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Mainwindow.py
551 lines (468 loc) · 21 KB
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Mainwindow.py
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# -*- coding: utf-8 -*-
"""
Created on Tue Mar 01 10:36:45 2016
@author: Flehr
ToDo:
- port save data to fbgdata
"""
__title__ = 'MultiSpec'
__about__ = """Hyperion si255 Interrogation Software
including PicoLog Temprature measurements
"""
__version__ = '0.1.3'
__date__ = '22.03.2016'
__author__ = 'Roman Flehr'
__cp__ = u'\u00a9 2016 Loptek GmbH & Co. KG'
import sys
sys.path.append('../')
from pyqtgraph.Qt import QtGui, QtCore
import plot as pl
import TracePlot as tl
from Monitor import MonitorHyperionThread, MonitorTC08USBThread
import hyperion, Queue, os
from time import time, strftime
from scipy.ndimage.interpolation import shift
from scipy.stats import linregress
import numpy as np
from tc08usb import TC08USB, USBTC08_ERROR
from FBGData import FBGData
from MyWidgets import ChannelSelection, FreqSpinAction
class MainWindow(QtGui.QMainWindow):
def __init__(self, parent=None):
QtGui.QMainWindow.__init__(self, parent)
self.HyperionIP = '10.0.0.55'
self.si255 = None
self.__wavelength = None
self.__scaledWavelength = None
self.__scalePos = None
self.isConnected = False
self.channelList = [1,]
self.peakList = []
self.__numPeaksArray = [0,0,0,0]
self.Monitor = None
self.__freq = 1 #hyperion Spectrum Divider
self.__maxTempBuffer = 5000
self.__tempArray = np.zeros((2,self.__maxTempBuffer))
self.tempGradientInterval = 60 # in sec
self.__fbg = FBGData()
self.logFile = []#None #log-file handle
self.tempConnected = False
self.measurementActive = False
self.startMeasurementTime = time()
self.plotSpec = pl.Plot(self.channelList)
self.plotTrace = tl.TracePlot()
self.plotTab = QtGui.QTabWidget()
self.plotTab.addTab(self.plotSpec,'Spectra')
self.plotTab.addTab(self.plotTrace, 'Trace')
self.setWindowTitle(__title__ + ' ' + __version__)
self.setCentralWidget(self.plotTab)
self.createMenu()
self.setActionState()
def about(self):
QtGui.QMessageBox.about(self,'About '+__title__,
self.tr("""<font size=8 color=red>
<b><center>{0}</center></b></font>
<br><font size=5 color=blue>
<b>{1}</b></font>
<br><br>Author: {2}<br>
Version: {3}<br>
Date: {4}<br><br>""".format(__title__, __about__, __author__, __version__, __date__)+__cp__))
def addActions(self, target, actions):
for action in actions:
if action is None:
target.addSeparator()
else:
target.addAction(action)
def calcTempGradient(self, numVal):
dTime = self.__tempArray[0,numVal-1] - self.__tempArray[0,0]
intv = self.tempGradientInterval
if dTime >= intv:
_min = self.__tempArray[0,numVal-1]-intv
pos = np.where(self.__tempArray[0,:] >= _min)[0]
slope = linregress(self.__tempArray[0,pos], self.__tempArray[1,pos])
slope1 = linregress(self.__tempArray[0,pos], self.__tempArray[2,pos])
#print (slope[0], '\n',slope1[0])
_str = str("{0:.3f}".format(slope[0]*60))
self.tempGrad.setText(_str)
_str = str("{0:.3f}".format(slope1[0]*60))
self.tempGrad1.setText(_str)
#print(timestep)
def closeEvent(self, event):
reply = QtGui.QMessageBox.question(self, 'Message',
"Are you sure to quit?", QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
