Questions tagged [visualization]

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13 votes
3 answers
1k views

Web mapping that can be used for autonomous vehicles/robots

Is there web mapping tool that allows developers to use it to plot GPS data of autonomous vehicles/robots? Google Maps forbids it. See 10.2.C. ...
0 votes
1 answer
83 views

Ros2 and communication - How do you post a Ros2 message in a text box in Unity?

I am developing a project with ros_msft_mrtk and would like to send simple messages via Ros2 to Unity or then to the Hololens2. Unfortunately, I don't understand Ros2's communication. I use the ...
1 vote
1 answer
246 views

Gazebo Garden Lidar Visualization

I am trying to visualize a point cloud of the lidar so I used the file in the Gazebo Garden tutorials (link: https://gazebosim.org/docs/garden/sen...) and I added these two lines for the Vsiualize ...
4 votes
1 answer
166 views

How do CAD programs solve for Inverse/Forward Kinematics problem in Assembly?

I am trying to solve for the Forward kinematics of a spatial parallel manipulator. Its loop closure (LC) equations are pretty long, and are being solved using numerical methods. As I am adding more ...
2 votes
2 answers
900 views

Robotics Toolbox: Display all DH link frames in Seriallink.plot()

I am using the Robotics Toolbox by Peter Corke to create a plot of a simple four-link robot. For an assignment, I want a figure of the robot with all frames according to the DH-convention. Though even ...
0 votes
2 answers
1 view

RViz Panel: How not to freeze RViz?

Hey there, I have written a C++ RViz custom panel. The implementation roughly follows this example link. The panel subscribe to a specific topic PointStamped type, and fills a list that gets displayed ...
1 vote
1 answer
662 views

Using DH parameters to visualize a robot

Suppose I receive a table containing the DH parameters of a 5 DOF robot. Am I able to reconstruct the geometry of this robot and actually visualize it (i.e. all the mechanical joints and links), using ...
2 votes
2 answers
4k views

Gazebo not reading the material color in URDF

I have a chassis link that has casters. I would like the casters to be grey and the box to be blue. The ROS link doc mentions ...
0 votes
1 answer
1 view

ROS workspace and visualization

Hello everyone, I am a complete beginner to ROS and have question concerning, the structure of the ROS working environment. I got the Schunk robot from the link below into catkin_ws/src. https://...
3 votes
2 answers
1k 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 <...
0 votes
1 answer
4 views

How can I save the RVIZ visualization to an image file

Hello, I am publishing data trough different publisher, mainly with visualization_msgs::Marker and nav_msgs::GridCells objects. I get a visualization in my RVIZ window and what I want to do is to ...
0 votes
1 answer
2 views

Draw an OccupancyGrid?

Are there any ROS tools, or recommended third-party tools, for drawing a 2D grid that's output as a nav_msgs/OccupancyGrid? I could find an online grid editor that outputs to coordinates, then convert ...
0 votes
1 answer
5 views

VREP IMU plugin: Transform argument source_frame in tf2 frame_ids cannot be empty

Hello everyone, I am trying to simulate IMU sensor using this IMU plugin in V-REP and visualize results in rviz. https://github.com/bartville/vrep_plugin_imu But I get following error in rviz: ...
0 votes
3 answers
3 views

Has anyone written a trajectory plotting tool?

Adam Leeper asked on ros-users: I'd like a tool that plots a series of joint trajectories. In my work, I continuously re-plan motions, meaning I need each trajectory to spline smoothly at a particular ...
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0 votes
1 answer
1 view

How to reflect (or mirror) a point cloud in rviz?

