src/hid_core/resources/vibration/gc_vibration_device.cpp


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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150

// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later

#include "hid_core/frontend/emulated_controller.h"
#include "hid_core/hid_result.h"
#include "hid_core/resources/npad/npad_types.h"
#include "hid_core/resources/npad/npad_vibration.h"
#include "hid_core/resources/vibration/gc_vibration_device.h"

namespace Service::HID {

NpadGcVibrationDevice::NpadGcVibrationDevice() {}

Result NpadGcVibrationDevice::Activate() {
    if (ref_counter == 0 && is_mounted) {
        f32 volume = 1.0f;
        const auto result = vibration_handler->GetVibrationVolume(volume);
        if (result.IsSuccess()) {
            xcd_handle->SetVibration(adapter_slot, Core::HID::VibrationGcErmCommand::Stop);
        }
    }

    ref_counter++;
    return ResultSuccess;
}

Result NpadGcVibrationDevice::Deactivate() {
    if (ref_counter == 1 && is_mounted) {
        f32 volume = 1.0f;
        const auto result = vibration_handler->GetVibrationVolume(volume);
        if (result.IsSuccess()) {
            xcd_handle->SetVibration(adapter_slot, Core::HID::VibrationGcErmCommand::Stop);
        }
    }

    if (ref_counter > 0) {
        ref_counter--;
    }

    return ResultSuccess;
}

Result NpadGcVibrationDevice::Mount(IAbstractedPad& abstracted_pad, u32 slot,
                                    NpadVibration* handler) {
    if (!abstracted_pad.internal_flags.is_connected) {
        return ResultSuccess;
    }

    // TODO: This device doesn't use a xcd handle instead has an GC adapter handle. This is just to
    // keep compatibility with the front end.
    xcd_handle = abstracted_pad.xcd_handle;
    adapter_slot = slot;
    vibration_handler = handler;
    is_mounted = true;

    if (ref_counter == 0) {
        return ResultSuccess;
    }

    f32 volume{1.0f};
    const auto result = vibration_handler->GetVibrationVolume(volume);
    if (result.IsSuccess()) {
        xcd_handle->SetVibration(adapter_slot, Core::HID::VibrationGcErmCommand::Stop);
    }

    return ResultSuccess;
}

Result NpadGcVibrationDevice::Unmount() {
    if (ref_counter == 0 || !is_mounted) {
        is_mounted = false;
        return ResultSuccess;
    }

    f32 volume{1.0f};
    const auto result = vibration_handler->GetVibrationVolume(volume);
    if (result.IsSuccess()) {
        xcd_handle->SetVibration(adapter_slot, Core::HID::VibrationGcErmCommand::Stop);
    }

    is_mounted = false;
    return ResultSuccess;
}

Result NpadGcVibrationDevice::SendVibrationGcErmCommand(Core::HID::VibrationGcErmCommand command) {
    if (!is_mounted) {
        return ResultSuccess;
    }
    f32 volume = 1.0f;
    const auto result = vibration_handler->GetVibrationVolume(volume);
    if (result.IsError()) {
        return result;
    }
    if (volume == 0.0) {
        command = Core::HID::VibrationGcErmCommand::Stop;
    } else {
        if (command > Core::HID::VibrationGcErmCommand::StopHard) {
            // Abort
            return ResultSuccess;
        }
    }
    xcd_handle->SetVibration(adapter_slot, command);
    return ResultSuccess;
}

Result NpadGcVibrationDevice::GetActualVibrationGcErmCommand(
    Core::HID::VibrationGcErmCommand& out_command) {
    if (!is_mounted) {
        out_command = Core::HID::VibrationGcErmCommand::Stop;
        return ResultSuccess;
    }

    f32 volume = 1.0f;
    const auto result = vibration_handler->GetVibrationVolume(volume);
    if (result.IsError()) {
        return result;
    }
    if (volume == 0.0f) {
        out_command = Core::HID::VibrationGcErmCommand::Stop;
        return ResultSuccess;
    }

    // TODO: GetActualVibrationGcErmCommand
    return ResultSuccess;
}

Result NpadGcVibrationDevice::SendVibrationNotificationPattern(
    Core::HID::VibrationGcErmCommand command) {
    if (!is_mounted) {
        return ResultSuccess;
    }

    f32 volume = 1.0f;
    const auto result = vibration_handler->GetVibrationVolume(volume);
    if (result.IsError()) {
        return result;
    }
    if (volume <= 0.0f) {
        command = Core::HID::VibrationGcErmCommand::Stop;
    }
    if (command > Core::HID::VibrationGcErmCommand::StopHard) {
        // Abort
        return ResultSuccess;
    }

    // TODO: SendVibrationNotificationPattern
    return ResultSuccess;
}

} // namespace Service::HID