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/********************************************************************************
* FaceTrackNoIR This program is a private project of some enthusiastic *
* gamers from Holland, who don't like to pay much for *
* head-tracking. *
* *
* Copyright (C) 2012 Wim Vriend (Developing) *
* Ron Hendriks (Researching and Testing) *
* *
* Homepage: http://facetracknoir.sourceforge.net/home/default.htm *
* *
* 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/>. *
* *
********************************************************************************/
/**
* This file is part of libfreespace-examples.
*
* Copyright (c) 2009-2012, Hillcrest Laboratories, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of the Hillcrest Laboratories, Inc. nor the names
* of its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <float.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#ifdef WIN32
#ifndef VC_EXTRALEAN
#define VC_EXTRALEAN // Exclude rarely-used stuff from Windows headers
#endif
// Modify the following defines if you have to target a platform prior to the ones specified below.
// Refer to MSDN for the latest info on corresponding values for different platforms.
#ifndef WINVER // Allow use of features specific to Windows XP or later.
#define WINVER 0x0501 // Change this to the appropriate value to target other versions of Windows.
#endif
#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
#endif
#ifndef _WIN32_WINDOWS // Allow use of features specific to Windows 98 or later.
#define _WIN32_WINDOWS 0x0410 // Change this to the appropriate value to target Windows Me or later.
#endif
#ifndef _WIN32_IE // Allow use of features specific to IE 6.0 or later.
#define _WIN32_IE 0x0600 // Change this to the appropriate value to target other versions of IE.
#endif
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#include <windows.h>
#else
#include <unistd.h>
#endif
#include "ftnoir_tracker_hillcrest.h"
#include "facetracknoir/global-settings.h"
static struct freespace_BodyFrame cachedBodyFrame;
static void receiveMessageCallback(FreespaceDeviceId id,
struct freespace_message* message,
void* cookie,
int result) {
if (result == FREESPACE_SUCCESS && message != NULL && message->messageType == FREESPACE_MESSAGE_BODYFRAME) {
cachedBodyFrame = message->bodyFrame;
}
}
static FreespaceDeviceId initializeFreespace() {
struct freespace_message message;
FreespaceDeviceId device;
int numIds;
int rc;
// Initialize the freespace library
rc = freespace_init();
if (rc != FREESPACE_SUCCESS) {
qDebug() << "Initialization error" << rc;
return -1;
}
/** --- START EXAMPLE INITIALIZATION OF DEVICE -- **/
rc = freespace_getDeviceList(&device, 1, &numIds);
if (numIds == 0) {
qDebug() << "freespaceInputThread: Didn't find any device";
return -1;
}
rc = freespace_openDevice(device);
if (rc != FREESPACE_SUCCESS) {
qDebug() << "freespaceInputThread: Error opening device" << rc;
return -1;
}
freespace_setReceiveMessageCallback(device, receiveMessageCallback, NULL);
rc = freespace_flush(device);
if (rc != FREESPACE_SUCCESS) {
qDebug() << "freespaceInputThread: Error flushing device" << rc;
return -1;
}
memset(&cachedBodyFrame, 0, sizeof(cachedBodyFrame));
memset(&message, 0, sizeof(message));
if (FREESPACE_SUCCESS == freespace_isNewDevice(device)) {
message.messageType = FREESPACE_MESSAGE_DATAMODECONTROLV2REQUEST;
message.dataModeControlV2Request.packetSelect = 2;
message.dataModeControlV2Request.modeAndStatus |= 0 << 1;
} else {
message.messageType = FREESPACE_MESSAGE_DATAMODEREQUEST;
message.dataModeRequest.enableBodyMotion = 1;
message.dataModeRequest.inhibitPowerManager = 1;
}
rc = freespace_sendMessage(device, &message);
if (rc != FREESPACE_SUCCESS) {
qDebug() << "freespaceInputThread: Could not send message" << rc;
}
/** --- END EXAMPLE INITIALIZATION OF DEVICE -- **/
return device;
}
static void finalizeFreespace(FreespaceDeviceId device) {
struct freespace_message message;
int rc;
if (device != -1)
{
/** --- START EXAMPLE FINALIZATION OF DEVICE --- **/
memset(&message, 0, sizeof(message));
if (FREESPACE_SUCCESS == freespace_isNewDevice(device)) {
message.messageType = FREESPACE_MESSAGE_DATAMODECONTROLV2REQUEST;
message.dataModeControlV2Request.packetSelect = 1;
} else {
message.messageType = FREESPACE_MESSAGE_DATAMODEREQUEST;
message.dataModeRequest.enableMouseMovement = 1;
}
rc = freespace_sendMessage(device, &message);
if (rc != FREESPACE_SUCCESS) {
qDebug() << "freespaceInputThread: Could not send message" << rc;
}
freespace_closeDevice(device);
}
/** --- END EXAMPLE FINALIZATION OF DEVICE --- **/
freespace_exit();
}
FTNoIR_Tracker::FTNoIR_Tracker()
{
device = initializeFreespace();
}
FTNoIR_Tracker::~FTNoIR_Tracker()
{
finalizeFreespace(device);
}
void FTNoIR_Tracker::StartTracker(QFrame* videoFrame)
{
loadSettings();
}
#define TO_DEG (180. / M_PI / 1e3 / 3.6)
bool FTNoIR_Tracker::GiveHeadPoseData(double *data)
{
if (device != -1)
{
struct freespace_BodyFrame body;
freespace_perform();
body = cachedBodyFrame;
if (bEnableYaw)
data[RX] = body.angularVelZ * TO_DEG;
if (bEnablePitch)
data[RY] = body.angularVelY * TO_DEG;
if (bEnableRoll)
data[RZ] = body.angularVelX * TO_DEG;
}
return device != -1;
}
//
// Load the current Settings from the currently 'active' INI-file.
//
void FTNoIR_Tracker::loadSettings() {
qDebug() << "FTNoIR_Tracker::loadSettings says: Starting ";
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 ( "hillcrest-tracker" );
bEnableRoll = iniFile.value ( "EnableRoll", 1 ).toBool();
bEnablePitch = iniFile.value ( "EnablePitch", 1 ).toBool();
bEnableYaw = iniFile.value ( "EnableYaw", 1 ).toBool();
iniFile.endGroup ();
}
////////////////////////////////////////////////////////////////////////////////
// Factory function that creates instances if the Tracker object.
// Export both decorated and undecorated names.
// GetTracker - Undecorated name, which can be easily used with GetProcAddress
// Win32 API function.
// _GetTracker@0 - Common name decoration for __stdcall functions in C language.
//#pragma comment(linker, "/export:GetTracker=_GetTracker@0")
extern "C" FTNOIR_TRACKER_BASE_EXPORT ITracker* CALLING_CONVENTION GetConstructor()
{
return new FTNoIR_Tracker;
}
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