if reply == QtGui.QMessageBox.Yes:
try:
if self.recordAction.isChecked():
self.recordAction.setChecked(False)
if self.measurementActive:
self.stopMeasurement()
if self.Monitor:
if self.Monitor.alive.isSet():
self.Monitor.join()
self.Monitor = None
if self.si255.comm.connected:
self.si255.comm.close()
if self.tempMon:
if self.tempMon.alive.isSet():
self.tempMon.join()
self.temMon = None
if self.tempConnected:
self.tc08usb.close_unit()
except:
pass
event.accept()
else:
event.ignore()
def connectHyperion(self):
try:
si255Comm = hyperion.HCommTCPSocket(self.HyperionIP, timeout = 5000)
except hyperion.HyperionError as e:
print e , ' \thaha'
if si255Comm.connected:
self.si255 = hyperion.Hyperion(comm = si255Comm)
self.isConnected=True
self.__wavelength =np.array(self.si255.wavelengths)
#get wavelength range to reduce data
_min = self.minWlSpin.value()
_max = self.maxWlSpin.value()
self.__scalePos = np.where((self.__wavelength>=_min) & (self.__wavelength<_max))[0]
self.__scaledWavelength = self.__wavelength[self.__scalePos]
else:
self.isConnected=False
QtGui.QMessageBox.critical(self,'Connection Error',
'Could not connect to Spectrometer. Please try again')
self.connectAction.setChecked(False)
self.setActionState()
def connectTemp(self):
dll_path = os.path.join(os.getenv('ProgramFiles'),'Pico Technology', 'SDK', 'lib')
try:
self.tc08usb = TC08USB(dll_path = dll_path)
if self.tc08usb.open_unit():
self.initTempArray()
self.tempQ = Queue.Queue(100)
self.tempConnected = True
self.tempMon = MonitorTC08USBThread(self.tc08usb, self.tempQ)
self.tempMon.start()
self.updateTempTimer = QtCore.QTimer()
self.updateTempTimer.timeout.connect(self.getTemp)
self.updateTempTimer.start(100)
else:
self.tempConnected = False
self.connectThermoAction.setChecked(False)
QtGui.QMessageBox.critical(self,'Connection Error',
'Could not connect to TC08-USB. Please try again')
except USBTC08_ERROR as e:
print(e)
def disconnectTemp(self):
if self.updateTempTimer.isActive():
self.updateTempTimer.stop()
if self.tempMon:
if self.tempMon.alive.isSet():
self.tempMon.join()
self.tempMon = None
self.tc08usb.close_unit()
self.tc08usb = None
self.tempConnected = False
self.__tempArray = None
self.tempDisplay.setText(' --.-')
self.tempDisplay1.setText(' --.-')
def createAction(self, text, slot=None, shortcut=None,
icon=None,tip=None,checkable=False,
signal='triggered()'):
action = QtGui.QAction(text, self)
if icon is not None:
action.setIcon(QtGui.QIcon('../icons/%s.png' % icon))
if shortcut is not None:
action.setShortcut(shortcut)
if tip is not None:
action.setToolTip(tip)
action.setStatusTip(tip)
if slot is not None and not checkable:
action.triggered.connect(slot)
elif slot is not None and checkable:
action.toggled.connect(slot)
if checkable:
action.setCheckable(True)
return action
def createMenu(self):
self.quitAction = self.createAction('Q&uit',slot=self.close,shortcut='Ctrl+Q',
icon='Button Close',tip='Programm schließen')
self.connectAction = self.createAction('Verbinden', slot=self.connectHyperion,
tip='Spektrometer verbinden', checkable = True,
icon='Button Add')
self.connectThermoAction = self.createAction('Thermometer', slot=self.toggleThermo, tip='Thermometer verbinden', icon='Thermo', checkable = True)
