zkdog/ZKDogApi/zkmeta.py

310 lines
11 KiB
Python

'''
Author: liu xiaoyan
Date: 2023-12-01 14:30:12
LastEditors: WZX 17839623189@168.com
LastEditTime: 2023-12-05 17:01:44
FilePath: /wzx/zkmetaapi/wukong/ZKMetaUnit/ZKMeta.py
'''
import os, sys
import time
import math
from typing import List
from .utils import MQTT, parse_robot_state, calcu_vecloty, calcu_distance
sys.path.append("/home/unitree/alg/prejects/ZK-AI/zkdog/ZKDogApi/src")
import robot_interface as sdk
HIGHLEVEL = 0xee
LOWLEVEL = 0xff
# cmake -DPYTHON_LIBRARY=/home/unitree/python3.8/lib \
# -DPYTHON_INCLUDE_DIR=/home/unitree/python3.8/include/python3.8 \
# -DPYTHON_EXECUTABLE=/home/unitree/python3.8/bin/python3.8 \
# ..
class ZKDOG:
def __init__(self) -> None:
self.udp = sdk.UDP(HIGHLEVEL, 8080, "192.168.123.161", 8082)
self.MQTT = MQTT()
self.cmd = sdk.HighCmd()
self.state = sdk.HighState()
self.udp.InitCmdData(self.cmd)
self.udp.Recv()
self.udp.GetRecv(self.state)
self.cmd.gaitType = 0
self.cmd.speedLevel = 0
self.cmd.footRaiseHeight = 0
self.cmd.bodyHeight = 0
self.cmd.euler = [0, 0, 0]
self.cmd.velocity = [0, 0]
self.cmd.yawSpeed = 0.0
self.cmd.reserve = 0
self.flag = 1
self.MQTT.run()
def check_temp(self):
while True:
time.sleep(1) # Check every 1 second
with self.MQTT.lock:
return parse_robot_state(self.MQTT.bytes)
def moving_unlocked(self, times: int = 1000):
while times > 0:
time.sleep(0.002)
self.udp.Recv()
self.udp.GetRecv(self.state)
self.recovery()
self.cmd.mode = 6
times -= 1
self.udp.SetSend(self.cmd)
self.udp.Send()
def recovery(self):
self.cmd.mode = 0
self.cmd.gaitType = 0
self.cmd.speedLevel = 0
self.cmd.footRaiseHeight = 0
self.cmd.bodyHeight = 0
self.cmd.euler = [0, 0, 0]
self.cmd.velocity = [0, 0]
self.cmd.yawSpeed = 0.0
self.cmd.reserve = 0
def forward(self, distance: float = 1.0, gaitType: int = 0,
velocaity: List=[1, 0], yawSpeed: int =0, footRaiseHeight: float=0.1):
'''
@ description: this is a function for moving forward and backward.
Parameters:
@distance: moving distance.
@gaitType: sport mode. Notice: Except not modification.
@velocaity: except max moving speed.
@yawSpeed: Except set the value=0 when moving.
@footRaiseHeight: Except not modification.
EXAMPLE 1: moving forward 0.1 m
zkdog = ZKDOG()
zkdog.forward(distance=0.1)
EXAMPLE 2: moving forward 10.1 m at 1m/s
zkdog.forward(distance=10.1, velocaity=[1, 0])
EXAMPLE 3: moving backward 5m at 1m/s
zkdog.forward(distance=5, velocaity=[-1, 0])
'''
if self.flag == 0:
return False
if self.flag == 1:
self.moving_unlocked()
with self.MQTT.lock:
past_dog_info = parse_robot_state(self.MQTT.bytes)
past_point = past_dog_info["position"]
current_point = past_point
if distance > 2:
while calcu_distance(current_point, past_point) < distance - 8*(math.pow(velocaity[0], 2)/12 + math.pow(velocaity[0], 2)/8):
time.sleep(0.1)
self.udp.Recv()
self.udp.GetRecv(self.state)
self.recovery()
self.cmd.mode = 2
self.cmd.gaitType = gaitType
current_point = parse_robot_state(self.MQTT.bytes)["position"]
self.cmd.velocity = velocaity
self.cmd.yawSpeed = yawSpeed
self.cmd.footRaiseHeight = footRaiseHeight
self.udp.SetSend(self.cmd)
self.udp.Send()
current_point = parse_robot_state(self.MQTT.bytes)["position"]
time.sleep(2)
current_point = parse_robot_state(self.MQTT.bytes)["position"]
else:
while distance - calcu_distance(current_point, past_point) > 0.1:
time.sleep(0.1)
self.udp.Recv()
self.udp.GetRecv(self.state)
self.recovery()
self.cmd.mode = 2
self.cmd.gaitType = gaitType
current_point = parse_robot_state(self.MQTT.bytes)["position"]
self.cmd.velocity = [0.15 if velocaity[0]>0 else -0.15, 0]
self.cmd.yawSpeed = yawSpeed
self.cmd.footRaiseHeight = footRaiseHeight
self.udp.SetSend(self.cmd)
self.udp.Send()
current_point = parse_robot_state(self.MQTT.bytes)["position"]
self.recovery()
self.udp.SetSend(self.cmd)
self.udp.Send()
self.is_sitdown = False
self.is_standup = True
return True
def rolling(self, tag: int = 90, gaitType: int = 0,
velocaity: List=[0, 0], yawSpeed: int = 1, footRaiseHeight: float=0.1):
'''
@ description: rolling
Parameters:
@tag: Rotation Angle
@gaitType: sport mode, Notice Expect not modification
@velocaity: moving velocaity, Notice Expect not modification.
