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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"
importSimConnect_CameraSetRelative6DOF FTNoIR_Protocol::simconnect_set6DOF;
HANDLE FTNoIR_Protocol::hSimConnect = 0; // Handle to SimConnect
float FTNoIR_Protocol::virtSCPosX = 0.0f; // Headpose
float FTNoIR_Protocol::virtSCPosY = 0.0f;
float FTNoIR_Protocol::virtSCPosZ = 0.0f;
float FTNoIR_Protocol::virtSCRotX = 0.0f;
float FTNoIR_Protocol::virtSCRotY = 0.0f;
float FTNoIR_Protocol::virtSCRotZ = 0.0f;
float FTNoIR_Protocol::prevSCPosX = 0.0f; // previous Headpose
float FTNoIR_Protocol::prevSCPosY = 0.0f;
float FTNoIR_Protocol::prevSCPosZ = 0.0f;
float FTNoIR_Protocol::prevSCRotX = 0.0f;
float FTNoIR_Protocol::prevSCRotY = 0.0f;
float FTNoIR_Protocol::prevSCRotZ = 0.0f;
static QLibrary SCClientLib;
FTNoIR_Protocol::FTNoIR_Protocol()
{
blnSimConnectActive = false;
hSimConnect = 0;
}
FTNoIR_Protocol::~FTNoIR_Protocol()
{
qDebug() << "~FTNoIR_Protocol says: inside" << FTNoIR_Protocol::hSimConnect;
if (hSimConnect != 0) {
qDebug() << "~FTNoIR_Protocol says: before simconnect_close";
if (SUCCEEDED( simconnect_close( FTNoIR_Protocol::hSimConnect ) ) ) {
qDebug() << "~FTNoIR_Protocol says: close SUCCEEDED";
}
}
}
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;
if (!blnSimConnectActive) {
if (SUCCEEDED(simconnect_open(&hSimConnect, "FaceTrackNoIR", NULL, 0, 0, 0))) {
simconnect_subscribetosystemevent(hSimConnect, EVENT_PING, "Frame");
simconnect_mapclienteventtosimevent(hSimConnect, EVENT_INIT, "");
simconnect_addclienteventtonotificationgroup(hSimConnect, GROUP0, EVENT_INIT, false);
simconnect_setnotificationgrouppriority(hSimConnect, GROUP0, SIMCONNECT_GROUP_PRIORITY_HIGHEST);
blnSimConnectActive = true;
}
}
else
(void) (simconnect_calldispatch(hSimConnect, processNextSimconnectEvent, NULL));
}
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
class ActivationContext {
public:
ActivationContext(const int resid) {
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 {
qDebug() << "SC: can't create win32 activation context";
}
}
~ActivationContext() {
if (hactctx != INVALID_HANDLE_VALUE)
{
DeactivateActCtx(0, actctx_cookie);
ReleaseActCtx(hactctx);
}
}
private:
ULONG_PTR actctx_cookie;
HANDLE hactctx;
};
bool FTNoIR_Protocol::correct()
{
if (!SCClientLib.isLoaded())
{
ActivationContext ctx(142 + static_cast<int>(s.sxs_manifest));
SCClientLib.setFileName("SimConnect.dll");
if (!SCClientLib.load()) {
qDebug() << "SC load" << SCClientLib.errorString();
return false;
}
}
//
// Get the functions from the DLL.
//
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;
}
//return true;
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;
}
simconnect_mapclienteventtosimevent = (importSimConnect_MapClientEventToSimEvent) SCClientLib.resolve("SimConnect_MapClientEventToSimEvent");
if (simconnect_subscribetosystemevent == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_MapClientEventToSimEvent function not found in DLL!";
return false;
}
simconnect_addclienteventtonotificationgroup = (importSimConnect_AddClientEventToNotificationGroup) SCClientLib.resolve("SimConnect_AddClientEventToNotificationGroup");
if (simconnect_subscribetosystemevent == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_AddClientEventToNotificationGroup function not found in DLL!";
return false;
}
simconnect_setnotificationgrouppriority = (importSimConnect_SetNotificationGroupPriority) SCClientLib.resolve("SimConnect_SetNotificationGroupPriority");
if (simconnect_subscribetosystemevent == NULL) {
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect_SetNotificationGroupPriority function not found in DLL!";
return false;
}
qDebug() << "FTNoIR_Protocol::correct() says: SimConnect functions resolved in DLL!";
return true;
}
void CALLBACK FTNoIR_Protocol::processNextSimconnectEvent(SIMCONNECT_RECV* pData, DWORD, void *)
{
switch(pData->dwID)
{
default:
break;
case SIMCONNECT_RECV_ID_EVENT_FRAME:
{
if ((prevSCPosX != virtSCPosX) || (prevSCPosY != virtSCPosY) || (prevSCPosZ != virtSCPosZ) ||
(prevSCRotX != virtSCRotX) || (prevSCRotY != virtSCRotY) || (prevSCRotZ != virtSCRotZ)) {
(void) simconnect_set6DOF(hSimConnect, virtSCPosX, virtSCPosY, virtSCPosZ, virtSCRotX, virtSCRotZ, virtSCRotY);
}
prevSCPosX = virtSCPosX;
prevSCPosY = virtSCPosY;
prevSCPosZ = virtSCPosZ;
prevSCRotX = virtSCRotX;
prevSCRotY = virtSCRotY;
prevSCRotZ = virtSCRotZ;
}
case SIMCONNECT_RECV_ID_EXCEPTION:
{
SIMCONNECT_RECV_EXCEPTION *except = (SIMCONNECT_RECV_EXCEPTION*)pData;
switch (except->dwException)
{
case SIMCONNECT_EXCEPTION_ERROR:
qDebug() << "Camera error";
break;
default:
qDebug() << "Exception";
break;
}
break;
}
case SIMCONNECT_RECV_ID_QUIT:
{
break;
}
}
}
extern "C" OPENTRACK_EXPORT IProtocol* GetConstructor()
{
return new FTNoIR_Protocol;
}
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