This commit is contained in:
Robofish 2025-07-12 22:13:39 +08:00
parent ccb4a91e64
commit 2f3e6caa8d
14 changed files with 160 additions and 1404 deletions

13
nav.sh Executable file → Normal file
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@ -1,20 +1,19 @@
# 备场代码
source install/setup.bash
commands=(
# "/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/pub_aim.py"
"ros2 launch rm_nav_bringup bringup_real.launch.py \
world:=map2 \
world:=RC2026 \
mode:=nav \
lio:=fastlio \
localization:=icp \
lio_rviz:=false \
nav_rviz:=true"
"ros2 launch rm_simpal_move simple_move.launch.py"
# "ros2 topic pub /move_goal rm_msgs/msg/MoveGoal '{x: 0.596, y: 4.01, angle: 0.0, max_speed: 10.0, tolerance: 0.1, rotor: false}' --once"
#"ros2 topic pub /move_goal rm_msgs/msg/MoveGoal '{x: 13.58, y: -3.35, angle: 0.0, max_speed: 10.0, tolerance: 0.1, rotor: false}' --once"
# "ros2 topic pub /move_goal rm_msgs/msg/MoveGoal '{x: 0.54, y: -3.30, angle: 0.0, max_speed: 10.0, tolerance: 0.1, rotor: false}' --once"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/receive_and_pub.py"
# "/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/pub_self.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/R2_Serial.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/receive.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/slect.py map"
)
for cmd in "${commands[@]}"; do

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@ -1,16 +1,19 @@
# 备场代码
source install/setup.bash
commands=(
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/pub_aim.py"
"ros2 launch rm_nav_bringup bringup_real.launch.py \
world:=RC2025 \
world:=map1 \
mode:=nav \
lio:=fastlio \
localization:=icp \
lio_rviz:=false \
nav_rviz:=true"
"ros2 launch rm_simpal_move simple_move.launch.py"
"ros2 topic pub /move_goal rm_msgs/msg/MoveGoal '{x: 0.56, y: 3.960, angle: 0.0, max_speed: 10.0, tolerance: 0.1, rotor: false}' --once"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/R2_Serial.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/receive.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/slect.py map1"
)
for cmd in "${commands[@]}"; do

22
nav2.sh Normal file
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# 备场代码
source install/setup.bash
commands=(
"ros2 launch rm_nav_bringup bringup_real.launch.py \
world:=map2 \
mode:=nav \
lio:=fastlio \
localization:=icp \
lio_rviz:=false \
nav_rviz:=true"
"ros2 launch rm_simpal_move simple_move.launch.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/R2_Serial.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/receive.py"
"/bin/python3 /home/robofish/RC2025/src/rm_driver/rm_serial_driver/script/slect.py map2"
)
for cmd in "${commands[@]}"; do
gnome-terminal -- bash -c "source install/setup.bash; $cmd; exec bash"
sleep 0.5
done

