Merge pull request #1 from bjoernellens1/simulation

Simulation
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bjoernellens1 2023-06-16 11:17:52 +02:00 committed by GitHub
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31 changed files with 1346 additions and 8 deletions

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@ -1,6 +1,6 @@
controller_manager:
ros__parameters:
update_rate: 100 # Hz
update_rate: 30 # Hz was 100 vefore
joint_state_broadcaster:
type: joint_state_broadcaster/JointStateBroadcaster
@ -24,7 +24,7 @@ diffbot_base_controller:
left_wheel_radius_multiplier: -1.0
right_wheel_radius_multiplier: 1.0
publish_rate: 100.0
publish_rate: 50.0 # was 100 before
odom_frame_id: odom
base_frame_id: base_link
# pose_covariance_diagonal : [0.001, 0.001, 0.001, 0.001, 0.001, 0.01]

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@ -26,7 +26,7 @@ slam_toolbox:
debug_logging: false
throttle_scans: 1
transform_publish_period: 0.02 #if 0 never publishes odometry
map_update_interval: 5.0
map_update_interval: 1.0 #was 5.0
resolution: 0.05
max_laser_range: 200.0 #for rastering images, standard was 20
minimum_time_interval: 0.5

348
config/nav2_params.yaml Normal file
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@ -0,0 +1,348 @@
amcl:
ros__parameters:
use_sim_time: True
alpha1: 0.2
alpha2: 0.2
alpha3: 0.2
alpha4: 0.2
alpha5: 0.2
base_frame_id: "base_footprint"
beam_skip_distance: 0.5
beam_skip_error_threshold: 0.9
beam_skip_threshold: 0.3
do_beamskip: false
global_frame_id: "map"
lambda_short: 0.1
laser_likelihood_max_dist: 2.0
laser_max_range: 100.0
laser_min_range: -1.0
laser_model_type: "likelihood_field"
max_beams: 60
max_particles: 2000
min_particles: 500
odom_frame_id: "odom"
pf_err: 0.05
pf_z: 0.99
recovery_alpha_fast: 0.0
recovery_alpha_slow: 0.0
resample_interval: 1
robot_model_type: "nav2_amcl::DifferentialMotionModel"
save_pose_rate: 0.5
sigma_hit: 0.2
tf_broadcast: true
transform_tolerance: 1.0
update_min_a: 0.2
update_min_d: 0.25
z_hit: 0.5
z_max: 0.05
z_rand: 0.5
z_short: 0.05
scan_topic: scan
bt_navigator:
ros__parameters:
use_sim_time: True
global_frame: map
robot_base_frame: base_link
odom_topic: /odom
bt_loop_duration: 10
default_server_timeout: 20
# 'default_nav_through_poses_bt_xml' and 'default_nav_to_pose_bt_xml' are use defaults:
# nav2_bt_navigator/navigate_to_pose_w_replanning_and_recovery.xml
# nav2_bt_navigator/navigate_through_poses_w_replanning_and_recovery.xml
# They can be set here or via a RewrittenYaml remap from a parent launch file to Nav2.
plugin_lib_names:
- nav2_compute_path_to_pose_action_bt_node
- nav2_compute_path_through_poses_action_bt_node
- nav2_smooth_path_action_bt_node
- nav2_follow_path_action_bt_node
- nav2_spin_action_bt_node
- nav2_wait_action_bt_node
- nav2_assisted_teleop_action_bt_node
- nav2_back_up_action_bt_node
- nav2_drive_on_heading_bt_node
- nav2_clear_costmap_service_bt_node
- nav2_is_stuck_condition_bt_node
- nav2_goal_reached_condition_bt_node
- nav2_goal_updated_condition_bt_node
- nav2_globally_updated_goal_condition_bt_node
- nav2_is_path_valid_condition_bt_node
- nav2_initial_pose_received_condition_bt_node
- nav2_reinitialize_global_localization_service_bt_node
- nav2_rate_controller_bt_node
- nav2_distance_controller_bt_node
- nav2_speed_controller_bt_node
- nav2_truncate_path_action_bt_node
- nav2_truncate_path_local_action_bt_node
