// 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 2018.
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// Modifications copyright (c) 2018 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_OVERLAY_STREAM_INFO_HPP
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#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_STREAM_INFO_HPP
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#include <string>
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#include <boost/geometry/algorithms/detail/overlay/turn_info.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 overlay
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{
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static inline std::string dir(int d)
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{
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return d == 0 ? "-" : (d == 1 ? "L" : d == -1 ? "R" : "#");
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}
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static inline std::string how_str(int h)
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{
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return h == 0 ? "-" : (h == 1 ? "A" : "D");
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}
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template <typename P, typename SR, typename O, typename C>
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std::ostream& operator<<(std::ostream &os, turn_info<P, SR, O, C> const& info)
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{
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os << "\t"
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<< " src " << info.seg_id.source_index
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<< " seg " << info.seg_id.segment_index
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<< " (// " << info.other_id.source_index
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<< "." << info.other_id.segment_index << ")"
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<< " how " << info.how
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<< "[" << how_str(info.arrival)
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<< " " << dir(info.direction)
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<< (info.opposite ? " o" : "")
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<< "]"
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<< " sd "
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<< dir(info.sides.template get<0,0>())
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<< dir(info.sides.template get<0,1>())
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<< dir(info.sides.template get<1,0>())
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<< dir(info.sides.template get<1,1>())
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<< " nxt seg " << info.travels_to_vertex_index
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<< " , ip " << info.travels_to_ip_index
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<< " , or " << info.next_ip_index
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<< " frac " << info.fraction
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<< info.visit_state;
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if (info.flagged)
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{
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os << " FLAGGED";
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}
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return os;
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}
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}} // namespace detail::overlay
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#endif //DOXYGEN_NO_DETAIL
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_STREAM_INFO_HPP
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