Files
rtabmap_ros/rtabmap_examples/launch/realsense_d435i_stereo.launch.py
T
Reza Kermaniandmatlabbe c83cff14c9 update realsense examples for ros2 (#1224)
* update realsense examples

* Modifiying realsense2 namespace instead.

* single quote str

---------

Co-authored-by: matlabbe <[email protected]>
2024-10-16 21:04:25 -07:00

78 lines
2.9 KiB
Python

# Requirements:
# A realsense D435i
# Install realsense2 ros2 package (ros-$ROS_DISTRO-realsense2-camera)
# Example:
# $ ros2 launch rtabmap_examples realsense_d435i_stereo.launch.py
import os
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch_ros.actions import Node, SetParameter
from launch.actions import IncludeLaunchDescription
from launch.launch_description_sources import PythonLaunchDescriptionSource
def generate_launch_description():
parameters=[{
'frame_id':'camera_link',
'subscribe_stereo':True,
'subscribe_odom_info':True,
'wait_imu_to_init':True}]
remappings=[
('imu', '/imu/data'),
('left/image_rect', '/camera/infra1/image_rect_raw'),
('left/camera_info', '/camera/infra1/camera_info'),
('right/image_rect', '/camera/infra2/image_rect_raw'),
('right/camera_info', '/camera/infra2/camera_info')]
return LaunchDescription([
#Hack to disable IR emitter
SetParameter(name='depth_module.emitter_enabled', value=0),
# Launch camera driver
IncludeLaunchDescription(
PythonLaunchDescriptionSource([os.path.join(
get_package_share_directory('realsense2_camera'), 'launch'),
'/rs_launch.py']),
launch_arguments={'camera_namespace': '',
'enable_gyro': 'true',
'enable_accel': 'true',
'unite_imu_method': '2',
'enable_infra1': 'true',
'enable_infra2': 'true',
'enable_sync': 'true'}.items(),
),
Node(
package='rtabmap_odom', executable='stereo_odometry', output='screen',
parameters=parameters,
remappings=remappings),
Node(
package='rtabmap_slam', executable='rtabmap', output='screen',
parameters=parameters,
remappings=remappings,
arguments=['-d']),
Node(
package='rtabmap_viz', executable='rtabmap_viz', output='screen',
parameters=parameters,
remappings=remappings),
# Compute quaternion of the IMU
Node(
package='imu_filter_madgwick', executable='imu_filter_madgwick_node', output='screen',
parameters=[{'use_mag': False,
'world_frame':'enu',
'publish_tf':False}],
remappings=[('imu/data_raw', '/camera/imu')]),
# The IMU frame is missing in TF tree, add it:
Node(
package='tf2_ros', executable='static_transform_publisher', output='screen',
arguments=['0', '0', '0', '0', '0', '0', 'camera_gyro_optical_frame', 'camera_imu_optical_frame']),
])