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@ -1,129 +1,118 @@
import rclpy
from rclpy.node import Node
from sensor_msgs.msg import Imu
import tf2_ros
from tf2_ros import TransformException
from geometry_msgs.msg import TransformStamped
import math
import serial
import struct
from rm_msgs.msg import DataAim
class ImuAndTfMonitor(Node):
class R2SerialNode(Node):
def __init__(self):
super().__init__('imu_and_tf_monitor')
super().__init__('r2_serial_node')
# 初始化TF缓冲区和监听器
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
# 声明参数
self.declare_parameter('yaw_port', '/dev/ttyUSB0')
self.declare_parameter('distance_port', '/dev/ttyUSB1')
self.declare_parameter('baud_rate', 115200)
# 订阅IMU话题
self.imu_subscription = self.create_subscription(
Imu,
'/livox/imu',
self.imu_callback,
# 获取参数
self.yaw_port = self.get_parameter('yaw_port').get_parameter_value().string_value
self.distance_port = self.get_parameter('distance_port').get_parameter_value().string_value
self.baud_rate = self.get_parameter('baud_rate').get_parameter_value().integer_value
# 初始化串口
try:
self.yaw_serial = serial.Serial(self.yaw_port, self.baud_rate, timeout=1)
self.get_logger().info(f"Yaw serial port {self.yaw_port} opened successfully")
except Exception as e:
self.get_logger().error(f"Failed to open yaw serial port: {e}")
self.yaw_serial = None
try:
self.distance_serial = serial.Serial(self.distance_port, self.baud_rate, timeout=1)
self.get_logger().info(f"Distance serial port {self.distance_port} opened successfully")
except Exception as e:
self.get_logger().error(f"Failed to open distance serial port: {e}")
self.distance_serial = None
# 数据存储
self.yaw1 = 0.0
self.yaw2 = 0.0
self.distance1 = 0.0
self.distance2 = 0.0
# 订阅话题
self.sub1 = self.create_subscription(
DataAim,
'/chassis/data_aim',
self.data_aim_callback,
10
)
self.sub2 = self.create_subscription(
DataAim,
'/data_aim_r2',
self.data_aim_r2_callback,
10
)
# 创建定时器用于查询TF变换
self.tf_timer = self.create_timer(0.1, self.tf_timer_callback)
self.get_logger().info('IMU and TF Monitor started successfully.')
self.get_logger().info('Monitoring /livox/imu topic and TF transforms:')
self.get_logger().info('- base_link -> map')
self.get_logger().info('- r2_base_link -> map')
def imu_callback(self, msg: Imu):
"""处理IMU数据回调"""
# 将四元数转换为欧拉角
orientation = msg.orientation
roll, pitch, yaw = self.quaternion_to_euler(
orientation.x, orientation.y, orientation.z, orientation.w
)
self.get_logger().info(
f'[IMU Data] Frame: {msg.header.frame_id}\n'
f' Orientation (quaternion): x={orientation.x:.4f}, y={orientation.y:.4f}, '
f'z={orientation.z:.4f}, w={orientation.w:.4f}\n'
f' Orientation (euler): roll={math.degrees(roll):.2f}°, '
f'pitch={math.degrees(pitch):.2f}°, yaw={math.degrees(yaw):.2f}°\n'
f' Angular velocity: x={msg.angular_velocity.x:.4f}, '
f'y={msg.angular_velocity.y:.4f}, z={msg.angular_velocity.z:.4f} rad/s\n'
f' Linear acceleration: x={msg.linear_acceleration.x:.4f}, '
f'y={msg.linear_acceleration.y:.4f}, z={msg.linear_acceleration.z:.4f} m/s²'
)
def tf_timer_callback(self):
"""定时器回调查询TF变换"""
# 查询 base_link -> map 的变换
self.query_transform('map', 'base_link', 'base_link -> map')
# 查询 r2_base_link -> map 的变换
self.query_transform('map', 'r2_base_link', 'r2_base_link -> map')
def query_transform(self, target_frame: str, source_frame: str, description: str):
"""查询指定的坐标变换"""
self.get_logger().info("R2 Serial Node initialized")
def data_aim_callback(self, msg):
"""处理/data_aim话题的回调"""
self.yaw1 = msg.yaw
self.distance1 = msg.distance
self.get_logger().debug(f"Received data_aim: yaw={self.yaw1}, distance={self.distance1}")
self.send_data()
def data_aim_r2_callback(self, msg):
"""处理/data_aim_r2话题的回调"""
self.yaw2 = msg.yaw
self.distance2 = msg.distance
self.get_logger().debug(f"Received data_aim_r2: yaw={self.yaw2}, distance={self.distance2}")
self.send_data()
def send_data(self):
"""发送数据到串口"""
# 打包所有数据包头FF + yaw1 + distance1 + yaw2 + distance2 + 包尾FE
try:
# 获取最新可用的变换
transform: TransformStamped = self.tf_buffer.lookup_transform(
target_frame,
source_frame,
rclpy.time.Time(),
timeout=rclpy.duration.Duration(seconds=0.1)
)
# 包头FF + 四个float32值 + 包尾FE
all_data = struct.pack('<ffff', self.yaw1, self.distance1, self.yaw2, self.distance2) # 小端序
data_packet = b'\xFF' + all_data + b'\xFE'
# 提取位置和姿态信息
translation = transform.transform.translation
rotation = transform.transform.rotation
# 通过yaw串口发送
if self.yaw_serial and self.yaw_serial.is_open:
self.yaw_serial.write(data_packet)
print(f"Sent yaw data: {self.yaw1}, {self.yaw2}")
# 将四元数转换为欧拉角
roll, pitch, yaw = self.quaternion_to_euler(
rotation.x, rotation.y, rotation.z, rotation.w
)
# 通过distance串口发送相同数据
if self.distance_serial and self.distance_serial.is_open:
self.distance_serial.write(data_packet)
print(f"Sent distance data: {self.distance1}, {self.distance2}")
except Exception as e:
self.get_logger().error(f"Failed to send data: {e}")
self.get_logger().info(
f'[TF Transform] {description}:\n'
f' Position: x={translation.x:.4f}, y={translation.y:.4f}, z={translation.z:.4f}\n'
f' Orientation (quaternion): x={rotation.x:.4f}, y={rotation.y:.4f}, '
f'z={rotation.z:.4f}, w={rotation.w:.4f}\n'
f' Orientation (euler): roll={math.degrees(roll):.2f}°, '
f'pitch={math.degrees(pitch):.2f}°, yaw={math.degrees(yaw):.2f}°\n'
f' Timestamp: {transform.header.stamp.sec}.{transform.header.stamp.nanosec:09d}'
)
except TransformException as ex:
self.get_logger().warn(f'Failed to get transform {description}: {ex}')
def quaternion_to_euler(self, x, y, z, w):
"""将四元数转换为欧拉角 (roll, pitch, yaw)"""
# Roll (x-axis rotation)
sinr_cosp = 2 * (w * x + y * z)
cosr_cosp = 1 - 2 * (x * x + y * y)
roll = math.atan2(sinr_cosp, cosr_cosp)
# Pitch (y-axis rotation)
sinp = 2 * (w * y - z * x)
if abs(sinp) >= 1:
pitch = math.copysign(math.pi / 2, sinp) # 使用90度如果超出范围
else:
pitch = math.asin(sinp)
# Yaw (z-axis rotation)
siny_cosp = 2 * (w * z + x * y)
cosy_cosp = 1 - 2 * (y * y + z * z)
yaw = math.atan2(siny_cosp, cosy_cosp)
return roll, pitch, yaw
def __del__(self):
"""析构函数,关闭串口"""
if hasattr(self, 'yaw_serial') and self.yaw_serial and self.yaw_serial.is_open:
self.yaw_serial.close()
self.get_logger().info("Yaw serial port closed")
if hasattr(self, 'distance_serial') and self.distance_serial and self.distance_serial.is_open:
self.distance_serial.close()
self.get_logger().info("Distance serial port closed")
def main(args=None):
rclpy.init(args=args)
node = ImuAndTfMonitor()
try:
node = R2SerialNode()
rclpy.spin(node)
except KeyboardInterrupt:
node.get_logger().info('Shutting down IMU and TF Monitor...')
pass
except Exception as e:
node.get_logger().error(f'An error occurred: {e}')
print(f"Error in main: {e}")
finally:
node.destroy_node()
if 'node' in locals():
node.destroy_node()
rclpy.shutdown()
if __name__ == '__main__':

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#!/usr/bin/env python3
import rclpy
from rclpy.node import Node
import serial
import struct
from rm_msgs.msg import DataAim # 假设使用DataAim消息类型您可以根据实际消息类型调整
class AimDataSerial(Node):
def __init__(self):
super().__init__('aim_data_serial')
# 串口配置
self.serial_port = '/dev/upper' # 根据实际串口设备调整
self.baud_rate = 115200
try:
self.serial_conn = serial.Serial(
port=self.serial_port,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial port {self.serial_port} opened successfully')
except Exception as e:
self.get_logger().error(f'Failed to open serial port: {e}')
return
# 订阅话题
self.subscription = self.create_subscription(
DataAim, # 根据实际消息类型调整
'/chassis/data_aim',
self.aim_callback,
10
)
self.get_logger().info('Aim data serial node started')
def aim_callback(self, msg):
try:
# 提取yaw和distance数据
# 根据实际消息结构调整这里假设使用Point32的x和y字段
# yaw = msg.yaw
distance_r2 = msg.yaw
distance = msg.distance
z = 0.0
self.get_logger().info(f'Received - distance: {distance}, distance_r2: {distance_r2}')
# 构建发送数据包
# 格式: 包头(0xFF) + yaw(4字节float) + distance(4字节float) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', distance)) # yaw (小端序float)
packet.extend(struct.pack('<f', distance_r2))
packet.extend(struct.pack('<f', z)) # distance (小端序float)
packet.append(0xFE) # 包尾
# 发送数据
self.serial_conn.write(packet)
self.get_logger().debug(f'Sent packet: {packet.hex()}')
except Exception as e:
self.get_logger().error(f'Error in aim_callback: {e}')
def __del__(self):
if hasattr(self, 'serial_conn') and self.serial_conn.is_open:
self.serial_conn.close()
self.get_logger().info('Serial port closed')
def main(args=None):
rclpy.init(args=args)
try:
node = AimDataSerial()
rclpy.spin(node)
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

