tag
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>
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{};
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template
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<
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typename Geometry1,
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typename Geometry2,
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typename StaticMask
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>
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struct relate_impl_dispatch
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: relate_impl_base<Geometry1, Geometry2>
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{
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template <typename Strategy>
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static inline bool apply(Geometry1 const& g1, Geometry2 const& g2, Strategy const& strategy)
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{
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typename detail::relate::result_handler_type
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<
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Geometry1,
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Geometry2,
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StaticMask
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>::type handler;
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dispatch::relate<Geometry1, Geometry2>::apply(g1, g2, handler, strategy);
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return handler.result();
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}
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};
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template <typename Geometry1, typename Geometry2>
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struct relate_impl_dispatch<Geometry1, Geometry2, detail::relate::false_mask>
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: relate_impl_base<Geometry1, Geometry2>
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{
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template <typename Strategy>
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static inline bool apply(Geometry1 const& , Geometry2 const& , Strategy const& )
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{
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return false;
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}
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};
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template
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<
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template <typename, typename> class StaticMaskTrait,
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typename Geometry1,
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typename Geometry2
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>
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struct relate_impl
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: relate_impl_dispatch
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<
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Geometry1,
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Geometry2,
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typename StaticMaskTrait<Geometry1, Geometry2>::type
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>
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{};
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}} // namespace detail::relate
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#endif // DOXYGEN_NO_DETAIL
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_RELATE_RELATE_IMPL_HPP
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