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RflySimhighschool/基础智能/e9.雷达传感器数据获取实验/server_ue4.py

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2025-07-25 17:54:28 +08:00
# import required libraries
# pip3 install pymavlink pyserial
import cv2
import numpy as np
import time
import VisionCaptureApi
import PX4MavCtrlV4 as PX4MavCtrl
import math
# import matplotlib.pyplot as plt
import ReqCopterSim
import Open3DShow
show3d=Open3DShow.Open3DShow()
vis = VisionCaptureApi.VisionCaptureApi()
# VisionCaptureApi 中的配置函数
vis.jsonLoad()
isSuss = vis.sendReqToUE4()
vis.startImgCap() # 开启取图循环执行本语句之后已经可以通过vis.Img[i]读取到图片了
print('Start Image Reciver')
# vis.sendImuReqCopterSim(1,'127.0.0.1') # 发送请求从目标飞机CopterSim读取IMU数据,回传地址为127.0.0.1默认频率为200Hz
# 执行本语句之后会自动开启数据监听已经可以通过vis.imu读取到IMU数据了。
mav = PX4MavCtrl.PX4MavCtrler(1)
time.sleep(2)
# Start MAV loop with UDP mode: MAVLINK_FULL
mav.InitMavLoop()
mav.InitTrueDataLoop()
# Enter Offboard mode to start vehicle control
time.sleep(2)
mav.initOffboard()
# Get the takeoff position of each vehicle to the UE4 Map
# this can be adopted to obtain the global position of a vehicle in swarm simulation
time.sleep(2)
Error2UE4Map = []
Error2UE4Map = -np.array([mav.uavGlobalPos[0]-mav.uavPosNED[0],
mav.uavGlobalPos[1]-mav.uavPosNED[1], mav.uavGlobalPos[2]-mav.uavPosNED[2]])
# fly to 10m high above its takeoff position
mav.SendPosNED(0, 0, -8, 0)
mav.SendCopterSpeed(3)
#time.sleep(10)
#创建点云显示窗口
show3d.CreatShow(0)
lastTime = time.time()
startTime = time.time()
timeInterval = 1/30.0 # here is 0.0333s (30Hz)
while True:
lastTime = lastTime + timeInterval
sleepTime = lastTime - time.time()
if sleepTime > 0:
time.sleep(sleepTime) # sleep until the desired clock
else:
lastTime = time.time()
# The following code will be executed 30Hz (0.0333s)
t = time.time()-startTime
# target position in UE4 map global frame
if t < 10:
# fly to 15 meters high in 0 to 10s
targetPosE = np.array([-0, 0, -5])
elif t<20: # fly circle after 10s
targetPosE = np.array(
[15,5, -5])
else:
targetPosE = np.array([15,-10, -5])
# target position in vehilce takeoff frame
targetPosE = targetPosE+Error2UE4Map
mav.SendPosNED(targetPosE[0], targetPosE[1], targetPosE[2], 0)
if vis.hasData[0]:
# 更新点云
show3d.UpdateShow(vis.Img[0])
# 标记
vis.hasData[0]=False
#isShowCloud = False
if t > 200: # end simulation when 200s
break
mav.endOffboard()
time.sleep(1)
mav.stopRun()