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#!/usr/bin/env python3
import rclpy
from rclpy.node import Node
import serial
import struct
from rm_msgs.msg import DataAim # 假设使用DataAim消息类型您可以根据实际消息类型调整
class AimDataSerial(Node):
def __init__(self):
super().__init__('aim_data_serial')
# 串口配置
self.serial_port = '/dev/underpan' # 根据实际串口设备调整
self.baud_rate = 115200
try:
self.serial_conn = serial.Serial(
port=self.serial_port,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial port {self.serial_port} opened successfully')
except Exception as e:
self.get_logger().error(f'Failed to open serial port: {e}')
return
# 订阅话题
self.subscription = self.create_subscription(
DataAim, # 根据实际消息类型调整
'/chassis/data_aim',
self.aim_callback,
10
)
self.get_logger().info('Aim data serial node started')
def aim_callback(self, msg):
try:
# 提取yaw和distance数据
# 根据实际消息结构调整这里假设使用Point32的x和y字段
yaw = msg.yaw
yaw_r2 =msg.distance
# distance = msg.distance
self.get_logger().info(f'Received - yaw: {yaw},yaw_r2: {yaw_r2}')
# 构建发送数据包
# 格式: 包头(0xFF) + yaw(4字节float) + distance(4字节float) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', yaw)) # yaw (小端序float)
packet.extend(struct.pack('<f', yaw_r2)) # distance (小端序float)
packet.append(0xFE) # 包尾
# 发送数据
self.serial_conn.write(packet)
self.get_logger().debug(f'Sent packet: {packet.hex()}')
except Exception as e:
self.get_logger().error(f'Error in aim_callback: {e}')
def __del__(self):
if hasattr(self, 'serial_conn') and self.serial_conn.is_open:
self.serial_conn.close()
self.get_logger().info('Serial port closed')
def main(args=None):
rclpy.init(args=args)
try:
node = AimDataSerial()
rclpy.spin(node)
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

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#!/usr/bin/env python3
import rclpy
from rclpy.node import Node
import serial
import struct
import tf2_ros
from geometry_msgs.msg import TransformStamped
from tf2_geometry_msgs import do_transform_pose
from geometry_msgs.msg import PoseStamped
import math
class SelfPositionSerial(Node):
def __init__(self):
super().__init__('self_position_serial')
# 串口配置
self.serial_port = '/dev/ttyUSB2' # 根据实际串口设备调整
self.baud_rate = 115200
try:
self.serial_conn = serial.Serial(
port=self.serial_port,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial port {self.serial_port} opened successfully')
except Exception as e:
self.get_logger().error(f'Failed to open serial port: {e}')
return
# TF监听器
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
# 定时器,定期发送位置信息
self.timer = self.create_timer(0.1, self.send_position) # 10Hz
self.get_logger().info('Self position serial node started')
def send_position(self):
try:
# 获取base_link在map下的位置
transform = self.tf_buffer.lookup_transform(
'map', 'base_link', rclpy.time.Time())
# 提取位置和朝向
x = transform.transform.translation.x
y = transform.transform.translation.y
z = transform.transform.translation.z
# 计算yaw角从四元数
quat = transform.transform.rotation
yaw = math.atan2(2.0 * (quat.w * quat.z + quat.x * quat.y),
1.0 - 2.0 * (quat.y * quat.y + quat.z * quat.z))
self.get_logger().debug(f'Position - x: {x:.3f}, y: {y:.3f}, z: {z:.3f}, yaw: {yaw:.3f}')
# 构建发送数据包
# 格式: 包头(0xFF) + x(4字节) + y(4字节) + z(4字节) + yaw(4字节) + 校验和(1字节) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', x)) # x坐标
packet.extend(struct.pack('<f', y)) # y坐标
packet.extend(struct.pack('<f', z)) # z坐标
packet.extend(struct.pack('<f', yaw)) # yaw角
packet.append(0xFE) # 包尾
# 发送数据
self.serial_conn.write(packet)
self.get_logger().debug(f'Sent position packet: {packet.hex()}')
except Exception as e:
self.get_logger().warn(f'Failed to get transform or send data: {e}')
def __del__(self):
if hasattr(self, 'serial_conn') and self.serial_conn.is_open:
self.serial_conn.close()
self.get_logger().info('Serial port closed')
def main(args=None):
rclpy.init(args=args)
try:
node = SelfPositionSerial()
rclpy.spin(node)
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

