112 lines
3.9 KiB
Python
112 lines
3.9 KiB
Python
from ui import Frame
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from threading import *
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from read_arduino import *
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from serial_plotter import *
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import os, json, wx, warnings
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import serial.tools.list_ports
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import numpy as np
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warnings.filterwarnings("ignore", category=DeprecationWarning)
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HEIGHT = 800
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WIDTH = 800
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global ani
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def main():
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#################### USER INPUTS ###########################
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# TODO: if there is already a setting.json exist, loads all inputs from there as 'default'
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resistors = [float(frame.r_ref_1.GetValue()), float(frame.r_ref_2.GetValue()), float(frame.r_ref_3.GetValue()),
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float(frame.r_ref_4.GetValue()),
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0] # resisters for each An port, where n is an integer from 0-3. Use 0 if none. in Ohms
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input_voltage = float(frame.input_voltage.GetValue())
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bit_rate = float(frame.adjusted_volt.GetValue())
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port = frame.dev_list.GetValue()
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# typical window size: 480
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window_size = int(frame.m_textCtrl26.GetValue())
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#################### END USER INPUTS ########################
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# filename, disable customize name but should inform the user the current name of the data file on the front end
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# alternatively, could be default input if no other input given. But if there is might have problem...
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dat_folder = "RecordedData"
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os.makedirs(dat_folder, exist_ok=True)
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filename = os.path.join(os.getcwd(), dat_folder, f"{datetime.now().strftime('%Y-%m-%d_%H%M%S')}.csv")
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delay = 1000 # millisec pe r data, defined in the firmware
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if not (len(resistors) == 5):
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raise ValueError(f"expecting 5 resistor values, but got {len(resistors)}!!!")
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gen_settings(resistors, input_voltage, bit_rate, port, filename, window_size, delay)
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return filename
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def gen_settings(resistors, input_voltage, bits, port, filename, window_size, delay):
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"""
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export all inputs from main() to a .json file
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"""
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name = "settings.json"
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settings = {}
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settings["refRes"] = resistors
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settings["sensor_ports"] = np.where(np.array(resistors) > 0)[0].tolist()
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settings["v_in"] = input_voltage
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settings["port"] = port
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settings["resolution"] = bits
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settings["winSize"] = window_size
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settings["file_name"] = filename
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settings["delay"] = delay
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open(name, 'w').write(json.dumps(settings, indent=4))
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open(filename, "a", newline="", encoding="utf-8")
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def get_devices():
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"""
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get all available devices connected, put them in the UI's dropdown menu
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"""
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ports = [comport.device for comport in serial.tools.list_ports.comports()] # get all available ports
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frame.dev_list.AppendItems(ports)
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def runPlot(e):
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global ani
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plotter = SerialPlotter()
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ani = plotter.plotting()
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plotter.fig.show()
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def run(e):
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file = main()
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t1 = Thread(target=read, args=())
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t1.setDaemon(True)
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t1.start()
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runPlot(e)
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frame.btLaunch.Enable(False)
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frame.plot_but.Enable(True) # this might have some problem ... what happen if user spamming the plot button?
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if not frame.show_msg.GetValue():
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frame.Hide()
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if __name__ == '__main__':
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app = wx.App()
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frame = Frame(None)
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get_devices()
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frame.SetTitle("Cease your resistance! - alpha 0.1.1")
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frame.btLaunch.Bind(wx.EVT_BUTTON, run)
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frame.plot_but.Bind(wx.EVT_BUTTON,
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runPlot) # There is one problem with this approch: what happen if user spamming the plot button?
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if os.path.isfile("settings.json"):
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print("Found existing settings.json, auto-fill previous inputs!")
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settings = json.load(open('settings.json', 'r'))
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frame.r_ref_1.SetValue(str(settings["refRes"][0]))
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frame.r_ref_2.SetValue(str(settings["refRes"][1]))
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frame.r_ref_3.SetValue(str(settings["refRes"][2]))
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frame.r_ref_4.SetValue(str(settings["refRes"][3]))
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frame.input_voltage.SetValue(str(settings["v_in"]))
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frame.adjusted_volt.SetValue(str(settings["resolution"]))
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frame.m_textCtrl26.SetValue(str(settings["winSize"]))
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frame.Show()
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app.MainLoop()
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