GoalReached

Checks the distance to the goal, if the distance to goal is less than the pre-defined threshold, the tree returns SUCCESS, otherwise it returns FAILURE.

Parameter

transform_tolerance:

Defined and declared in 行为树导航器.

goal_reached_tol:

Type	Default
double	0.25

Description: Tolerance of accepting pose as the goal (m).

Example

bt_navigator:
  ros__parameters:
    # other bt_navigator parameters
    transform_tolerance: 0.1
    goal_reached_tol: 0.25

Input Ports

goal:

Type	Default
string	N/A

Description: Destination to check. Takes in a blackboard variable, e.g. “{goal}”. The global reference frame is taken from the goal’s header frame_id field.

robot_base_frame:

Type	Default
string	“base_link”

Description: Robot base frame.

Example

<GoalReached goal="{goal}" robot_base_frame="base_link"/>