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'''
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$Author$
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$Id$
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'''
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import os, sys
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import numpy
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import time
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import datetime
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path = os.path.split(os.getcwd())[0]
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sys.path.append(path)
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from Data.JROData import Spectra, SpectraHeis
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from IO.SpectraIO import SpectraWriter
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from Graphics.schainPlotTypes import ScopeFigure, SpcFigure
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#from JRONoise import Noise
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class SpectraProcessor:
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'''
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classdocs
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'''
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dataInObj = None
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dataOutObj = None
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noiseObj = None
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integratorObjList = []
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writerObjList = []
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integratorObjIndex = None
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writerObjIndex = None
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profIndex = 0 # Se emplea cuando el objeto de entrada es un Voltage
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def __init__(self):
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'''
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Constructor
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'''
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self.integratorObjIndex = None
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self.writerObjIndex = None
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self.plotObjIndex = None
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self.integratorOst = []
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self.plotObjList = []
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self.noiseObj = []
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self.writerObjList = []
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self.buffer = None
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self.profIndex = 0
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def setup(self, dataInObj=None, dataOutObj=None, nFFTPoints=None, pairList=None):
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if dataInObj == None:
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raise ValueError, "This SpectraProcessor.setup() function needs dataInObj input variable"
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if dataInObj.type == "Voltage":
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if nFFTPoints == None:
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raise ValueError, "This SpectraProcessor.setup() function needs nFFTPoints input variable"
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if dataInObj.type == "Spectra":
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if nFFTPoints != None:
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raise ValueError, "The nFFTPoints cannot be selected to this object type"
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nFFTPoints = dataInObj.nFFTPoints
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if pairList == None:
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pairList = self.dataInObj.pairList
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if pairList == None:
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nPairs = 0
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else:
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nPairs = len(pairList)
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self.dataInObj = dataInObj
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if dataOutObj == None:
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dataOutObj = Spectra()
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self.dataOutObj = dataOutObj
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self.dataOutObj.nFFTPoints = nFFTPoints
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self.dataOutObj.pairList = pairList
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self.dataOutObj.nPairs = nPairs
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return self.dataOutObj
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def init(self):
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self.dataOutObj.flagNoData = True
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if self.dataInObj.flagNoData:
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return 0
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self.integratorObjIndex = 0
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self.writerObjIndex = 0
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self.plotObjIndex = 0
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if self.dataInObj.type == "Spectra":
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self.dataOutObj.copy(self.dataInObj)
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self.dataOutObj.flagNoData = False
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return
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if self.dataInObj.type == "Voltage":
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if self.buffer == None:
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self.buffer = numpy.zeros((self.dataInObj.nChannels,
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self.dataOutObj.nFFTPoints,
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self.dataInObj.nHeights),
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dtype='complex')
