[ceph.git] / ceph / src / boost / libs / geometry / test / algorithms / set_operations / difference / test_difference_linear_linear.hpp

// Boost.Geometry (aka GGL, Generic Geometry Library)

// Copyright (c) 2014-2017, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle

// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html


#ifndef BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP
#define BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP

#include <limits>

#include <boost/geometry/geometry.hpp>
#include "../test_set_ops_linear_linear.hpp"
#include "../check_turn_less.hpp"
#include <from_wkt.hpp>
#include <to_svg.hpp>


//==================================================================
//==================================================================
// difference of (linear) geometries
//==================================================================
//==================================================================

template <typename Geometry1, typename Geometry2, typename MultiLineString>
inline void check_result(Geometry1 const& geometry1,
                         Geometry2 const& geometry2,
                         MultiLineString const& mls_output,
                         MultiLineString const& mls_diff,
                         std::string const& case_id,
                         double tolerance = std::numeric_limits<double>::epsilon())
{
    BOOST_CHECK_MESSAGE( equals::apply(mls_diff, mls_output, tolerance),
                         "case id: " << case_id
                         << ", difference L/L: " << bg::wkt(geometry1)
                         << " " << bg::wkt(geometry2)
                         << " -> Expected: " << bg::wkt(mls_diff)
                         << std::setprecision(20)
                         << " computed: " << bg::wkt(mls_output) );
}

template
<
    typename Geometry1, typename Geometry2,
    typename MultiLineString
>
class test_difference_of_geometries
{
private:
    static inline void base_test(Geometry1 const& geometry1,
                                 Geometry2 const& geometry2,
                                 MultiLineString const& mls_diff,
                                 std::string const& case_id,
                                 double tolerance,
                                 bool test_vector_and_deque = true,
                                 bool reverse_output_for_checking = false)
    {
        static bool vector_deque_already_tested = false;

        typedef typename boost::range_value<MultiLineString>::type LineString;
        typedef std::vector<LineString> linestring_vector;
        typedef std::deque<LineString> linestring_deque;

        MultiLineString mls_output;

        linestring_vector ls_vector_output;
        linestring_deque ls_deque_output;

        // Check strategy passed explicitly
        typedef typename bg::strategy::relate::services::default_strategy
            <
                Geometry1, Geometry2
            >::type strategy_type;
        bg::difference(geometry1, geometry2, mls_output, strategy_type());

        if (reverse_output_for_checking)
        {
            bg::reverse(mls_output);
        }

        check_result(geometry1, geometry2, mls_output, mls_diff, case_id, tolerance);

        // Check normal behaviour
        bg::clear(mls_output);
        bg::difference(geometry1, geometry2, mls_output);

        if ( reverse_output_for_checking ) 
        {
            bg::reverse(mls_output);
        }

        check_result(geometry1, geometry2, mls_output, mls_diff, case_id, tolerance);
        
        set_operation_output("difference", case_id,
                             geometry1, geometry2, mls_output);

        if ( !vector_deque_already_tested && test_vector_and_deque )
        {
            vector_deque_already_tested = true;
#ifdef BOOST_GEOMETRY_TEST_DEBUG
            std::cout << std::endl;
            std::cout << "Testing with vector and deque as output container..."
                      << std::endl;
#endif
            bg::difference(geometry1, geometry2, ls_vector_output);
            bg::difference(geometry1, geometry2, ls_deque_output);

            BOOST_CHECK(multilinestring_equals
                        <
                            false
                        >::apply(mls_diff, ls_vector_output, tolerance));

            BOOST_CHECK(multilinestring_equals
                        <
                            false
                        >::apply(mls_diff, ls_deque_output, tolerance));

#ifdef BOOST_GEOMETRY_TEST_DEBUG
            std::cout << "Done!" << std::endl << std::endl;
#endif
        }

#ifdef BOOST_GEOMETRY_TEST_DEBUG
        std::cout << "Geometry #1: " << bg::wkt(geometry1) << std::endl;
        std::cout << "Geometry #2: " << bg::wkt(geometry2) << std::endl;
        std::cout << "difference : " << bg::wkt(mls_output) << std::endl;
        std::cout << "expected difference : " << bg::wkt(mls_diff) << std::endl;
        std::cout << std::endl;
        std::cout << "************************************" << std::endl;
        std::cout << std::endl;
        std::cout << std::endl;
#endif

        check_turn_less::apply(geometry1, geometry2);
    }


public:
    static inline void apply(Geometry1 const& geometry1,
                             Geometry2 const& geometry2,
                             MultiLineString const& mls_diff,
                             std::string const& case_id,
                             double tolerance
                                 = std::numeric_limits<double>::epsilon())
    {
#ifdef BOOST_GEOMETRY_TEST_DEBUG
        std::cout << "test case: " << case_id << std::endl;
        std::stringstream sstr;
        sstr << "svgs/" << case_id << ".svg";
#ifdef TEST_WITH_SVG
        to_svg(geometry1, geometry2, sstr.str());
#endif
#endif

