xref: /aosp_15_r20/external/ComputeLibrary/arm_compute/core/Size2D.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2016-2021 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #ifndef ARM_COMPUTE_SIZE2D_H
25 #define ARM_COMPUTE_SIZE2D_H
26 
27 #include <cstddef>
28 #include <string>
29 #include <utility>
30 
31 namespace arm_compute
32 {
33 /** Class for specifying the size of an image or rectangle */
34 class Size2D
35 {
36 public:
37     /** Default constructor */
38     Size2D() = default;
39     /** Constructor. Initializes "width" and "height" respectively with "w" and "h"
40      *
41      * @param[in] w Width of the image or rectangle
42      * @param[in] h Height of the image or rectangle
43      */
Size2D(size_t w,size_t h)44     Size2D(size_t w, size_t h) noexcept
45         : width(w),
46           height(h)
47     {
48     }
49     /** The area of the image or rectangle calculated as (width * height)
50      *
51      * @return Area (width * height)
52      *
53      */
area()54     size_t area() const
55     {
56         return (width * height);
57     }
58 
59     bool operator==(const Size2D &other) const
60     {
61         return (width == other.width) && (height == other.height);
62     }
63 
64     bool operator!=(const Size2D &other) const
65     {
66         return !(*this == other);
67     }
68 
69     std::string to_string() const;
70 
71     /** Semantic accessor for width as x.
72      *
73      * @return x.
74      */
x()75     size_t x() const
76     {
77         return width;
78     }
79 
80     /** Semantic accessor for height as y.
81      *
82      * @return y.
83      */
y()84     size_t y() const
85     {
86         return height;
87     }
88 
89 public:
90     size_t width  = {}; /**< Width of the image region or rectangle */
91     size_t height = {}; /**< Height of the image region or rectangle */
92 };
93 }
94 #endif /*ARM_COMPUTE_SIZE2D_H */
95