43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
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// Boost.Geometry
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// Copyright (c) 2018 Oracle and/or its affiliates.
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// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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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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#ifndef BOOST_GEOMETRY_UTIL_IS_INVERSE_SPHEROIDAL_COORDINATES_HPP
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#define BOOST_GEOMETRY_UTIL_IS_INVERSE_SPHEROIDAL_COORDINATES_HPP
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#include <boost/geometry/core/access.hpp>
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#include <boost/geometry/core/coordinate_type.hpp>
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#include <boost/geometry/core/point_type.hpp>
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#include <boost/geometry/util/bounds.hpp>
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#include <boost/geometry/util/math.hpp>
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namespace boost { namespace geometry
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{
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template <typename Box>
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bool is_inverse_spheroidal_coordinates(Box const& box)
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{
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typedef typename point_type<Box>::type point_type;
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typedef typename coordinate_type<point_type>::type bound_type;
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bound_type const high = util::bounds<bound_type>::highest();
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bound_type const low = util::bounds<bound_type>::lowest();
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return (geometry::get<0, 0>(box) == high) &&
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(geometry::get<0, 1>(box) == high) &&
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(geometry::get<1, 0>(box) == low) &&
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(geometry::get<1, 1>(box) == low);
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}
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_UTIL_IS_INVERSE_SPHEROIDAL_COORDINATES_HPP
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