New answers tagged ros
1
You can write a simple node which subscribes to the 2 RGB feeds, uses blob matching (look up Stereo matching in OpenCV or Stereo Binary SGBM) to create the stereo image, and publishes it.
Alternately, I think OpenCV contains the functionality for image_to_pointcloud conversion.
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Shouldn't this cause the first while loop to break immediately because the first point in the global_plan would be the one that is closest to the bot?
That looks like the intent to me, but I can't tell where global_plan is coming from or if it's guaranteed to be sorted by distance. Not quite sure what the point is here, but if you had something like a ...
1
From what I understand, the fixed frame is one where objects are assumed to be stationary with time. Maybe an example will make this clear:
Assume a robot with a lidar sensor moving in your world. It spits out a laserscan in the /lidar frame. The goal pose might be in an /odom frame. Now, if you encounter objects in the /lidar frame, your navigation stack ...
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ZeroSim is built with Unity. It's not necessarily "easy" but arguably easier then Gazebo. Definitely creating and iterating environments in ZeroSim is much easier then Gazebo.
Disclosure: I am a ZeroSim developer.
1
Does anyone have any idea where this is coming from
Looks like line 640 of rospy.impl.tcpros_base:
logger.debug("[%s]: writing header", self.name)
and why it's getting logged constantly?
The particular message is logged with a call to logger.debug which is putting this message in your log file. It's getting written every time the write_header ...
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