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54 lines
1.5 KiB
54 lines
1.5 KiB
11 years ago
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/*
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* Copyright 2008-2012 NVIDIA Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <thrust/iterator/iterator_adaptor.h>
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#include <thrust/iterator/iterator_traits.h>
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#include <thrust/detail/type_traits.h>
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#include <thrust/iterator/detail/minimum_system.h>
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namespace thrust
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{
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template<typename,typename> class permutation_iterator;
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namespace detail
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{
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template<typename ElementIterator,
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typename IndexIterator>
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struct permutation_iterator_base
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{
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typedef typename thrust::iterator_system<ElementIterator>::type System1;
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typedef typename thrust::iterator_system<IndexIterator>::type System2;
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typedef thrust::iterator_adaptor<
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permutation_iterator<ElementIterator,IndexIterator>,
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IndexIterator,
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typename thrust::iterator_value<ElementIterator>::type,
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typename detail::minimum_system<System1,System2>::type,
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thrust::use_default,
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typename thrust::iterator_reference<ElementIterator>::type
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> type;
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}; // end permutation_iterator_base
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} // end detail
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} // end thrust
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