You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
662 lines
23 KiB
Python
662 lines
23 KiB
Python
from rclpy.node import Node
|
|
from PyQt6.QtCore import QObject, pyqtSignal
|
|
import math
|
|
import re
|
|
import threading
|
|
from threading import Lock
|
|
import asyncio
|
|
import websockets
|
|
import json
|
|
import socket
|
|
from pymavlink import mavutil
|
|
from geometry_msgs.msg import Point, Vector3
|
|
from sensor_msgs.msg import BatteryState, NavSatFix, Imu
|
|
from std_msgs.msg import Float64
|
|
from mavros_msgs.msg import State, VfrHud
|
|
from mavros_msgs.srv import CommandBool, CommandTOL
|
|
|
|
class DroneSignals(QObject):
|
|
update_signal = pyqtSignal(str, str, object) # (msg_type, drone_id, data)
|
|
|
|
class UDPMavlinkReceiver(threading.Thread):
|
|
"""UDP MAVLink 接收器"""
|
|
def __init__(self, ip, port, signals, connection_name):
|
|
super().__init__(daemon=True)
|
|
self.ip = ip
|
|
self.port = port
|
|
self.signals = signals
|
|
self.connection_name = connection_name
|
|
self.running = False
|
|
self.sock = None
|
|
|
|
def run(self):
|
|
"""執行 UDP 接收循環"""
|
|
self.running = True
|
|
try:
|
|
print(f"UDP MAVLink receiver started on {self.ip}:{self.port}")
|
|
|
|
# 創建 MAVLink 連接
|
|
mav = mavutil.mavlink_connection(f'udpin:{self.ip}:{self.port}')
|
|
while self.running:
|
|
try:
|
|
msg = mav.recv_match(blocking=True, timeout=1.0)
|
|
if msg is None:
|
|
continue
|
|
|
|
self.process_mavlink_message(msg)
|
|
|
|
except socket.timeout:
|
|
continue
|
|
except Exception as e:
|
|
print(f"Error receiving MAVLink message: {e}")
|
|
|
|
except Exception as e:
|
|
print(f"UDP receiver error: {e}")
|
|
finally:
|
|
if self.sock:
|
|
self.sock.close()
|
|
|
|
def process_mavlink_message(self, msg):
|
|
"""處理 MAVLink 訊息"""
|
|
try:
|
|
msg_type = msg.get_type()
|
|
system_id = msg.get_srcSystem()
|
|
drone_id = f"s8_{system_id}" # 使用 s8_ 前綴表示 UDP 來源
|
|
|
|
if msg_type == "HEARTBEAT":
|
|
mode = mavutil.mode_string_v10(msg)
|
|
armed = bool(msg.base_mode & 128)
|
|
self.signals.update_signal.emit('state', drone_id, {
|
|
'mode': mode,
|
|
'armed': armed
|
|
})
|
|
|
|
elif msg_type == "BATTERY_STATUS":
|
|
voltage = msg.voltages[0] / 1000
|
|
self.signals.update_signal.emit('battery', drone_id, {
|
|
'voltage': voltage
|
|
})
|
|
|
|
elif msg_type == "GLOBAL_POSITION_INT":
|
|
latitude = msg.lat / 1e7
|
|
longitude = msg.lon / 1e7
|
|
self.signals.update_signal.emit('gps', drone_id, {
|
|
'lat': latitude,
|
|
'lon': longitude
|
|
})
|
|
|
|
elif msg_type == "GPS_RAW_INT":
|
|
fix_type = msg.fix_type
|
|
|
|
elif msg_type == "LOCAL_POSITION_NED":
|
|
x = msg.y
|
|
y = msg.x
|
|
z = -msg.z
|
|
self.signals.update_signal.emit('local_pose', drone_id, {
|
|
'x': x,
|
|
'y': y,
|
|
'z': z
|
|
})
|
|
