cps_rmp220_support/launch/robot_lidar.launch.py
2023-10-16 08:47:35 +02:00

79 lines
2.9 KiB
Python

#!/usr/bin/env python3
import os
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch.actions import DeclareLaunchArgument
from launch.actions import LogInfo
from launch.substitutions import LaunchConfiguration
from launch_ros.actions import Node
from launch.substitutions import ThisLaunchFileDir
def generate_launch_description():
channel_type = LaunchConfiguration('channel_type', default='serial')
serial_port = LaunchConfiguration('serial_port', default='/dev/ttyUSB0')
serial_baudrate = LaunchConfiguration('serial_baudrate', default='115200') #for A1/A2 is 115200
frame_id = LaunchConfiguration('frame_id', default='laser')
inverted = LaunchConfiguration('inverted', default='false')
angle_compensate = LaunchConfiguration('angle_compensate', default='true')
scan_mode = LaunchConfiguration('scan_mode', default='Sensitivity')
scan_filter = IncludeLaunchDescription(
PythonLaunchDescriptionSource([ThisLaunchFileDir(), 'robot_scan_filter.launch.py']),
#launch_arguments={'my_arg': 'new_value'}.items() # You can pass arguments here
),
return LaunchDescription([
DeclareLaunchArgument(
'channel_type',
default_value=channel_type,
description='Specifying channel type of lidar'),
DeclareLaunchArgument(
'serial_port',
default_value=serial_port,
description='Specifying usb port to connected lidar'),
DeclareLaunchArgument(
'serial_baudrate',
default_value=serial_baudrate,
description='Specifying usb port baudrate to connected lidar'),
DeclareLaunchArgument(
'frame_id',
default_value=frame_id,
description='Specifying frame_id of lidar'),
DeclareLaunchArgument(
'inverted',
default_value=inverted,
description='Specifying whether or not to invert scan data'),
DeclareLaunchArgument(
'angle_compensate',
default_value=angle_compensate,
description='Specifying whether or not to enable angle_compensate of scan data'),
DeclareLaunchArgument(
'scan_mode',
default_value=scan_mode,
description='Specifying scan mode of lidar'),
Node(
package='sllidar_ros2',
executable='sllidar_node',
output='screen',
parameters=[{
'serial_port': serial_port,
'frame_id': 'laser_frame',
'scan_mode': 'Sensitivity',
'channel_type':channel_type,
'serial_baudrate': serial_baudrate,
'inverted': inverted,
'angle_compensate': angle_compensate
}],
#namespace = "/rmp"
),
scan_filter()
])