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self.buffer[:,self.profIndex,:] = self.dataInObj.data
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self.profIndex += 1
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if self.profIndex == self.dataOutObj.nFFTPoints:
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self.__updateObjFromInput()
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self.__getFft()
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self.dataOutObj.flagNoData = False
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self.buffer = None
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self.profIndex = 0
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return
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#Other kind of data
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raise ValueError, "The type object %(s) is not valid " %(self.dataOutObj.type)
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def __getFft(self):
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"""
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Convierte valores de Voltaje a Spectra
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Affected:
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self.dataOutObj.data_spc
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self.dataOutObj.data_cspc
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self.dataOutObj.data_dc
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self.dataOutObj.heightList
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self.dataOutObj.m_BasicHeader
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self.dataOutObj.m_ProcessingHeader
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self.dataOutObj.radarControllerHeaderObj
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self.dataOutObj.systemHeaderObj
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self.profIndex
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self.buffer
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self.dataOutObj.flagNoData
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self.dataOutObj.dtype
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self.dataOutObj.nPairs
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self.dataOutObj.nChannels
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self.dataOutObj.nProfiles
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self.dataOutObj.systemHeaderObj.numChannels
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self.dataOutObj.m_ProcessingHeader.totalSpectra
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self.dataOutObj.m_ProcessingHeader.profilesPerBlock
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self.dataOutObj.m_ProcessingHeader.numHeights
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self.dataOutObj.m_ProcessingHeader.spectraComb
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self.dataOutObj.m_ProcessingHeader.shif_fft
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"""
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fft_volt = numpy.fft.fft(self.buffer,axis=1)
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dc = fft_volt[:,0,:]
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#calculo de self-spectra
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fft_volt = numpy.fft.fftshift(fft_volt,axes=(1,))
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spc = fft_volt * numpy.conjugate(fft_volt)
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spc = spc.real
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blocksize = 0
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blocksize += dc.size
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blocksize += spc.size
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cspc = None
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pairIndex = 0
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if self.dataOutObj.pairList != None:
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#calculo de cross-spectra
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cspc = numpy.zeros((self.dataOutObj.nPairs, self.dataOutObj.nFFTPoints, self.dataOutObj.nHeights), dtype='complex')
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for pair in self.pairList:
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cspc[pairIndex,:,:] = numpy.abs(fft_volt[pair[0],:,:] * numpy.conjugate(fft_volt[pair[1],:,:]))
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pairIndex += 1
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blocksize += cspc.size
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self.dataOutObj.data_spc = spc
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self.dataOutObj.data_cspc = cspc
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self.dataOutObj.data_dc = dc
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self.dataOutObj.blockSize = blocksize
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# self.getNoise()
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def __updateObjFromInput(self):
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self.dataOutObj.radarControllerHeaderObj = self.dataInObj.radarControllerHeaderObj.copy()
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self.dataOutObj.systemHeaderObj = self.dataInObj.systemHeaderObj.copy()
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self.dataOutObj.channelList = self.dataInObj.channelList
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self.dataOutObj.heightList = self.dataInObj.heightList
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self.dataOutObj.dtype = self.dataInObj.dtype
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self.dataOutObj.nHeights = self.dataInObj.nHeights
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self.dataOutObj.nChannels = self.dataInObj.nChannels
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self.dataOutObj.nBaud = self.dataInObj.nBaud
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self.dataOutObj.nCode = self.dataInObj.nCode
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self.dataOutObj.code = self.dataInObj.code
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self.dataOutObj.nProfiles = self.dataOutObj.nFFTPoints
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self.dataOutObj.channelIndexList = self.dataInObj.channelIndexList
