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comparison src/cs/services/buzm/buzm_struct_i.h @ 297:8dfdf88d632f

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BUZM SWE initial implementation
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 29 Mar 2022 03:45:41 +0000
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296:a927f030a4e0 297:8dfdf88d632f
1 /*
2 * This header file holds the internal structure definition
3 * for BUZM SWE.
4 */
5
6 #ifndef __BUZM_STRUCT_I
7 #define __BUZM_STRUCT_I
8
9 #include "rv/rv_general.h"
10 #include "rvf/rvf_api.h"
11 #include "ffs/ffs_api.h"
12
13 #define MELODY_CHUNK_SIZE 64 /* entries, not bytes */
14
15 struct melody_entry {
16 UINT8 pwt_note;
17 UINT8 note_volume;
18 UINT16 duration;
19 };
20
21 struct buzm_env {
22 /* RiViera boilerplate */
23 T_RVF_ADDR_ID addr_id;
24 T_RVF_MB_ID prim_id;
25 /* global flag */
26 BOOL melody_running;
27 /* all following vars are valid only during melody play */
28 T_FFS_FD ffs_fd;
29 UINT8 play_volume;
30 BOOL loop_mode;
31 struct melody_entry chunk_buf[MELODY_CHUNK_SIZE];
32 UINT8 chunk_play_ptr;
33 UINT8 chunk_end_ptr;
34 BOOL melody_end_flag;
35 };
36
37 #endif /* include guard */