def generate_launch_description():
# Launch folder
launch_file_dir = os.path.join(get_package_share_directory(pkg_name), dir_model)
#rviz
rviz_file = os.path.join(get_package_share_directory(pkg_name2),
dir_rviz,
rviz_config)
return LaunchDescription([
ExecuteProcess(
name='START-SIM',
cmd=['ros2', 'launch', 'rastreator_bringup', 'start_sim.launch.py'],
output = 'screen',
shell='True'
),
Node(
package='rviz2',
node_executable='rviz2',
node_name='rviz2',
output='screen',
arguments=['-d', rviz_file]
),
ExecuteProcess(
name='START-NAV2',
cmd=['ros2', 'launch', 'rastreator_navigation2', 'start_localization.launch.py'],
output = 'screen',
shell='True'
)
])
def generate_launch_description():
# Parameters
params_dir = LaunchConfiguration('params_dir',
default=os.path.join(
get_package_share_directory(pkg_name),
param_folder, param_file))
# Description folder (to get world)
world = os.path.join(get_package_share_directory(pkg_name2), dir_world,
world_file_name)
return LaunchDescription([
Node(package='rastreator_simulation',
node_executable='ekf',
parameters=[params_dir],
output='screen'),
ExecuteProcess(name='START-PLOT',
cmd=[
'rqt', '-s', 'rqt_plot', '--args',
'/ekf/estimated_state/x', '/ekf/estimated_state/y',
'/ekf/true_state/x', '/ekf/true_state/y'
],
output='screen',
shell='True'),
ExecuteProcess(
cmd=['gazebo', '--verbose', world, '-s', 'libgazebo_ros_init.so'],
output='screen'),
])
def generate_launch_description():
# Sim
use_sim_time = LaunchConfiguration('use_sim_time', default='true')
# Launch folder
launch_file_dir = os.path.join(get_package_share_directory(pkg_name), dir_model)
# Description folder (to get world)
world = os.path.join(get_package_share_directory(pkg_name2),
dir_world,
world_file_name)
return LaunchDescription([
IncludeLaunchDescription(
PythonLaunchDescriptionSource([launch_file_dir, '/state_publisher.launch.py']),
launch_arguments={'use_sim_time': use_sim_time}.items(),
),
ExecuteProcess(
name='START-JOYSTICK',
cmd=['ros2', 'launch', 'rastreator_joystick', 'start.launch.py'],
output = 'screen',
shell='True'
),
ExecuteProcess(
cmd=['gazebo', '--verbose', world, '-s', 'libgazebo_ros_init.so'],
output='screen')
])
def generate_launch_description():
# Sim
use_sim_time = LaunchConfiguration('use_sim_time', default='false')
# Launch folder
launch_file_dir = os.path.join(get_package_share_directory(pkg_name),
dir_model)
return LaunchDescription([
IncludeLaunchDescription(
PythonLaunchDescriptionSource(
[launch_file_dir, '/state_publisher.launch.py']),
launch_arguments={'use_sim_time': use_sim_time}.items(),
),
ExecuteProcess(
name='START-RASTREATOR',
cmd=['ros2', 'launch', 'rastreator_wheelmotor', 'start.launch.py'],
output='screen',
shell='True'),
ExecuteProcess(
name='START-JOYSTICK',
cmd=['ros2', 'launch', 'rastreator_joystick', 'start.launch.py'],
output='screen',
shell='True'),
ExecuteProcess(name='START-INTELrealsense',
cmd=[
'ros2', 'launch', 'rastreator_camera',
'intel_multicam.launch.py'
],
output='screen',
shell='True')
])
def test_execute_process_prefix_filter_no_match():
lc = LaunchContext()
lc._set_asyncio_loop(asyncio.get_event_loop())
SetLaunchConfiguration('launch-prefix', 'time').visit(lc)
assert len(lc.launch_configurations) == 1
SetLaunchConfiguration('launch-prefix-filter', 'no-match').visit(lc)
assert len(lc.launch_configurations) == 2
test_process = ExecuteProcess(
cmd=[sys.executable, '-c', "print('action')"], output='screen')
test_process.execute(lc)
assert 'time' not in test_process.process_details['cmd']
