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Questions tagged [stampedtransform]

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Diffbot/robot not responding to teleop_keyboard_twist command in rviz2

My current setup: Ubuntu 22.0 running ROS Humble Hawksbill. Issue at hand:- I'm using the teleop_twist_keyboard package to control a robot in RViz with my keyboard. Here's the command I'm running: <...
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Get robot position und orientation (in degree) from TF

Hi, I want to get the Position (x, y) and the orientation from my robot. The position should be relative to the map TF. Therefore I used a TransformListener: ...
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Changing TransformListener's transform

Hi, So I'm trying to change the transform that I'm getting from a transform listener, but it doesn't seem to change. When trying to set the values, they don't change. Here I'm declaring a const ...
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Error: Lookup would require extrapolation into the past

Hi, I seem to be getting the error: Lookup would require extrapolation into the past. Requested time 1424871421.389785282 but the earliest data is at time 1424871421.599770804, when looking up ...
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Transform not working with rosbag

I have followed the tutorial to create a tf broadcaster. Here is the code: ...
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Frame in which Goal should be set

With respect to which frame, robot goal should be set - is it /odom or /base_link or /map ? Out of /odom , /map and /base_link frames which should be the source and target frames in listener....
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point cloud is transformed wrong

Hi all, I'm not sure what information would be sufficient for this question, so please feel free to ask about any details. The problem is as follows: I have recorded a dataset with kinect, based on ...
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transformPoint using tf::Transform?

Hi, I need to save a transform (world->Kinect frame) at a specific time, and use this transform to convert a point in world coordinate frame to a point in that old Kinect frame after several ...
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Getting the position and the pose of robot using tf_listener

I'm trying to get position and orientation of the robot calculated by gmapping. I used this question link text and tutorial link text as a reference. I can get the robot position using tf::Transform::...
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Eigen::eigen2_Transform3D and TF

Hi Guys, I am trying to use tf::TransformTFToEigen with a TF listener. I have both eigen2 and eigen3 installed. The error I get is "'eigen2_Transform3d' is not a member of Eigen". I was ...
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tf::StampedTransform Throws Segfault

Hello all, I am attempting the following: class Durp { tf::TransformListener _tfListener; tf::StampedTransform * saveMyTransform; Durp() : saveMyTransform(NULL) { Nodehandle n; ...
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from PoseStamped message to tf StampedTransform

What's the neatest way to change a PoseStamped message into a StampedTransform to be published through a transform_broadcaster? Originally posted by quimnuss on ROS Answers with karma: 169 on 2011-06-...
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