utiltools/X86MAC64/cuda/include/thrust/system/cpp/detail/reduce_by_key.h

   1 /*
   2  *  Copyright 2008-2012 NVIDIA Corporation
   3  *
   4  *  Licensed under the Apache License, Version 2.0 (the "License");
   5  *  you may not use this file except in compliance with the License.
   6  *  You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *  Unless required by applicable law or agreed to in writing, software
  11  *  distributed under the License is distributed on an "AS IS" BASIS,
  12  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *  See the License for the specific language governing permissions and
  14  *  limitations under the License.
  15  */
  16
  17 #pragma once
  18
  19 #include <thrust/detail/config.h>
  20 #include <thrust/system/cpp/detail/execution_policy.h>
  21 #include <thrust/pair.h>
  22 #include <thrust/system/detail/internal/scalar/reduce_by_key.h>
  23
  24 namespace thrust
  25 {
  26 namespace system
  27 {
  28 namespace cpp
  29 {
  30 namespace detail
  31 {
  32
  33 template <typename DerivedPolicy,
  34           typename InputIterator1,
  35           typename InputIterator2,
  36           typename OutputIterator1,
  37           typename OutputIterator2,
  38           typename BinaryPredicate,
  39           typename BinaryFunction>
  40   thrust::pair<OutputIterator1,OutputIterator2>
  41     reduce_by_key(execution_policy<DerivedPolicy> &,
  42                   InputIterator1 keys_first,
  43                   InputIterator1 keys_last,
  44                   InputIterator2 values_first,
  45                   OutputIterator1 keys_output,
  46                   OutputIterator2 values_output,
  47                   BinaryPredicate binary_pred,
  48                   BinaryFunction binary_op)
  49 {
  50   return thrust::system::detail::internal::scalar::reduce_by_key(keys_first, keys_last, values_first, keys_output, values_output, binary_pred, binary_op);
  51 }
  52
  53 } // end namespace detail
  54 } // end namespace cpp
  55 } // end namespace system
  56 } // end namespace thrust
  57