Hi, i am trying to do some computations with the noise values given in the differential wheel node. Can i verify the following, which is written in the...
Hi Danny, Yes, it is possible to simulate pan/tilt camera in Webots. In order to proceed, you should mount the Camera node on the top of two Servo nodes, one...
... This sounds correct. ... It is very similar to the slipNoise although a bit more complicated, if you set 0.1, then a noise of +/- 10 percent will be added...
Hi, A new release of Webots tagged 4.0.24 is available for download from http://www.cyberbotics.com/products/webots/download.html This new release fixes a...
Hello there, i have a problem with implementing a controller in Java, that has a thread to send sensor data to another pc. The whole static thing makes it...
Hello there, i have to come back to you once more. I have two different robots in my simulation. One of them behaves fine with all its sensors, but the other...
... Hi, I would recommand you to create your TCP server in a separate java Thread that can be instanciated from the main Controller static class. Here is a...
Hello users, I am trying to get information about scenee tree by supervisor_field_get function. I have done a program and when I execute it print the solution...
Goodmorning, webots users! I have been trying to use the [void supervisor_robot_set_controller (NodeRef robot, const char * controller);] function, without...
Dear Michel, I am installing webots4 on Fedora core 2. After I install webots-4.0.24-1.i386.rpm. There is the error about libstdc++-libc6.2-2.so.3. I did as...
Hi everybody, I have just started to play with webots and khepera. When I tried to cross compile the C code, I get error messages in linking step. Is time.h...
Hi all! I'm new to java and I'm trying to compile the Judoka0.java file under linux but I get an error I just can't understand. Below is the information on my...
I'm curious about time.h. I cannot cross-compile the code with the command: time(NULL); it gives a message: Assembling antbot.s into antbot.o Linking...
Hi, The Khepera C library is very limited comparing to the standard C library found on computers. For example, the time() and rand() functions are not...
Hi! I've been compiling C programs for the Khepera II for the last 2 months without no many problems, and now I'm getting this error: "No rule to make target...
david@...
Jul 26, 2004 12:53 pm
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... Sorry for the late response. I am just back from vacation. The format is "void" if you want that the void controller replaces the current controller. If...
... No idea. Could you check you actually don't have a file called Copia.c in you local controllers directory ? Maybe a file search with "Copia" will find out...
Hi everybody (again).. Thank you all for your answers to my last question (on cross-compiling issue). Now, I will ask your suggestion on how to implement my...
You can use the Khepera BIOS time functions this way: #ifdef KROS #define my_func() tim_get_ticcount() /* returns the number of milliseconds elapsed since the...
Ok, when I called tim_get_ticcount() function, it returns same value (954) in each call. Should it work correct and the problem is on my code, or is there any...
Hi, I just set up a sourceforge project page for the MotionTool open source software that was developed by many of us. This tool is a java program with a nice...
Hi webots-users, I have done an example about TouchSensorNode because I need to detect the collision between links of a robot and the world. The links are a ...
... Instead of looking into the Makefile of the Qt application (which is pretty complicated), I would suggest a simpler approach: run make for the Qt...
... You should not use Group nodes as parent of objects used for collision detection. Instead you should turn these Group nodes into Solid nodes. Group nodes...
Hello, I copied this message to Pierre Bureau from K-Team who might be able to help on this question. The tim_get_ticcount() function is used in the Webots...
Ok, the problem is on my 'understanding'. I thought it would work like time() function in C. The time() functions takes a constant initial time to count ticks....
Hello all, I'm very interested by Webot prduct for a personal use. But because I can't buy it, I would like to use the evaluation version. My question is : can...
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