summaryrefslogtreecommitdiffhomepage
path: root/proto-simconnect/ftnoir_protocol_sc.cpp
blob: ab4a85ddc26c6a0d4543cf3ff92aba3008ed4761 (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
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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
/* Homepage         http://facetracknoir.sourceforge.net/home/default.htm        *
 *                                                                               *
 * ISC License (ISC)                                                             *
 *                                                                               *
 * Copyright (c) 2015, Wim Vriend
 * Copyright (c) 2014, Stanislaw Halik <sthalik@misaki.pl>
 *                                                                               *
 * Permission to use, copy, modify, and/or distribute this software for any      *
 * purpose with or without fee is hereby granted, provided that the above        *
 * copyright notice and this permission notice appear in all copies.             *
 */
#include "ftnoir_protocol_sc.h"
#include "api/plugin-api.hpp"
#include "compat/timer.hpp"
#include "compat/library-path.hpp"

simconnect::~simconnect()
{
    requestInterruption();
    wait();
}

void simconnect::run()
{
    HANDLE event = CreateEventA(NULL, FALSE, FALSE, nullptr);

    if (event == nullptr)
    {
        qDebug() << "simconnect: event create" << GetLastError();
        return;
    }

    while (!isInterruptionRequested())
    {
        HRESULT hr;

        if (SUCCEEDED(hr = simconnect_open(&hSimConnect, "opentrack", nullptr, 0, event, 0)))
        {
            if (!SUCCEEDED(hr = simconnect_subscribetosystemevent(hSimConnect, 0, "Frame")))
            {
                qDebug() << "simconnect: can't subscribe to frame event:" << hr;
            }

            Timer tm;
            should_reconnect = false;

            if (SUCCEEDED(hr))
                while (!isInterruptionRequested())
                {
                    if (should_reconnect)
                        break;

                    if (WaitForSingleObject(event, 100) == WAIT_OBJECT_0)
                    {
                        tm.start();

                        if (!SUCCEEDED(hr = simconnect_calldispatch(hSimConnect, processNextSimconnectEvent, reinterpret_cast<void*>(this))))
                        {
                            qDebug() << "simconnect: calldispatch failed:" << hr;
                            break;
                        }
                    }
                    else
                    {
                        const int idle_seconds = tm.elapsed_seconds();

                        constexpr int max_idle_seconds = 2;

                        if (idle_seconds >= max_idle_seconds)
                        {
                            qDebug() << "simconnect: reconnect";
                            break;
                        }
                    }
                }

            (void) simconnect_close(hSimConnect);
        }
        else
            qDebug() << "simconnect: can't open handle:" << hr;

        if (!isInterruptionRequested())
            Sleep(3000);
    }

    qDebug() << "simconnect: exit";

    CloseHandle(event);
}

void simconnect::pose( const double *headpose )
{
    // euler degrees
    virtSCRotX = float(-headpose[Pitch]);
    virtSCRotY = float(headpose[Yaw]);
    virtSCRotZ = float(headpose[Roll]);

    // cm to meters
    virtSCPosX = float(-headpose[TX]/100);
    virtSCPosY = float(headpose[TY]/100);
    virtSCPosZ = float(-headpose[TZ]/100);
}

#ifdef __GNUC__
#   pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif

class ActivationContext
{
public:
    explicit ActivationContext(int resid)
    {
        ACTCTXA actx = {};
        actx.cbSize = sizeof(actx);
        actx.lpResourceName = MAKEINTRESOURCEA(resid);
        actx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID;
        static const QString prefix = OPENTRACK_BASE_PATH + OPENTRACK_LIBRARY_PATH;
        QString path = prefix + "lib" "opentrack-proto-simconnect.dll";
        QByteArray name = QFile::encodeName(path);
        actx.lpSource = name.constData();
        hactctx = CreateActCtxA(&actx);
        if (hactctx != INVALID_HANDLE_VALUE)
        {
            if (!ActivateActCtx(hactctx, &actctx_cookie))
            {
                qDebug() << "simconnect: can't set win32 activation context" << GetLastError();
                ReleaseActCtx(hactctx);
                hactctx = INVALID_HANDLE_VALUE;
            }
            else
                ok = true;
        } else {
            qDebug() << "simconnect: can't create win32 activation context" << GetLastError();
        }
    }
    ~ActivationContext() {
        if (hactctx != INVALID_HANDLE_VALUE)
        {
            DeactivateActCtx(0, actctx_cookie);
            ReleaseActCtx(hactctx);
        }
    }
    bool is_ok() const { return ok; }

private:
    ULONG_PTR actctx_cookie = 0;
    HANDLE hactctx = INVALID_HANDLE_VALUE;
    bool ok = false;
};

module_status simconnect::initialize()
{
    if (!SCClientLib.isLoaded())
    {
        ActivationContext ctx(142 + static_cast<int>(s.sxs_manifest));

        if (ctx.is_ok())
        {
            SCClientLib.setFileName("SimConnect.dll");
            SCClientLib.setLoadHints(QLibrary::PreventUnloadHint);
            if (!SCClientLib.load())
                return error(tr("dll load failed -- %1").arg(SCClientLib.errorString()));
        }
        else
            return error(tr("can't load SDK -- check selected simconnect version"));
    }

    simconnect_open = (importSimConnect_Open) SCClientLib.resolve("SimConnect_Open");
    if (!simconnect_open)
        return error("Open function not found in DLL!");
    simconnect_set6DOF = (importSimConnect_CameraSetRelative6DOF) SCClientLib.resolve("SimConnect_CameraSetRelative6DOF");
    if (!simconnect_set6DOF)
        return error("CameraSetRelative6DOF function not found in DLL!");
    simconnect_close = (importSimConnect_Close) SCClientLib.resolve("SimConnect_Close");
    if (!simconnect_close)
        return error("Close function not found in DLL!");

    simconnect_calldispatch = (importSimConnect_CallDispatch) SCClientLib.resolve("SimConnect_CallDispatch");
    if (!simconnect_calldispatch)
        return error("CallDispatch function not found in DLL!");

    simconnect_subscribetosystemevent = (importSimConnect_SubscribeToSystemEvent) SCClientLib.resolve("SimConnect_SubscribeToSystemEvent");
    if (!simconnect_subscribetosystemevent)
        return error("SubscribeToSystemEvent function not found in DLL!");

    start();

    return status_ok();
}

void simconnect::handle()
{
    (void) simconnect_set6DOF(hSimConnect, virtSCPosX, virtSCPosY, virtSCPosZ, virtSCRotX, virtSCRotZ, virtSCRotY);
}

void CALLBACK simconnect::processNextSimconnectEvent(SIMCONNECT_RECV* pData, DWORD, void *self_)
{
    simconnect& self = *reinterpret_cast<simconnect*>(self_);

    switch(pData->dwID)
    {
    default:
        break;
    case SIMCONNECT_RECV_ID_EXCEPTION:
        qDebug() << "simconnect: got exception";
        //self.should_reconnect = true;
        break;
    case SIMCONNECT_RECV_ID_QUIT:
        qDebug() << "simconnect: got quit event";
        self.should_reconnect = true;
        break;
    case SIMCONNECT_RECV_ID_EVENT_FRAME:
        self.handle();
        break;
    }
}

OPENTRACK_DECLARE_PROTOCOL(simconnect, SCControls, simconnectDll)