Esempio n. 1
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import rospy

from random import shuffle
import numpy as np
import cv2

import navigator_tools
import tf.transformations as trns
from navigator_tools import fprint as _fprint
from navigator_msgs.srv import ObjectDBQuery
from navigator_msgs.msg import PerceptionObject
from nav_msgs.msg import OccupancyGrid, Odometry
from std_srvs.srv import Trigger

fprint = lambda *args, **kwargs: _fprint(time='', title='SIM', *args, **kwargs)


class DoOdom(object):
    """Republish odom  for lqrrt"""
    def __init__(self, rand_size):
        self.odom_pub = rospy.Publisher("/odom", Odometry, queue_size=2)
        self.odom = None
        self.carrot_sub = rospy.Subscriber("/lqrrt/ref", Odometry,
                                           self.set_odom)

        fprint("Shaking hands and taking names.")
        rospy.sleep(1)

        # We need to publish an inital odom message for lqrrt
        start_ori = trns.quaternion_from_euler(0, 0, np.random.normal() * 3.14)
Esempio n. 2
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#!/usr/bin/env python
import rospy
import actionlib

from navigator_alarm import AlarmListener
from lqrrt_ros.msg import MoveAction, MoveGoal
from navigator_msgs.srv import WrenchSelect, WrenchSelectRequest

from navigator_tools import fprint as _fprint

fprint = lambda *args, **kwargs: _fprint(
    title="STATION_HOLDER", time="", *args, **kwargs)


class StationHoldListener():
    def __init__(self):
        fprint("Starting station hold listener...")
        self.client = actionlib.SimpleActionClient('/move_to', MoveAction)
        fprint("Waiting for action server...")
        self.client.wait_for_server()

        self.change_wrench = rospy.ServiceProxy("/change_wrench", WrenchSelect)
        self.change_wrench.wait_for_service()

        fprint("Creating alarm listener...")
        self.station_hold_alarm = AlarmListener(alarm_name='station_hold',
                                                callback_funct=self.handle)

        fprint("Ready to go!", msg_color="green")

    def handle(self, alarm):
import numpy as np

import rospy
import actionlib
import tf.transformations as trns

from nav_msgs.msg import OccupancyGrid
from geometry_msgs.msg import PoseStamped
from lqrrt_ros.msg import MoveAction, MoveFeedback, MoveResult

import navigator_tools
from navigator_tools import fprint as _fprint
from behaviors import params


fprint = lambda *args, **kwargs: _fprint(title="FAKE_ACTION_SERVER", time="", *args, **kwargs)

class FakeActionServer(object):
    def __init__(self):
        self.goal_pose_pub = rospy.Publisher("/lqrrt/goal", PoseStamped, queue_size=3)
        
        # Parameters to simulate lqrrt
        self.blind = False
        
        self.ogrid = None
        set_ogrid = lambda msg: setattr(self, "ogrid", msg)
        rospy.Subscriber("/ogrid_master", OccupancyGrid, set_ogrid)

        self.move_server = actionlib.SimpleActionServer("/move_to", MoveAction, execute_cb=self.move_cb, auto_start=False)
        self.move_server.start()
        rospy.sleep(.1)
Esempio n. 4
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from navigator_tools import fprint as _fprint

import cv2
import numpy as np
from copy import deepcopy

from dynamic_reconfigure.server import Server
from dynamic_reconfigure.client import Client
from navigator_msg_multiplexer.cfg import OgridConfig
from nav_msgs.msg import OccupancyGrid, MapMetaData, Odometry

from behaviors import params


# Wow what a concept
fprint = lambda *args, **kwargs: _fprint(title="OGRID_ARB", *args, **kwargs)

def make_ogrid_transform(ogrid):
    """
    Returns a matrix that transforms a point in ENU to this ogrid.
    Invert the result to get ogrid -> ENU.
    """
    resolution = ogrid.info.resolution
    origin = navigator_tools.pose_to_numpy(ogrid.info.origin)[0]

