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2017-01-27 17:10:04 -0600 | commented answer | Why can't I set PID gains through JointController? Actually, reading the doc had led me to think I would get the actual objects. So I was surprised at the actual behavior and wondering if it was intended. |
2017-01-27 12:36:53 -0600 | asked a question | Why can't I set PID gains through JointController? Hello, When I set the gains of my PID object using a direct reference it works, as : produces However, when I access it through the joint controller, the gain value isn't set. produces Does GetPositionPIDs not provide you with the actual PID objects, but a bunch of copies? Cheers, |
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2017-01-24 23:43:02 -0600 | asked a question | Attach plugin to included laser model Hello, My sdf model contains an included Hokuyo laser, and I tried to attach the rather standard I get this error: Indeed, from what I see in the example, the plugin is meant for So can I access the sensor itself, and attach the plugin to it directly? If not, how do you suggest I use the plugin? Thanks, |
2017-01-24 03:20:48 -0600 | commented answer | Rotate joint around given axis (steer car) Thank you :) Gazebo is already verbose and said nothing. And I'm using an adapted version of the "standard" cart with front steering, so I don't expect to have any extravagant link. I split my joint as you suggested, but can get only one to move at a time. Could you please elaborate on the dummy link? |
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2017-01-24 01:14:40 -0600 | answered a question | Can't load plugin with roslaunch As a workaround, I set the |
2017-01-23 13:37:39 -0600 | asked a question | Rotate joint around given axis (steer car) Hello, I have a car whose front wheel are connected to chassis in this manner : In order to steer my car, I want to set the position around axis2 to 30 degrees. So I tried this (inside my plugin): But it sends my car bouncing and jumping uncontrollably. So how do I set the angle of my wheels? I haven't found clear examples and couldn't figure it out from the doc. Thanks in advance, EDIT: So I split my joint into two revolute joints, but can only get one moving at a time. How can I link the two so I keep the 2 degrees of freedom? |
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2017-01-12 12:08:45 -0600 | commented question | Can't load plugin with roslaunch Thanks for the input! I have modified the launch file to run in verbose mode, and an error came up! I have edited the question. |
2017-01-12 11:09:07 -0600 | asked a question | Can't load plugin with roslaunch My world file (adapted from the tutorial) contains a plugin : What worksThe plugin loads and displays the expected message when I do this : What doesn'tHowever I can't get it to launch through roslaunch with : and I get te following error : My files contain : package.xml (car_gazebo) : car.launch : My questionI thought the two methods where equivalent. Because I specified the environment variables in the
Any idea how to get the plugin to work with the roslaunch command? Cheers |