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e4f47a7a25
Adaptions to test with respect to new namespace model Removed GMP/CLN and, where it was present, replaced by TTMATH Small fix in comparable_distance test All testfiles use bg as alias now [SVN r66811]
120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library) test file
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//
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// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands
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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_WITHIN_HPP
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#define BOOST_GEOMETRY_TEST_WITHIN_HPP
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#include <geometry_test_common.hpp>
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#include <boost/geometry/core/ring_type.hpp>
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#include <boost/geometry/algorithms/within.hpp>
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#include <boost/geometry/strategies/strategies.hpp>
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#include <boost/geometry/geometries/linear_ring.hpp>
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#include <boost/geometry/geometries/polygon.hpp>
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#include <boost/geometry/extensions/gis/io/wkt/read_wkt.hpp>
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template <typename Geometry1, typename Geometry2>
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void test_geometry(std::string const& wkt1,
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std::string const& wkt2, bool expected)
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{
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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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bool detected = bg::within(geometry1, geometry2);
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BOOST_CHECK_MESSAGE(detected == expected,
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"within: " << wkt1
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<< " in " << wkt2
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<< " -> Expected: " << expected
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<< " detected: " << detected);
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}
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template <typename Point, bool Clockwise, bool Closed>
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void test_ordered_ring(std::string const& wkt_point,
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std::string const& wkt_geometry, bool expected, bool on_border)
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{
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typedef bg::model::linear_ring<Point, Clockwise, Closed> ring_type;
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ring_type ring;
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Point point;
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bg::read_wkt(wkt_geometry, ring);
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if (! Clockwise)
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{
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std::reverse(boost::begin(ring), boost::end(ring));
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}
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if (! Closed)
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{
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ring.resize(ring.size() - 1);
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}
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bg::read_wkt(wkt_point, point);
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bool detected = bg::within(point, ring);
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BOOST_CHECK_MESSAGE(detected == expected,
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"within: " << wkt_point
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<< " in " << wkt_geometry
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<< " -> Expected: " << expected
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<< " detected: " << detected
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<< " clockwise: " << int(Clockwise)
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<< " closed: " << int(Closed)
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);
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// other strategy (note that this one cannot detect OnBorder
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// (without modifications)
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bg::strategy::within::franklin<Point> franklin;
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detected = bg::within(point, ring, franklin);
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if (! on_border)
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{
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BOOST_CHECK_MESSAGE(detected == expected,
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"within: " << wkt_point
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<< " in " << wkt_geometry
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<< " -> Expected: " << expected
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<< " detected: " << detected
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<< " clockwise: " << int(Clockwise)
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<< " closed: " << int(Closed)
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);
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}
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bg::strategy::within::crossings_multiply<Point> cm;
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detected = bg::within(point, ring, cm);
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if (! on_border)
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{
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BOOST_CHECK_MESSAGE(detected == expected,
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"within: " << wkt_point
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<< " in " << wkt_geometry
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<< " -> Expected: " << expected
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<< " detected: " << detected
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<< " clockwise: " << int(Clockwise)
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<< " closed: " << int(Closed)
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);
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}
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}
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template <typename Point>
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void test_ring(std::string const& wkt_point,
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std::string const& wkt_geometry,
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bool expected, bool on_border)
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{
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test_ordered_ring<Point, true, true>(wkt_point, wkt_geometry, expected, on_border);
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test_ordered_ring<Point, false, true>(wkt_point, wkt_geometry, expected, on_border);
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test_ordered_ring<Point, true, false>(wkt_point, wkt_geometry, expected, on_border);
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test_ordered_ring<Point, false, false>(wkt_point, wkt_geometry, expected, on_border);
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test_geometry<Point, bg::model::polygon<Point> >(wkt_point, wkt_geometry, expected);
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}
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#endif
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