89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Unit Test
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// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2015 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 <iostream>
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#include <sstream>
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#include <geometry_test_common.hpp>
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#include <boost/geometry/algorithms/transform.hpp>
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#include <boost/geometry/strategies/strategies.hpp>
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#include <boost/geometry/geometries/geometries.hpp>
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#include <boost/geometry/geometries/point_xy.hpp>
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#include <boost/geometry/io/wkt/wkt.hpp>
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// This test is a little different from transform.cpp test.
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// This test explicitly tests all geometries, including multi*
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// while the transform.cpp tests various strategies.
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template <typename Geometry>
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void test_transform(std::string const& wkt, std::string const& expected)
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{
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typedef typename bg::coordinate_type<Geometry>::type coordinate_type;
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const std::size_t dim = bg::dimension<Geometry>::value;
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Geometry geometry_in, geometry_out;
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bg::read_wkt(wkt, geometry_in);
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bg::transform(geometry_in, geometry_out,
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bg::strategy::transform::scale_transformer<coordinate_type, dim, dim>(2, 2));
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std::ostringstream detected;
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detected << bg::wkt(geometry_out);
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BOOST_CHECK_EQUAL(detected.str(), expected);
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}
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template <typename T>
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void test_all()
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{
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typedef bg::model::d2::point_xy<T> P;
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test_transform<P>(
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"POINT(1 1)",
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"POINT(2 2)");
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test_transform<bg::model::linestring<P> >(
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"LINESTRING(1 1,2 2)",
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"LINESTRING(2 2,4 4)");
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test_transform<bg::model::segment<P> >(
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"LINESTRING(1 1,2 2)",
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"LINESTRING(2 2,4 4)");
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test_transform<bg::model::ring<P> >(
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"POLYGON((0 0,0 1,1 0,0 0))",
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"POLYGON((0 0,0 2,2 0,0 0))");
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test_transform<bg::model::polygon<P> >(
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"POLYGON((0 0,0 1,1 0,0 0))",
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"POLYGON((0 0,0 2,2 0,0 0))");
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test_transform<bg::model::box<P> >(
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"POLYGON((0 0,0 1,1 1,1 0,0 0))",
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"POLYGON((0 0,0 2,2 2,2 0,0 0))");
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test_transform<bg::model::multi_point<P> >(
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"MULTIPOINT((1 1),(2 2))",
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"MULTIPOINT((2 2),(4 4))");
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test_transform<bg::model::multi_linestring<bg::model::linestring<P> > >(
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"MULTILINESTRING((1 1,2 2))",
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"MULTILINESTRING((2 2,4 4))");
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test_transform<bg::model::multi_polygon<bg::model::polygon<P> > >(
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"MULTIPOLYGON(((0 0,0 1,1 0,0 0)))",
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"MULTIPOLYGON(((0 0,0 2,2 0,0 0)))");
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}
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int test_main(int, char* [])
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{
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test_all<double>();
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return 0;
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}
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