def generate_launch_description():
# Sim
use_sim_time = LaunchConfiguration('use_sim_time', default='true')
# Launch folder
launch_file_dir = os.path.join(get_package_share_directory(pkg_name), dir_model)
# Description folder (to get world)
world = os.path.join(get_package_share_directory(pkg_name2),
dir_world,
world_file_name)
#rviz
rviz_file = os.path.join(get_package_share_directory(pkg_name2),
dir_rviz,
rviz_config)
return LaunchDescription([
IncludeLaunchDescription(
PythonLaunchDescriptionSource([launch_file_dir, '/state_publisher.launch.py']),
launch_arguments={'use_sim_time': use_sim_time}.items(),
),
ExecuteProcess(
name='START-SIM',
cmd=['ros2', 'launch', 'rastreator_bringup', 'start_sim.launch.py'],
output = 'screen',
shell='True'
),
ExecuteProcess(
name='START-NAV2',
cmd=['ros2', 'launch', 'rastreator_navigation2', 'start_navigation.launch.py'],
output = 'screen',
shell='True'
),
Node(
parameters=[get_package_share_directory("rastreator_navigation2") + '/param/mapper_stbox.yaml',
{'use_sim_time': use_sim_time}],
package='slam_toolbox',
node_executable='async_slam_toolbox_node',
name='slam_toolbox',
output='screen'),
Node(
package='rviz2',
node_executable='rviz2',
node_name='rviz2',
output='screen',
arguments=['-d', rviz_file]
)
])
def generate_test_description():
# Necessary to get real-time stdout from python processes:
proc_env = os.environ.copy()
proc_env['PYTHONUNBUFFERED'] = '1'
dir_path = os.path.dirname(os.path.realpath(__file__))
parameters_file = os.path.join(
dir_path, 'system_config.yaml'
)
twist_mux = launch_ros.actions.Node(
package='twist_mux', executable='twist_mux',
parameters=[parameters_file], env=proc_env)
publisher = ExecuteProcess(
cmd=['ros2 topic pub /lock_1 std_msgs/Bool "data: False" -r 20'],
shell=True, env=proc_env
)
# system_blackbox = launch_ros.actions.Node(
# package='twist_mux', node_executable='system_blackbox.py', env=proc_env)
return launch.LaunchDescription([
twist_mux,
publisher,
# system_blackbox,
# Start tests right away - no need to wait for anything
launch_testing.actions.ReadyToTest(),
])
def generate_launch_description():
urdf = os.path.join(get_package_share_directory('robotiq_hande_gripper_description'), 'urdf', 'robotiq_140.urdf')
install_dir = get_package_prefix('robotiq_hande_gripper_description')
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ['GAZEBO_MODEL_PATH'] + ':' + install_dir + '/share'
else:
os.environ['GAZEBO_MODEL_PATH'] = install_dir + "/share"
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ['GAZEBO_PLUGIN_PATH'] + ':' + install_dir + '/lib'
else:
os.environ['GAZEBO_PLUGIN_PATH'] = install_dir + '/lib'
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if (key.isupper()):
envs[key] = os.environ[key]
except Exception as e:
print("Error with Envs: " + str(e))
return None
ld = LaunchDescription([
ExecuteProcess(
cmd=['gazebo', '--verbose', '-s', 'libgazebo_ros_factory.so'], output='screen',
env=envs
),
Node(package='robot_state_publisher', node_executable='robot_state_publisher', output='screen', arguments=[urdf]),
Node(package='robotiq_gazebo', node_executable='spawn_robotiq140.py', output='screen'),
])
return ld
def generate_launch_description():
args = sys.argv[1:]
if "--urdf" in args:
urdfName = args[args.index("--urdf") + 1]
if ("train" in urdfName) or ("run" in urdfName):
urdfName = "reinforcement_learning/" + urdfName
else:
urdfName = 'mara_robot'
urdf = os.path.join(get_package_share_directory('mara_description'),