    # Transforms points from ENU to ogrid frame coordinates
    t = np.array([[1 / resolution,  0, -origin[0] / resolution],
                  [0,  1 / resolution, -origin[1] / resolution],
                  [0,               0,                       1]])
    return t
Esempio n. 5
0
import rospy

from random import shuffle
import numpy as np
import cv2

import navigator_tools
import tf.transformations as trns
from navigator_tools import fprint as _fprint
from navigator_msgs.srv import ObjectDBQuery
from navigator_msgs.msg import PerceptionObject
from nav_msgs.msg import OccupancyGrid, Odometry
from std_srvs.srv import Trigger


fprint = lambda *args, **kwargs: _fprint(time='', title='SIM',*args, **kwargs)

class DoOdom(object):
    """Republish odom  for lqrrt"""
    def __init__(self, rand_size):
        self.odom_pub = rospy.Publisher("/odom", Odometry, queue_size=2)
        self.odom = None
        self.carrot_sub = rospy.Subscriber("/lqrrt/ref", Odometry, self.set_odom)
        
        fprint("Shaking hands and taking names.")
        rospy.sleep(1)

        # We need to publish an inital odom message for lqrrt
        start_ori = trns.quaternion_from_euler(0, 0, np.random.normal() * 3.14)
        start_pos = np.append(np.random.uniform(rand_size, size=(2)), 1)
        start_pose = navigator_tools.numpy_quat_pair_to_pose(start_pos, start_ori)
Esempio n. 6
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from navigator_tools import fprint as _fprint
from std_srvs.srv import Trigger

import cv2
import numpy as np
from copy import deepcopy

from dynamic_reconfigure.server import Server
from dynamic_reconfigure.client import Client
from navigator_msg_multiplexer.cfg import OgridConfig
from nav_msgs.msg import OccupancyGrid, MapMetaData, Odometry

from behaviors import params

# Wow what a concept
fprint = lambda *args, **kwargs: _fprint(title="OGRID_ARB", *args, **kwargs)


def make_ogrid_transform(ogrid):
    """
    Returns a matrix that transforms a point in ENU to this ogrid.
    Invert the result to get ogrid -> ENU.
    """
    resolution = ogrid.info.resolution
    origin = navigator_tools.pose_to_numpy(ogrid.info.origin)[0]

    # Transforms points from ENU to ogrid frame coordinates
    t = np.array([[1 / resolution, 0, -origin[0] / resolution],
                  [0, 1 / resolution, -origin[1] / resolution], [0, 0, 1]])
    return t
Esempio n. 7
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from navigator_msgs.srv import ObjectDBQuery, ObjectDBQueryRequest, ColorRequest, ColorRequestResponse
from navigator_msgs.msg import ColoramaDebug
from sensor_msgs.msg import CameraInfo, Image
from nav_msgs.msg import Odometry

from cv_bridge import CvBridge, CvBridgeError
from image_geometry import PinholeCameraModel

import navigator_tools
from navigator_tools import fprint as _fprint


camera_root = "/stereo/right"  # /camera_root/root

ros_t = lambda t: rospy.Duration(t)
fprint = lambda *args, **kwargs: _fprint(title="COLORAMA", time="", *args, **kwargs)
p2np = navigator_tools.point_to_numpy

class ImageHolder(object):
    @classmethod
    def from_msg(cls, msg):
        time = msg.header.stamp
        fprint("Got image! {}".format(time.to_sec()))
        try:
            image = CvBridge().imgmsg_to_cv2(msg)
            return cls(image, time)
        except CvBridgeError, e:
            # Intentionally absorb CvBridge Errors
            rospy.logerr(e)

        return cls()
Esempio n. 8
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#!/usr/bin/env python
import rospy

import threading
import serial

from std_msgs.msg import String
from std_msgs.msg import Header

from navigator_tools import thread_lock
from navigator_tools import fprint as _fprint
from navigator_alarm import AlarmBroadcaster, AlarmListener
from navigator_msgs.msg import KillStatus

