2
0
forked from awendt/pyrelacs
minipyrelacs/pyrelacs/ui/mainwindow.py

270 lines
10 KiB
Python

from PyQt6.QtGui import QAction, QIcon, QKeySequence
from PyQt6.QtCore import Qt, QSize, QThreadPool
from PyQt6.QtWidgets import (
QGridLayout,
QPushButton,
QToolBar,
QWidget,
QMainWindow,
QPlainTextEdit,
QMenuBar,
QStatusBar
)
import uldaq
import numpy as np
import nixio as nix
import pyqtgraph as pg
from pathlib import Path as path
from scipy.signal import welch, find_peaks
from ..worker import Worker
from ..repros.repros import Repro
from ..util.logging import config_logging
from .about import AboutDialog
log = config_logging()
_root = path(__file__).parent.parent
from IPython import embed
class PyRelacs(QMainWindow):
def __init__(self):
super().__init__()
# self.setToolButtonStyle(Qt.ToolButtonStyle.ToolButtonTextBesideIcon) # Ensure icons are displayed with text
self.setWindowTitle("PyRelacs")
self.beat_plot = pg.PlotWidget()
self.power_plot = pg.PlotWidget()
self.threadpool = QThreadPool()
self.repros = Repro()
self.text = QPlainTextEdit()
self.text.setReadOnly(True)
self.setMenuBar(QMenuBar(self))
self.setStatusBar(QStatusBar(self))
self.create_actions()
self.create_buttons()
self.create_toolbars()
layout = QGridLayout()
layout.addWidget(self.plot_calibration_button, 0, 0)
layout.addWidget(self.daq_disconnect_button, 0, 1)
layout.addWidget(self.beat_plot, 2, 0, 1, 2)
layout.addWidget(self.power_plot, 3, 0, 1, 2)
self.toolbar = QToolBar("Repros")
self.addToolBar(self.toolbar)
self.repros_to_toolbar()
# self.setFixedSize(QSize(400, 300))
widget = QWidget()
widget.setLayout(layout)
self.setCentralWidget(widget)
filename = path.joinpath(path.cwd(), "data.nix")
self.nix_file = nix.File.open(
str(filename), nix.FileMode.Overwrite
)
def create_actions(self):
self._rlx_exitaction = QAction(QIcon(":/icons/exit.png"), "Exit", self)
self._rlx_exitaction.setStatusTip("Close relacs")
self._rlx_exitaction.setShortcut(QKeySequence("Alt+q"))
self._rlx_exitaction.triggered.connect(self.on_exit)
self._rlx_aboutaction = QAction("about")
self._rlx_aboutaction.setStatusTip("Show about dialog")
self._rlx_aboutaction.setEnabled(True)
self._rlx_aboutaction.triggered.connect(self.on_about)
self._daq_connectaction = QAction(QIcon(":icons/connect.png"), "Connect DAQ", self)
self._daq_connectaction.setStatusTip("Connect to daq device")
# self._daq_connectaction.setShortcut(QKeySequence("Alt+d"))
self._daq_connectaction.triggered.connect(self.connect_dac)
self._daq_disconnectaction = QAction(QIcon(":/icons/disconnect.png"), "Disconnect DAQ", self)
self._daq_disconnectaction.setStatusTip("Disconnect the DAQ device")
# self._daq_connectaction.setShortcut(QKeySequence("Alt+d"))
self._daq_disconnectaction.triggered.connect(self.disconnect_dac)
self._daq_calibaction = QAction(QIcon(":/icons/calibration.png"), "Plot calibration", self)
self._daq_calibaction.setStatusTip("Calibrate the attenuator device")
# self._daq_calibaction.setShortcut(QKeySequence("Alt+d"))
self._daq_calibaction.triggered.connect(self.plot_calibration)
self.create_menu()
def create_menu(self):
menu = self.menuBar()
file_menu = menu.addMenu("&File")
file_menu.addAction(self._rlx_exitaction)
file_menu.addAction(self._rlx_aboutaction)
device_menu = menu.addMenu("&DAQ")
device_menu.addAction(self._daq_connectaction)
device_menu.addAction(self._daq_disconnectaction)
device_menu.addSeparator()
device_menu.addAction(self._daq_calibaction)
help_menu = menu.addMenu("&Help")
help_menu.addSeparator()
# help_menu.addAction(self._help_action)
self.setMenuBar(menu)
def create_toolbars(self):
rlx_toolbar = QToolBar("Relacs")
rlx_toolbar.addAction(self._rlx_exitaction)
rlx_toolbar.setIconSize(QSize(24, 24))
self.addToolBar(Qt.ToolBarArea.TopToolBarArea, rlx_toolbar)
daq_toolbar = QToolBar("DAQ")
daq_toolbar.addAction(self._daq_connectaction)
daq_toolbar.addAction(self._daq_disconnectaction)
daq_toolbar.addAction(self._daq_calibaction)
self.addToolBar(Qt.ToolBarArea.TopToolBarArea, daq_toolbar)
repro_toolbar = QToolBar("Repros")
repro_names, file_names = self.repros.names_of_repros()
for rep, fn in zip(repro_names, file_names):
repro_action = QAction(rep, self)
repro_action.setStatusTip(rep)
repro_action.triggered.connect(
lambda checked, n=rep, f=fn: self.run_repro(n, f)
)
repro_toolbar.addAction(repro_action)
self.addToolBar(Qt.ToolBarArea.TopToolBarArea, repro_toolbar)
def create_buttons(self):
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.plot_calibration_button = QPushButton("Plot Calibration")
self.plot_calibration_button.setCheckable(True)
self.plot_calibration_button.clicked.connect(self.plot_calibration)
def plot_calibration(self):
def decibel(power, ref_power=1.0, min_power=1e-20):
"""Transform power to decibel relative to ref_power.
\\[ decibel = 10 \\cdot \\log_{10}(power/ref\\_power) \\]
Power values smaller than `min_power` are set to `-np.inf`.
Parameters
----------
power: float or array
Power values, for example from a power spectrum or spectrogram.
ref_power: float or None or 'peak'
Reference power for computing decibel.
If set to `None` or 'peak', the maximum power is used.
min_power: float
Power values smaller than `min_power` are set to `-np.inf`.
Returns
-------
decibel_psd: array
Power values in decibel relative to `ref_power`.
"""
if np.isscalar(power):
tmp_power = np.array([power])
decibel_psd = np.array([power])
else:
tmp_power = power
decibel_psd = power.copy()
if ref_power is None or ref_power == "peak":
ref_power = np.max(decibel_psd)
decibel_psd[tmp_power <= min_power] = float("-inf")
decibel_psd[tmp_power > min_power] = 10.0 * np.log10(
decibel_psd[tmp_power > min_power] / ref_power
)
if np.isscalar(power):
return decibel_psd[0]
else:
return decibel_psd
block = self.nix_file.blocks[0]
colors = ["red", "green", "blue", "black", "yellow"]
for i, (stim, fish) in enumerate(
zip(list(block.data_arrays)[::2], list(block.data_arrays)[1::2])
):
beat = stim[:] + fish[:]
beat_squared = beat**2
f, powerspec = welch(beat, fs=40_000.0)
powerspec = decibel(powerspec)
f_sq, powerspec_sq = welch(beat_squared, fs=40_000.0)
powerspec_sq = decibel(powerspec_sq)
peaks = find_peaks(powerspec_sq, prominence=20)[0]
pen = pg.mkPen(colors[i])
self.beat_plot.plot(
np.arange(0, len(beat)) / 40_000.0,
beat_squared,
pen=pen,
# name=stim.name,
)
self.power_plot.plot(f_sq, powerspec_sq, pen=pen)
self.power_plot.plot(f[peaks], powerspec_sq[peaks], pen=None, symbol="x")
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")
self.on_exit()
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 repros_to_toolbar(self):
repro_names, file_names = self.repros.names_of_repros()
for rep, fn in zip(repro_names, file_names):
individual_repro_button = QAction(rep, self)
individual_repro_button.setStatusTip("Button")
individual_repro_button.triggered.connect(
lambda checked, n=rep, f=fn: self.run_repro(n, f)
)
self.toolbar.addAction(individual_repro_button)
def run_repro(self, n, fn):
self.text.appendPlainText(f"started Repro {n}, {fn}")
worker = Worker(self.repros.run_repro, self.nix_file, n, fn)
worker.signals.result.connect(self.print_output)
worker.signals.finished.connect(self.thread_complete)
worker.signals.progress.connect(self.progress_fn)
self.threadpool.start(worker)
def on_exit(self):
print("exit button!")
self.close()
def on_about(self, e):
about = AboutDialog(self)
about.show()
def print_output(self, s):
print(s)
def thread_complete(self):
print("THREAD COMPLETE!")
def progress_fn(self, n):
print("%d%% done" % n)