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41 lines
879 B
41 lines
879 B
// 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_IS_UNIT_HPP |
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#define BOOST_UNITS_IS_UNIT_HPP |
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/// |
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/// \file |
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/// \brief Check that a type is a unit. |
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/// |
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#include <boost/mpl/bool.hpp> |
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#include <boost/units/units_fwd.hpp> |
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namespace boost { |
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namespace units { |
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/// Check that a type is a unit. |
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template<class T> |
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struct is_unit : |
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public mpl::false_ |
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{ }; |
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template<class Dim,class System> |
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struct is_unit< unit<Dim,System> > : |
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public mpl::true_ |
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{ }; |
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} // namespace units |
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} // namespace boost |
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#endif // BOOST_UNITS_IS_UNIT_HPP
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