99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
// 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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// Copyright (c) 2014-2015 Samuel Debionne, Grenoble, France.
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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_STRATEGIES_SPHERICAL_EXPAND_BOX_HPP
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#define BOOST_GEOMETRY_STRATEGIES_SPHERICAL_EXPAND_BOX_HPP
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#include <cstddef>
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#include <algorithm>
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#include <boost/geometry/algorithms/detail/envelope/box.hpp>
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#include <boost/geometry/algorithms/detail/envelope/range_of_boxes.hpp>
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#include <boost/geometry/strategies/expand.hpp>
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#include <boost/geometry/strategies/spherical/envelope_box.hpp>
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namespace boost { namespace geometry
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{
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namespace strategy { namespace expand
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{
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#ifndef DOXYGEN_NO_DETAIL
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namespace detail
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{
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struct box_on_spheroid
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{
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template <typename BoxOut, typename BoxIn>
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static inline void apply(BoxOut& box_out, BoxIn const& box_in)
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{
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// normalize both boxes and convert box-in to be of type of box-out
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BoxOut mbrs[2];
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strategy::envelope::spherical_box::apply(box_in, mbrs[0]);
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strategy::envelope::spherical_box::apply(box_out, mbrs[1]);
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// compute the envelope of the two boxes
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geometry::detail::envelope::envelope_range_of_boxes::apply(mbrs, box_out);
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}
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};
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} // namespace detail
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#endif // DOXYGEN_NO_DETAIL
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struct spherical_box
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: detail::box_on_spheroid
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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<box_tag, spherical_equatorial_tag, CalculationType>
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{
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typedef spherical_box type;
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};
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template <typename CalculationType>
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struct default_strategy<box_tag, spherical_polar_tag, CalculationType>
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{
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typedef spherical_box type;
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};
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template <typename CalculationType>
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struct default_strategy<box_tag, geographic_tag, CalculationType>
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{
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typedef spherical_box type;
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};
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} // namespace services
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#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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}} // namespace strategy::expand
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGIES_SPHERICAL_EXPAND_BOX_HPP
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