- nav2_goal_updater_node_bt_node
- nav2_recovery_node_bt_node
- nav2_pipeline_sequence_bt_node
- nav2_round_robin_node_bt_node
- nav2_transform_available_condition_bt_node
- nav2_time_expired_condition_bt_node
- nav2_path_expiring_timer_condition
- nav2_distance_traveled_condition_bt_node
- nav2_single_trigger_bt_node
- nav2_goal_updated_controller_bt_node
- nav2_is_battery_low_condition_bt_node
- nav2_navigate_through_poses_action_bt_node
- nav2_navigate_to_pose_action_bt_node
- nav2_remove_passed_goals_action_bt_node
- nav2_planner_selector_bt_node
- nav2_controller_selector_bt_node
- nav2_goal_checker_selector_bt_node
- nav2_controller_cancel_bt_node
- nav2_path_longer_on_approach_bt_node
- nav2_wait_cancel_bt_node
- nav2_spin_cancel_bt_node
- nav2_back_up_cancel_bt_node
- nav2_assisted_teleop_cancel_bt_node
- nav2_drive_on_heading_cancel_bt_node
bt_navigator_navigate_through_poses_rclcpp_node:
ros__parameters:
use_sim_time: True
bt_navigator_navigate_to_pose_rclcpp_node:
ros__parameters:
use_sim_time: True
controller_server:
ros__parameters:
use_sim_time: True
controller_frequency: 20.0
min_x_velocity_threshold: 0.001
min_y_velocity_threshold: 0.5
min_theta_velocity_threshold: 0.001
failure_tolerance: 0.3
progress_checker_plugin: "progress_checker"
goal_checker_plugins: ["general_goal_checker"] # "precise_goal_checker"
controller_plugins: ["FollowPath"]
# Progress checker parameters
progress_checker:
plugin: "nav2_controller::SimpleProgressChecker"
required_movement_radius: 0.5
movement_time_allowance: 10.0
# Goal checker parameters
#precise_goal_checker:
# plugin: "nav2_controller::SimpleGoalChecker"
# xy_goal_tolerance: 0.25
# yaw_goal_tolerance: 0.25
# stateful: True
general_goal_checker:
stateful: True
plugin: "nav2_controller::SimpleGoalChecker"
xy_goal_tolerance: 0.25
yaw_goal_tolerance: 0.25
# DWB parameters
FollowPath:
plugin: "dwb_core::DWBLocalPlanner"
debug_trajectory_details: True
min_vel_x: 0.0
min_vel_y: 0.0
max_vel_x: 0.26
max_vel_y: 0.0
max_vel_theta: 1.0
min_speed_xy: 0.0
max_speed_xy: 0.26
min_speed_theta: 0.0
# Add high threshold velocity for turtlebot 3 issue.
# https://github.com/ROBOTIS-GIT/turtlebot3_simulations/issues/75
acc_lim_x: 2.5
acc_lim_y: 0.0
acc_lim_theta: 3.2
decel_lim_x: -2.5
decel_lim_y: 0.0
decel_lim_theta: -3.2
vx_samples: 20
vy_samples: 5
vtheta_samples: 20
sim_time: 1.7
linear_granularity: 0.05
angular_granularity: 0.025
transform_tolerance: 0.2
xy_goal_tolerance: 0.25
trans_stopped_velocity: 0.25
short_circuit_trajectory_evaluation: True
stateful: True
critics: ["RotateToGoal", "Oscillation", "BaseObstacle", "GoalAlign", "PathAlign", "PathDist", "GoalDist"]
BaseObstacle.scale: 0.02
PathAlign.scale: 32.0
PathAlign.forward_point_distance: 0.1
GoalAlign.scale: 24.0
GoalAlign.forward_point_distance: 0.1
PathDist.scale: 32.0
GoalDist.scale: 24.0
RotateToGoal.scale: 32.0
RotateToGoal.slowing_factor: 5.0
RotateToGoal.lookahead_time: -1.0
local_costmap:
local_costmap:
ros__parameters:
update_frequency: 5.0
publish_frequency: 2.0
global_frame: odom
robot_base_frame: base_link
use_sim_time: True
rolling_window: true
width: 3
height: 3
resolution: 0.05
robot_radius: 0.22
plugins: ["voxel_layer", "inflation_layer"]
inflation_layer:
plugin: "nav2_costmap_2d::InflationLayer"
cost_scaling_factor: 3.0
inflation_radius: 0.55
voxel_layer:
plugin: "nav2_costmap_2d::VoxelLayer"
enabled: True
publish_voxel_map: True