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self.dataOutObj.flagTimeBlock = self.dataInObj.flagTimeBlock
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self.dataOutObj.utctime = self.dataInObj.utctime
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self.dataOutObj.flagDecodeData = self.dataInObj.flagDecodeData #asumo q la data esta decodificada
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self.dataOutObj.flagDeflipData = self.dataInObj.flagDeflipData #asumo q la data esta sin flip
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self.dataOutObj.flagShiftFFT = self.dataInObj.flagShiftFFT
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self.dataOutObj.nIncohInt = 1
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def addWriter(self, wrpath, blocksPerFile):
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objWriter = SpectraWriter(self.dataOutObj)
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objWriter.setup(wrpath, blocksPerFile)
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self.writerObjList.append(objWriter)
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def addIntegrator(self,N,timeInterval):
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objIncohInt = IncoherentIntegration(N,timeInterval)
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self.integratorObjList.append(objIncohInt)
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def addSpc(self, idfigure, nframes, wintitle, driver, colormap, colorbar, showprofile):
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spcObj = SpcFigure(idfigure, nframes, wintitle, driver, colormap, colorbar, showprofile)
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self.plotObjList.append(spcObj)
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def plotSpc(self, idfigure=None,
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xmin=None,
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xmax=None,
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ymin=None,
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ymax=None,
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minvalue=None,
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maxvalue=None,
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wintitle='',
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driver='plplot',
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colormap='br_green',
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colorbar=True,
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showprofile=False,
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save=False,
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gpath=None,
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channelList = None):
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if self.dataOutObj.flagNoData:
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return 0
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if channelList == None:
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channelList = self.dataOutObj.channelList
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nframes = len(channelList)
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if len(self.plotObjList) <= self.plotObjIndex:
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self.addSpc(idfigure, nframes, wintitle, driver, colormap, colorbar, showprofile)
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x = numpy.arange(self.dataOutObj.nFFTPoints)
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y = self.dataOutObj.heightList
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data = 10.*numpy.log10(self.dataOutObj.data_spc[channelList,:,:])
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# noisedB = 10.*numpy.log10(noise)
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noisedB = numpy.arange(len(channelList)+1)
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noisedB = noisedB *1.2
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titleList = []
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for i in range(len(noisedB)):
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title = "%.2f"%noisedB[i]
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titleList.append(title)
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thisdatetime = datetime.datetime.fromtimestamp(self.dataOutObj.utctime)
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dateTime = "%s"%(thisdatetime.strftime("%d-%b-%Y %H:%M:%S"))
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figuretitle = "Spc Radar Data: %s"%dateTime
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cleardata = True
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plotObj = self.plotObjList[self.plotObjIndex]
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plotObj.plotPcolor(data,
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x=x,
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y=y,
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channelList=channelList,
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xmin=xmin,
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xmax=xmax,
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ymin=ymin,
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ymax=ymax,
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minvalue=minvalue,
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maxvalue=maxvalue,
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figuretitle=figuretitle,
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xrangestep=None,
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deltax=None,
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save=False,
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gpath='./',
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clearData=True
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)
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self.plotObjIndex += 1
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def writeData(self, wrpath, blocksPerFile):
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if self.dataOutObj.flagNoData:
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return 0
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if len(self.writerObjList) <= self.writerObjIndex:
