From ee3f5ec7c41ad6be822d1ca5f94afab674c73fa5 Mon Sep 17 00:00:00 2001 From: Erik Andresen Date: Sat, 4 Apr 2026 11:42:39 +0200 Subject: [PATCH] Add initial navigation configuration --- .screen-startup | 2 +- launch/a4wd3_launch.py | 9 +- params/nav2_params.yaml | 464 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 473 insertions(+), 2 deletions(-) create mode 100644 params/nav2_params.yaml diff --git a/.screen-startup b/.screen-startup index 1c93023..7ba2484 100644 --- a/.screen-startup +++ b/.screen-startup @@ -4,5 +4,5 @@ source $HOME/.screenrc #screen 0 zsh -is eval 'ros2 run a4wd3 hw_node --ros-args --log-level info' -screen 0 zsh -is eval 'ros2 launch a4wd3 a4wd3_launch.py' +screen 0 zsh -is eval 'ros2 launch a4wd3 a4wd3_launch.py map_file_name:=regerstr slam_mode:=localization' screen 1 zsh -is eval 'docker_python2 /root/ros2_ws/src/a4wd3/scripts/oled_ssd1306.py "udpsrc ! rsvgdec ! videoconvert"' diff --git a/launch/a4wd3_launch.py b/launch/a4wd3_launch.py index 251c1bc..51cf9d2 100644 --- a/launch/a4wd3_launch.py +++ b/launch/a4wd3_launch.py @@ -31,7 +31,7 @@ def generate_launch_description(): 'mode': slam_mode, 'map_start_at_dock': True, 'max_laser_range': 16.0, - 'base_frame': 'base_link' + 'base_frame': 'base_link', }], namespace='', ) @@ -130,4 +130,11 @@ def generate_launch_description(): ] ), ), + IncludeLaunchDescription( + PythonLaunchDescriptionSource([os.path.join(get_package_share_directory('nav2_bringup'), 'launch'),'/navigation_launch.py']), + launch_arguments={ + 'params_file': os.path.join(get_package_share_directory('a4wd3'), 'params', 'nav2_params.yaml'), + }.items(), + condition=IfCondition(with_nav), + ), ]) diff --git a/params/nav2_params.yaml b/params/nav2_params.yaml new file mode 100644 index 0000000..c4994f5 --- /dev/null +++ b/params/nav2_params.yaml @@ -0,0 +1,464 @@ +amcl: + ros__parameters: + alpha1: 0.2 + alpha2: 0.2 + alpha3: 0.2 + alpha4: 0.2 + alpha5: 0.2 + base_frame_id: "base_link" + 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: + global_frame: map + robot_base_frame: base_link + odom_topic: /odom + bt_loop_duration: 10 + default_server_timeout: 20 + wait_for_service_timeout: 1000 + action_server_result_timeout: 900.0 + navigators: ["navigate_to_pose", "navigate_through_poses"] + navigate_to_pose: + plugin: "nav2_bt_navigator::NavigateToPoseNavigator" + navigate_through_poses: + plugin: "nav2_bt_navigator::NavigateThroughPosesNavigator" + # '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 is used to add custom BT plugins to the executor (vector of strings). + # Built-in plugins are added automatically + # plugin_lib_names: [] + + error_code_names: + - compute_path_error_code + - follow_path_error_code + +controller_server: + ros__parameters: + controller_frequency: 20.0 + costmap_update_timeout: 0.30 + min_x_velocity_threshold: 0.001 + min_y_velocity_threshold: 0.0 + min_theta_velocity_threshold: 0.001 + failure_tolerance: 0.3 + progress_checker_plugins: ["progress_checker"] + goal_checker_plugins: ["general_goal_checker"] # "precise_goal_checker" + controller_plugins: ["FollowPath"] + use_realtime_priority: false + + # 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: 0.3 + yaw_goal_tolerance: 0.35 + FollowPath: + plugin: "nav2_mppi_controller::MPPIController" + time_steps: 56 + model_dt: 0.05 + batch_size: 2000 + ax_max: 1.0 + ax_min: -1.0 + ay_max: 0.0 + ay_min: 0.0 + az_max: 1.5 + vx_std: 0.2 + vy_std: 0.2 + wz_std: 0.4 + vx_max: 0.5 + vx_min: -0.2 + vy_max: 0.5 + wz_max: 1.0 + iteration_count: 1 + prune_distance: 1.7 + transform_tolerance: 0.4 + temperature: 0.3 + gamma: 0.015 + motion_model: "DiffDrive" + visualize: true + regenerate_noises: true + TrajectoryVisualizer: + trajectory_step: 5 + time_step: 3 + AckermannConstraints: + min_turning_r: 0.2 + critics: [ + "ConstraintCritic", "CostCritic", "GoalCritic", + "GoalAngleCritic", "PathAlignCritic", "PathFollowCritic", + "PathAngleCritic", "PreferForwardCritic"] + ConstraintCritic: + enabled: true + cost_power: 1 + cost_weight: 4.0 + GoalCritic: + enabled: true + cost_power: 1 + cost_weight: 5.0 + threshold_to_consider: 1.4 + GoalAngleCritic: + enabled: true + cost_power: 1 + cost_weight: 3.0 + threshold_to_consider: 0.5 + PreferForwardCritic: + enabled: true + cost_power: 1 + cost_weight: 5.0 + threshold_to_consider: 0.5 + CostCritic: + enabled: true + cost_power: 1 + cost_weight: 3.81 + near_collision_cost: 253 + critical_cost: 300.0 + consider_footprint: false + collision_cost: 1000000.0 + near_goal_distance: 1.0 + trajectory_point_step: 2 + PathAlignCritic: + enabled: true + cost_power: 1 + cost_weight: 14.0 + max_path_occupancy_ratio: 0.05 + trajectory_point_step: 4 + threshold_to_consider: 0.5 + offset_from_furthest: 20 + use_path_orientations: false + PathFollowCritic: + enabled: true + cost_power: 1 + cost_weight: 5.0 + offset_from_furthest: 5 + threshold_to_consider: 1.4 + PathAngleCritic: + enabled: true + cost_power: 1 + cost_weight: 2.0 + offset_from_furthest: 4 + threshold_to_consider: 0.5 + max_angle_to_furthest: 1.0 + mode: 0 + # TwirlingCritic: + # enabled: true + # twirling_cost_power: 1 + # twirling_cost_weight: 10.0 + +local_costmap: + local_costmap: + ros__parameters: + update_frequency: 5.0 + publish_frequency: 2.0 + global_frame: odom + robot_base_frame: base_link + rolling_window: true + width: 3 + height: 3 + resolution: 0.05 + robot_radius: 0.28 + plugins: ["obstacle_layer", "inflation_layer"] + inflation_layer: + plugin: "nav2_costmap_2d::InflationLayer" + cost_scaling_factor: 3.0 + inflation_radius: 0.70 + 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 + 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 + robot_radius: 0.28 + 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: 0.7 + always_send_full_costmap: True + +# The yaml_filename does not need to be specified since it going to be set by defaults in launch. +# If you'd rather set it in the yaml, remove the default "map" value in the tb3_simulation_launch.py +# file & provide full path to map below. If CLI map configuration or launch default is provided, that will be used. +# map_server: +# ros__parameters: +# yaml_filename: "" + +map_saver: + ros__parameters: + 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 + planner_plugins: ["GridBased"] + costmap_update_timeout: 1.0 + GridBased: + plugin: "nav2_navfn_planner::NavfnPlanner" + tolerance: 0.5 + use_astar: false + allow_unknown: true + +smoother_server: + ros__parameters: + smoother_plugins: ["simple_smoother"] + simple_smoother: + plugin: "nav2_smoother::SimpleSmoother" + tolerance: 1.0e-10 + max_its: 1000 + do_refinement: True + +behavior_server: + ros__parameters: + local_costmap_topic: local_costmap/costmap_raw + global_costmap_topic: global_costmap/costmap_raw + local_footprint_topic: local_costmap/published_footprint + global_footprint_topic: global_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" + local_frame: odom + global_frame: map + robot_base_frame: base_link + transform_tolerance: 0.1 + simulate_ahead_time: 2.0 + max_rotational_vel: 1.0 + min_rotational_vel: 0.4 + rotational_acc_lim: 3.2 + +waypoint_follower: + ros__parameters: + loop_rate: 20 + stop_on_failure: false + action_server_result_timeout: 900.0 + waypoint_task_executor_plugin: "wait_at_waypoint" + wait_at_waypoint: + plugin: "nav2_waypoint_follower::WaitAtWaypoint" + enabled: True + waypoint_pause_duration: 200 + +route_server: + ros__parameters: + # The graph_filepath does not need to be specified since it going to be set by defaults in launch. + # If