origin_z: 0.0
z_resolution: 0.05
z_voxels: 16
max_obstacle_height: 2.0
mark_threshold: 0
observation_sources: scan
scan:
topic: /scan
max_obstacle_height: 2.0
clearing: True
marking: True
data_type: "LaserScan"
raytrace_max_range: 3.0
raytrace_min_range: 0.0
obstacle_max_range: 2.5
obstacle_min_range: 0.0
static_layer:
plugin: "nav2_costmap_2d::StaticLayer"
map_subscribe_transient_local: True
always_send_full_costmap: True
global_costmap:
global_costmap:
ros__parameters:
update_frequency: 1.0
publish_frequency: 1.0
global_frame: map
robot_base_frame: base_link
use_sim_time: True
robot_radius: 0.22
resolution: 0.05
track_unknown_space: true
plugins: ["static_layer", "obstacle_layer", "inflation_layer"]
obstacle_layer:
plugin: "nav2_costmap_2d::ObstacleLayer"
enabled: True
observation_sources: scan
scan:
topic: /scan
max_obstacle_height: 2.0
clearing: True
marking: True
data_type: "LaserScan"
raytrace_max_range: 3.0
raytrace_min_range: 0.0
obstacle_max_range: 2.5
obstacle_min_range: 0.0
static_layer:
plugin: "nav2_costmap_2d::StaticLayer"
map_subscribe_transient_local: True
inflation_layer:
plugin: "nav2_costmap_2d::InflationLayer"
cost_scaling_factor: 3.0
inflation_radius: 0.55
always_send_full_costmap: True
map_server:
ros__parameters:
use_sim_time: True
# Overridden in launch by the "map" launch configuration or provided default value.
# To use in yaml, remove the default "map" value in the tb3_simulation_launch.py file & provide full path to map below.
yaml_filename: ""
map_saver:
ros__parameters:
use_sim_time: True
save_map_timeout: 5.0
free_thresh_default: 0.25
occupied_thresh_default: 0.65
map_subscribe_transient_local: True
planner_server:
ros__parameters:
expected_planner_frequency: 20.0
use_sim_time: True
planner_plugins: ["GridBased"]
GridBased:
plugin: "nav2_navfn_planner/NavfnPlanner"
tolerance: 0.5
use_astar: false
allow_unknown: true
smoother_server:
ros__parameters:
use_sim_time: True
smoother_plugins: ["simple_smoother"]
simple_smoother:
plugin: "nav2_smoother::SimpleSmoother"
tolerance: 1.0e-10
max_its: 1000
do_refinement: True
behavior_server:
ros__parameters:
costmap_topic: local_costmap/costmap_raw
footprint_topic: local_costmap/published_footprint
cycle_frequency: 10.0
behavior_plugins: ["spin", "backup", "drive_on_heading", "assisted_teleop", "wait"]
spin:
plugin: "nav2_behaviors/Spin"
backup:
plugin: "nav2_behaviors/BackUp"
drive_on_heading:
plugin: "nav2_behaviors/DriveOnHeading"
wait:
plugin: "nav2_behaviors/Wait"
assisted_teleop:
plugin: "nav2_behaviors/AssistedTeleop"
global_frame: odom
robot_base_frame: base_link
transform_tolerance: 0.1
use_sim_time: true
simulate_ahead_time: 2.0
max_rotational_vel: 1.0
min_rotational_vel: 0.4
rotational_acc_lim: 3.2
robot_state_publisher:
ros__parameters:
use_sim_time: True
waypoint_follower:
ros__parameters:
use_sim_time: True
loop_rate: 20
stop_on_failure: false
waypoint_task_executor_plugin: "wait_at_waypoint"
wait_at_waypoint:
plugin: "nav2_waypoint_follower::WaitAtWaypoint"
enabled: True
waypoint_pause_duration: 200
velocity_smoother:
ros__parameters:
use_sim_time: True
smoothing_frequency: 20.0
scale_velocities: False
feedback: "OPEN_LOOP"
max_velocity: [0.26, 0.0, 1.0]
min_velocity: [-0.26, 0.0, -1.0]
max_accel: [2.5, 0.0, 3.2]
max_decel: [-2.5, 0.0, -3.2]
odom_topic: "odom"
odom_duration: 0.1
deadband_velocity: [0.0, 0.0, 0.0]
velocity_timeout: 1.0

