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Diffstat (limited to 'src/boost/libs/geometry/test/algorithms/assign.cpp')
-rw-r--r-- | src/boost/libs/geometry/test/algorithms/assign.cpp | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/src/boost/libs/geometry/test/algorithms/assign.cpp b/src/boost/libs/geometry/test/algorithms/assign.cpp new file mode 100644 index 00000000..aca34a68 --- /dev/null +++ b/src/boost/libs/geometry/test/algorithms/assign.cpp @@ -0,0 +1,326 @@ +// Boost.Geometry (aka GGL, Generic Geometry Library) +// Unit Test + +// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands. +// Copyright (c) 2008-2012 Bruno Lalande, Paris, France. +// Copyright (c) 2009-2012 Mateusz Loskot, London, UK. +// Copyright (c) 2014 Samuel Debionne, Grenoble, France. + +// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library +// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands. + +// Use, modification and distribution is subject to the Boost Software License, +// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#include <geometry_test_common.hpp> + +#include <boost/geometry/arithmetic/arithmetic.hpp> +#include <boost/geometry/algorithms/assign.hpp> +#include <boost/geometry/algorithms/num_points.hpp> + +#include <boost/geometry/geometries/geometries.hpp> +#include <boost/geometry/geometries/adapted/c_array.hpp> +#include <boost/geometry/geometries/adapted/boost_tuple.hpp> +#include <boost/geometry/io/wkt/wkt.hpp> +#include <boost/variant/variant.hpp> +#include <test_common/test_point.hpp> + +BOOST_GEOMETRY_REGISTER_C_ARRAY_CS(cs::cartesian) +BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian) + + +template <typename Geometry> +void check_geometry(Geometry const& geometry, std::string const& expected) +{ + std::ostringstream out; + out << bg::wkt(geometry); + BOOST_CHECK_EQUAL(out.str(), expected); +} + +template <typename Geometry, typename Points> +void check_assign_points(Points const& points, std::string const& /*expected*/) +{ + Geometry geometry; + bg::assign_points(geometry, points); + check_geometry(geometry, "LINESTRING(1 2,3 4,5 6)"); + + boost::variant<Geometry> v; + bg::assign_points(v, points); +} + +template <typename Point> +void test_assign_linestring_2d() +{ + bg::model::linestring<Point> line; + + // Test assignment of plain array (note that this is only possible if adapted c-array is included!) + const double coors[3][2] = { {1, 2}, {3, 4}, {5, 6} }; + check_assign_points<bg::model::linestring<Point> >(coors, "LINESTRING(1 2,3 4,5 6)"); + + // Test assignment of point array + Point points[3]; + bg::assign_values(points[0], 1, 2); + bg::assign_values(points[1], 3, 4); + bg::assign_values(points[2], 5, 6); + check_assign_points<bg::model::linestring<Point> >(points, "LINESTRING(1 2,3 4,5 6)"); + + // Test assignment of array with different point-type (tuple adaption should be included) + boost::tuple<float, float> tuples[3]; + tuples[0] = boost::make_tuple(1, 2); + tuples[1] = boost::make_tuple(3, 4); + tuples[2] = boost::make_tuple(5, 6); + check_assign_points<bg::model::linestring<Point> >(tuples, "LINESTRING(1 2,3 4,5 6)"); +} + +namespace detail +{ + template <typename BoxOrSegment> + void test_assign_box_or_segment_2d() + { + BoxOrSegment geometry; + bg::assign_values(geometry, 1, 2, 3, 4); + BOOST_CHECK((bg::get<bg::min_corner, 0>(geometry) == 1)); + BOOST_CHECK((bg::get<bg::min_corner, 1>(geometry) == 2)); + BOOST_CHECK((bg::get<bg::max_corner, 0>(geometry) == 