void CalcMin::chatterCallback(const cob_roboskin::roboskinCAN2 msg)
{
  n.setParam("/data1", msg.data1);
  n.setParam("/data2", msg.data2);
  n.setParam("/data3", msg.data3);
  n.setParam("/data4", msg.data4);
}
  void processGoal(const geometry_msgs::Pose& start_block_pose, const geometry_msgs::Pose& end_block_pose )
  {
    // Change the goal constraints on the servos to be less strict, so that the controllers don't die. this is a hack
    nh_.setParam("/clam_trajectory_controller/joint_trajectory_action_node/constraints/elbow_pitch_joint/goal", 2); // originally it was 0.45
    nh_.setParam("/clam_trajectory_controller/joint_trajectory_action_node/constraints/shoulder_pan_joint/goal", 2); // originally it was 0.45
    nh_.setParam("/clam_trajectory_controller/joint_trajectory_action_node/constraints/wrist_pitch_joint/goal", 2); // originally it was 0.45
    nh_.setParam("/clam_trajectory_controller/joint_trajectory_action_node/constraints/gripper_roll_joint/goal", 2); // originally it was 0.45
    nh_.setParam("/clam_trajectory_controller/joint_trajectory_action_node/constraints/wrist_pitch_joint/goal", 2); // originally it was 0.45

    if( !pickAndPlace(start_block_pose, end_block_pose) )
    {
      ROS_ERROR_STREAM_NAMED("pick_place_moveit","Pick and place failed");

      if(action_server_.isActive()) // Make sure we haven't sent a fake goal
      {
        // Report failure
        result_.success = false;
        action_server_.setSucceeded(result_);
      }
    }
    else
    {
      if(action_server_.isActive()) // Make sure we haven't sent a fake goal
      {
        // Report success
        result_.success = true;
        action_server_.setSucceeded(result_);
      }
    }

    // TODO: remove
    ros::shutdown();
  }
void BallDetector::updateLowThreshold(const geometry_msgs::Vector3::ConstPtr& thresh){
  int h = thresh->x-1, s = thresh->y-1, v = thresh->z-1;
  ROS_INFO("Updated ball low HSV threshold to h,s,v: %d,%d,%d",h,s,v);
  lowThresh = cv::Scalar(h,s,v,0);
  nh.setParam("thresh/high/h",h);
  nh.setParam("thresh/high/s",s);
  nh.setParam("thresh/high/v",v);
}
void BallDetector::updateHighThreshold(const geometry_msgs::Vector3::ConstPtr& thresh){
  int h = thresh->x+1, s = thresh->y+1, v = thresh->z+1;
  ROS_INFO("Updated ball high HSV threshold to h,s,v: %d,%d,%d",h,s,v);
  highThresh = cv::Scalar(h,s,v,0);
  nh.setParam("thresh/low/h",h);
  nh.setParam("thresh/low/s",s);
  nh.setParam("thresh/low/v",v);
}
std::vector<std::string> ThrusterAllocator::initControl(ros::NodeHandle &nh, double map_threshold)
{
  std::vector<std::string> controlled_axes;
  const std::vector<std::string> axes{"x", "y", "z", "roll", "pitch", "yaw"};

  for(size_t axis = 0; axis < 6; axis++)
  {
    if(max_wrench[axis] > 1e-6)
    {
      char param[FILENAME_MAX];
      sprintf(param, "controllers/%s", axes[axis].c_str());
      if(nh.hasParam(param))
      {
        controlled_axes.push_back(axes[axis]);
        // push to position PID
        sprintf(param, "controllers/%s/position/i_clamp", axes[axis].c_str());
        nh.setParam(param, max_wrench[axis]);
        // push to velocity PID
        sprintf(param, "controllers/%s/velocity/i_clamp", axes[axis].c_str());
        nh.setParam(param, max_wrench[axis]);
      }
    }
  }

  // threshold on map before pseudo-inverse
  for(int r = 0; r < 6; ++r)
  {
    for(int c = 0; c < map.cols(); ++c)
    {
      if(std::abs(map(r,c)) < map_threshold)
        map(r,c) = 0;
    }
  }

  inverse_map.resize(map.cols(), map.rows());
  Eigen::JacobiSVD<Eigen::MatrixXd> svd_M(map, Eigen::ComputeThinU | Eigen::ComputeThinV);
  Eigen::VectorXd dummy_in(map.rows());
  Eigen::VectorXd dummy_out(map.cols());
  unsigned int i,j;
  for(i=0;i<map.rows();++i)
  {
    dummy_in.setZero();
    dummy_in(i) = 1;
    dummy_out = svd_M.solve(dummy_in);
    for(j = 0; j<map.cols();++j)
      inverse_map(j,i) = dummy_out(j);
  }
  return controlled_axes;
}
Example #6
0
    BaseCamera *createCamera()
    {
        std::string cameraType;
        node.param("camera_type", cameraType, std::string("usb"));

        node.param("video_device", videoDevice, std::string(""));
        std::string resolution;
        node.getParam("resolution", resolution);
        cameraWidth = std::stoi(resolution.substr(0, resolution.find('x')));
        cameraHeight = std::stoi(resolution.substr(resolution.find('x') + 1));
        node.param("framerate", framerate, 30);
        node.param("media_path", mediaPath, std::string("~/.rospilot/media"));
        wordexp_t p;
        wordexp(mediaPath.c_str(), &p, 0);
        if (p.we_wordc != 1) {
            ROS_ERROR("Got too many words when expanding media path: %s",
                    mediaPath.c_str());
        }
        else {
            mediaPath = p.we_wordv[0];
        }
        wordfree(&p);

        if (videoDevice.size() == 0) {
            videoDevice = findCameraDevice();
            node.setParam("video_device", videoDevice);
        }

        if (cameraType == "ptp") {
            return new PtpCamera();
        }
        else if (cameraType == "usb") {
            ROS_INFO("Requesting camera res %dx%d", cameraWidth, cameraHeight);
            UsbCamera *camera = new UsbCamera(videoDevice, cameraWidth, cameraHeight, framerate);
            // Read the width and height, since the camera may have altered it to
            // something it supports
            cameraWidth = camera->getWidth();
            cameraHeight = camera->getHeight();
            std::stringstream ss;
            ss << cameraWidth << "x" << cameraHeight;
            node.setParam("resolution", ss.str());
            ROS_INFO("Camera selected res %dx%d", cameraWidth, cameraHeight);
            return camera;
        }
        else {
            ROS_FATAL("Unsupported camera type: %s", cameraType.c_str());
            return nullptr;
        }
    }
  void PluginPlanner::resetOldParameters(ros::NodeHandle& nh)
  {
    ROS_INFO("Loading from pre-hydro parameter style");
    std::vector < XmlRpc::XmlRpcValue > plugins;
    plugins.resize(6);
    plugins[0] = "Oscillation"; // discards oscillating motions (assisgns cost -1)
    plugins[1] = "Obstacle";    // discards trajectories that move into obstacles
    plugins[2] = "GoalAlign";   // prefers trajectories that make the nose go towards (local) nose goal
    plugins[3] = "PathAlign";   // prefers trajectories that keep the robot nose on nose path
    plugins[4] = "PathDist";    // prefers trajectories on global path
    plugins[5] = "GoalDist";    // prefers trajectories that go towards (local) goal, based on wave propagation

    XmlArray critics;
    critics.setArray(&plugins);
    nh.setParam("critics", critics);

    move_parameter(nh, "path_distance_bias", "PathAlign/scale", 32.0, false);
    move_parameter(nh, "goal_distance_bias", "GoalAlign/scale", 24.0, false);
    move_parameter(nh, "path_distance_bias", "PathDist/scale", 32.0);
    move_parameter(nh, "goal_distance_bias", "GoalDist/scale", 24.0);
    move_parameter(nh, "occdist_scale",      "Obstacle/scale", 0.01);

    move_parameter(nh, "max_scaling_factor", "Obstacle/max_scaling_factor", 0.2);
    move_parameter(nh, "scaling_speed",      "Obstacle/scaling_speed", 0.25);

