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 #ifndef BOOST_UNITS_SYSTEMS_IMPERIAL_YARD_BASE_UNIT_HPP 12 #define BOOST_UNITS_SYSTEMS_IMPERIAL_YARD_BASE_UNIT_HPP 13 14 #include <string> 15 16 #include <boost/units/config.hpp> 17 #include <boost/units/base_unit.hpp> 18 #include <boost/units/physical_dimensions/length.hpp> 19 #include <boost/units/base_units/si/meter.hpp> 20 #include <boost/units/conversion.hpp> 21 22 BOOST_UNITS_DEFINE_BASE_UNIT_WITH_CONVERSIONS(imperial, yard, "yard", "yd", 0.9144, si::meter_base_unit, -301); // exact conversion 23 24 #if BOOST_UNITS_HAS_BOOST_TYPEOF 25 26 #include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP() 27 28 BOOST_TYPEOF_REGISTER_TYPE(boost::units::imperial::yard_base_unit) 29 30 #endif 31 32 #endif // BOOST_UNITS_SYSTEMS_IMPERIAL_YARD_BASE_UNIT_HPP 33