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) 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_DIMENSIONLESS_QUANTITY_HPP
12 #define BOOST_UNITS_DIMENSIONLESS_QUANTITY_HPP
13 
14 ///
15 /// \file
16 /// \brief Utility class to simplify construction of dimensionless quantities.
17 ///
18 
19 #include <boost/units/dimensionless_unit.hpp>
20 #include <boost/units/quantity.hpp>
21 
22 namespace boost {
23 
24 namespace units {
25 
26 /// Utility class to simplify construction of dimensionless quantities.
27 template<class System,class Y>
28 struct dimensionless_quantity
29 {
30     typedef quantity<typename dimensionless_unit<System>::type,Y>   type;
31 };
32 
33 } // namespace units
34 
35 } // namespace boost
36 
37 #endif // BOOST_UNITS_DIMENSIONLESS_QUANTITY_HPP
38