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import serial
import struct
import rclpy
from rclpy.node import Node
from geometry_msgs.msg import PointStamped, TransformStamped
from rm_msgs.msg import DataAim
import tf2_ros
import tf2_geometry_msgs
import math
# 串口参数
SERIAL_PORT = '/dev/ttyACM0' # 根据实际情况修改
BAUDRATE = 115200
# 数据包格式
PACKET_FORMAT = '<BfffB' # 1字节int8头3个float1字节int8尾
PACKET_SIZE = struct.calcsize(PACKET_FORMAT)
HEADER = 0xAA
TAIL = 0xBB
class SerialReceiver(Node):
def __init__(self):
super().__init__('serial_receiver')
# 创建发布者
self.point_publisher = self.create_publisher(PointStamped, 'r2_map_point', 10)
self.data_aim_publisher = self.create_publisher(DataAim, 'data_aim_r2', 10)
# 创建TF监听器和广播器
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
self.tf_broadcaster = tf2_ros.TransformBroadcaster(self)
# 串口初始化
self.ser = serial.Serial(SERIAL_PORT, BAUDRATE, timeout=1)
self.get_logger().info(f"打开串口 {SERIAL_PORT},波特率 {BAUDRATE}")
# 创建定时器用于读取串口数据
self.timer = self.create_timer(0.01, self.read_serial_data) # 10ms
self.buffer = bytearray()
def read_serial_data(self):
try:
data = self.ser.read(1)
if data:
self.buffer += data
# 保证缓冲区长度不超过一个包
if len(self.buffer) > PACKET_SIZE:
self.buffer = self.buffer[-PACKET_SIZE:]
# 检查是否有完整包
if len(self.buffer) >= PACKET_SIZE:
# 检查包头和包尾
if self.buffer[0] == HEADER and self.buffer[PACKET_SIZE-1] == TAIL:
# 解析数据
_, x, y, z, _ = struct.unpack(PACKET_FORMAT, self.buffer[:PACKET_SIZE])
self.get_logger().info(f"接收到数据: x={x:.3f}, y={y:.3f}, z={z:.3f}")
# 发布map坐标点
self.publish_map_point(x, y, z)
# 发布R2的TF变换
self.publish_r2_tf(x, y, z)
# 计算相对于base_link的角度和距离
self.calculate_and_publish_data_aim(x, y, z)
self.buffer = self.buffer[PACKET_SIZE:] # 移除已处理数据
else:
# 移除第一个字节,继续查找包头
self.buffer = self.buffer[1:]
except Exception as e:
self.get_logger().error(f"读取串口数据错误: {e}")
def publish_map_point(self, x, y, z):
"""发布地图坐标点"""
point_msg = PointStamped()
point_msg.header.frame_id = 'map'
point_msg.header.stamp = self.get_clock().now().to_msg()
point_msg.point.x = x
point_msg.point.y = y
point_msg.point.z = z
self.point_publisher.publish(point_msg)
def publish_r2_tf(self, x, y, z):
"""发布R2的TF变换"""
transform = TransformStamped()
# 设置header
transform.header.stamp = self.get_clock().now().to_msg()
transform.header.frame_id = 'map'
transform.child_frame_id = 'r2_robot'
# 设置位置
transform.transform.translation.x = x
transform.transform.translation.y = y
transform.transform.translation.z = z
# 设置旋转假设R2面向x轴正方向无旋转
transform.transform.rotation.x = 0.0
transform.transform.rotation.y = 0.0
transform.transform.rotation.z = 0.0
transform.transform.rotation.w = 1.0
# 发布TF变换
self.tf_broadcaster.sendTransform(transform)
def calculate_and_publish_data_aim(self, x, y, z):
"""计算相对于base_link的角度和距离并发布DataAim消息"""
try:
# 创建map坐标系下的点
point_stamped = PointStamped()
point_stamped.header.frame_id = 'map'
point_stamped.header.stamp = self.get_clock().now().to_msg()
point_stamped.point.x = x
point_stamped.point.y = y
point_stamped.point.z = z
# 获取从map到base_link的变换
transform = self.tf_buffer.lookup_transform(
'base_link', 'map', rclpy.time.Time())
# 将点变换到base_link坐标系
point_base_link = tf2_geometry_msgs.do_transform_point(point_stamped, transform)
# 计算距离
distance = math.sqrt(
point_base_link.point.x**2 +
point_base_link.point.y**2 +
point_base_link.point.z**2
)
# 计算yaw角度绕z轴旋转角度
yaw = math.atan2(point_base_link.point.y, point_base_link.point.x)
# 发布DataAim消息
data_aim_msg = DataAim()
data_aim_msg.yaw = yaw
data_aim_msg.distance = distance
self.data_aim_publisher.publish(data_aim_msg)
self.get_logger().info(f"发布DataAim: yaw={yaw:.3f} rad, distance={distance:.3f} m")
except (tf2_ros.LookupException, tf2_ros.ConnectivityException, tf2_ros.ExtrapolationException) as e:
self.get_logger().warn(f"TF变换失败: {e}")
def destroy_node(self):
"""节点销毁时关闭串口"""
if hasattr(self, 'ser') and self.ser.is_open:
self.ser.close()
super().destroy_node()
def main(args=None):
rclpy.init(args=args)
receiver = SerialReceiver()
try:
rclpy.spin(receiver)
except KeyboardInterrupt:
print("接收中断,退出程序。")
finally:
receiver.destroy_node()
rclpy.shutdown()
if __name__ == '__main__':
main()

