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Contents of /branches/diaplayground/cusplibrary/cusp/detail/multiply.inl

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Revision 4955 - (show annotations)
Tue May 20 04:33:15 2014 UTC (5 years, 1 month ago) by caltinay
File size: 2688 byte(s)
added pristine copy of cusplibrary (apache license) to be used by ripley.

1 /*
2 * Copyright 2008-2009 NVIDIA Corporation
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <cusp/detail/dispatch/multiply.h>
18
19 #include <cusp/linear_operator.h>
20 #include <thrust/detail/type_traits.h>
21
22 namespace cusp
23 {
24 namespace detail
25 {
26
27 template <typename LinearOperator,
28 typename MatrixOrVector1,
29 typename MatrixOrVector2>
30 void multiply(LinearOperator& A,
31 MatrixOrVector1& B,
32 MatrixOrVector2& C,
33 cusp::unknown_format)
34 {
35 // user-defined LinearOperator
36 A(B,C);
37 }
38
39 template <typename LinearOperator,
40 typename MatrixOrVector1,
41 typename MatrixOrVector2>
42 void multiply(LinearOperator& A,
43 MatrixOrVector1& B,
44 MatrixOrVector2& C,
45 cusp::known_format)
46 {
47 // built-in format
48 cusp::detail::dispatch::multiply(A, B, C,
49 typename LinearOperator::memory_space(),
50 typename MatrixOrVector1::memory_space(),
51 typename MatrixOrVector2::memory_space());
52 }
53
54 } // end namespace detail
55
56 template <typename LinearOperator,
57 typename MatrixOrVector1,
58 typename MatrixOrVector2>
59 void multiply(LinearOperator& A,
60 MatrixOrVector1& B,
61 MatrixOrVector2& C)
62 {
63 CUSP_PROFILE_SCOPED();
64
65 // TODO check that dimensions are compatible
66
67 typedef typename LinearOperator::value_type ValueType;
68 typedef typename LinearOperator::memory_space MemorySpace;
69
70 cusp::detail::multiply(A, B, C,
71 typename LinearOperator::format());
72 }
73
74 template <typename LinearOperator,
75 typename MatrixOrVector1,
76 typename MatrixOrVector2>
77 void multiply(const LinearOperator& A,
78 const MatrixOrVector1& B,
79 const MatrixOrVector2& C)
80 {
81 CUSP_PROFILE_SCOPED();
82
83 // TODO check that dimensions are compatible
84
85 typedef typename LinearOperator::value_type ValueType;
86 typedef typename LinearOperator::memory_space MemorySpace;
87
88 cusp::detail::multiply(A, B, C,
89 typename LinearOperator::format());
90 }
91
92 } // end namespace cusp
93

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