104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
// Boost.Geometry
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// Copyright (c) 2020, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#ifndef BOOST_GEOMETRY_STRATEGIES_EXPAND_CARTESIAN_HPP
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#define BOOST_GEOMETRY_STRATEGIES_EXPAND_CARTESIAN_HPP
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#include <type_traits>
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#include <boost/geometry/strategy/cartesian/expand_box.hpp>
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#include <boost/geometry/strategy/cartesian/expand_point.hpp>
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#include <boost/geometry/strategy/cartesian/expand_segment.hpp>
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#include <boost/geometry/strategies/detail.hpp>
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#include <boost/geometry/strategies/expand/services.hpp>
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namespace boost { namespace geometry
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{
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namespace strategies { namespace expand
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{
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template <typename CalculationType = void>
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struct cartesian
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: strategies::detail::cartesian_base
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{
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template <typename Box, typename Geometry>
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static auto expand(Box const&, Geometry const&,
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typename util::enable_if_point_t<Geometry> * = nullptr)
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{
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return strategy::expand::cartesian_point();
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}
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template <typename Box, typename Geometry>
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static auto expand(Box const&, Geometry const&,
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typename util::enable_if_box_t<Geometry> * = nullptr)
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{
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return strategy::expand::cartesian_box();
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}
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template <typename Box, typename Geometry>
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static auto expand(Box const&, Geometry const&,
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typename util::enable_if_segment_t<Geometry> * = nullptr)
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{
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return strategy::expand::cartesian_segment();
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}
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};
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namespace services
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{
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template <typename Box, typename Geometry>
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struct default_strategy<Box, Geometry, cartesian_tag>
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{
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using type = strategies::expand::cartesian<>;
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};
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template <>
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struct strategy_converter<strategy::expand::cartesian_point>
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{
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static auto get(strategy::expand::cartesian_point const& )
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{
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return strategies::expand::cartesian<>();
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}
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};
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template <>
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struct strategy_converter<strategy::expand::cartesian_box>
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{
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static auto get(strategy::expand::cartesian_box const& )
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{
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return strategies::expand::cartesian<>();
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}
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};
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template <>
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struct strategy_converter<strategy::expand::cartesian_segment>
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{
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static auto get(strategy::expand::cartesian_segment const&)
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{
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return strategies::expand::cartesian<>();
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}
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};
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} // namespace services
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}} // namespace strategies::envelope
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGIES_EXPAND_CARTESIAN_HPP
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