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@ -1,274 +0,0 @@
import rclpy
from rclpy.node import Node
import serial
import struct
import tf2_ros
from geometry_msgs.msg import TransformStamped
from rm_msgs.msg import DataAim
import math
import threading
from rclpy.executors import MultiThreadedExecutor
class ReceiveAndPubNode(Node):
def __init__(self):
super().__init__('receive_and_pub')
# 串口配置
self.receive_port = '/dev/r2' # 接收串口
self.send_port = '/dev/underpan'
self.send_port_upper = '/dev/upper' # 发送串口
self.baud_rate = 115200
try:
# 接收串口
self.receive_serial = serial.Serial(
port=self.receive_port,
baudrate=self.baud_rate,
timeout=0.1
)
# 发送串口
self.send_serial = serial.Serial(
port=self.send_port,
baudrate=self.baud_rate,
timeout=1
)
self.send_serial_upper = serial.Serial(
port=self.send_port_upper,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial ports opened: {self.receive_port}, {self.send_port},{self.send_port_upper}')
except Exception as e:
self.get_logger().error(f'Failed to open serial ports: {e}')
return
# TF广播器和监听器
self.tf_broadcaster = tf2_ros.TransformBroadcaster(self)
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
# 订阅瞄准数据
self.subscription = self.create_subscription(
DataAim,
'/chassis/data_aim',
self.aim_callback,
10
)
# 存储接收到的位置信息和瞄准数据
self.received_position = {'x': 0.0, 'y': 0.0, 'z': 0.0, 'yaw': 0.0, 'valid': False}
self.aim_data = {'yaw': 0.0, 'distance': 0.0, 'valid': False}
# R1->base_link坐标监听结果存储在self.transform_position
self.transform_position = {'x': 0.0, 'y': 0.0}
self.r1_tf_timer = self.create_timer(0.05, self._update_r1_position)
# 启动接收线程
self.receive_thread = threading.Thread(target=self.receive_position_thread)
self.receive_thread.daemon = True
self.receive_thread.start()
# 定时发送数据
self.send_timer = self.create_timer(0.005, self.send_target_data) # 10Hz
self.get_logger().info('Receive and pub node started')
def receive_position_thread(self):
buffer = bytearray()
while rclpy.ok():
try:
if self.receive_serial.in_waiting > 0:
data = self.receive_serial.read(self.receive_serial.in_waiting)
buffer.extend(data)
# 查找完整的数据包
while len(buffer) >= 18: # 包头(1) + 4个float(16) + 包尾(1) = 18字节
# 查找包头
start_idx = buffer.find(0xFF)
if start_idx == -1:
break
# 移除包头前的数据
if start_idx > 0:
buffer = buffer[start_idx:]
# 检查包长度
if len(buffer) < 18:
break
# 查找包尾
if buffer[17] == 0xFE:
# 解析数据
try:
x = struct.unpack('<f', buffer[1:5])[0]
y = struct.unpack('<f', buffer[5:9])[0]
z = struct.unpack('<f', buffer[9:13])[0]
yaw = struct.unpack('<f', buffer[13:17])[0]
self.received_position = {
'x': x, 'y': y, 'z': z, 'yaw': yaw, 'valid': True
}
# 发布tf变换
self.publish_r2_transform(x, y, z, yaw)
# self.get_logger().info(f' Received R2 position: x={x:.3f}, y={y:.3f}, z={z:.3f}, yaw={yaw:.3f}')
except struct.error as e:
self.get_logger().warn(f'⚠️ Data parsing error: {e}')
# 移除已处理的数据包
buffer = buffer[18:]
else:
# 包尾不匹配,移除包头继续查找
buffer = buffer[1:]
else:
# 避免忙等待
import time
time.sleep(0.001)
except Exception as e:
self.get_logger().error(f' Error in receive thread: {e}')
def publish_r2_transform(self, x, y, z, yaw):
"""发布R2到map的tf变换"""
try:
t = TransformStamped()
t.header.stamp = self.get_clock().now().to_msg()
t.header.frame_id = 'map'
t.child_frame_id = 'R2'
t.transform.translation.x = x
t.transform.translation.y = y
t.transform.translation.z = z
# 将yaw角转换为四元数
t.transform.rotation.x = 0.0
t.transform.rotation.y = 0.0
t.transform.rotation.z = math.sin(yaw / 2.0)
t.transform.rotation.w = math.cos(yaw / 2.0)
self.tf_broadcaster.sendTransform(t)
except Exception as e:
self.get_logger().error(f'Error publishing tf: {e}')
def aim_callback(self, msg):
"""接收瞄准数据"""
try:
self.aim_data = {
'yaw': msg.yaw,
'distance': msg.distance,
'valid': True
}
self.get_logger().debug(f'Received aim data: yaw={msg.yaw:.3f}, distance={msg.distance:.3f}')
except Exception as e:
self.get_logger().error(f'Error in aim callback: {e}')
def get_r2_target_data(self):
"""获取R2的瞄准数据"""
try:
if not self.received_position['valid']:
return 0.0, 0.0
# 这里可以根据R2的位置计算目标数据
# 简化处理返回R2的yaw角和到原点的距离
r2_yaw = math.atan2(self.transform_position['y'], self.transform_position['x'])
if r2_yaw > 1.57:
r2_yaw = r2_yaw - 3.14
if r2_yaw < -1.57:
r2_yaw = r2_yaw + 3.14
r2_distance = math.sqrt(
(self.transform_position['x'])**2 +
self.transform_position['y']**2
)
return r2_yaw, r2_distance
except Exception as e:
self.get_logger().error(f'Error getting R2 target data: {e}')
return 0.0, 0.0
def send_target_data(self):
"""发送目标数据"""
try:
# 获取原始目标数据
if self.aim_data['valid']:
original_yaw = self.aim_data['yaw']
original_distance = self.aim_data['distance']
else:
original_yaw = 0.0
original_distance = 0.0
# 获取R2目标数据
r2_yaw, r2_distance = self.get_r2_target_data()
# 构建发送数据包
# 格式: 包头(0xFF) + original_yaw(4字节) + original_distance(4字节) + r2_yaw(4字节) + r2_distance(4字节) + 校验和(1字节) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
# packet.extend(struct.pack('<f', original_distance)) # 原始distance
packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
# packet.extend(struct.pack('<f', r2_distance)) # R2 distance
packet.append(0xFE) # 包尾
packet_upper = bytearray()
packet_upper.append(0xFF) # 包头
# packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
packet_upper.extend(struct.pack('<f', original_distance)) # 原始distance
# packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
packet_upper.extend(struct.pack('<f', r2_distance)) # R2 distance
# 计算校验和
checksum = 0
packet_upper.append(0xFE) # 包尾
# 发送数据
self.send_serial.write(packet)
self.send_serial_upper.write(packet_upper)
self.get_logger().info(f'Sent target packet: original({original_yaw:.3f},{original_distance:.3f}) R2({r2_yaw:.3f},{r2_distance:.3f})')
except Exception as e:
self.get_logger().error(f'Error sending target data: {e}')
def _update_r1_position(self):
try:
trans = self.tf_buffer.lookup_transform(
'R2', # 目标坐标系(修正)
'base_link', # 源坐标系(修正)
rclpy.time.Time()
)
self.transform_position['x'] = trans.transform.translation.x
self.transform_position['y'] = trans.transform.translation.y
except Exception:
pass
def __del__(self):
if hasattr(self, 'receive_serial') and self.receive_serial.is_open:
self.receive_serial.close()
if hasattr(self, 'send_serial') and self.send_serial.is_open:
self.send_serial.close()
if hasattr(self, 'send_serial_upper') and self.send_serial_upper.is_open:
self.send_serial_upper.close()
self.get_logger().info('Serial ports closed')
def main(args=None):
rclpy.init(args=args)
try:
node = ReceiveAndPubNode()
executor = MultiThreadedExecutor()
executor.add_node(node)
executor.spin()
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

