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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
// This file was modified by Oracle on 2017-2021.
// Modifications copyright (c) 2017-2021, 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)
#include <iostream>
#include <geometry_test_common.hpp>
#include <boost/geometry/algorithms/detail/overlay/get_turn_info.hpp>
#include <boost/geometry/algorithms/detail/overlay/get_relative_order.hpp>
#include <boost/geometry/algorithms/intersection.hpp>
#include <boost/geometry/algorithms/make.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
#if defined(TEST_WITH_SVG)
# include <boost/geometry/io/svg/svg_mapper.hpp>
#endif
#include <boost/geometry/strategy/cartesian/side_robust.hpp>
#include <boost/geometry/strategy/cartesian/side_by_triangle.hpp>
#include <boost/geometry/strategies/side.hpp>
template <typename P, typename T>
void test_with_point(std::string const& /*caseid*/,
T pi_x, T pi_y, T pj_x, T pj_y,
T ri_x, T ri_y, T rj_x, T rj_y,
T si_x, T si_y, T sj_x, T sj_y,
int expected_order)
{
P pi = bg::make<P>(pi_x, pi_y);
P pj = bg::make<P>(pj_x, pj_y);
P ri = bg::make<P>(ri_x, ri_y);
P rj = bg::make<P>(rj_x, rj_y);
P si = bg::make<P>(si_x, si_y);
P sj = bg::make<P>(sj_x, sj_y);
typedef typename bg::strategy::side::services::default_strategy
<
typename bg::cs_tag<P>::type
>::type strategy_type;
int order = bg::detail::overlay::get_relative_order::apply(pi, pj, ri, rj, si, sj, strategy_type());
BOOST_CHECK_EQUAL(order, expected_order);
/*
std::cout << caseid
<< (caseid.find("_") == std::string::npos ? " " : "")
<< " " << method
<< " " << detected
<< " " << order
<< std::endl;
*/
/*#if defined(TEST_WITH_SVG)
{
std::ostringstream filename;
filename << "get_turn_info_" << caseid
<< "_" << string_from_type<typename bg::coordinate_type<P>::type>::name()
<< ".svg";
std::ofstream svg(filename.str().c_str());
bg::svg_mapper<P> mapper(svg, 500, 500);
mapper.add(bg::make<P>(0, 0));
mapper.add(bg::make<P>(10, 10));
bg::model::linestring<P> p; p.push_back(pi); p.push_back(pj); p.push_back(pk);
bg::model::linestring<P> q; q.push_back(qi); q.push_back(qj); q.push_back(qk);
mapper.map(p, "opacity:0.8;stroke:rgb(0,192,0);stroke-width:3");
mapper.map(q, "opacity:0.8;stroke:rgb(0,0,255);stroke-width:3");
std::string style = ";font-family='Verdana';font-weight:bold";
std::string align = ";text-anchor:end;text-align:end";
int offset = 8;
mapper.text(pi, "pi", "fill:rgb(0,192,0)" + style, offset, offset);
mapper.text(pj, "pj", "fill:rgb(0,192,0)" + style, offset, offset);
mapper.text(pk, "pk", "fill:rgb(0,192,0)" + style, offset, offset);
mapper.text(qi, "qi", "fill:rgb(0,0,255)" + style + align, -offset, offset);
mapper.text(qj, "qj", "fill:rgb(0,0,255)" + style + align, -offset, offset);
mapper.text(qk, "qk", "fill:rgb(0,0,255)" + style + align, -offset, offset);
int factor = 1; // second info, if any, will go left by factor -1
int ch = '1';
for (typename tp_vector::const_iterator it = info.begin();
it != info.end();
++it, factor *= -1, ch++)
{
bool at_j = it->method == bg::detail::overlay::method_crosses;
std::string op;
op += operation_char(it->operations[0].operation);
align = ";text-anchor:middle;text-align:center";
mapper.text(at_j ? pj : pk, op, "fill:rgb(255,128,0)" + style + align, offset * factor, -offset);
op.clear();
op += operation_char(it->operations[1].operation);
mapper.text(at_j ? qj : qk, op, "fill:rgb(255,128,0)" + style + align, offset * factor, -offset);
// Map intersection point + method
mapper.map(it->point, "opacity:0.8;fill:rgb(255,0,0);stroke:rgb(0,0,100);stroke-width:1");
op.clear();
op += method_char(it->method);
if (info.size() != 1)
{
op += ch;
op += " p:"; op += operation_char(it->operations[0].operation);
op += " q:"; op += operation_char(it->operations[1].operation);
}
mapper.text(it->point, op, "fill:rgb(255,0,0)" + style, offset, -offset);
}
}
#endif
*/
}
template <typename P>
void test_all()
{
test_with_point<P, double>("OLR1",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
3, 3, 7, 2, // s
1);
test_with_point<P, double>("OLR2",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
3, 7, 7, 6, // s
-1);
test_with_point<P, double>("OLR3",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
4, 2, 9, 6, // s
1);
test_with_point<P, double>("OLR4",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
3, 8, 9, 4, // s
-1);
test_with_point<P, double>("OLR5",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
4, 2, 8, 6, // s
1);
test_with_point<P, double>("OLR6",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
3, 7, 9, 4, // s
-1);
test_with_point<P, double>("OLR7",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
1, 4, 7, 7, // s
-1);
test_with_point<P, double>("OLR8",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
1, 6, 7, 3, // s
1);
test_with_point<P, double>("OD1",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
7, 2, 3, 3, // s
1);
test_with_point<P, double>("OD9",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
7, 5, 3, 3, // s
1);
test_with_point<P, double>("OD10",
5, 1, 5, 8, // p
3, 5, 7, 5, // r
7, 5, 3, 7, // s
-1);
test_with_point<P, double>("OD11",
5, 1, 5, 8, // p
7, 5, 3, 5, // r
3, 5, 7, 7, // s
-1);
test_with_point<P, double>("OD12",
5, 1, 5, 8, // p
7, 5, 3, 5, // r
3, 5, 7, 3, // s
1);
}
int test_main(int, char* [])
{
test_all<bg::model::d2::point_xy<double> >();
return 0;
}
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