1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
/*
* 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.
*/
#pragma once
#include <thrust/detail/config.h>
#include <thrust/system/tbb/detail/copy.h>
#include <thrust/system/detail/generic/copy.h>
#include <thrust/system/detail/sequential/copy.h>
#include <thrust/detail/type_traits/minimum_type.h>
#include <thrust/detail/copy.h>
THRUST_NAMESPACE_BEGIN
namespace system
{
namespace tbb
{
namespace detail
{
namespace dispatch
{
template<typename DerivedPolicy,
typename InputIterator,
typename OutputIterator>
OutputIterator copy(execution_policy<DerivedPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result,
thrust::incrementable_traversal_tag)
{
return thrust::system::detail::sequential::copy(exec, first, last, result);
} // end copy()
template<typename DerivedPolicy,
typename InputIterator,
typename OutputIterator>
OutputIterator copy(execution_policy<DerivedPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result,
thrust::random_access_traversal_tag)
{
return thrust::system::detail::generic::copy(exec, first, last, result);
} // end copy()
template<typename DerivedPolicy,
typename InputIterator,
typename Size,
typename OutputIterator>
OutputIterator copy_n(execution_policy<DerivedPolicy> &exec,
InputIterator first,
Size n,
OutputIterator result,
thrust::incrementable_traversal_tag)
{
return thrust::system::detail::sequential::copy_n(exec, first, n, result);
} // end copy_n()
template<typename DerivedPolicy,
typename InputIterator,
typename Size,
typename OutputIterator>
OutputIterator copy_n(execution_policy<DerivedPolicy> &exec,
InputIterator first,
Size n,
OutputIterator result,
thrust::random_access_traversal_tag)
{
return thrust::system::detail::generic::copy_n(exec, first, n, result);
} // end copy_n()
} // end dispatch
template<typename DerivedPolicy,
typename InputIterator,
typename OutputIterator>
OutputIterator copy(execution_policy<DerivedPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result)
{
typedef typename thrust::iterator_traversal<InputIterator>::type traversal1;
typedef typename thrust::iterator_traversal<OutputIterator>::type traversal2;
typedef typename thrust::detail::minimum_type<traversal1,traversal2>::type traversal;
// dispatch on minimum traversal
return thrust::system::tbb::detail::dispatch::copy(exec,first,last,result,traversal());
} // end copy()
template<typename DerivedPolicy,
typename InputIterator,
typename Size,
typename OutputIterator>
OutputIterator copy_n(execution_policy<DerivedPolicy> &exec,
InputIterator first,
Size n,
OutputIterator result)
{
typedef typename thrust::iterator_traversal<InputIterator>::type traversal1;
typedef typename thrust::iterator_traversal<OutputIterator>::type traversal2;
typedef typename thrust::detail::minimum_type<traversal1,traversal2>::type traversal;
// dispatch on minimum traversal
return thrust::system::tbb::detail::dispatch::copy_n(exec,first,n,result,traversal());
} // end copy_n()
} // end namespace detail
} // end namespace tbb
} // end namespace system
THRUST_NAMESPACE_END
|