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@ -12,4 +12,4 @@ twist_mux:
joystick:
topic : cmd_vel_joy
timeout : 0.5
priority: 100
priority: 5

270
launch/nav2.launch.py Normal file
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@ -0,0 +1,270 @@
# Copyright (c) 2018 Intel Corporation
#
# 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.
import os
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch.actions import DeclareLaunchArgument, GroupAction, SetEnvironmentVariable
from launch.conditions import IfCondition
from launch.substitutions import LaunchConfiguration, PythonExpression
from launch_ros.actions import LoadComposableNodes
from launch_ros.actions import Node
from launch_ros.descriptions import ComposableNode
from nav2_common.launch import RewrittenYaml
def generate_launch_description():
# Get the launch directory
bringup_dir = get_package_share_directory('bot_mini_bringup')
namespace = LaunchConfiguration('namespace')
use_sim_time = LaunchConfiguration('use_sim_time')
autostart = LaunchConfiguration('autostart')
params_file = LaunchConfiguration('params_file')
use_composition = LaunchConfiguration('use_composition')
container_name = LaunchConfiguration('container_name')
container_name_full = (namespace, '/', container_name)
use_respawn = LaunchConfiguration('use_respawn')
log_level = LaunchConfiguration('log_level')
lifecycle_nodes = ['controller_server',
'smoother_server',
'planner_server',
'behavior_server',
'bt_navigator',
'waypoint_follower',
'velocity_smoother']
# Map fully qualified names to relative ones so the node's namespace can be prepended.
# In case of the transforms (tf), currently, there doesn't seem to be a better alternative
# https://github.com/ros/geometry2/issues/32
# https://github.com/ros/robot_state_publisher/pull/30
# TODO(orduno) Substitute with `PushNodeRemapping`
# https://github.com/ros2/launch_ros/issues/56
remappings = [('/tf', 'tf'),
('/tf_static', 'tf_static')]
# Create our own temporary YAML files that include substitutions
param_substitutions = {
'use_sim_time': use_sim_time,
'autostart': autostart}
configured_params = RewrittenYaml(
source_file=params_file,
root_key=namespace,
param_rewrites=param_substitutions,
convert_types=True)
stdout_linebuf_envvar = SetEnvironmentVariable(
'RCUTILS_LOGGING_BUFFERED_STREAM', '1')
declare_namespace_cmd = DeclareLaunchArgument(
'namespace',
default_value='',
description='Top-level namespace')
declare_use_sim_time_cmd = DeclareLaunchArgument(
'use_sim_time',
default_value='false',
description='Use simulation (Gazebo) clock if true')
declare_params_file_cmd = DeclareLaunchArgument(
'params_file',
default_value=os.path.join(bringup_dir, 'config', 'nav2_params.yaml'),
description='Full path to the ROS2 parameters file to use for all launched nodes')
declare_autostart_cmd = DeclareLaunchArgument(
'autostart', default_value='true',
description='Automatically startup the nav2 stack')
declare_use_composition_cmd = DeclareLaunchArgument(
'use_composition', default_value='False',
description='Use composed bringup if True')
declare_container_name_cmd = DeclareLaunchArgument(
'container_name', default_value='nav2_container',
description='the name of conatiner that nodes will load in if use composition')
declare_use_respawn_cmd = DeclareLaunchArgument(
'use_respawn', default_value='False',
description='Whether to respawn if a node crashes. Applied when composition is disabled.')
declare_log_level_cmd = DeclareLaunchArgument(
'log_level', default_value='info',
description='log level')
load_nodes = GroupAction(
condition=IfCondition(PythonExpression(['not ', use_composition])),
actions=[
Node(
package='nav2_controller',
executable='controller_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings + [('cmd_vel', 'cmd_vel_nav')]),
Node(
package='nav2_smoother',
executable='smoother_server',
name='smoother_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_planner',
executable='planner_server',
name='planner_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_behaviors',
executable='behavior_server',
name='behavior_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_bt_navigator',
executable='bt_navigator',
name='bt_navigator',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_waypoint_follower',
executable='waypoint_follower',
name='waypoint_follower',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_velocity_smoother',
executable='velocity_smoother',
name='velocity_smoother',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings +
[('cmd_vel', 'cmd_vel_nav'), ('cmd_vel_smoothed', 'cmd_vel')]),
Node(
package='nav2_lifecycle_manager',
executable='lifecycle_manager',
name='lifecycle_manager_navigation',
output='screen',
arguments=['--ros-args', '--log-level', log_level],
parameters=[{'use_sim_time': use_sim_time},
{'autostart': autostart},
{'node_names': lifecycle_nodes}]),
]
)
load_composable_nodes = LoadComposableNodes(
condition=IfCondition(use_composition),
target_container=container_name_full,
composable_node_descriptions=[
ComposableNode(
package='nav2_controller',
plugin='nav2_controller::ControllerServer',
name='controller_server',
parameters=[configured_params],
remappings=remappings + [('cmd_vel', 'cmd_vel_nav')]),
ComposableNode(
package='nav2_smoother',
plugin='nav2_smoother::SmootherServer',
name='smoother_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_planner',
plugin='nav2_planner::PlannerServer',
name='planner_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_behaviors',
plugin='behavior_server::BehaviorServer',
name='behavior_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_bt_navigator',
plugin='nav2_bt_navigator::BtNavigator',
name='bt_navigator',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_waypoint_follower',
plugin='nav2_waypoint_follower::WaypointFollower',
name='waypoint_follower',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_velocity_smoother',
plugin='nav2_velocity_smoother::VelocitySmoother',
name='velocity_smoother',
parameters=[configured_params],
remappings=remappings +
[('cmd_vel', 'cmd_vel_nav'), ('cmd_vel_smoothed', 'cmd_vel')]),
ComposableNode(
package='nav2_lifecycle_manager',
plugin='nav2_lifecycle_manager::LifecycleManager',
name='lifecycle_manager_navigation',
parameters=[{'use_sim_time': use_sim_time,
'autostart': autostart,
'node_names': lifecycle_nodes}]),
],
)
# Create the launch description and populate
ld = LaunchDescription()
# Set environment variables
ld.add_action(stdout_linebuf_envvar)
# Declare the launch options
ld.add_action(declare_namespace_cmd)
ld.add_action(declare_use_sim_time_cmd)
ld.add_action(declare_params_file_cmd)
ld.add_action(declare_autostart_cmd)
ld.add_action(declare_use_composition_cmd)
ld.add_action(declare_container_name_cmd)
ld.add_action(declare_use_respawn_cmd)
ld.add_action(declare_log_level_cmd)
# Add the actions to launch all of the navigation nodes
ld.add_action(load_nodes)
ld.add_action(load_composable_nodes)
return ld

