2
0
forked from awendt/pyrelacs
minipyrelacs/pyrelacs/app.py

152 lines
4.6 KiB
Python

from PyQt6.QtGui import QAction
import sys
import pathlib
import ctypes
from PyQt6.QtCore import QSize, QThreadPool, Qt
from PyQt6.QtWidgets import (
QApplication,
QGridLayout,
QPushButton,
QToolBar,
QWidget,
QMainWindow,
)
import tomli
import uldaq
from IPython import embed
import numpy as np
from pyrelacs.util.logging import config_logging
from pyrelacs.daq_thread import Worker
log = config_logging()
class PyRelacs(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle("PyRelacs")
self.threadpool = QThreadPool()
self.daq_connect_button = QPushButton("Connect Daq")
self.daq_connect_button.setCheckable(True)
self.daq_connect_button.clicked.connect(self.connect_dac)
self.daq_disconnect_button = QPushButton("Disconnect Daq")
self.daq_disconnect_button.setCheckable(True)
self.daq_disconnect_button.clicked.connect(self.disconnect_dac)
self.repro_button = QPushButton("Load Repros")
self.repro_button.setCheckable(True)
self.repro_button.clicked.connect(self.repro)
layout = QGridLayout()
layout.addWidget(self.daq_connect_button, 0, 0)
layout.addWidget(self.daq_disconnect_button, 0, 1)
layout.addWidget(self.repro_button, 1, 0)
self.toolbar = QToolBar("Repros")
self.addToolBar(self.toolbar)
self.setFixedSize(QSize(400, 300))
widget = QWidget()
widget.setLayout(layout)
self.setCentralWidget(widget)
def connect_dac(self):
devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
try:
self.daq_device = uldaq.DaqDevice(devices[0])
log.debug(f"Found daq devices {len(devices)}, connecting to the first one")
self.daq_device.connect()
log.debug("Connected")
except IndexError:
log.debug("DAQ is not connected, closing")
QApplication.quit()
self.daq_connect_button.setDisabled(True)
def disconnect_dac(self):
try:
log.debug(f"{self.daq_device}")
self.daq_device.disconnect()
self.daq_device.release()
log.debug(f"{self.daq_device}")
self.daq_disconnect_button.setDisabled(True)
self.daq_connect_button.setEnabled(True)
except AttributeError:
log.debug("DAQ was not connected")
def repro(self):
config_path = pathlib.Path(__file__).parent.resolve() / "repro.toml"
if not config_path.is_file:
log.error("repro.toml not found")
QApplication.quit()
repors = []
with open(config_path, mode="rb") as fp:
self.config = tomli.load(fp)
for r in self.config:
repors.append(r)
individual_repro_button = QAction(f"{repors[0]}", self)
individual_repro_button.setStatusTip("Button")
individual_repro_button.triggered.connect(self.run_repro)
self.toolbar.addAction(individual_repro_button)
def run_repro(self):
daq_thread = Worker(self.read_daq)
self.threadpool.start(daq_thread)
def on_scan_finished(self):
log.debug("Scan finished")
def read_daq(self, progress_callback):
log.debug("running repro")
time = np.arange(0, 10, 1 / 30_000.0)
data = 2 * np.sin(2 * np.pi * 10 * time)
buffer = ctypes.c_double * len(time)
buffer_ai = uldaq.create_float_buffer(1, len(time))
data_c = buffer(*data)
log.debug(f"Created C_double data {data_c}")
ao_device = self.daq_device.get_ao_device()
ai_device = self.daq_device.get_ai_device()
er = ai_device.a_in_scan(
1,
1,
uldaq.AiInputMode.SINGLE_ENDED,
uldaq.Range.BIP10VOLTS,
int(len(data)),
30_000.0,
uldaq.ScanOption.EXTTRIGGER,
uldaq.AInScanFlag.DEFAULT,
data=buffer_ai,
)
# ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, timeout=-1)
err = ao_device.a_out_scan(
0,
0,
uldaq.Range.BIP10VOLTS,
int(len(data)),
30_000.0,
uldaq.ScanOption.DEFAULTIO,
uldaq.AOutScanFlag.DEFAULT,
data_c,
)
# INFO: Need to wait for the acquistion
self.daq_disconnect_button.setDisabled(True)
self.daq_connect_button.setEnabled(True)
embed()
exit()
if __name__ == "__main__":
app = QApplication(sys.argv)
window = PyRelacs()
window.show()
app.exec()