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self.addWriter(wrpath, blocksPerFile)
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self.writerObjList[self.writerObjIndex].putData()
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self.writerObjIndex += 1
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def integrator(self, N=None, timeInterval=None):
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if self.dataOutObj.flagNoData:
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return 0
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if len(self.integratorObjList) <= self.integratorObjIndex:
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self.addIntegrator(N,timeInterval)
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myIncohIntObj = self.integratorObjList[self.integratorObjIndex]
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myIncohIntObj.exe(data=self.dataOutObj.data_spc,timeOfData=self.dataOutObj.m_BasicHeader.utc)
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if myIncohIntObj.isReady:
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self.dataOutObj.data_spc = myIncohIntObj.data
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self.dataOutObj.nAvg = myIncohIntObj.navg
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self.dataOutObj.m_ProcessingHeader.incoherentInt = self.dataInObj.m_ProcessingHeader.incoherentInt*myIncohIntObj.navg
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self.dataOutObj.flagNoData = False
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"""Calcular el ruido"""
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self.getNoise()
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else:
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self.dataOutObj.flagNoData = True
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self.integratorObjIndex += 1
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class SpectraHeisProcessor:
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def __init__(self):
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self.integratorObjIndex = None
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self.writerObjIndex = None
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self.plotObjIndex = None
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self.integratorObjList = []
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self.writerObjList = []
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self.plotObjList = []
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#self.noiseObj = Noise()
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def setup(self, dataInObj, dataOutObj=None, nFFTPoints=None, pairList=None):
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if nFFTPoints == None:
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nFFTPoints = self.dataInObj.nHeights
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self.dataInObj = dataInObj
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if dataOutObj == None:
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dataOutObj = SpectraHeis()
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self.dataOutObj = dataOutObj
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return self.dataOutObj
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def init(self):
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self.dataOutObj.flagNoData = True
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if self.dataInObj.flagNoData:
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return 0
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self.integratorObjIndex = 0
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self.writerObjIndex = 0
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self.plotObjIndex = 0
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if self.dataInObj.type == "Voltage":
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self.__updateObjFromInput()
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self.__getFft()
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self.dataOutObj.flagNoData = False
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return
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#Other kind of data
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if self.dataInObj.type == "SpectraHeis":
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self.dataOutObj.copy(self.dataInObj)
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self.dataOutObj.flagNoData = False
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return
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raise ValueError, "The type is not valid"
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def __updateObjFromInput(self):
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self.dataOutObj.radarControllerHeaderObj = self.dataInObj.radarControllerHeaderObj.copy()
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self.dataOutObj.systemHeaderObj = self.dataInObj.systemHeaderObj.copy()
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self.dataOutObj.channelList = self.dataInObj.channelList
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self.dataOutObj.heightList = self.dataInObj.heightList
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self.dataOutObj.dtype = self.dataInObj.dtype
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self.dataOutObj.nHeights = self.dataInObj.nHeights
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self.dataOutObj.nChannels = self.dataInObj.nChannels
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self.dataOutObj.nBaud = self.dataInObj.nBaud
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self.dataOutObj.nCode = self.dataInObj.nCode
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self.dataOutObj.code = self.dataInObj.code
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self.dataOutObj.nProfiles = 1
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self.dataOutObj.nFFTPoints = self.dataInObj.nHeights
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self.dataOutObj.channelIndexList = self.dataInObj.channelIndexList
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self.dataOutObj.flagNoData = self.dataInObj.flagNoData
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self.dataOutObj.flagTimeBlock = self.dataInObj.flagTimeBlock
