blob: 4167ef9722179c25826c9852f62cbea0f6fb907d (
plain)
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
|
/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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.
*/
#ifndef __NNCC_CORE_ADT_KERNEL_INDEX_ENUMERATOR_H__
#define __NNCC_CORE_ADT_KERNEL_INDEX_ENUMERATOR_H__
#include "nncc/core/ADT/kernel/Shape.h"
namespace nncc
{
namespace core
{
namespace ADT
{
namespace kernel
{
class IndexEnumerator
{
public:
explicit IndexEnumerator(const Shape &shape);
public:
IndexEnumerator(IndexEnumerator &&) = delete;
IndexEnumerator(const IndexEnumerator &) = delete;
public:
bool valid(void) const;
public:
uint32_t count(void) const;
uint32_t depth(void) const;
uint32_t height(void) const;
uint32_t width(void) const;
public:
void advance(void);
private:
// Store max and current offset for count/depth/height/width
//
// NOTE Here explicit array is used instead of kernel::Shape to make
// a room for improvement such as enumeration order (NHWC, NCHW)
// support
uint32_t _max[4];
uint32_t _cur[4];
private:
uint32_t _cursor;
};
} // namespace kernel
} // namespace ADT
} // namespace core
} // namespace nncc
#endif // __NNCC_CORE_ADT_KERNEL_INDEX_ENUMERATOR_H__
|