2025-06-28 21:38:25 +02:00

254 lines
9.0 KiB
Python

# Copyright 2020 ros2_control Development Team
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from launch import LaunchDescription
from launch.actions import DeclareLaunchArgument, RegisterEventHandler
from launch.conditions import IfCondition
from launch.event_handlers import OnProcessExit
from launch.substitutions import Command, FindExecutable, PathJoinSubstitution, LaunchConfiguration
from launch_ros.actions import Node
from launch_ros.substitutions import FindPackageShare
def generate_launch_description():
# Declare arguments
declared_arguments = []
declared_arguments.append(
DeclareLaunchArgument(
"gui",
default_value="false",
description="Start RViz2 automatically with this launch file.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"joy",
default_value="true",
description="Start joy node with this launch file.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"use_mock_hardware",
default_value="false",
description="Start robot with mock hardware mirroring command to its states.",
)
)
lidar_serial_baudrate = LaunchConfiguration('serial_baudrate', default='115200')
lidar_channel_type = LaunchConfiguration('channel_type', default='serial')
lidar_frame_id = LaunchConfiguration('frame_id', default='laser')
lidar_serial_port = LaunchConfiguration('serial_port', default='/dev/ttyUSB0')
lidar_inverted = LaunchConfiguration('inverted', default='false')
lidar_angle_compensate = LaunchConfiguration('angle_compensate', default='true')
lidar_scan_mode = LaunchConfiguration('scan_mode', default='Standard')
joy_dev = LaunchConfiguration('joy_dev', default='/dev/input/js0')
# Initialize Arguments
gui = LaunchConfiguration("gui")
joy = LaunchConfiguration("joy")
use_mock_hardware = LaunchConfiguration("use_mock_hardware")
# Get URDF via xacro
robot_description_content = Command(
[
PathJoinSubstitution([FindExecutable(name="xacro")]),
" ",
PathJoinSubstitution(
[FindPackageShare("cyphal_hardware_interface"), "urdf", "staubi.urdf.xacro"]
),
" ",
"use_mock_hardware:=",
use_mock_hardware,
]
)
robot_description = {"robot_description": robot_description_content}
robot_controllers = PathJoinSubstitution(
[
FindPackageShare("cyphal_hardware_interface"),
"config",
"staubi_controllers.yaml",
]
)
rviz_config_file = PathJoinSubstitution(
[FindPackageShare("cyphal_hardware_interface"), "staubi/rviz", "staubi.rviz"]
)
lidar_ld = [
DeclareLaunchArgument(
'channel_type',
default_value=lidar_channel_type,
description='Specifying channel type of lidar'),
DeclareLaunchArgument(
'serial_port',
default_value=lidar_serial_port,
description='Specifying usb port to connected lidar'),
DeclareLaunchArgument(
'serial_baudrate',
default_value=lidar_serial_baudrate,
description='Specifying usb port baudrate to connected lidar'),
DeclareLaunchArgument(
'frame_id',
default_value=lidar_frame_id,
description='Specifying frame_id of lidar'),
DeclareLaunchArgument(
'inverted',
default_value=lidar_inverted,
description='Specifying whether or not to invert scan data'),
DeclareLaunchArgument(
'angle_compensate',
default_value=lidar_angle_compensate,
description='Specifying whether or not to enable angle_compensate of scan data'),
DeclareLaunchArgument(
'scan_mode',
default_value=lidar_scan_mode,
description='Specifying scan mode of lidar'),
Node(
package='rplidar_ros',
executable='rplidar_node',
name='rplidar_node',
parameters=[{'channel_type':lidar_channel_type,
'serial_port': lidar_serial_port,
'serial_baudrate': lidar_serial_baudrate,
'frame_id': lidar_frame_id,
'inverted': lidar_inverted,
'angle_compensate': lidar_angle_compensate,
'scan_mode': lidar_scan_mode
}],
output='screen'),]
control_node = Node(
package="controller_manager",
executable="ros2_control_node",
parameters=[robot_description, robot_controllers],
output="both",
remappings=[
("/vacuum_controller/joy", "/joy"),
("/staubi_base_controller/cmd_vel", "/cmd_vel_nav"),
],
)
robot_state_pub_node = Node(
package="robot_state_publisher",
executable="robot_state_publisher",
output="both",
parameters=[robot_description],
# remappings=[
# ("/diff_drive_controller/cmd_vel_unstamped", "/cmd_vel"),
# ],
)
rviz_node = Node(
package="rviz2",
executable="rviz2",
name="rviz2",
output="log",
arguments=["-d", rviz_config_file],
condition=IfCondition(gui),
)
joint_state_broadcaster_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["joint_state_broadcaster", "--controller-manager", "/controller_manager"],
)
robot_controller_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["staubi_base_controller", "--controller-manager", "/controller_manager"],
)
vacuum_controller_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["vacuum_controller", "--controller-manager", "/controller_manager"],
)
# Delay rviz start after `joint_state_broadcaster`
delay_rviz_after_joint_state_broadcaster_spawner = RegisterEventHandler(
event_handler=OnProcessExit(
target_action=joint_state_broadcaster_spawner,
on_exit=[rviz_node],
)
)
# Delay start of robot_controller after `joint_state_broadcaster`
delay_robot_controller_spawner_after_joint_state_broadcaster_spawner = RegisterEventHandler(
event_handler=OnProcessExit(
target_action=joint_state_broadcaster_spawner,
on_exit=[robot_controller_spawner],
)
)
delay_vacuum_controller_spawner_after_joint_state_broadcaster_spawner = RegisterEventHandler(
event_handler=OnProcessExit(
target_action=joint_state_broadcaster_spawner,
on_exit=[vacuum_controller_spawner],
)
)
joy_ld = [
DeclareLaunchArgument('joy_vel', default_value='/cmd_vel_nav'),
DeclareLaunchArgument('joy_config', default_value='ps3'),
DeclareLaunchArgument('joy_dev', default_value=joy_dev),
Node(
package='joy_linux', executable='joy_linux_node', name='joy_linux_node',
parameters=[{
'dev': joy_dev,
# 'deadzone': 0.3,
# 'autorepeat_rate': 20.0,
}],
condition=IfCondition(joy),
),
Node(
package='teleop_twist_joy', executable='teleop_node',
name='teleop_twist_joy_node', parameters=[ {
"publish_stamped_twist": True,
# "require_enable_button": False,
"enable_button": 10,
# "scale_linear.x":3.0,
"axis_angular.yaw": 2,
"axis_linear.x": 3,
"scale_linear.x": 0.5,
"scale_angular.yaw": 1.6,
"scale_linear_turbo.x": 1.8,
"scale_angular_turbo.yaw": 2.6,
"enable_turbo_button": 7,
"frame": "base_link",
}],
# condition=IfCondition(joystick),
remappings={('/cmd_vel', LaunchConfiguration('joy_vel'))},
),
]
nodes = [
control_node,
robot_state_pub_node,
joint_state_broadcaster_spawner,
delay_rviz_after_joint_state_broadcaster_spawner,
delay_robot_controller_spawner_after_joint_state_broadcaster_spawner,
delay_vacuum_controller_spawner_after_joint_state_broadcaster_spawner,
] + joy_ld + lidar_ld
return LaunchDescription(declared_arguments + nodes)