self.startAction = self.createAction('St&art', slot=self.startMeasurement, shortcut='Ctrl+M',
tip='Messung starten', icon='Button Play')
self.recordAction = self.createAction('Aufnahme', tip='Aufnahme starten',slot=self.startStopRecord, checkable = True, icon='Button Record Red')
self.stopAction = self.createAction('St&op', slot=self.stopMeasurement, shortcut='Ctrl+T',
tip='Messung beenden', icon='Button Stop')
self.channelSelection = ChannelSelection()
self.channelSelection.setNumPeaks(self.__numPeaksArray)
self.channelSelection.selectionChanged.connect(self.setChannels)
self.selectChannelAction = QtGui.QWidgetAction(self)
self.selectChannelAction.setDefaultWidget(self.channelSelection)
self.setFreqAction = FreqSpinAction()
self.toggledBmAction = self.createToggledBm()
self.scaleAction = self.createScalePlotAction()
self.tempAction = self.createTempDisplay()
self.toolbar = self.addToolBar('Measurement')
self.addActions(self.toolbar, (self.connectAction, self.connectThermoAction, None, self.startAction, self.recordAction, self.stopAction,
None,self.selectChannelAction,None,self.tempAction,None, self.setFreqAction,self.toggledBmAction,
self.scaleAction))
def createScalePlotAction(self):
wa = QtGui.QWidgetAction(self)
self.minWlSpin = QtGui.QDoubleSpinBox()
self.minWlSpin.setDecimals(3)
self.minWlSpin.setSuffix(' nm')
self.minWlSpin.setRange(1460.0,1619.0)
self.minWlSpin.setValue(1500.0)
self.minWlSpin.valueChanged.connect(self.scaleInputSpectrum)
self.maxWlSpin = QtGui.QDoubleSpinBox()
self.maxWlSpin.setDecimals(3)
self.maxWlSpin.setSuffix(' nm')
self.maxWlSpin.setRange(1461.0, 1620.0)
self.maxWlSpin.setValue(1620.0)
self.maxWlSpin.valueChanged.connect(self.scaleInputSpectrum)
l = QtGui.QHBoxLayout()
l.addWidget(self.minWlSpin)
l.addWidget(QtGui.QLabel(text=' - '))
l.addWidget(self.maxWlSpin)
w = QtGui.QWidget()
w.setLayout(l)
wa.setDefaultWidget(w)
return wa
def createTempDisplay(self):
a = QtGui.QWidgetAction(self)
t = QtGui.QWidget()
l = QtGui.QGridLayout(t)
font = QtGui.QFont()
font.setBold(True)
font.setPointSize(16)
self.tempDisplay = QtGui.QLabel(text=' --.--')
self.tempDisplay.setFont(font)
self.tempDisplay1 = QtGui.QLabel(text=' --.--')
self.tempDisplay1.setFont(font)
self.tempGrad = QtGui.QLabel(text='--.--')
self.tempGrad.setAlignment(QtCore.Qt.AlignRight)
self.tempGrad1 = QtGui.QLabel(text='--.--')
self.tempGrad1.setAlignment(QtCore.Qt.AlignRight)
l.addWidget(self.tempDisplay,0,0)
l.addWidget(QtGui.QLabel(text=u'\u00b0C', font=font),0,1)
l.addWidget(self.tempDisplay1,0,2)
l.addWidget(QtGui.QLabel(text=u'\u00b0C', font=font),0,3)
l.addWidget(self.tempGrad,1,0)
l.addWidget(QtGui.QLabel(text=u'\u00b0C/min'),1,1)
l.addWidget(self.tempGrad1,1,2)
l.addWidget(QtGui.QLabel(text=u'\u00b0C/min'),1,3)
a.setDefaultWidget(t)
return a
def createToggledBm(self):
a = QtGui.QWidgetAction(self)
self.dBmCheck = QtGui.QCheckBox(text='dBm')
self.dBmCheck.stateChanged.connect(self.showdBm)
self.dBmCheck.setChecked(True)
a.setDefaultWidget(self.dBmCheck)
return a
def getAllFromQueue(self, Q):
""" Generator to yield one after the others all items
currently in the queue Q, without any waiting.