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@ -1,274 +0,0 @@
import rclpy
from rclpy.node import Node
import serial
import struct
import tf2_ros
from geometry_msgs.msg import TransformStamped
from rm_msgs.msg import DataAim
import math
import threading
from rclpy.executors import MultiThreadedExecutor
class ReceiveAndPubNode(Node):
def __init__(self):
super().__init__('receive_and_pub')
# 串口配置
self.receive_port = '/dev/r2' # 接收串口
self.send_port = '/dev/underpan'
self.send_port_upper = '/dev/upper' # 发送串口
self.baud_rate = 115200
try:
# 接收串口
self.receive_serial = serial.Serial(
port=self.receive_port,
baudrate=self.baud_rate,
timeout=0.1
)
# 发送串口
self.send_serial = serial.Serial(
port=self.send_port,
baudrate=self.baud_rate,
timeout=1
)
self.send_serial_upper = serial.Serial(
port=self.send_port_upper,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial ports opened: {self.receive_port}, {self.send_port},{self.send_port_upper}')
except Exception as e:
self.get_logger().error(f'Failed to open serial ports: {e}')
return
# TF广播器和监听器
self.tf_broadcaster = tf2_ros.TransformBroadcaster(self)
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
# 订阅瞄准数据
self.subscription = self.create_subscription(
DataAim,
'/chassis/data_aim',
self.aim_callback,
10
)
# 存储接收到的位置信息和瞄准数据
self.received_position = {'x': 0.0, 'y': 0.0, 'z': 0.0, 'yaw': 0.0, 'valid': False}
self.aim_data = {'yaw': 0.0, 'distance': 0.0, 'valid': False}
# R1->base_link坐标监听结果存储在self.transform_position
self.transform_position = {'x': 0.0, 'y': 0.0}
self.r1_tf_timer = self.create_timer(0.05, self._update_r1_position)
# 启动接收线程
self.receive_thread = threading.Thread(target=self.receive_position_thread)
self.receive_thread.daemon = True
self.receive_thread.start()
# 定时发送数据
self.send_timer = self.create_timer(0.1, self.send_target_data) # 10Hz
self.get_logger().info('Receive and pub node started')
def receive_position_thread(self):
buffer = bytearray()
while rclpy.ok():
try:
if self.receive_serial.in_waiting > 0:
data = self.receive_serial.read(self.receive_serial.in_waiting)
buffer.extend(data)
# 查找完整的数据包
while len(buffer) >= 18: # 包头(1) + 4个float(16) + 包尾(1) = 18字节
# 查找包头
start_idx = buffer.find(0xFF)
if start_idx == -1:
break
# 移除包头前的数据
if start_idx > 0:
buffer = buffer[start_idx:]
# 检查包长度
if len(buffer) < 18:
break
# 查找包尾
if buffer[17] == 0xFE:
# 解析数据
try:
x = struct.unpack('<f', buffer[1:5])[0]
y = struct.unpack('<f', buffer[5:9])[0]
z = struct.unpack('<f', buffer[9:13])[0]
yaw = struct.unpack('<f', buffer[13:17])[0]
self.received_position = {
'x': x, 'y': y, 'z': z, 'yaw': yaw, 'valid': True
}
# 发布tf变换
self.publish_r2_transform(x, y, z, yaw)
# self.get_logger().info(f' Received R2 position: x={x:.3f}, y={y:.3f}, z={z:.3f}, yaw={yaw:.3f}')
except struct.error as e:
self.get_logger().warn(f'⚠️ Data parsing error: {e}')
# 移除已处理的数据包
buffer = buffer[18:]
else:
# 包尾不匹配,移除包头继续查找
buffer = buffer[1:]
else:
# 避免忙等待
import time
time.sleep(0.001)
except Exception as e:
self.get_logger().error(f' Error in receive thread: {e}')
def publish_r2_transform(self, x, y, z, yaw):
"""发布R2到map的tf变换"""
try:
t = TransformStamped()
t.header.stamp = self.get_clock().now().to_msg()
t.header.frame_id = 'map'
t.child_frame_id = 'R2'
t.transform.translation.x = x
t.transform.translation.y = y
t.transform.translation.z = z
# 将yaw角转换为四元数
t.transform.rotation.x = 0.0
t.transform.rotation.y = 0.0
t.transform.rotation.z = math.sin(yaw / 2.0)
t.transform.rotation.w = math.cos(yaw / 2.0)
self.tf_broadcaster.sendTransform(t)
except Exception as e:
self.get_logger().error(f'Error publishing tf: {e}')
def aim_callback(self, msg):
"""接收瞄准数据"""
try:
self.aim_data = {
'yaw': msg.yaw,
'distance': msg.distance,
'valid': True
}
self.get_logger().debug(f'Received aim data: yaw={msg.yaw:.3f}, distance={msg.distance:.3f}')
except Exception as e:
self.get_logger().error(f'Error in aim callback: {e}')
def get_r2_target_data(self):
"""获取R2的瞄准数据"""
try:
if not self.received_position['valid']:
return 0.0, 0.0
# 这里可以根据R2的位置计算目标数据
# 简化处理返回R2的yaw角和到原点的距离
r2_yaw = math.atan2(self.transform_position['y'], self.transform_position['x'])
if r2_yaw > 1.57:
r2_yaw = r2_yaw - 3.14
if r2_yaw < -1.57:
r2_yaw = r2_yaw + 3.14
r2_distance = math.sqrt(
(self.transform_position['x'])**2 +
self.transform_position['y']**2
)
return r2_yaw, r2_distance
except Exception as e:
self.get_logger().error(f'Error getting R2 target data: {e}')
return 0.0, 0.0
def send_target_data(self):
"""发送目标数据"""
try:
# 获取原始目标数据
if self.aim_data['valid']:
original_yaw = self.aim_data['yaw']
original_distance = self.aim_data['distance']
else:
original_yaw = 0.0
original_distance = 0.0
# 获取R2目标数据
r2_yaw, r2_distance = self.get_r2_target_data()
# 构建发送数据包
# 格式: 包头(0xFF) + original_yaw(4字节) + original_distance(4字节) + r2_yaw(4字节) + r2_distance(4字节) + 校验和(1字节) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
# packet.extend(struct.pack('<f', original_distance)) # 原始distance
packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
# packet.extend(struct.pack('<f', r2_distance)) # R2 distance
packet.append(0xFE) # 包尾
packet_upper = bytearray()
packet_upper.append(0xFF) # 包头
# packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
packet_upper.extend(struct.pack('<f', original_distance)) # 原始distance
# packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
packet_upper.extend(struct.pack('<f', r2_distance)) # R2 distance
# 计算校验和
checksum = 0
packet_upper.append(0xFE) # 包尾
# 发送数据
self.send_serial.write(packet)
self.send_serial_upper.write(packet_upper)
self.get_logger().info(f'Sent target packet: original({original_yaw:.3f},{original_distance:.3f}) R2({r2_yaw:.3f},{r2_distance:.3f})')
except Exception as e:
self.get_logger().error(f'Error sending target data: {e}')
def _update_r1_position(self):
try:
trans = self.tf_buffer.lookup_transform(
'R2', # 目标坐标系(修正)
'base_link', # 源坐标系(修正)
rclpy.time.Time()
)
self.transform_position['x'] = trans.transform.translation.x
self.transform_position['y'] = trans.transform.translation.y
except Exception:
pass
def __del__(self):
if hasattr(self, 'receive_serial') and self.receive_serial.is_open:
self.receive_serial.close()
if hasattr(self, 'send_serial') and self.send_serial.is_open:
self.send_serial.close()
if hasattr(self, 'send_serial_upper') and self.send_serial_upper.is_open:
self.send_serial_upper.close()
self.get_logger().info('Serial ports closed')
def main(args=None):
rclpy.init(args=args)
try:
node = ReceiveAndPubNode()
executor = MultiThreadedExecutor()
executor.add_node(node)
executor.spin()
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