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self.dataOutObj.utctime = self.dataInObj.utctime
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self.dataOutObj.flagDecodeData = self.dataInObj.flagDecodeData #asumo q la data esta decodificada
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self.dataOutObj.flagDeflipData = self.dataInObj.flagDeflipData #asumo q la data esta sin flip
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self.dataOutObj.flagShiftFFT = self.dataInObj.flagShiftFFT
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self.dataOutObj.nIncohInt = 1
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def __getFft(self):
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fft_volt = numpy.fft.fft(self.dataInObj.data, axis=1)
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#print fft_volt
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#calculo de self-spectra
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fft_volt = numpy.fft.fftshift(fft_volt,axes=(1,))
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spc = numpy.abs(fft_volt * numpy.conjugate(fft_volt))
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self.dataOutObj.data_spc = spc
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def getSpectra(self):
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return self.dataOutObj.data_spc
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def getFrecuencies(self):
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print self.nFFTPoints
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return numpy.arange(int(self.nFFTPoints))
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def addIntegrator(self,N,timeInterval):
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objIncohInt = IncoherentIntegration(N,timeInterval)
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self.integratorObjList.append(objIncohInt)
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def integrator(self, N=None, timeInterval=None):
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if self.dataOutObj.flagNoData:
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return 0
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if len(self.integratorObjList) <= self.integratorObjIndex:
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self.addIntegrator(N,timeInterval)
|
|
|
|
|
|
myIncohIntObj = self.integratorObjList[self.integratorObjIndex]
|
|
|
myIncohIntObj.exe(data=self.dataOutObj.data_spc,timeOfData=self.dataOutObj.utctime)
|
|
|
|
|
|
if myIncohIntObj.isReady:
|
|
|
self.dataOutObj.data_spc = myIncohIntObj.data
|
|
|
self.dataOutObj.nIncohInt = self.dataOutObj.nIncohInt*myIncohIntObj.navg
|
|
|
self.dataOutObj.flagNoData = False
|
|
|
|
|
|
#self.getNoise(type="hildebrand",parm=myIncohIntObj.navg)
|
|
|
# self.getNoise(type="sort", parm=16)
|
|
|
|
|
|
else:
|
|
|
self.dataOutObj.flagNoData = True
|
|
|
|
|
|
self.integratorObjIndex += 1
|
|
|
|
|
|
|
|
|
def addScope(self, idfigure, nframes, wintitle, driver):
|
|
|
|
|
|
if idfigure==None:
|
|
|
idfigure = self.plotObjIndex
|
|
|
|
|
|
scopeObj = ScopeFigure(idfigure, nframes, wintitle, driver)
|
|
|
self.plotObjList.append(scopeObj)
|
|
|
|
|
|
def plotScope(self,
|
|
|
idfigure=None,
|
|
|
minvalue=None,
|
|
|
maxvalue=None,
|
|
|
xmin=None,
|
|
|
xmax=None,
|
|
|
wintitle='',
|
|
|
driver='plplot',
|
|
|
save=False,
|
|
|
gpath=None,
|
|
|
titleList=None,
|
|
|
xlabelList=None,
|
|
|
ylabelList=None):
|
|
|
|
|
|
if self.dataOutObj.flagNoData:
|
|
|
return 0
|
|
|
|
|
|
nframes = len(self.dataOutObj.channelList)
|
|
|
|
|
|
if len(self.plotObjList) <= self.plotObjIndex:
|
|
|
self.addScope(idfigure, nframes, wintitle, driver)
|
|
|
|
|
|
|
|
|
data1D = self.dataOutObj.data_spc
|
|
|
|
|
|
x = numpy.arange(self.dataOutObj.nHeights)
|
|
|
|
|
|
thisDatetime = datetime.datetime.fromtimestamp(self.dataOutObj.utctime)
|
|
|
|
|
|
dateTime = "%s"%(thisDatetime.strftime("%d-%b-%Y %H:%M:%S"))
|
|
|
date = "%s"%(thisDatetime.strftime("%d-%b-%Y"))
|
|
|
|
|
|
figureTitle = "Scope Plot Radar Data: " + date
|
|
|
|
|
|
plotObj = self.plotObjList[self.plotObjIndex]
|
|
|
|
|
|
plotObj.plot1DArray(data1D,
|
|
|
x,
|
|
|
self.dataOutObj.channelList,
|
|
|
xmin,
|
|
|
xmax,
|
|
|
minvalue,
|
|
|
maxvalue,
|
|
|
figureTitle,
|
|
|
save,
|
|
|
gpath)
|
|
|
|
|
|
self.plotObjIndex += 1
|
|
|
|
|
|
class IncoherentIntegration:
|
|
|
|
|
|
integ_counter = None
|
|
|
data = None
|
|
|
navg = None
|
|
|
buffer = None
|
|
|
nIncohInt = None
|
|
|
|
|
|
def __init__(self, N = None, timeInterval = None):
|
|
|
"""
|
|
|
N
|
|
|
timeInterval - interval time [min], integer value
|
|
|
"""
|
|
|
|
|
|
self.data = None
|
|
|
self.navg = None
|
|
|
self.buffer = None
|
|
|
self.timeOut = None
|
|
|
self.exitCondition = False
|
|
|
self.isReady = False
|
|
|
self.nIncohInt = N
|
|
|
self.integ_counter = 0
|
|
|
if timeInterval!=None:
|
|
|
self.timeIntervalInSeconds = timeInterval * 60. #if (type(timeInterval)!=integer) -> change this line
|
|
|
|
|
|
if ((timeInterval==None) and (N==None)):
|
|
|
print 'N = None ; timeInterval = None'
|
|
|
sys.exit(0)
|
|
|
elif timeInterval == None:
|
|
|
self.timeFlag = False
|
|
|
else:
|
|
|
self.timeFlag = True
|
|
|
|
|
|
|
|
|
def exe(self,data,timeOfData):
|
|
|
"""
|
|
|
data
|
|
|
|
|
|
timeOfData [seconds]
|
|
|
"""
|
|
|
|
|
|
if self.timeFlag:
|
|
|
if self.timeOut == None:
|
|
|
self.timeOut = timeOfData + self.timeIntervalInSeconds
|
|
|
|
|
|
if timeOfData < self.timeOut:
|
|
|
if self.buffer == None:
|
|
|
self.buffer = data
|
|
|
else:
|
|
|
self.buffer = self.buffer + data
|
|
|
self.integ_counter += 1
|
|
|
else:
|
|
|
self.exitCondition = True
|
|
|
|
|
|
else:
|
|
|
if self.integ_counter < self.nIncohInt:
|
|
|
if self.buffer == None:
|
|
|
self.buffer = data
|
|
|
else:
|
|
|
self.buffer = self.buffer + data
|
|
|
|
|
|
self.integ_counter += 1
|
|
|
|
|
|
if self.integ_counter == self.nIncohInt:
|
|
|
self.exitCondition = True
|
|
|
|
|
|
if self.exitCondition:
|
|
|
self.data = self.buffer
|
|
|
self.navg = self.integ_counter
|
|
|
self.isReady = True
|
|
|
self.buffer = None
|
|
|
self.timeOut = None
|
|
|
self.integ_counter = 0
|
|
|
self.exitCondition = False
|
|
|
|
|
|
if self.timeFlag:
|
|
|
self.buffer = data
|
|
|
self.timeOut = timeOfData + self.timeIntervalInSeconds
|
|
|
else:
|
|
|
self.isReady = False
|
|
|
|
