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프로그래밍언어/ROS

roslaunch/XML/param

sunlab 2021. 4. 27. 02:23
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@param

 

wiki.ros.org/roslaunch/XML/param

 

roslaunch/XML/param - ROS Wiki

tag The tag defines a parameter to be set on the Parameter Server. Instead of value, you can specify a textfile, binfile or command attribute to set the value of a parameter. The tag can be put inside of a tag, in which case the parameter is treated like a

wiki.ros.org

The <param> tag defines a parameter to be set on the Parameter Server.

 

Parameter Server - ROS Wiki

A parameter server is a shared, multi-variate dictionary that is accessible via network APIs. Nodes use this server to store and retrieve parameters at runtime. As it is not designed for high-performance, it is best used for static, non-binary data such as

wiki.ros.org

 

Instead of value, you can specify a textfile, binfile or command attribute to set the value of a parameter.

 

The <param> tag can be put inside of a <node> tag, in which case the parameter is treated like a private parameter.

 

@ Parameter Server

 

wiki.ros.org/Parameter%20Server

 

Parameter Server - ROS Wiki

A parameter server is a shared, multi-variate dictionary that is accessible via network APIs. Nodes use this server to store and retrieve parameters at runtime. As it is not designed for high-performance, it is best used for static, non-binary data such as

wiki.ros.org

- A parameter server is a shared, multi-variate dictionary that is accessible via network APIs.

- Nodes use this server to store and retrieve parameters at runtime.

-  As it is not designed for high-performance, it is best used for static, non-binary data such as configuration parameters.

- It is meant to be globally viewable so that tools can easily inspect the configuration state of the system and modify if necessary.

- The Parameter Server is implemented using XMLRPC and runs inside of the ROS Master, which means that its API is accessible via normal XMLRPC libraries.

 

그러니까 파라미터는 글로벌하고 파라미터 서버에 올라간다.

파라미터 서버는 딕셔너리형태고, ros master 안에서 돌아간다.

파라미터가 노드 안에 정의 되어있으면 프라이빗임.

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