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how to get robot's distance from an obstacle??

asked 2014-11-23 12:41:11 -0500

Aarif

349 ●29 ●33 ●35

hello, i have a P3AT spawned in USARsim environment and i can navigate it through keyboard, i want to know its distance from obstacles while it is in motion in the form of x and y coordinates, but i don't know how to do it.

please help.

I am using ROS-fuerte on UBUNTU 12.04 LTS

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answered 2015-08-05 04:47:34 -0500

Mehdi.

flag of United Kingdom of Great Britain and Northern Ireland

3339 ●96 ●138 ●161 https://github.com/mehditlili

Buy a depth sensor and put it on your robot, a Kinect or if you have money, a SICK laser for example. A cheaper solution would be using infrared sensors that have smaller range infrared sensors . You can also use two normal cameras in a stereo setup.