Chris@16: //  boost/chrono/round.hpp  ------------------------------------------------------------//
Chris@16: 
Chris@16: //  (C) Copyright Howard Hinnant
Chris@16: //  Copyright 2011 Vicente J. Botet Escriba
Chris@16: 
Chris@16: //  Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org/libs/chrono for documentation.
Chris@16: 
Chris@16: #ifndef BOOST_CHRONO_FLOOR_HPP
Chris@16: #define BOOST_CHRONO_FLOOR_HPP
Chris@16: 
Chris@16: #include <boost/chrono/duration.hpp>
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16:   namespace chrono
Chris@16:   {
Chris@16: 
Chris@16:     /**
Chris@16:      * rounds down
Chris@16:      */
Chris@16:     template <class To, class Rep, class Period>
Chris@16:     To floor(const duration<Rep, Period>& d)
Chris@16:     {
Chris@101:       To t = duration_cast<To>(d);
Chris@101:       if (t>d) --t;
Chris@101:       return t;
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16:   } // namespace chrono
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif