예제 #1
0
class PandoraEMScaleStep(CalibrationStep):
    def __init__(self):
        CalibrationStep.__init__(self, "PandoraEMScale")
        self._marlin = None

        self._maxNIterations = 5
        self._energyScaleAccuracy = 0.01
        self._photonEnergy = 0

        # step input
        self._inputEcalToEMGeV = None
        self._inputHcalToEMGeV = None

        # step output
        self._outputEcalToEMGeV = None
        self._outputHcalToEMGeV = None

        # command line requirement
        self._requireSteeringFile()
        self._requireCompactFile()
        self._requireIterations()
        self._requirePhotonFile()
        self._requireECalAccuracy()

    def description(self):
        return "Calibrate the electromagnetic scale of the ecal and the hcal. Outputs the constants ECalToEMGeVCalibration and HCalToEMGeVCalibration"

    def readCmdLine(self, parsed):
        # setup marlin
        self._marlin = Marlin(parsed.steeringFile)
        gearFile = self._manager.getGearConverter().convertToGear(
            parsed.compactFile)
        self._marlin.setGearFile(gearFile)
        self._marlin.setCompactFile(parsed.compactFile)
        self._marlin.setMaxRecordNumber(parsed.maxRecordNumber)
        self._marlin.setInputFiles(
            self._extractFileList(parsed.lcioPhotonFile, "slcio"))

        self._maxNIterations = int(parsed.maxNIterations)
        self._energyScaleAccuracy = float(parsed.ecalCalibrationAccuracy)
        self._photonEnergy = parsed.photonEnergy

        # setup pandora settings
        pandoraSettings = self._marlin.getProcessorParameter(
            self._marlinPandoraProcessor, "PandoraSettingsXmlFile")
        pandora = PandoraXML(pandoraSettings)
        pandora.setRemoveEnergyCorrections(True)
        newPandoraSettings = pandora.generateNewXmlFile()
        self._marlin.setProcessorParameter(self._marlinPandoraProcessor,
                                           "PandoraSettingsXmlFile",
                                           newPandoraSettings)

    def init(self, config):

        self._cleanupElement(config)
        self._marlin.loadInputParameters(config)
        self._loadStepOutputs(config)

        if len(self._runProcessors):
            self._marlin.turnOffProcessorsExcept(self._runProcessors)

        self._inputEcalToEMGeV = float(
            self._marlin.getProcessorParameter(self._marlinPandoraProcessor,
                                               "ECalToEMGeVCalibration"))
        self._inputHcalToEMGeV = float(
            self._marlin.getProcessorParameter(self._marlinPandoraProcessor,
                                               "HCalToEMGeVCalibration"))

    def run(self, config):

        # loop variables
        currentPrecision = 0.
        calibrationRescaleFactor = 1.
        calibrationRescaleFactorCumul = 1.
        accuracyReached = False

        ecalToEMGeV = self._inputEcalToEMGeV
        hcalToEMGeV = self._inputHcalToEMGeV

        emScaleCalibrator = PandoraEMScaleCalibrator()
        emScaleCalibrator.setPhotonEnergy(self._photonEnergy)

        for iteration in range(self._maxNIterations):

            # readjust iteration parameters
            ecalToEMGeV = ecalToEMGeV * calibrationRescaleFactor
            hcalToEMGeV = hcalToEMGeV * calibrationRescaleFactor
            pfoAnalysisFile = "./PfoAnalysis_{0}_iter{1}.root".format(
                self._name, iteration)

            # run marlin ...
            self._marlin.setProcessorParameter(self._marlinPandoraProcessor,
                                               "ECalToEMGeVCalibration",
                                               str(ecalToEMGeV))
            self._marlin.setProcessorParameter(self._marlinPandoraProcessor,
                                               "HCalToEMGeVCalibration",
                                               str(hcalToEMGeV))
            self._marlin.setProcessorParameter(self._pfoAnalysisProcessor,
                                               "RootFile", pfoAnalysisFile)
            self._marlin.run()

            # ... and calibration script
            emScaleCalibrator.setRootFile(pfoAnalysisFile)
            emScaleCalibrator.setPhotonEnergy(self._photonEnergy)
            emScaleCalibrator.run()

            newPhotonEnergy = emScaleCalibrator.getEcalToEMMean()
            calibrationRescaleFactor = float(
                self._photonEnergy) / newPhotonEnergy
            calibrationRescaleFactorCumul = calibrationRescaleFactorCumul * calibrationRescaleFactor
            currentPrecision = abs(1 - 1. / calibrationRescaleFactor)

