apriltag_ros

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ROS2 support

9

I created an AprilTag ROS2 node from scratch: https://github.com/christianrauch/apriltag_ros. Would you be interested in hosting the repo in the `AprilRobotics` group/organisation? If we do so, it would be useful to...

christian-rauch

I have been trying to get pose of an april tag cube in gazebo but the pose estimation seems to be very inaccurate. As my robot moves towards the tag,...

viveksood97

Added support for multiple camera

7

I have RTABMAP setup on my robot using multiple cameras, but when I tried to incorporate apriltags, I ran into an issue where apriltag_ros can only subscribe to one camera,...

Nosille

pass back corner detections

2

Just wondering if there's interest in [this](https://github.com/HorseRobotics/apriltag_ros/commit/f1088855d3c91b1c2d130b92510d8b77fa1380b4). Possibly made optional. Reasons we wanted the change: 1) To try removing rotational ambiguity in limited instances using extra points, possibly inner corners...

inventor2525

Covariance matrix is filled with zeros.

10

I was testing the latest master branch and the covariance matrix provided in the PoseWithCovarianceStamped message is never filled with any non-zero values. The message type is geometry_msgs::PoseWithCovarianceStamped. I printed...

canberkgurel

what is the purpose of zarray_get(detections_, i, &detection) and how set H Matrix

2

there is an H matrix in addImagePoints(detection, standaloneTagImagePoints) , i'm wondering how H is get int your function? some details: 1.homography_project(detection->H, tag_x[i], tag_y[i], &im_x, &im_y); 2. // assuming that the...

Wuxinxiaoshifu

Ability to invert camera->tag transformation for each Standalone/ Bundle April Tag

2

## The problem that this enhancement is targeting When multiple cameras are used to detect a standalone/bundle April Tag, it leads to the april tag frame having multiple camera frames...

JohnTGZ

What is the design reasoning behind AprilTag TF convention?

1

Why AprilTag published TF or position data does not follow ROS convention?

wrmichaelmak

feat: ros2 porting

15

Closes #76

wep21

Define tags dynamically

1

Hi, Normally we can use the tags.yaml file to define the tags used, but is it possible to define this parameter dynamically? For example, I started the node without any...

gustavojoseleite