209 lines
6.5 KiB
Plaintext
209 lines
6.5 KiB
Plaintext
// Boost.Units - A C++ library for zero-overhead dimensional analysis and
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// unit/quantity manipulation and conversion
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//
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// Copyright (C) 2003-2008 Matthias Christian Schabel
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// Copyright (C) 2008 Steven Watanabe
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_UNITS_DERIVED_DIMENSION_HPP
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#define BOOST_UNITS_DERIVED_DIMENSION_HPP
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#include <boost/units/dim.hpp>
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#include <boost/units/dimension.hpp>
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#include <boost/units/static_rational.hpp>
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#include <boost/units/units_fwd.hpp>
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#include <boost/units/detail/dimension_list.hpp>
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namespace boost {
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namespace units {
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/// A utility class for defining composite dimensions with integer powers.
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template<class DT1 = dimensionless_type,long E1 = 0,
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class DT2 = dimensionless_type,long E2 = 0,
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class DT3 = dimensionless_type,long E3 = 0,
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class DT4 = dimensionless_type,long E4 = 0,
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class DT5 = dimensionless_type,long E5 = 0,
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class DT6 = dimensionless_type,long E6 = 0,
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class DT7 = dimensionless_type,long E7 = 0,
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class DT8 = dimensionless_type,long E8 = 0>
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struct derived_dimension
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{
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#ifdef BOOST_UNITS_DOXYGEN
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typedef detail::unspecified type;
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#else
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >,
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list< dim< DT4,static_rational<E4> >,
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list< dim< DT5,static_rational<E5> >,
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list< dim< DT6,static_rational<E6> >,
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list< dim< DT7,static_rational<E7> >,
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list< dim< DT8,static_rational<E8> >, dimensionless_type > > > > > > > > >::type type;
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#endif
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};
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/// INTERNAL ONLY
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template<class DT1,long E1>
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struct derived_dimension<
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DT1, E1,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >, dimensionless_type > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >, dimensionless_type > > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2,
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class DT3,long E3>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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DT3, E3,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >, dimensionless_type > > > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2,
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class DT3,long E3,
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class DT4,long E4>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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DT3, E3,
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DT4, E4,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >,
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list< dim< DT4,static_rational<E4> >, dimensionless_type > > > > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2,
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class DT3,long E3,
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class DT4,long E4,
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class DT5,long E5>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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DT3, E3,
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DT4, E4,
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DT5, E5,
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dimensionless_type,0,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >,
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list< dim< DT4,static_rational<E4> >,
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list< dim< DT5,static_rational<E5> >, dimensionless_type > > > > > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2,
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class DT3,long E3,
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class DT4,long E4,
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class DT5,long E5,
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class DT6,long E6>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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DT3, E3,
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DT4, E4,
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DT5, E5,
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DT6, E6,
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dimensionless_type,0,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >,
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list< dim< DT4,static_rational<E4> >,
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list< dim< DT5,static_rational<E5> >,
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list< dim< DT6,static_rational<E6> >, dimensionless_type > > > > > > >::type type;
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};
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/// INTERNAL ONLY
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template<class DT1,long E1,
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class DT2,long E2,
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class DT3,long E3,
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class DT4,long E4,
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class DT5,long E5,
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class DT6,long E6,
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class DT7,long E7>
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struct derived_dimension<
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DT1, E1,
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DT2, E2,
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DT3, E3,
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DT4, E4,
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DT5, E5,
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DT6, E6,
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DT7, E7,
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dimensionless_type,0>
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{
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typedef typename
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make_dimension_list< list< dim< DT1,static_rational<E1> >,
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list< dim< DT2,static_rational<E2> >,
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list< dim< DT3,static_rational<E3> >,
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list< dim< DT4,static_rational<E4> >,
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list< dim< DT5,static_rational<E5> >,
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list< dim< DT6,static_rational<E6> >,
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list< dim< DT7,static_rational<E7> >, dimensionless_type > > > > > > > >::type type;
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};
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} // namespace units
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} // namespace boost
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#endif // BOOST_UNITS_DERIVED_DIMENSION_HPP
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