Hello, I have successfully set-up ros so that a point cloud is sent to rviz every 100ms. It looks great, however, the visualization is mirrored about the z-y axis. I have already tried using ...
0 votes
1 answer
1 view

LaserScanLayer overlapping when I subscriber the topic “/scan”

First step: In PC (Ubuntu 14.04) , I ssh to the kobuki and bring up it with this command line roslaunch turtlebot_bringup minimal.launch --screen & and then ...
0 votes
1 answer
2 views

RVIZ: Efficient way to display large, incremental 2D images in 3D space

Hey guys, as the title states, I am looking for an efficient way to display a large, incrementally growing, high resolution image in 3d space in RVIZ. Any suggestions? My project partner are currently ...
5 votes
1 answer
8k views

Visualizing raw accelerometer and gyro data

I have an arduino wired to an MPU6050 breakout board. The arduino continuously collects accelerometer and gyroscope data from the MPU6050 and calculates angle and velocity. Simply plotting the ...
0 votes
3 answers
5 views

rviz to plot a plane with known (x,y,z) points

Hi guys, I have a list of (x,y,z) points all of which lie on the same plane. I need to visualize this plane on rviz with these points. I googled on how to make a plane on rviz and someone mentioned ...
0 votes
1 answer
1 view

Second Rviz instance doesn't show robot model from ROS master

Dear all, I am running a ROS master on a first PC with a Universal Robot in it. In a second PC I'd just like to see the visualization with Rviz. After exporting the IP address of the master using <...
0 votes
3 answers
2 views

Multiple Goal Buttons in RVIZ?

Hi everyone, I have to control more than one robot at a time. The robots are administered by a central ROS server and can be displayed and controlled using ROS RVIZ at the same time. Every robot runs ...
1 vote
1 answer
636 views

How to Visualize a real robot's movements on a map?

I am working on obstacle avoidance and path planning in robotics using X80SV robot. The obstacle avoidance module of the robot works well. The programming language I have used in this work is C#. Next,...
2 votes
1 answer
308 views

Covariance Check?

I have a localization data estimated and GPS_truth and generated [3x3] covariance matrix along with them. What i would like to do is to see if the covariance is correct or not? Can we check it by ...
0 votes
1 answer
3 views

RVIZ crashes when I add Camera/ Image Type

Hi all, I installed ROS Indigo in Ubuntu 14.04 and the RVIZ version is 1.11.15. When I run rviz and try to add Image or Camera display type, RVIZ crashes giving ...
0 votes
1 answer
1 view

Rviz | tf | scan - (No transform to fixed base)

Hello all, I'm facing issues with scan data visualization on rviz. The following pictures show the problem: image 1 image 2 As we can see from image 1, the transformation between the laser and ...
0 votes
2 answers
1 view

Visualize all calculated trajectories in RViz

Hi, before a local planner chooses a best trajectory, it calculates a lot and compares them. Is there any chance to visualize all of the generated trajectories in RViz to see what's happening and how ...
22 votes
2 answers
1k views

Visualizing and debugging an EKF

I am currently debugging and tuning an EKF (Extended Kalman Filter). The task is classical mobile robot pose tracking where landmarks are AR markers. Sometimes I am surprised how some measurement ...
1 vote
1 answer
909 views

convert toolframe coordinate to world frame coordinates?

I am not sure how i should explain this, I am looking for a way to plot the trajectory an robot arm. An object is seen from the toolFrame frame, but how do I plot the position of each joint, such ...
0 votes
1 answer
47 views

Is Venetian mirror possible in Autodesk Inventor? [closed]

I see there are things like glass and mirror in Autodesk Inventor Professional 2016 but is there a possibility to have Venetian mirror? So that from one side it would look like a mirror and from the ...
1 vote
1 answer
137 views

How to implement Bounded Angle Vision in Particle Filter?

I have built a Particles Filter simulator and I wanted to add the following functionalities. Limited Range Vision (Robot can see up to 50 meters) Limited Angle Vision (Robot can see within a certain ...
0 votes
1 answer
3 views

Visualizing bag files using d3.js

I wonder if there is any previous work for visualizing bag files using d3.js. I know I can convert them to csv but even in that case they differ somewhat from the normal csv files. Any hint is really ...
0 votes
2 answers
4 views

[RViz] How do I use marker.colors with LINE_LIST?

The doc says colors should have same size as points. But in case of LINE_LIST, there are 2n points, with n = number of lines. I tried both to resize colors to n and 2*n and setting every color twice ...
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0 votes
1 answer
1 view

Visualizing 3D data from Laser Scanner

Hello All, I am new to ROS and I have looked on this portal to check if I am repeating this question but I have not found any satisfactory answer so far. here is what my query is : I have a LMS400 ...
0 votes
1 answer
1 view

multiple views in a single RViz instance? RQT?

