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/********************************************************************************
* FaceTrackNoIR This program is a private project of the some enthusiastic *
* gamers from Holland, who don't like to pay much for *
* head-tracking. *
* *
* Copyright (C) 2010-2011 Wim Vriend (Developing) *
* Ron Hendriks (Researching and Testing) *
* *
* Homepage *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 3 of the License, or (at your *
* option) any later version. *
* *
* This program is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
* more details. *
* *
* You should have received a copy of the GNU General Public License along *
* with this program; if not, see <http://www.gnu.org/licenses/>. *
* *
* FTNoIR_Protocol: the Class, that communicates headpose-data *
* to games, using the SimConnect.dll. *
* SimConnect.dll is a so called 'side-by-side' assembly, so it *
* must be treated as such... *
********************************************************************************/
#include "ftnoir_protocol_sc.h"
#include "opentrack/plugin-api.hpp"
FTNoIR_Protocol::FTNoIR_Protocol() : should_stop(false), hSimConnect(nullptr)
{
}
FTNoIR_Protocol::~FTNoIR_Protocol()
{
should_stop = true;
wait();
}
void FTNoIR_Protocol::run()
{
HANDLE event = CreateEvent(NULL, FALSE, FALSE, nullptr);
if (event == nullptr)
{
qDebug() << "simconnect: event create" << GetLastError();
return;
}
while (!should_stop)
{
if (SUCCEEDED(simconnect_open(&hSimConnect, "opentrack", NULL, 0, event, 0)))
{
simconnect_subscribetosystemevent(hSimConnect, 0, "Frame");
while (!should_stop)
{
if (WaitForSingleObject(event, 10) == WAIT_OBJECT_0)
{
if (FAILED(simconnect_calldispatch(hSimConnect, processNextSimconnectEvent, reinterpret_cast<void*>(this))))
break;
}
}
(void) simconnect_close(hSimConnect);
}
if (!should_stop)
Sleep(100);
}
CloseHandle(event);
}
void FTNoIR_Protocol::pose( const double *headpose ) {
virtSCRotX = -headpose[Pitch]; // degrees
virtSCRotY = headpose[Yaw];
virtSCRotZ = headpose[Roll];
virtSCPosX = headpose[TX]/100.f; // cm to meters
virtSCPosY = headpose[TY]/100.f;
virtSCPosZ = -headpose[TZ]/100.f;
}
#ifdef __GNUC__
# pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif
class ActivationContext {
public:
ActivationContext(const int resid) : ok(false) {
hactctx = INVALID_HANDLE_VALUE;
actctx_cookie = 0;
ACTCTXA actx = {0};
actx.cbSize = sizeof(ACTCTXA);
actx.lpResourceName = MAKEINTRESOURCEA(resid);
actx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID;
#ifdef _MSC_VER
# define PREFIX ""
#else
# define PREFIX "lib"
#endif
QString path = QCoreApplication::applicationDirPath() + "/" PREFIX "opentrack-proto-simconnect.dll";
QByteArray name = QFile::encodeName(path);
actx.lpSource = name.constData();
hactctx = CreateActCtxA(&actx);
actctx_cookie = 0;
if (hactctx != INVALID_HANDLE_VALUE) {
if (!ActivateActCtx(hactctx, &actctx_cookie)) {
qDebug() << "SC: can't set win32 activation context" << GetLastError();
ReleaseActCtx(hactctx);
hactctx = INVALID_HANDLE_VALUE;
}
else
ok = true;
} else {
qDebug() << "SC: can't create win32 activation context" << GetLastError();
}
}
~ActivationContext() {
if (hactctx != INVALID_HANDLE_VALUE)
{
DeactivateActCtx(0, actctx_cookie);
ReleaseActCtx(hactctx);
}
}
bool is_ok() { return ok; }
private:
ULONG_PTR actctx_cookie;
HANDLE hactctx;
bool ok;
};
bool FTNoIR_Protocol::correct()
{
if (!SCClientLib.isLoaded())
{
ActivationContext ctx(142 + static_cast<int>(s.sxs_manifest));
if (ctx.is_ok())
{
SCClientLib.setFileName("SimConnect.dll");
if (!SCClientLib.load()) {
qDebug() << "SC load" << SCClientLib.errorString();
return false;
}
}
else
return false;
}
simconnect_open = (importSimConnect_Open) SCClientLib.resolve("SimConnect_Open");
if (simconnect_open == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_Open function not found in DLL!";
return false;
}
simconnect_set6DOF = (importSimConnect_CameraSetRelative6DOF) SCClientLib.resolve("SimConnect_CameraSetRelative6DOF");
if (simconnect_set6DOF == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_CameraSetRelative6DOF function not found in DLL!";
return false;
}
simconnect_close = (importSimConnect_Close) SCClientLib.resolve("SimConnect_Close");
if (simconnect_close == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_Close function not found in DLL!";
return false;
}
simconnect_calldispatch = (importSimConnect_CallDispatch) SCClientLib.resolve("SimConnect_CallDispatch");
if (simconnect_calldispatch == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_CallDispatch function not found in DLL!";
return false;
}
simconnect_subscribetosystemevent = (importSimConnect_SubscribeToSystemEvent) SCClientLib.resolve("SimConnect_SubscribeToSystemEvent");
if (simconnect_subscribetosystemevent == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_SubscribeToSystemEvent function not found in DLL!";
return false;
}
start();
return true;
}
void FTNoIR_Protocol::handle()
{
(void) simconnect_set6DOF(hSimConnect, virtSCPosX, virtSCPosY, virtSCPosZ, virtSCRotX, virtSCRotZ, virtSCRotY);
}
void CALLBACK FTNoIR_Protocol::processNextSimconnectEvent(SIMCONNECT_RECV* pData, DWORD, void *self_)
{
FTNoIR_Protocol& self = *reinterpret_cast<FTNoIR_Protocol*>(self_);
switch(pData->dwID)
{
default:
break;
case SIMCONNECT_RECV_ID_EVENT_FRAME:
self.handle();
break;
}
}
extern "C" OPENTRACK_EXPORT IProtocol* GetConstructor()
{
return new FTNoIR_Protocol;
}
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