@yawSpeed: Arc velocity. Expect range from [-3, 3].
@footRaiseHeight: Expect range from [0, 0.8]
EXAMPLE: 180 degrees left at 1 rad/s
zkdog = ZKDOG()
zkdog.rolling(tag=180, yawSpeed=1)
'''
if self.flag == 0:
return False
if self.flag == 1:
self.moving_unlocked()
with self.MQTT.lock:
past_dog_info = parse_robot_state(self.MQTT.bytes)
past_yaw = past_dog_info["rpy"][-1]
current_yaw = past_yaw
param_rads = 180/math.pi
send_time = 0.1
yaw_different = current_yaw - past_yaw
tmp_yawSpeed = yawSpeed
count = 0
start_time = time.time()
while yaw_different < tag:
self.udp.Recv()
self.udp.GetRecv(self.state)
self.recovery()
self.cmd.mode = 2
self.cmd.gaitType = gaitType
self.cmd.velocity = velocaity # -1 ~ +1
# 速度控制
if tag-yaw_different > abs(yawSpeed)*param_rads * send_time*5:
self.cmd.yawSpeed = yawSpeed
else:
tmp_yawSpeed = tmp_yawSpeed * 0.8
self.cmd.yawSpeed = tmp_yawSpeed if abs(tmp_yawSpeed) > 0.1 else 0.1 if yawSpeed > 0 else -0.1
self.cmd.footRaiseHeight = footRaiseHeight
self.udp.SetSend(self.cmd)
self.udp.Send()
time.sleep(send_time)
# 数值获取
current_yaw = parse_robot_state(self.MQTT.bytes)["rpy"][-1]
if yawSpeed < 0:
yaw_different = (count+1)*360+past_yaw-current_yaw if past_yaw-current_yaw < 0 else past_yaw-current_yaw+count*360
else:
yaw_different = (count+1)*360+current_yaw-past_yaw if current_yaw-past_yaw < 0 else current_yaw - past_yaw+count*360
end_time = time.time()
if end_time-start_time > 10 and past_yaw-2 <= current_yaw <= past_yaw+2:
count += 1
start_time = time.time()
self.recovery()
self.udp.SetSend(self.cmd)
self.udp.Send()
self.is_sitdown = False
self.is_standup = True
return True
def __sitdown(self):
'''
description: sitdown
return {*}
'''
if self.flag == 0:
return False
if self.flag == 1:
times = 0
sitdown_cmd = [1, 6, 5, 7]
# 1 -> 6 -> 5 -> 7
while times < 4000:
time.sleep(0.002)
# self.recovery()
self.cmd.mode = sitdown_cmd[times//1000]
times += 1
self.udp.SetSend(self.cmd)
self.udp.Send()
self.flag = 0
return True
def __standup(self):
'''
description: stand up
return {*}
'''
times = 0
standup_cmd = [7, 5, 6]
if self.flag == 1:
return False
if self.flag == 0:
while times < 3000:
time.sleep(0.002)
self.cmd.mode = standup_cmd[times//1000]
times += 1
self.udp.SetSend(self.cmd)
self.udp.Send()
self.flag = 1
return True
def getcurrenrstate(self):
return self.state.mode
def turn_left(self, tag=90):
try:
res = self.rolling(tag=tag)
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
def turn_right(self, tag=90):
try:
res = self.rolling(tag=tag, yawSpeed = -1)
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
def up(self, tag=1):
try:
res = self.forward(distance=tag)
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
def down(self, tag=1):
try:
res = self.forward(distance=tag, velocaity=[-1, 0])
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
def bark(self, tag="bark"):
try:
tag="bark"
if not os.system(f"ssh unitree@192.168.123.13 -t 'aplay -D plughw:2,0 /home/unitree/tmp/{tag}'.wav"):
return {"type": True}
except Exception as e:
return {"type": False, "msg": e}
def sitdown(self, tag=1):
try:
res = self.__sitdown()
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
def standup(self, tag=1):
try:
res = self.__standup()
return {"type": res}
except Exception as e:
return {"type": False, "msg": e}
if __name__=="__main__":
zd = ZKDOG()
print(zd.down(tag=1))
print(zd.turn_right(tag=180))
print(zd.up(tag=1))
print(zd.down(tag=1))
# zd.sitdown()
# zd.standup()
# zd.bark()