You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.6 KiB
62 lines
1.6 KiB
/* |
|
* Copyright 2008-2012 NVIDIA Corporation |
|
* |
|
* Licensed under the Apache License, Version 2.0 (the "License"); |
|
* you may not use this file except in compliance with the License. |
|
* You may obtain a copy of the License at |
|
* |
|
* http://www.apache.org/licenses/LICENSE-2.0 |
|
* |
|
* Unless required by applicable law or agreed to in writing, software |
|
* distributed under the License is distributed on an "AS IS" BASIS, |
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
* See the License for the specific language governing permissions and |
|
* limitations under the License. |
|
*/ |
|
|
|
#include <thrust/detail/config.h> |
|
#include <thrust/system/detail/generic/advance.h> |
|
#include <thrust/iterator/iterator_traits.h> |
|
|
|
namespace thrust |
|
{ |
|
namespace system |
|
{ |
|
namespace detail |
|
{ |
|
namespace generic |
|
{ |
|
namespace detail |
|
{ |
|
|
|
template<typename InputIterator, typename Distance> |
|
void advance(InputIterator& i, Distance n, thrust::incrementable_traversal_tag) |
|
{ |
|
while(n) |
|
{ |
|
++i; |
|
--n; |
|
} // end while |
|
} // end advance() |
|
|
|
template<typename InputIterator, typename Distance> |
|
void advance(InputIterator& i, Distance n, thrust::random_access_traversal_tag) |
|
{ |
|
i += n; |
|
} // end advance() |
|
|
|
} // end detail |
|
|
|
template<typename InputIterator, typename Distance> |
|
void advance(InputIterator& i, Distance n) |
|
{ |
|
// dispatch on iterator traversal |
|
thrust::system::detail::generic::detail::advance(i, n, |
|
typename thrust::iterator_traversal<InputIterator>::type()); |
|
} // end advance() |
|
|
|
} // end namespace detail |
|
} // end namespace generic |
|
} // end namespace system |
|
} // end namespace thrust |
|
|
|
|