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110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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//
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// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
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//
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// This file was modified by Oracle on 2017-2021.
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// Modifications copyright (c) 2017-2021 Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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//
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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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#include <geometry_test_common.hpp>
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#include <initializer_list>
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#include <algorithms/test_overlay.hpp>
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#include <boost/geometry/algorithms/detail/overlay/select_rings.hpp>
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#include <boost/geometry/algorithms/detail/overlay/assign_parents.hpp>
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#include <boost/geometry/geometries/point_xy.hpp>
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#include <boost/geometry/geometries/polygon.hpp>
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#include <boost/geometry/io/wkt/read.hpp>
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template
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<
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typename Geometry1,
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typename Geometry2,
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bg::overlay_type OverlayType,
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typename RingId
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>
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void test_geometry(std::string const& wkt1, std::string const& wkt2,
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std::initializer_list<RingId> const& expected_ids)
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{
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typedef bg::detail::overlay::ring_properties
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<
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typename bg::point_type<Geometry1>::type,
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double
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> properties;
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Geometry1 geometry1;
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Geometry2 geometry2;
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bg::read_wkt(wkt1, geometry1);
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bg::read_wkt(wkt2, geometry2);
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typedef std::map<bg::ring_identifier, properties> map_type;
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map_type selected;
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std::map<bg::ring_identifier, bg::detail::overlay::ring_turn_info> empty;
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typedef typename bg::strategies::relate::services::default_strategy
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<
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Geometry1, Geometry2
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>::type strategy_type;
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bg::detail::overlay::select_rings<OverlayType>(geometry1, geometry2, empty, selected, strategy_type());
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BOOST_CHECK_EQUAL(selected.size(), expected_ids.size());
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if (selected.size() <= expected_ids.size())
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{
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auto eit = expected_ids.begin();
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for (auto it = selected.begin(); it != selected.end(); ++it, ++eit)
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{
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bg::ring_identifier const ring_id = it->first;
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BOOST_CHECK_EQUAL(ring_id.source_index, eit->source_index);
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BOOST_CHECK_EQUAL(ring_id.multi_index, eit->multi_index);
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BOOST_CHECK_EQUAL(ring_id.ring_index, eit->ring_index);
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}
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}
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}
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template <typename P>
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void test_all()
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{
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// Point in correct clockwise ring -> should return true
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typedef bg::ring_identifier rid;
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test_geometry<bg::model::polygon<P>, bg::model::polygon<P>, bg::overlay_union>(
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winded[0], winded[1],
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{ rid(0,-1,-1),
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rid(0,-1, 0),
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rid(0,-1, 1),
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rid(0,-1, 3),
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rid(1,-1, 1),
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rid(1,-1, 2) });
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test_geometry<bg::model::polygon<P>, bg::model::polygon<P>, bg::overlay_intersection>(
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winded[0], winded[1],
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{ rid(0,-1, 2),
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rid(1,-1,-1),
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rid(1,-1, 0),
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rid(1,-1, 3), });
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}
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int test_main( int , char* [] )
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{
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test_all<bg::model::d2::point_xy<double> >();
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return 0;
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}
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