        Geometry1 rg1(geometry1);
        bg::reverse<Geometry1>(rg1);

        Geometry2 rg2(geometry2);
        bg::reverse<Geometry2>(rg2);

        test_get_turns_ll_invariance<>::apply(geometry1, geometry2);
#ifdef BOOST_GEOMETRY_TEST_DEBUG
        std::cout << std::endl
                  << "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%"
                  << std::endl << std::endl;
#endif
        test_get_turns_ll_invariance<>::apply(rg1, geometry2);

        base_test(geometry1, geometry2, mls_diff, case_id, tolerance);
        base_test(geometry1, rg2, mls_diff, case_id, tolerance, false);
        base_test(rg1, geometry2, mls_diff, case_id, tolerance, false, true);
        base_test(rg1, rg2, mls_diff, case_id, tolerance, false, true);

#ifdef BOOST_GEOMETRY_TEST_DEBUG
        std::cout << std::endl;
        std::cout << std::endl;
#endif
    }
};


#endif // BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP
Commit	Line	Data
7c673cae FG	1	// Boost.Geometry (aka GGL, Generic Geometry Library)
7c673cae FG	2
b32b8144 FG	3	// Copyright (c) 2014-2017, Oracle and/or its affiliates.
	4	// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
	5	// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
7c673cae FG	6
	7	// Licensed under the Boost Software License version 1.0.
	8	// http://www.boost.org/users/license.html
	9
7c673cae FG	10
	11	#ifndef BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP
	12	#define BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP
	13
	14	#include <limits>
	15
	16	#include <boost/geometry/geometry.hpp>
	17	#include "../test_set_ops_linear_linear.hpp"
	18	#include "../check_turn_less.hpp"
	19	#include <from_wkt.hpp>
	20	#include <to_svg.hpp>
	21
	22
	23	//==================================================================
	24	//==================================================================
	25	// difference of (linear) geometries
	26	//==================================================================
	27	//==================================================================
	28
b32b8144 FG	29	template <typename Geometry1, typename Geometry2, typename MultiLineString>
	30	inline void check_result(Geometry1 const& geometry1,
	31	Geometry2 const& geometry2,
	32	MultiLineString const& mls_output,
	33	MultiLineString const& mls_diff,
	34	std::string const& case_id,
	35	double tolerance = std::numeric_limits<double>::epsilon())
	36	{
	37	BOOST_CHECK_MESSAGE( equals::apply(mls_diff, mls_output, tolerance),
	38	"case id: " << case_id
	39	<< ", difference L/L: " << bg::wkt(geometry1)
	40	<< " " << bg::wkt(geometry2)
	41	<< " -> Expected: " << bg::wkt(mls_diff)
	42	<< std::setprecision(20)
	43	<< " computed: " << bg::wkt(mls_output) );
	44	}
	45
7c673cae FG	46	template
	47	<
	48	typename Geometry1, typename Geometry2,
	49	typename MultiLineString
	50	>
	51	class test_difference_of_geometries
	52	{
	53	private:
	54	static inline void base_test(Geometry1 const& geometry1,
	55	Geometry2 const& geometry2,
	56	MultiLineString const& mls_diff,
	57	std::string const& case_id,
	58	double tolerance,
	59	bool test_vector_and_deque = true,
	60	bool reverse_output_for_checking = false)
	61	{
	62	static bool vector_deque_already_tested = false;
	63
	64	typedef typename boost::range_value<MultiLineString>::type LineString;
	65	typedef std::vector<LineString> linestring_vector;
	66	typedef std::deque<LineString> linestring_deque;
	67
	68	MultiLineString mls_output;
	69
	70	linestring_vector ls_vector_output;
	71	linestring_deque ls_deque_output;
	72
b32b8144 FG	73	// Check strategy passed explicitly
