#include <SiStripFEDEmulator.h>

Public Member Functions
	FEDEmulator ()
uint32_t	fedIndex (const uint16_t aFedChannel)
void	fillMedians (const std::map< uint32_t, std::vector< uint32_t > >::const_iterator &meds)
void	fillNoises (const edm::DetSetVector< SiStripProcessedRawDigi >::const_iterator &noise)
void	fillPeds (const edm::DetSetVector< SiStripRawDigi >::const_iterator &peds)
void	initialise (const bool byModule)
void	initialiseModule (const uint32_t aDetId, const uint32_t aNPairs, const uint32_t aPair)
void	print (std::ostream &aOs)
void	printMeds (std::ostream &aOs)
void	printNoises (std::ostream &aOs)
void	printPeds (std::ostream &aOs)
void	retrieveNoises (const edm::ESHandle< SiStripNoises > &aHandle)
void	retrievePedestals (const edm::ESHandle< SiStripPedestals > &aHandle)
void	subtractCM (const std::vector< SiStripRawDigi > &pedSubtrDetSetData, std::vector< SiStripRawDigi > &cmSubtrDetSetData)
void	subtractPedestals (const edm::DetSetVector< SiStripRawDigi >::const_iterator &inputChannel, std::vector< SiStripRawDigi > &pedsDetSetData, std::vector< SiStripProcessedRawDigi > &noiseDetSetData, std::vector< SiStripRawDigi > &pedSubtrDetSetData, std::vector< uint32_t > &medsDetSetData, const bool fillApvsForCM)
void	zeroSuppress (const std::vector< SiStripRawDigi > &cmSubtrDetSetData, edm::DetSet< SiStripDigi > &zsDetSetData, const std::auto_ptr< SiStripRawProcessingAlgorithms > &algorithms)
	~FEDEmulator ()
Private Attributes
bool	byModule_
uint32_t	detId_
uint32_t	maxStrip_
std::vector< uint32_t >	medians_
uint32_t	minStrip_
std::vector< float >	noises_
uint32_t	nPairs_
uint32_t	pair_
std::vector< int >	pedestals_
Static Private Attributes
static const char *	messageLabel_ = "SiStripFEDEmulator"

Detailed Description

Definition at line 35 of file SiStripFEDEmulator.h.

Constructor & Destructor Documentation

sistrip::FEDEmulator::FEDEmulator ( )

Definition at line 14 of file SiStripFEDEmulator.cc.

References byModule_, detId_, maxStrip_, medians_, minStrip_, noises_, nPairs_, pair_, and pedestals_.

                           {
    byModule_ = false;
    minStrip_ = 0;
    maxStrip_ = 0;
    pedestals_.clear();
    noises_.clear();
    medians_.clear();

    detId_ = 0;
    nPairs_ = 0;
    pair_ = 0;

  }

sistrip::FEDEmulator::~FEDEmulator ( )

Definition at line 30 of file SiStripFEDEmulator.cc.

                            {

  }

Member Function Documentation

uint32_t sistrip::FEDEmulator::fedIndex ( const uint16_t aFedChannel )

void sistrip::FEDEmulator::fillMedians ( const std::map< uint32_t, std::vector< uint32_t > >::const_iterator & meds )

Definition at line 234 of file SiStripFEDEmulator.cc.

References begin, end, and medians_.

                                                                                               {
    std::vector<uint32_t>::const_iterator iApv = (meds->second).begin();
    for ( ; iApv != (meds->second).end(); ++iApv) {
      medians_.push_back(*iApv);
    }
  }

void sistrip::FEDEmulator::fillNoises ( const edm::DetSetVector< SiStripProcessedRawDigi >::const_iterator & noise )

Definition at line 227 of file SiStripFEDEmulator.cc.

References edm::DetSetVector< T >::begin(), edm::DetSetVector< T >::end(), and noises_.

