| // Boost.Geometry (aka GGL, Generic Geometry Library) |
| // Unit Test |
| |
| // Copyright (c) 2007-2011 Barend Gehrels, 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) |
| |
| #ifndef BOOST_GEOMETRY_TEST_ENVELOPE_HPP |
| #define BOOST_GEOMETRY_TEST_ENVELOPE_HPP |
| |
| |
| #include <geometry_test_common.hpp> |
| |
| #include <boost/geometry/algorithms/envelope.hpp> |
| #include <boost/geometry/geometries/box.hpp> |
| #include <boost/geometry/strategies/strategies.hpp> |
| |
| #include <boost/geometry/domains/gis/io/wkt/read_wkt.hpp> |
| |
| |
| template<typename Box, std::size_t DimensionCount> |
| struct check_result |
| {}; |
| |
| template <typename Box> |
| struct check_result<Box, 2> |
| { |
| typedef typename bg::coordinate_type<Box>::type ctype; |
| typedef typename boost::mpl::if_ |
| < |
| boost::is_arithmetic<ctype>, |
| double, |
| ctype |
| >::type type; |
| |
| static void apply(Box const& b, const type& x1, const type& y1, const type& z1, |
| const type& x2, const type& y2, const type& z2) |
| { |
| BOOST_CHECK_CLOSE((bg::get<bg::min_corner, 0>(b)), x1, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::min_corner, 1>(b)), y1, 0.001); |
| |
| BOOST_CHECK_CLOSE((bg::get<bg::max_corner, 0>(b)), x2, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::max_corner, 1>(b)), y2, 0.001); |
| } |
| }; |
| |
| template <typename Box> |
| struct check_result<Box, 3> |
| { |
| typedef typename bg::coordinate_type<Box>::type ctype; |
| typedef typename boost::mpl::if_ |
| < |
| boost::is_arithmetic<ctype>, |
| double, |
| ctype |
| >::type type; |
| |
| static void apply(Box const& b, const type& x1, const type& y1, const type& z1, |
| const type& x2, const type& y2, const type& z2) |
| { |
| BOOST_CHECK_CLOSE((bg::get<bg::min_corner, 0>(b)), x1, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::min_corner, 1>(b)), y1, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::min_corner, 2>(b)), z1, 0.001); |
| |
| BOOST_CHECK_CLOSE((bg::get<bg::max_corner, 0>(b)), x2, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::max_corner, 1>(b)), y2, 0.001); |
| BOOST_CHECK_CLOSE((bg::get<bg::max_corner, 2>(b)), z2, 0.001); |
| } |
| }; |
| |
| |
| template <typename Geometry, typename T> |
| void test_envelope(std::string const& wkt, |
| const T& x1, const T& x2, |
| const T& y1, const T& y2, |
| const T& z1 = 0, const T& z2 = 0) |
| { |
| typedef bg::model::box<typename bg::point_type<Geometry>::type > box_type; |
| |
| Geometry geometry; |
| bg::read_wkt(wkt, geometry); |
| box_type b; |
| bg::envelope(geometry, b); |
| |
| check_result<box_type, bg::dimension<Geometry>::type::value>::apply(b, x1, y1, z1, x2, y2, z2); |
| } |
| |
| template <typename Geometry, typename T> |
| void test_envelope_strategy(std::string const& wkt, |
| const T& x1, const T& x2, |
| const T& y1, const T& y2, |
| const T& z1 = 0, const T& z2 = 0) |
| { |
| typedef bg::model::box<typename bg::point_type<Geometry>::type > box_type; |
| |
| Geometry geometry; |
| bg::read_wkt(wkt, geometry); |
| box_type b; |
| bg::envelope(geometry, b); |
| |
| check_result<box_type, bg::dimension<Geometry>::type::value>::apply(b, x1, y1, z1, x2, y2, z2); |
| } |
| |
| |
| |
| #endif |