	74	typedef typename bg::strategy::relate::services::default_strategy
	75	<
	76	Geometry1, Geometry2
	77	>::type strategy_type;
	78	bg::difference(geometry1, geometry2, mls_output, strategy_type());
	79
	80	if (reverse_output_for_checking)
	81	{
	82	bg::reverse(mls_output);
	83	}
	84
	85	check_result(geometry1, geometry2, mls_output, mls_diff, case_id, tolerance);
	86
	87	// Check normal behaviour
	88	bg::clear(mls_output);
7c673cae FG	89	bg::difference(geometry1, geometry2, mls_output);
	90
	91	if ( reverse_output_for_checking )
	92	{
	93	bg::reverse(mls_output);
	94	}
	95
b32b8144 FG	96	check_result(geometry1, geometry2, mls_output, mls_diff, case_id, tolerance);
b32b8144 FG	97
7c673cae FG	98	set_operation_output("difference", case_id,
	99	geometry1, geometry2, mls_output);
	100
	101	if ( !vector_deque_already_tested && test_vector_and_deque )
	102	{
	103	vector_deque_already_tested = true;
	104	#ifdef BOOST_GEOMETRY_TEST_DEBUG
	105	std::cout << std::endl;
	106	std::cout << "Testing with vector and deque as output container..."
	107	<< std::endl;
	108	#endif
	109	bg::difference(geometry1, geometry2, ls_vector_output);
	110	bg::difference(geometry1, geometry2, ls_deque_output);
	111
	112	BOOST_CHECK(multilinestring_equals
	113	<
	114	false
	115	>::apply(mls_diff, ls_vector_output, tolerance));
	116
	117	BOOST_CHECK(multilinestring_equals
	118	<
	119	false
	120	>::apply(mls_diff, ls_deque_output, tolerance));
	121
	122	#ifdef BOOST_GEOMETRY_TEST_DEBUG
	123	std::cout << "Done!" << std::endl << std::endl;
	124	#endif
	125	}
	126
	127	#ifdef BOOST_GEOMETRY_TEST_DEBUG
	128	std::cout << "Geometry #1: " << bg::wkt(geometry1) << std::endl;
	129	std::cout << "Geometry #2: " << bg::wkt(geometry2) << std::endl;
	130	std::cout << "difference : " << bg::wkt(mls_output) << std::endl;
	131	std::cout << "expected difference : " << bg::wkt(mls_diff) << std::endl;
	132	std::cout << std::endl;
	133	std::cout << "************************************" << std::endl;
	134	std::cout << std::endl;
	135	std::cout << std::endl;
	136	#endif
	137
	138	check_turn_less::apply(geometry1, geometry2);
	139	}
	140
	141
	142	public:
	143	static inline void apply(Geometry1 const& geometry1,
	144	Geometry2 const& geometry2,
	145	MultiLineString const& mls_diff,
	146	std::string const& case_id,
	147	double tolerance
	148	= std::numeric_limits<double>::epsilon())
	149	{
	150	#ifdef BOOST_GEOMETRY_TEST_DEBUG
	151	std::cout << "test case: " << case_id << std::endl;
	152	std::stringstream sstr;
	153	sstr << "svgs/" << case_id << ".svg";
	154	#ifdef TEST_WITH_SVG
	155	to_svg(geometry1, geometry2, sstr.str());
	156	#endif
	157	#endif
	158
	159	Geometry1 rg1(geometry1);
	160	bg::reverse<Geometry1>(rg1);
	161
162	Geometry2 rg2(geometry2);
163	bg::reverse<Geometry2>(rg2);
164
165	test_get_turns_ll_invariance<>::apply(geometry1, geometry2);
166	#ifdef BOOST_GEOMETRY_TEST_DEBUG
167	std::cout << std::endl
168	<< "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%"
169	<< std::endl << std::endl;
170	#endif
171	test_get_turns_ll_invariance<>::apply(rg1, geometry2);
172
173	base_test(geometry1, geometry2, mls_diff, case_id, tolerance);
174	base_test(geometry1, rg2, mls_diff, case_id, tolerance, false);
175	base_test(rg1, geometry2, mls_diff, case_id, tolerance, false, true);
176	base_test(rg1, rg2, mls_diff, case_id, tolerance, false, true);
177
178	#ifdef BOOST_GEOMETRY_TEST_DEBUG
179	std::cout << std::endl;
180	std::cout << std::endl;
181	#endif
182	}
183	};
184
185
186	#endif // BOOST_GEOMETRY_TEST_DIFFERENCE_LINEAR_LINEAR_HPP