geometry/test/multi/algorithms/multi_intersection.cpp
2014-06-03 16:20:11 +02:00

241 lines
9.5 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
// 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 <string>
// If defined, tests are run without rescaling-to-integer or robustness policy
// This multi_intersection currently contains no tests for double then failing
// #define BOOST_GEOMETRY_NO_ROBUSTNESS
// #define BOOST_GEOMETRY_DEBUG_ASSEMBLE
#include <algorithms/test_intersection.hpp>
#include <algorithms/test_overlay.hpp>
#include <multi/algorithms/overlay/multi_overlay_cases.hpp>
#include <boost/geometry/multi/algorithms/correct.hpp>
#include <boost/geometry/multi/algorithms/intersection.hpp>
#include <boost/geometry/multi/algorithms/within.hpp> // only for testing #77
#include <boost/geometry/geometries/point_xy.hpp>
#include <boost/geometry/multi/geometries/multi_point.hpp>
#include <boost/geometry/multi/geometries/multi_linestring.hpp>
#include <boost/geometry/multi/geometries/multi_polygon.hpp>
#include <boost/geometry/multi/io/wkt/read.hpp>
template <typename Ring, typename Polygon, typename MultiPolygon>
void test_areal()
{
test_one<Polygon, MultiPolygon, MultiPolygon>("simplex_multi",
case_multi_simplex[0], case_multi_simplex[1],
2, 12, 6.42);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_no_ip",
case_multi_no_ip[0], case_multi_no_ip[1],
2, 8, 8.5);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_2",
case_multi_2[0], case_multi_2[1],
3, 12, 5.9);
test_one<Polygon, MultiPolygon, Polygon>("simplex_multi_mp_p",
case_multi_simplex[0], case_single_simplex,
2, 12, 6.42);
test_one<Polygon, Ring, MultiPolygon>("simplex_multi_r_mp",
case_single_simplex, case_multi_simplex[0],
2, 12, 6.42);
test_one<Ring, MultiPolygon, Polygon>("simplex_multi_mp_r",
case_multi_simplex[0], case_single_simplex,
2, 12, 6.42);
// Constructed cases for multi/touch/equal/etc
test_one<Polygon, MultiPolygon, MultiPolygon>("case_61_multi",
case_61_multi[0], case_61_multi[1],
0, 0, 0.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_62_multi",
case_62_multi[0], case_62_multi[1],
1, 5, 1.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_63_multi",
case_63_multi[0], case_63_multi[1],
1, 5, 1.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_64_multi",
case_64_multi[0], case_64_multi[1],
1, 5, 1.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_65_multi",
case_65_multi[0], case_65_multi[1],
1, 5, 1.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_72_multi",
case_72_multi[0], case_72_multi[1],
3, 14, 2.85);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_77_multi",
case_77_multi[0], case_77_multi[1],
5, 33, 9);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_78_multi",
case_78_multi[0], case_78_multi[1],
1, 0, 22); // In "get_turns" using partitioning, #points went from 17 to 16
test_one<Polygon, MultiPolygon, MultiPolygon>("case_101_multi",
case_101_multi[0], case_101_multi[1],
4, 22, 4.75);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_102_multi",
case_102_multi[0], case_102_multi[1],
3, 26, 19.75);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_107_multi",
case_107_multi[0], case_107_multi[1],
2, 10, 1.5);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_1",
case_recursive_boxes_1[0], case_recursive_boxes_1[1],
10, 97, 47.0);
test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_2",
case_recursive_boxes_2[0], case_recursive_boxes_2[1],
1, 47, 90.0); // Area from SQL Server
test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_3",
case_recursive_boxes_3[0], case_recursive_boxes_3[1],
19, 87, 12.5); // Area from SQL Server
test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_4",
case_recursive_boxes_4[0], case_recursive_boxes_4[1],
13, 157, 67.0); // Area from SQL Server
test_one<Polygon, MultiPolygon, MultiPolygon>("ggl_list_20120915_h2_a",
ggl_list_20120915_h2[0], ggl_list_20120915_h2[1],
2, 10, 6.0); // Area from SQL Server
test_one<Polygon, MultiPolygon, MultiPolygon>("ggl_list_20120915_h2_b",
ggl_list_20120915_h2[0], ggl_list_20120915_h2[2],
2, 10, 6.0); // Area from SQL Server
test_one<Polygon, MultiPolygon, MultiPolygon>("ticket_9081",
ticket_9081[0], ticket_9081[1],
2, 10, 0.0019812556);
}
template <typename Polygon, typename MultiPolygon, typename Box>
void test_areal_clip()
{
static std::string const clip = "POLYGON((1 1,4 4))";