I'm afraid I already know the answer, but does anyone know whether it is possible to configure RViz to give me 4 views in a single instance, similar to the Quad View in Blender: http://wiki.blender....
0 votes
1 answer
4 views

Manually modified node graph visualization?

Hello, I am new to ROS and I would like to know whether it is possible to get the graph visualization of ROS nodes like in rqt_graph in a file format which can be further modified manually (nodes ...
0 votes
1 answer
1 view

Image visualization does not work in Rviz [?]

Hi, I was trying to visualize a sensor_msgs/Image message using Rviz and had no success. Then, I found image_viewer plugin in rqt (rqt_image_viewer) and the image was always there. Is this an issue in ...
0 votes
1 answer
1 view

Creating 3D grid map for amcl

Hi guys, I am doing a known mapping by using amcl, and I wish to improve my map by making it into 3d and view it inside rviz. Here's my map image. (in .pgm) Is there any software in ubuntu that can ...
0 votes
1 answer
2 views

Tool to visualize launch files

I was wondering if anybody knew of a tool that could be used to visualize launch files. Some launch files are very complex and hierarchical. They can almost be thought of as code, they take ...
0 votes
1 answer
1 view

hector_quadrotor color settings for laserscan

Hi, I am trying to reproduce the same color behaviour from the "hector_quadrotor outdoor scenario demo" youtube clip. In this clip in the top down view from rviz the hector team gets a nice ...
0 votes
1 answer
1 view

Octomap visualization doesn't display anything - rgbdslam

I have the same problem as described here: http://answers.ros.org/question/53228/rgbdslam-cannot-produce-octomap/. However, when I execute ...
0 votes
1 answer
2 views

ROS Stage and Rviz for Navigation

Hi all, I have some queries about running navigation stack in Stage and RViz : For my project I'm using base_link as my robot base frame and laser_frame as my laser base frame. However, after running ...
0 votes
1 answer
1 view

Visualize data during experiment: Gazebo/RVIZ

My current setup involves 3 robots with pandaboards a server with camera The server handles the core and the absolute positioning software running off the camera which publishes the robots' ...
0 votes
2 answers
1 view

Rviz .vcg vs .rviz (fuerte vs groovy)

I just to groovy and realized that my rviz config file, xx.vcg, no longer loads in rviz. Instead, if i save a configuration, it is saved as xx.rviz. Is there any way to create a config file that will ...
0 votes
3 answers
7 views

How can I visualize covariance data using ROS tools?

Are there any best practices for visualizing covariance data as uncertainty ellipses/ellipsoids using ROS tools, especially rviz? There's quite a few applications where this would be desirable (most ...
0 votes
1 answer
1 view

Modify "visualization" for autonomous navigation of turtlebot

Hello! i am using ros electric and i would like to use the navigation and visualization toolbox to implement the autonomous navigation for the turtlebot. In particular i want to reach some preset ...
0 votes
1 answer
1 view

Coordinate frame transforms: /odom to /map?

I think I might just be having a difficult time understanding how the coordinate frames relate to each other. I'm working on a visualization (very small subset of rviz) that is shown in a browser. ...
0 votes
1 answer
1 view

Visualization / Transforms with rosbridge and erratic

I'm trying to create a website that displays the current progress of a robot (in this case erratic) running SLAM. With rosbridge I've been able to set up the subscriptions that I need, I think and I ...
0 votes
1 answer
1 view

Compiling pcl_trunk/visualization

I just cloned pcl1.6(https://bitbucket.org/bhaskara/perception_pcl_fuerte_unstable) in my ROS_PACKAGE_PATH. And I want to modify the visualization tool (visualization), which is located at /pcl16/...
0 votes
1 answer
1 view

Visualizing my own path planner?

Hi, I have written an Hybrid A* algorithm in C++. I wish to visualize my algorithm on ROS. Can someone please tell what are the steps to be followed to do this.... Thanks in advance Originally posted ...
0 votes
1 answer
1 view

Visualizing search space for OMPL planner

Hi, I am using the RRT-Connect planner in OMPL (through the ompl_ros_interface) to do planning for a pr2 arm. I was wondering if there was any way to obtain all of the states that the planner created ...