}
// Subscribe to models of interest.  Currently, we find and subscribe
// to the first 'laser' model and the first 'position' model.  Returns
// 0 on success (both models subscribed), -1 otherwise.
//
// Eventually, we should provide a general way to map stage models onto ROS
// topics, similar to Player .cfg files.
int
StageNode::SubscribeModels()
{
  n_.setParam("/use_sim_time", true);

  for (size_t r = 0; r < this->positionmodels.size(); r++)
  {
    if(this->lasermodels[r])
    {
      this->lasermodels[r]->Subscribe();
    }
    else
    {
      ROS_ERROR("no laser");
      return(-1);
    }
    if(this->positionmodels[r])
    {
      this->positionmodels[r]->Subscribe();
    }
    else
    {
      ROS_ERROR("no position");
      return(-1);
    }
    laser_pubs_.push_back(n_.advertise<sensor_msgs::LaserScan>(mapName(BASE_SCAN,r), 10));
    odom_pubs_.push_back(n_.advertise<nav_msgs::Odometry>(mapName(ODOM,r), 10));
    ground_truth_pubs_.push_back(n_.advertise<nav_msgs::Odometry>(mapName(BASE_POSE_GROUND_TRUTH,r), 10));
    cmdvel_subs_.push_back(n_.subscribe<geometry_msgs::Twist>(mapName(CMD_VEL,r), 10, boost::bind(&StageNode::cmdvelReceived, this, r, _1)));
  }
  clock_pub_ = n_.advertise<rosgraph_msgs::Clock>("/clock",10);
  return(0);
}
Example #9
0
void getOrSetParam(const ros::NodeHandle& nh, std::string paramName, T& ref, T defaultVal) {
    if (!nh.getParam(paramName, ref)) {
        nh.setParam(paramName, defaultVal);
        ref = defaultVal;
        ROS_INFO_STREAM("setting " << paramName << " to default value " << defaultVal);
    }
}
std::vector<geometry_msgs::Point> makeFootprintFromParams(ros::NodeHandle& nh)
{
  std::string full_param_name;
  std::string full_radius_param_name;
  std::vector<geometry_msgs::Point> points;

  if (nh.searchParam("footprint", full_param_name))
  {
    XmlRpc::XmlRpcValue footprint_xmlrpc;
    nh.getParam(full_param_name, footprint_xmlrpc);
    if (footprint_xmlrpc.getType() == XmlRpc::XmlRpcValue::TypeString)
    {
      if (makeFootprintFromString(std::string(footprint_xmlrpc), points))
      {
        writeFootprintToParam(nh, points);
      }
    }
    else if (footprint_xmlrpc.getType() == XmlRpc::XmlRpcValue::TypeArray)
    {
      points = makeFootprintFromXMLRPC(footprint_xmlrpc, full_param_name);
      writeFootprintToParam(nh, points);
    }
  }
  else if (nh.searchParam("robot_radius", full_radius_param_name))
  {
    double robot_radius;
    nh.param(full_radius_param_name, robot_radius, 1.234);
    points = makeFootprintFromRadius(robot_radius);
    nh.setParam("robot_radius", robot_radius);
  }
  // Else neither param was found anywhere this knows about, so
  // defaults will come from dynamic_reconfigure stuff, set in
  // cfg/Costmap2D.cfg and read in this file in reconfigureCB().
  return points;
}
int main(int argc, char **argv) {

	std::vector<double> state_probability(7, 0.0);

	//TODO: Should we think about introducing some "undefined" state ?
	//or is it of no use?

	//make the robot follow the right wall at the beginning of the algorithm
	state current_state = FOLLOW_RIGHT;
	state_probability[current_state] = 1.0;

	ros::init(argc, argv, "WallFollowerController"); // Name of the node is WallFollowerController

	n.setParam("/param_gain", 5.0);

	ir_sub = n.subscribe("/sensors/transformed/ADC", 1, ir_readings_update); // Subscribing to the processed ir values topic.

	ros::Rate loop_rate(UPDATE_RATE);

	// Creates a WallFollower object.
	WallFollower wf;
	// Runs the initiation method (initializes the variable) on the WallFollower object.
	wf.init();

	while (ros::ok()) {
		ros::spinOnce();
		loop_rate.sleep();
		// Runs the step method of the wallfollower object, which remembers the state through fields (variables).
		wf.step();
	}
}
void CalcMin::chatterCallback1(const fts_Omega160::fts msg)
{
int data1;
int data2;
int data3;
int data4;
int stop;

  n.setParam("/stop", 0);
  req.data = std::vector<int>(8);
  req.data[4] = msg.Fx;
  req.data[5] = msg.Fy;
  req.data[6] = msg.Fz;

	if (n.getParam("/data1", data1)){
		  req.data[0] = data1;
		}
	if (n.getParam("/data2", data2)){
		  req.data[1] = data2;
		}
	if (n.getParam("/data3", data3)){
		  req.data[2] = data3;
		}
	if (n.getParam("/data4", data4)){
		  req.data[3] = data4;
		}
	if (n.getParam("/stop", stop)){
		  req.data[7] = stop;
		}


  pub = n.advertise<std_msgs::Int32MultiArray>("/min_pub",1000); 
  pub.publish(req);
}
Example #13
0
	bool set_mav_frame_cb(mavros_msgs::SetMavFrame::Request &req, mavros_msgs::SetMavFrame::Response &res)
	{
		mav_frame = static_cast<MAV_FRAME>(req.mav_frame);
		const std::string mav_frame_str = utils::to_string(mav_frame);
		sp_nh.setParam("mav_frame", mav_frame_str);
		res.success = true;
		return true;
	}
Example #14
0
void setParams(const ros::NodeHandle& nh) {
    if (LocalConfig::trackbars) {
        nh.setParam("min_hue", MIN_HUE);
        nh.setParam("max_hue", MAX_HUE);
        nh.setParam("min_sat", MIN_SAT);
        nh.setParam("max_sat", MAX_SAT);
        nh.setParam("min_val", MIN_VAL);
        nh.setParam("max_val", MAX_VAL);
    } else {
        getOrSetParam(nh, "min_hue", MIN_HUE, 160);
        getOrSetParam(nh, "max_hue", MAX_HUE, 10);
        getOrSetParam(nh, "min_sat", MIN_SAT, 150);
        getOrSetParam(nh, "max_sat", MAX_SAT, 255);
        getOrSetParam(nh, "min_val", MIN_VAL, 100);
        getOrSetParam(nh, "max_val", MAX_VAL, 255);
    }
}
		/*!
		* \brief Executes the service callback for set_operation_mode.
		*
		* Changes the operation mode.
		* \param req Service request
		* \param res Service response
		*/
		bool srvCallback_SetOperationMode(	cob_srvs::SetOperationMode::Request &req,
											cob_srvs::SetOperationMode::Response &res )
		{
			ROS_INFO("Set operation mode to [%s]", req.operation_mode.data.c_str());
			n_.setParam("OperationMode", req.operation_mode.data.c_str());
			res.success.data = true; // 0 = true, else = false
			return true;
		}
Example #16
0
void InfoPublisher::reset( ros::NodeHandle& nh )
{
  // We latch as we only publish once
  pub_ = nh.advertise<naoqi_bridge_msgs::StringStamped>( topic_, 1, true );

  std::string robot_desc = naoqi::tools::getRobotDescription(robot_);
  nh.setParam("/robot_description", robot_desc);
  std::cout << "load robot description from file" << std::endl;

  is_initialized_ = true;
}
void AmclNode::savePoseToServer()
{
  // We need to apply the last transform to the latest odom pose to get
  // the latest map pose to store.  We'll take the covariance from
  // last_published_pose.
  tf::Pose map_pose = latest_tf_.inverse() * latest_odom_pose_;
  double yaw,pitch,roll;
  map_pose.getBasis().getEulerYPR(yaw, pitch, roll);

  ROS_DEBUG("Saving pose to server. x: %.3f, y: %.3f", map_pose.getOrigin().x(), map_pose.getOrigin().y() );

  private_nh_.setParam("initial_pose_x", map_pose.getOrigin().x());
  private_nh_.setParam("initial_pose_y", map_pose.getOrigin().y());
  private_nh_.setParam("initial_pose_a", yaw);
  private_nh_.setParam("initial_cov_xx",
                                  last_published_pose.pose.covariance[6*0+0]);
  private_nh_.setParam("initial_cov_yy",
                                  last_published_pose.pose.covariance[6*1+1]);
  private_nh_.setParam("initial_cov_aa",
                                  last_published_pose.pose.covariance[6*5+5]);
}
Example #18
0
  explicit HaarAdaNode(const ros::NodeHandle& nh):
    node_(nh)
  {
    num_class1 = 0;
    num_class0 = 0;
    num_TP_class1 = 0;
    num_FP_class1 = 0;
    num_TP_class0 = 0;
    num_FP_class0 = 0;

    string nn = ros::this_node::getName();
    int qs;
    if(!node_.getParam(nn + "/Q_Size",qs)){
      qs=3;
    }

    int NS;
    if(!node_.getParam(nn + "/num_Training_Samples",NS)){
      NS = 350; // default sets asside very little for training
      node_.setParam(nn + "/num_Training_Samples",NS);
    }
    HAC_.setMaxSamples(NS);

    if(!node_.getParam(nn + "/RemoveOverlappingRois",remove_overlapping_rois_)){
      remove_overlapping_rois_ = false;
    }

    // Published Messages
    pub_rois_           = node_.advertise<Rois>("HaarAdaOutputRois",qs);
    pub_Color_Image_    = node_.advertise<Image>("HaarAdaColorImage",qs);
    pub_Disparity_Image_= node_.advertise<DisparityImage>("HaarAdaDisparityImage",qs);