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@ -79,7 +79,8 @@ def generate_launch_description():
teleop_spawner = Node(
package="rmp220_teleop",
executable="rmp220_teleop"
executable="rmp220_teleop",
remappings=[('/diffbot_base_controller/cmd_vel_unstamped','/cmd_vel_joy')]
)
cam_node = Node(
@ -98,6 +99,14 @@ def generate_launch_description():
parameters=[lidar_dir],
)
twist_mux_params = os.path.join(get_package_share_directory('bot_mini_bringup'),'config','twist_mux.yaml')
twist_mux = Node(
package="twist_mux",
executable="twist_mux",
parameters=[twist_mux_params, {'use_sim_time': False}],
remappings=[('/cmd_vel_out','/diffbot_base_controller/cmd_vel_unstamped')]
)
return LaunchDescription([
#control_node,
#robot_state_pub_node,
@ -106,5 +115,6 @@ def generate_launch_description():
joystick_spawner,
teleop_spawner,
#cam_node,
#lidar_node
#lidar_node,
#twist_mux
])

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@ -88,7 +88,7 @@ def generate_launch_description():
executable="cam_node"
)
use_sim_time = True
use_sim_time = False
slam_params_file = PathJoinSubstitution(
[
FindPackageShare("bot_mini_bringup"),

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@ -0,0 +1,131 @@
# Copyright 2022 Factor Robotics
#
# 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.
import os
from launch import LaunchDescription
from launch.substitutions import Command, FindExecutable, PathJoinSubstitution
from launch_ros.actions import Node
from launch_ros.substitutions import FindPackageShare
from ament_index_python.packages import get_package_share_directory
from launch_ros.actions import LifecycleNode
from launch_ros.descriptions import ParameterValue
from launch.substitutions import LaunchConfiguration
def generate_launch_description():
robot_description_content = Command(
[
PathJoinSubstitution([FindExecutable(name="xacro")]),
" ",
PathJoinSubstitution(
[
FindPackageShare("bot_mini_description"),
"urdf",
"odrive_diffbot.urdf.xacro"
]
),
]
)
robot_description = {"robot_description": ParameterValue(robot_description_content, value_type=str)}
robot_controllers = PathJoinSubstitution(
[
FindPackageShare("bot_mini_bringup"),
"config",
"diffbot_controllers.yaml",
]
)
control_node = Node(
package="controller_manager",
executable="ros2_control_node",
parameters=[robot_description, robot_controllers],
output="both",
)
robot_state_pub_node = Node(
package="robot_state_publisher",
executable="robot_state_publisher",
output="both",
parameters=[robot_description],
)
joint_state_broadcaster_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["joint_state_broadcaster", "-c", "/controller_manager"],
)
robot_controller_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["diffbot_base_controller", "-c", "/controller_manager"],
)
joystick_spawner = Node(
package="joy",
executable="joy_node"
)
teleop_spawner = Node(
package="rmp220_teleop",
executable="rmp220_teleop"
)
cam_node = Node(
package="ros2_cam_openCV",
executable="cam_node"
)
use_sim_time = False
slam_params_file = PathJoinSubstitution(
[
FindPackageShare("bot_mini_bringup"),
"config",
"mapper_params_online_async.yaml"
]
)
mapper_node = Node(
package="slam_toolbox",
executable="async_slam_toolbox_node",
name='slam_toolbox_node',
output='screen',
parameters=[
slam_params_file,
{'use_sim_time': use_sim_time}
],
)
lidar_dir = os.path.join(get_package_share_directory('lslidar_driver'), 'params', 'lsx10.yaml')
lidar_node = LifecycleNode(
package='lslidar_driver',
executable='lslidar_driver_node',
name='lslidar_driver_node',
output='screen',
emulate_tty=True,
namespace='',
parameters=[lidar_dir],
)
return LaunchDescription([
#control_node,
#robot_state_pub_node,
#joint_state_broadcaster_spawner,
#robot_controller_spawner,
#joystick_spawner,
#teleop_spawner,
#cam_node,
#lidar_node,
mapper_node
])

