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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_BEGIN_IMPL_SEP_23_2009_1036PM)
- #define BOOST_FUSION_NVIEW_BEGIN_IMPL_SEP_23_2009_1036PM
- #include <boost/fusion/support/config.hpp>
- #include <boost/fusion/sequence/intrinsic/begin.hpp>
- namespace boost { namespace fusion
- {
- struct nview_tag;
- template <typename Sequence, typename Pos>
- struct nview_iterator;
- namespace extension
- {
- template<typename Tag>
- struct begin_impl;
- template<>
- struct begin_impl<nview_tag>
- {
- template<typename Sequence>
- struct apply
- {
- typedef typename Sequence::index_type index_type;
- typedef nview_iterator<Sequence,
- typename result_of::begin<index_type>::type> type;
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- static type call(Sequence& s)
- {
- return type(s);
- }
- };
- };
- }
- }}
- #endif
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