139 lines
4.6 KiB
C++
139 lines
4.6 KiB
C++
// Boost.Geometry
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// Copyright (c) 2018 Yaghyavardhan Singh Khangarot, Hyderabad, India.
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// Contributed and/or modified by Yaghyavardhan Singh Khangarot,
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// as part of Google Summer of Code 2018 program.
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// This file was modified by Oracle on 2018.
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// Modifications copyright (c) 2018, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_GEOMETRY_TEST_HAUSDORFF_DISTANCE_HPP
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#define BOOST_GEOMETRY_TEST_HAUSDORFF_DISTANCE_HPP
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#include <geometry_test_common.hpp>
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#include <boost/geometry/algorithms/discrete_hausdorff_distance.hpp>
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#include <boost/geometry/io/wkt/wkt.hpp>
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#include <boost/geometry/strategies/strategies.hpp>
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#include <boost/variant/variant.hpp>
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template <typename Geometry1, typename Geometry2, typename Expected>
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void test_hausdorff_distance(Geometry1 const& geometry1, Geometry2 const& geometry2,
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Expected const& expected_hausdorff_distance)
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{
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typedef typename bg::distance_result
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<
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typename bg::point_type<Geometry1>::type,
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typename bg::point_type<Geometry2>::type
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>::type result_type;
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result_type h_distance = bg::discrete_hausdorff_distance(geometry1, geometry2);
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#ifdef BOOST_GEOMETRY_TEST_DEBUG
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std::ostringstream out;
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out << typeid(typename bg::coordinate_type<Geometry1>::type).name()
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<< std::endl
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<< typeid(typename bg::coordinate_type<Geometry2>::type).name()
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<< std::endl
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<< typeid(h_distance).name()
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<< std::endl
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<< "hausdorff_distance : " << h_distance
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<< std::endl;
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std::cout << out.str();
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#endif
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BOOST_CHECK_CLOSE(h_distance, result_type(expected_hausdorff_distance), 0.01);
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}
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template <typename Geometry1, typename Geometry2, typename Expected>
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void test_geometry(std::string const& wkt1, std::string const& wkt2,
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Expected const& expected_hausdorff_distance)
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{
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Geometry1 geometry1;
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bg::read_wkt(wkt1, geometry1);
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Geometry2 geometry2;
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bg::read_wkt(wkt2, geometry2);
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test_hausdorff_distance(geometry1, geometry2, expected_hausdorff_distance);
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#if defined(BOOST_GEOMETRY_TEST_DEBUG)
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test_hausdorff_distance(boost::variant<Geometry1>(geometry1),
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boost::variant<Geometry2>(geometry2),
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expected_hausdorff_distance);
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#endif
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}
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template <typename Geometry1, typename Geometry2, typename Strategy, typename Expected>
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void test_hausdorff_distance(Geometry1 const& geometry1, Geometry2 const& geometry2,
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Strategy strategy, Expected const& expected_hausdorff_distance)
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{
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typedef typename bg::distance_result
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<
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typename bg::point_type<Geometry1>::type,
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typename bg::point_type<Geometry2>::type,
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Strategy
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>::type result_type;
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result_type h_distance = bg::discrete_hausdorff_distance(geometry1, geometry2, strategy);
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#ifdef BOOST_GEOMETRY_TEST_DEBUG
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std::ostringstream out;
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out << typeid(typename bg::coordinate_type<Geometry1>::type).name()
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<< std::endl
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<< typeid(typename bg::coordinate_type<Geometry2>::type).name()
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<< std::endl
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<< typeid(h_distance).name()
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<< std::endl
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<< "hausdorff_distance : " << h_distance
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<< std::endl;
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std::cout << out.str();
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#endif
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BOOST_CHECK_CLOSE(h_distance, result_type(expected_hausdorff_distance), 0.01);
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}
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template <typename Geometry1, typename Geometry2, typename Strategy, typename Expected>
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void test_geometry(std::string const& wkt1, std::string const& wkt2,
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Strategy strategy, Expected const& expected_hausdorff_distance)
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{
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Geometry1 geometry1;
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bg::read_wkt(wkt1, geometry1);
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Geometry2 geometry2;
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bg::read_wkt(wkt2, geometry2);
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test_hausdorff_distance(geometry1, geometry2, strategy, expected_hausdorff_distance);
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#if defined(BOOST_GEOMETRY_TEST_DEBUG)
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test_hausdorff_distance(boost::variant<Geometry1>(geometry1),
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boost::variant<Geometry2>(geometry2),
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strategy, expected_hausdorff_distance);
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#endif
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}
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template <typename Geometry1,typename Geometry2>
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void test_empty_input(Geometry1 const& geometry1, Geometry2 const& geometry2)
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{
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try
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{
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bg::discrete_hausdorff_distance(geometry1, geometry2);
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}
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catch(bg::empty_input_exception const& )
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{
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return;
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}
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BOOST_CHECK_MESSAGE(false, "A empty_input_exception should have been thrown");
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}
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#endif
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