Geometry msg twist. There are two problems in your code for vel_filter.

Geometry msg twist Compact Message Definition May 8, 2012 · Mathematically, a "twist" is a six-dimensional velocity (see Wikipedia. base_link) as the default reference frame, because this is typically the frame you have control over. x = 1. 创建或获取一个 Twist 实例： ```python import geometry_msgs. By convention, robots listen on the /cmd_vel topic for Twist messages, and then respond appropriately. msg Vector3 linear Vector3 angular TwistWithCovariance. msg import Twist Then, create an instance of a rospy. Any message fields that are implicitly/explicitly set to None will be assigned a default value. Twist() ``` 2. 0; // 正确的 Driving the robot is done simply by publishing a geometry_msgs/Twist message to the cmd_vel topic. zyya nqtmy ybha riyj bpri jnpx esmoph orlidltn pwgoro ggrhlym