46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | /*============================================================================= | ||
|  |     Copyright (c) 2001-2011 Joel de Guzman | ||
|  | 
 | ||
|  |     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(FUSION_NEXT_IMPL_05042005_1058) | ||
|  | #define FUSION_NEXT_IMPL_05042005_1058 | ||
|  | 
 | ||
|  | #include <boost/fusion/support/config.hpp> | ||
|  | #include <boost/fusion/container/vector/vector_iterator.hpp> | ||
|  | 
 | ||
|  | namespace boost { namespace fusion | ||
|  | { | ||
|  |     struct vector_iterator_tag; | ||
|  |     template <typename Vector, int N> | ||
|  |     struct vector_iterator; | ||
|  | 
 | ||
|  |     namespace extension | ||
|  |     { | ||
|  |         template <typename Tag> | ||
|  |         struct next_impl; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct next_impl<vector_iterator_tag> | ||
|  |         { | ||
|  |             template <typename Iterator> | ||
|  |             struct apply | ||
|  |             { | ||
|  |                 typedef typename Iterator::vector vector; | ||
|  |                 typedef typename Iterator::index index; | ||
|  |                 typedef vector_iterator<vector, index::value+1> type; | ||
|  | 
 | ||
|  |                 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | ||
|  |                 static type | ||
|  |                 call(Iterator const& i) | ||
|  |                 { | ||
|  |                     return type(i.vec); | ||
|  |                 } | ||
|  |             }; | ||
|  |         }; | ||
|  |     } | ||
|  | }} | ||
|  | 
 | ||
|  | #endif |