C++ ArRobot::getVel方法代码示例

void Joydrive::drive(void)
{
  int trans, rot;

  // print out some data about the robot
  printf("\rx %6.1f  y %6.1f  tth  %6.1f vel %7.1f mpacs %3d   ", 
	 myRobot->getX(), myRobot->getY(), myRobot->getTh(), 
	 myRobot->getVel(), myRobot->getMotorPacCount());
  fflush(stdout);

  // see if a joystick butotn is pushed, if so drive
  if (myJoyHandler.haveJoystick() && (myJoyHandler.getButton(1) ||
				    myJoyHandler.getButton(2)))
  {
    // get the values out of the joystick handler
    myJoyHandler.getAdjusted(&rot, &trans);
    // drive the robot
    myRobot->setVel(trans);
    myRobot->setRotVel(-rot);
  }
  // if a button isn't pushed, stop the robot
  else
  {
    myRobot->setVel(0);
    myRobot->setRotVel(0);
  }
}

void laserRequest_and_odom(ArServerClient *client, ArNetPacket *packet)
{ 
  robot.lock();
  ArNetPacket sending;
  sending.empty();
  ArLaser* laser = robot.findLaser(1);
  if(!laser){
      printf("Could not connect to Laser... exiting\n");
      Aria::exit(1);}	
  laser->lockDevice();
  const std::list<ArSensorReading*> *sensorReadings = laser->getRawReadings(); // see ArRangeDevice interface doc
  sending.byte4ToBuf((ArTypes::Byte4)(sensorReadings->size()));
  for (std::list<ArSensorReading*>::const_iterator it2= sensorReadings->begin(); it2 != sensorReadings->end(); ++it2){
	ArSensorReading* laserRead =*it2;
        sending.byte4ToBuf((ArTypes::Byte4)(laserRead->getRange()));
	//printf("%i,%i:",laserRead->getRange(),laserRead->getIgnoreThisReading());
  }
  sending.byte4ToBuf((ArTypes::Byte4)(robot.getX()));
  sending.byte4ToBuf((ArTypes::Byte4)(robot.getY()));
  sending.byte4ToBuf((ArTypes::Byte4)(robot.getTh()));
  sending.byte4ToBuf((ArTypes::Byte4)(robot.getVel()));
  sending.byte4ToBuf((ArTypes::Byte4)(robot.getRotVel()));
  //printf("%1f,%1f,%1f\n",robot.getX(),robot.getY(),robot.getTh());
  laser->unlockDevice();
  robot.unlock();
  sending.finalizePacket();
  //sending.printHex();
  client->sendPacketTcp(&sending);
}

// this is the function called in the new thread
void *Joydrive::runThread(void *arg)
{
  threadStarted();

  int trans, rot;

  // only run while running, ie play nice and pay attention to the thread 
  //being shutdown
  while (myRunning)
  {
    // lock the robot before touching it
    myRobot->lock();
    if (!myRobot->isConnected())
    {
      myRobot->unlock();
      break;
    }
    // print out some information about the robot
    printf("\rx %6.1f  y %6.1f  tth  %6.1f vel %7.1f mpacs %3d   ", 
	   myRobot->getX(), myRobot->getY(), myRobot->getTh(), 
	   myRobot->getVel(), myRobot->getMotorPacCount());
    fflush(stdout);
    // if one of the joystick buttons is pushed, drive the robot
    if (myJoyHandler.haveJoystick() && (myJoyHandler.getButton(1) ||
					myJoyHandler.getButton(2)))
    {
      // get out the values from the joystick
      myJoyHandler.getAdjusted(&rot, &trans);
      // drive the robot
      myRobot->setVel(trans);
      myRobot->setRotVel(-rot);
    }
    // if no buttons are pushed stop the robot
    else
    {
      myRobot->setVel(0);
      myRobot->setRotVel(0);
    }
    // unlock the robot, so everything else can run
    myRobot->unlock();
    // now take a little nap
    ArUtil::sleep(50);
  }
  // return out here, means the thread is done
  return NULL;
}

int main(int argc, char **argv) 
{
  std::string str;
  int ret;
  int dist;
  ArTime start;
  ArPose startPose;
  bool vel2 = false;

  // connection to the robot
  ArSerialConnection con;
  // the robot
  ArRobot robot;
  // the connection handler from above
  ConnHandler ch(&robot);
  
  // init area with a dedicated signal handling thread
  Aria::init(Aria::SIGHANDLE_THREAD);

  if (argc != 2 || (dist = atoi(argv[1])) == 0)
    {
      printf("Usage: %s <distInMM>\n", argv[0]);
      exit(0);
    }
  if (dist < 1000)
    {
      printf("You must go at least a meter\n");
      exit(0);
    }
  // open the connection with the defaults, exit if failed
  if ((ret = con.open()) != 0)
  {
    str = con.getOpenMessage(ret);
    printf("Open failed: %s\n", str.c_str());
    Aria::shutdown();
    return 1;
  }

