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60 lines
1.7 KiB
60 lines
1.7 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 reduce_by_key.h
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* \brief CUDA implementation of reduce_by_key
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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/system/cuda/detail/execution_policy.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 cuda
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{
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namespace detail
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{
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template <typename DerivedPolicy,
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typename InputIterator1,
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typename InputIterator2,
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typename OutputIterator1,
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typename OutputIterator2,
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typename BinaryPredicate,
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typename BinaryFunction>
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thrust::pair<OutputIterator1,OutputIterator2>
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reduce_by_key(execution_policy<DerivedPolicy> &exec,
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InputIterator1 keys_first,
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InputIterator1 keys_last,
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InputIterator2 values_first,
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OutputIterator1 keys_output,
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OutputIterator2 values_output,
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BinaryPredicate binary_pred,
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BinaryFunction binary_op);
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} // end namespace detail
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} // end namespace cuda
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} // end namespace system
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} // end namespace thrust
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#include <thrust/system/cuda/detail/reduce_by_key.inl>
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