Questions tagged [webots]

Webots is an open-source development environment used to model, program and simulate mobile robots.

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255 questions
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printf a double variable with asterisk (a pointer)

I have this program in webots where I am extracting the color instance from the Wbcamerarecongnition and trying to print the color which according to documentation is made of 3D array for each color. below is link to the documentation I am trying to…
yosef ali
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I want to know how API functions work. where can i find its implementation code?

Brain box. I work in Linux with C language. I want to know how API functions work. For example,wb_radar_get_number_of_targets(WbDeviceTag tag), how can I find its implementation code, that is, its. C code
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Creating World Map on Webots

I need to create a simulation of a track-based event on Webots, which has multiple challenges in it ( Line Sensors, Obstacle avoidance, slopes.) How should I go ahead with creating the world map? How do I add the lines(black or white) for the line…
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Is there any tutorial or more specific explaination about the DistanceSensor of Webots

I was not sure about how to use the different types of DistanceSensors, and how does the gaussianwidth influence the sensor, and about the given 4 distancesensors, how to use it?
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WEBOTS: Two-wheeled platform and stabilization setting

I created a two-wheeled platform that I want to stabilize. But I do not understand through which device or through the program code to do this. I expect the platform to be upright.
dicipy
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Webots - Check if point is inside the object

I am using an algorithm to generate points my robot is supposed to explore. To do this, these points have to be generated such that none of them are within the area that obstacles occupy. How can that be done by using Webots? I cannot use collision…
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How can i create my own world with some robot and control it with ROS?

I want to create my own world in webots and add a robot that i can control it with ROS. How can i do it? Is there any tutorial for that operation?
shragat
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Dynamic vehicle modeling and simulation start condition

In one of my previous questions about WeBots I asked which vehicle model is implemented. Apparently the Ackerman vehicle dynamics is used. Could anyone give me a reference that has/explain this model? My second question is somewhat more practical.…
Nelson
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Problems running Webots

When launching Webots instead of a scene in the 3d View window, I sometimes get a black screen. I can not understand the reasons for its occurrence. What could be the cause? Operating system Windows 8.1, video cards Intell, AMD Thank you in…
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How can I send brainwave sensor values to robotis-op2

How can I send brainwave sensor values to robotis-op2. I have neurosky sensor and I want to send the values of the sensor.
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Possibility of implementing Shortest path algorithm with waypoints on webots

I'm currently doing a project using Webots to create a 3d simulation world - a container terminal yard whereby multiple robots(AGVs) reach their designated destination to load/unload containers. Here's a glimpse of what I've been doing for the past…
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Trying to add ImageTexture to a shape of IndexedFaceSet, how can I control the appearance of ImageTexture?

I tried to build a cup like can.proto, but the appearance of ImageTexture was strange. How can I control it?
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I am not able to import python libraries (numpy, matplotlib, PIL ...) to use in my webots simulation

I am trying to create a simulation using webots in python. Although the libraries (NumPy, matplotlib, etc..) are installed on my ubuntu system, I cannot import them in my controller!! how can I use these libraries in my webots controller ?? from…
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Coding a robot in Webots

As a beginner, I just installed Webots and imported 2 industrial robots (Kuka Youbot and the ABB IRB4600). My questions: Looking into each robot in the scene tree: I couldn't see any child parts under the parent. Are those parts hidden for some…
Aguilo
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