  // set the robots connection
  robot.setDeviceConnection(&con);
  // try to connect, if we fail, the connection handler should bail
  if (!robot.blockingConnect())
  {
    // this should have been taken care of by the connection handler
    // but just in case
    printf(
    "asyncConnect failed because robot is not running in its own thread.\n");
    Aria::shutdown();
    return 1;
  }
  // run the robot in its own thread, so it gets and processes packets and such
  robot.runAsync(false);

  // just a big long set of printfs, direct motion commands and sleeps,
  // it should be self-explanatory

  robot.lock();

  /*
  robot.setAbsoluteMaxTransVel(2000);
  robot.setTransVelMax(2000);
  robot.setTransAccel(1000);
  robot.setTransDecel(1000);
  robot.comInt(82, 30); // rotkp
  robot.comInt(83, 200); // rotkv
  robot.comInt(84, 0); // rotki
  robot.comInt(85, 30); // transkp
  robot.comInt(86, 450); // transkv
  robot.comInt(87, 4); // transki

  */
  printf("Driving %d mm (going full speed for that far minus a meter then stopping)\n", dist);
  if (vel2)
    robot.setVel2(2200, 2200);
  else
    robot.setVel(2200);
  robot.unlock();
  start.setToNow();
  startPose = robot.getPose();
  while (1)
  {
    robot.lock();
    printf("\r vel: %.0f x: %.0f y: %.0f: dist: %.0f heading: %.2f",
	   robot.getVel(), robot.getX(), robot.getY(), 
	   startPose.findDistanceTo(robot.getPose()),
	   robot.getTh());
    if (startPose.findDistanceTo(robot.getPose()) > abs(dist) - 1000)
    {
      printf("\nFinished distance\n");
      robot.setVel(0);
      robot.unlock();
      break;
    }
    if (start.mSecSince() > 10000)
    {
      printf("\nDistance timed out\n");
      robot.setVel(0);
      robot.unlock();
      break;
    }   
//.........这里部分代码省略.........

    void manualControlHandler(){


    	if(firstCall){
    		firstCall=false;
    		showMenu();
    	}

    	if(keyPressedBefore && !driver->estaEjecutando()){
    		keyPressedBefore=false;
    		showMenu();
    	}

    	if(mrpt::system::os::kbhit() ){
    		char c = mrpt::system::os::getch();
    		keyPressedBefore=true;


    		switch(c){

    		case '\033':

    			c=mrpt::system::os::getch(); // skip the [
    			cout << "Siguiente caracter" << (int)c << endl;
    			double v;
    			switch(mrpt::system::os::getch()) { // the real value
    			case 'A':
    				// code for arrow up
    				v=robot->getVel();
    				robot->setVel(v+50);
    				break;
    			case 'B':
    				// code for arrow down
    				v=robot->getVel();
    				robot->setVel(v-50);
    				break;
    			case 'C':
    				// code for arrow right
    				v=robot->getRotVel();
    				robot->setRotVel(v-5);
    				break;
    			case 'D':
    				// code for arrow left
    				v=robot->getRotVel();
    				robot->setRotVel(v+5);
    				break;
    			}
    			break;

    			case ' ':
    				robot->stop();
    				break;


    		case 'x':
    			//Aria::shutdown();
    			driver->stopRunning();
    			robot->stopRunning();
    			break;

    		case 'c':
    			guardarContinuo();
    			break;

    		case 'p':
    			start();
    			break;

    		case 'g':
    			guardar();
    			break;


    		case 'w':
    			guardarTrayectoria();
    			break;

    		case 't':
    			testParado();
    			break;

    		case 's':
    			stop();
    			break;
    		}

    	}
    }

void PeoplebotTest::userTask(void)
{
  switch (myState)
  {
    case IDLE:
      // start wandering
      printf("Starting to wander for the first time\n");
      myStateTime.setToNow();
      myState = WANDERING;
      myRobot->addAction(myConstantVelocity, 25);
      printf("Opening up ACTS\n");
      myCmd = "DISPLAY=";
      myCmd += myHostname.c_str();
      myCmd += ":0; /usr/local/acts/bin/acts -G bttv -n 0 &> /dev/null &";
      system(myCmd.c_str());
      break;
    case WANDERING:
      if (timeout(myWanderingTimeout))
      {
	myRobot->comInt(ArCommands::SONAR,0);
	myRobot->remAction(myConstantVelocity);
	myRobot->setVel(0);
	myRobot->setRotVel(0);
	myState = RESTING;
	mySonar = 0;
	printf("Going to rest now\n");
	printf("Killing ACTS\n");
	system("killall -9 acts &> /dev/null");
	myStateTime.setToNow();
	myTotalWanderTime += myWanderingTimeout;
      }
      else if (myRobot->getVel() > 0 && mySonar != 1)
      {
	// ping front sonar
	//printf("Enabling front sonar\n");
	mySonar = 1;
	myRobot->comInt(ArCommands::SONAR, 0);
	myRobot->comInt(ArCommands::SONAR, 1);
	myRobot->comInt(ArCommands::SONAR, 4);
      }
      else if (myRobot->getVel() < 0 && mySonar != -1)
      {
	// ping rear sonar
	//printf("Enabling rear sonar\n");
	mySonar = -1;
	myRobot->comInt(ArCommands::SONAR, 0);
	myRobot->comInt(ArCommands::SONAR, 5);
      }
      break;
    case RESTING:
      if (timeout(myRestingTimeout))
      {
	printf("Going to wander now\n");
	myState = WANDERING;
	myStateTime.setToNow();
	myTotalRestTime += myRestingTimeout;
	myRobot->clearDirectMotion();
	myRobot->addAction(myConstantVelocity, 25);
	printf("Opening up ACTS\n");
	myCmd = "DISPLAY=";
	myCmd += myHostname.c_str();
	myCmd += ":0; /usr/local/acts/bin/acts -G bttv -n 0 &> /dev/null &";
	system(myCmd.c_str());
      }
      break;
    case OTHER:
    default:
      break;
  };
}

