Example #1
0
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;
    }   
    robot.unlock();
    ArUtil::sleep(50);
  }
  
  if (vel2)
    robot.setVel2(0, 0);
  else
    robot.setVel(0);
  start.setToNow();
  while (1)
    {
      robot.lock();
      if (vel2)
	robot.setVel2(0, 0);
      else
	robot.setVel(0);
      if (fabs(robot.getVel()) < 20)
	{
	  printf("Stopped\n");
	  robot.unlock();
	  break;
	}
      if (start.mSecSince() > 2000)
	{
	  printf("\nStop timed out\n");
	  robot.unlock();
	  break;
	}
      robot.unlock();
      ArUtil::sleep(50);
    }
  robot.lock();
  robot.disconnect();
  robot.unlock();
  // shutdown and ge tout
  Aria::shutdown();
  return 0;
}
int main(int argc, char **argv) 
{
  Aria::init();
  
  ArArgumentParser argParser(&argc, argv);

  ArSimpleConnector con(&argParser);

  ArRobot robot;

  // the connection handler from above
  ConnHandler ch(&robot);

  if(!Aria::parseArgs())
  {
    Aria::logOptions();
    Aria::shutdown();
    return 1;
  }

  if(!con.connectRobot(&robot))
  {
    ArLog::log(ArLog::Normal, "directMotionExample: Could not connect to the robot. Exiting.");
    return 1;
  }

  ArLog::log(ArLog::Normal, "directMotionExample: Connected.");

  // Run the robot processing cycle in its own thread. Note that after starting this
  // thread, we must lock and unlock the ArRobot object before and after
  // accessing it.
  robot.runAsync(false);


  // Send the robot a series of motion commands directly, sleeping for a 
  // few seconds afterwards to give the robot time to execute them.
  printf("directMotionExample: Setting rot velocity to 100 deg/sec then sleeping 3 seconds\n");
  robot.lock();
  robot.setRotVel(100);
  robot.unlock();
  ArUtil::sleep(3*1000);
  printf("Stopping\n");
  robot.lock();
  robot.setRotVel(0);
  robot.unlock();
  ArUtil::sleep(200);

  printf("directMotionExample: Telling the robot to go 300 mm on left wheel and 100 mm on right wheel for 5 seconds\n");
  robot.lock();
  robot.setVel2(300, 100);
  robot.unlock();
  ArTime start;
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (start.mSecSince() > 5000)
    {
      robot.unlock();
      break;
    }   
    robot.unlock();
    ArUtil::sleep(50);
  }
  
  printf("directMotionExample: Telling the robot to move forwards one meter, then sleeping 5 seconds\n");
  robot.lock();
  robot.move(1000);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (robot.isMoveDone())
    {
      printf("directMotionExample: Finished distance\n");
      robot.unlock();
      break;
    }
    if (start.mSecSince() > 5000)
    {
      printf("directMotionExample: Distance timed out\n");
      robot.unlock();
      break;
    }   
    robot.unlock();
    ArUtil::sleep(50);
  }
  printf("directMotionExample: Telling the robot to move backwards one meter, then sleeping 5 seconds\n");
  robot.lock();
  robot.move(-1000);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (robot.isMoveDone())
    {
      printf("directMotionExample: Finished distance\n");
      robot.unlock();
      break;
    }
    if (start.mSecSince() > 10000)
    {
      printf("directMotionExample: Distance timed out\n");
      robot.unlock();
      break;
    }
    robot.unlock();
    ArUtil::sleep(50);
  }
  printf("directMotionExample: Telling the robot to turn to 180, then sleeping 4 seconds\n");
  robot.lock();
  robot.setHeading(180);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (robot.isHeadingDone(5))
    {
      printf("directMotionExample: Finished turn\n");
      robot.unlock();
      break;
    }
    if (start.mSecSince() > 5000)
    {
      printf("directMotionExample: Turn timed out\n");
      robot.unlock();
      break;
    }
    robot.unlock();
    ArUtil::sleep(100);
  }
  printf("directMotionExample: Telling the robot to turn to 90, then sleeping 2 seconds\n");
  robot.lock();
  robot.setHeading(90);
  robot.unlock();
  start.setToNow();
  while (1)
  {
    robot.lock();
    if (robot.isHeadingDone(5))
    {
      printf("directMotionExample: Finished turn\n");
      robot.unlock();
      break;
    }
    if (start.mSecSince() > 5000)
    {
      printf("directMotionExample: turn timed out\n");
      robot.unlock();
      break;
    }
    robot.unlock();
    ArUtil::sleep(100);
  }
  printf("directMotionExample: Setting vel2 to 200 mm/sec on both wheels, then sleeping 3 seconds\n");
  robot.lock();
  robot.setVel2(200, 200);
  robot.unlock();
  ArUtil::sleep(3000);
  printf("directMotionExample: Stopping the robot, then sleeping for 2 seconds\n");
  robot.lock();
  robot.stop();
  robot.unlock();
  ArUtil::sleep(2000);
  printf("directMotionExample: Setting velocity to 200 mm/sec then sleeping 3 seconds\n");
  robot.lock();
  robot.setVel(200);
  robot.unlock();
  ArUtil::sleep(3000);
  printf("directMotionExample: Stopping the robot, then sleeping for 2 seconds\n");
  robot.lock();
  robot.stop();
  robot.unlock();
  ArUtil::sleep(2000);
  printf("directMotionExample: Setting vel2 with 0 on left wheel, 200 mm/sec on right, then sleeping 5 seconds\n");
  robot.lock();
  robot.setVel2(0, 200);
  robot.unlock();
  ArUtil::sleep(5000);
  printf("directMotionExample: Telling the robot to rotate at 50 deg/sec then sleeping 5 seconds\n");
  robot.lock();
  robot.setRotVel(50);
  robot.unlock();
  ArUtil::sleep(5000);
  printf("directMotionExample: Telling the robot to rotate at -50 deg/sec then sleeping 5 seconds\n");
  robot.lock();
  robot.setRotVel(-50);
  robot.unlock();
  ArUtil::sleep(5000);
  printf("directMotionExample: Setting vel2 with 0 on both wheels, then sleeping 3 seconds\n");
  robot.lock();
  robot.setVel2(0, 0);
  robot.unlock();
  ArUtil::sleep(3000);
  printf("directMotionExample: Now having the robot change heading by -125 degrees, then sleeping for 6 seconds\n");
  robot.lock();
  robot.setDeltaHeading(-125);
  robot.unlock();
  ArUtil::sleep(6000);
  printf("directMotionExample: Now having the robot change heading by 45 degrees, then sleeping for 6 seconds\n");
  robot.lock();
  robot.setDeltaHeading(45);
  robot.unlock();
  ArUtil::sleep(6000);
  printf("directMotionExample: Setting vel2 with 200 on left wheel, 0 on right wheel, then sleeping 5 seconds\n");
  robot.lock();
  robot.setVel2(200, 0);
  robot.unlock();
  ArUtil::sleep(5000);

  printf("directMotionExample: Done, shutting down Aria and exiting.\n");
  Aria::shutdown();
  return 0;
}