84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
// Boost.Geometry
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// Unit Test
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// 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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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#include <geometry_test_common.hpp>
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#include <boost/geometry.hpp>
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#include <boost/geometry/geometries/geometries.hpp>
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int test_main(int, char* [])
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{
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typedef bg::model::point<double, 2, bg::cs::cartesian> point;
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typedef bg::model::box<point> box;
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typedef bg::model::linestring<point> linestring;
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typedef bg::model::multi_linestring<linestring> mlinestring;
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typedef bg::model::polygon<point> polygon;
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typedef bg::model::multi_polygon<polygon> mpolygon;
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point p;
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linestring ls;
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mlinestring mls;
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polygon po;
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mpolygon mpo;
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bg::read_wkt("POINT(0 0)", p);
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bg::read_wkt("LINESTRING(0 0,7 7,7 9)", ls);
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bg::read_wkt("MULTILINESTRING((0 0,7 7,7 9),(7 9, 9 9))", mls);
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bg::read_wkt("POLYGON((0 0,0 5,5 5,5 0,0 0),(1 1,4 1,4 4,1 4,1 1))", po);
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bg::read_wkt("MULTIPOLYGON(((0 0,0 5,5 5,5 0,0 0),(1 1,4 1,4 4,1 4,1 1)),((2 2,2 3,3 3,3 2,2 2)))", mpo);
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BOOST_CHECK_CLOSE(bg::perimeter(po), 32.0, 0.0001);
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BOOST_CHECK_CLOSE(bg::area(mpo), 17.0, 0.0001);
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BOOST_CHECK_CLOSE(bg::length(mls), 13.899494936611665, 0.0001);
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BOOST_CHECK(bg::covered_by(p, po));
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BOOST_CHECK(!bg::crosses(ls, mls));
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BOOST_CHECK(!bg::equals(ls, mls));
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BOOST_CHECK(bg::intersects(ls, po));
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BOOST_CHECK(bg::relate(p, ls, bg::de9im::mask("F0F******")));
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BOOST_CHECK(bg::relation(mls, mpo).str() == "101F00212");
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BOOST_CHECK(bg::within(po, mpo));
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BOOST_CHECK(!bg::touches(mls, po));
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mpolygon res;
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bg::intersection(po, mpo, res);
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BOOST_CHECK_CLOSE(bg::area(res), 16.0, 0.0001);
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bg::clear(res);
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bg::union_(po, mpo, res);
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BOOST_CHECK_CLOSE(bg::area(res), 17.0, 0.0001);
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bg::clear(res);
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bg::difference(mpo, po, res);
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BOOST_CHECK_CLOSE(bg::area(res), 1.0, 0.0001);
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bg::clear(res);
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bg::sym_difference(mpo, po, res);
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BOOST_CHECK_CLOSE(bg::area(res), 1.0, 0.0001);
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BOOST_CHECK(bg::is_simple(ls));
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BOOST_CHECK(bg::is_valid(mpo));
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point c;
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bg::centroid(mpo, c);
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BOOST_CHECK_CLOSE(bg::distance(p, c), 3.5355339059327378, 0.0001);
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BOOST_CHECK_CLOSE(bg::distance(mls, mpo), 0.0, 0.0001);
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BOOST_CHECK_CLOSE(bg::distance(po, mpo), 0.0, 0.0001);
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box b;
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bg::envelope(mls, b);
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BOOST_CHECK_CLOSE(bg::area(b), 81.0, 0.0001);
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polygon h;
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bg::convex_hull(mls, h);
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BOOST_CHECK_CLOSE(bg::area(h), 9.0, 0.0001);
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return 0;
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}
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