int __cdecl _tmain (int argc, char** argv)
{

	//------------ I N I C I O   M A I N    D E L   P R O G R A M A   D E L    R O B O T-----------//

	  //inicializaion de variables
	  Aria::init();
	  ArArgumentParser parser(&argc, argv);
	  parser.loadDefaultArguments();
	  ArSimpleConnector simpleConnector(&parser);
	  ArRobot robot;
	  ArSonarDevice sonar;
	  ArAnalogGyro gyro(&robot);
	  robot.addRangeDevice(&sonar);
	  ActionGos go(500, 350);	  
	  robot.addAction(&go, 48);
	  ActionTurns turn(400, 110);
	  robot.addAction(&turn, 49);
	  ActionTurns turn2(400, 110);
	  robot.addAction(&turn2, 49);

	  // presionar tecla escape para salir del programa
	  ArKeyHandler keyHandler;
	  Aria::setKeyHandler(&keyHandler);
	  robot.attachKeyHandler(&keyHandler);
	  printf("Presionar ESC para salir\n");

	  // uso de sonares para evitar colisiones con las paredes u 
	  // obstaculos grandes, mayores a 8cm de alto
	  ArActionLimiterForwards limiterAction("limitador velocidad cerca", 300, 600, 250);
	  ArActionLimiterForwards limiterFarAction("limitador velocidad lejos", 300, 1100, 400);
	  ArActionLimiterTableSensor tableLimiterAction;
	  robot.addAction(&tableLimiterAction, 100);
	  robot.addAction(&limiterAction, 95);
	  robot.addAction(&limiterFarAction, 90);


	  // Inicializon la funcion de goto
	  ArActionGoto gotoPoseAction("goto");
	  robot.addAction(&gotoPoseAction, 50);
	  
	  // Finaliza el goto si es que no hace nada
	  ArActionStop stopAction("stop");
	  robot.addAction(&stopAction, 40);

	  // Parser del CLI
	  if (!Aria::parseArgs() || !parser.checkHelpAndWarnUnparsed())
	  {    
		Aria::logOptions();
		exit(1);
	  }
	  
	  // Conexion del robot
	  if (!simpleConnector.connectRobot(&robot))
	  {
		printf("Could not connect to robot... exiting\n");
		Aria::exit(1);
	  }
	  robot.runAsync(true);

	  // enciende motores, apaga sonidos
	  robot.enableMotors();
	  robot.comInt(ArCommands::SOUNDTOG, 0);

	  // Imprimo algunos datos del robot como posicion velocidad y bateria
		robot.lock();
		ArLog::log(ArLog::Normal, "Posicion=(%.2f,%.2f,%.2f), Trans. Vel=%.2f, Bateria=%.2fV",
			robot.getX(), robot.getY(), robot.getTh(), robot.getVel(), robot.getBatteryVoltage());
		robot.unlock();

	  const int duration = 100000; //msec
	  ArLog::log(ArLog::Normal, "Completados los puntos en %d segundos", duration/1000);

	  // ============================ INICIO CONFIG COM =================================//
	    CSerial serial;
		LONG    lLastError = ERROR_SUCCESS;

		// Trata de abrir el com seleccionado
		lLastError = serial.Open(_T("COM3"),0,0,false);
		if (lLastError != ERROR_SUCCESS)
			return ::ShowError(serial.GetLastError(), _T("Imposible abrir el COM"));

		// Inicia el puerto serial (9600,8N1)
		lLastError = serial.Setup(CSerial::EBaud9600,CSerial::EData8,CSerial::EParNone,CSerial::EStop1);
		if (lLastError != ERROR_SUCCESS)
			return ::ShowError(serial.GetLastError(), _T("Imposible setear la config del COM"));

		// Register only for the receive event
		lLastError = serial.SetMask(CSerial::EEventBreak |
									CSerial::EEventCTS   |
									CSerial::EEventDSR   |
									CSerial::EEventError |
									CSerial::EEventRing  |
									CSerial::EEventRLSD  |
									CSerial::EEventRecv);
		if (lLastError != ERROR_SUCCESS)
			return ::ShowError(serial.GetLastError(), _T("Unable to set COM-port event mask"));

		// Use 'non-blocking' reads, because we don't know how many bytes
		// will be received. This is normally the most convenient mode
//.........这里部分代码省略.........

