84 lines
2.1 KiB
Plaintext
84 lines
2.1 KiB
Plaintext
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/*
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[auto_generated]
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boost/numeric/odeint/util/is_resizeable.hpp
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[begin_description]
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Metafunction to determine if a state type can resized. For usage in the steppers.
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[end_description]
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Copyright 2011-2012 Karsten Ahnert
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Copyright 2011 Mario Mulansky
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Distributed under the Boost Software License, Version 1.0.
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(See accompanying file LICENSE_1_0.txt or
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copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#ifndef BOOST_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED
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#define BOOST_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED
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#include <vector>
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#include <boost/type_traits/integral_constant.hpp>
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#include <boost/type_traits/remove_reference.hpp>
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#include <boost/fusion/include/front.hpp>
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#include <boost/fusion/include/is_sequence.hpp>
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#include <boost/mpl/find_if.hpp>
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#include <boost/mpl/end.hpp>
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#include <boost/mpl/placeholders.hpp>
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#include <boost/mpl/if.hpp>
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#include <boost/type_traits/is_same.hpp>
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namespace boost {
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namespace numeric {
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namespace odeint {
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/*
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* by default any type is not resizable
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*/
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template< typename Container , typename Enabler = void >
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struct is_resizeable_sfinae : boost::false_type {};
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template< typename Container >
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struct is_resizeable : is_resizeable_sfinae< Container > {};
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/*
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* specialization for std::vector
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*/
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template< class V, class A >
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struct is_resizeable< std::vector< V , A > > : boost::true_type {};
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/*
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* sfinae specialization for fusion sequences
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*/
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template< typename FusionSequence >
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struct is_resizeable_sfinae<
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FusionSequence ,
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typename boost::enable_if< typename boost::fusion::traits::is_sequence< FusionSequence >::type >::type >
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{
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typedef typename boost::mpl::find_if< FusionSequence , is_resizeable< boost::mpl::_1 > >::type iter;
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typedef typename boost::mpl::end< FusionSequence >::type last;
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typedef typename boost::mpl::if_< boost::is_same< iter , last > , boost::false_type , boost::true_type >::type type;
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const static bool value = type::value;
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};
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} // namespace odeint
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} // namespace numeric
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} // namespace boost
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#endif // BOOST_NUMERIC_ODEINT_UTIL_IS_RESIZEABLE_HPP_INCLUDED
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