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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2020-2021, Oracle and/or its affiliates.
// 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
#include <geometry_test_common.hpp>
#include <tuple>
#include <boost/tuple/tuple.hpp>
#include <boost/geometry/algorithms/correct.hpp>
#include <boost/geometry/algorithms/equals.hpp>
#include <boost/geometry/algorithms/difference.hpp>
#include <boost/geometry/geometries/geometries.hpp>
#include <boost/geometry/io/wkt/wkt.hpp>
#include <boost/geometry/util/type_traits.hpp>
typedef bg::model::point<double, 2, bg::cs::cartesian> Pt;
typedef bg::model::linestring<Pt> Ls;
typedef bg::model::polygon<Pt> Po;
typedef bg::model::ring<Pt> R;
typedef bg::model::multi_point<Pt> MPt;
typedef bg::model::multi_linestring<Ls> MLs;
typedef bg::model::multi_polygon<Po> MPo;
template <typename G>
inline void check(std::string const& wkt1,
std::string const& wkt2,
G const& g,
std::string const& expected)
{
G expect;
bg::read_wkt(expected, expect);
bg::correct(expect);
if (! boost::empty(g) || ! boost::empty(expect))
{
BOOST_CHECK_MESSAGE(
// Commented out becasue the output in reversed case may be slightly different
// e.g. different number of duplicated points in MultiPoint
//boost::size(g) == boost::size(expect) &&
bg::equals(g, expect),
wkt1 << " \\ " << wkt2 << " -> " << bg::wkt(g)
<< " different than expected: " << expected
);
}
}
template <int I>
inline void check(std::string const& wkt1,
std::string const& wkt2,
boost::tuple<MPt, MLs, MPo> const& tup,
std::string const& out_str)
{
check(wkt1, wkt2, boost::get<I>(tup), out_str);
}
template <int I>
inline void check(std::string const& wkt1,
std::string const& wkt2,
std::pair<MPt, MLs> const& pair,
std::string const& out_str)
{
if (BOOST_GEOMETRY_CONDITION(I == 0))
check(wkt1, wkt2, pair.first, out_str);
else
check(wkt1, wkt2, pair.second, out_str);
}
template <int I>
inline void check(std::string const& wkt1,
std::string const& wkt2,
std::tuple<MPt, MLs, MPo> const& tup,
std::string const& out_str)
{
check(wkt1, wkt2, std::get<I>(tup), out_str);
}
template <typename Geometry>
using out_id = std::integral_constant
<
int,
(bg::util::is_pointlike<Geometry>::value ? 0 :
(bg::util::is_linear<Geometry>::value ? 1 : 2))
>;
template <typename In1, typename In2, typename Tup>
inline void test_one(std::string const& in1_str,
std::string const& in2_str,
std::string const& out1_str,
std::string const& out2_str)
{
In1 in1;
bg::read_wkt(in1_str, in1);
bg::correct(in1);
In2 in2;
bg::read_wkt(in2_str, in2);
bg::correct(in2);
{
Tup result;
bg::difference(in1, in2, result);
check<out_id<In1>::value>(in1_str, in2_str, result, out1_str);
}
{
Tup result;
bg::difference(in2, in1, result);
check<out_id<In2>::value>(in2_str, in1_str, result, out2_str);
}
}
template <typename Tup>
inline void test_pp()
{