int main(int argc, char **argv)
{

  Aria::init();
  ArRobot robot;
  ArArgumentParser parser(&argc, argv);
  parser.loadDefaultArguments();

  ArLog::log(ArLog::Terse, "WARNING: this program does no sensing or avoiding of obstacles, the robot WILL collide with any objects in the way! Make sure the robot has approximately 3 meters of free space on all sides.");

  // ArRobotConnector connects to the robot, get some initial data from it such as type and name,
  // and then loads parameter files for this robot.
  ArRobotConnector robotConnector(&parser, &robot);
  if(!robotConnector.connectRobot())
  {
    ArLog::log(ArLog::Terse, "simpleMotionCommands: Could not connect to the robot.");
    if(parser.checkHelpAndWarnUnparsed())
    {
        Aria::logOptions();
        Aria::exit(1);
        return 1;
    }
  }
  if (!Aria::parseArgs())
  {
    Aria::logOptions();
    Aria::exit(1);
    return 1;
  }
  
  ArLog::log(ArLog::Normal, "simpleMotionCommands: Connected.");

  // Start the robot processing cycle running in the background.
  // True parameter means that if the connection is lost, then the 
  // run loop ends.
  robot.runAsync(true);

  // Print out some data from the SIP.  

  // We must "lock" the ArRobot object
  // before calling its methods, and "unlock" when done, to prevent conflicts
  // with the background thread started by the call to robot.runAsync() above.
  // See the section on threading in the manual for more about this.
  // Make sure you unlock before any sleep() call or any other code that will
  // take some time; if the robot remains locked during that time, then
  // ArRobot's background thread will be blocked and unable to communicate with
  // the robot, call tasks, etc.
  
  robot.lock();
  ArLog::log(ArLog::Normal, "simpleMotionCommands: Pose=(%.2f,%.2f,%.2f), Trans. Vel=%.2f, Rot. Vel=%.2f, Battery=%.2fV",
    robot.getX(), robot.getY(), robot.getTh(), robot.getVel(), robot.getRotVel(), robot.getBatteryVoltage());
  robot.unlock();

  // Sleep for 3 seconds.
  ArLog::log(ArLog::Normal, "simpleMotionCommands: Will start driving in 3 seconds...");
  ArUtil::sleep(3000);

  // Set forward velocity to 50 mm/s
  ArLog::log(ArLog::Normal, "simpleMotionCommands: Driving forward at 250 mm/s for 5 sec...");
  robot.lock();
  robot.enableMotors();
  robot.setVel(250);
  robot.unlock();
  ArUtil::sleep(5000);

  ArLog::log(ArLog::Normal, "simpleMotionCommands: Stopping.");
  robot.lock();
  robot.stop();
  robot.unlock();
  ArUtil::sleep(1000);

  ArLog::log(ArLog::Normal, "simpleMotionCommands: Rotating at 10 deg/s for 5 sec...");
  robot.lock();
  robot.setRotVel(10);
  robot.unlock();
  ArUtil::sleep(5000);

  ArLog::log(ArLog::Normal, "simpleMotionCommands: Rotating at -10 deg/s for 10 sec...");
  robot.lock();
  robot.setRotVel(-10);
  robot.unlock();
  ArUtil::sleep(10000);

  ArLog::log(ArLog::Normal, "simpleMotionCommands: Driving forward at 150 mm/s for 5 sec...");
  robot.lock();
  robot.setRotVel(0);
  robot.setVel(150);
  robot.unlock();
  ArUtil::sleep(5000);

  ArLog::log(ArLog::Normal, "simpleMotionCommands: Stopping.");
  robot.lock();
  robot.stop();
  robot.unlock();
  ArUtil::sleep(1000);


  // Other motion command functions include move(), setHeading(),
  // setDeltaHeading().  You can also adjust acceleration and deceleration
  // values used by the robot with setAccel(), setDecel(), setRotAccel(),
//.........这里部分代码省略.........

void RosAriaNode::cmdvel_cb( const geometry_msgs::PointStampedConstPtr &msg)
{
	veltime = ros::Time::now();
	//get data from Package
	Vsd =ceil(msg->point.x); //Vsd = Xm/Scale
	Vm=msg->point.y;		// Vm
	fk = msg->point.z;

	//real velocity
	Vs = ceil(robot->getVel());
	//Distance from obstacle
	distance = sonar.currentReadingPolar(-30,30);

	//Environment force
	if (distance<Min_Range)
		fe = -Max_Force;
	else if (distance<Max_Range)
		fe = -Ke*1/distance;
	else
		fe=0;
	//Virtual force
	fs = (Vsd-Vs)/50;

	/*
	 * Xm chanel
	 */

	//PO
	if (fs*Vsd>0)
	{
		//do nothing
		slaE_N_Xm-=fs*Vsd; //output
	}
	else
	{
		//slaE_N_Xm+=fs*Vsd; //output
	}

	//ROS_INFO("Slave Energy: %5f",slaE_N_Xm);
	//fprintf(Energy,"%.3f \n",slaE_N_Xm);
	//PC
#if 1
	if (slaE_N_Xm+mstE_P_Xm<0) //input + output<0 =>active
	{
		//modify Vsd
		slaE_N_Xm+=fs*Vsd;
		Vsd = (slaE_N_Xm+mstE_P_Xm)/fs;
		slaE_N_Xm-=fs*Vsd;
		ROS_INFO("Modified Vs");
	}
#endif