	
    // Subscribe to Messages
    sub_image_.subscribe(node_,"Color_Image",qs);
    sub_disparity_.subscribe(node_, "Disparity_Image",qs);
    sub_rois_.subscribe(node_,"input_rois",qs);

    // Sync the Synchronizer
    approximate_sync_.reset(new ApproximateSync(ApproximatePolicy(qs), 
						sub_image_, 
						sub_disparity_,
						sub_rois_));

    approximate_sync_->registerCallback(boost::bind(&HaarAdaNode::imageCb,
						    this,
						    _1,
						    _2,
						    _3));
  }
void writeFootprintToParam(ros::NodeHandle& nh, const std::vector<geometry_msgs::Point>& footprint)
{
  std::ostringstream oss;
  bool first = true;
  for (unsigned int i = 0; i < footprint.size(); i++)
  {
    geometry_msgs::Point p = footprint[ i ];
    if (first)
    {
      oss << "[[" << p.x << "," << p.y << "]";
      first = false;
    }
    else
    {
      oss << ",[" << p.x << "," << p.y << "]";
    }
  }
  oss << "]";
  nh.setParam("footprint", oss.str().c_str());
}
void Costmap2DROS::writeFootprintToParam( ros::NodeHandle& nh )
{
  ostringstream oss;
  bool first = true;
  for( unsigned int i = 0; i < unpadded_footprint_.size(); i++ )
  {
    geometry_msgs::Point& p = unpadded_footprint_[ i ];
    if( first )
    {
      oss << "[[" << p.x << "," << p.y << "]";
      first = false;
    }
    else
    {
      oss << ",[" << p.x << "," << p.y << "]";
    }
  }
  oss << "]";
  nh.setParam( "footprint", oss.str().c_str() );
}
void CSrf10Controller::createDistanceSensor(std::string paramName,std::string sensorName,std::string topic, ros::NodeHandle& nh){
 if(!nh.hasParam(paramName+"/address"))
        {
            ROS_WARN_STREAM("You need to set the address atribute for the sensor " << sensorName);
            return;
        }
        if(!nh.hasParam(paramName+"/type"))
        {
            ROS_WARN_STREAM("You need to set the type of the sensor " << sensorName);
            return;
        }

	int address;
        std::string type;
        std::string frame_id;
        std::string sensor_topic;
        double max_alert_distance;
        double min_alert_distance;

nh.getParam(paramName+"/address", address);
        nh.getParam(paramName+"/type", type);
        nh.param(paramName+"/frame_id", frame_id, std::string(""));
        nh.param(paramName+"/topic", sensor_topic, topic+"/"+sensorName);

if(!nh.hasParam(paramName+"/publish_if_obstacle"))
	nh.setParam(paramName+"/publish_if_obstacle", false);


 if (type.compare("srf10")==0)
        {
            srf10Sensors_[(uint8_t)address]=new CDistanceSensor(sensorName, (uint8_t)address, sensor_topic, nh, type, frame_id);
            srf10SensorsUpdateGroup_[(uint8_t)address]=1;
        }
        else if (type.compare("gp2d12")==0 || type.compare("gp2d120")==0 || type.compare("GP2Y0A21YK")==0)
        {
            adcSensors_[(uint8_t)address]=new CDistanceSensor(sensorName, (uint8_t)address, sensor_topic, nh, type, frame_id);
            adcSensorsAddresses_.push_back((uint8_t)address);
        }
        ROS_INFO_STREAM("Sensor " << sensorName << " of type " << type << " initialized");
}
Example #22
0
  void imageCb(const ImageConstPtr& image_msg,
	       const DisparityImageConstPtr& disparity_msg,
	       const RoisConstPtr& rois_msg){

    bool label_all;
    vector<int> L_in;
    vector<int> L_out;
    vector<Rect> R_in;
    vector<Rect> R_out;
    string param_name;
    string nn = ros::this_node::getName();
    string cfnm;
    int numSamples;
    double temp=0.0;

    // check encoding and create an intensity image from disparity image
    assert(disparity_msg->image.encoding == image_encodings::TYPE_32FC1);
    cv::Mat_<float> dmatrix(disparity_msg->image.height,
			    disparity_msg->image.width,
			    (float*) &disparity_msg->image.data[0],
			    disparity_msg->image.step);

    if(!node_.getParam(nn + "/UseMissingDataMask",HDAC_.useMissingDataMask_)){
      HDAC_.useMissingDataMask_ = false;
    }


    // **********************************************************************//
    // between these comments lies a hack that accounts for the difference   //
    // between the focal lengths of the kinect's color camera and ir cameras //
    // TODO, parameterize to disable this hack for the stereo data           //
    bool kinect_disparity_fix;
    if(!node_.getParam(nn + "/Kinect_Disparity_Fix",kinect_disparity_fix)){
      kinect_disparity_fix = false;
    }

    if(kinect_disparity_fix){
      int nrows = 434;
      int ncols = 579;
      int row_offset = (dmatrix.rows - nrows)/2;
      int col_offset = (dmatrix.cols - ncols)/2;
      cv::Mat Scaled_Disparity(nrows,ncols,CV_32FC1);
      resize(dmatrix,Scaled_Disparity,cv::Size(ncols,nrows),0,0, CV_INTER_NN ); 
      for(int i=0;i<dmatrix.rows;i++){
	for(int j=0;j<dmatrix.cols;j++){
	  dmatrix.at<float>(i,j) = 0.0;
	}
      }
      for(int i=0;i<nrows;i++){
	for(int j=0;j<ncols;j++){
	  dmatrix.at<float>(i+row_offset,j+col_offset) = Scaled_Disparity.at<float>(i,j);
	}
      }
    }
    // **********************************************************************//

    // take the region of interest message and create vectors of ROIs and labels
    R_in.clear();
    L_in.clear();
    for(unsigned int i=0;i<rois_msg->rois.size();i++){
      int x = rois_msg->rois[i].x;
      int y = rois_msg->rois[i].y;
      int w = rois_msg->rois[i].width;
      int h = rois_msg->rois[i].height;
      int l = rois_msg->rois[i].label;
      Rect R(x,y,w,h);
      R_in.push_back(R);
      L_in.push_back(l);
    }

    // do the work of the node
    switch(get_mode()){
    case DETECT:
      label_all = false;
      HDAC_.detect(R_in,L_in,dmatrix,R_out,L_out,label_all);
      output_rois_.rois.clear();
      output_rois_.header.stamp = image_msg->header.stamp;
      output_rois_.header.frame_id = image_msg->header.frame_id;
      ROS_INFO("HaarDispAda found %d objects",(int)L_out.size());
      for(unsigned int i=0; i<R_out.size();i++){
	RoiRect R;
	R.x      = R_out[i].x;
	R.y      = R_out[i].y;
	R.width  = R_out[i].width;
	R.height = R_out[i].height;
	R.label  = L_out[i];
	output_rois_.rois.push_back(R);
      }
      pub_rois_.publish(output_rois_);
      pub_Color_Image_.publish(image_msg);
      pub_Disparity_Image_.publish(disparity_msg);
      break;
    case ACCUMULATE:
      numSamples = HDAC_.addToTraining(R_in,L_in,dmatrix);
      param_name = nn + "/num_Training_Samples";
      int NS;
      if(node_.getParam(param_name,NS)){
	float percent = (float)HDAC_.numSamples_ * 100.0/NS;
	ROS_INFO("ACCUMULATING: %6.1f%c",percent,'%');
	if(numSamples >= NS){
	  param_name = nn + "/mode";
	  node_.setParam(param_name, std::string("train"));
	  ROS_ERROR("DONE Accumulating, switching to train mode");
	}
      }
      break;
    case TRAIN:
      param_name = nn + "/classifier_file";
      node_.param(param_name,cfnm,std::string("/home/clewis/classifiers/test.xml"));
      param_name = nn + "/HaarDispAdaPrior";
      node_.getParam(param_name,temp);
      HDAC_.HaarDispAdaPrior_ = temp;
      ROS_ERROR("Submitting %d Samples to Train ouput= %s",HDAC_.numSamples_,cfnm.c_str());
      HDAC_.train(cfnm);
      param_name = nn + "/mode";
      node_.setParam(nn + "/mode", std::string("evaluate"));
      ROS_ERROR("DONE TRAINING, switching to evaluate mode");
      break;
    case EVALUATE:
      {
	if(!HDAC_.loaded){
	  param_name = nn + "/classifier_file";
	  node_.param(param_name,cfnm,std::string("test.xml"));
	  ROS_ERROR("HaarDispAda LOADING %s",cfnm.c_str());
	  HDAC_.load(cfnm);
	}
	label_all = false;
	HDAC_.detect(R_in,L_in,dmatrix,R_out,L_out,label_all);

	int total0_in_list=0;
	int total1_in_list=0;
	int fp_in_list=0;
	int tp_in_list=0;
	