"""
try:
while True:
yield Q.get_nowait( )
except Queue.Empty:
raise StopIteration
def getItemFromQueue(self, Q, timeout=0.01):
""" Attempts to retrieve an item from the queue Q. If Q is
empty, None is returned.
Blocks for 'timeout' seconds in case the queue is empty,
so don't use this method for speedy retrieval of multiple
items (use get_all_from_queue for that).
"""
try:
item = Q.get(True, timeout)
except Queue.Empty:
return None
return item
def getTemp(self, timeout=0.01):
try:
temp = self.tempQ.get(True, timeout)
except Queue.Empty:
return None
tempStr = str("{0:.2f}".format(float(temp[0])))
self.tempDisplay.setText(tempStr)
tempStr = str("{0:.2f}".format(float(temp[1])))
self.tempDisplay1.setText(tempStr)
def initTempArray(self):
self.__tempArray = None
self.__tempArray = np.zeros((3,self.__maxTempBuffer))
def readDataFromQ(self):
qData = list(list(self.getAllFromQueue(self.dataQ)))
timestamp = 0
d = None
if len(qData) > 0:
d = np.array(qData[-1][0])
timestamp = qData[-1][1]
d = d[:,self.__scalePos]
return d, timestamp , 1
else:
return 0,0,0
def saveLastData(self, numPeaks):
if self.logFile:
#print('save Data')
temp = self.tempDisplay.text()
temp = temp.split(' ')
temp1 = self.tempDisplay1.text()
temp1 = temp1.split(' ')
for i, chan in enumerate(self.channelList):
_str = ''
_time, peaks, _max, cmax, cog, fwhm, amp = self.__fbg.channels[chan-1].getLastValues(numPeaks[i])
_str += str(_time) + '\t'
if temp[0]: _str += str(temp[0]) + '\t'
if temp1[0]: _str += str(temp1[0]) + '\t'
for j in range(len(peaks)):
_str += str("{0:.3f}".format(peaks[j])) + '\t'
# _str += str("{0:.3f}".format(cmax[j])) + '\t'
#if cog:
#_str += str("{0:.3f}".format(cog[j])) + '\t'
_str += str("{0:.3f}".format(_max[j])) + '\t'
if fwhm:
_str += str("{0:.3f}".format(fwhm[j])) + '\t'
#if amp:
# _str += str(amp[j]) + '\t'
_str += '\n'
print(_str)
self.logFile[i].write(_str)
def saveLastSpectrum(self):
pass
def scaleInputSpectrum(self):
_min = float(self.minWlSpin.value())
_max = float(self.maxWlSpin.value())
if _min > _max:
_min = _max-1
if _max < _min:
_max = _min+1
self.__scalePos = np.where((self.__wavelength>=_min)&(self.__wavelength<=_max))[0]
self.__scaledWavelength = self.__wavelength[self.__scalePos]
def setActionState(self):
if self.isConnected:
if self.measurementActive:
self.startAction.setEnabled(False)
self.recordAction.setEnabled(True)
self.stopAction.setEnabled(True)
else:
self.startAction.setEnabled(True)
self.recordAction.setEnabled(False)
self.stopAction.setEnabled(False)
else:
self.startAction.setEnabled(False)
self.recordAction.setEnabled(False)
self.stopAction.setEnabled(False)
def setChannels(self):
self.channelList = self.channelSelection.getChannelList()
if self.Monitor:
self.Monitor.setChannelList(self.channelList)
self.plotSpec.setChannelList(self.channelList)
self.plotTrace.setChannelList(self.channelList)
def showdBm(self, state):
if state:
self.plotSpec.setdBm(True)
else:
self.plotSpec.setdBm(False)
def startMeasurement(self):
self.__fbg = FBGData()
self.plotTrace.initTraces([0,],0)
self.__freq = self.setFreqAction.value()
self.updateTimer = QtCore.QTimer()
self.updateTimer.timeout.connect(self.updateData)
