Questions tagged [rviz]
The rviz tag has no usage guidance.
18
questions
0
votes
2answers
42 views
Unintentional point cloud duplication during depth image conversion
I have a quite challenging question. I use ROS Melodic on Ubuntu18.04. My goal is to transform a ROS depth image to pointcloud2 format and show it in rviz. The theory seems ok, but I do not now where ...
0
votes
1answer
25 views
Count number of collisions while navigating to goal
I have the navigation stack working in ROS Kinetic on my computer. In Stage ROS simulations, I can specify the goal and the robot navigates to it. I need to count the number of collisions (if any) ...
0
votes
1answer
45 views
How to setup ROS and it's GUI tools in local server and connect to local macbook
I recently started learning ROS and I am having Macbook (MacOS Catalina) which is not ideal for running ROS. So, I decided to install ROS in my local home ubuntu 20.04 desktop server and connect it to ...
1
vote
1answer
131 views
How to remap /move_base_simple/goal to my own topic in turtlebot3_navigation?
I am running turtlebot3_navigation and want to make it subscribe to my own waypoints topic /my_waypoints rather than RVIZ's Set 2D Goal topic ...
1
vote
0answers
78 views
Rviz Status Error in Costmap: Update area outside original area
“update area outside of original map area” is the error I get when visualising the topic /move_base/global_costmap/costmap. The cost map displays correctly, there is nothing on google or the docs to ...
0
votes
0answers
169 views
LEGO-LOAM: Creating and Saving a Map
I have implemented LEGO-LOAM on my system. I have a velodyne VLP16 lidar. I am getting a display like this in the rviz window. I need help in creating and saving a map from this data. What should I do?...
0
votes
1answer
21 views
Multi-Agent simulation causing trouble in Rviz
I'm trying multi-agent simulations using ROSBOT 2.0 by husarion. I'm comfortable with single agent but when it comes to multiple agents I'm able to spawn them and control them independently but the ...
0
votes
1answer
110 views
What causes rviz black screen at startup?
I have been running the same rviz conf for months and mostly have had no issues. But lately there is often a black screen at rviz startup and it happens seemingly randomly, without any error messages ...
2
votes
1answer
454 views
Running ROS, Gazebo and RViz on Macbook
I have recently started learning robotics. Being at uni, I had access to Linux PCs where I could easily run ROS and Gazebo. However, due to the current pandemic and closure of universities, I now have ...
3
votes
1answer
378 views
ROS Laser Scan rotates with the robot in RVIZ
I am currently working on developing a ROS application for autonomous navigation using AMCl. I am first trying to get move_base to work before continuing with AMCL. ...
1
vote
1answer
5k views
RLException: neither a launch file package nor a launch file name
To get straight to the point I want to know how to fix this error and understand it, what is an RLException? Why am I getting this? How can I avoid this later? Below I will post what I did step by ...
0
votes
1answer
80 views
Coordinates seem to show overlapping but RViz doesn't
How can you place two objects that seem to overlap with their units but appear stacked on top of each other [original intent] in RViz?
I was watching this video tutorial on ROS and URDF. I have ...
0
votes
0answers
103 views
Robot moves sideways in RVIZ ROS
I'm using robot_localization to fuse odom, imu and gps data on a husky robot. After fusion, the robot now moves forward in gazebo but sideways in rviz.
I found this question. But the suggested ...
4
votes
1answer
567 views
Robot moving sideways in RVIZ ROS
Hi,
I have a wheeled-legged robot as you can see in the picture. When I simulate it in ROS-Gazebo it works fine, however at the same time in Rviz it moves sideways instead of forward or backwards. I ...
0
votes
2answers
791 views
Calculating the distance of a point from point cloud data
I'm getting the x,y,z values for three points as follows:
x : -0.357200 y: -0.205010 z: 0.940000
...
0
votes
1answer
125 views
Running ROS on Digital Ocean?
Has anyone done this? Create a "droplet" or whatever they call it and set up ROS, and be able to actually run roscore, gazebo, rviz, etc. from there?
I can imagine various complications, like having ...
2
votes
1answer
46 views
Fiducials in conjuction with AMCL
I'm having some trouble getting fiducials (using aruco_detect) to work alongside amcl. The goal here is to use normal amcl localization when a fiducial is not present, and to switch to localization ...
3
votes
2answers
993 views
RViz: How to Visualize a Voxblox Mesh as a MarkerArray?
I am currently trying to run the test cow and lady dataset with Voxblox. The process appears to execute properly in the terminal, but I cannot view the mesh in RViz.
When I try to add the topic <...
