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geometry/test/algorithms/union.cpp

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// Boost.Geometry (aka GGL, Generic Geometry Library) test file
//
// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands
// Copyright Bruno Lalande 2008, 2009
// 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>
//#define BOOST_GEOMETRY_DEBUG_ASSEMBLE
//#define BOOST_GEOMETRY_DEBUG_IDENTIFIER
#include <algorithms/test_union.hpp>
#include <algorithms/test_overlay.hpp>
#include <algorithms/overlay/overlay_cases.hpp>
template <typename P>
void test_all()
{
typedef boost::geometry::polygon<P> polygon;
typedef boost::geometry::linear_ring<P> ring;
typedef boost::geometry::box<P> box;
test_one<polygon, box, polygon>("box_ring", example_box, example_ring,
1, 1, 15, 6.38875);
test_one<polygon, box, polygon>("box_poly", example_box, example_polygon,
1, 3, 23, 6.30983);
test_one<polygon, polygon, polygon>("star_ring", example_star, example_ring,
1, 0, 23, 5.67017141);
test_one<polygon, polygon, polygon>("star_poly", example_star, example_polygon,
1, 1, 27, 5.647949);
test_one<polygon, box, polygon>("box_poly1", example_box,
"POLYGON((3.4 2,4.1 3,5.3 2.6,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2))",
1, 1, 15, 6.38875);
test_one<polygon, box, polygon>("box_poly2", example_box,
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.1 2.5,5.3 2.5,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3))",
1, 1, 15, 5.93625);
// Same as 3, but now as polygon
// (note, internally, the intersection points is different, so yes,
// it has to be tested)
test_one<polygon, polygon, polygon>("box_poly3", "POLYGON((1.5 1.5 , 1.5 2.5 , 4.5 2.5 , 4.5 1.5 , 1.5 1.5))",
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.1 2.5,5.3 2.5,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3))",
1, 1, 15, 5.93625);
test_one<polygon, box, polygon>("box_poly4", example_box,
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.1 2.5,4.5 2.5,4.5 1.2,4.9 0.8,2.9 0.7,2 1.3))",
1, 1, 15, 4.651245);
test_one<polygon, box, polygon>("box_poly5", example_box,
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.1 2.5,4.5 2.5,4.5 2.3,5.0 2.3,5.0 2.1,4.5 2.1,4.5 1.9,4.0 1.9,4.5 1.2,4.9 0.8,2.9 0.7,2 1.3))",
1, 1, 21, 4.7191);
test_one<polygon, box, polygon>("box_poly6", example_box,
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.1 2.5,4.5 1.2,2.9 0.7,2 1.3))",
1, 1, 15, 4.2174);
test_one<polygon, box, polygon>("box_poly7", example_box,
"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2,3.7 1.6,3.4 2,4.0 3.0,5.0 2.0,2.9 0.7,2 1.3))",
1, 1, 17, 4.270554);
test_one<polygon, box, polygon>("box_poly8", "box(0 0, 3 3)",
"POLYGON((2 2, 1 4, 2 4, 3 3, 2 2))",
1, 0, 8, 10.25);
// First inside second
test_one<polygon, polygon, polygon>("first_within_second",
first_within_second[0], first_within_second[1],
1, 0, 5, 25.0);
// Second inside first
test_one<polygon, polygon, polygon>("seond_within_first",
first_within_second[1], first_within_second[0],
1, 0, 5, 25.0);
// First inside hole of second
test_one<polygon, polygon, polygon>("first_within_hole_of_second",
first_within_hole_of_second[0], first_within_hole_of_second[1],
2, 1, 15, 17.0);
// forming new hole
test_one<polygon, polygon, polygon>("new_hole",
new_hole[0], new_hole[1],
1, 1, 14, 23.0);
// side by side
test_one<polygon, polygon, polygon>("side_side",
side_side[0], side_side[1], 1, 0, 7, 2.0);
// identical
test_one<polygon, polygon, polygon>("identical",
identical[0], identical[1], 1, 0, 5, 1.0);
// inside each other, having intersections; holes separate intersections
test_one<polygon, polygon, polygon>("intersect_holes_intersect",
intersect_holes_intersect[0], intersect_holes_intersect[1],
1, 1, 14, 39.75);
test_one<polygon, polygon, polygon>("intersect_holes_intersect_and_disjoint",
intersect_holes_intersect_and_disjoint[0], intersect_holes_intersect_and_disjoint[1],
1, 1, 14, 39.75);
test_one<polygon, polygon, polygon>("intersect_holes_intersect_and_touch",
intersect_holes_intersect_and_touch[0], intersect_holes_intersect_and_touch[1],
1, 1, 14, 39.75);
test_one<polygon, polygon, polygon>("intersect_holes_new_ring",
