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View Code? Open in Web Editor NEW自动驾驶规划控制python代码实现
自动驾驶规划控制python代码实现
chhRobotics/Controllers/PID/PID_demo.py
Line 85 in 50ef939
关于e_y为什么为负数的个人理解:
当theta_e为正时,前轮需要左转(正方向旋转),因为PID控制器的target设为了0,所以在PID控制器看来,当前的前轮转角状态相对而言应该是负数,即 —theta_e;右转同理。
请问rrt算法中 当随机点与最近节点小于步长的时候,我看有的人写的时按照此时的方向继续向前扩展步长的长度,而您的代码是直接将随机点与最近节点相连,请问两者有区别吗?
def find_near_nodes(self, new_node):
"""
1) defines a ball centered on new_node
2) Returns all nodes of the three that are inside this ball
Arguments:
---------
new_node: Node
new randomly generated node, without collisions between
its nearest node
Returns:
-------
list
List with the indices of the nodes inside the ball of
radius r
"""
nnode = len(self.node_list) + 1
r = self.connect_circle_dist * math.sqrt((math.log(nnode) / nnode))
请问 这里nnode需要加1吗?len(self.node_list) 本身不就是节点数了吗?
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