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37 lines
797 B
C++
37 lines
797 B
C++
// boost/chrono/round.hpp ------------------------------------------------------------//
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// (C) Copyright Howard Hinnant
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// Copyright 2011 Vicente J. Botet Escriba
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/chrono for documentation.
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#ifndef BOOST_CHRONO_FLOOR_HPP
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#define BOOST_CHRONO_FLOOR_HPP
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#include <boost/chrono/duration.hpp>
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namespace boost
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{
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namespace chrono
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{
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/**
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* rounds down
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*/
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template <class To, class Rep, class Period>
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To floor(const duration<Rep, Period>& d)
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{
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To t = duration_cast<To>(d);
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if (t>d) --t;
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return t;
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}
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} // namespace chrono
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} // namespace boost
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#endif
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