self.signals.update_signal.emit('altitude', drone_id, {
|
|
'altitude': z
|
|
})
|
|
self.signals.update_signal.emit('velocity', drone_id, {
|
|
'vx': msg.vx,
|
|
'vy': msg.vy,
|
|
'vz': msg.vz
|
|
})
|
|
|
|
elif msg_type == "ATTITUDE":
|
|
pitch = math.degrees(msg.pitch)
|
|
self.signals.update_signal.emit('attitude', drone_id, {
|
|
'pitch': pitch,
|
|
'roll': 0,
|
|
'yaw': 0,
|
|
'rates': (0, 0, 0)
|
|
})
|
|
|
|
elif msg_type == "VFR_HUD":
|
|
groundspeed = msg.groundspeed
|
|
heading = msg.heading
|
|
self.signals.update_signal.emit('hud', drone_id, {
|
|
'heading': heading,
|
|
'groundspeed': groundspeed
|
|
})
|
|
|
|
except Exception as e:
|
|
print(f"Error processing MAVLink message: {e}")
|
|
|
|
def stop(self):
|
|
"""停止接收器"""
|
|
self.running = False
|
|
|
|
class SerialMavlinkReceiver(threading.Thread):
|
|
"""串口 MAVLink 接收器"""
|
|
def __init__(self, port, baudrate, signals, connection_name):
|
|
super().__init__(daemon=True)
|
|
self.port = port
|
|
self.baudrate = baudrate
|
|
self.signals = signals
|
|
self.connection_name = connection_name
|
|
self.running = False
|
|
self.mav = None
|
|
|
|
def run(self):
|
|
"""執行串口接收循環"""
|
|
self.running = True
|
|
try:
|
|
print(f"Serial MAVLink receiver started on {self.port} at {self.baudrate} baud")
|
|
|
|
# 創建 MAVLink 串口連接
|
|
self.mav = mavutil.mavlink_connection(
|
|
self.port,
|
|
baud=self.baudrate,
|
|
source_system=255
|
|
)
|
|
|
|
print(f"Waiting for heartbeat from {self.port}...")
|
|
self.mav.wait_heartbeat()
|
|
print(f"Heartbeat received from system {self.mav.target_system}, component {self.mav.target_component}")
|
|
|
|
while self.running:
|
|
try:
|
|
msg = self.mav.recv_match(blocking=True, timeout=1.0)
|
|
if msg is None:
|
|
continue
|
|
|
|
self.process_mavlink_message(msg)
|
|
|
|
except Exception as e:
|
|
if self.running:
|
|
print(f"Error receiving MAVLink message from serial: {e}")
|
|
|
|
except Exception as e:
|
|
print(f"Serial receiver error: {e}")
|
|
finally:
|
|
if self.mav:
|
|
try:
|
|
self.mav.close()
|
|
except:
|
|
pass
|
|
|
|
def process_mavlink_message(self, msg):
|
|
"""處理 MAVLink 訊息"""
|
|
try:
|
|
msg_type = msg.get_type()
|
|
system_id = msg.get_srcSystem()
|
|
drone_id = f"s5_{system_id}" # 使用 serial_ 前綴表示串口來源
|
|
|
|
if msg_type == "HEARTBEAT":
|
|
mode = mavutil.mode_string_v10(msg)
|
|
armed = bool(msg.base_mode & 128)
|
|
self.signals.update_signal.emit('state', drone_id, {
|
|
'mode': mode,
|
|
'armed': armed
|
|
})
|
|
|
|
elif msg_type == "BATTERY_STATUS":
|
|
voltage = msg.voltages[0] / 1000
|
|
self.signals.update_signal.emit('battery', drone_id, {
|
|
'voltage': voltage
|
|
})
|
|
|
|
elif msg_type == "GLOBAL_POSITION_INT":
|
|
latitude = msg.lat / 1e7
|
|
longitude = msg.lon / 1e7
|
|
self.signals.update_signal.emit('gps', drone_id, {