test_one<Pt, Pt, Tup>(
"POINT(0 0)",
"POINT(0 0)",
"MULTIPOINT()",
"MULTIPOINT()");
test_one<Pt, Pt, Tup>(
"POINT(0 0)",
"POINT(1 1)",
"MULTIPOINT(0 0)",
"MULTIPOINT(1 1)");
test_one<Pt, MPt, Tup>(
"POINT(0 0)",
"MULTIPOINT(0 0, 1 1)",
"MULTIPOINT()",
"MULTIPOINT(1 1)");
test_one<Pt, MPt, Tup>(
"POINT(2 2)",
"MULTIPOINT(0 0, 1 1)",
"MULTIPOINT(2 2)",
"MULTIPOINT(0 0, 1 1)");
test_one<MPt, MPt, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2)",
"MULTIPOINT(1 1, 3 3, 4 4)",
"MULTIPOINT(0 0, 2 2)",
"MULTIPOINT(3 3, 4 4)");
}
template <typename Tup>
inline void test_pl()
{
test_one<Pt, Ls, Tup>(
"POINT(0 0)",
"LINESTRING(0 0, 1 1)",
"MULTIPOINT()",
"MULTILINESTRING((0 0, 1 1))");
test_one<Pt, MLs, Tup>(
"POINT(0 1)",
"MULTILINESTRING((0 0, 1 1),(1 1, 2 2),(4 4, 5 5))",
"MULTIPOINT(0 1)",
"MULTILINESTRING((0 0, 1 1),(1 1, 2 2),(4 4, 5 5))");
test_one<MPt, Ls, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2, 3 3)",
"LINESTRING(0 0, 1 1)",
"MULTIPOINT(2 2, 3 3)",
"MULTILINESTRING((0 0, 1 1))");
test_one<MPt, MLs, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2, 3 3)",
"MULTILINESTRING((0 0, 1 1),(1 1, 2 2),(4 4, 5 5))",
"MULTIPOINT(3 3)",
"MULTILINESTRING((0 0, 1 1),(1 1, 2 2),(4 4, 5 5))");
}
template <typename Tup>
inline void test_pa()
{
test_one<Pt, R, Tup>(
"POINT(0 0)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"MULTIPOINT()",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)))");
test_one<Pt, Po, Tup>(
"POINT(0 0)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTIPOINT()",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)))");
test_one<Pt, Po, Tup>(
"POINT(3 3)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTIPOINT(3 3)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)))");
test_one<Pt, MPo, Tup>(
"POINT(2 2)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))",
"MULTIPOINT()",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))");
test_one<Pt, MPo, Tup>(
"POINT(3 3)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))",
"MULTIPOINT(3 3)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))");
test_one<Pt, MPo, Tup>(
"POINT(6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))",
"MULTIPOINT(6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))");
test_one<MPt, R, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2, 3 3, 4 4, 5 5, 6 6)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"MULTIPOINT(6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)))");
test_one<MPt, Po, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2, 3 3, 4 4, 5 5, 6 6)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTIPOINT(1 1, 2 2, 3 3, 6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)))");
test_one<MPt, MPo, Tup>(
"MULTIPOINT(0 0, 1 1, 2 2, 3 3, 4 4, 5 5, 6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))",
"MULTIPOINT(3 3, 6 6)",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))");