	/*
	 * fe chanel
	 */

	if (fe*Vm>0)
	{
		slaE_P_fe+=fe*Vm;
	}
	else
	{
		//do nothing
	}

	//fprintf(Energy,"%.3f \n",slaE_P_fe);
	/*
	 * fk chanel
	 */

	if (fk*Vs>0)
	{
	//	slaE_P_fk+=fk*Vs;
	}
	else
	{
		slaE_P_fk-=fk*Vs;
		//do nothing
	}

	fprintf(Energy,"%.3f \n",slaE_P_fk);
//	ROS_INFO("Slave Energy: %5f",slaE_P_fk);
	//ROS_INFO("Set velocity: %5f",Vsd);
	//ROS_INFO("Real velocity: %5f",Vs);
	//ROS_INFO("Force: %5f",fe);

	robot->setVel(Vsd);

	//Package and publish

	chanelParameter.point.x = Vs;
	chanelParameter.point.y = fs;
	chanelParameter.point.z = fe;

	chanelEnergy.point.x = slaE_P_fe;
	chanelEnergy.point.y = slaE_P_fk;

	chanelParameter_Pub.publish(chanelParameter);
	chanelEnergy_Pub.publish(chanelEnergy);

//.........这里部分代码省略.........

int _tmain(int argc, char** argv)
{
    //-------------- M A I N    D E L   P R O G R A M A   D E L    R O B O T------------//
    //----------------------------------------------------------------------------------//

    //inicializaion de variables
    Aria::init();
    ArArgumentParser parser(&argc, argv);
    parser.loadDefaultArguments();
    ArSimpleConnector simpleConnector(&parser);
    ArRobot robot;
    ArSonarDevice sonar;
    ArAnalogGyro gyro(&robot);
    robot.addRangeDevice(&sonar);
    ActionTurns turn(400, 55);
    robot.addAction(&turn, 49);
    ActionTurns turn2(400, 55);
    robot.addAction(&turn2, 49);
    turn.deactivate();
    turn2.deactivate();

    // presionar tecla escape para salir del programa
    ArKeyHandler keyHandler;
    Aria::setKeyHandler(&keyHandler);
    robot.attachKeyHandler(&keyHandler);
    printf("Presionar ESC para salir\n");

    // uso de sonares para evitar colisiones con las paredes u
    // obstaculos grandes, mayores a 8cm de alto
    ArActionLimiterForwards limiterAction("limitador velocidad cerca", 300, 600, 250);
    ArActionLimiterForwards limiterFarAction("limitador velocidad lejos", 300, 1100, 400);
    ArActionLimiterTableSensor tableLimiterAction;
    robot.addAction(&tableLimiterAction, 100);
    robot.addAction(&limiterAction, 95);
    robot.addAction(&limiterFarAction, 90);


    // Inicializon la funcion de goto
    ArActionGoto gotoPoseAction("goto");
    robot.addAction(&gotoPoseAction, 50);

    // Finaliza el goto si es que no hace nada
    ArActionStop stopAction("stop");
    robot.addAction(&stopAction, 40);

    // Parser del CLI
    if (!Aria::parseArgs() || !parser.checkHelpAndWarnUnparsed())
    {
        Aria::logOptions();
        exit(1);
    }

    // Conexion del robot
    if (!simpleConnector.connectRobot(&robot))
    {
        printf("Could not connect to robot... exiting\n");
        Aria::exit(1);
    }
    robot.runAsync(true);

    // enciende motores, apaga sonidos
    robot.enableMotors();
    robot.comInt(ArCommands::SOUNDTOG, 0);

    // Imprimo algunos datos del robot como posicion velocidad y bateria
    robot.lock();
    ArLog::log(ArLog::Normal, "Posicion=(%.2f,%.2f,%.2f), Trans. Vel=%.2f, Bateria=%.2fV",
               robot.getX(), robot.getY(), robot.getTh(), robot.getVel(), robot.getBatteryVoltage());
    robot.unlock();

    const int duration = 100000; //msec
    ArLog::log(ArLog::Normal, "Completados los puntos en %d segundos", duration/1000);

    bool first = true;
    int goalNum = 0;
    int color = 3;
    ArTime start;
    start.setToNow();
    while (Aria::getRunning())
    {
        robot.lock();

        // inicia el primer punto
        if (first || gotoPoseAction.haveAchievedGoal())
        {
            first = false;

            goalNum++; //cambia de 0 a 1 el contador
            printf("El contador esta en: --> %d <---\n",goalNum);
            if (goalNum > 20)
                goalNum = 1;

            //comienza la secuencia de puntos
            if (goalNum == 1)
            {
                gotoPoseAction.setGoal(ArPose(1150, 0));
                ArLog::log(ArLog::Normal, "Siguiente punto en %.0f %.0f",
                           gotoPoseAction.getGoal().getX(), gotoPoseAction.getGoal().getY());
                // Imprimo algunos datos del robot como posicion velocidad y bateria
                robot.lock();
//.........这里部分代码省略.........

