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18 lines
476 B
Python
Executable File
18 lines
476 B
Python
Executable File
#!/usr/bin/env python3
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# coding=utf-8
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import rospy
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from geometry_msgs.msg import Twist
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if __name__ == "__main__":
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rospy.init_node("demo_vel_ctrl")
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# 发布速度控制话题
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vel_pub = rospy.Publisher("cmd_vel",Twist,queue_size=10)
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# 构建速度消息包并赋值
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vel_msg = Twist()
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vel_msg.linear.x = 0.1
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# 构建发送频率对象
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rate = rospy.Rate(10)
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while not rospy.is_shutdown():
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vel_pub.publish(vel_msg)
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rate.sleep() |