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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2014, Oracle and/or its affiliates.
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
#ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_TURNS_PRINT_TURNS_HPP
#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_TURNS_PRINT_TURNS_HPP
#include <iostream>
#include <boost/foreach.hpp>
#include <boost/range.hpp>
#include <boost/geometry/algorithms/detail/overlay/traversal_info.hpp>
#include <boost/geometry/algorithms/detail/overlay/turn_info.hpp>
#include <boost/geometry/algorithms/detail/overlay/debug_turn_info.hpp>
#include <boost/geometry/io/wkt/write.hpp>
#include <boost/geometry/io/dsv/write.hpp>
namespace boost { namespace geometry
{
namespace detail { namespace turns
{
template <typename Geometry1, typename Geometry2, typename Turns>
static inline void print_turns(Geometry1 const& g1,
Geometry2 const& g2,
Turns const& turns)
{
typedef typename boost::range_value<Turns>::type turn_info;
std::cout << geometry::wkt(g1) << std::endl;
std::cout << geometry::wkt(g2) << std::endl;
int index = 0;
BOOST_FOREACH(turn_info const& turn, turns)
{
std::ostream& out = std::cout;
out << index
<< ": " << geometry::method_char(turn.method);
if ( turn.discarded )
out << " (discarded)\n";
else if ( turn.blocked() )
out << " (blocked)\n";
else
out << '\n';
double fraction[2];
fraction[0] = turn.operations[0].fraction.numerator()
/ turn.operations[0].fraction.denominator();
out << geometry::operation_char(turn.operations[0].operation)
<<": seg: " << turn.operations[0].seg_id.source_index
<< ", m: " << turn.operations[0].seg_id.multi_index
<< ", r: " << turn.operations[0].seg_id.ring_index
<< ", s: " << turn.operations[0].seg_id.segment_index << ", ";
out << ", fr: " << fraction[0];
out << ", col?: " << turn.operations[0].is_collinear;
out << ' ' << geometry::dsv(turn.point) << ' ';
out << '\n';
fraction[1] = turn.operations[1].fraction.numerator()
/ turn.operations[1].fraction.denominator();
out << geometry::operation_char(turn.operations[1].operation)
<< ": seg: " << turn.operations[1].seg_id.source_index
<< ", m: " << turn.operations[1].seg_id.multi_index
<< ", r: " << turn.operations[1].seg_id.ring_index
<< ", s: " << turn.operations[1].seg_id.segment_index << ", ";
out << ", fr: " << fraction[1];
out << ", col?: " << turn.operations[1].is_collinear;
out << ' ' << geometry::dsv(turn.point) << ' ';
++index;
std::cout << std::endl;
}
}
}} // namespace detail::turns
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_TURNS_PRINT_TURNS_HPP
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