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from HIMUServer import HIMUServer import pandas as pd import turtle import numpy import serial import threading import time # getting change in orientation from gyroscope value def get_o_i(gyro): return gyro * 0.1 # drawing the route wn = turtle.Screen() wn.bgcolor("light green") wn.title("Turtle") skk = turtle.Turtle() skk.shape('turtle') port = 'COM8' # Replace with the port name or device path baud_rate = 115200 # Replace with the appropriate baud rate # creating dataframe for collecting sensor data df = pd.DataFrame(columns=['acc_x', 'acc_y', 'acc_z', 'gyro_x', 'gyro_y', 'gyro_z']) # Open the serial connection ser = serial.Serial(port, baudrate=115200, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, bytesize=serial.EIGHTBITS, timeout=1) # Create an empty Pandas Series to store the distances distances = pd.Series(dtype=float) # Variable for stopping the threads stop_threads = False # Thread function to read data from the serial port def read_serial(): global distances while not stop_threads: if ser.in_waiting > 0: line = ser.readline().decode().strip() # Parse the line and extract distance values if line.startswith("Distance"): distance_str = line.split("=")[1].strip() distance = float(distance_str) # Append the distance to the Pandas Series distances = distances.append(pd.Series(distance)) # Go to the next distance if position line is encountered elif line.startswith("Position"): continue # listener implementation for collecting accelerometer and gyroscope data class MyCustomListener: def __init__(self): self.last_index = -1 # Initialize last_index to -1 def notify(self, sensor_data): global distances # Customize the notify method to process the data for sensors in sensor_data: acc = HIMUServer.strings2Floats(sensors[0]) gyro = HIMUServer.strings2Floats(sensors[1]) row = [acc[0], acc[1], acc[2], gyro[0], gyro[1], gyro[2]] o_i = numpy.rad2deg(get_o_i(row[4])) # change in orientation # Move the turtle according to the given data skk.left(o_i) if self.last_index >= 0: d_i = distances[self.last_index + 1] - distances[self.last_index] # distance travelled else: d_i = distances[0] skk.forward(d_i * 10) df.loc[len(df.index)] = row self.last_index += 1 # Update the last index # HIMUServer instance: myHIMUServer = HIMUServer() # Creating listener and adding it to the server instance: myListener = MyCustomListener() myHIMUServer.addListener(myListener) # Change the timeout (in seconds): myHIMUServer.timeout = 5 # Launch acquisition via UDP on port 2055: myHIMUServer.start("UDP", 2055) # Start the serial thread serial_thread = threading.Thread(target=read_serial) serial_thread.start() # Wait for user input to stop the program input("Press Enter to stop...") # Stop the threads and close the serial connection stop_threads = True serial_thread.join() ser.close() # Print the collected sensor data print(df) turtle.done()
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