2
votes
Accepted
Subscribe to geometry_msgs/TransformStamped (tf) Message with message_filters ApproximateTime subscriber
Based on what is described , you seem to missing a fundamental way in which the /tf tree in ROS should be used. Ideally you have use a tf listener to lookup transforms at a certain time, as long as ...
- 108
1
vote
How to remap tf publication of AMCL
Dmitry's solution should work, but it seems cleaner to me if you make the mux responsible for publishing the map->odom transform, and disable this feature in the ...
- 693
1
vote
How to remap tf publication of AMCL
If you use navigation AMCL implementation, consider using the tf_broadcast param.
It controls whether the broadcast happens or ...
1
vote
euler_from_quaternion error when rpy is 0 90 0
RPY angles have a singularity for pitch values of 90° and -90°. This means that, for a given orientation that yields a pitch of 90°, it is not possible to uniquely define the roll and yaw angles.
This ...
- 1,379
1
vote
Accepted
RViz2 seems to have problems with dynamic TF when visualizing sensor data
If you are using simulation, the ros time is the 'number of seconds since simulation start'.
However, the timestamp in your error message is much too large ("time 1675148130.527") for that, ...
- 693
1
vote
Robot_state_publisher don't publish on /tf topic
That error shows that amcl has crashed and is no longer running. That is where I would start your search.
To that end you're not the first to experience this. There's an open bug issue at
https://...
- 24.7k
1
vote
Accepted
Python's all tf frames function in ROS2 only returns some frames
The tf information is published from one of more nodes across the system. Because you are creating a fresh buffer with a new buffer you need to let it listen long enough that it will have heard from ...
- 24.7k
Only top scored, non community-wiki answers of a minimum length are eligible