                                                                                                   {
    for (edm::DetSet<SiStripProcessedRawDigi>::const_iterator iApv = noises->begin(); 
         iApv != noises->end(); ++iApv) {
      noises_.push_back(iApv->adc());
    }
  }

void sistrip::FEDEmulator::fillPeds ( const edm::DetSetVector< SiStripRawDigi >::const_iterator & peds )

Definition at line 220 of file SiStripFEDEmulator.cc.

References edm::DetSetVector< T >::begin(), edm::DetSetVector< T >::end(), and pedestals_.

                                                                                      {
    for (edm::DetSet<SiStripRawDigi>::const_iterator iApv = peds->begin(); 
         iApv != peds->end(); ++iApv) {
      pedestals_.push_back(iApv->adc());
    }
  }

void sistrip::FEDEmulator::initialise ( const bool byModule )

Definition at line 34 of file SiStripFEDEmulator.cc.

References MeasureLA_cff::byModule, byModule_, medians_, noises_, and pedestals_.

Referenced by sistrip::FEDEmulatorModule::FEDEmulatorModule().

  {
    byModule_ = byModule;
    pedestals_.clear();
    noises_.clear();
    medians_.clear();
  }

void sistrip::FEDEmulator::initialiseModule	(	const uint32_t	aDetId,
		const uint32_t	aNPairs,
		const uint32_t	aPair
	)

Definition at line 42 of file SiStripFEDEmulator.cc.

References byModule_, detId_, maxStrip_, medians_, minStrip_, noises_, nPairs_, pair_, pedestals_, and sistrip::STRIPS_PER_FEDCH.

Referenced by sistrip::FEDEmulatorModule::produce().

  {
    detId_ = aDetId;
    nPairs_ = aNPairs;
    pair_ = aPair;

    minStrip_ = 0;
    maxStrip_ = nPairs_*sistrip::STRIPS_PER_FEDCH;
    if (!byModule_) {
      minStrip_ = sistrip::STRIPS_PER_FEDCH*pair_;
      maxStrip_ = sistrip::STRIPS_PER_FEDCH*(pair_+1);
    }

    //need resize because it will not be filled by push_back...
    pedestals_.clear();
    pedestals_.resize(nPairs_*sistrip::STRIPS_PER_FEDCH);

    noises_.clear();
    noises_.resize(nPairs_*sistrip::STRIPS_PER_FEDCH);

    medians_.clear();
    medians_.reserve(nPairs_*2);

  }

void sistrip::FEDEmulator::print ( std::ostream & aOs )

Definition at line 241 of file SiStripFEDEmulator.cc.

References byModule_, detId_, maxStrip_, medians_, minStrip_, noises_, nPairs_, pair_, and pedestals_.

                                          {
    aOs << "===============================" << std::endl
        << " ===== FEDEmulator::print =====" << std::endl
        << " === byModule = " << byModule_ << std::endl
        << " === minStrip = " << minStrip_ << std::endl
        << " === maxStrip = " << maxStrip_ << std::endl
        << " === size of pedestals = " << pedestals_.size() << std::endl
        << " === size of noises = " << noises_.size() << std::endl
        << " === size of medians = " << medians_.size() << std::endl
        << " === detId = " << detId_ << std::endl
        << " === nPairs = " << nPairs_ << std::endl
        << " === pair = " << pair_ << std::endl
        << "===============================" << std::endl;
  }

void sistrip::FEDEmulator::printMeds ( std::ostream & aOs )

Definition at line 277 of file SiStripFEDEmulator.cc.

References i, and medians_.

                                              {
    aOs << "=========================================" << std::endl
        << " ===== FEDEmulator::printMedians =====" << std::endl;
    for (unsigned int i(0); i<medians_.size(); i++){
      if (i%32 == 0) aOs << std::endl;
      aOs << medians_[i] << " " ;
    }
    aOs << "=========================================" << std::endl;
  }

void sistrip::FEDEmulator::printNoises ( std::ostream & aOs )

Definition at line 267 of file SiStripFEDEmulator.cc.