'urdf/', urdfName + '.urdf')
assert os.path.exists(urdf)
install_dir = get_package_prefix('mara_gazebo_plugins')
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ[
'GAZEBO_MODEL_PATH'] + ':' + install_dir + '/share'
else:
os.environ['GAZEBO_MODEL_PATH'] = install_dir + "/share"
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ[
'GAZEBO_PLUGIN_PATH'] + ':' + install_dir + '/lib'
else:
os.environ['GAZEBO_PLUGIN_PATH'] = install_dir + '/lib'
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if (key.isupper()):
envs[key] = os.environ[key]
except Exception as e:
print("Error with Envs: " + str(e))
return None
ld = LaunchDescription([
ExecuteProcess(
cmd=['gazebo', '--verbose', '-s', 'libgazebo_ros_factory.so'],
output='screen',
env=envs),
Node(package='robot_state_publisher',
node_executable='robot_state_publisher',
output='screen',
arguments=[urdf]),
Node(package='mara_utils_scripts',
node_executable='spawn_mara.py',
arguments=[urdf],
output='screen'),
Node(package='hros_cognition_mara_components',
node_executable='hros_cognition_mara_components',
output='screen',
arguments=[
"-motors", install_dir +
"/share/hros_cognition_mara_components/motors.yaml", "sim"
])
])
return ld
def generate_launch_description():
urdf = os.path.join(get_package_share_directory('mara_description'),
'urdf', 'mara_robot_camera_top.urdf')
mara = get_package_share_directory('mara_gazebo_plugins')
install_dir = get_package_prefix('mara_gazebo_plugins')
print("plugins", install_dir)
print("mara", mara)
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ[
'GAZEBO_MODEL_PATH'] + ':' + install_dir + 'share'
else:
os.environ['GAZEBO_MODEL_PATH'] = install_dir + "/share"
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ[
'GAZEBO_PLUGIN_PATH'] + ':' + install_dir + '/lib'
else:
os.environ['GAZEBO_PLUGIN_PATH'] = install_dir + '/lib'
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if (key.isupper()):
envs[key] = os.environ[key]
except Exception as e:
print("Error with Envs: " + str(e))
return None
ld = LaunchDescription([
ExecuteProcess(
cmd=['gazebo', '--verbose', '-s', 'libgazebo_ros_factory.so'],
output='screen',
env=envs),
Node(package='robot_state_publisher',
node_executable='robot_state_publisher',
output='screen',
arguments=[urdf]),
Node(package='mara_utils_scripts',
node_executable='spawn_entity.py',
output='screen'),
Node(package='hros_cognition_mara_components',
node_executable='hros_cognition_mara_components',
output='screen',
arguments=[
"-motors", install_dir +
"/share/hros_cognition_mara_components/link_order.yaml"
]),
Node(package='individual_trajectories_bridge',
node_executable='individual_trajectories_bridge',
output='screen',
arguments=[
"-motors", install_dir +
"/share/individual_trajectories_bridge/motors.yaml"
])
])
return ld
def generate_launch_description():
return LaunchDescription([
ExecuteProcess(cmd=[sys.executable, '-c', "print('action')"],
respawn=True,
respawn_delay=respawn_delay,
on_exit=on_exit_callback),
TimerAction(period=shutdown_time,
actions=[Shutdown(reason='Timer expired')])
])
def test_execute_process_with_env():
"""Test launching a process with an environment variable."""
ld = LaunchDescription([
ExecuteProcess(
cmd=[sys.executable, 'TEST_PROCESS_WITH_ENV'],
output='screen',
env={'TEST_PROCESS_WITH_ENV': 'Hello World'},
)
])
ls = LaunchService()
ls.include_launch_description(ld)
assert 0 == ls.run()
def test_execute_process_with_on_exit_behavior():
"""Test a process' on_exit callback and actions are processed."""
