1 // Boost.Units - A C++ library for zero-overhead dimensional analysis and 2 // unit/quantity manipulation and conversion 3 // 4 // Copyright (C) 2003-2008 Matthias Christian Schabel 5 // Copyright (C) 2007-2008 Steven Watanabe 6 // 7 // Distributed under the Boost Software License, Version 1.0. (See 8 // accompanying file LICENSE_1_0.txt or copy at 9 // http://www.boost.org/LICENSE_1_0.txt) 10 11 // No include guards. This header is intended to be included 12 // multiple times. 13 14 // units of temperature 15 16 #if defined(BOOST_UNITS_SI_KELVIN_BASE_UNIT_HPP) && defined(BOOST_UNITS_TEMPERATURE_CELSIUS_BASE_UNIT_HPP) &&\ 17 !defined(BOOST_UNITS_SYSTEMS_KELVIN_TO_CELSIUS_CONVERSION_DEFINED) 18 #define BOOST_UNITS_SYSTEMS_KELVIN_TO_CELSIUS_CONVERSION_DEFINED 19 #include <boost/units/conversion.hpp> 20 #include <boost/units/absolute.hpp> 21 BOOST_UNITS_DEFINE_CONVERSION_FACTOR(boost::units::si::kelvin_base_unit, boost::units::temperature::celsius_base_unit, one, make_one()); 22 BOOST_UNITS_DEFINE_CONVERSION_OFFSET(boost::units::si::kelvin_base_unit, boost::units::temperature::celsius_base_unit, double, -273.15); 23 #endif 24 25 #if defined(BOOST_UNITS_SI_KELVIN_BASE_UNIT_HPP) && defined(BOOST_UNITS_TEMPERATURE_FAHRENHEIT_BASE_UNIT_HPP) &&\ 26 !defined(BOOST_UNITS_SYSTEMS_KELVIN_TO_FAHRENHEIT_CONVERSION_DEFINED) 27 #define BOOST_UNITS_SYSTEMS_KELVIN_TO_FAHRENHEIT_CONVERSION_DEFINED 28 #include <boost/units/conversion.hpp> 29 #include <boost/units/absolute.hpp> 30 BOOST_UNITS_DEFINE_CONVERSION_FACTOR(boost::units::si::kelvin_base_unit, boost::units::temperature::fahrenheit_base_unit, double, 9.0/5.0); 31 BOOST_UNITS_DEFINE_CONVERSION_OFFSET(boost::units::si::kelvin_base_unit, boost::units::temperature::fahrenheit_base_unit, double, -273.15 * 9.0 / 5.0 + 32.0); 32 #endif 33 34 #if defined(BOOST_UNITS_TEMPERATURE_CELSIUS_BASE_UNIT_HPP) && defined(BOOST_UNITS_TEMPERATURE_FAHRENHEIT_BASE_UNIT_HPP) &&\ 35 !defined(BOOST_UNITS_SYSTEMS_CELSUIS_TO_FAHRENHEIT_CONVERSION_DEFINED) 36 #define BOOST_UNITS_SYSTEMS_CELSUIS_TO_FAHRENHEIT_CONVERSION_DEFINED 37 #include <boost/units/conversion.hpp> 38 #include <boost/units/absolute.hpp> 39 BOOST_UNITS_DEFINE_CONVERSION_FACTOR(boost::units::temperature::celsius_base_unit, boost::units::temperature::fahrenheit_base_unit, double, 9.0/5.0); 40 BOOST_UNITS_DEFINE_CONVERSION_OFFSET(boost::units::temperature::celsius_base_unit, boost::units::temperature::fahrenheit_base_unit, double, 32.0); 41 #endif 42 43