|
|
'lat': latitude,
|
|
'lon': longitude
|
|
})
|
|
|
|
elif msg_type == "GPS_RAW_INT":
|
|
fix_type = msg.fix_type
|
|
|
|
elif msg_type == "LOCAL_POSITION_NED":
|
|
x = msg.y
|
|
y = msg.x
|
|
z = -msg.z
|
|
self.signals.update_signal.emit('local_pose', drone_id, {
|
|
'x': x,
|
|
'y': y,
|
|
'z': z
|
|
})
|
|
self.signals.update_signal.emit('altitude', drone_id, {
|
|
'altitude': z
|
|
})
|
|
self.signals.update_signal.emit('velocity', drone_id, {
|
|
'vx': msg.vx,
|
|
'vy': msg.vy,
|
|
'vz': msg.vz
|
|
})
|
|
|
|
elif msg_type == "ATTITUDE":
|
|
pitch = math.degrees(msg.pitch)
|
|
self.signals.update_signal.emit('attitude', drone_id, {
|
|
'pitch': pitch,
|
|
'roll': 0,
|
|
'yaw': 0,
|
|
'rates': (0, 0, 0)
|
|
})
|
|
|
|
elif msg_type == "VFR_HUD":
|
|
groundspeed = msg.groundspeed
|
|
heading = msg.heading
|
|
self.signals.update_signal.emit('hud', drone_id, {
|
|
'heading': heading,
|
|
'groundspeed': groundspeed
|
|
})
|
|
|
|
except Exception as e:
|
|
print(f"Error processing MAVLink message from serial: {e}")
|
|
|
|
def stop(self):
|
|
"""停止接收器"""
|
|
self.running = False
|
|
|
|
class WebSocketMavlinkReceiver(threading.Thread):
|
|
"""WebSocket MAVLink 接收器"""
|
|
def __init__(self, url, signals, connection_name):
|
|
super().__init__(daemon=True)
|
|
self.url = url
|
|
self.signals = signals
|
|
self.connection_name = connection_name
|
|
self.running = False
|
|
self.max_retries = 5
|
|
self.base_delay = 1.0
|
|
|
|
def run(self):
|
|
"""執行 WebSocket 接收循環"""
|
|
self.running = True
|
|
asyncio.set_event_loop(asyncio.new_event_loop())
|
|
asyncio.get_event_loop().run_until_complete(self.ws_client_loop())
|
|
|
|
async def ws_client_loop(self):
|
|
"""WebSocket 連接的主循環"""
|
|
retry_count = 0
|
|
|
|
print(f"Starting WebSocket client for {self.connection_name} at {self.url}")
|
|
|
|
while self.running and retry_count < self.max_retries:
|
|
try:
|
|
async with websockets.connect(self.url) as websocket:
|
|
print(f"WebSocket {self.connection_name} connected to {self.url}")
|
|
retry_count = 0 # 重置重試計數
|
|
|
|
async for message in websocket:
|
|
if not self.running:
|
|
break
|
|
|
|
try:
|
|
data = json.loads(message)
|
|
data['_connection_source'] = self.connection_name
|
|
self.process_websocket_message(data)
|
|
except json.JSONDecodeError as e:
|
|
print(f"WebSocket {self.connection_name} JSON decode error: {e}")
|
|
except Exception as e:
|
|
print(f"WebSocket {self.connection_name} message processing error: {e}")
|
|
|
|
except websockets.exceptions.ConnectionClosedError:
|
|
print(f"WebSocket {self.connection_name} connection closed")
|
|
if self.running:
|
|
retry_count += 1
|
|
if retry_count < self.max_retries:
|
|
delay = self.base_delay * (2 ** min(retry_count, 4))
|
|
print(f"Reconnecting in {delay}s...")
