aboutsummaryrefslogtreecommitdiffstats
path: root/core/async_event.h
blob: f1ca0c7b6251f5d4bba5b07fe7d0d225b6dd0405 (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
#ifndef CORE_EVENT_H
#define CORE_EVENT_H

#include <stdint.h>
#include <variant>

#include "almalloc.h"

struct EffectState;

using uint = unsigned int;


enum class AsyncEnableBits : uint8_t {
    SourceState,
    BufferCompleted,
    Disconnected,
    Count
};


enum class AsyncSrcState : uint8_t {
    Reset,
    Stop,
    Play,
    Pause
};

using AsyncKillThread = std::monostate;

struct AsyncSourceStateEvent {
    uint mId;
    AsyncSrcState mState;
};

struct AsyncBufferCompleteEvent {
    uint mId;
    uint mCount;
};

struct AsyncDisconnectEvent {
    char msg[244];
};

struct AsyncEffectReleaseEvent {
    EffectState *mEffectState;
};

using AsyncEvent = std::variant<AsyncKillThread,
        AsyncSourceStateEvent,
        AsyncBufferCompleteEvent,
        AsyncEffectReleaseEvent,
        AsyncDisconnectEvent>;

template<typename T, typename ...Args>
auto &InitAsyncEvent(std::byte *evtbuf, Args&& ...args)
{
    auto *evt = al::construct_at(reinterpret_cast<AsyncEvent*>(evtbuf), std::in_place_type<T>,
        std::forward<Args>(args)...);
    return std::get<T>(*evt);
}

#endif