Nugget
Bare-metal libraries and examples for the original PlayStation
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sound.hh
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1/*
2
3MIT License
4
5Copyright (c) 2026 PCSX-Redux authors
6
7Permission is hereby granted, free of charge, to any person obtaining a copy
8of this software and associated documentation files (the "Software"), to deal
9in the Software without restriction, including without limitation the rights
10to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11copies of the Software, and to permit persons to whom the Software is
12furnished to do so, subject to the following conditions:
13
14The above copyright notice and this permission notice shall be included in all
15copies or substantial portions of the Software.
16
17THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23SOFTWARE.
24
25*/
26
27#pragma once
28
29#include <stdint.h>
30
31namespace psyqo {
32class GPU;
33}
34
35namespace shello {
36
37// The shell's soundtrack is a tracker module (blip.hit) whose orders act as
38// cues: order 2 is the idle/ping motif, order 3 the outro sting, order 4 the
39// error sting. The original drove MOD_Poll off root counter 1 by hand; psyqo
40// already owns counter 1 for its timer subsystem, so we drive the module
41// through a periodic GPU timer instead, which is the idiomatic equivalent.
42class Sound {
43 public:
44 void init(psyqo::GPU &gpu);
45 void uninit(psyqo::GPU &gpu);
46
47 // Order cues, mirroring spuSchedule* in the original shell.
48 void schedulePing();
49 void scheduleIdle();
50 void scheduleOutro();
51 void scheduleError();
52
53 // True while the intro pattern is still playing.
54 bool isIntro() const;
55
56 private:
57 unsigned m_timer = 0;
58 bool m_hasTimer = false;
59 int m_idle = 1;
60};
61
62} // namespace shello
The singleton GPU class.
Definition gpu.hh:79
Definition sound.hh:42
void init(psyqo::GPU &gpu)
Definition sound.cpp:40
void scheduleOutro()
Definition sound.cpp:84
void scheduleIdle()
Definition sound.cpp:77
bool isIntro() const
Definition sound.cpp:66
void scheduleError()
Definition sound.cpp:92
void schedulePing()
Definition sound.cpp:68
void uninit(psyqo::GPU &gpu)
Definition sound.cpp:58
Definition lua.hh:38
Definition cdcheck.cpp:31