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@ -0,0 +1,270 @@
# Copyright (c) 2018 Intel Corporation
#
# 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.
import os
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch.actions import DeclareLaunchArgument, GroupAction, SetEnvironmentVariable
from launch.conditions import IfCondition
from launch.substitutions import LaunchConfiguration, PythonExpression
from launch_ros.actions import LoadComposableNodes
from launch_ros.actions import Node
from launch_ros.descriptions import ComposableNode
from nav2_common.launch import RewrittenYaml
def generate_launch_description():
# Get the launch directory
bringup_dir = get_package_share_directory('bot_mini_bringup')
namespace = LaunchConfiguration('namespace')
use_sim_time = LaunchConfiguration('use_sim_time')
autostart = LaunchConfiguration('autostart')
params_file = LaunchConfiguration('params_file')
use_composition = LaunchConfiguration('use_composition')
container_name = LaunchConfiguration('container_name')
container_name_full = (namespace, '/', container_name)
use_respawn = LaunchConfiguration('use_respawn')
log_level = LaunchConfiguration('log_level')
lifecycle_nodes = ['controller_server',
'smoother_server',
'planner_server',
'behavior_server',
'bt_navigator',
'waypoint_follower',
'velocity_smoother']
# Map fully qualified names to relative ones so the node's namespace can be prepended.
# In case of the transforms (tf), currently, there doesn't seem to be a better alternative
# https://github.com/ros/geometry2/issues/32
# https://github.com/ros/robot_state_publisher/pull/30
# TODO(orduno) Substitute with `PushNodeRemapping`
# https://github.com/ros2/launch_ros/issues/56
remappings = [('/tf', 'tf'),
('/tf_static', 'tf_static')]
# Create our own temporary YAML files that include substitutions
param_substitutions = {
'use_sim_time': use_sim_time,
'autostart': autostart}
configured_params = RewrittenYaml(
source_file=params_file,
root_key=namespace,
param_rewrites=param_substitutions,
convert_types=True)
stdout_linebuf_envvar = SetEnvironmentVariable(
'RCUTILS_LOGGING_BUFFERED_STREAM', '1')
declare_namespace_cmd = DeclareLaunchArgument(
'namespace',
default_value='',
description='Top-level namespace')
declare_use_sim_time_cmd = DeclareLaunchArgument(
'use_sim_time',
default_value='false',
description='Use simulation (Gazebo) clock if true')
declare_params_file_cmd = DeclareLaunchArgument(
'params_file',
default_value=os.path.join(bringup_dir, 'config', 'nav2_params.yaml'),
description='Full path to the ROS2 parameters file to use for all launched nodes')
declare_autostart_cmd = DeclareLaunchArgument(
'autostart', default_value='true',
description='Automatically startup the nav2 stack')
declare_use_composition_cmd = DeclareLaunchArgument(
'use_composition', default_value='False',
description='Use composed bringup if True')
declare_container_name_cmd = DeclareLaunchArgument(
'container_name', default_value='nav2_container',
description='the name of conatiner that nodes will load in if use composition')
declare_use_respawn_cmd = DeclareLaunchArgument(
'use_respawn', default_value='False',
description='Whether to respawn if a node crashes. Applied when composition is disabled.')
declare_log_level_cmd = DeclareLaunchArgument(
'log_level', default_value='info',
description='log level')
load_nodes = GroupAction(
condition=IfCondition(PythonExpression(['not ', use_composition])),
actions=[
Node(
package='nav2_controller',
executable='controller_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings + [('cmd_vel', 'cmd_vel_nav')]),
Node(
package='nav2_smoother',
executable='smoother_server',
name='smoother_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_planner',
executable='planner_server',
name='planner_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_behaviors',
executable='behavior_server',
name='behavior_server',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_bt_navigator',
executable='bt_navigator',
name='bt_navigator',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_waypoint_follower',
executable='waypoint_follower',
name='waypoint_follower',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings),
Node(
package='nav2_velocity_smoother',
executable='velocity_smoother',
name='velocity_smoother',
output='screen',
respawn=use_respawn,
respawn_delay=2.0,
parameters=[configured_params],
arguments=['--ros-args', '--log-level', log_level],
remappings=remappings +
[('cmd_vel', 'cmd_vel_nav'), ('cmd_vel_smoothed', 'cmd_vel')]),
Node(
package='nav2_lifecycle_manager',
executable='lifecycle_manager',
name='lifecycle_manager_navigation',
output='screen',
arguments=['--ros-args', '--log-level', log_level],
parameters=[{'use_sim_time': use_sim_time},
{'autostart': autostart},
{'node_names': lifecycle_nodes}]),
]
)
load_composable_nodes = LoadComposableNodes(
condition=IfCondition(use_composition),
target_container=container_name_full,
composable_node_descriptions=[
ComposableNode(
package='nav2_controller',
plugin='nav2_controller::ControllerServer',
name='controller_server',
parameters=[configured_params],
remappings=remappings + [('cmd_vel', 'cmd_vel_nav')]),
ComposableNode(
package='nav2_smoother',
plugin='nav2_smoother::SmootherServer',
name='smoother_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_planner',
plugin='nav2_planner::PlannerServer',
name='planner_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_behaviors',
plugin='behavior_server::BehaviorServer',
name='behavior_server',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_bt_navigator',
plugin='nav2_bt_navigator::BtNavigator',
name='bt_navigator',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_waypoint_follower',
plugin='nav2_waypoint_follower::WaypointFollower',
name='waypoint_follower',
parameters=[configured_params],
remappings=remappings),
ComposableNode(
package='nav2_velocity_smoother',
plugin='nav2_velocity_smoother::VelocitySmoother',
name='velocity_smoother',
parameters=[configured_params],
remappings=remappings +
[('cmd_vel', 'cmd_vel_nav'), ('cmd_vel_smoothed', 'cmd_vel')]),
ComposableNode(
package='nav2_lifecycle_manager',
plugin='nav2_lifecycle_manager::LifecycleManager',
name='lifecycle_manager_navigation',
parameters=[{'use_sim_time': use_sim_time,
'autostart': autostart,
'node_names': lifecycle_nodes}]),
],
)
# Create the launch description and populate
ld = LaunchDescription()
# Set environment variables
ld.add_action(stdout_linebuf_envvar)
# Declare the launch options
ld.add_action(declare_namespace_cmd)
ld.add_action(declare_use_sim_time_cmd)
ld.add_action(declare_params_file_cmd)
ld.add_action(declare_autostart_cmd)
ld.add_action(declare_use_composition_cmd)
ld.add_action(declare_container_name_cmd)
ld.add_action(declare_use_respawn_cmd)
ld.add_action(declare_log_level_cmd)
# Add the actions to launch all of the navigation nodes
ld.add_action(load_nodes)
ld.add_action(load_composable_nodes)
return ld

