1 /***************************************************************************
2  * Copyright (c) 2024 Microsoft Corporation
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the MIT License which is available at
6  * https://opensource.org/licenses/MIT.
7  *
8  * SPDX-License-Identifier: MIT
9  **************************************************************************/
10 
11 
12 /**************************************************************************/
13 /**************************************************************************/
14 /**                                                                       */
15 /** GUIX Component                                                        */
16 /**                                                                       */
17 /**   Display Management (Display)                                        */
18 /**                                                                       */
19 /**************************************************************************/
20 
21 #define GX_SOURCE_CODE
22 
23 
24 /* Include necessary system files.  */
25 
26 #include "gx_api.h"
27 #include "gx_display.h"
28 
29 /**************************************************************************/
30 /*                                                                        */
31 /*  FUNCTION                                               RELEASE        */
32 /*                                                                        */
33 /*    _gx_display_driver_565rgb_row_pitch_get             PORTABLE C      */
34 /*                                                           6.1          */
35 /*  AUTHOR                                                                */
36 /*                                                                        */
37 /*    Kenneth Maxwell, Microsoft Corporation                              */
38 /*                                                                        */
39 /*  DESCRIPTION                                                           */
40 /*                                                                        */
41 /*    Calculate row pitch, in bytes, for given canvas width               */
42 /*                                                                        */
43 /*  INPUT                                                                 */
44 /*                                                                        */
45 /*    width                              canvas width                     */
46 /*                                                                        */
47 /*  OUTPUT                                                                */
48 /*                                                                        */
49 /*    USHORT                       pitch in bytes                         */
50 /*                                                                        */
51 /*  CALLS                                                                 */
52 /*                                                                        */
53 /*    None                                                                */
54 /*                                                                        */
55 /*  CALLED BY                                                             */
56 /*                                                                        */
57 /*    GUIX Internal Code                                                  */
58 /*                                                                        */
59 /*  RELEASE HISTORY                                                       */
60 /*                                                                        */
61 /*    DATE              NAME                      DESCRIPTION             */
62 /*                                                                        */
63 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
64 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
65 /*                                            resulting in version 6.1    */
66 /*                                                                        */
67 /**************************************************************************/
_gx_display_driver_16bpp_row_pitch_get(USHORT width)68 USHORT _gx_display_driver_16bpp_row_pitch_get(USHORT width)
69 {
70     return((USHORT)(width * 2));
71 }
72 
73