|
|
await asyncio.sleep(delay)
|
|
else:
|
|
break
|
|
except Exception as e:
|
|
retry_count += 1
|
|
if retry_count < self.max_retries and self.running:
|
|
delay = self.base_delay * (2 ** min(retry_count, 4))
|
|
print(f"WebSocket {self.connection_name} connection error: {e}, retrying in {delay}s (attempt {retry_count}/{self.max_retries})")
|
|
await asyncio.sleep(delay)
|
|
else:
|
|
break
|
|
|
|
print(f"WebSocket client {self.connection_name} stopped")
|
|
|
|
def process_websocket_message(self, data):
|
|
"""處理 WebSocket 訊息"""
|
|
try:
|
|
drone_id = data.get('system_id')
|
|
drone_id = f"s9_{drone_id}" if drone_id else None
|
|
if not drone_id:
|
|
return
|
|
|
|
# 模式
|
|
if 'mode' in data:
|
|
self.signals.update_signal.emit('state', drone_id, {
|
|
'mode': data['mode'],
|
|
})
|
|
|
|
# 電池
|
|
if 'battery' in data:
|
|
self.signals.update_signal.emit('battery', drone_id, {
|
|
'percentage': data['battery']
|
|
})
|
|
|
|
# 位置
|
|
if 'position' in data:
|
|
pos = data['position']
|
|
self.signals.update_signal.emit('gps', drone_id, {
|
|
'lat': pos.get('lat', 0),
|
|
'lon': pos.get('lon', 0)
|
|
})
|
|
|
|
# Local position - 設定 x, y 為 0.0
|
|
self.signals.update_signal.emit('local_pose', drone_id, {
|
|
'x': 0.0,
|
|
'y': 0.0,
|
|
'z': 0.0
|
|
})
|
|
|
|
# Altitude - 設定為 0.0
|
|
self.signals.update_signal.emit('altitude', drone_id, {
|
|
'altitude': 0.0
|
|
})
|
|
|
|
# 航向
|
|
if 'heading' in data:
|
|
self.signals.update_signal.emit('hud', drone_id, {
|
|
'heading': data['heading'],
|
|
'groundspeed': 0.0
|
|
})
|
|
|
|
except Exception as e:
|
|
print(f"WebSocket message processing error: {e}")
|
|
|
|
def stop(self):
|
|
"""停止接收器"""
|
|
self.running = False
|
|
|
|
class DroneMonitor(Node):
|
|
def __init__(self):
|
|
super().__init__('drone_monitor')
|
|
self.signals = DroneSignals()
|
|
self.drone_topics = {}
|
|
self.lock = Lock()
|
|
|
|
self.arm_clients = {}
|
|
self.takeoff_clients = {}
|
|
self.setpoint_pubs = {}
|
|
self.selected_drones = set()
|
|
self.latest_data = {}
|
|
|
|
# 定義需要過濾的模式
|
|
self.filtered_modes = ['Mode(0x000000c0)']
|
|
|
|
# WebSocket 接收器列表
|
|
self.ws_receivers = []
|
|
|
|
# 串口接收器列表
|
|
|
|
# ================================================================================
|
|
# 【新增】儲存 GPS 資料的字典
|
|
# ================================================================================
|
|
self.drone_gps = {} # {drone_id: {'lat': ..., 'lon': ..., 'alt': ...}}
|
|
# ================================================================================
|
|
self.serial_receivers = []
|
|
|
|
# 主题检测定时器
|
|
self.create_timer(1.0, self.scan_topics)
|
|
|
|
def scan_topics(self):
|
|
topics = self.get_topic_names_and_types()
|
|
drone_pattern = re.compile(r'/MavLinkBus/(s\d+_\d+)/(\w+)')
|
|
|
|
found_drones = set()
|
|
for topic_name, _ in topics:
|
|
if match := drone_pattern.match(topic_name):
|
|
drone_id, topic_type = match.groups()
|
|
found_drones.add(drone_id)
|
|
with self.lock:
|
|
self.drone_topics.setdefault(drone_id, set()).add(topic_type)
|
|
|
|
for drone_id in found_drones:
|
|
if not hasattr(self, f'drone_{drone_id}_subs'):
|
|
self.setup_drone(drone_id)
|
|
|
|
def setup_drone(self, drone_id):
|
|
base_topic = f'/MavLinkBus/{drone_id}'
|
|
|
|
# Add service clients
|
|