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@ -0,0 +1,120 @@
# Copyright 2022 Factor Robotics
#
# 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.
import os
from launch import LaunchDescription
from launch.substitutions import Command, FindExecutable, PathJoinSubstitution
from launch_ros.actions import Node
from launch_ros.substitutions import FindPackageShare
from ament_index_python.packages import get_package_share_directory
from launch_ros.actions import LifecycleNode
from launch_ros.descriptions import ParameterValue
def generate_launch_description():
robot_description_content = Command(
[
PathJoinSubstitution([FindExecutable(name="xacro")]),
" ",
PathJoinSubstitution(
[
FindPackageShare("bot_mini_description"),
"urdf",
"odrive_diffbot.urdf.xacro"
]
),
]
)
robot_description = {"robot_description": ParameterValue(robot_description_content, value_type=str)}
robot_controllers = PathJoinSubstitution(
[
FindPackageShare("bot_mini_bringup"),
"config",
"diffbot_controllers.yaml",
]
)
control_node = Node(
package="controller_manager",
executable="ros2_control_node",
parameters=[robot_description, robot_controllers],
output="both",
)
robot_state_pub_node = Node(
package="robot_state_publisher",
executable="robot_state_publisher",
output="both",
parameters=[robot_description],
)
joint_state_broadcaster_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["joint_state_broadcaster", "-c", "/controller_manager"],
)
robot_controller_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["diffbot_base_controller", "-c", "/controller_manager"],
)
joystick_spawner = Node(
package="joy",
executable="joy_node"
)
teleop_spawner = Node(
package="rmp220_teleop",
executable="rmp220_teleop",
remappings=[('/diffbot_base_controller/cmd_vel_unstamped','/cmd_vel_joy')]
)
cam_node = Node(
package="ros2_cam_openCV",
executable="cam_node"
)
lidar_dir = os.path.join(get_package_share_directory('lslidar_driver'), 'params', 'lsx10.yaml')
lidar_node = LifecycleNode(
package='lslidar_driver',
executable='lslidar_driver_node',
name='lslidar_driver_node',
output='screen',
emulate_tty=True,
namespace='',
parameters=[lidar_dir],
)
twist_mux_params = os.path.join(get_package_share_directory('bot_mini_bringup'),'config','twist_mux.yaml')
twist_mux = Node(
package="twist_mux",
executable="twist_mux",
parameters=[twist_mux_params, {'use_sim_time': False}],
remappings=[('/cmd_vel_out','/diffbot_base_controller/cmd_vel_unstamped')]
)
return LaunchDescription([
#control_node,
#robot_state_pub_node,
#joint_state_broadcaster_spawner,
#robot_controller_spawner,
#joystick_spawner,
#teleop_spawner,
#cam_node,
#lidar_node,
twist_mux
])