#initialize Queue
self.dataQ = Queue.Queue(100)
self.initTempArray()
self.plotTrace.clearPlot()
self.Monitor = MonitorHyperionThread(self.dataQ, self.si255,
self.channelList, specDevider=self.__freq)
self.Monitor.start()
self.updateTimer.setInterval(25*self.__freq)
self.startMeasurementTime = time()
self.initTempArray()
self.lastTime = time()
self.fps = None
self.measurementActive = True
self.setActionState()
#start updateMonitor Timer
self.updateTimer.start()
def stopMeasurement(self):
self.Monitor.join(0.1)
self.Monitor = None
self.si255.disable_spectrum_streaming()
self.recordAction.setChecked(False)
self.measurementActive = False
self.updateTimer.stop()
self.setActionState()
def startStopRecord(self):
if self.recordAction.isChecked():
self.initTempArray()
self.scaleAction.setEnabled(False)
self.selectChannelAction.setEnabled(False)
self.__fbg = FBGData()
self.startMeasurementTime = time()
timeStr = strftime('%Y%m%d_%H%M%S')
self.logFile = []
for i, chan in enumerate(self.channelList):
fileStr = timeStr + '_Ch' + str(chan) + '.log'
logFileName = os.path.join(os.getenv('AppData'),'Python', 'MultiSpec', 'LOG', fileStr)
self.logFile.append(open(logFileName,'w'))
print('Log Files: ', len(self.logFile))
else:
self.scaleAction.setEnabled(True)
self.selectChannelAction.setEnabled(True)
for i in self.logFile:
i.close()
def toggleThermo(self):
if self.connectThermoAction.isChecked():
self.connectTemp()
else:
self.disconnectTemp()
def updateData(self):
numPeaks = 0
#data = np.zeros((1,1))
data, timestamp, success = self.readDataFromQ()
if not success: return None
actualTime = timestamp-self.startMeasurementTime
if self.tempConnected:
temp = float(self.tempDisplay.text())
temp1 = float(self.tempDisplay1.text())
numTempVal = np.count_nonzero(self.__tempArray[0])
if numTempVal < self.__maxTempBuffer:
self.__tempArray[1][numTempVal] = temp
self.__tempArray[2][numTempVal] = temp1
self.__tempArray[0][numTempVal] = actualTime#-self.startMeasurementTime
else:
self.__tempArray[1] = shift(self.__tempArray[1], -1, cval = temp)
self.__tempArray[2] = shift(self.__tempArray[2], -1, cval = temp1)
self.__tempArray[0] = shift(self.__tempArray[0], -1, cval = actualTime)#-self.startMeasurementTime)
self.calcTempGradient(numTempVal)
if len(data[:,0]) == len(self.channelList):
if self.setFreqAction.value() < 5:
numPeaks = self.__fbg.searchPeaks(self.__scaledWavelength, data,self.channelList,
self.channelSelection, actualTime)
else:
numPeaks = self.__fbg.searchPeaks(self.__scaledWavelength, data,self.channelList,
self.channelSelection, actualTime, peakfit=1)
if self.plotTab.currentIndex() == 0:
self.plotSpec.plotS(self.__scaledWavelength, data)
else:
self.plotTrace.plotTraces(self.channelList, numPeaks, self.__fbg)
if self.tempConnected:
self.plotTrace.plotTemp(self.__tempArray[:,:numTempVal])
if self.recordAction.isChecked() and self.__freq >= 10:
self.saveLastData(numPeaks)
dt = timestamp-self.lastTime
if timestamp:
if self.fps is None:
self.fps = 1.0/dt
else:
s = np.clip(dt*3., 0, 1)
self.fps = self.fps * (1-s) + (1.0/dt) * s
self.statusBar().showMessage('%0.2f Hz' % (self.fps))
self.lastTime = timestamp