boost/libs/geometry/index/test/algorithms/union_content.cpp

// Boost.Geometry Index
// Unit Test

// Copyright (c) 2011-2013 Adam Wulkiewicz, Lodz, Poland.

// 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 <algorithms/test_union_content.hpp>

#include <boost/geometry/geometries/point_xy.hpp>
#include <boost/geometry/geometries/point.hpp>
#include <boost/geometry/geometries/box.hpp>

//#define BOOST_GEOMETRY_TEST_DEBUG

void test_large_integers()
{
    typedef bg::model::point<int, 2, bg::cs::cartesian> int_point_type;
    typedef bg::model::point<double, 2, bg::cs::cartesian> double_point_type;

    bg::model::box<int_point_type> int_box1, int_box2;
    bg::model::box<double_point_type> double_box1, double_box2;

    std::string const box_li1 = "POLYGON((1536119 192000, 1872000 528000))";
    std::string const box_li2 = "POLYGON((1701234 368250, 2673400 777400))";
    bg::read_wkt(box_li1, int_box1);
    bg::read_wkt(box_li1, double_box1);
    bg::read_wkt(box_li2, int_box2);
    bg::read_wkt(box_li2, double_box2);

    double int_value = bgi::detail::union_content(int_box1, int_box2);
    double double_value = bgi::detail::union_content(double_box1, double_box2);

    BOOST_CHECK_CLOSE(int_value, double_value, 0.0001);
}

int test_main(int, char* [])
{
    typedef bg::model::point<int, 2, bg::cs::cartesian> P2ic;
    typedef bg::model::point<float, 2, bg::cs::cartesian> P2fc;
    typedef bg::model::point<double, 2, bg::cs::cartesian> P2dc;

    typedef bg::model::point<int, 3, bg::cs::cartesian> P3ic;
    typedef bg::model::point<float, 3, bg::cs::cartesian> P3fc;
    typedef bg::model::point<double, 3, bg::cs::cartesian> P3dc;
    
    test_geometry<bg::model::box<P2ic> >("POLYGON((0 1,2 4))", "POLYGON((1 2,3 5))", 12.0);
    test_geometry<bg::model::box<P2fc> >("POLYGON((0 1,2 4))", "POLYGON((1 2,3 5))", 12.0);
    test_geometry<bg::model::box<P2dc> >("POLYGON((0 1,2 4))", "POLYGON((1 2,3 5))", 12.0);
    test_geometry<bg::model::box<P3ic> >("POLYGON((0 1 2,2 4 6))", "POLYGON((1 2 3,3 5 7))", 60.0);
    test_geometry<bg::model::box<P3fc> >("POLYGON((0 1 2,2 4 6))", "POLYGON((1 2 3,3 5 7))", 60.0);
    test_geometry<bg::model::box<P3dc> >("POLYGON((0 1 2,2 4 6))", "POLYGON((1 2 3,3 5 7))", 60.0);

    test_geometry<bg::model::box<P2dc> >("POLYGON((0 1,2 4))", "POLYGON((2 1,3 4))", 9.0);
    test_geometry<bg::model::box<P2dc> >("POLYGON((0 1,2 4))", "POLYGON((2 4,3 5))", 12.0);
    
#ifdef HAVE_TTMATH
    typedef bg::model::point<ttmath_big, 2, bg::cs::cartesian> P2ttmc;
    typedef bg::model::point<ttmath_big, 3, bg::cs::cartesian> P3ttmc;

    test_geometry<bg::model::box<P2ttmc> >("POLYGON((0 1,2 4))", "POLYGON((1 2,3 5))", 12.0);
    test_geometry<bg::model::box<P3ttmc> >("POLYGON((0 1 2,2 4 6))", "POLYGON((1 2 3,3 5 7))", 60.0);
#endif

    test_large_integers();

    return 0;
}