self.arm_clients[drone_id] = self.create_client(
|
|
CommandBool,
|
|
f'{base_topic}/cmd/arming'
|
|
)
|
|
self.takeoff_clients[drone_id] = self.create_client(
|
|
CommandTOL,
|
|
f'{base_topic}/cmd/takeoff'
|
|
)
|
|
|
|
# Add setpoint publisher
|
|
self.setpoint_pubs[drone_id] = self.create_publisher(
|
|
Point,
|
|
f'{base_topic}/setpoint_position/local',
|
|
10
|
|
)
|
|
|
|
subs = {
|
|
'attitude': self.create_subscription(
|
|
Imu,
|
|
f'{base_topic}/attitude',
|
|
lambda msg, did=drone_id: self.attitude_callback(did, msg),
|
|
10
|
|
),
|
|
'battery': self.create_subscription(
|
|
BatteryState,
|
|
f'{base_topic}/battery',
|
|
lambda msg, did=drone_id: self.battery_callback(did, msg),
|
|
10
|
|
),
|
|
'global': self.create_subscription(
|
|
NavSatFix,
|
|
f'{base_topic}/global_position/global',
|
|
lambda msg, did=drone_id: self.gps_callback(did, msg),
|
|
10
|
|
),
|
|
'rel_alt': self.create_subscription(
|
|
Float64,
|
|
f'{base_topic}/global_position/rel_alt',
|
|
lambda msg, did=drone_id: self.altitude_callback(did, msg),
|
|
10
|
|
),
|
|
'local_pose': self.create_subscription(
|
|
Point,
|
|
f'{base_topic}/local_position/pose',
|
|
lambda msg, did=drone_id: self.local_pose_callback(did, msg),
|
|
10
|
|
),
|
|
'local_vel': self.create_subscription(
|
|
Vector3,
|
|
f'{base_topic}/local_position/velocity',
|
|
lambda msg, did=drone_id: self.local_vel_callback(did, msg),
|
|
10
|
|
),
|
|
'loss_rate': self.create_subscription(
|
|
Float64,
|
|
f'{base_topic}/packet_loss_rate',
|
|
lambda msg, did=drone_id: self.loss_rate_callback(did, msg),
|
|
10
|
|
),
|
|
'state': self.create_subscription(
|
|
State,
|
|
f'{base_topic}/state',
|
|
lambda msg, did=drone_id: self.state_callback(did, msg),
|
|
10
|
|
),
|
|
'ping': self.create_subscription(
|
|
Float64,
|
|
f'{base_topic}/ping',
|
|
lambda msg, did=drone_id: self.ping_callback(did, msg),
|
|
10
|
|
),
|
|
'vfr_hud': self.create_subscription(
|
|
VfrHud,
|
|
f'{base_topic}/vfr_hud',
|
|
lambda msg, did=drone_id: self.hud_callback(did, msg),
|
|
10
|
|
)
|
|
}
|
|
|
|
setattr(self, f'drone_{drone_id}_subs', subs)
|
|
|
|
async def arm_drone(self, drone_id, arm):
|
|
if drone_id not in self.arm_clients:
|
|
return False
|
|
|
|
client = self.arm_clients[drone_id]
|
|
if not client.wait_for_service(timeout_sec=1.0):
|
|
return False
|
|
|
|
request = CommandBool.Request()
|
|
request.value = arm
|
|
|
|
future = client.call_async(request)
|
|
try:
|
|
response = await future
|
|
return response.success
|
|
except Exception as e:
|
|
self.get_logger().error(f'Arm service call failed: {e}')
|
|
return False
|
|
|
|
async def takeoff_drone(self, drone_id, altitude=10.0):
|
|
if drone_id not in self.takeoff_clients:
|
|
return False
|
|
|
|
client = self.takeoff_clients[drone_id]
|
|
if not client.wait_for_service(timeout_sec=1.0):
|
|
return False
|
|
|
|
request = CommandTOL.Request()
|
|
request.altitude = altitude
|
|
request.min_pitch = 0.0
|
|
request.yaw = 0.0
|
|
|
|
future = client.call_async(request)
|
|
try:
|
|
response = await future
|
|
return response.success
|
|
except Exception as e:
|
|
self.get_logger().error(f'Takeoff service call failed: {e}')
|
|
return False
|
|
|
|
def send_setpoint(self, drone_id, x, y, z):
|
|
"""Send setpoint position command"""
|
|
if drone_id not in self.setpoint_pubs:
