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AUTO-607 use path distance instead of euclidean distance for pruning path #9

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merged 28 commits into from
Mar 10, 2023

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@doisyg doisyg commented Feb 28, 2023

This PR fixes the one of the issue with looping paths in MPPI, for searching the last point of the part of the global path to consider in the controller, we search up to the pruning distance along the path, instead of search up the euclidean distance. This avoid transforming path oscillations like the following:

https://user-images.githubusercontent.com/15727892/221850250-658af60f-8c94-4e67-a2ee-ec145b5d8bdf.mp4
(global path in green, transformed path in purple arrows)

@doisyg doisyg requested review from scheunemann, a team and jayyoung and removed request for a team February 28, 2023 12:08
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doisyg commented Mar 7, 2023

Sister PR merged in nav2 ros-navigation#3443

Guillaume Doisy and others added 4 commits March 8, 2023 16:52
 AUTO-610 [MPPI] enforce global path inversions
@doisyg doisyg merged commit 556b6ba into bau Mar 10, 2023
@doisyg doisyg deleted the AUTO-607_path_distance_for_pruning branch March 10, 2023 22:30
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2 participants