            # write down iteration results
            self._writeIterationOutput(
                config, iteration, {
                    "precision": currentPrecision,
                    "rescale": calibrationRescaleFactor,
                    "newPhotonEnergy": newPhotonEnergy
                })

            # are we accurate enough ??
            if currentPrecision < self._energyScaleAccuracy:

                print "{0}: ecal energy accuracy reached !".format(self._name)
                accuracyReached = True

                self._outputEcalToEMGeV = ecalToEMGeV
                self._outputHcalToEMGeV = hcalToEMGeV

                break

        if not accuracyReached:
            raise RuntimeError(
                "{0}: Couldn't reach the user accuracy ({1})".format(
                    self._name, self._energyScaleAccuracy))

    def writeOutput(self, config):

        output = self._getXMLStepOutput(config, create=True)
        self._writeProcessorParameter(output, self._marlinPandoraProcessor,
                                      "ECalToEMGeVCalibration",
                                      self._outputEcalToEMGeV)
        self._writeProcessorParameter(output, self._marlinPandoraProcessor,
                                      "HCalToEMGeVCalibration",
                                      self._outputHcalToEMGeV)
예제 #2
0
class PandoraHadScaleStep(CalibrationStep) :
    def __init__(self) :
        CalibrationStep.__init__(self, "PandoraHadScale")
        self._marlin = None
        self._hadScaleCalibrator = None

        self._maxNIterations = 5
        self._ecalEnergyScaleAccuracy = 0.01
        self._hcalEnergyScaleAccuracy = 0.01
        self._kaon0LEnergy = 0

        # step input
        self._inputEcalToHadGeVBarrel = None
        self._inputEcalToHadGeVEndcap = None
        self._inputHcalToHadGeV = None

        # step output
        self._outputEcalToHadGeVBarrel = None
        self._outputEcalToHadGeVEndcap = None
        self._outputHcalToHadGeV = None
        
        # command line requirement
        self._requireSteeringFile()
        self._requireCompactFile()
        self._requireIterations()
        self._requireKaon0LFile()
        self._requireHCalAccuracy()
        self._requireECalAccuracy()

    def description(self):
        return "Calibrate the hadronic scale of the ecal and the hcal. Outputs the constants ECalToHadGeVCalibrationBarrel, ECalToHadGeVCalibrationEndCap and HCalToHadGeVCalibration"

    def readCmdLine(self, parsed) :
        # setup marlin
        self._marlin = Marlin(parsed.steeringFile)
        gearFile = self._manager.getGearConverter().convertToGear(parsed.compactFile)
        self._marlin.setGearFile(gearFile)
        self._marlin.setCompactFile(parsed.compactFile)
        self._marlin.setMaxRecordNumber(parsed.maxRecordNumber)
        self._marlin.setInputFiles(self._extractFileList(parsed.lcioKaon0LFile, "slcio"))

        self._maxNIterations = int(parsed.maxNIterations)
        self._ecalEnergyScaleAccuracy = float(parsed.ecalCalibrationAccuracy)
        self._hcalEnergyScaleAccuracy = float(parsed.hcalCalibrationAccuracy)
        self._kaon0LEnergy = parsed.kaon0LEnergy
        
        # setup pandora settings
        pandoraSettings = self._marlin.getProcessorParameter(self._marlinPandoraProcessor, "PandoraSettingsXmlFile")
        pandora = PandoraXML(pandoraSettings)
        pandora.setRemoveEnergyCorrections(True)
        newPandoraSettings = pandora.generateNewXmlFile()
        self._marlin.setProcessorParameter(self._marlinPandoraProcessor, "PandoraSettingsXmlFile", newPandoraSettings)

    def init(self, config) :

        self._cleanupElement(config)
        self._marlin.loadInputParameters(config)
        self._loadStepOutputs(config)
        
        if len(self._runProcessors):
            self._marlin.turnOffProcessorsExcept(self._runProcessors)

    def run(self, config) :
        # loop variables
        currentEcalPrecision = 0.
        currentHcalPrecision = 0.
        
        ecalRescaleFactor = 1.
        hcalRescaleFactor = 1.
        
        ecalRescaleFactorCumul = 1.
        hcalRescaleFactorCumul = 1.
        