3)); + BOOST_CHECK((bg::get<bg::max_corner, 1>(geometry) == 4)); + + bg::assign_zero(geometry); + BOOST_CHECK((bg::get<bg::min_corner, 0>(geometry) == 0)); + BOOST_CHECK((bg::get<bg::min_corner, 1>(geometry) == 0)); + BOOST_CHECK((bg::get<bg::max_corner, 0>(geometry) == 0)); + BOOST_CHECK((bg::get<bg::max_corner, 1>(geometry) == 0)); + + bg::assign_inverse(geometry); + BOOST_CHECK((bg::get<bg::min_corner, 0>(geometry) > 9999)); + BOOST_CHECK((bg::get<bg::min_corner, 1>(geometry) > 9999)); + BOOST_CHECK((bg::get<bg::max_corner, 0>(geometry) < 9999)); + BOOST_CHECK((bg::get<bg::max_corner, 1>(geometry) < 9999)); + } +} + +template <typename Point> +void test_assign_box_or_segment_2d() +{ + detail::test_assign_box_or_segment_2d<bg::model::box<Point> >(); + detail::test_assign_box_or_segment_2d<bg::model::segment<Point> >(); +} + +template <typename Point> +void test_assign_box_2d() +{ + detail::test_assign_box_or_segment_2d<bg::model::box<Point> >(); +} + +template <typename Point> +void test_assign_point_3d() +{ + Point p; + bg::assign_values(p, 1, 2, 3); + check_geometry(p, "POINT(1 2 3)"); + + bg::assign_value(p, 123); + check_geometry(p, "POINT(123 123 123)"); + + bg::assign_zero(p); + check_geometry(p, "POINT(0 0 0)"); +} + +template <typename P> +void test_assign_conversion() +{ + typedef bg::model::box<P> box_type; + typedef bg::model::ring<P> ring_type; + typedef bg::model::polygon<P> polygon_type; + + P p; + bg::assign_values(p, 1, 2); + + box_type b; + bg::assign(b, p); + + BOOST_CHECK_CLOSE((bg::get<0, 0>(b)), 1.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<0, 1>(b)), 2.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<1, 0>(b)), 1.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<1, 1>(b)), 2.0, 0.001); + + + bg::set<bg::min_corner, 0>(b, 1); + bg::set<bg::min_corner, 1>(b, 2); + bg::set<bg::max_corner, 0>(b, 3); + bg::set<bg::max_corner, 1>(b, 4); + + ring_type ring; + bg::assign(ring, b); + + { + typedef bg::model::ring<P, false, false> ring_type_ccw; + ring_type_ccw ring_ccw; + // Should NOT compile (currently): bg::assign(ring_ccw, ring); + + } + + typename boost::range_const_iterator<ring_type>::type it = ring.begin(); + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 4.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 3.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 4.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 3.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + + BOOST_CHECK_EQUAL(ring.size(), 5u); + + + polygon_type polygon; + + bg::assign(polygon, ring); + BOOST_CHECK_EQUAL(bg::num_points(polygon), 5u); + + ring_type ring2; + bg::assign(ring2, polygon); + BOOST_CHECK_EQUAL(bg::num_points(ring2), 5u); +} + + +template <typename P> +void test_assign_conversion_variant() +{ + typedef bg::model::box<P> box_type; + typedef bg::model::ring<P> ring_type; + typedef bg::model::polygon<P> polygon_type; + + P p; + bg::assign_values(p, 1, 2); + + box_type b; + boost::variant<box_type&> variant_b(b); + bg::assign(variant_b, p); + + BOOST_CHECK_CLOSE((bg::get<0, 0>(b)), 1.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<0, 1>(b)), 2.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<1, 0>(b)), 1.0, 0.001); + BOOST_CHECK_CLOSE((bg::get<1, 1>(b)), 2.0, 0.001); + + + bg::set<bg::min_corner, 0>(b, 1); + bg::set<bg::min_corner, 1>(b, 2); + bg::set<bg::max_corner, 0>(b, 3); + bg::set<bg::max_corner, 1>(b, 4); + + ring_type ring; + boost::variant<ring_type&> variant_ring(ring); + bg::assign(variant_ring, boost::variant<box_type>(b)); + + { + typedef bg::model::ring<P, false, false> ring_type_ccw; + ring_type_ccw ring_ccw; + // Should NOT compile (currently): bg::assign(ring_ccw, ring); + + } + + typename boost::range_const_iterator<ring_type>::type it = ring.begin(); + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 4.