}
template <typename Tup>
inline void test_ll()
{
test_one<Ls, Ls, Tup>(
"LINESTRING(0 0, 1 0, 2 1, 3 0)",
"LINESTRING(0 0, 1 0, 3 0, 4 0)",
"MULTILINESTRING((1 0, 2 1, 3 0))",
"MULTILINESTRING((1 0, 3 0, 4 0))");
test_one<Ls, MLs, Tup>(
"LINESTRING(0 0, 1 0, 2 1, 3 0)",
"MULTILINESTRING((0 0, 1 0, 3 0),(2 1, 2 2))",
"MULTILINESTRING((1 0, 2 1, 3 0))",
"MULTILINESTRING((1 0, 3 0),(2 1, 2 2))");
test_one<MLs, MLs, Tup>(
"MULTILINESTRING((0 0, 1 0, 2 1),(2 1, 3 0))",
"MULTILINESTRING((0 0, 1 0, 3 0),(2 1, 2 2))",
"MULTILINESTRING((1 0, 2 1),(2 1, 3 0))",
"MULTILINESTRING((1 0, 3 0),(2 1, 2 2))");
test_one<Ls, Ls, Tup>(
"LINESTRING(0 0, 0 5, 5 5, 5 0, 0 0)",
"LINESTRING(0 0, 0 1, 6 1, 5 2, 5 5, 5 6, 4 5, 4 7, 7 7, 7 0, 0 0)",
"MULTILINESTRING((0 1, 0 5, 5 5),(5 2, 5 0))",
"MULTILINESTRING((0 1, 6 1, 5 2),(5 5, 5 6, 4 5, 4 7, 7 7, 7 0, 5 0))");
test_one<MLs, MLs, Tup>(
"MULTILINESTRING((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTILINESTRING((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0))",
"MULTILINESTRING((0 0, 0 5, 5 5, 5 4),(5 1, 5 0, 0 0),(4 4, 4 1))",
"MULTILINESTRING((4 4, 5 4),(5 1, 4 1),(0 0, 2 1, 2 2, 1 2, 0 0))");
}
template <typename Tup>
inline void test_la()
{
test_one<Ls, R, Tup>(
"LINESTRING(0 2, -4 1, 0 0, 5 0, 9 1, 5 2, 9 3, 5 5, 4 9, 4 5, 3 3, 2 5, 2 9, 0 5)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"MULTILINESTRING((0 2, -4 1, 0 0),(5 0, 9 1, 5 2, 9 3, 5 5, 4 9, 4 5),(2 5, 2 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)))");
test_one<Ls, Po, Tup>(
"LINESTRING(1 4, -4 1, 0 0, 5 0, 9 1, 5 2, 9 3, 5 5, 4 9, 4 5, 3 3, 2 5, 2 9, 0 5)",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTILINESTRING((0 3.4, -4 1, 0 0),(5 0, 9 1, 5 2, 9 3, 5 5, 4 9, 4 5),(3.5 4, 3 3, 2.5 4),(2 5, 2 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)))");
test_one<MLs, R, Tup>(
"MULTILINESTRING((0 2, -4 1, 0 0, 5 0, 9 1, 5 2, 9 3, 5 5, 4 9), (4 9, 4 5, 3 3, 2 5, 2 9, 0 5))",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"MULTILINESTRING((0 2, -4 1, 0 0),(5 0, 9 1, 5 2, 9 3, 5 5, 4 9),(4 9, 4 5),(2 5, 2 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)))");
test_one<MLs, Po, Tup>(
"MULTILINESTRING((1 4, -4 1, 0 0, 5 0, 9 1, 5 2, 9 3, 5 5, 4 9), (4 9, 4 5, 3 3, 2 5, 2 9, 0 5))",
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTILINESTRING((0 3.4, -4 1, 0 0),(5 0, 9 1, 5 2, 9 3, 5 5, 4 9),(4 9, 4 5),(3.5 4, 3 3, 2.5 4),(2 5, 2 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)))");
test_one<MLs, MPo, Tup>(
"MULTILINESTRING((1 4, -4 1, 0 0, 5 0, 9 1, 5 2, 9 3, 5 5, 4 9), (4 9, 4 5, 4 4, 2 2, 2 5, 1 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))",
"MULTILINESTRING((0 3.4, -4 1, 0 0),(5 0, 9 1, 5 2, 9 3, 5 5, 4 9),(4 9, 4 5),(4 4, 2 2, 2 4),(2 5, 1 9, 0 5))",
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),((0 0, 1 2, 2 2, 2 1, 0 0)))");
