In the code above, the node is subscribing to the pose of robot given by “~turtle” parameter.

from tf2_ros.

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Compact Message Definition.

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cpp ├── mimic. . transform_listener import TransformListener.

md.

. class=" fc-falcon">You've installed ROS. float32 x float32 y float32 theta.

In this tutorial, you utilized nodes created from the turtlesim package by running the executables turtlesim_node and turtle_teleop_key. The tf package provides an implementation of a tf.

May 11, 2023 · fc-falcon">/Spawn是生成小海龟的服务,发起请求时需要给定小海龟的坐标和朝向,也可以指定小海龟的名字,服务响应之后返回小海龟的名字。 $ ros2 interface show turtlesim/srv/Spawn float32 x float32 y float32 theta string name # Optional.

A parameter is a configuration value of a node.

. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior.

transform_listener import TransformListener. .

ros2 service call <service_name> <service_ type > ros2 service call /clear std_srvs/srv/Empty Spawn a new turtle; ros2 service call /spawn turtlesim/srv/Spawn "{x: 2, y: 2, theta: 0.
Spawn.
Upon receiving the pose topic, it will run “handle_turtle_pose” callback function which basically broadcast the transformation between.

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技术标签: 自动驾驶 人工智能.

技术标签: 自动驾驶 人工智能. ros2 service call <service_name> <service_ type > ros2 service call /clear std_srvs/srv/Empty Spawn a new turtle; ros2 service call /spawn turtlesim/srv/Spawn "{x: 2, y: 2, theta: 0. .

. . . This package contains: The program spawn_turtle. . ros2 service find.

Let’s introspect a service with a type that sends and receives data, like /spawn.

. Spawn.

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turtlesim/srv/Spawn.

2, name: 'turtle2'}" 4 Parameters.

0\^Jtheta:\.

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