Category Archives: Uncategorized

UFF – a.k.a Unmanned Fish Feeder

Few people these days at the lab. Only our new two fish members stay at the water tank, and need to eat! Fortunately arduino is here to make things easy. This is a home-made, arduino-powered fish feeding device: A pot … Continue reading

Posted in Uncategorized | Leave a comment

Loading URDF models in Android devices

These days I’ve been figuring out how to load URDF-based models in Android without having to re-write too much code. Instead, the idea was to take profit of all the code already existing in ROS. Viewing URDF models in ROS … Continue reading

Posted in Uncategorized | Tagged | Leave a comment

OSG Interactive Markers moved to trunk

The Interactive Markers client for OpenSceneGraph has become usable, and therefore moved to the trunk of our uji-ros-pkg repository, inside the osg_interactive_markers package. This package is basically an OpenSceneGraph (OSG) adaptation of the Interactive Markers client writen for rviz/Ogre. Most … Continue reading

Posted in Uncategorized | Tagged | Leave a comment

How to choose the rotation axis in a OSG RotateCylinderDragger

I’ve been looking for an easy way to change the default rotation axis in a RotateCylinderDragger of OpenSceneGraph, and didn’t find one that suited my needs. You can always introduce intermediary transforms, but it would be sub-optimal, and can give … Continue reading

Posted in Uncategorized | Leave a comment

TRIDENT 2nd Annual Review

The IRSLab was in Girona during the last week, participating in the 2nd Annual Review of the TRIDENT FP7 european project. The main milestone to show was the mechatronic integration of the Girona 500 AUV, the Graaltech Arm (University of … Continue reading

Posted in Uncategorized | Leave a comment

Interactive Markers with OpenSceneGraph

My last post was about visualization of ROS Markers with the OpenSceneGraph rendering library. I have now added the interactive part, thus allowing OSG-based applications to render Interactive Markers, and users to interact with them. There are still things to … Continue reading

Posted in Uncategorized | Tagged | 1 Comment

ROS Markers in OSG: Hello world

These days I’m trying to implement rendering of ROS Interactive Markers in OpenSceneGraph, so that we can start using them inside UWSim. Fortunately I’m able to reuse many of the code already implemented in rviz. I have first focused on … Continue reading

Posted in Uncategorized | Tagged | 2 Comments