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69 lines
1.6 KiB
69 lines
1.6 KiB
/* |
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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 copy_if.h |
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* \brief Sequential implementation of copy_if. |
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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/detail/function.h> |
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namespace thrust |
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{ |
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namespace system |
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{ |
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namespace detail |
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{ |
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namespace internal |
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{ |
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namespace scalar |
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{ |
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template<typename InputIterator1, |
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typename InputIterator2, |
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typename OutputIterator, |
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typename Predicate> |
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OutputIterator copy_if(InputIterator1 first, |
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InputIterator1 last, |
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InputIterator2 stencil, |
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OutputIterator result, |
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Predicate pred) |
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{ |
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thrust::detail::host_function<Predicate,bool> wrapped_pred(pred); |
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while(first != last) |
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{ |
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if(wrapped_pred(*stencil)) |
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{ |
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*result = *first; |
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++result; |
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} // end if |
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++first; |
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++stencil; |
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} // end while |
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return result; |
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} // end copy_if() |
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} // end namespace scalar |
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} // end namespace internal |
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} // end namespace detail |
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} // end namespace system |
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} // end namespace thrust |
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