void RosAriaNode::publish()
{
  // Note, this is called via SensorInterpTask callback (myPublishCB, named "ROSPublishingTask"). ArRobot object 'robot' sholud not be locked or unlocked.
  pos = robot->getPose();
  tf::poseTFToMsg(tf::Transform(tf::createQuaternionFromYaw(pos.getTh()*M_PI/180), tf::Vector3(pos.getX()/1000,
    pos.getY()/1000, 0)), position.pose.pose); //Aria returns pose in mm.
  position.twist.twist.linear.x = robot->getVel()/1000; //Aria returns velocity in mm/s.
  position.twist.twist.linear.y = robot->getLatVel()/1000.0;
  position.twist.twist.angular.z = robot->getRotVel()*M_PI/180;
  
  position.header.frame_id = frame_id_odom;
  position.child_frame_id = frame_id_base_link;
  position.header.stamp = ros::Time::now();
  pose_pub.publish(position);

  ROS_DEBUG("RosAria: publish: (time %f) pose x: %f, y: %f, angle: %f; linear vel x: %f, y: %f; angular vel z: %f", 
    position.header.stamp.toSec(), 
    (double)position.pose.pose.position.x,
    (double)position.pose.pose.position.y,
    (double)position.pose.pose.orientation.w,
    (double) position.twist.twist.linear.x,
    (double) position.twist.twist.linear.y,
    (double) position.twist.twist.angular.z
  );


  // publishing transform odom->base_link
  odom_trans.header.stamp = ros::Time::now();
  odom_trans.header.frame_id = frame_id_odom;
  odom_trans.child_frame_id = frame_id_base_link;
  
  odom_trans.transform.translation.x = pos.getX()/1000;
  odom_trans.transform.translation.y = pos.getY()/1000;
  odom_trans.transform.translation.z = 0.0;
  odom_trans.transform.rotation = tf::createQuaternionMsgFromYaw(pos.getTh()*M_PI/180);
  
  odom_broadcaster.sendTransform(odom_trans);
  
  // getStallValue returns 2 bytes with stall bit and bumper bits, packed as (00 00 FrontBumpers RearBumpers)
  int stall = robot->getStallValue();
  unsigned char front_bumpers = (unsigned char)(stall >> 8);
  unsigned char rear_bumpers = (unsigned char)(stall);

  bumpers.header.frame_id = frame_id_bumper;
  bumpers.header.stamp = ros::Time::now();

  std::stringstream bumper_info(std::stringstream::out);
  // Bit 0 is for stall, next bits are for bumpers (leftmost is LSB)
  for (unsigned int i=0; i<robot->getNumFrontBumpers(); i++)
  {
    bumpers.front_bumpers[i] = (front_bumpers & (1 << (i+1))) == 0 ? 0 : 1;
    bumper_info << " " << (front_bumpers & (1 << (i+1)));
  }
  ROS_DEBUG("RosAria: Front bumpers:%s", bumper_info.str().c_str());

  bumper_info.str("");
  // Rear bumpers have reverse order (rightmost is LSB)
  unsigned int numRearBumpers = robot->getNumRearBumpers();
  for (unsigned int i=0; i<numRearBumpers; i++)
  {
    bumpers.rear_bumpers[i] = (rear_bumpers & (1 << (numRearBumpers-i))) == 0 ? 0 : 1;
    bumper_info << " " << (rear_bumpers & (1 << (numRearBumpers-i)));
  }
  ROS_DEBUG("RosAria: Rear bumpers:%s", bumper_info.str().c_str());
  
  bumpers_pub.publish(bumpers);

  //Publish battery information
  // TODO: Decide if BatteryVoltageNow (normalized to (0,12)V)  is a better option
  std_msgs::Float64 batteryVoltage;
  batteryVoltage.data = robot->getRealBatteryVoltageNow();
  voltage_pub.publish(batteryVoltage);

  if(robot->haveStateOfCharge())
  {
    std_msgs::Float32 soc;
    soc.data = robot->getStateOfCharge()/100.0;
    state_of_charge_pub.publish(soc);
  }

  // publish recharge state if changed
  char s = robot->getChargeState();
  if(s != recharge_state.data)
  {
    ROS_INFO("RosAria: publishing new recharge state %d.", s);
    recharge_state.data = s;
    recharge_state_pub.publish(recharge_state);
  }

  // publish motors state if changed
  bool e = robot->areMotorsEnabled();
  if(e != motors_state.data || !published_motors_state)
  {
	ROS_INFO("RosAria: publishing new motors state %d.", e);
	motors_state.data = e;
	motors_state_pub.publish(motors_state);
	published_motors_state = true;
  }

  // Publish sonar information, if enabled.
//.........这里部分代码省略.........

int main(int argc, char **argv) 
{
  std::string str;
  int ret;
  ArTime start;
  
  // connection to the robot
  ArSerialConnection con;
  // the robot
  ArRobot robot;
  // the connection handler from above
  ConnHandler ch(&robot);

