๐Ÿ›ตD.18 Simple Smoother

แ€žแ€ฐแ€€ input path แ€€แ€ญแ€ฏแ€šแ€ฐแ€•แ€ผแ€ฎแ€ธแ€แ€ฑแ€ฌแ€ท smooth แ€–แ€ผแ€…แ€บแ€กแ€ฑแ€ฌแ€„แ€บแ€œแ€ฏแ€•แ€บแ€•แ€ฑแ€ธแ€แ€ฌแ‹ แ€›แ€ญแ€ฏแ€ธแ€›แ€พแ€„แ€บแ€ธแ€แ€šแ€บแ‹ แ€™แ€ผแ€”แ€บแ€†แ€”แ€บแ€แ€šแ€บแ‹ แ€žแ€ฐแ€€ infeasible planner ( 2D planner ) แ€แ€ฝแ€ฑแ€”แ€ฒแ€ทแ€•แ€ฒแ€กแ€œแ€ฏแ€•แ€บแ€œแ€ฏแ€•แ€บแ€แ€šแ€บแ€แ€ฒแ€ทแ‹ kinematic feasible แ€กแ€”แ€ฑแ€กแ€‘แ€ฌแ€ธแ€แ€ฝแ€ฑแ€€แ€ญแ€ฏ แ€•แ€ปแ€€แ€บแ€žแ€ฝแ€ฌแ€ธแ€…แ€ฑแ€”แ€ญแ€ฏแ€„แ€บแ€แ€šแ€บแ‹ แ€’แ€ซแ€€แ€ผแ€ฑแ€ฌแ€„แ€บแ€ท user แ€žแ€Šแ€บ แ€žแ€ฐแ€”แ€ฒแ€ทแ€แ€ฝแ€ฒแ€žแ€ฏแ€ถแ€ธแ€™แ€šแ€บแ€†แ€ญแ€ฏแ€›แ€„แ€บ feasible planner แ€กแ€…แ€ฌแ€ธ Constrained Smoother Plugin แ€€แ€ญแ€ฏ แ€žแ€ฏแ€ถแ€ธแ€žแ€„แ€บแ€ทแ€แ€šแ€บแ€แ€ฒแ€ทแ‹

Name
Description
Type
Default

tolerance

Change in parameter values across path to terminate smoothing

double

1.00E-10

do_refinement

Whether to smooth the smoothed path recursively to refine the quality further

bool

TRUE

refinement_num

Number of times to recursively attempt to smooth, must be >= 1.

int

2

max_its

Maximum number of iterations to attempt smoothing before termination

int

1000

w_data

Weight to apply to path data given (bounds it)

double

0.2

w_smooth

Weight to apply to smooth the path (smooths it)

double

0.3

แ€”แ€™แ€ฐแ€”แ€ฌ

smoother_server:
  ros__parameters:
    costmap_topic: global_costmap/costmap_raw
    footprint_topic: global_costmap/published_footprint
    robot_base_frame: base_link
    transform_timeout: 0.1
    smoother_plugins: ["simple_smoother"]
    simple_smoother:
      plugin: "nav2_smoother::SimpleSmoother"
      tolerance: 1.0e-10
      do_refinement: True
      refinement_num: 2
      max_its: 1000
      w_data: 0.2
      w_smooth: 0.3

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