intersect_holes_new_ring[0], intersect_holes_new_ring[1],
1, 2, 15, 253.8961);
// inside each other, having intersections but holes are disjoint
test_one<polygon, polygon, polygon>("intersect_holes_disjoint",
intersect_holes_disjoint[0],
intersect_holes_disjoint[1],
1, 0, 9, 40.0);
// inside each other, having no intersections but holes are disjoint
test_one<polygon, polygon, polygon>("within_holes_disjoint",
within_holes_disjoint[0], within_holes_disjoint[1],
1, 0, 5, 49.0);
test_one<polygon, polygon, polygon>("winded",
winded[0], winded[1],
1, 5, 30, 114.0);
test_one<polygon, polygon, polygon>("two_bends",
two_bends[0], two_bends[1],
1, 0, 7, 40.0);
test_one<polygon, polygon, polygon>("equal_holes_disjoint",
equal_holes_disjoint[0], equal_holes_disjoint[1],
1, 1, 10, 81 - 3 * 7);
test_one<polygon, polygon, polygon>("only_hole_intersections1",
only_hole_intersections[0], only_hole_intersections[1],
1, 2, 13, 190.9090909);
test_one<polygon, polygon, polygon>("only_hole_intersections2",
only_hole_intersections[0], only_hole_intersections[2],
1, 2, 13, 190.9090909);
test_one<polygon, polygon, polygon>("intersect_exterior_and_interiors_winded",
intersect_exterior_and_interiors_winded[0], intersect_exterior_and_interiors_winded[1],
1, 1, 26, 66.5333333);
test_one<polygon, polygon, polygon>("simplex_normal",
simplex_normal[0], simplex_normal[1],
1, 0, 13, 11.526367);
test_one<polygon, polygon, polygon>("fitting",
fitting[0], fitting[1],
1, 0, 5, 25);
test_one<polygon, polygon, polygon>("wrapped_a",
wrapped[0], wrapped[1],
1, 1, 16, 16);
test_one<polygon, polygon, polygon>("wrapped_b",
wrapped[0], wrapped[2],
1, 1, 16, 16);
test_one<polygon, polygon, polygon>("9",
case_9[0], case_9[1], 2, 0, 8, 11);
test_one<polygon, polygon, polygon>("22",
case_22[0], case_22[1], 2, 0, 8, 9.5);
test_one<polygon, polygon, polygon>("25",
case_25[0], case_25[1], 2, 0, 8, 7);
test_one<polygon, polygon, polygon>("26",
case_26[0], case_26[1], 2, 0, 9, 7.5);
test_one<polygon, polygon, polygon>("31",
case_31[0], case_31[1], 2, 0, 8, 4.5);
test_one<polygon, polygon, polygon>("32",
case_32[0], case_32[1], 2, 0, 8, 4.5);
test_one<polygon, polygon, polygon>("33",
case_33[0], case_33[1], 2, 0, 8, 4.5);
test_one<polygon, polygon, polygon>("40",
case_40[0], case_40[1], 2, 0, 18, 11);
/*
test_one<polygon, polygon, polygon>(102,
simplex_normal[0], simplex_reversed[1],
1, 0, 7, X);
test_one<polygon, polygon, polygon>(103,
simplex_reversed[0], simplex_normal[1],
1, 0, 7, 24.0);
test_one<polygon, polygon, polygon>(104,
simplex_reversed[0], simplex_reversed[1],
1, 0, 7, 24.0);
test_one<polygon, polygon, polygon>(100,
star_15, comb_15,
1, 10, 7, 24.0);
*/
// test some other input/output types
// 1 input ring
test_one<polygon, polygon, ring>("identical_pr", identical[0], identical[1], 1, 0, 5, 1.0);
test_one<polygon, ring, polygon>("identical_rp", identical[0], identical[1], 1, 0, 5, 1.0);
// 2 input rings
test_one<polygon, ring, ring>("identical_rr", identical[0], identical[1], 1, 0, 5, 1.0);
// output is also ring
test_one<ring, ring, ring>("identical_rrr", identical[0], identical[1], 1, 0, 5, 1.0);
// "new hole", tested with ring -> the newly formed hole will be omitted
test_one<ring, ring, ring>("new_hole_discarded", new_hole[0], new_hole[1], 1, 0, 9, 24.0);
// Isovist (submitted by Brandon during Formal Review)
{
std::string tn = string_from_type<typename boost::geometry::coordinate_type<P>::type>::name();
//std::cout << tn << std::endl;
test_one<polygon, polygon, polygon>("isovist", isovist[0], isovist[1], 1, 0,
// Note, the number of resulting points differs per point type AND
// per operating system (showing this test is quite demanding)
#if defined(_MSC_VER)
tn == std::string("f") ? 71 : 72,
#else
tn == std::string("f") ? 71 :
tn == std::string("e") ? 75 :
tn == std::string("d") ? 72 :
70,
#endif
313.3603646,
0.1);
}
}
int test_main(int, char* [])
{
//test_all<boost::geometry::point_xy<float> >();
test_all<boost::geometry::point_xy<double> >();
//test_all<boost::geometry::point_xy<long double> >();
#if defined(HAVE_CLN)
test_all<boost::geometry::point_xy<boost::numeric_adaptor::cln_value_type> >();
#endif
return 0;
}
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