61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
// Boost.Units - A C++ library for zero-overhead dimensional analysis and
|
|
// unit/quantity manipulation and conversion
|
|
//
|
|
// Copyright (C) 2003-2008 Matthias Christian Schabel
|
|
// Copyright (C) 2007-2008 Steven Watanabe
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See
|
|
// accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
#ifndef BOOST_UNITS_MAKE_SCALED_UNIT_HPP_INCLUDED
|
|
#define BOOST_UNITS_MAKE_SCALED_UNIT_HPP_INCLUDED
|
|
|
|
#include <boost/units/units_fwd.hpp>
|
|
#include <boost/units/heterogeneous_system.hpp>
|
|
#include <boost/units/unit.hpp>
|
|
|
|
namespace boost {
|
|
namespace units {
|
|
|
|
template<class Unit, class Scale>
|
|
struct make_scaled_unit {
|
|
typedef typename make_scaled_unit<typename reduce_unit<Unit>::type, Scale>::type type;
|
|
};
|
|
|
|
template<class Dimension, class UnitList, class OldScale, class Scale>
|
|
struct make_scaled_unit<unit<Dimension, heterogeneous_system<heterogeneous_system_impl<UnitList, Dimension, OldScale> > >, Scale> {
|
|
typedef unit<
|
|
Dimension,
|
|
heterogeneous_system<
|
|
heterogeneous_system_impl<
|
|
UnitList,
|
|
Dimension,
|
|
typename mpl::times<
|
|
OldScale,
|
|
list<scale_list_dim<Scale>, dimensionless_type>
|
|
>::type
|
|
>
|
|
>
|
|
> type;
|
|
};
|
|
|
|
template<class Dimension, class UnitList, class OldScale, long Base>
|
|
struct make_scaled_unit<unit<Dimension, heterogeneous_system<heterogeneous_system_impl<UnitList, Dimension, OldScale> > >, scale<Base, static_rational<0> > > {
|
|
typedef unit<
|
|
Dimension,
|
|
heterogeneous_system<
|
|
heterogeneous_system_impl<
|
|
UnitList,
|
|
Dimension,
|
|
OldScale
|
|
>
|
|
>
|
|
> type;
|
|
};
|
|
|
|
}
|
|
}
|
|
|
|
#endif
|