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101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Unit Test
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// Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2011 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2011 Mateusz Loskot, London, UK.
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// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
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// (geolib/GGL), copyright (c) 1995-2010 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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#include <algorithms/test_centroid.hpp>
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#include <boost/geometry/geometries/geometries.hpp>
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#include <boost/geometry/geometries/adapted/c_array_cartesian.hpp>
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#include <boost/geometry/geometries/adapted/tuple_cartesian.hpp>
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#include <test_geometries/all_custom_polygon.hpp>
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template <typename Polygon>
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void test_polygon()
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{
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test_centroid<Polygon>(
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"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2"
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",3.7 1.6,3.4 2,4.1 3,5.3 2.6,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3))",
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4.06923363095238, 1.65055803571429);
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// with holes
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test_centroid<Polygon>(
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"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2"
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",3.7 1.6,3.4 2,4.1 3,5.3 2.6,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3)"
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",(4 2,4.2 1.4,4.8 1.9,4.4 2.2,4 2))"
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,
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4.0466264962959677, 1.6348996057331333);
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}
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template <typename P>
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void test_2d()
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{
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test_centroid<bg::model::linestring<P> >("LINESTRING(1 1, 2 2, 3 3)", 2.0, 2.0);
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test_centroid<bg::model::linestring<P> >("LINESTRING(0 0,0 4, 4 4)", 1.0, 3.0);
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test_centroid<bg::model::linestring<P> >("LINESTRING(0 0,3 3,0 6,3 9,0 12)", 1.5, 6.0);
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test_centroid<bg::model::ring<P> >(
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"POLYGON((2 1.3,2.4 1.7,2.8 1.8,3.4 1.2"
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",3.7 1.6,3.4 2,4.1 3,5.3 2.6,5.4 1.2,4.9 0.8,2.9 0.7,2 1.3))",
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4.06923363095238, 1.65055803571429);
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test_polygon<bg::model::polygon<P> >();
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test_polygon<all_custom_polygon<P> >();
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// ccw
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test_centroid<bg::model::ring<P, false> >(
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"POLYGON((2 1.3,2.9 0.7,4.9 0.8,5.4 1.2,5.3 2.6,4.1 3,3.4 2"
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",3.7 1.6,3.4 1.2,2.8 1.8,2.4 1.7,2 1.3))",
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4.06923363095238, 1.65055803571429);
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// open / closed
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test_centroid<bg::model::ring<P, true, true> >(
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"POLYGON((1 1,2 2,3 1,2 0,1 1))", 2.0, 1.0);
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test_centroid<bg::model::ring<P, true, false> >(
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"POLYGON((1 1,2 2,3 1,2 0))", 2.0, 1.0);
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test_centroid<bg::model::box<P> >("POLYGON((1 2,3 4))", 2, 3);
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test_centroid<P>("POINT(3 3)", 3, 3);
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//test_centroid_exception<bg::model::linestring<P> >("LINESTRING EMPTY");
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/// test_centroid_exception<bg::model::polygon<P> >("POLYGON EMPTY");
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// test_centroid_exception<bg::model::ring<P> >("POLYGON EMPTY");
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}
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template <typename P>
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void test_3d()
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{
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test_centroid<bg::model::linestring<P> >("LINESTRING(1 2 3,4 5 -6,7 -8 9,-10 11 12,13 -14 -15, 16 17 18)", 5.6748865168734692, 0.31974938587214002, 1.9915270387763671);
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test_centroid<bg::model::box<P> >("POLYGON((1 2 3,5 6 7))", 3, 4, 5);
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test_centroid<P>("POINT(1 2 3)", 1, 2, 3);
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}
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int test_main(int, char* [])
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{
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test_2d<bg::model::d2::point_xy<double> >();
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test_2d<boost::tuple<float, float> >();
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test_2d<bg::model::d2::point_xy<float> >();
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test_3d<boost::tuple<double, double, double> >();
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#if defined(HAVE_TTMATH)
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test_2d<bg::model::d2::point_xy<ttmath_big> >();
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#endif
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return 0;
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}
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