  // init area with a dedicated signal handling thread
  Aria::init(Aria::SIGHANDLE_THREAD);

  // open the connection with the defaults, exit if failed
  if ((ret = con.open()) != 0)
  {
    str = con.getOpenMessage(ret);
    printf("Open failed: %s\n", str.c_str());
    Aria::shutdown();
    return 1;
  }

  // set the robots connection
  robot.setDeviceConnection(&con);
  // try to connect, if we fail, the connection handler should bail
  if (!robot.blockingConnect())
  {
    // this should have been taken care of by the connection handler
    // but just in case
    printf(
    "asyncConnect failed because robot is not running in its own thread.\n");
    Aria::shutdown();
    return 1;
  }
  // run the robot in its own thread, so it gets and processes packets and such
  robot.runAsync(false);

  // just a big long set of printfs, direct motion commands and sleeps,
  // it should be self-explanatory
  printf("Telling the robot to go 300 mm for 5 seconds\n");
  robot.lock();
  robot.setVel(500);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (start.mSecSince() > 5000)
    {
      robot.unlock();
      break;
    }   
    printf("Trans: %10g Rot: %10g\n", robot.getVel(), robot.getRotVel());
    robot.unlock();
    ArUtil::sleep(100);
  }
  
  printf("Telling the robot to turn at 50 deg/sec for 10 seconds\n");
  robot.lock();
  robot.setVel(0);
  robot.setRotVel(50);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (start.mSecSince() > 10000)
    {
      robot.unlock();
      break;
    }   
    printf("Trans: %10g Rot: %10g\n", robot.getVel(), robot.getRotVel());
    robot.unlock();
    ArUtil::sleep(100);
  }

  printf("Telling the robot to turn at 100 deg/sec for 10 seconds\n");
  robot.lock();
  robot.setVel(0);
  robot.setRotVel(100);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (start.mSecSince() > 10000)
    {
      robot.unlock();
      break;
    }   
    printf("Trans: %10g Rot: %10g\n", robot.getVel(), robot.getRotVel());
    robot.unlock();
    ArUtil::sleep(100);
  }

  printf("Done with tests, exiting\n");
  robot.disconnect();
//.........这里部分代码省略.........

void Joydrive::drive(void)
{
  int trans, rot;
  ArPose pose;
  ArPose rpose;
  ArTransform transform;
  ArRangeDevice *dev;
  ArSensorReading *son;

  if (!myRobot->isConnected())
  {
    printf("Lost connection to the robot, exiting\n");
    exit(0);
  }
  printf("\rx %6.1f  y %6.1f  th  %6.1f", 
	 myRobot->getX(), myRobot->getY(), myRobot->getTh());
  fflush(stdout);
  if (myJoyHandler.haveJoystick() && myJoyHandler.getButton(1))
  {
    if (ArMath::fabs(myRobot->getVel()) < 10.0)
      myRobot->comInt(ArCommands::ENABLE, 1);
    myJoyHandler.getAdjusted(&rot, &trans);
    myRobot->setVel(trans);
    myRobot->setRotVel(-rot);
  }
  else
  {
    myRobot->setVel(0);
    myRobot->setRotVel(0);
  }
  if (myJoyHandler.haveJoystick() && myJoyHandler.getButton(2) &&
      time(NULL) - myLastPress > 1)
  {
    myLastPress = time(NULL);
    printf("\n");
    switch (myTest)
    {
    case 1:
      printf("Moving back to the origin.\n");
      pose.setPose(0, 0, 0);
      myRobot->moveTo(pose);
      break;
    case 2:
      printf("Moving over a meter.\n");
      pose.setPose(myRobot->getX() + 1000, myRobot->getY(), 0);
      myRobot->moveTo(pose);
      break;
    case 3:
      printf("Doing a transform test....\n");
      printf("\nOrigin should be transformed to the robots coords.\n");
      transform = myRobot->getToGlobalTransform();
      pose.setPose(0, 0, 0);
      pose = transform.doTransform(pose);
      rpose = myRobot->getPose();
      printf("Pos:  ");
      pose.log();
      printf("Robot:  ");
      rpose.log();

      if (pose.findDistanceTo(rpose) < .1)
	printf("Success\n");
      else
	printf("#### FAILURE\n");
    
      printf("\nRobot coords should be transformed to the origin.\n");
      transform = myRobot->getToLocalTransform();
      pose = myRobot->getPose();
      pose = transform.doTransform(pose);
      rpose.setPose(0, 0, 0);
      printf("Pos:  ");
      pose.log();
      printf("Robot:  ");
      rpose.log();
      if (pose.findDistanceTo(rpose) < .1)
	printf("Success\n");
      else
	printf("#### FAILURE\n");
      break;
    case 4:
      printf("Doing a tranform test...\n");
      printf("A point 1 meter to the -x from the robot (in local coords) should be transformed into global coordinates.\n");
      transform = myRobot->getToGlobalTransform();
      pose.setPose(-1000, 0, 0);
      pose = transform.doTransform(pose);
      rpose = myRobot->getPose();
      printf("Pos:  ");
      pose.log();
      printf("Robot:  ");
      rpose.log();

      if (ArMath::fabs(pose.findDistanceTo(rpose) - 1000.0) < .1)
	printf("Probable Success\n");
      else
	printf("#### FAILURE\n");
      break;
    case 5:
      printf("Doing a transform test on range devices..\n");
      printf("Moving the robot +4 meters x and +4 meters y and seeing if the moveTo will move the sonar readings along with it.\n");
      dev = myRobot->findRangeDevice("sonar");
      if (dev == NULL)
//.........这里部分代码省略.........