        ecalAccuracyReached = False
        hcalAccuracyReached = False

        ecalToHadGeVBarrel = float(self._marlin.getProcessorParameter(self._marlinPandoraProcessor, "ECalToHadGeVCalibrationBarrel"))
        ecalToHadGeVEndcap = float(self._marlin.getProcessorParameter(self._marlinPandoraProcessor, "ECalToHadGeVCalibrationEndCap"))
        hcalToHadGeV = float(self._marlin.getProcessorParameter(self._marlinPandoraProcessor, "HCalToHadGeVCalibration"))
        
        hadScaleCalibrator = PandoraHadScaleCalibrator()
        hadScaleCalibrator.setKaon0LEnergy(self._kaon0LEnergy)
        
        for iteration in range(self._maxNIterations) :

            # readjust iteration parameters
            if not ecalAccuracyReached:
                ecalToHadGeVBarrel = ecalToHadGeVBarrel*ecalRescaleFactor
                ecalToHadGeVEndcap = ecalToHadGeVEndcap*ecalRescaleFactor
            
            if not hcalAccuracyReached:
                hcalToHadGeV = hcalToHadGeV*hcalRescaleFactor
                
            pfoAnalysisFile = "./PfoAnalysis_{0}_iter{1}.root".format(self._name, iteration)

            # run marlin ...
            self._marlin.setProcessorParameter(self._marlinPandoraProcessor, "ECalToHadGeVCalibrationBarrel", str(ecalToHadGeVBarrel))
            self._marlin.setProcessorParameter(self._marlinPandoraProcessor, "ECalToHadGeVCalibrationEndCap", str(ecalToHadGeVEndcap))
            self._marlin.setProcessorParameter(self._marlinPandoraProcessor, "HCalToHadGeVCalibration", str(hcalToHadGeV))
            self._marlin.setProcessorParameter(self._pfoAnalysisProcessor  , "RootFile", pfoAnalysisFile)
            self._marlin.run()

            # ... and calibration script
            hadScaleCalibrator.setRootFile(pfoAnalysisFile)
            hadScaleCalibrator.run()

            if not ecalAccuracyReached :
                newEcalKaon0LEnergy = hadScaleCalibrator.getEcalToHad()    
                ecalRescaleFactor = float(self._kaon0LEnergy) / newEcalKaon0LEnergy
                ecalRescaleFactorCumul = ecalRescaleFactorCumul*ecalRescaleFactor
                currentEcalPrecision = abs(1 - 1. / ecalRescaleFactor)
                
            if not hcalAccuracyReached :
                newHcalKaon0LEnergy = hadScaleCalibrator.getHcalToHad()
                hcalRescaleFactor = float(self._kaon0LEnergy) / newHcalKaon0LEnergy
                hcalRescaleFactorCumul = hcalRescaleFactorCumul*hcalRescaleFactor
                currentHcalPrecision = abs(1 - 1. / hcalRescaleFactor)

            # write down iteration results
            self._writeIterationOutput(config, iteration, 
                {"ecalPrecision" : currentEcalPrecision, 
                 "ecalRescale" : ecalRescaleFactor, 
                 "newEcalKaon0LEnergy" : newEcalKaon0LEnergy,
                 "hcalPrecision" : currentHcalPrecision, 
                 "hcalRescale" : hcalRescaleFactor, 
                 "newHcalKaon0LEnergy" : newHcalKaon0LEnergy})

            # are we accurate enough ??
            if currentEcalPrecision < self._ecalEnergyScaleAccuracy :
                ecalAccuracyReached = True
                self._outputEcalToHadGeVBarrel = ecalToHadGeVBarrel
                self._outputEcalToHadGeVEndcap = ecalToHadGeVEndcap

            # are we accurate enough ??
            if currentHcalPrecision < self._hcalEnergyScaleAccuracy :
                hcalAccuracyReached = True
                self._outputHcalToHadGeV = hcalToHadGeV
            
            if ecalAccuracyReached and hcalAccuracyReached :
                break

        if not ecalAccuracyReached or not hcalAccuracyReached :
            raise RuntimeError("{0}: Couldn't reach the user accuracy".format(self._name))


    def writeOutput(self, config) :
        output = self._getXMLStepOutput(config, create=True)
        self._writeProcessorParameter(output, self._marlinPandoraProcessor, "ECalToHadGeVCalibrationBarrel", self._outputEcalToHadGeVBarrel)
        self._writeProcessorParameter(output, self._marlinPandoraProcessor, "ECalToHadGeVCalibrationEndCap", self._outputEcalToHadGeVEndcap)
        self._writeProcessorParameter(output, self._marlinPandoraProcessor, "HCalToHadGeVCalibration", self._outputHcalToHadGeV)