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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* Copyright 2008-2009 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 <cusp/convert.h>
namespace cusp
{
//////////////////
// Constructors //
//////////////////
// construct from a different matrix
template<typename ValueType, class MemorySpace, class Orientation>
template <typename MatrixType>
array2d<ValueType,MemorySpace,Orientation>
::array2d(const MatrixType& matrix)
{
cusp::convert(matrix, *this);
}
//////////////////////
// Member Functions //
//////////////////////
template <typename ValueType, class MemorySpace, class Orientation>
array2d<ValueType,MemorySpace,Orientation>&
array2d<ValueType,MemorySpace,Orientation>
::operator=(const array2d<ValueType,MemorySpace,Orientation>& matrix)
{
cusp::convert(matrix, *this);
return *this;
}
template <typename ValueType, class MemorySpace, class Orientation>
template <typename MatrixType>
array2d<ValueType,MemorySpace,Orientation>&
array2d<ValueType,MemorySpace,Orientation>
::operator=(const MatrixType& matrix)
{
cusp::convert(matrix, *this);
return *this;
}
/////////////////////
// Other Functions //
/////////////////////
namespace detail
{
template <typename Array1, typename Array2>
bool array2d_equal(const Array1& lhs, const Array2& rhs)
{
typedef typename Array1::orientation Orientation1;
typedef typename Array2::orientation Orientation2;
if (lhs.num_rows != rhs.num_rows || lhs.num_cols != rhs.num_cols)
return false;
thrust::counting_iterator<size_t> begin(0);
thrust::counting_iterator<size_t> end(lhs.num_entries);
cusp::detail::logical_to_physical_functor <size_t, Orientation1> func1(lhs.num_rows, lhs.num_cols, lhs.pitch);
cusp::detail::logical_to_other_physical_functor<size_t, Orientation1, Orientation2> func2(rhs.num_rows, rhs.num_cols, rhs.pitch);
// like a boss
return thrust::equal(thrust::make_permutation_iterator(lhs.values.begin(), thrust::make_transform_iterator(begin, func1)),
thrust::make_permutation_iterator(lhs.values.begin(), thrust::make_transform_iterator(end, func1)),
thrust::make_permutation_iterator(rhs.values.begin(), thrust::make_transform_iterator(begin, func2)));
}
} // end namespace detail
template<typename ValueType1, typename MemorySpace1, typename Orientation1,
typename ValueType2, typename MemorySpace2, typename Orientation2>
bool operator==(const array2d<ValueType1,MemorySpace1,Orientation1>& lhs,
const array2d<ValueType2,MemorySpace2,Orientation2>& rhs)
{
return cusp::detail::array2d_equal(lhs, rhs);
}
template<typename Array1, typename Orientation1,
typename Array2, typename Orientation2>
bool operator==(const array2d_view<Array1,Orientation1>& lhs,
const array2d_view<Array2,Orientation2>& rhs)
{
return cusp::detail::array2d_equal(lhs, rhs);
}
template<typename ValueType1, typename MemorySpace1, typename Orientation1,
typename Array2, typename Orientation2>
bool operator==(const array2d<ValueType1,MemorySpace1,Orientation1>& lhs,
const array2d_view<Array2,Orientation2>& rhs)
{
return cusp::detail::array2d_equal(lhs, rhs);
}
template<typename Array1, typename Orientation1,
typename ValueType2, typename MemorySpace2, typename Orientation2>
bool operator==(const array2d_view<Array1,Orientation1>& lhs,
const array2d<ValueType2,MemorySpace2,Orientation2>& rhs)
{
return cusp::detail::array2d_equal(lhs, rhs);
}
template<typename ValueType1, typename MemorySpace1, typename Orientation1,
typename ValueType2, typename MemorySpace2, typename Orientation2>
bool operator!=(const array2d<ValueType1,MemorySpace1,Orientation1>& lhs,
const array2d<ValueType2,MemorySpace2,Orientation2>& rhs)
{
return !(lhs == rhs);
}
template<typename Array1, typename Orientation1,
typename Array2, typename Orientation2>
bool operator!=(const array2d_view<Array1,Orientation1>& lhs,
const array2d_view<Array2,Orientation2>& rhs)
{
return !(lhs == rhs);
}
template<typename ValueType1, typename MemorySpace1, typename Orientation1,
typename Array2, typename Orientation2>
bool operator!=(const array2d<ValueType1,MemorySpace1,Orientation1>& lhs,
const array2d_view<Array2,Orientation2>& rhs)
{
return !(lhs == rhs);
}
template<typename Array1, typename Orientation1,
typename ValueType2, typename MemorySpace2, typename Orientation2>
bool operator!=(const array2d_view<Array1,Orientation1>& lhs,
const array2d<ValueType2,MemorySpace2,Orientation2>& rhs)
{
return !(lhs == rhs);
}
} // end namespace cusp
|
