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54 lines
1.7 KiB
54 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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#include <thrust/detail/config.h>
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#include <thrust/system/detail/generic/transform_reduce.h>
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#include <thrust/reduce.h>
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#include <thrust/iterator/transform_iterator.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 generic
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{
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template<typename DerivedPolicy,
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typename InputIterator,
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typename UnaryFunction,
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typename OutputType,
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typename BinaryFunction>
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OutputType transform_reduce(thrust::execution_policy<DerivedPolicy> &exec,
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InputIterator first,
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InputIterator last,
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UnaryFunction unary_op,
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OutputType init,
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BinaryFunction binary_op)
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{
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thrust::transform_iterator<UnaryFunction, InputIterator, OutputType> xfrm_first(first, unary_op);
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thrust::transform_iterator<UnaryFunction, InputIterator, OutputType> xfrm_last(last, unary_op);
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return thrust::reduce(exec, xfrm_first, xfrm_last, init, binary_op);
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} // end transform_reduce()
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} // end generic
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} // end detail
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} // end system
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} // end thrust
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