def on_exit_callback(event, context):
on_exit_callback.called = True
on_exit_callback.called = False
executable_with_on_exit_callback = ExecuteProcess(
cmd=[sys.executable, '-c', "print('callback')"],
output='screen',
on_exit=on_exit_callback)
assert len(executable_with_on_exit_callback.get_sub_entities()) == 0
def on_exit_function(context):
on_exit_function.called = True
on_exit_function.called = False
on_exit_action = OpaqueFunction(function=on_exit_function)
executable_with_on_exit_action = ExecuteProcess(
cmd=[sys.executable, '-c', "print('action')"],
output='screen',
on_exit=[on_exit_action])
assert executable_with_on_exit_action.get_sub_entities() == [
on_exit_action
]
ld = LaunchDescription(
[executable_with_on_exit_callback, executable_with_on_exit_action])
ls = LaunchService()
ls.include_launch_description(ld)
assert 0 == ls.run()
assert on_exit_callback.called
assert on_exit_function.called
def generate_launch_description():
"""Generate launch description."""
test_params = os.path.join(
get_package_share_directory('canopen_chain_node'),
'test/config/chain_node_params.yaml'
)
chain_node = LifecycleNode(
node_name='canopen_chain',
package='canopen_chain_node',
node_executable='manual_composition',
output='screen',
parameters=[
test_params
]
)
ros2_web_bridge = ExecuteProcess(
cmd=['node', '/opt/ros2-web-bridge/bin/rosbridge.js'],
output='screen'
)
# Make the node take the 'configure' transition.
emit_event_request_that_chain_node_does_configure_transition = EmitEvent(
event=launch_ros.events.lifecycle.ChangeState(
lifecycle_node_matcher=launch.events.matches_action(chain_node),
transition_id=lifecycle_msgs.msg.Transition.TRANSITION_CONFIGURE,
)
)
# When the node reaches the 'inactive' state, make it 'activate'
register_event_handler_for_chain_node_reaches_inactive_state = launch.actions.RegisterEventHandler( # noqa
launch_ros.event_handlers.OnStateTransition(
target_lifecycle_node=chain_node, goal_state='inactive',
entities=[
EmitEvent(event=launch_ros.events.lifecycle.ChangeState(
lifecycle_node_matcher=launch.events.matches_action(chain_node),
transition_id=lifecycle_msgs.msg.Transition.TRANSITION_ACTIVATE,
)),
],
)
)
ld = launch.LaunchDescription()
# Register nodes and event handlers before starting 'configure' transition
ld.add_action(register_event_handler_for_chain_node_reaches_inactive_state)
ld.add_action(chain_node)
ld.add_action(ros2_web_bridge)
ld.add_action(emit_event_request_that_chain_node_does_configure_transition)
return ld
def generate_launch_description():
process_action = ExecuteProcess(
cmd=[sys.executable, '-c', 'import signal; signal.pause()'],
sigterm_timeout='1', # shorten timeouts
on_exit=on_exit)
# Launch process and emit shutdown event as if
# launch had received a SIGINT
return LaunchDescription([
process_action,
RegisterEventHandler(event_handler=OnProcessStart(
target_action=process_action,
on_start=[
EmitEvent(
event=ShutdownEvent(reason='none', due_to_sigint=True))
]))
])
def generate_launch_description():
args = sys.argv[1:]
# sdf_robobo = os.path.join(get_package_share_directory('robobo_gazebo'), 'models/robobo/model.sdf')
# assert os.path.exists(sdf_robobo)
install_dir = get_package_prefix('ros2_env')
model_dir = os.path.join(get_package_share_directory('ros2_env'), 'models')
world_path = os.path.join(get_package_share_directory('ros2_env'), 'worlds', 'my_world.world')
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ['GAZEBO_MODEL_PATH'] + ':' + model_dir
else:
os.environ['GAZEBO_MODEL_PATH'] = model_dir
lib_dir = os.path.join(install_dir, 'lib')
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ['GAZEBO_PLUGIN_PATH'] + ':' + lib_dir
else:
os.environ['GAZEBO_PLUGIN_PATH'] = os.path.join(install_dir, '/lib')
