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77 lines
1.9 KiB
77 lines
1.9 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 normal_iterator.h
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* \brief Defines the interface to an iterator class
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* which adapts a pointer type.
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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/detail/is_trivial_iterator.h>
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#include <thrust/detail/type_traits.h>
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namespace thrust
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{
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namespace detail
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{
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template<typename Pointer>
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class normal_iterator
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: public iterator_adaptor<
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normal_iterator<Pointer>,
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Pointer
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>
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{
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typedef iterator_adaptor<normal_iterator<Pointer>, Pointer> super_t;
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public:
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__host__ __device__
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normal_iterator() {}
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__host__ __device__
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normal_iterator(Pointer p)
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: super_t(p) {}
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template<typename OtherPointer>
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__host__ __device__
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normal_iterator(const normal_iterator<OtherPointer> &other,
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typename thrust::detail::enable_if_convertible<
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OtherPointer,
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Pointer
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>::type * = 0)
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: super_t(other.base()) {}
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}; // end normal_iterator
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template<typename Pointer>
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inline __host__ __device__ normal_iterator<Pointer> make_normal_iterator(Pointer ptr)
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{
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return normal_iterator<Pointer>(ptr);
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}
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template<typename T> struct is_trivial_iterator< normal_iterator<T> > : public true_type {};
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} // end detail
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} // end thrust
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