References i, and noises_.

                                                {
    aOs << "=========================================" << std::endl
        << " ===== FEDEmulator::printNoises =====" << std::endl;
    for (unsigned int i(0); i<noises_.size(); i++){
      if (i%32 == 0) aOs << std::endl;
      aOs << noises_[i] << " " ;
    }
    aOs << "=========================================" << std::endl;
  }

void sistrip::FEDEmulator::printPeds ( std::ostream & aOs )

Definition at line 257 of file SiStripFEDEmulator.cc.

References i, and pedestals_.

                                              {
    aOs << "=========================================" << std::endl
        << " ===== FEDEmulator::printPedestals =====" << std::endl;
    for (unsigned int i(0); i<pedestals_.size(); i++){
      if (i%32 == 0) aOs << std::endl;
      aOs << pedestals_[i] << " " ;
    }
    aOs << "=========================================" << std::endl;
  }

void sistrip::FEDEmulator::retrieveNoises ( const edm::ESHandle< SiStripNoises > & aHandle )

Definition at line 82 of file SiStripFEDEmulator.cc.

References detId_, alignCSCRings::e, messageLabel_, noises_, and cms::Exception::what().

Referenced by sistrip::FEDEmulatorModule::produce().

                                                                            {
    try {
      SiStripNoises::Range noisesRange = aHandle->getRange(detId_);
      aHandle->allNoises(noises_,noisesRange);
    }
    catch(const cms::Exception& e) {
      LogError(messageLabel_) << " Something wrong whilst getting noises: size = " 
                                          << noises_.size() << " detId = " 
                                          << detId_ << std::endl << e.what();
      //throw cms::Exception("ProductNotFound") << "Problem with noises..." ;
    }
  }//end of retrieveNoises method.

void sistrip::FEDEmulator::retrievePedestals ( const edm::ESHandle< SiStripPedestals > & aHandle )

Definition at line 69 of file SiStripFEDEmulator.cc.

References detId_, alignCSCRings::e, messageLabel_, pedestals_, and cms::Exception::what().

Referenced by sistrip::FEDEmulatorModule::produce().

                                                                                  {
    try {
      SiStripPedestals::Range pedestalsRange = aHandle->getRange(detId_);
      aHandle->allPeds(pedestals_,pedestalsRange);
    }
    catch(const cms::Exception& e) {
      LogError(messageLabel_) << " Something wrong whilst getting pedestals: size = " 
                                          << pedestals_.size() << " detId = " 
                                          << detId_ << std::endl << e.what();
      //throw cms::Exception("ProductNotFound") << "Problem with pedestals..." ;
    }
  }//end of retrievePedestals method.

void sistrip::FEDEmulator::subtractCM	(	const std::vector< SiStripRawDigi > &	pedSubtrDetSetData,
		std::vector< SiStripRawDigi > &	cmSubtrDetSetData
	)

Definition at line 179 of file SiStripFEDEmulator.cc.

References maxStrip_, medians_, minStrip_, sistrip::STRIPS_PER_APV, and relativeConstraints::value.

Referenced by sistrip::FEDEmulatorModule::produce().

  {
    //subtract Medians
    std::vector<SiStripRawDigi>::const_iterator lDigi = pedSubtrDetSetData.begin();
    uint32_t lCount = 0;

    for (uint32_t st = minStrip_; st < maxStrip_; st++) {
      uint32_t lApvNum = static_cast<uint32_t>(lCount*1./sistrip::STRIPS_PER_APV);
      
      int value = lDigi->adc() - medians_.at(lApvNum);
      if (value < 0) {
        //FED doesn't handle negative values
        value = 0;
      }
      cmSubtrDetSetData.push_back(SiStripRawDigi(static_cast<uint16_t>(value)));