you'd rather set it in the yaml, remove the default "graph" value in the launch file(s). + # file & provide full path to map below. If graph config or launch default is provided, it is used + # graph_filepath: $(find-pkg-share nav2_route)/graphs/aws_graph.geojson + boundary_radius_to_achieve_node: 1.0 + radius_to_achieve_node: 2.0 + smooth_corners: true + operations: ["AdjustSpeedLimit", "ReroutingService", "CollisionMonitor"] + ReroutingService: + plugin: "nav2_route::ReroutingService" + AdjustSpeedLimit: + plugin: "nav2_route::AdjustSpeedLimit" + CollisionMonitor: + plugin: "nav2_route::CollisionMonitor" + max_collision_dist: 3.0 + edge_cost_functions: ["DistanceScorer", "CostmapScorer"] + DistanceScorer: + plugin: "nav2_route::DistanceScorer" + CostmapScorer: + plugin: "nav2_route::CostmapScorer" + +velocity_smoother: + ros__parameters: + smoothing_frequency: 20.0 + stamp_smoothed_velocity_with_smoothing_time: False + scale_velocities: False + feedback: "OPEN_LOOP" + max_velocity: [0.5, 0.0, 2.0] + min_velocity: [-0.5, 0.0, -2.0] + 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 + +collision_monitor: + ros__parameters: + base_frame_id: "base_link" + odom_frame_id: "odom" + cmd_vel_in_topic: "cmd_vel_smoothed" + cmd_vel_out_topic: "cmd_vel" + state_topic: "collision_monitor_state" + transform_tolerance: 0.2 + source_timeout: 1.0 + base_shift_correction: True + stop_pub_timeout: 2.0 + # Polygons represent zone around the robot for "stop", "slowdown" and "limit" action types, + # and robot footprint for "approach" action type. + polygons: ["FootprintApproach"] + FootprintApproach: + type: "polygon" + action_type: "approach" + footprint_topic: "/local_costmap/published_footprint" + time_before_collision: 1.2 + simulation_time_step: 0.1 + min_points: 6 + visualize: False + enabled: True + observation_sources: ["scan"] + scan: + type: "scan" + topic: "scan" + min_height: 0.15 + max_height: 2.0 + enabled: True + +docking_server: + ros__parameters: + controller_frequency: 50.0 + initial_perception_timeout: 5.0 + wait_charge_timeout: 5.0 + dock_approach_timeout: 30.0 + undock_linear_tolerance: 0.05 + undock_angular_tolerance: 0.1 + max_retries: 3 + base_frame: "base_link" + fixed_frame: "odom" + dock_backwards: false + dock_prestaging_tolerance: 0.5 + + # Types of docks + dock_plugins: ['simple_charging_dock'] + simple_charging_dock: + plugin: 'opennav_docking::SimpleChargingDock' + docking_threshold: 0.05 + staging_x_offset: -0.7 + use_external_detection_pose: true + use_battery_status: false # true + use_stall_detection: false # true + + external_detection_timeout: 1.0 + external_detection_translation_x: -0.18 + external_detection_translation_y: 0.0 + external_detection_rotation_roll: -1.57 + external_detection_rotation_pitch: -1.57 + external_detection_rotation_yaw: 0.0 + filter_coef: 0.1 + + # Dock instances + # The following example illustrates configuring dock instances. + # docks: ['home_dock'] # Input your docks here + # home_dock: + # type: 'simple_charging_dock' + # frame: map + # pose: [0.0, 0.0, 0.0] + + controller: + k_phi: 3.0 + k_delta: 2.0 + v_linear_min: 0.15 + v_linear_max: 0.15 + use_collision_detection: true + costmap_topic: "local_costmap/costmap_raw" + footprint_topic: "local_costmap/published_footprint" + transform_tolerance: 0.1 + projection_time: 5.0 + simulation_step: 0.1 + dock_collision_threshold: 0.3 + +loopback_simulator: + ros__parameters: + base_frame_id: "base_link" + odom_frame_id: "odom" + map_frame_id: "map" + scan_frame_id: "base_scan" # tb4_loopback_simulator.launch.py remaps to 'rplidar_link' + update_duration: 0.02 + scan_range_min: 0.05 + scan_range_max: 30.0 + scan_angle_min: -3.1415 + scan_angle_max: 3.1415 + scan_angle_increment: 0.02617 + scan_use_inf: true -- 2.39.5