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69 lines
2.3 KiB
69 lines
2.3 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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/*! \file thrust/iterator/retag.h
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* \brief Functionality for altering an iterator's associated system.
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*/
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#pragma once
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#include <thrust/detail/config.h>
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#include <thrust/iterator/detail/retag.h>
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namespace thrust
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{
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/*! \ingroup iterator_tags
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* \{
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*/
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#if 0
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/*! \p reinterpret_tag returns a copy of an iterator and changes the type of the result's system tag.
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* \tparam Tag Any system tag.
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* \tparam Iterator Any iterator type.
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* \param iter The iterator of interest.
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* \return An iterator of unspecified type whose system tag is \p Tag and whose behavior is otherwise
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* equivalent to \p iter.
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* \note Unlike \p retag, \p reinterpret_tag does not enforce that the converted-to system tag be
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* related to the converted-from system tag.
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* \see retag
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*/
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template<typename Tag, typename Iterator>
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unspecified_iterator_type reinterpret_tag(Iterator iter);
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/*! \p retag returns a copy of an iterator and changes the type of the result's system tag.
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* \tparam Tag \p Tag shall be convertible to <tt>thrust::iterator_system<Iterator>::type</tt>,
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* or <tt>thrust::iterator_system<Iterator>::type</tt> is a base type of \p Tag.
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* \tparam Iterator Any iterator type.
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* \param iter The iterator of interest.
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* \return An iterator of unspecified type whose system tag is \p Tag and whose behavior is
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* otherwise equivalent to \p iter.
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* \note Unlike \p reinterpret_tag, \p retag enforces that the converted-to system tag be
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* related to the converted-from system tag.
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* \see reinterpret_tag
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*/
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template<typename Tag, typename Iterator>
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unspecified_iterator_type retag(Iterator iter);
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#endif
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/*! \} // iterator_tags
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*/
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} // end thrust
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