	// count the input labels
	for(unsigned int i=0; i<R_in.size();i++){
	  if(L_in[i] == 0 || L_in[i] == -1) total0_in_list++;
	  if(L_in[i] == 1) total1_in_list++;
	}
	num_class0 += total0_in_list;
	num_class1 += total1_in_list;
	
	// count the output labels which have the correct and incorrect label
	for(unsigned int i=0; i<R_out.size();i++){
	  if(L_out[i] == 1){
	    tp_in_list++;
	  }
	  else fp_in_list++;
	}
	num_TP_class1 += tp_in_list;
	num_FP_class1 += fp_in_list;
	num_TP_class0 += total0_in_list - fp_in_list;
	num_FP_class0 += total1_in_list - tp_in_list;
	float tp1 = (float)num_TP_class1 / (float) num_class1 * 100.0;
	float tp0 = (float)num_TP_class0 / (float) num_class0 * 100.0;
	float fp1 = (float)num_FP_class1 / (float) num_class1 * 100.0;
	float fp0 = (float)num_FP_class0 / (float) num_class0 * 100.0;
	ROS_ERROR("TP0 = %6.2f FP0 =  %6.2f TP1 = %6.2f FP1 =  %6.2f",tp0,fp0,tp1,fp1);
      }

      // TODO 
      break;
    case LOAD:
      param_name = nn + "/classifier_file";
      node_.param(param_name,cfnm,std::string("test.xml"));
      ROS_ERROR("HaarDispAda LOADING %s",cfnm.c_str());
      HDAC_.load(cfnm);
      param_name = nn + "/mode";
      node_.setParam(param_name, std::string("detect"));
      break;
    }// end switch
  }
Example #23
0
  bool calibrateSegmentCallback(vicon_bridge::viconCalibrateSegment::Request& req,
                                vicon_bridge::viconCalibrateSegment::Response& resp)
  {

    std::string full_name = req.subject_name + "/" + req.segment_name;
    ROS_INFO("trying to calibrate %s", full_name.c_str());

    SegmentMap::iterator seg_it = segment_publishers_.find(full_name);

    if (seg_it == segment_publishers_.end())
    {
      ROS_WARN("frame %s not found --> not calibrating", full_name.c_str());
      resp.success = false;
      resp.status = "segment " + full_name + " not found";
      return false;
    }

    SegmentPublisher & seg = seg_it->second;

    if (seg.calibrated)
    {
      ROS_INFO("%s already calibrated, deleting old calibration", full_name.c_str());
      seg.calibration_pose.setIdentity();
    }

    vicon_bridge::viconGrabPose::Request grab_req;
    vicon_bridge::viconGrabPose::Response grab_resp;

    grab_req.n_measurements = req.n_measurements;
    grab_req.subject_name = req.subject_name;
    grab_req.segment_name = req.segment_name;

    bool ret = grabPoseCallback(grab_req, grab_resp);

    if (!ret)
    {
      resp.success = false;
      resp.status = "error while grabbing pose from Vicon";
      return false;
    }

    tf::Transform t;
    t.setOrigin(tf::Vector3(grab_resp.pose.pose.position.x, grab_resp.pose.pose.position.y,
                            grab_resp.pose.pose.position.z - req.z_offset));
    t.setRotation(tf::Quaternion(grab_resp.pose.pose.orientation.x, grab_resp.pose.pose.orientation.y,
                                 grab_resp.pose.pose.orientation.z, grab_resp.pose.pose.orientation.w));

    seg.calibration_pose = t.inverse();

    // write zero_pose to parameter server
    string param_suffix(full_name + "/zero_pose/");
    nh_priv.setParam(param_suffix + "orientation/w", t.getRotation().w());
    nh_priv.setParam(param_suffix + "orientation/x", t.getRotation().x());
    nh_priv.setParam(param_suffix + "orientation/y", t.getRotation().y());
    nh_priv.setParam(param_suffix + "orientation/z", t.getRotation().z());

    nh_priv.setParam(param_suffix + "position/x", t.getOrigin().x());
    nh_priv.setParam(param_suffix + "position/y", t.getOrigin().y());
    nh_priv.setParam(param_suffix + "position/z", t.getOrigin().z());

    ROS_INFO_STREAM("calibration completed");
    resp.pose = grab_resp.pose;
    resp.success = true;
    resp.status = "calibration successful";
    seg.calibrated = true;

    return true;
  }
void CalcMin::chatterCallback(const cob_roboskin::roboskinCAN2 msg)
{

  int min1;
  int min2;
  int min3;
  int min4;

	if (n.getParam("/min1", min1)){
		if( min1 == 0 ){
			n.setParam("/min1", 240);
		}
	        else{
			if(msg.data1 < min1 ){
				n.setParam("/min1", msg.data1);
				cout << "new min for id1 " << min1 << "\t";
	 			}
		}
}
	if (n.getParam("/min2", min2))
	 {
		if( min2 == 0 ){
			n.setParam("/min2", 240);
		}
	        else{
			if(msg.data2 < min2 ){
				n.setParam("/min2", msg.data2);
				cout << "new min for id2 " << min2 << "\t";
	 			}
		}

}
	if (n.getParam("/min3", min3))
	 {
		if( min3 == 0 ){
			n.setParam("/min3", 240);
		}
	        else{
			if(msg.data3 < min3 ){
				n.setParam("/min3", msg.data3);
				cout << "new min for id3 " << min3 << "\t";
	 			}
		}

}

	if (n.getParam("/min4", min4))
	 {
		if( min4 == 0 ){
			n.setParam("/min4", 240);
		}
	        else{
			if(msg.data4 < min4 ){
				n.setParam("/min4", msg.data4);
				cout << "new min for id4 " << min4 << "\t";
	 			}
		}

}

}
void init_system( ros::NodeHandle& nh )
{
    string nodeName = ros::this_node::getName();
    string nameSpace = ros::this_node::getNamespace();

    string paramStr;

    // >>>>> Global
    paramStr = ( nameSpace + nodeName + "/general/Telemetry_freq");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, telem_freq);
    else
        nh.setParam(paramStr, telem_freq );

    paramStr = ( nameSpace + nodeName + "/general/Command_timeout");
    if(nh.hasParam( paramStr ))    
        nh.getParam(paramStr, vel_cmd_timeout_sec);
    else
        nh.setParam(paramStr, vel_cmd_timeout_sec );

    paramStr = ( nameSpace + nodeName + "/general/Speed_filter_enabled");
    if(nh.hasParam( paramStr ))    
        nh.getParam(paramStr, speed_filter_enabled);        
    else
        nh.setParam(paramStr, speed_filter_enabled );
    // <<<<< Global

    // >>>>> Serial Port
    paramStr = ( nameSpace + nodeName + "/rc_serial/Board_Idx");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, boardIdx);
    else
        nh.setParam(paramStr, boardIdx );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Serial_Port");
    if(nh.hasParam( paramStr ))    
        nh.getParam(paramStr, serialPort);
    else
        nh.setParam(paramStr, serialPort );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Baud_Rate");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, serialbaudrate);
    else
        nh.setParam(paramStr, serialbaudrate );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Parity");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, parity);
    else
        nh.setParam(paramStr, parity );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Data_Bit");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, data_bit);
    else
        nh.setParam(paramStr, data_bit );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Stop_Bits");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, stop_bit);
    else
        nh.setParam(paramStr, stop_bit );

    paramStr = ( nameSpace + nodeName + "/rc_serial/Simulation_Active");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, simulMode);
    else
        nh.setParam(paramStr, simulMode );

    // <<<<< Serial Port

    // >>>>> Robot Params to be saved on RoboController's EEPROM
    paramStr = ( nameSpace + nodeName + "/robot_param/Weight_g");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.Weight);
    else
        nh.setParam(paramStr, 5000 );

    paramStr = ( nameSpace + nodeName + "/robot_param/Width_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.Width);
    else
        nh.setParam(paramStr, 420 );

    paramStr = ( nameSpace + nodeName + "/robot_param/Height_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.Height);
    else
        nh.setParam(paramStr, 200 );

    paramStr = ( nameSpace + nodeName + "/robot_param/Lenght_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.Lenght);
    else
        nh.setParam(paramStr, 365 );

    paramStr = ( nameSpace + nodeName + "/robot_param/WheelBase_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.WheelBase);
    else
        nh.setParam(paramStr, 340 );

    paramStr = ( nameSpace + nodeName + "/robot_param/WheelRadiusLeft_cent_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.WheelRadiusLeft);
    else
        nh.setParam(paramStr, 3500 );

    paramStr = ( nameSpace + nodeName + "/robot_param/WheelRadiusRight_cent_mm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.WheelRadiusRight);
    else
        nh.setParam(paramStr, 3500 );

    paramStr = ( nameSpace + nodeName + "/robot_param/EncoderCprLeft");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.EncoderCprLeft);
    else
        nh.setParam(paramStr, 400 );

    paramStr = ( nameSpace + nodeName + "/robot_param/EncoderCprRight");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.EncoderCprRight);
    else
        nh.setParam(paramStr, 400 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxRpmMotorLeft");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxRpmMotorLeft);
    else
        nh.setParam(paramStr, 218 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxRpmMotorRight");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxRpmMotorRight);
    else
        nh.setParam(paramStr, 218 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxAmpereMotorLeft_mA");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxAmpereMotorLeft);
    else
        nh.setParam(paramStr, 1650 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxAmpereMotorRight_mA");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxAmpereMotorRight);
    else
        nh.setParam(paramStr, 1650 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxTorqueMotorLeft_Ncm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxTorqueMotorLeft);
    else
        nh.setParam(paramStr, 60 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxTorqueMotorRight_Ncm");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxTorqueMotorRight);
    else
        nh.setParam(paramStr, 60 );

    paramStr = ( nameSpace + nodeName + "/robot_param/RatioShaftLeft");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.RatioShaftLeft);
    else
        nh.setParam(paramStr, 3 );

    paramStr = ( nameSpace + nodeName + "/robot_param/RatioShaftRight");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.RatioShaftRight);
    else
        nh.setParam(paramStr, 3 );

    paramStr = ( nameSpace + nodeName + "/robot_param/RatioMotorLeft");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.RatioMotorLeft);
    else
        nh.setParam(paramStr, 55 );

    paramStr = ( nameSpace + nodeName + "/robot_param/RatioMotorRight");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.RatioMotorRight);
    else
        nh.setParam(paramStr, 55 );

    int val;
    paramStr = ( nameSpace + nodeName + "/robot_param/MotorEnableLevel");
    if(nh.hasParam( paramStr ))
    {
        nh.getParam(paramStr, val);
        rbConf.MotorEnableLevel = static_cast<PinLevel>(val);
    }
    else
        nh.setParam(paramStr, 1 );


    paramStr = ( nameSpace + nodeName + "/robot_param/EncoderPosition");
    if(nh.hasParam( paramStr ))
    {
        nh.getParam(paramStr, val/*rbConf.EncoderPosition*/);
        rbConf.EncoderPosition = static_cast<EncoderPos>(val);
    }
    else
        nh.setParam(paramStr, 0 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MaxChargedBatteryLevel_mV");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MaxChargedBatteryLevel);
    else
        nh.setParam(paramStr, 16800 );

    paramStr = ( nameSpace + nodeName + "/robot_param/MinChargedBatteryLevel_mV");
    if(nh.hasParam( paramStr ))
        nh.getParam(paramStr, rbConf.MinChargedBatteryLevel);
    else
        nh.setParam(paramStr, 12000 );
    // <<<<< Robot Params to be saved on RoboController's EEPROM
}
Example #26
0
  void imageCb(const ImageConstPtr& image_msg,
	       const DisparityImageConstPtr& disparity_msg,
	       const RoisConstPtr& rois_msg){

    bool label_all;
    vector<Rect> R_out;
    vector<int> L_out;
    string cfnm;
    int numSamples;
    string node_name = ros::this_node::getName();


    //Use CV Bridge to convert images
    CvImagePtr cv_gray  = cv_bridge::toCvCopy(image_msg,image_encodings::MONO8);
    Mat im_gray  = cv_gray->image;		

    // take the region of interest message and create vectors of ROIs and labels
    vector<int> L_in;
    vector<Rect> R_in;
    R_in.clear();
    L_in.clear();
    for(unsigned int i=0;i<rois_msg->rois.size();i++){
      int x = rois_msg->rois[i].x;
      int y = rois_msg->rois[i].y;
      int w = rois_msg->rois[i].width;
      int h = rois_msg->rois[i].height;
      int l = rois_msg->rois[i].label;
      if(x+w< im_gray.cols && y+h < im_gray.rows){
	Rect R(x,y,w,h);
	R_in.push_back(R);
	L_in.push_back(l);
      }
      else{
	ROS_ERROR("Roi out of bounds x=%d y=%d w=%d h=%d type=%d",x,y,w,h,l);
      }
    }
		
    // get training prior
    double temp;
    if(!node_.getParam(node_name + "/HaarAdaPrior",temp)){
      temp = 0.0;
    }
    HAC_.HaarAdaPrior_ = temp;

    // do the work of the node
    switch(get_mode()){
    case DETECT:
      label_all = false;
      HAC_.detect(R_in,L_in,im_gray,R_out,L_out,label_all);
      output_rois_.rois.clear();
      output_rois_.header.stamp = image_msg->header.stamp;
      output_rois_.header.frame_id = image_msg->header.frame_id;
      ROS_INFO("HaarAda found %d objects",(int)L_out.size());
      for(unsigned int i=0; i<R_out.size();i++){
	RoiRect R;
	R.x      = R_out[i].x;
	R.y      = R_out[i].y;
	R.width  = R_out[i].width;
	R.height = R_out[i].height;
	R.label  = L_out[i];
	output_rois_.rois.push_back(R);
      }

      if(!node_.getParam(node_name + "/RemoveOverlappingRois",remove_overlapping_rois_)){
	remove_overlapping_rois_ = false;
      }
      if(remove_overlapping_rois_){
	//	ROS_ERROR("removing overlapping rois");
	remove_overlap_Rois(output_rois_, non_overlapping_rois_);
	non_overlapping_rois_.header.stamp    = image_msg->header.stamp;
	non_overlapping_rois_.header.frame_id = image_msg->header.frame_id;
	pub_rois_.publish(non_overlapping_rois_);
      }
      else{
	pub_rois_.publish(output_rois_);
      }
      ROS_INFO("publishing image");
      pub_Color_Image_.publish(image_msg);
      pub_Disparity_Image_.publish(disparity_msg);
      break;
    case ACCUMULATE:
      numSamples = HAC_.addToTraining(R_in,L_in,im_gray);
      int NS;
      if(node_.getParam(node_name + "/num_Training_Samples",NS)){
	float percent = (float)HAC_.numSamples_ * 100.0/NS;
	ROS_INFO("ACCUMULATING: %6.1f%c",percent,'%');
	if(numSamples >= NS){
	  node_.setParam(node_name + "/mode", std::string("train"));
	  ROS_ERROR("DONE Accumulating, switching to train mode");
	}
      }
      break;
    case TRAIN:
      node_.param(node_name + "/classifier_file",cfnm,std::string("/home/clewis/classifiers/test.xml"));
      ROS_ERROR("Submitting %d Samples to Train ouput= %s",HAC_.numSamples_,cfnm.c_str());
      HAC_.train(cfnm);
      node_.setParam(node_name + "/mode", std::string("evaluate"));
      ROS_ERROR("DONE TRAINING, switching to evaluate mode");
      break;
    case EVALUATE:
      {
	if(!HAC_.loaded){
	  node_.param(node_name + "/classifier_file",cfnm,std::string("test.xml"));
	  ROS_ERROR("HaarAda LOADING  %s",cfnm.c_str());
	  HAC_.load(cfnm);
	}
	label_all = false;
	HAC_.detect(R_in,L_in,im_gray,R_out,L_out,label_all);
	int total0_in_list=0;
	int total1_in_list=0;
	int fp_in_list=0;
	int tp_in_list=0;
	
	// count the input labels
	for(unsigned int i=0; i<R_in.size();i++){
	  if(L_in[i] == 0 || L_in[i] == -1) total0_in_list++;
	  if(L_in[i] == 1) total1_in_list++;
	}
	num_class0 += total0_in_list;
	num_class1 += total1_in_list;
	
	// count the output labels which have the correct and incorrect label
	for(unsigned int i=0; i<R_out.size();i++){
	  if(L_out[i] == 1){
	    tp_in_list++;
	  }
	  else fp_in_list++;
	}
	num_TP_class1 += tp_in_list;
	num_FP_class1 += fp_in_list;
	
	num_TP_class0 += total0_in_list - fp_in_list;
	num_FP_class0 += total1_in_list - tp_in_list;
	float tp1 = (float)num_TP_class1 / (float) num_class1 * 100.0;
	float tp0 = (float)num_TP_class0 / (float) num_class0 * 100.0;
	float fp1 = (float)num_FP_class1 / (float) num_class1 * 100.0;
	float fp0 = (float)num_FP_class0 / (float) num_class0 * 100.0;
	ROS_ERROR("TP0 = %6.2f FP0 =  %6.2f TP1 = %6.2f FP1 =  %6.2f",tp0,fp0,tp1,fp1);
      }
      break;
      case LOAD:
      node_.param(node_name + "/classifier_file",cfnm,std::string("test.xml"));
      ROS_ERROR("HaarAda LOADING  %s",cfnm.c_str());
      HAC_.load(cfnm);
      node_.setParam(node_name+"/mode", std::string("detect"));
      break;
    }// end switch

  }
Example #27
0
void
AmclNode::laserReceived(const sensor_msgs::LaserScanConstPtr& laser_scan)
{
    last_laser_received_ts_ = ros::Time::now();
    if( map_ == NULL ) {
        return;
    }
    boost::recursive_mutex::scoped_lock lr(configuration_mutex_);
    int laser_index = -1;

    // Do we have the base->base_laser Tx yet?
    if(frame_to_laser_.find(laser_scan->header.frame_id) == frame_to_laser_.end())
    {
        ROS_DEBUG("Setting up laser %d (frame_id=%s)\n", (int)frame_to_laser_.size(), laser_scan->header.frame_id.c_str());
        lasers_.push_back(new AMCLLaser(*laser_));
        lasers_update_.push_back(true);
        laser_index = frame_to_laser_.size();

        tf::Stamped<tf::Pose> ident (tf::Transform(tf::createIdentityQuaternion(),
                                     tf::Vector3(0,0,0)),
                                     ros::Time(), laser_scan->header.frame_id);
        tf::Stamped<tf::Pose> laser_pose;
        try
        {
            this->tf_->transformPose(base_frame_id_, ident, laser_pose);
        }
        catch(tf::TransformException& e)
        {
            ROS_ERROR("Couldn't transform from %s to %s, "
                      "even though the message notifier is in use",
                      laser_scan->header.frame_id.c_str(),
                      base_frame_id_.c_str());
            return;
        }

        pf_vector_t laser_pose_v;
        laser_pose_v.v[0] = laser_pose.getOrigin().x();
        laser_pose_v.v[1] = laser_pose.getOrigin().y();
        // laser mounting angle gets computed later -> set to 0 here!
        laser_pose_v.v[2] = 0;
        lasers_[laser_index]->SetLaserPose(laser_pose_v);
        ROS_DEBUG("Received laser's pose wrt robot: %.3f %.3f %.3f",
                  laser_pose_v.v[0],
                  laser_pose_v.v[1],
                  laser_pose_v.v[2]);

        frame_to_laser_[laser_scan->header.frame_id] = laser_index;
    } else {
        // we have the laser pose, retrieve laser index
        laser_index = frame_to_laser_[laser_scan->header.frame_id];
    }

    // Where was the robot when this scan was taken?
    tf::Stamped<tf::Pose> odom_pose;
    pf_vector_t pose;
    if(!getOdomPose(odom_pose, pose.v[0], pose.v[1], pose.v[2],
                    laser_scan->header.stamp, base_frame_id_))
    {
        ROS_ERROR("Couldn't determine robot's pose associated with laser scan");
        return;
    }


    pf_vector_t delta = pf_vector_zero();

    if(pf_init_)
    {
        // Compute change in pose
        //delta = pf_vector_coord_sub(pose, pf_odom_pose_);
        delta.v[0] = pose.v[0] - pf_odom_pose_.v[0];
        delta.v[1] = pose.v[1] - pf_odom_pose_.v[1];
        delta.v[2] = angle_diff(pose.v[2], pf_odom_pose_.v[2]);

        // See if we should update the filter
        bool update = fabs(delta.v[0]) > d_thresh_ ||
                      fabs(delta.v[1]) > d_thresh_ ||
                      fabs(delta.v[2]) > a_thresh_;
        update = update || m_force_update;
        m_force_update=false;

        // Set the laser update flags
        if(update)
            for(unsigned int i=0; i < lasers_update_.size(); i++)
                lasers_update_[i] = true;
    }

    bool force_publication = false;
    if(!pf_init_)
    {
        // Pose at last filter update
        pf_odom_pose_ = pose;

        // Filter is now initialized
        pf_init_ = true;

        // Should update sensor data
        for(unsigned int i=0; i < lasers_update_.size(); i++)
            lasers_update_[i] = true;

        force_publication = true;

        resample_count_ = 0;
    }
    // If the robot has moved, update the filter
    else if(pf_init_ && lasers_update_[laser_index])
    {
        //printf("pose\n");
        //pf_vector_fprintf(pose, stdout, "%.3f");

        AMCLOdomData odata;
        odata.pose = pose;
        // HACK
        // Modify the delta in the action data so the filter gets
        // updated correctly
        odata.delta = delta;

        // Use the action data to update the filter
        odom_->UpdateAction(pf_, (AMCLSensorData*)&odata);

        // Pose at last filter update
        //this->pf_odom_pose = pose;
    }

    bool resampled = false;
    // If the robot has moved, update the filter
    if(lasers_update_[laser_index])
    {
        AMCLLaserData ldata;
        ldata.sensor = lasers_[laser_index];
        ldata.range_count = laser_scan->ranges.size();

        // To account for lasers that are mounted upside-down, we determine the
        // min, max, and increment angles of the laser in the base frame.
        //
        // Construct min and max angles of laser, in the base_link frame.
        tf::Quaternion q;
        q.setRPY(0.0, 0.0, laser_scan->angle_min);
        tf::Stamped<tf::Quaternion> min_q(q, laser_scan->header.stamp,
                                          laser_scan->header.frame_id);
        q.setRPY(0.0, 0.0, laser_scan->angle_min + laser_scan->angle_increment);
        tf::Stamped<tf::Quaternion> inc_q(q, laser_scan->header.stamp,
                                          laser_scan->header.frame_id);
        try
        {
            tf_->transformQuaternion(base_frame_id_, min_q, min_q);
            tf_->transformQuaternion(base_frame_id_, inc_q, inc_q);
        }
        catch(tf::TransformException& e)
        {
            ROS_WARN("Unable to transform min/max laser angles into base frame: %s",
                     e.what());
            return;
        }

        double angle_min = tf::getYaw(min_q);
        double angle_increment = tf::getYaw(inc_q) - angle_min;

        // wrapping angle to [-pi .. pi]
        angle_increment = fmod(angle_increment + 5*M_PI, 2*M_PI) - M_PI;

        ROS_DEBUG("Laser %d angles in base frame: min: %.3f inc: %.3f", laser_index, angle_min, angle_increment);

        // Apply range min/max thresholds, if the user supplied them
        if(laser_max_range_ > 0.0)
            ldata.range_max = std::min(laser_scan->range_max, (float)laser_max_range_);
        else
            ldata.range_max = laser_scan->range_max;
        double range_min;
        if(laser_min_range_ > 0.0)
            range_min = std::max(laser_scan->range_min, (float)laser_min_range_);
        else
            range_min = laser_scan->range_min;
        // The AMCLLaserData destructor will free this memory
        ldata.ranges = new double[ldata.range_count][2];
        ROS_ASSERT(ldata.ranges);
        for(int i=0; i<ldata.range_count; i++)
        {
            // amcl doesn't (yet) have a concept of min range.  So we'll map short
            // readings to max range.
            if(laser_scan->ranges[i] <= range_min)
                ldata.ranges[i][0] = ldata.range_max;
            else
                ldata.ranges[i][0] = laser_scan->ranges[i];
            // Compute bearing
            ldata.ranges[i][1] = angle_min +
                                 (i * angle_increment);
        }

        lasers_[laser_index]->UpdateSensor(pf_, (AMCLSensorData*)&ldata);

        lasers_update_[laser_index] = false;

        pf_odom_pose_ = pose;

        // Resample the particles
        if(!(++resample_count_ % resample_interval_))
        {
            pf_update_resample(pf_);
            resampled = true;
        }

        pf_sample_set_t* set = pf_->sets + pf_->current_set;
        ROS_DEBUG("Num samples: %d\n", set->sample_count);

        // Publish the resulting cloud
        // TODO: set maximum rate for publishing
        if (!m_force_update) {
            geometry_msgs::PoseArray cloud_msg;
            cloud_msg.header.stamp = ros::Time::now();
            cloud_msg.header.frame_id = global_frame_id_;
            cloud_msg.poses.resize(set->sample_count);
            for(int i=0; i<set->sample_count; i++)
            {
                tf::poseTFToMsg(tf::Pose(tf::createQuaternionFromYaw(set->samples[i].pose.v[2]),
                                         tf::Vector3(set->samples[i].pose.v[0],
                                                     set->samples[i].pose.v[1], 0)),
                                cloud_msg.poses[i]);
            }
            particlecloud_pub_.publish(cloud_msg);
        }
    }

    if(resampled || force_publication)
    {
        // Read out the current hypotheses
        double max_weight = 0.0;
        int max_weight_hyp = -1;
        std::vector<amcl_hyp_t> hyps;
        hyps.resize(pf_->sets[pf_->current_set].cluster_count);
        for(int hyp_count = 0;
                hyp_count < pf_->sets[pf_->current_set].cluster_count; hyp_count++)
        {
            double weight;
            pf_vector_t pose_mean;
            pf_matrix_t pose_cov;
            if (!pf_get_cluster_stats(pf_, hyp_count, &weight, &pose_mean, &pose_cov))
            {
                ROS_ERROR("Couldn't get stats on cluster %d", hyp_count);
                break;
            }

            hyps[hyp_count].weight = weight;
            hyps[hyp_count].pf_pose_mean = pose_mean;
            hyps[hyp_count].pf_pose_cov = pose_cov;

            if(hyps[hyp_count].weight > max_weight)
            {
                max_weight = hyps[hyp_count].weight;
                max_weight_hyp = hyp_count;
            }
        }

        if(max_weight > 0.0)
        {
            ROS_DEBUG("Max weight pose: %.3f %.3f %.3f",
                      hyps[max_weight_hyp].pf_pose_mean.v[0],
                      hyps[max_weight_hyp].pf_pose_mean.v[1],
                      hyps[max_weight_hyp].pf_pose_mean.v[2]);

            /*
               puts("");
               pf_matrix_fprintf(hyps[max_weight_hyp].pf_pose_cov, stdout, "%6.3f");
               puts("");
             */

            geometry_msgs::PoseWithCovarianceStamped p;
            // Fill in the header
            p.header.frame_id = global_frame_id_;
            p.header.stamp = laser_scan->header.stamp;
            // Copy in the pose
            p.pose.pose.position.x = hyps[max_weight_hyp].pf_pose_mean.v[0];
            p.pose.pose.position.y = hyps[max_weight_hyp].pf_pose_mean.v[1];
            tf::quaternionTFToMsg(tf::createQuaternionFromYaw(hyps[max_weight_hyp].pf_pose_mean.v[2]),
                                  p.pose.pose.orientation);
            // Copy in the covariance, converting from 3-D to 6-D
            pf_sample_set_t* set = pf_->sets + pf_->current_set;
            for(int i=0; i<2; i++)
            {
                for(int j=0; j<2; j++)
                {
                    // Report the overall filter covariance, rather than the
                    // covariance for the highest-weight cluster
                    //p.covariance[6*i+j] = hyps[max_weight_hyp].pf_pose_cov.m[i][j];
                    p.pose.covariance[6*i+j] = set->cov.m[i][j];
                }
            }
            // Report the overall filter covariance, rather than the
            // covariance for the highest-weight cluster
            //p.covariance[6*5+5] = hyps[max_weight_hyp].pf_pose_cov.m[2][2];
            p.pose.covariance[6*5+5] = set->cov.m[2][2];

            /*
               printf("cov:\n");
               for(int i=0; i<6; i++)
               {
               for(int j=0; j<6; j++)
               printf("%6.3f ", p.covariance[6*i+j]);
               puts("");
               }
             */

            pose_pub_.publish(p);
            last_published_pose = p;

            ROS_DEBUG("New pose: %6.3f %6.3f %6.3f",
                      hyps[max_weight_hyp].pf_pose_mean.v[0],
                      hyps[max_weight_hyp].pf_pose_mean.v[1],
                      hyps[max_weight_hyp].pf_pose_mean.v[2]);

            // subtracting base to odom from map to base and send map to odom instead
            tf::Stamped<tf::Pose> odom_to_map;
            try
            {
                tf::Transform tmp_tf(tf::createQuaternionFromYaw(hyps[max_weight_hyp].pf_pose_mean.v[2]),
                                     tf::Vector3(hyps[max_weight_hyp].pf_pose_mean.v[0],
                                                 hyps[max_weight_hyp].pf_pose_mean.v[1],
                                                 0.0));
                tf::Stamped<tf::Pose> tmp_tf_stamped (tmp_tf.inverse(),
                                                      laser_scan->header.stamp,
                                                      base_frame_id_);
                this->tf_->transformPose(odom_frame_id_,
                                         tmp_tf_stamped,
                                         odom_to_map);
            }
            catch(tf::TransformException)
            {
                ROS_DEBUG("Failed to subtract base to odom transform");
                return;
            }

            latest_tf_ = tf::Transform(tf::Quaternion(odom_to_map.getRotation()),
                                       tf::Point(odom_to_map.getOrigin()));
            latest_tf_valid_ = true;

            if (tf_broadcast_ == true)
            {
                // We want to send a transform that is good up until a
                // tolerance time so that odom can be used
                ros::Time transform_expiration = (laser_scan->header.stamp +
                                                  transform_tolerance_);
                tf::StampedTransform tmp_tf_stamped(latest_tf_.inverse(),
                                                    transform_expiration,
                                                    global_frame_id_, odom_frame_id_);
                this->tfb_->sendTransform(tmp_tf_stamped);
                sent_first_transform_ = true;
            }
        }
        else
        {
            ROS_ERROR("No pose!");
        }
    }
    else if(latest_tf_valid_)
    {
        if (tf_broadcast_ == true)
        {
            // Nothing changed, so we'll just republish the last transform, to keep
            // everybody happy.
            ros::Time transform_expiration = (laser_scan->header.stamp +
                                              transform_tolerance_);
            tf::StampedTransform tmp_tf_stamped(latest_tf_.inverse(),
                                                transform_expiration,
                                                global_frame_id_, odom_frame_id_);
            this->tfb_->sendTransform(tmp_tf_stamped);
        }

        // Is it time to save our last pose to the param server
        ros::Time now = ros::Time::now();
        if((save_pose_period.toSec() > 0.0) &&
                (now - save_pose_last_time) >= save_pose_period)
        {
            // We need to apply the last transform to the latest odom pose to get
            // the latest map pose to store.  We'll take the covariance from
            // last_published_pose.
            tf::Pose map_pose = latest_tf_.inverse() * odom_pose;
            double yaw,pitch,roll;
            map_pose.getBasis().getEulerYPR(yaw, pitch, roll);

            private_nh_.setParam("initial_pose_x", map_pose.getOrigin().x());
            private_nh_.setParam("initial_pose_y", map_pose.getOrigin().y());
            private_nh_.setParam("initial_pose_a", yaw);
            private_nh_.setParam("initial_cov_xx",
                                 last_published_pose.pose.covariance[6*0+0]);
            private_nh_.setParam("initial_cov_yy",
                                 last_published_pose.pose.covariance[6*1+1]);
            private_nh_.setParam("initial_cov_aa",
                                 last_published_pose.pose.covariance[6*5+5]);
            save_pose_last_time = now;
        }
    }

}
// load robot footprint from costmap_2d_ros to keep same footprint format
std::vector<geometry_msgs::Point> CollisionVelocityFilter::loadRobotFootprint(ros::NodeHandle node){
  std::vector<geometry_msgs::Point> footprint;
  geometry_msgs::Point pt;
  double padding;

  std::string padding_param, footprint_param;
  if(!node.searchParam("footprint_padding", padding_param))
    padding = 0.01;
  else
    node.param(padding_param, padding, 0.01);

  //grab the footprint from the parameter server if possible
  XmlRpc::XmlRpcValue footprint_list;
  std::string footprint_string;
  std::vector<std::string> footstring_list;
  if(node.searchParam("footprint", footprint_param)){
    node.getParam(footprint_param, footprint_list);
    if(footprint_list.getType() == XmlRpc::XmlRpcValue::TypeString) {
      footprint_string = std::string(footprint_list);

      //if there's just an empty footprint up there, return
      if(footprint_string == "[]" || footprint_string == "")
        return footprint;

      boost::erase_all(footprint_string, " ");

      boost::char_separator<char> sep("[]");
      boost::tokenizer<boost::char_separator<char> > tokens(footprint_string, sep);
      footstring_list = std::vector<std::string>(tokens.begin(), tokens.end());
    }
    //make sure we have a list of lists
    if(!(footprint_list.getType() == XmlRpc::XmlRpcValue::TypeArray && footprint_list.size() > 2) && !(footprint_list.getType() == XmlRpc::XmlRpcValue::TypeString && footstring_list.size() > 5)){
      ROS_FATAL("The footprint must be specified as list of lists on the parameter server, %s was specified as %s", footprint_param.c_str(), std::string(footprint_list).c_str());
      throw std::runtime_error("The footprint must be specified as list of lists on the parameter server with at least 3 points eg: [[x1, y1], [x2, y2], ..., [xn, yn]]");
    }

    if(footprint_list.getType() == XmlRpc::XmlRpcValue::TypeArray) {
      for(int i = 0; i < footprint_list.size(); ++i){
        //make sure we have a list of lists of size 2
        XmlRpc::XmlRpcValue point = footprint_list[i];
        if(!(point.getType() == XmlRpc::XmlRpcValue::TypeArray && point.size() == 2)){
          ROS_FATAL("The footprint must be specified as list of lists on the parameter server eg: [[x1, y1], [x2, y2], ..., [xn, yn]], but this spec is not of that form");
          throw std::runtime_error("The footprint must be specified as list of lists on the parameter server eg: [[x1, y1], [x2, y2], ..., [xn, yn]], but this spec is not of that form");
        }

        //make sure that the value we're looking at is either a double or an int
        if(!(point[0].getType() == XmlRpc::XmlRpcValue::TypeInt || point[0].getType() == XmlRpc::XmlRpcValue::TypeDouble)){
          ROS_FATAL("Values in the footprint specification must be numbers");
          throw std::runtime_error("Values in the footprint specification must be numbers");
        }
        pt.x = point[0].getType() == XmlRpc::XmlRpcValue::TypeInt ? (int)(point[0]) : (double)(point[0]);
        pt.x += sign(pt.x) * padding;

        //make sure that the value we're looking at is either a double or an int
        if(!(point[1].getType() == XmlRpc::XmlRpcValue::TypeInt || point[1].getType() == XmlRpc::XmlRpcValue::TypeDouble)){
          ROS_FATAL("Values in the footprint specification must be numbers");
          throw std::runtime_error("Values in the footprint specification must be numbers");
        }
        pt.y = point[1].getType() == XmlRpc::XmlRpcValue::TypeInt ? (int)(point[1]) : (double)(point[1]);
        pt.y += sign(pt.y) * padding;

        footprint.push_back(pt);

        node.deleteParam(footprint_param);
        std::ostringstream oss;
        bool first = true;
        BOOST_FOREACH(geometry_msgs::Point p, footprint) {
          if(first) {
            oss << "[[" << p.x << "," << p.y << "]";
            first = false;
          }
          else {
            oss << ",[" << p.x << "," << p.y << "]";
          }
        }
        oss << "]";
        node.setParam(footprint_param, oss.str().c_str());
        node.setParam("footprint", oss.str().c_str());
      }
    }

    else if(footprint_list.getType() == XmlRpc::XmlRpcValue::TypeString) {
Example #29
0
// Subscribe to models of interest.  Currently, we find and subscribe
// to the first 'laser' model and the first 'position' model.  Returns
// 0 on success (both models subscribed), -1 otherwise.
//
// Eventually, we should provide a general way to map stage models onto ROS
// topics, similar to Player .cfg files.
int
StageNode::SubscribeModels()
{
    n_.setParam("/use_sim_time", true);

    for (size_t r = 0; r < this->positionmodels.size(); r++)
    {
        StageRobot* new_robot = new StageRobot;
        new_robot->positionmodel = this->positionmodels[r];
        new_robot->positionmodel->Subscribe();


        for (size_t s = 0; s < this->lasermodels.size(); s++)
        {
            if (this->lasermodels[s] and this->lasermodels[s]->Parent() == new_robot->positionmodel)
            {
                new_robot->lasermodels.push_back(this->lasermodels[s]);
                this->lasermodels[s]->Subscribe();
            }
        }

        for (size_t s = 0; s < this->cameramodels.size(); s++)
        {
            if (this->cameramodels[s] and this->cameramodels[s]->Parent() == new_robot->positionmodel)
            {
                new_robot->cameramodels.push_back(this->cameramodels[s]);
                this->cameramodels[s]->Subscribe();
            }
        }

        ROS_INFO("Found %lu laser devices and %lu cameras in robot %lu", new_robot->lasermodels.size(), new_robot->cameramodels.size(), r);

        new_robot->odom_pub = n_.advertise<nav_msgs::Odometry>(mapName(ODOM, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10);
        new_robot->ground_truth_pub = n_.advertise<nav_msgs::Odometry>(mapName(BASE_POSE_GROUND_TRUTH, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10);
        new_robot->cmdvel_sub = n_.subscribe<geometry_msgs::Twist>(mapName(CMD_VEL, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10, boost::bind(&StageNode::cmdvelReceived, this, r, _1));

        for (size_t s = 0;  s < new_robot->lasermodels.size(); ++s)
        {
            if (new_robot->lasermodels.size() == 1)
                new_robot->laser_pubs.push_back(n_.advertise<sensor_msgs::LaserScan>(mapName(this->laser_topic.c_str(), r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
            else
                new_robot->laser_pubs.push_back(n_.advertise<sensor_msgs::LaserScan>(mapName(this->laser_topic.c_str(), r, s, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));

        }

        for (size_t s = 0;  s < new_robot->cameramodels.size(); ++s)
        {
            if (new_robot->cameramodels.size() == 1)
            {
                new_robot->image_pubs.push_back(n_.advertise<sensor_msgs::Image>(mapName(IMAGE, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
                new_robot->depth_pubs.push_back(n_.advertise<sensor_msgs::Image>(mapName(DEPTH, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
                new_robot->camera_pubs.push_back(n_.advertise<sensor_msgs::CameraInfo>(mapName(CAMERA_INFO, r, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
            }
            else
            {
                new_robot->image_pubs.push_back(n_.advertise<sensor_msgs::Image>(mapName(IMAGE, r, s, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
                new_robot->depth_pubs.push_back(n_.advertise<sensor_msgs::Image>(mapName(DEPTH, r, s, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
                new_robot->camera_pubs.push_back(n_.advertise<sensor_msgs::CameraInfo>(mapName(CAMERA_INFO, r, s, static_cast<Stg::Model*>(new_robot->positionmodel)), 10));
            }
        }

        this->robotmodels_.push_back(new_robot);
    }
    clock_pub_ = n_.advertise<rosgraph_msgs::Clock>("/clock", 10);

    // advertising reset service
    reset_srv_ = n_.advertiseService("reset_positions", &StageNode::cb_reset_srv, this);

    guirequest_sub = n_.subscribe<std_msgs::String>("/stageGUIRequest",10,boost::bind(&StageNode::GUIRequest_cb, this, _1));
                // n_.subscribe("/stageGUIRequest", 10, &StageNode::GUIRequest_cb, this);

    return(0);
}
void Costmap2DROS::resetOldParameters(ros::NodeHandle& nh)
{
  ROS_INFO("Loading from pre-hydro parameter style");
  bool flag;
  std::string s;
  std::vector < XmlRpc::XmlRpcValue > plugins;

  XmlRpc::XmlRpcValue::ValueStruct map;
  SuperValue super_map;
  SuperValue super_array;

  if (nh.getParam("static_map", flag) && flag)
  {
    map["name"] = XmlRpc::XmlRpcValue("static_layer");
    map["type"] = XmlRpc::XmlRpcValue("costmap_2d::StaticLayer");
    super_map.setStruct(&map);
    plugins.push_back(super_map);

    ros::NodeHandle map_layer(nh, "static_layer");
    move_parameter(nh, map_layer, "map_topic");
    move_parameter(nh, map_layer, "unknown_cost_value");
    move_parameter(nh, map_layer, "lethal_cost_threshold");
    move_parameter(nh, map_layer, "track_unknown_space", false);
  }

  ros::NodeHandle obstacles(nh, "obstacle_layer");
  if (nh.getParam("map_type", s) && s == "voxel")
  {

    map["name"] = XmlRpc::XmlRpcValue("obstacle_layer");
    map["type"] = XmlRpc::XmlRpcValue("costmap_2d::VoxelLayer");
    super_map.setStruct(&map);
    plugins.push_back(super_map);

    move_parameter(nh, obstacles, "origin_z");
    move_parameter(nh, obstacles, "z_resolution");
    move_parameter(nh, obstacles, "z_voxels");
    move_parameter(nh, obstacles, "mark_threshold");
    move_parameter(nh, obstacles, "unknown_threshold");
    move_parameter(nh, obstacles, "publish_voxel_map");
  }
  else
  {
    map["name"] = XmlRpc::XmlRpcValue("obstacle_layer");
    map["type"] = XmlRpc::XmlRpcValue("costmap_2d::ObstacleLayer");
    super_map.setStruct(&map);
    plugins.push_back(super_map);
  }

  move_parameter(nh, obstacles, "max_obstacle_height");
  move_parameter(nh, obstacles, "raytrace_range");
  move_parameter(nh, obstacles, "obstacle_range");
  move_parameter(nh, obstacles, "track_unknown_space", true);
  nh.param("observation_sources", s, std::string(""));
  std::stringstream ss(s);
  std::string source;
  while (ss >> source)
  {
    move_parameter(nh, obstacles, source);
  }
  move_parameter(nh, obstacles, "observation_sources");

  ros::NodeHandle inflation(nh, "inflation_layer");
  move_parameter(nh, inflation, "cost_scaling_factor");
  move_parameter(nh, inflation, "inflation_radius");
  map["name"] = XmlRpc::XmlRpcValue("inflation_layer");
  map["type"] = XmlRpc::XmlRpcValue("costmap_2d::InflationLayer");
  super_map.setStruct(&map);
  plugins.push_back(super_map);

  super_array.setArray(&plugins);
  nh.setParam("plugins", super_array);

}