find a bug in motion model about tracking_wo_bnw HOT 2 CLOSED

Hi,

I found a bug in using motion model. src/tracktor/tracker.py always update t.last_pos before applying motion model, the velocity is always 0.
Here is a easy fix:
@@ -306,7 +305,8 @@ class Tracker():
containing the image information.
"""
for t in self.tracks:
(-) t.last_pos = t.pos.clone()
(+) if len(t.last_pos.size()) == 0:
(+) t.last_pos = t.pos.clone()

@@ -353,6 +353,8 @@ class Tracker():
if self.motion_model:
self.motion()
#regress
(+) for t in self.tracks:
(+) t.last_pos = t.pos.clone()
person_scores = self.regress_tracks(blob)

from tracking_wo_bnw.

The current version of the code should resolve this bug already. But thank you for the hint!

from tracking_wo_bnw.