fprint = lambda *args, **kwargs: _fprint(time='', *args, **kwargs)
lock = threading.Lock()


class KillInterface(object):
    """
    This handles the comms node between ROS and kill/status embedded board.
    There are two things running here:
        1. From ROS: Check current operation mode of the boat and tell that to the light
        2. From BASE: Check the current kill status from the other sources
    """
    def __init__(
            self,
            port="/dev/serial/by-id/usb-FTDI_FT232R_USB_UART_A104OWRY-if00-port0",
            baud=9600):
        self.ser = serial.Serial(port=port, baudrate=baud, timeout=0.25)
        self.ser.flush()
Esempio n. 9
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#!/usr/bin/env python
import rospy
import actionlib

from navigator_alarm import AlarmListener
from lqrrt_ros.msg import MoveAction, MoveGoal
from navigator_msgs.srv import WrenchSelect, WrenchSelectRequest

from navigator_tools import fprint as _fprint

fprint = lambda *args, **kwargs: _fprint(title="STATION_HOLDER", time="", *args, **kwargs)

class StationHoldListener():
    def __init__(self):
        fprint("Starting station hold listener...")
        self.client = actionlib.SimpleActionClient('/move_to', MoveAction)
        fprint("Waiting for action server...")
        self.client.wait_for_server()

        self.change_wrench = rospy.ServiceProxy("/change_wrench", WrenchSelect)
        self.change_wrench.wait_for_service()

        fprint("Creating alarm listener...")
        self.station_hold_alarm = AlarmListener(alarm_name='station_hold', callback_funct=self.handle)

        fprint("Ready to go!", msg_color="green")

    def handle(self, alarm):
        if alarm.clear:
            # Not of intrest since it's being cleared
            return
Esempio n. 10
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import tf
import sensor_msgs.point_cloud2 as pc2
from navigator_msgs.srv import ObjectDBQuery, ObjectDBQueryRequest, VisionRequest, VisionRequestResponse
from sensor_msgs.msg import CameraInfo, Image

from cv_bridge import CvBridge, CvBridgeError
from image_geometry import PinholeCameraModel

import navigator_tools
from navigator_tools import fprint as _fprint

camera_root = "/stereo/right"  # /camera_root/root
rospy.init_node("database_colorer")

ros_t = lambda t: rospy.Duration(t)
fprint = lambda *args, **kwargs: _fprint(
    title="COLORAMA", time="", *args, **kwargs)


class ImageHolder(object):
    @classmethod
    def from_msg(cls, msg):
        time = msg.header.stamp
        try:
            image = CvBridge().imgmsg_to_cv2(msg)
            return cls(image, time)
        except CvBridgeError, e:
            # Intentionally absorb CvBridge Errors
            rospy.logerr(e)

        return cls()
Esempio n. 11
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#!/usr/bin/env python

import rospy

import threading
import serial

from std_msgs.msg import String

from navigator_tools import thread_lock
from navigator_tools import fprint as _fprint
from navigator_alarm import AlarmBroadcaster, AlarmListener
from navigator_msgs.msg import KillStatus

fprint = lambda *args, **kwargs: _fprint(time='', *args, **kwargs)
lock = threading.Lock()

class KillInterface(object):
    """
    This handles the comms node between ROS and kill/status embedded board.
    There are two things running here:
        1. From ROS: Check current operation mode of the boat and tell that to the light
        2. From BASE: Check the current kill status from the other sources
    """

    def __init__(self, port="/dev/serial/by-id/usb-FTDI_FT232R_USB_UART_A104OWRY-if00-port0", baud=9600):
        self.ser = serial.Serial(port=port, baudrate=baud, timeout=0.25)
        self.ser.flush()
        
        self.killstatus_pub = rospy.Publisher("/killstatus", KillStatus, queue_size=1)