| /* |
| [auto_generated] |
| boost/numeric/odeint/util/is_resizeable.hpp |
| |
| [begin_description] |
| Metafunction to determine if a state type can resized. For usage in the steppers. |
| [end_description] |
| |
| Copyright 2011-2012 Karsten Ahnert |
| Copyright 2011 Mario Mulansky |
| |
| 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_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED |
| #define BOOST_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED |
| |
| |
| #include <vector> |
| |
| #include <boost/type_traits/integral_constant.hpp> |
| #include <boost/type_traits/remove_reference.hpp> |
| #include <boost/fusion/include/front.hpp> |
| #include <boost/fusion/include/is_sequence.hpp> |
| |
| #include <boost/mpl/find_if.hpp> |
| #include <boost/mpl/end.hpp> |
| #include <boost/mpl/placeholders.hpp> |
| #include <boost/mpl/if.hpp> |
| #include <boost/type_traits/is_same.hpp> |
| |
| namespace boost { |
| namespace numeric { |
| namespace odeint { |
| |
| /* |
| * by default any type is not resizable |
| */ |
| template< typename Container , typename Enabler = void > |
| struct is_resizeable_sfinae : boost::false_type {}; |
| |
| template< typename Container > |
| struct is_resizeable : is_resizeable_sfinae< Container > {}; |
| |
| |
| |
| /* |
| * specialization for std::vector |
| */ |
| template< class V, class A > |
| struct is_resizeable< std::vector< V , A > > : boost::true_type {}; |
| |
| |
| /* |
| * sfinae specialization for fusion sequences |
| */ |
| template< typename FusionSequence > |
| struct is_resizeable_sfinae< |
| FusionSequence , |
| typename boost::enable_if< typename boost::fusion::traits::is_sequence< FusionSequence >::type >::type > |
| { |
| typedef typename boost::mpl::find_if< FusionSequence , is_resizeable< boost::mpl::_1 > >::type iter; |
| typedef typename boost::mpl::end< FusionSequence >::type last; |
| |
| typedef typename boost::mpl::if_< boost::is_same< iter , last > , boost::false_type , boost::true_type >::type type; |
| const static bool value = type::value; |
| }; |
| |
| |
| |
| |
| |
| |
| } // namespace odeint |
| } // namespace numeric |
| } // namespace boost |
| |
| |
| |
| #endif // BOOST_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED |