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Questions tagged [orocos]

A C++ library for robot controller programming.

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orocos ros integration, createStream causes execution to stuck in a loop

I'm integrating orocos with ros, basically i created a component that read data from some input ports and write on output ports that create streams, because i want to public this values on ros topics ...
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224 views

Required library XENOMAI NOT FOUND

I am following this tutorial to install orocos in my system with ubuntu 16.06, xenomai 3.0.5. But i'm getting error: ...
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1 answer
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Catkin adds hardcoded paths to auto-generated .cmake files

Hi all, I notice that catkin creates hard coded paths in the auto-generated .cmake files when building catkin packages that link/include against plain .cmake files. This is noticeable with ...
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1 answer
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Newest version of orocos kdl

Hi everyone I tried to use the inverse dynamics solver for trees (documentation) from the kinematis and dynamics library (kdl). I have installed the newest version of kdl with : sudo apt install ros-...
2 votes
1 answer
251 views

Is orocos dead?

We are using orocos on the robot we have been developing for 3 years now and I have the feeling that Orocos is no longer maintained and the mailing lists are not only no longer active but also it is ...
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1 answer
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Migrating from ros indigo to ros kinetic, CMake can't finish the run

I am currently trying to compile a project from Ubuntu 14.04 in 16.04 and have had to fix quite a few problems. This probem seems to be related to orocos for ros, but I’m unable to find the origin of ...
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1 answer
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Error from roscpp: Unable to modify FD epoll: No such file or directory

I am working with a real-time Orocos controller using rtt-ros-integration 2.9 on ROS Kinetic Ubuntu 16.04. Using the Orocos deployer I am able to load and start the controller component, but then I ...
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2 answers
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Determine which node is raising a ROS error

I'm using Orocos with RTT-ROS integration for real-time control, and in the Orocos deployer I keep getting ROS errors like ...
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1 answer
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How to load Orocos Component by loadComponent function?

I followed: http://rtt-lwr.readthedocs.io/en/latest/tutos/orocos-tuto.html instructions: ...
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1 answer
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Building Orocos Components in ROS Kinetic

My system has used rtt_ros_integration in the past to build Orocos Components in a ROS Package in ROS Indigo. We are trying to update our systems to ROS Kinetic. I can't find an rtt_ros_integration ...
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1 answer
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Do rosservice calls from rtt_ros respect orocos operation thread spec?

Say I have an orocos component that has an operation such as, ...
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1 answer
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Real time ROS node without ROS control, orocos?

I have a hardware controller node which controls three motors using SOEM with Ethercat. I use a ROS timer in this node with 500 Hz control frequency. However, I find out that the timer is not accurate ...
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1 answer
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add installation prefix of rrt_ros to cmake_prefix_path

How to add installation prefix of rrt_ros to cmake_prefix_path? Originally posted by dinesh on ROS Answers with karma: 932 on 2017-02-10 Post score: 0
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1 answer
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soem_core CATKIN_IGNORED? Beckhoff IOs

Hi all, I am trying to compile this package: git clone https://github.com/orocos/rtt_soem.git (from the tutorials) It seems soem_core is deprecated. May I know where is the new soem_core? Better still,...
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1 answer
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problem installing orocos_toolchain from source

I am trying to use orocos_toolchain to control a multi link robot in real time, but when i try to install the orocos_toolchain package from source, i get the above error:...
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1 answer
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soem make all error

I have installed soem from this respiratory https://github.com/smits/soem . When I run make all, It is showing error like this --- Entering /home/coe/catkin_ws/src/soem/osal --- Entering /home/coe/...
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1 answer
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How to link additional library with orocos component project in linux?

I tried to link libcurl with my orocos component but it cant be link. Please suggest me where to give its lib and include path Originally posted by Mihir5293 on ROS Answers with karma: 1 on 2016-06-...
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1 answer
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Build error in orocos_kdl when building Indigo from source on Debian 8.0 (Jessie)

I am trying to build ROS Indigo from source on Debian Jessie, following these instructions. So far, I have successfully built the ros_comm variant and can run ...
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1 answer
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rtt_ros_integration marshalling C++ linking

Hi all, I am currently trying to follow the examples for orocos using the rtt_ros_integration package. The examples were written for an old version of the rtt ros integration package hence I have to ...
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1 answer
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ROS orocos tutorial

Hi all, I am currently reviewing Orocos and would like to use it as my control framework. I would like to use ROS as my transport layer so I have found rtt_ros_integration to be to the point. I have ...
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1 answer
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rtt_ros_integration does not compile

Hi all. I am trying to compile the rtt_ros_integration stack, for which I installed Orocos from the AUR (I'm using Archlinux). However, it seems like the installed Orocos looks for a manifest.xml file ...
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2 answers
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KUKA LBR iiwa real-time control

Hi, I want to setup the new KUKA LBR iiwa arm for (soft) real-time control (at around 100 Hz for now) in Gazebo and on the actual robot. I was thinking of using ros_control and I'm interested in ...
0 votes
1 answer
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Using Orocos-BFL in ROS

Hi, I've tried including BFL into catkin using both find_package(BFL REQUIRED) and find_package(orocos_bfl) but ROS is unable to find them. I've even tried find_package(bfl REQUIRED) without success. ...
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3 answers
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set-up for real-time control in ROS

Hello, I am new to real-time control in ROS. When I looked up it in this wiki, integrating ROS and OROCOS and using Xenomai seems to be a good solution for it. I don't have a high level understanding ...
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1 answer
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why is PyKDL not converging?

The code below properly (as far as I can tell) calculates the inverse kinematics for a 2D linkage. However, when I add a segment that is normal to the rest of the segments (...
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1 answer
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Can't Link to liborocos-kdl.so.1.1

I can't run robot_state_publisher, installed on Hydro from debians. I get the following error message. ...
0 votes
2 answers
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catkin - Suggestions for packaging isolated stacks (Orocos) with bloom?

I'm trying to build the catkinized version of Orocos as a third party catkin package. However, in the first step (FirstTimeRelease) I am running into issues where bloom is searching for the ...
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1 answer
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Orocos deployer as a ROS node

Hello everyone, I would like to encapsulate an Orocos deployer into a ROS node. The deployer is an XML file that should be independant from the ROS files. I want to create a ROS node, load the XML ...
0 votes
1 answer
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How do you locate message source files based on a package name in catkin?

Previously, the orocos typekits for enabling orocos-ros integration were generated by processing each ".msg" file given a package name and then resolving the path to that package with ...
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1 answer
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Two "orocos kdl" packages

In /opt/ros/groovy/share there are two folders with near identical names: orocos_kdl and ...
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1 answer
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Is it possible to easily use ros realtime tools outside of the pr2_controller_manager?

I'm trying to get data from a ROS node at 100 Hz. Unfortunately, although the average is 100 Hz, it degrades sometimes to 25 Hz for a few samples. This wouldn't be a problem if it happened ...
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2 answers
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ros package for Kuka LWR IV FRI

Hi everyone, I would like to know how we can use our Kuka LWR IV as a ROS node. I know that this robot is not in the list of robots that ROS supports, but you can do it through Orocos RTT. Is there ...
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1 answer
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Using the orocos/rtt rosparam service in c++

I'd like to use the rtt_ros_integration rosparam service from within one of my own components in c++. The only documentation I can find for accessing the interface of a service plugin through c++ ...
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1 answer
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Importing multiple Orocos/ROS packages in an RTT .ops script

I've recently refactored some Orocos/RTT components into a couple different ROS packages. I have an Orocos .ops script for testing each collection of components separately, but when I create a third ...
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1 answer
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Rosaria connection through USB adapter

Hi all, I'm trying to define an Orocos component for controlling the movement of a Pioneer3dx. For doing that I installed the Orocos and ROSARIA stacks. Now the problem is that I cannot connect to my ...
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1 answer
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roslaunch ocl deployer node does not recognize '-s foo.ops --'

When I run: rosrun ocl deployer-gnulinux -s foo.ops This works just fine, however when I try this from within a *.launch file (documented here: http://www.ros.org/wiki/ocl) I get: Failed ...
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1 answer
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OROCOS TypekitRepository::Import errors

I am attempting to make a ROS node and OROCOS component communicate with eachother using a ROS topic that has a custom message type. When I import the OROCOS component that uses the custom message ...
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1 answer
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What real-time mechanism of PR2 use?

Is PR2 using Orocos or linux-rt? Is PR2 using soft real-time or hard real-time? Is Orocos an soft real-time modules? Thank you~ Originally posted by sam on ROS Answers with karma: 2570 on 2011-09-28 ...
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1 answer
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Using Orocos with Gazebo

I would like to use Orocos in combination with Gazebo i.e. the control/kinematics is in Orocos and I would like to use Gazebo for the simulation So now I have the following: A ROS-node publishes the ...
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2 answers
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How much can I control ROS real-time behavior?

Hello all, I'm quite new on ROS and I've a question which answer could not find in the web. The question is originated by this phrase: "ROS is not a realtime framework, though it is possible to ...
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1 answer
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Segmentation fault in rtt_ros_integration_example

Hi, I'm trying to run the hello world example in rtt_ros_integration_example and I get a segmentation fault after (or while, not sure) importing the ROS types. Last lines before the segfault are: <...
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2 answers
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How may I find the version of an installed stack?

when a stack is not in the .rosinstall file, do I have a mean to know what's the package version. To be concrete I don't know if which version of orocos_toolcahin_ros is installed http://www.ros.org/...
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1 answer
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Orocos components can not be compiled

Hello, I am getting an error while compiling rtt orocos-toolchain package. I tried to reinstall latest updates from repository but seems it is still not working. ...