XTDrone/sensing/slam/laser_slam/script/laser_transfer_old.py

69 lines
2.3 KiB
Python

import rospy
from gazebo_msgs.srv import GetModelState
from geometry_msgs.msg import PoseStamped, Pose2D
from nav_msgs.msg import Odometry
from tf2_ros import TransformListener, Buffer
import sys
vehicle_type = sys.argv[1]
vehicle_id = sys.argv[2]
laser_slam_type = sys.argv[3]
rospy.init_node(vehicle_type+vehicle_id+'_'+laser_slam_type+'_laser_transfer')
pose_pub = rospy.Publisher(vehicle_type+'_'+ vehicle_id+"/mavros/vision_pose/pose", PoseStamped, queue_size=2)
local_pose = PoseStamped()
local_pose.header.frame_id = 'map'
laser_scan = Pose2D()
def odm_groundtruth_callback(msg):
global local_pose
local_pose.header.stamp = msg.header.stamp
local_pose.pose.position.z = msg.pose.pose.position.z
def laser_scan_matcher_callback(data):
global laser_scan
laser_scan = data
def laser_scan_matcher():
global local_pose
pose2d_sub = rospy.Subscriber(vehicle_type+'_'+ vehicle_id+"/pose2D", Pose2D, laser_scan_matcher_callback)
rate = rospy.Rate(100)
while True:
local_pose.header.stamp = rospy.Time.now()
local_pose.pose.position.x = laser_scan.x
local_pose.pose.position.y = laser_scan.y
quaternion = tf.transformations.quaternion_from_euler(0, 0, laser_scan.theta)
local_pose.pose.orientation.x = quaternion[0]
local_pose.pose.orientation.y = quaternion[1]
local_pose.pose.orientation.z = quaternion[2]
local_pose.pose.orientation.w = quaternion[3]
pose_pub.publish(local_pose)
rate.sleep()
def aloam():
global local_pose
rate = rospy.Rate(30)
while not rospy.is_shutdown():
try:
tfstamped = tfBuffer.lookup_transform('camera_init', 'aft_mapped', rospy.Time(0))
except:
continue
local_pose.header.stamp = rospy.Time().now()
local_pose.header.frame_id = 'map'
local_pose.pose.position = tfstamped.transform.translation
local_pose.pose.orientation = tfstamped.transform.rotation
pose_pub.publish(local_pose)
rate.sleep()
if __name__ == '__main__':
if laser_slam_type == '2d':
odom_groundtruth_sub = rospy.Subscriber('/xtdrone/'+vehicle_type+'_'+ vehicle_id+'/ground_truth/odom', Odometry, odm_groundtruth_callback)
laser_scan_matcher()
elif laser_slam_type == '3d':
aloam()
else:
print('input error')