|
|
return False
|
|
|
|
msg = Point()
|
|
msg.x = float(x)
|
|
msg.y = float(y)
|
|
msg.z = float(z)
|
|
|
|
self.setpoint_pubs[drone_id].publish(msg)
|
|
return True
|
|
|
|
def quaternion_to_euler(self, q):
|
|
sinr_cosp = 2 * (q.w * q.x + q.y * q.z)
|
|
cosr_cosp = 1 - 2 * (q.x**2 + q.y**2)
|
|
roll = math.atan2(sinr_cosp, cosr_cosp)
|
|
|
|
sinp = 2 * (q.w * q.y - q.z * q.x)
|
|
pitch = math.asin(sinp) if abs(sinp) < 1 else math.copysign(math.pi/2, sinp)
|
|
|
|
siny_cosp = 2 * (q.w * q.z + q.x * q.y)
|
|
cosy_cosp = 1 - 2 * (q.y**2 + q.z**2)
|
|
yaw = math.atan2(siny_cosp, cosy_cosp)
|
|
|
|
return math.degrees(roll), math.degrees(pitch), math.degrees(yaw)
|
|
|
|
# callbacks
|
|
def attitude_callback(self, drone_id, msg):
|
|
if hasattr(msg, 'orientation'):
|
|
roll, pitch, yaw = self.quaternion_to_euler(msg.orientation)
|
|
self.latest_data[(drone_id, 'attitude')] = {
|
|
'roll': roll,
|
|
'pitch': pitch,
|
|
'yaw': yaw,
|
|
'rates': (msg.angular_velocity.x,
|
|
msg.angular_velocity.y,
|
|
msg.angular_velocity.z)
|
|
}
|
|
|
|
def battery_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'battery')] = {
|
|
'voltage': msg.voltage
|
|
}
|
|
|
|
def state_callback(self, drone_id, msg):
|
|
mode = msg.mode
|
|
if mode in self.filtered_modes:
|
|
return
|
|
self.latest_data[(drone_id, 'state')] = {
|
|
'mode': msg.mode,
|
|
'armed': msg.armed
|
|
}
|
|
|
|
def gps_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'gps')] = {
|
|
'lat': msg.latitude,
|
|
'lon': msg.longitude,
|
|
'alt': msg.altitude
|
|
}
|
|
|
|
# ================================================================================
|
|
# 【新增】儲存 GPS 資料到 drone_gps 字典
|
|
# ================================================================================
|
|
self.drone_gps[drone_id] = {
|
|
'lat': msg.latitude,
|
|
'lon': msg.longitude,
|
|
'alt': msg.altitude
|
|
}
|
|
# ================================================================================
|
|
|
|
def local_vel_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'velocity')] = {
|
|
'vx': msg.x,
|
|
'vy': msg.y,
|
|
'vz': msg.z
|
|
}
|
|
|
|
def altitude_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'altitude')] = {
|
|
'altitude': msg.data
|
|
}
|
|
|
|
def local_pose_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'local_pose')] = {
|
|
'x': msg.x,
|
|
'y': msg.y,
|
|
'z': msg.z
|
|
}
|
|
|
|
def hud_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'hud')] = {
|
|
'airspeed': msg.airspeed,
|
|
'groundspeed': msg.groundspeed,
|
|
'heading': msg.heading,
|
|
'throttle': msg.throttle,
|
|
'alt': msg.altitude,
|
|
'climb': msg.climb
|
|
}
|
|
|
|
def loss_rate_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'loss_rate')] = {
|
|
'loss_rate': msg.data
|
|
}
|
|
|
|
def ping_callback(self, drone_id, msg):
|
|
self.latest_data[(drone_id, 'ping')] = {
|
|
'ping': msg.data
|
|
}
|
|
|
|
def start_serial_connection(self, port='/dev/ttyUSB0', baudrate=57600):
|
|
"""啟動串口 MAVLink 連接"""
|
|
connection_name = f"Serial_{port.replace('/', '_')}"
|
|
receiver = SerialMavlinkReceiver(port, baudrate, self.signals, connection_name)
|
|
receiver.start()
|
|
self.serial_receivers.append(receiver)
|
|
print(f"Started serial connection on {port} at {baudrate} baud")
|
|
return receiver |