GOSTCoin CUDA miner project, compatible with most nvidia cards, containing only gostd algo
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/*
* Copyright 2008-2012 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.
*/
#include <thrust/detail/config.h>
#include <thrust/system/detail/generic/gather.h>
#include <thrust/iterator/iterator_traits.h>
#include <thrust/functional.h>
#include <thrust/transform.h>
#include <thrust/iterator/permutation_iterator.h>
namespace thrust
{
namespace system
{
namespace detail
{
namespace generic
{
template<typename DerivedPolicy,
typename InputIterator,
typename RandomAccessIterator,
typename OutputIterator>
OutputIterator gather(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator map_first,
InputIterator map_last,
RandomAccessIterator input_first,
OutputIterator result)
{
return thrust::transform(exec,
thrust::make_permutation_iterator(input_first, map_first),
thrust::make_permutation_iterator(input_first, map_last),
result,
thrust::identity<typename thrust::iterator_value<RandomAccessIterator>::type>());
} // end gather()
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename RandomAccessIterator,
typename OutputIterator>
OutputIterator gather_if(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 map_first,
InputIterator1 map_last,
InputIterator2 stencil,
RandomAccessIterator input_first,
OutputIterator result)
{
typedef typename thrust::iterator_value<InputIterator2>::type StencilType;
return thrust::gather_if(exec,
map_first,
map_last,
stencil,
input_first,
result,
thrust::identity<StencilType>());
} // end gather_if()
template<typename DerivedPolicy,
typename InputIterator1,
typename InputIterator2,
typename RandomAccessIterator,
typename OutputIterator,
typename Predicate>
OutputIterator gather_if(thrust::execution_policy<DerivedPolicy> &exec,
InputIterator1 map_first,
InputIterator1 map_last,
InputIterator2 stencil,
RandomAccessIterator input_first,
OutputIterator result,
Predicate pred)
{
typedef typename thrust::iterator_value<RandomAccessIterator>::type InputType;
return thrust::transform_if(exec,
thrust::make_permutation_iterator(input_first, map_first),
thrust::make_permutation_iterator(input_first, map_last),
stencil,
result,
thrust::identity<InputType>(),
pred);
} // end gather_if()
} // end namespace generic
} // end namespace detail
} // end namespace system
} // end namespace thrust