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@ -1,294 +0,0 @@
import rclpy
from rclpy.node import Node
import serial
import struct
import tf2_ros
from geometry_msgs.msg import TransformStamped
from sensor_msgs.msg import Imu
from rm_msgs.msg import DataAim
import math
import threading
from rclpy.executors import MultiThreadedExecutor
class ReceiveAndPubNode(Node):
def __init__(self):
super().__init__('receive_and_pub')
# 串口配置
self.receive_port = '/dev/ttyUSB2' # 接收串口
self.send_port = '/dev/ttyUSB0'
self.send_port_upper = '/dev/ttyUSB1' # 发送串口
self.baud_rate = 115200
self.imu_angular_z = 0.0
self.imu_subscription = self.create_subscription(
Imu,
'/livox/imu',
self.imu_callback,
10
)
try:
# 接收串口
self.receive_serial = serial.Serial(
port=self.receive_port,
baudrate=self.baud_rate,
timeout=0.1
)
# 发送串口
self.send_serial = serial.Serial(
port=self.send_port,
baudrate=self.baud_rate,
timeout=1
)
self.send_serial_upper = serial.Serial(
port=self.send_port_upper,
baudrate=self.baud_rate,
timeout=1
)
self.get_logger().info(f'Serial ports opened: {self.receive_port}, {self.send_port},{self.send_port_upper}')
except Exception as e:
self.get_logger().error(f'Failed to open serial ports: {e}')
return
# TF广播器和监听器
self.tf_broadcaster = tf2_ros.TransformBroadcaster(self)
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
# 订阅瞄准数据
self.subscription = self.create_subscription(
DataAim,
'/chassis/data_aim',
self.aim_callback,
10
)
# 存储接收到的位置信息和瞄准数据
self.received_position = {'x': 0.0, 'y': 0.0, 'z': 0.0, 'yaw': 0.0, 'valid': False}
self.aim_data = {'yaw': 0.0, 'distance': 0.0, 'valid': False}
# R1->base_link坐标监听结果存储在self.transform_position
self.transform_position = {'x': 0.0, 'y': 0.0}
self.r1_tf_timer = self.create_timer(0.01, self._update_r1_position)
# 启动接收线程
self.receive_thread = threading.Thread(target=self.receive_position_thread)
self.receive_thread.daemon = True
self.receive_thread.start()
# 定时发送数据
self.send_timer = self.create_timer(0.1, self.send_target_data) # 10Hz
self.get_logger().info('Receive and pub node started')
def imu_callback(self, msg):
"""接收IMU数据提取angular.z"""
try:
# self.imu_angular_z = msg.angular_velocity.z
# self.imu_angular_z = -self.imu_angular_z # 取反
# self.get_logger().debug(f'IMU angular.z: {self.imu_angular_z:.3f}')
self.imu_angular_z = 0.0
except Exception as e:
self.get_logger().error(f'Error in imu callback: {e}')
def receive_position_thread(self):
buffer = bytearray()
while rclpy.ok():
try:
if self.receive_serial.in_waiting > 0:
data = self.receive_serial.read(self.receive_serial.in_waiting)
buffer.extend(data)
# 查找完整的数据包
while len(buffer) >= 18: # 包头(1) + 4个float(16) + 包尾(1) = 18字节
# 查找包头
start_idx = buffer.find(0xFF)
if start_idx == -1:
break
# 移除包头前的数据
if start_idx > 0:
buffer = buffer[start_idx:]
# 检查包长度
if len(buffer) < 18:
break
# 查找包尾
if buffer[17] == 0xFE:
# 解析数据
try:
x = struct.unpack('<f', buffer[1:5])[0]
y = struct.unpack('<f', buffer[5:9])[0]
z = struct.unpack('<f', buffer[9:13])[0]
yaw = struct.unpack('<f', buffer[13:17])[0]
self.received_position = {
'x': x, 'y': y, 'z': z, 'yaw': yaw, 'valid': True
}
# 发布tf变换
self.publish_r2_transform(x, y, z, yaw)
# self.get_logger().info(f' Received R2 position: x={x:.3f}, y={y:.3f}, z={z:.3f}, yaw={yaw:.3f}')
except struct.error as e:
self.get_logger().warn(f'⚠️ Data parsing error: {e}')
# 移除已处理的数据包
buffer = buffer[18:]
else:
# 包尾不匹配,移除包头继续查找
buffer = buffer[1:]
else:
# 避免忙等待
import time
time.sleep(0.001)
except Exception as e:
self.get_logger().error(f' Error in receive thread: {e}')
def publish_r2_transform(self, x, y, z, yaw):
"""发布R2到map的tf变换"""
try:
t = TransformStamped()
t.header.stamp = self.get_clock().now().to_msg()
t.header.frame_id = 'map'
t.child_frame_id = 'R2'
t.transform.translation.x = x
t.transform.translation.y = y
t.transform.translation.z = z
# 将yaw角转换为四元数
t.transform.rotation.x = 0.0
t.transform.rotation.y = 0.0
t.transform.rotation.z = math.sin(yaw / 2.0)
t.transform.rotation.w = math.cos(yaw / 2.0)
self.tf_broadcaster.sendTransform(t)
except Exception as e:
self.get_logger().error(f'Error publishing tf: {e}')
def aim_callback(self, msg):
"""接收瞄准数据"""
try:
self.aim_data = {
'yaw': msg.yaw,
'distance': msg.distance,
'valid': True
}
self.get_logger().debug(f'Received aim data: yaw={msg.yaw:.3f}, distance={msg.distance:.3f}')
except Exception as e:
self.get_logger().error(f'Error in aim callback: {e}')
def get_r2_target_data(self):
"""获取R2的瞄准数据"""
try:
if not self.received_position['valid']:
return 0.0, 0.0
# 这里可以根据R2的位置计算目标数据
# 简化处理返回R2的yaw角和到原点的距离
r2_yaw = math.atan2(self.transform_position['y'], self.transform_position['x'])
if r2_yaw > 1.57:
r2_yaw = r2_yaw - 3.14
if r2_yaw < -1.57:
r2_yaw = r2_yaw + 3.14
r2_distance = math.sqrt(
(self.transform_position['x'])**2 +
self.transform_position['y']**2
)
return r2_yaw, r2_distance
except Exception as e:
self.get_logger().error(f'Error getting R2 target data: {e}')
return 0.0, 0.0
def send_target_data(self):
"""发送目标数据"""
try:
# 获取原始目标数据
if self.aim_data['valid']:
original_yaw = self.aim_data['yaw']
original_distance = self.aim_data['distance']
else:
original_yaw = 0.0
original_distance = 0.0
# 获取R2目标数据
r2_yaw, r2_distance = self.get_r2_target_data()
# 构建发送数据包
# 格式: 包头(0xFF) + original_yaw(4字节) + original_distance(4字节) + r2_yaw(4字节) + r2_distance(4字节) + 校验和(1字节) + 包尾(0xFE)
packet = bytearray()
packet.append(0xFF) # 包头
packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
# packet.extend(struct.pack('<f', original_distance)) # 原始distance
packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
# packet.extend(struct.pack('<f', r2_distance)) # R2 distance
# 添加IMU angular.z 到 underpan 的第三个数据
packet.extend(struct.pack('<f', self.imu_angular_z)) # 新增IMU angular.z
packet.append(0xFE) # 包尾
packet_upper = bytearray()
packet_upper.append(0xFF) # 包头
# packet.extend(struct.pack('<f', original_yaw)) # 原始yaw
packet_upper.extend(struct.pack('<f', original_distance)) # 原始distance
# packet.extend(struct.pack('<f', r2_yaw)) # R2 yaw
packet_upper.extend(struct.pack('<f', r2_distance)) # R2 distance
# 计算校验和
checksum = 0
packet_upper.append(0xFE) # 包尾
# 发送数据
self.send_serial.write(packet)
self.send_serial_upper.write(packet_upper)
self.get_logger().info(f'Sent target packet: original({original_yaw:.3f},{original_distance:.3f}) R2({r2_yaw:.3f},{r2_distance:.3f}) IMU_z({self.imu_angular_z:.3f})')
except Exception as e:
self.get_logger().error(f'Error sending target data: {e}')
def _update_r1_position(self):
try:
trans = self.tf_buffer.lookup_transform(
'base_link',
'R2',
rclpy.time.Time()
)
self.transform_position['x'] = trans.transform.translation.x
self.transform_position['y'] = trans.transform.translation.y
except Exception:
pass
def __del__(self):
if hasattr(self, 'receive_serial') and self.receive_serial.is_open:
self.receive_serial.close()
if hasattr(self, 'send_serial') and self.send_serial.is_open:
self.send_serial.close()
if hasattr(self, 'send_serial_upper') and self.send_serial_upper.is_open:
self.send_serial_upper.close()
self.get_logger().info('Serial ports closed')
def main(args=None):
rclpy.init(args=args)
try:
node = ReceiveAndPubNode()
executor = MultiThreadedExecutor()
executor.add_node(node)
executor.spin()
except KeyboardInterrupt:
pass
finally:
if rclpy.ok():
rclpy.shutdown()
if __name__ == '__main__':
main()