test_one<Ls, R, Tup>(
"LINESTRING(0 0, 0 5, 5 5, 5 0, 0 0)",
"POLYGON((0 0, 0 1, 6 1, 5 2, 5 5, 5 6, 4 5, 4 7, 7 7, 7 0, 0 0))",
"MULTILINESTRING((0 1, 0 5, 5 5),(5 2, 5 1))",
"MULTIPOLYGON(((0 0, 0 1, 6 1, 5 2, 5 5, 5 6, 4 5, 4 7, 7 7, 7 0, 0 0)))");
test_one<MLs, Po, Tup>(
"MULTILINESTRING((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"POLYGON((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0))",
"MULTILINESTRING((0 0, 0 5, 5 5, 5 4),(5 1, 5 0, 0 0))",
"MULTIPOLYGON(((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0)))");
}
template <typename Tup>
inline void test_aa()
{
test_one<R, R, Tup>(
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"POLYGON((0 0, 0 1, 6 1, 5 2, 5 5, 5 6, 4 5, 4 7, 7 7, 7 0, 0 0))",
"MULTIPOLYGON(((0 1,0 5,5 5,5 1,0 1)))",
"MULTIPOLYGON(((5 1,6 1,5 2,5 5,5 6,4 5,4 7,7 7,7 0,5 0,5 1)))");
test_one<R, MPo, Tup>(
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))",
"MULTIPOLYGON(((0 0, 0 1, 6 1, 6 0, 0 0)),"
"((6 1, 5 2, 5 5, 5 6, 4 5, 4 7, 7 7, 7 1, 6 1)))",
"MULTIPOLYGON(((0 1,0 5,5 5,5 1,0 1)))",
"MULTIPOLYGON(((5 1,6 1,6 0,5 0,5 1)),((5 2,5 5,5 6,4 5,4 7,7 7,7 1,6 1,5 2)))");
test_one<Po, Po, Tup>(
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"POLYGON((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0))",
"MULTIPOLYGON(((5 1,5 0,0 0,4 1,5 1)),((5 4,1 4,0 0,0 5,5 5,5 4)))",
"MULTIPOLYGON(((1 4,4 4,4 1,0 0,1 4),(0 0,2 1,2 2,1 2,0 0)))");
test_one<Po, MPo, Tup>(
"POLYGON((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0))",
"MULTIPOLYGON(((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0)),"
"((5 0, 5 1, 6 1, 6 4, 5 4, 3 6, 2 5, 2 7, 7 7, 7 0 5 0)))",
"MULTIPOLYGON(((4 5,5 4,1 4,0 0,0 5,4 5)),((5 1,5 0,0 0,4 1,5 1)))",
"MULTIPOLYGON(((5 0,5 1,6 1,6 4,5 4,5 5,4 5,3 6,2 5,2 7,7 7,7 0,5 0)),"
"((1 4,4 4,4 1,0 0,1 4),(0 0,2 1,2 2,1 2,0 0)))");
test_one<MPo, MPo, Tup>(
"MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0),(0 0, 4 1, 4 4, 1 4, 0 0)),"
"((2 6, 2 8, 8 8, 8 5, 7 5, 7 6, 2 6)))",
"MULTIPOLYGON(((0 0, 1 4, 5 4, 5 1, 4 1, 0 0),(0 0, 2 1, 2 2, 1 2, 0 0)),"
"((5 0, 5 1, 6 1, 6 4, 5 4, 3 6, 2 5, 2 7, 7 7, 7 0 5 0)))",
"MULTIPOLYGON(((4 5,5 4,1 4,0 0,0 5,4 5)),"
"((5 1,5 0,0 0,4 1,5 1)),"
"((2 7,2 8,8 8,8 5,7 5,7 6,7 7,2 7)))",
"MULTIPOLYGON(((1 4,4 4,4 1,0 0,1 4),(0 0,2 1,2 2,1 2,0 0)),"
"((5 1,6 1,6 4,5 4,5 5,4 5,3 6,7 6,7 5,7 0,5 0,5 1)),"
"((3 6,2 5,2 6,3 6)))");
}
template <typename Tup>
inline void test_pair()
{
test_pp<Tup>();
test_pl<Tup>();
test_ll<Tup>();
}
template <typename Tup>
inline void test_tuple()
{
test_pp<Tup>();
test_pl<Tup>();
test_pa<Tup>();
test_ll<Tup>();
test_la<Tup>();
test_aa<Tup>();
}
int test_main(int, char* [])
{
test_pair<std::pair<MPt, MLs> >();
test_tuple<boost::tuple<MPt, MLs, MPo> >();
test_tuple<std::tuple<MPt, MLs, MPo> >();
return 0;
}
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