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- /*=============================================================================
- Copyright (c) 2009 Hartmut Kaiser
- 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)
- ==============================================================================*/
- #if !defined(BOOST_FUSION_NVIEW_ADVANCE_IMPL_SEP_24_2009_0212PM)
- #define BOOST_FUSION_NVIEW_ADVANCE_IMPL_SEP_24_2009_0212PM
- #include <boost/fusion/support/config.hpp>
- #include <boost/fusion/iterator/advance.hpp>
- namespace boost { namespace fusion
- {
- struct nview_iterator_tag;
- template <typename Sequence, typename Pos>
- struct nview_iterator;
- namespace extension
- {
- template<typename Tag>
- struct advance_impl;
- template<>
- struct advance_impl<nview_iterator_tag>
- {
- template<typename Iterator, typename Dist>
- struct apply
- {
- typedef typename Iterator::first_type iterator_type;
- typedef typename Iterator::sequence_type sequence_type;
- typedef nview_iterator<sequence_type,
- typename result_of::advance<iterator_type, Dist>::type> type;
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- static type
- call(Iterator const& i)
- {
- return type(i.seq);
- }
- };
- };
- }
- }}
- #endif
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