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2021-05-13 05:51:53 -0500 commented question gazebo crash when loading a heightmap

Just upgraded gazebo to 11.5.1 and exactly the same happens.

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2021-05-04 07:40:58 -0500 commented question gazebo crash when loading a heightmap

Done all that. Did not help because gazebo finishes normally and there is not backtrace: [Thread 0x7fffec724640 (LWP 1

2021-05-04 07:40:32 -0500 commented question gazebo crash when loading a heightmap

Done all that. Did not help because gazebo finishes normally and there is not backtrace: [Thread 0x7fffec724640 (LWP 1

2021-04-30 11:00:08 -0500 commented question gazebo crash when loading a heightmap

I'll see what I can do about upgrading to 11.4 as I would have to create a gentoo package (or install from source). I a

2021-04-30 08:16:25 -0500 commented question gazebo crash when loading a heightmap

I'll see what I can do about upgrading to 11.4 as I would have to create a gentoo package (or install from source). I a

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2021-04-26 04:18:46 -0500 asked a question gazebo crash when loading a heightmap

gazebo crash when loading a heightmap All, Trying to load a heightmap and all I get is a crash. Any heightmap, eg from

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2017-10-24 04:30:56 -0500 commented question gazebo is not publishing odom tf

Did you ever find a solution to that? I have the exact same problem. In the urdf I use the gazebo_ros_p3d plugin and o

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2017-03-31 07:26:49 -0500 answered a question Robot with two instances of the same sensor

So in the end I did it by not including the hokuyo model but instead copying the relevant parts of it and pasting that twice in my robot model, with different names. That works, but does not appeal to my sense of reusing devices (like it is possible to do in player).

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2017-03-27 11:03:37 -0500 commented answer Robot with two instances of the same sensor

Well, I included twice the hokuyo model with different poses and link names. From the example you sent I clearly have to create two laser sensors of type ray (I guess what I meant by creating a second hokuyo sensor). I'll play more. Thanks.

2017-03-27 10:36:09 -0500 asked a question Robot with two instances of the same sensor

I'm trying to create a pioneer with two lasers (Hokuyo). I do have a pioneer with the two devices visible, but only one is active and I don't seem to be able to get the second one generate anything.

Is the only solution really to have a second model, say Hokuyo2 and include it?

Cheers,

Fred

2017-03-06 12:36:32 -0500 asked a question Gazebo with player and GPS

I'm trying to get a GPS to work in gazebo, accessing it from player. I modified the various files on interface/player so that the GpsInterface is indeed used. It all seems to work fine, except that I don't seem to be getting any updates, so I never get any data.

I noticed that there are quite a few differences between GpsInterface and, say, LaserInterface, in particular the latter has an empty Update, not the former. Ways to get time also seems quite different.

So how far off is GpsInterface from being usable?

Cheers,

Fred

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2015-03-11 10:59:16 -0500 answered a question SetWorldPose() and spinning wheels

I have done some more tests and for some reason if I use a DEM rather than the default ground plane then the wheels do spin...

EDIT: Actually, the wheel rotation I was observing was due to the dynamics of the model on the DEM, not my SetWorldPose(). So the question still stands, unfortunately.

2015-03-10 04:06:22 -0500 asked a question SetWorldPose() and spinning wheels

All,

I just created my first sdf robot (a wheeled robot) and first few plugins. I am trying to move my simulated robot in the world to match the position of the real robot as given by an external source of pose (a motion tracking system). Following my reading of documentation and a few posts, I use SetWorldPose() to do that, which works. Except that the robot just slides, the wheels not spinning at all, the result not looking realistic at all.

The "obvious" solution would be to control the wheels to move the robot to the desired position, but (1) this is not so trivial and (2) may well result in the simulated robot never catching up with the real robot.

Any suggestion?

Cheers, Fred