# try:
# envs = {}
# for key in os.environ.__dict__["_data"]:
# key = key.decode("utf-8")
# if (key.isupper()):
# envs[key] = os.environ[key]
# except Exception as e:
# print("Error with Envs: " + str(e))
# return None
# robot_name = 'robobo'
# robot_namespace = 'robobo'
ld = LaunchDescription([
ExecuteProcess(
cmd=['gazebo', '--verbose', world_path], output='screen',
# env=envs
),
# Node(package='robobo_gazebo', node_executable='spawn_robobo.py',
# arguments=[robot_name, robot_namespace, '0.0', '0.0', '2.0'], output='screen')
])
return ld
def generate_launch_description():
urdf = os.path.join(get_package_share_directory('mara_description'),
'urdf', 'mara_robot_gripper_140.urdf')
install_dir = get_package_prefix('mara_description')
print("install_dir ", install_dir)
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ[
'GAZEBO_MODEL_PATH'] + ':' + install_dir + '/share'
else:
os.environ['GAZEBO_MODEL_PATH'] = install_dir + "/share"
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ[
'GAZEBO_PLUGIN_PATH'] + ':' + install_dir + '/lib'
else:
os.environ['GAZEBO_PLUGIN_PATH'] = install_dir + '/lib'
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if (key.isupper()):
envs[key] = os.environ[key]
except Exception as e:
print("Error with Envs: " + str(e))
return None
rviz_config_path = os.path.join(
get_package_share_directory('mara_description'), 'rviz',
'visualization.rviz')
ld = LaunchDescription([
ExecuteProcess(cmd=['rviz2', '-d', rviz_config_path],
output='screen',
env=envs),
Node(package='robot_state_publisher',
node_executable='robot_state_publisher',
output='screen',
arguments=[urdf]),
Node(package='mara_description',
node_executable='mara_state_publisher.py',
output='screen'),
])
return ld
def test_execute_process_with_env(test_input, expected):
"""Test launching a process with an environment variable."""
os.environ['TEST_CHANGE_CURRENT_ENV'] = '1'
additional_env = {'TEST_PROCESS_WITH_ENV': 'Hello World'}
executable = ExecuteProcess(cmd=[sys.executable, 'TEST_PROCESS_WITH_ENV'],
output='screen',
env=test_input,
additional_env=additional_env)
ld = LaunchDescription([executable])
ls = LaunchService()
ls.include_launch_description(ld)
assert 0 == ls.run()
env = executable.process_details['env']
assert env['TEST_PROCESS_WITH_ENV'] == 'Hello World'
assert ('TEST_CHANGE_CURRENT_ENV' in env) is expected[0]
if expected[0]:
assert env['TEST_CHANGE_CURRENT_ENV'] == '1'
assert ('TEST_NEW_ENV' in env) is expected[1]
if expected[1]:
assert env['TEST_NEW_ENV'] == '2'
def generate_launch_description():
#urdfName = 'robot_hand'
urdfName = 'robot_hand_gazebo_plugin'
urdf = os.path.join(get_package_share_directory('tm_grasp_description'),
'urdf/', urdfName + '.urdf')
print("urdf is ")
print(urdf)
#assert os.path.exists(urdf)
tm_grasp_description_install_dir = get_package_prefix(
'tm_grasp_description')
gripper_install_dir = get_package_prefix(
'robotiq_2f_140_gripper_visualization')
install_dir = get_package_prefix('tm_gazebo_plugin')
add_gazebo_path(tm_grasp_description_install_dir)
add_gazebo_path(gripper_install_dir)
add_gazebo_path(install_dir)
envs = {}
print("a")
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if (key.isupper()):
envs[key] = os.environ[key]
print("b")
ld = LaunchDescription([
ExecuteProcess(
cmd=['gazebo', '--verbose', '-s', 'libgazebo_ros_factory.so'],
output='screen',
env=envs),
Node(package='robot_state_publisher',
node_executable='robot_state_publisher',
output='screen',
arguments=[urdf]),
Node(package='techman_robot_utility_scripts',
node_executable='spawn_techman.py',
arguments=[urdf],
output='screen')
])
return ld
def generateLaunchDescription(gzclient, multiInstance, port):
"""
Returns ROS2 LaunchDescription object.
