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#!/usr/bin/env python # -*- coding: utf-8 -*- import rospy import numpy as np import math from pyproj import Proj, transform from sensor_msgs.msg import NavSatFix # UTM52 좌표계 proj_UTM52 = Proj(init='epsg:32652') # WGS84 GPS proj_WGS84 = Proj(init='epsg:4326') f=open('/home/pjh/reference/school_path/sidae.txt', 'w') total_time = 0 count = 0.0 def getNavFix(data): global proj_UTM52, proj_WGS84,total_time, count status = data.status.status cov = data.position_covariance[0] # WGS84 -> UTM52 s = rospy.Time.now() x,y = transform(proj_WGS84, proj_UTM52, data.longitude, data.latitude ) d = rospy.Time.now() - s total_time = total_time + d count = count + 1 print x, y f.write(" %f %f %d %f \n" %(x,y,status, cov)) def main(): global total_time rospy.init_node("utm52") total_time = rospy.Duration(0.0) rospy.Subscriber("/ublox1/fix", NavSatFix, getNavFix) rospy.spin() if __name__ == "__main__": main() f.close() t = total_time.to_sec() print "total time (sec): ", t, "1 time (ms)",t/count*1000
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UTM좌표계.pptx
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