test_one<Polygon, Box, MultiPolygon>("simplex_multi_mp_b", clip, case_multi_simplex[0],
2, 11, 6.791666);
test_one<Polygon, MultiPolygon, Box>("simplex_multi_b_mp", case_multi_simplex[0], clip,
2, 11, 6.791666);
}
template <typename LineString, typename MultiLineString, typename Box>
void test_linear()
{
typedef typename bg::point_type<MultiLineString>::type point;
test_one<point, MultiLineString, MultiLineString>("case_multi_ml_ml_1",
"MULTILINESTRING((0 0,1 1))", "MULTILINESTRING((0 1,1 0))",
1, 1, 0);
test_one<point, MultiLineString, MultiLineString>("case_multi_ml_ml_2",
"MULTILINESTRING((0 0,1 1),(0.5 0,1.5 1))", "MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))",
4, 4, 0);
test_one<point, LineString, MultiLineString>("case_multi_l_ml",
"LINESTRING(0 0,1 1)", "MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))",
2, 2, 0);
test_one<point, MultiLineString, LineString>("case_multi_ml_l",
"MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))", "LINESTRING(0 0,1 1)",
2, 2, 0);
test_one<LineString, MultiLineString, Box>("case_multi_ml_b",
"MULTILINESTRING((0 0,3 3)(1 0,4 3))", "POLYGON((1 1,3 2))",
2, 4, 2 * std::sqrt(2.0));
test_one<LineString, Box, MultiLineString>("case_multi_b_ml",
"POLYGON((1 1,3 2))", "MULTILINESTRING((0 0,3 3)(1 0,4 3))",
2, 4, 2 * std::sqrt(2.0));
}
template <typename P>
void test_point_output()
{
typedef bg::model::box<P> box;
typedef bg::model::linestring<P> linestring;
typedef bg::model::polygon<P> polygon;
typedef bg::model::multi_polygon<polygon> multi_polygon;
test_point_output<multi_polygon, multi_polygon>(case_multi_simplex[0], case_multi_simplex[1], 10);
test_point_output<linestring, multi_polygon>("linestring(4 0,0 4)", case_multi_simplex[0], 4);
test_point_output<box, multi_polygon>("box(3 0,4 6)", case_multi_simplex[0], 8);
}
template <typename MultiPolygon, typename MultiLineString>
void test_areal_linear()
{
typedef typename boost::range_value<MultiPolygon>::type Polygon;
typedef typename boost::range_value<MultiLineString>::type LineString;
typedef typename bg::point_type<Polygon>::type Point;
typedef bg::model::ring<Point> Ring;
test_one_lp<LineString, MultiPolygon, LineString>("case_mp_ls_1", case_multi_simplex[0], "LINESTRING(2 0,2 5)", 2, 4, 3.70);
test_one_lp<LineString, Polygon, MultiLineString>("case_p_mls_1", case_single_simplex, "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 2, 4, 7.5);
test_one_lp<LineString, MultiPolygon, MultiLineString>("case_mp_mls_1", case_multi_simplex[0], "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 4, 8, 6.8333333);
test_one_lp<LineString, Ring, MultiLineString>("case_r_mls_1", case_single_simplex, "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 2, 4, 7.5);
}
template <typename P>
void test_all()
{
//typedef bg::model::box<P> box;
typedef bg::model::ring<P> ring;
typedef bg::model::polygon<P> polygon;
typedef bg::model::multi_polygon<polygon> multi_polygon;
test_areal<ring, polygon, multi_polygon>();
#if ! defined(BOOST_GEOMETRY_TEST_ONLY_ONE_TYPE)
typedef bg::model::ring<P, false> ring_ccw;
typedef bg::model::polygon<P, false> polygon_ccw;
typedef bg::model::multi_polygon<polygon_ccw> multi_polygon_ccw;
test_areal<ring_ccw, polygon_ccw, multi_polygon_ccw>();
typedef bg::model::ring<P, true, false> ring_open;
typedef bg::model::polygon<P, true, false> polygon_open;
typedef bg::model::multi_polygon<polygon_open> multi_polygon_open;
test_areal<ring_open, polygon_open, multi_polygon_open>();
typedef bg::model::ring<P, false, false> ring_open_ccw;
typedef bg::model::polygon<P, false, false> polygon_open_ccw;
typedef bg::model::multi_polygon<polygon_open_ccw> multi_polygon_open_ccw;
test_areal<ring_open_ccw, polygon_open_ccw, multi_polygon_open_ccw>();
test_areal_clip<polygon, multi_polygon, box>();
test_areal_clip<polygon_ccw, multi_polygon_ccw, box>();
typedef bg::model::linestring<P> linestring;
typedef bg::model::multi_linestring<linestring> multi_linestring;
test_linear<linestring, multi_linestring, box>();
test_areal_linear<multi_polygon, multi_linestring>();
#endif
test_point_output<P>();
// linear
}
int test_main(int, char* [])
{
test_all<bg::model::d2::point_xy<double> >();
#if ! defined(BOOST_GEOMETRY_TEST_ONLY_ONE_TYPE)
test_all<bg::model::d2::point_xy<float> >();
#if defined(HAVE_TTMATH)
std::cout << "Testing TTMATH" << std::endl;
test_all<bg::model::d2::point_xy<ttmath_big> >();
#endif
#endif
return 0;
}