View File

@ -3,10 +3,21 @@ from rclpy.node import Node
from rm_msgs.msg import MoveGoal
from geometry_msgs.msg import TransformStamped
import tf2_ros
import sys
# 预设多组参数
MAP_CONFIGS = {
"map": {"split_x": 7.155, "goal1": (0.65, 3.95), "goal2": (13.66, 3.73)},
"map1": {"split_x": 7.085, "goal1": (0.54, -3.28), "goal2": (13.63, -3.37)},
"map2": {"split_x": 7.075, "goal1": (0.57, -3.34), "goal2": (13.58, -3.35)},
}
class AimSelector(Node):
def __init__(self):
def __init__(self, config):
super().__init__('aim_selector')
self.split_x = config["split_x"]
self.goal1_x, self.goal1_y = config["goal1"]
self.goal2_x, self.goal2_y = config["goal2"]
self.publisher = self.create_publisher(MoveGoal, '/move_goal', 10)
self.tf_buffer = tf2_ros.Buffer()
self.tf_listener = tf2_ros.TransformListener(self.tf_buffer, self)
@ -19,12 +30,12 @@ class AimSelector(Node):
x = trans.transform.translation.x
self.get_logger().info(f'base_link x in map: {x:.2f}')
msg = MoveGoal()
if x < 7:
msg.x = 0.61
msg.y = 3.995
if x < self.split_x:
msg.x = self.goal1_x
msg.y = self.goal1_y
else:
msg.x = 13.66
msg.y = 3.73
msg.x = self.goal2_x
msg.y = self.goal2_y
msg.angle = 0.0
msg.max_speed = 0.0
msg.tolerance = 0.1
@ -34,8 +45,18 @@ class AimSelector(Node):
self.get_logger().warn(f'Failed to get transform: {e}')
def main(args=None):
# 读取命令行参数
if len(sys.argv) < 2:
print("用法: python slect.py [map|map1|map2]")
sys.exit(1)
map_key = sys.argv[1]
if map_key not in MAP_CONFIGS:
print(f"未知参数: {map_key}")
sys.exit(1)
config = MAP_CONFIGS[map_key]
rclpy.init(args=args)
node = AimSelector()
node = AimSelector(config)
rclpy.spin(node)
node.destroy_node()
rclpy.shutdown()

View File

@ -1,3 +1,3 @@
base_link2livox_frame:
xyz: "\"0.246 -0.143 0.397\""
xyz: "\"0.246 -0.135 0.397\""
rpy: "\"0.0 0.0 0.0\""

View File

@ -35,7 +35,7 @@ namespace rm_simpal_move
: Node("global_position_listener", options), tf_buffer_(this->get_clock()), tf_listener_(tf_buffer_), running_(true), goal_reached_(false)
{
tf_broadcaster_ = std::make_shared<tf2_ros::TransformBroadcaster>(this);
timer_ = this->create_wall_timer(std::chrono::milliseconds(10), std::bind(&RMSimpleMove::timer_callback, this));
timer_ = this->create_wall_timer(std::chrono::milliseconds(100), std::bind(&RMSimpleMove::timer_callback, this));
goal_pose_sub_ = this->create_subscription<rm_msgs::msg::MoveGoal>("/move_goal", 10, std::bind(&RMSimpleMove::goal_pose_callback, this, std::placeholders::_1));
data_ai_pub_ = this->create_publisher<rm_msgs::msg::DataAI>("/chassis/data_ai", 10);
data_nav_pub_ = this->create_publisher<rm_msgs::msg::DataNav>("/chassis/data_nav", 10);
@ -85,27 +85,19 @@ namespace rm_simpal_move
// 计算当前位置到goal_pose和base_link的坐标变换
geometry_msgs::msg::TransformStamped goal_in_base_link;
geometry_msgs::msg::TransformStamped goal_in_R2;
goal_in_base_link = tf_buffer_.lookupTransform("base_link", "goal_pose", tf2::TimePointZero);
// goal_in_R2 = tf_buffer_.lookupTransform("base_link", "R2", tf2::TimePointZero);
float goal_x_in_base_link = goal_in_base_link.transform.translation.x;
float goal_y_in_base_link = goal_in_base_link.transform.translation.y;
// float goal_x_in_R2 = goal_in_R2.transform.translation.x;
// float goal_y_in_R2 = goal_in_R2.transform.translation.y;
// 计算瞄准目标的角度差和距离
float aim_yaw = atan2f(goal_y_in_base_link, goal_x_in_base_link);
float aim_distance = sqrtf(goal_x_in_base_link * goal_x_in_base_link + goal_y_in_base_link * goal_y_in_base_link);
// float aim_yaw_r2 = atan2f(goal_y_in_R2, goal_x_in_R2);
// float aim_distance_r2 = sqrtf(goal_x_in_R2 * goal_x_in_R2 + goal_y_in_R2 * goal_y_in_R2);
// 发布 DataAim 消息
auto data_aim_msg = rm_msgs::msg::DataAim();
data_aim_msg.yaw = aim_yaw; // x方向瞄准目标的偏差角度
data_aim_msg.distance = aim_distance; // 到目标的距离
data_aim_msg.distance = aim_distance; // 到目标的距离
data_aim_pub_->publish(data_aim_msg);
// 发布 DataNav 消息