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75 lines
1.9 KiB
75 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 device_ptr.inl
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* \brief Inline file for device_ptr.h.
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*/
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#include <thrust/device_ptr.h>
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#include <thrust/device_reference.h>
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#include <iostream>
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#include <thrust/detail/type_traits.h>
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#include <thrust/iterator/iterator_traits.h>
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namespace thrust
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{
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template<typename T>
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device_ptr<T> device_pointer_cast(T *ptr)
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{
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return device_ptr<T>(ptr);
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} // end device_pointer_cast()
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template<typename T>
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device_ptr<T> device_pointer_cast(const device_ptr<T> &ptr)
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{
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return ptr;
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} // end device_pointer_cast()
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// output to ostream
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template<class E, class T, class Y>
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std::basic_ostream<E, T> &operator<<(std::basic_ostream<E, T> &os, const device_ptr<Y> &p)
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{
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return os << p.get();
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} // end operator<<()
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namespace detail
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{
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template<typename T>
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struct is_device_ptr< thrust::device_ptr<T> >
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: public true_type
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{
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}; // end is_device_ptr
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#if (THRUST_HOST_COMPILER == THRUST_HOST_COMPILER_MSVC) && (_MSC_VER <= 1400)
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// XXX WAR MSVC 2005 problem with correctly implementing
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// pointer_raw_pointer for device_ptr by specializing it here
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template<typename T>
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struct pointer_raw_pointer< thrust::device_ptr<T> >
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{
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typedef typename device_ptr<T>::raw_pointer type;
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}; // end pointer_raw_pointer
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#endif
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} // end namespace detail
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} // end namespace thrust
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