"""
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if key.isupper():
envs[key] = os.environ[key]
except BaseException as exception:
print("Error with Envs: " + str(exception))
return None
# Gazebo visual interfaze. GUI/no GUI options.
if gzclient:
gazeboCmd = "gazebo"
else:
gazeboCmd = "gzserver"
# Creation of ROS2 LaunchDescription obj.
worldPath = os.path.join(os.path.dirname(gazeborlenv.__file__), 'worlds',
'test8.world')
'''
worldPath = os.path.join(os.path.dirname(gazeborlenv.__file__), 'worlds',
'empty.world')
'''
launchDesc = LaunchDescription([
ExecuteProcess(
cmd=[gazeboCmd, '--verbose', '-s', 'libgazebo_ros_factory.so', '-s',
'libgazebo_ros_init.so', worldPath], output='screen', env=envs),
Node(package='travel', node_executable='spawn_agent',
output='screen'),
Node(package='travel', node_executable='agent',
output='screen')
])
return launchDesc
def generate_launch_description():
"""Generate launch description."""
test_params = os.path.join(
get_package_share_directory('canopen_chain_node'),
'test/config/chain_node_params.yaml')
chain_node = LifecycleNode(node_name='canopen_chain',
package='canopen_chain_node',
node_executable='manual_composition',
output='screen',
parameters=[test_params])
ros2_web_bridge = ExecuteProcess(
cmd=['node', '/opt/ros2-web-bridge/bin/rosbridge.js'], output='screen')
ld = launch.LaunchDescription()
ld.add_action(
SetEnvironmentVariable('RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1'))
ld.add_action(chain_node)
ld.add_action(ros2_web_bridge)
return ld
def generate_launch_description():
use_sim_time = LaunchConfiguration('use_sim_time', default='true')
realsense_prefix = get_package_share_directory('rastreator_navigation2')
cartographer_config_dir = LaunchConfiguration('cartographer_config_dir',
default=os.path.join(
realsense_prefix,
'param'))
configuration_basename = LaunchConfiguration(
'configuration_basename', default='mapper_cartographer_lidar.lua')
resolution = LaunchConfiguration('resolution', default='0.05')
publish_period_sec = LaunchConfiguration('publish_period_sec',
default='1.0')
#rviz
rviz_file = os.path.join(get_package_share_directory(pkg_name), dir_rviz,
rviz_config)
return LaunchDescription([
DeclareLaunchArgument('cartographer_config_dir',
default_value=cartographer_config_dir,
description='Full path to config file to load'),
DeclareLaunchArgument('configuration_basename',
default_value=configuration_basename,
description='Name of lua file for cartographer'),
DeclareLaunchArgument(
'use_sim_time',
default_value='false',
description='Use simulation (Gazebo) clock if true'),
Node(package='cartographer_ros',
node_executable='cartographer_node',
output='log',
parameters=[{
'use_sim_time': use_sim_time
}],
arguments=[
'-configuration_directory', cartographer_config_dir,
'-configuration_basename', configuration_basename
]),
DeclareLaunchArgument(
'resolution',
default_value=resolution,
description=
'Resolution of a grid cell in the published occupancy grid'),
DeclareLaunchArgument('publish_period_sec',
default_value=publish_period_sec,
description='OccupancyGrid publishing period'),
ExecuteProcess(name='START-SIM',
cmd=[
'ros2', 'launch', 'rastreator_bringup',
'start_sim.launch.py'
],
output='screen',
shell='True'),
Node(package='cartographer_ros',
node_executable='occupancy_grid_node',
node_name='occupancy_grid_node',
parameters=[{
'use_sim_time': use_sim_time
}],
arguments=[
'-resolution', resolution, '-publish_period_sec',
publish_period_sec
]),
Node(package='rviz2',
node_executable='rviz2',
node_name='rviz2',
output='screen',
arguments=['-d', rviz_file])
])
def generateLaunchDescriptionMara(gzclient, realSpeed, multiInstance, port,
urdf):
"""
Returns ROS2 LaunchDescription object.