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 3.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 4.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 3.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + it++; + BOOST_CHECK_CLOSE(bg::get<0>(*it), 1.0, 0.001); + BOOST_CHECK_CLOSE(bg::get<1>(*it), 2.0, 0.001); + + BOOST_CHECK_EQUAL(ring.size(), 5u); + + + polygon_type polygon; + boost::variant<polygon_type&> variant_polygon(polygon); + + bg::assign(variant_polygon, boost::variant<ring_type>(ring)); + BOOST_CHECK_EQUAL(bg::num_points(polygon), 5u); + + ring_type ring2; + boost::variant<ring_type&> variant_ring2(ring2); + bg::assign(variant_ring2, boost::variant<polygon_type>(polygon)); + BOOST_CHECK_EQUAL(bg::num_points(ring2), 5u); +} + + +template <typename Point> +void test_assign_point_2d() +{ + Point p; + bg::assign_values(p, 1, 2); + check_geometry(p, "POINT(1 2)"); + + bg::assign_value(p, 123); + check_geometry(p, "POINT(123 123)"); + + bg::assign_zero(p); + check_geometry(p, "POINT(0 0)"); +} + + + + + +int test_main(int, char* []) +{ + test_assign_point_3d<int[3]>(); + test_assign_point_3d<float[3]>(); + test_assign_point_3d<double[3]>(); + test_assign_point_3d<test::test_point>(); + test_assign_point_3d<bg::model::point<int, 3, bg::cs::cartesian> >(); + test_assign_point_3d<bg::model::point<float, 3, bg::cs::cartesian> >(); + test_assign_point_3d<bg::model::point<double, 3, bg::cs::cartesian> >(); + + test_assign_point_2d<int[2]>(); + test_assign_point_2d<float[2]>(); + test_assign_point_2d<double[2]>(); + test_assign_point_2d<bg::model::point<int, 2, bg::cs::cartesian> >(); + test_assign_point_2d<bg::model::point<float, 2, bg::cs::cartesian> >(); + test_assign_point_2d<bg::model::point<double, 2, bg::cs::cartesian> >(); + + test_assign_conversion<bg::model::point<double, 2, bg::cs::cartesian> >(); + test_assign_conversion_variant<bg::model::point<double, 2, bg::cs::cartesian> >(); + + + // Segment (currently) cannot handle array's because derived from std::pair + test_assign_box_2d<int[2]>(); + test_assign_box_2d<float[2]>(); + test_assign_box_2d<double[2]>(); + + test_assign_box_or_segment_2d<bg::model::point<int, 2, bg::cs::cartesian> >(); + test_assign_box_or_segment_2d<bg::model::point<float, 2, bg::cs::cartesian> >(); + test_assign_box_or_segment_2d<bg::model::point<double, 2, bg::cs::cartesian> >(); + + test_assign_linestring_2d<bg::model::point<int, 2, bg::cs::cartesian> >(); + test_assign_linestring_2d<bg::model::point<float, 2, bg::cs::cartesian> >(); + test_assign_linestring_2d<bg::model::point<double, 2, bg::cs::cartesian> >(); + +#ifdef HAVE_TTMATH + // Next 3 need extra traits for c-array with custom type: + // test_assign_point_2d<ttmath_big[2]>(); + // test_assign_point_3d<ttmath_big[3]>(); + // test_assign_box_2d<ttmath_big[2]>(); + + test_assign_point_2d<bg::model::point<ttmath_big, 2, bg::cs::cartesian> >(); + test_assign_point_3d<bg::model::point<ttmath_big, 3, bg::cs::cartesian> >(); + test_assign_box_or_segment_2d<bg::model::point<ttmath_big, 2, bg::cs::cartesian> >(); + test_assign_linestring_2d<bg::model::point<ttmath_big, 2, bg::cs::cartesian> >(); +#endif + + return 0; +} |