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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/>. *
* *
* FSUIPCServer FSUIPCServer is the Class, that communicates headpose-data *
* to games, using the FSUIPC.dll. *
********************************************************************************/
/*
Modifications (last one on top):
20110401 - WVR: Moved protocol to a DLL, convenient for installation etc.
20101224 - WVR: Base class is no longer inheriting QThread. sendHeadposeToGame
is called from run() of Tracker.cpp
*/
#include "ftnoir_protocol_fsuipc.h"
#include "facetracknoir/global-settings.h"
/** constructor **/
FTNoIR_Protocol::FTNoIR_Protocol()
{
loadSettings();
ProgramName = "Microsoft FS2004";
prevPosX = 0.0f;
prevPosY = 0.0f;
prevPosZ = 0.0f;
prevRotX = 0.0f;
prevRotY = 0.0f;
prevRotZ = 0.0f;
}
/** destructor **/
FTNoIR_Protocol::~FTNoIR_Protocol()
{
//
// Free the DLL
//
FSUIPCLib.unload();
}
//
// Scale the measured value to the Joystick values
//
int FTNoIR_Protocol::scale2AnalogLimits( float x, float min_x, float max_x ) {
double y;
double local_x;
local_x = x;
if (local_x > max_x) {
local_x = max_x;
}
if (local_x < min_x) {
local_x = min_x;
}
y = ( 16383 * local_x ) / max_x;
return (int) y;
}
//
// Load the current Settings from the currently 'active' INI-file.
//
void FTNoIR_Protocol::loadSettings() {
QSettings settings("opentrack"); // Registry settings (in HK_USER)
QString currentFile = settings.value ( "SettingsFile", QCoreApplication::applicationDirPath() + "/Settings/default.ini" ).toString();
QSettings iniFile( currentFile, QSettings::IniFormat ); // Application settings (in INI-file)
iniFile.beginGroup ( "FSUIPC" );
LocationOfDLL = iniFile.value ( "LocationOfDLL", FSUIPC_FILENAME ).toString();
qDebug() << "FSUIPCServer::loadSettings() says: Location of DLL = " << LocationOfDLL;
iniFile.endGroup ();
}
//
// Update Headpose in Game.
//
void FTNoIR_Protocol::sendHeadposeToGame(double *headpose, double *rawheadpose ) {
DWORD result;
TFSState pitch;
TFSState yaw;
TFSState roll;
WORD FSZoom;
float virtPosX;
float virtPosY;
float virtPosZ;
float virtRotX;
float virtRotY;
float virtRotZ;
// qDebug() << "FSUIPCServer::run() says: started!";
virtRotX = -headpose[RY]; // degrees
virtRotY = headpose[RX];
virtRotZ = headpose[RZ];
virtPosX = 0.0f; // cm, X and Y are not working for FS2002/2004!
virtPosY = 0.0f;
virtPosZ = headpose[TZ];
//
// Init. the FSUIPC offsets (derived from Free-track...)
//
pitch.Control = 66503;
yaw.Control = 66504;
roll.Control = 66505;
//
// Only do this when the data has changed. This way, the HAT-switch can be used when tracking is OFF.
//
if ((prevPosX != virtPosX) || (prevPosY != virtPosY) || (prevPosZ != virtPosZ) ||
(prevRotX != virtRotX) || (prevRotY != virtRotY) || (prevRotZ != virtRotZ)) {
//
// Open the connection
//
FSUIPC_Open(SIM_ANY, &result);
//
// Check the FS-version
//
if (((result == FSUIPC_ERR_OK) || (result == FSUIPC_ERR_OPEN)) &&
((FSUIPC_FS_Version == SIM_FS2K2) || (FSUIPC_FS_Version == SIM_FS2K4))) {
// qDebug() << "FSUIPCServer::run() says: FSUIPC opened succesfully";
//
// Write the 4! DOF-data to FS. Only rotations and zoom are possible.
//
pitch.Value = scale2AnalogLimits(virtRotX, -180, 180);
FSUIPC_Write(0x3110, 8, &pitch, &result);
yaw.Value = scale2AnalogLimits(virtRotY, -180, 180);
FSUIPC_Write(0x3110, 8, &yaw, &result);
roll.Value = scale2AnalogLimits(virtRotZ, -180, 180);
FSUIPC_Write(0x3110, 8, &roll, &result);
FSZoom = (WORD) (64/50) * virtPosZ + 64;
FSUIPC_Write(0x832E, 2, &FSZoom, &result);
//
// Write the data, in one go!
//
FSUIPC_Process(&result);
if (result == FSUIPC_ERR_SENDMSG) {
FSUIPC_Close(); //timeout (1 second) so assume FS closed
}
}
}
prevPosX = virtPosX;
prevPosY = virtPosY;
prevPosZ = virtPosZ;
prevRotX = virtRotX;
prevRotY = virtRotY;
prevRotZ = virtRotZ;
}
//
// Returns 'true' if all seems OK.
//
bool FTNoIR_Protocol::checkServerInstallationOK()
{
qDebug() << "checkServerInstallationOK says: Starting Function";
//
// Load the DLL.
//
FSUIPCLib.setFileName( LocationOfDLL );
if (FSUIPCLib.load() != true) {
qDebug() << "checkServerInstallationOK says: Error loading FSUIPC DLL";
return false;
}
else {
qDebug() << "checkServerInstallationOK says: FSUIPC DLL loaded.";
}
return true;
}
///////////////////////////////////////////////////////////////////////////////
// Factory function that creates instances if the Protocol object.
// Export both decorated and undecorated names.
// GetProtocol - Undecorated name, which can be easily used with GetProcAddress
// Win32 API function.
// _GetProtocol@0 - Common name decoration for __stdcall functions in C language.
//#pragma comment(linker, "/export:GetProtocol=_GetProtocol@0")
extern "C" FTNOIR_PROTOCOL_BASE_EXPORT FTNoIR_Protocol* CALLING_CONVENTION GetConstructor(void)
{
return new FTNoIR_Protocol;
}
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