1 /*
2 * Copyright (c) 2004, Alexander Stippler
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifndef FLENS_AUX_RANGE_TCC
34 #define FLENS_AUX_RANGE_TCC 1
35
36 namespace flens {
37
38 template <typename IndexType>
39 Range<IndexType>::Range(IndexType firstIndex, IndexType lastIndex)
40 : _firstIndex(firstIndex), _stride(1), _lastIndex(lastIndex)
41 {
42 }
43
44 template <typename IndexType>
45 Range<IndexType>::Range(IndexType firstIndex,
46 IndexType stride,
47 IndexType lastIndex)
48 : _firstIndex(firstIndex), _stride(stride), _lastIndex(lastIndex)
49 {
50 }
51
52 template <typename IndexType>
53 IndexType
54 Range<IndexType>::firstIndex() const
55 {
56 return _firstIndex;
57 }
58
59 template <typename IndexType>
60 IndexType
61 Range<IndexType>::stride() const
62 {
63 return _stride;
64 }
65
66 template <typename IndexType>
67 IndexType
68 Range<IndexType>::lastIndex() const
69 {
70 return _lastIndex;
71 }
72
73 template <typename IndexType>
74 IndexType
75 Range<IndexType>::numTicks() const
76 {
77 return (_lastIndex-_firstIndex)/abs(_stride) + IndexType(1);
78 }
79
80 template <typename IndexType>
81 IndexType
82 Range<IndexType>::length() const
83 {
84 return (_lastIndex-_firstIndex)/abs(_stride) + IndexType(1);
85 }
86
87 //------------------------------------------------------------------------------
88
89 template <typename IndexType>
90 std::ostream &
91 operator<<(std::ostream &out, const Range<IndexType> &range)
92 {
93 out << "[" << range.firstIndex() << ",";
94 if (range.stride()!=1) {
95 out << range.stride();
96 }
97 out << range.lastIndex() << "]";
98 return out;
99 }
100
101 template <typename IndexType>
102 bool
103 operator==(const Range<IndexType> &lhs, const Range<IndexType> &rhs)
104 {
105 return (lhs.firstIndex()==rhs.firstIndex())
106 && (lhs.lastIndex()==rhs.lastIndex())
107 && (lhs.stride()==rhs.stride());
108 }
109
110
111 } // namespace flens
112
113 #endif // FLENS_AUX_RANGE_TCC
2 * Copyright (c) 2004, Alexander Stippler
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifndef FLENS_AUX_RANGE_TCC
34 #define FLENS_AUX_RANGE_TCC 1
35
36 namespace flens {
37
38 template <typename IndexType>
39 Range<IndexType>::Range(IndexType firstIndex, IndexType lastIndex)
40 : _firstIndex(firstIndex), _stride(1), _lastIndex(lastIndex)
41 {
42 }
43
44 template <typename IndexType>
45 Range<IndexType>::Range(IndexType firstIndex,
46 IndexType stride,
47 IndexType lastIndex)
48 : _firstIndex(firstIndex), _stride(stride), _lastIndex(lastIndex)
49 {
50 }
51
52 template <typename IndexType>
53 IndexType
54 Range<IndexType>::firstIndex() const
55 {
56 return _firstIndex;
57 }
58
59 template <typename IndexType>
60 IndexType
61 Range<IndexType>::stride() const
62 {
63 return _stride;
64 }
65
66 template <typename IndexType>
67 IndexType
68 Range<IndexType>::lastIndex() const
69 {
70 return _lastIndex;
71 }
72
73 template <typename IndexType>
74 IndexType
75 Range<IndexType>::numTicks() const
76 {
77 return (_lastIndex-_firstIndex)/abs(_stride) + IndexType(1);
78 }
79
80 template <typename IndexType>
81 IndexType
82 Range<IndexType>::length() const
83 {
84 return (_lastIndex-_firstIndex)/abs(_stride) + IndexType(1);
85 }
86
87 //------------------------------------------------------------------------------
88
89 template <typename IndexType>
90 std::ostream &
91 operator<<(std::ostream &out, const Range<IndexType> &range)
92 {
93 out << "[" << range.firstIndex() << ",";
94 if (range.stride()!=1) {
95 out << range.stride();
96 }
97 out << range.lastIndex() << "]";
98 return out;
99 }
100
101 template <typename IndexType>
102 bool
103 operator==(const Range<IndexType> &lhs, const Range<IndexType> &rhs)
104 {
105 return (lhs.firstIndex()==rhs.firstIndex())
106 && (lhs.lastIndex()==rhs.lastIndex())
107 && (lhs.stride()==rhs.stride());
108 }
109
110
111 } // namespace flens
112
113 #endif // FLENS_AUX_RANGE_TCC