I tried different java-enviroments (ice-java, sun-java) and always get the error 'variable' font not found which quits webots immedietly after clicking ok....
Hi, Could you type "xlsfonts" in a terminal and send me (PM) the result of this? It seems that for some reason, the "variable" font is not installed on your...
This was the right hint for me. I got it working (don't know exactly what was the issue) by installing xfs (the Xorg font-server), which is not installed by...
Hi to all, In my Webots simulation, I have a conveyor band and I am trying to feed my products to this band. I am using supervisor_field_set() function for...
hi,i'm a newbie with webots and i'm developing a controll and i must use the openCv libraries. how can i compile it with cygwin? (webots on xp) or is it...
Hi, I have a ground with a bounding box and no physics, and then a robot with physics. How come when I increase the mass of the robot it sinks through the...
Hello Hugo, Try to: 1. decrease the value of WorldInfo.basicTimeStep or 2. increase the width of the (Box ?) boundingObject of the floor Cheers, Yvan ... -- ...
Hi, Webots 6 should compile with MinGW straight out of the box (as MinGW is included with Webots). Simply pressing the compile button in the text editor should...
Hi, Thanks for the answer, but ... I couldn't notice any difference with this change. Notice that I was experimenting with stopped robots. ... This makes it...
Hello Hugo, The collision detection is sometimes inaccurate between particular geometrical primitives. For example if boundingObject of the floor is a Box and...
hi, i'm working with webots and matlab and i'm developing a comunication via tcp/ip protocol. however, the data that i receive isn't correct.anyone has...
Hi,You can download an interface between Webots and MATLAB which enables full control of robots in MATLAB from ...
Mohammad Afshar
Mohammad.Afshar@...
Jan 14, 2009 4:23 pm
2508
I'm writing a physics plugin to handle collision detection of a certain sensor, and in particular the forces generated by the contact points that are created...
Jesse van den Kieboom
jesse@...
Jan 14, 2009 4:24 pm
2509
Hello Jesse, Yes, your explanation is 100% clear and correct :-) ! Indeed the joint feedback structures will be filled during the dWorldStep() (step 3) and...
Op woensdag 14-01-2009 om 22:44 uur [tijdzone +0100], schreef Yvan ... Great! ... </snip> ... Hmm yes, this should work fine, except for the possible problem...
Jesse van den Kieboom
jesse@...
Jan 15, 2009 7:22 am
2511
Hi, We just released Webots 6.0.1. You can download it from the usual place: http://www.cyberbotics.com/products/webots/download.html Here is a copy of the...
Hello Jesse, Following our discussion, I have added the new webots_physics_step_end() function that gets called by Webots right after the dWorldStep(). I...
Hi Yvan, thank you very much for the quick response! It is exactly what I needed :) Jesse...
Jesse van den Kieboom
jesse@...
Jan 15, 2009 9:15 pm
2514
After having reinstalled my system once again I found out, that it is especially the package xorg-x11-fonts-ISO8859-1-75dpi which causes this error. Its the...
Dear all, I am a new user of webots and I plan using it programing controllers in Java. I am currently on a project that requires me to calculate the distance...
hi everyone does anyone have any experience of using a differential wheel, added to a robot as a free-wheeling passive wheel? will this affect how the robot...
Hi Vincent, There are mainly two ways to measure this distancedepending on your application; either you can add some distance sensors devices to your robot...
Hello Aiman, In the file: C:\Program Files\Webots\projects\default\plugins\physics\Makfile.include Try to change line 109 from: ifndef $(CURDIR) into: ifndef...
Hi to all, I am using a linear servo in my simulation. Its sliding axis is z. However, it also moves along the y axis slightly(i.e., its height changes). This...
Hello Friends I have a humanoid robot and I try to launch it using the .wbt file. But, I see an error *Error at line 117331* of the .wbt file (mds.wbt). It...
Hi, It seems there is no error in the piece of code you sent. Try to proceed by dichotomy (by (un)commenting the problematic lines) for finding the error. ...
Hi, In a physics simulation, joints can move slightly out of their bounds due to forces and torques applying to them. This is necessary for the stability of...
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