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/*
* Copyright 2008-2013 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.
*/
/*! \file scan_by_key.h
* \brief Generic implementations of key-value scans.
*/
#pragma once
#include <thrust/detail/config.h>
#include <thrust/system/detail/generic/tag.h>
THRUST_NAMESPACE_BEGIN
namespace system
{
namespace detail
{
namespace generic
{
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator>
__host__ __device__
OutputIterator inclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator,
typename BinaryPredicate>
__host__ __device__
OutputIterator inclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
BinaryPredicate binary_pred);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator,
typename BinaryPredicate,
typename AssociativeOperator>
__host__ __device__
OutputIterator inclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
BinaryPredicate binary_pred,
AssociativeOperator binary_op);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator>
__host__ __device__
OutputIterator exclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator,
typename T>
__host__ __device__
OutputIterator exclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
T init);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator,
typename T,
typename BinaryPredicate>
__host__ __device__
OutputIterator exclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
T init,
BinaryPredicate binary_pred);
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename OutputIterator,
typename T,
typename BinaryPredicate,
typename AssociativeOperator>
__host__ __device__
OutputIterator exclusive_scan_by_key(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
T init,
BinaryPredicate binary_pred,
AssociativeOperator binary_op);
} // end namespace generic
} // end namespace detail
} // end namespace system
THRUST_NAMESPACE_END
#include <thrust/system/detail/generic/scan_by_key.inl>
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