void RosAriaNode::publish()
{
  // Note, this is called via SensorInterpTask callback (myPublishCB, named "ROSPublishingTask"). ArRobot object 'robot' sholud not be locked or unlocked.
  pos = robot->getPose();
  tf::poseTFToMsg(tf::Transform(tf::createQuaternionFromYaw(pos.getTh()*M_PI/180), tf::Vector3(pos.getX()/1000,
    pos.getY()/1000, 0)), position.pose.pose); //Aria returns pose in mm.
  position.twist.twist.linear.x = robot->getVel()/1000; //Aria returns velocity in mm/s.
  position.twist.twist.angular.z = robot->getRotVel()*M_PI/180;
  
  position.header.frame_id = frame_id_odom;
  position.child_frame_id = frame_id_base_link;
  position.header.stamp = ros::Time::now();
  pose_pub.publish(position);

  ROS_DEBUG("RosAria: publish: (time %f) pose x: %f, y: %f, angle: %f; linear vel x: %f, y: %f; angular vel z: %f", 
    position.header.stamp.toSec(), 
    (double)position.pose.pose.position.x,
    (double)position.pose.pose.position.y,
    (double)position.pose.pose.orientation.w,
    (double) position.twist.twist.linear.x,
    (double) position.twist.twist.linear.y,
    (double) position.twist.twist.angular.z
  );


  // publishing transform odom->base_link
  odom_trans.header.stamp = ros::Time::now();
  odom_trans.header.frame_id = frame_id_odom;
  odom_trans.child_frame_id = frame_id_base_link;
  
  odom_trans.transform.translation.x = pos.getX()/1000;
  odom_trans.transform.translation.y = pos.getY()/1000;
  odom_trans.transform.translation.z = 0.0;
  odom_trans.transform.rotation = tf::createQuaternionMsgFromYaw(pos.getTh()*M_PI/180);
  
  odom_broadcaster.sendTransform(odom_trans);
  
  // getStallValue returns 2 bytes with stall bit and bumper bits, packed as (00 00 FrontBumpers RearBumpers)
  int stall = robot->getStallValue();
  unsigned char front_bumpers = (unsigned char)(stall >> 8);
  unsigned char rear_bumpers = (unsigned char)(stall);

  bumpers.header.frame_id = frame_id_bumper;
  bumpers.header.stamp = ros::Time::now();

  std::stringstream bumper_info(std::stringstream::out);
  // Bit 0 is for stall, next bits are for bumpers (leftmost is LSB)
  for (unsigned int i=0; i<robot->getNumFrontBumpers(); i++)
  {
    bumpers.front_bumpers[i] = (front_bumpers & (1 << (i+1))) == 0 ? 0 : 1;
    bumper_info << " " << (front_bumpers & (1 << (i+1)));
  }
  ROS_DEBUG("RosAria: Front bumpers:%s", bumper_info.str().c_str());

  bumper_info.str("");
  // Rear bumpers have reverse order (rightmost is LSB)
  unsigned int numRearBumpers = robot->getNumRearBumpers();
  for (unsigned int i=0; i<numRearBumpers; i++)
  {
    bumpers.rear_bumpers[i] = (rear_bumpers & (1 << (numRearBumpers-i))) == 0 ? 0 : 1;
    bumper_info << " " << (rear_bumpers & (1 << (numRearBumpers-i)));
  }
  ROS_DEBUG("RosAria: Rear bumpers:%s", bumper_info.str().c_str());
  
  bumpers_pub.publish(bumpers);

  //Publish battery information
  // TODO: Decide if BatteryVoltageNow (normalized to (0,12)V)  is a better option
  std_msgs::Float64 batteryVoltage;
  batteryVoltage.data = robot->getRealBatteryVoltageNow();
  voltage_pub.publish(batteryVoltage);

  if(robot->haveStateOfCharge())
  {
    std_msgs::Float32 soc;
    soc.data = robot->getStateOfCharge()/100.0;
    state_of_charge_pub.publish(soc);
  }

  // publish recharge state if changed
  char s = robot->getChargeState();
  if(s != recharge_state.data)
  {
    ROS_INFO("RosAria: publishing new recharge state %d.", s);
    recharge_state.data = s;
    recharge_state_pub.publish(recharge_state);
  }

  // publish motors state if changed
  bool e = robot->areMotorsEnabled();
  if(e != motors_state.data || !published_motors_state)
  {
	ROS_INFO("RosAria: publishing new motors state %d.", e);
	motors_state.data = e;
	motors_state_pub.publish(motors_state);
	published_motors_state = true;
  }

  if (robot->areSonarsEnabled())
  {
//.........这里部分代码省略.........