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# Copyright 2022 Factor Robotics
#
# 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.
import os
from launch import LaunchDescription
from launch.actions import IncludeLaunchDescription
from launch.launch_description_sources import PythonLaunchDescriptionSource
from launch.substitutions import Command, FindExecutable, PathJoinSubstitution
from launch_ros.actions import Node
from launch_ros.substitutions import FindPackageShare
from ament_index_python.packages import get_package_share_directory
from launch_ros.actions import LifecycleNode
from launch_ros.descriptions import ParameterValue
def generate_launch_description():
robot_description_content = Command(
[
PathJoinSubstitution([FindExecutable(name="xacro")]),
" ",
PathJoinSubstitution(
[
FindPackageShare("bot_mini_description"),
"urdf",
"odrive_diffbot.urdf.xacro"
]
),
]
)
robot_description = {"robot_description": ParameterValue(robot_description_content, value_type=str)}
robot_controllers = PathJoinSubstitution(
[
FindPackageShare("bot_mini_bringup"),
"config",
"diffbot_controllers.yaml",
]
)
control_node = Node(
package="controller_manager",
executable="ros2_control_node",
parameters=[robot_description, robot_controllers],
output="both",
)
robot_state_pub_node = Node(
package="robot_state_publisher",
executable="robot_state_publisher",
output="both",
parameters=[robot_description],
)
joint_state_broadcaster_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["joint_state_broadcaster", "-c", "/controller_manager"],
)
robot_controller_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["diffbot_base_controller", "-c", "/controller_manager"],
)
joystick_spawner = Node(
package="joy",
executable="joy_node"
)
teleop_spawner = Node(
package="rmp220_teleop",
executable="rmp220_teleop",
remappings=[('/diffbot_base_controller/cmd_vel_unstamped','/cmd_vel_joy')]
)
joystick_launch = IncludeLaunchDescription(
PythonLaunchDescriptionSource([os.path.join(
get_package_share_directory('bot_mini_bringup'),'joy_teleop.launch.py'
)]), launch_arguments={'use_sim_time': 'true'}.items()
)
cam_node = Node(
package="ros2_cam_openCV",
executable="cam_node"
)
lidar_dir = os.path.join(get_package_share_directory('lslidar_driver'), 'params', 'lsx10.yaml')
lidar_node = LifecycleNode(
package='lslidar_driver',
executable='lslidar_driver_node',
name='lslidar_driver_node',
output='screen',
emulate_tty=True,
namespace='',
parameters=[lidar_dir],
)
twist_mux_params = os.path.join(get_package_share_directory('bot_mini_bringup'),'config','twist_mux.yaml')
twist_mux = Node(
package="twist_mux",
executable="twist_mux",
parameters=[twist_mux_params, {'use_sim_time': False}],
remappings=[('/cmd_vel_out','/diffbot_base_controller/cmd_vel_unstamped')]
)
gazebo_params_file = os.path.join(get_package_share_directory('bot_mini_bringup'),'config','gazebo_params.yaml')
# Include the Gazebo launch file, provided by the gazebo_ros package
gazebo = IncludeLaunchDescription(
PythonLaunchDescriptionSource([os.path.join(
get_package_share_directory('gazebo_ros'), 'launch', 'gazebo.launch.py')]),
launch_arguments={'extra_gazebo_args': '--ros-args --params-file ' + gazebo_params_file}.items()
)
# Run the spawner node from the gazebo_ros package. The entity name doesn't really matter if you only have a single robot.
spawn_entity = Node(package='gazebo_ros', executable='spawn_entity.py',
arguments=['-topic', 'robot_description',
'-entity', 'my_bot'],
output='screen')
diff_drive_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["diff_cont"],
)
joint_broad_spawner = Node(
package="controller_manager",
executable="spawner",
arguments=["joint_broad"],
)
return LaunchDescription([
#control_node,
#robot_state_pub_node,
#joint_state_broadcaster_spawner,
#robot_controller_spawner,
#joystick_spawner,
#teleop_spawner,
#cam_node,
#lidar_node,
twist_mux,
gazebo,
spawn_entity,
joystick_launch,
diff_drive_spawner,
joint_broad_spawner
])

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image: ganz_save_map.pgm
mode: trinary
resolution: 0.05
origin: [0.192, 31.9, 0]
negate: 0
occupied_thresh: 0.65
free_thresh: 0.25

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image: office1_wb_konrad_map_save.pgm
mode: trinary
resolution: 0.05
origin: [-4.41, -17.2, 0]
negate: 0
occupied_thresh: 0.65
free_thresh: 0.25

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image: office1_map_save.pgm
mode: trinary
resolution: 0.05
origin: [1.87, -8.61, 0]
negate: 0
occupied_thresh: 0.65
free_thresh: 0.25

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image: office1_wb_konrad_map_save.pgm
mode: trinary
resolution: 0.05
origin: [-4.41, -17.2, 0]
negate: 0
occupied_thresh: 0.65
free_thresh: 0.25

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@ -13,7 +13,8 @@ setup(
['resource/' + package_name]),
('share/' + package_name, ['package.xml']),
(os.path.join('share', package_name), glob('launch/*.launch.py')),
(os.path.join('share', package_name, 'config'), glob('config/*.yaml'))#[1:]
(os.path.join('share', package_name, 'config'), glob('config/*.yaml')), #[1:]
(os.path.join('share', package_name, 'maps'), glob('maps/*'))
],
install_requires=['setuptools'],
zip_safe=True,