// Boost.Geometry (aka GGL, Generic Geometry Library)
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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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// This file was modified by Oracle on 2015, 2016, 2017, 2018.
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// Modifications copyright (c) 2015-2018, 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 Menelaos Karavelas, on behalf of Oracle
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Distributed under the Boost Software License, Version 1.0.
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// (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_STRATEGY_SPHERICAL_ENVELOPE_POINT_HPP
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#define BOOST_GEOMETRY_STRATEGY_SPHERICAL_ENVELOPE_POINT_HPP
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#include <cstddef>
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#include <boost/geometry/core/access.hpp>
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#include <boost/geometry/core/cs.hpp>
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#include <boost/geometry/core/coordinate_dimension.hpp>
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#include <boost/geometry/core/coordinate_system.hpp>
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#include <boost/geometry/core/tags.hpp>
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#include <boost/geometry/views/detail/indexed_point_view.hpp>
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#include <boost/geometry/algorithms/detail/convert_point_to_point.hpp>
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#include <boost/geometry/algorithms/detail/normalize.hpp>
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#include <boost/geometry/algorithms/detail/envelope/transform_units.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_point.hpp>
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#include <boost/geometry/strategy/envelope.hpp>
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namespace boost { namespace geometry
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{
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namespace strategy { namespace envelope
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{
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struct spherical_point
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{
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template<typename Point, typename Box>
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static inline void apply(Point const& point, Box& mbr)
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{
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Point normalized_point;
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strategy::normalize::spherical_point::apply(point, normalized_point);
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typename point_type<Box>::type box_point;
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// transform units of input point to units of a box point
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geometry::detail::envelope::transform_units(normalized_point, box_point);
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geometry::set<min_corner, 0>(mbr, geometry::get<0>(box_point));
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geometry::set<min_corner, 1>(mbr, geometry::get<1>(box_point));
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geometry::set<max_corner, 0>(mbr, geometry::get<0>(box_point));
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geometry::set<max_corner, 1>(mbr, geometry::get<1>(box_point));
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typedef geometry::detail::envelope::envelope_one_point
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<
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2, dimension<Point>::value
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> per_corner;
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per_corner::template apply<min_corner>(normalized_point, mbr);
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per_corner::template apply<max_corner>(normalized_point, mbr);
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}
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};
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#ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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namespace services
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{
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template <typename CalculationType>
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struct default_strategy<point_tag, spherical_equatorial_tag, CalculationType>
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{
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typedef strategy::envelope::spherical_point type;
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};
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template <typename CalculationType>
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struct default_strategy<point_tag, spherical_polar_tag, CalculationType>
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{
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typedef strategy::envelope::spherical_point type;
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};
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template <typename CalculationType>
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struct default_strategy<point_tag, geographic_tag, CalculationType>
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{
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typedef strategy::envelope::spherical_point type;
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};
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}
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#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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}} // namespace strategy::envelope
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGY_SPHERICAL_ENVELOPE_POINT_HPP
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