Args:
realSpeed: bool True if RTF must be set to 1, False if RTF must be set to maximum.
"""
installDir = get_package_prefix('mara_gazebo_plugins')
if 'GAZEBO_MODEL_PATH' in os.environ:
os.environ['GAZEBO_MODEL_PATH'] = os.environ['GAZEBO_MODEL_PATH'] + ':' + installDir \
+ '/share'
else:
os.environ['GAZEBO_MODEL_PATH'] = installDir + "/share"
if 'GAZEBO_PLUGIN_PATH' in os.environ:
os.environ['GAZEBO_PLUGIN_PATH'] = os.environ['GAZEBO_PLUGIN_PATH'] + ':' + installDir \
+ '/lib'
else:
os.environ['GAZEBO_PLUGIN_PATH'] = installDir + '/lib'
if port != 11345: # Default gazebo port
os.environ["ROS_DOMAIN_ID"] = str(port)
os.environ["GAZEBO_MASTER_URI"] = "http://localhost:" + str(port)
print("******* Manual network segmentation *******")
print("ROS_DOMAIN_ID=" + os.environ['ROS_DOMAIN_ID'])
print("GAZEBO_MASTER_URI=" + os.environ['GAZEBO_MASTER_URI'])
print("")
elif multiInstance:
# Exclusive network segmentation, which allows to launch multiple instances of ROS2+Gazebo
networkParams = getExclusiveNetworkParameters()
os.environ["ROS_DOMAIN_ID"] = networkParams.get('ros_domain_id')
os.environ["GAZEBO_MASTER_URI"] = networkParams.get(
'gazebo_master_uri')
print("******* Exclusive network segmentation *******")
print("ROS_DOMAIN_ID=" + networkParams.get('ros_domain_id'))
print("GAZEBO_MASTER_URI=" + networkParams.get('gazebo_master_uri'))
print("")
try:
envs = {}
for key in os.environ.__dict__["_data"]:
key = key.decode("utf-8")
if key.isupper():
envs[key] = os.environ[key]
except BaseException as exception:
print("Error with Envs: " + str(exception))
return None
# Gazebo visual interfaze. GUI/no GUI options.
if gzclient:
gazeboCmd = "gazebo"
else:
gazeboCmd = "gzserver"
# Creation of ROS2 LaunchDescription obj.
if realSpeed:
worldPath = os.path.join(os.path.dirname(gym_gazebo2.__file__),
'worlds', 'empty.world')
else:
worldPath = os.path.join(os.path.dirname(gym_gazebo2.__file__),
'worlds', 'empty_speed_up.world')
launchDesc = LaunchDescription([
ExecuteProcess(
cmd=[gazeboCmd, '-s', 'libgazebo_ros_factory.so', '-s',
'libgazebo_ros_init.so', worldPath], output='screen', env=envs),
Node(package='mara_utils_scripts', node_executable='spawn_mara.py',
arguments=[urdf],
output='screen'),
Node(package='hros_cognition_mara_components',
node_executable='hros_cognition_mara_components', output='screen',
arguments=["-motors", installDir \
+ "/share/hros_cognition_mara_components/motors.yaml", "sim"]),
Node(package='mara_contact_publisher', node_executable='mara_contact_publisher',
output='screen')
])
return launchDesc