      ++lDigi;
      lCount++;
    }

  }

void sistrip::FEDEmulator::subtractPedestals	(	const edm::DetSetVector< SiStripRawDigi >::const_iterator &	inputChannel,
		std::vector< SiStripRawDigi > &	pedsDetSetData,
		std::vector< SiStripProcessedRawDigi > &	noiseDetSetData,
		std::vector< SiStripRawDigi > &	pedSubtrDetSetData,
		std::vector< uint32_t > &	medsDetSetData,
		const bool	fillApvsForCM
	)

Definition at line 95 of file SiStripFEDEmulator.cc.

References edm::DetSetVector< T >::begin(), detId_, edm::DetSetVector< T >::end(), LogDebug, maxStrip_, medians_, messageLabel_, minStrip_, noises_, nPairs_, pedestals_, edm::DetSet< T >::push_back(), and sistrip::STRIPS_PER_APV.

Referenced by sistrip::FEDEmulatorModule::produce().

  {

    edm::DetSet<SiStripRawDigi>::const_iterator digi_it = inputChannel->begin();
    uint32_t lCount = 0;
    std::vector<std::vector<uint16_t> > apvs;
    apvs.reserve(nPairs_*2);

    //subtract pedestals and fill apv vector 
    //for median calculation
    //in a module, 256*nPairs, but here we are dealing
    //channel by channel, so 256 values at a time in the pedestal object.
    //reordered = 0-127 APV0 128-255 APV1

    std::vector<uint16_t> apvVec;;
    apvVec.reserve(sistrip::STRIPS_PER_APV);
      
    for (uint32_t st = minStrip_; st < maxStrip_; st++) {
      uint16_t ped = static_cast<uint16_t>(pedestals_[st]);
      pedsDetSetData.push_back(SiStripRawDigi(ped));

      float noise = noises_[st];
      noiseDetSetData.push_back(SiStripProcessedRawDigi(noise));
    
      if (digi_it == inputChannel->end()) {
        LogError(messageLabel_) << " Error, end of inputchannel reached for detid " << detId_ << "! Processed " << lCount << " strips." << std::endl;
        break;
      }
    
      int lVal = digi_it->adc() - ped;
      if (lVal < 0) {
        if (digi_it->adc()>0) LogDebug(messageLabel_) << " Negative value after pedestal subtraction ! Detid = " << detId_ << ", strip " << st << ", digi = " << digi_it->adc() << ", ped = " << ped << std::endl;
        lVal = 0;
      }
      pedSubtrDetSetData.push_back( SiStripRawDigi(static_cast<uint16_t>(lVal)) );

      
      if (fillApvsForCM) {
        apvVec.push_back( static_cast<uint16_t>(lVal) );
      }
      
      lCount++;
      ++digi_it;
      
      if (lCount%sistrip::STRIPS_PER_APV == 0 && fillApvsForCM) {
        if (apvVec.size()) apvs.push_back(apvVec);
        apvVec.clear();
        apvVec.reserve(sistrip::STRIPS_PER_APV);
      }
      
    }//end of loop over strips
    
    if (fillApvsForCM){
      if (apvs.size() != nPairs_*2) {
        LogError(messageLabel_) << " Error, wrong output size for median calculation for detid " << detId_ << "! Processed " << apvs.size() << " APVs." << std::endl;
      }

      //calculate common mode values
      for (uint32_t iapv(0); iapv<apvs.size(); iapv++){
        std::vector<uint16_t> lVec = apvs[iapv];

        std::vector<uint16_t>::iterator mid = lVec.begin() + (lVec.size()/2 - 1);
        std::nth_element(lVec.begin(), mid, lVec.end());

        //std::sort(lVec.begin(),lVec.end());
        //get the 64th element
        //if (*mid != lVec.at(63)) exit(0);
        //medians_.push_back(lVec.at(63));
        //medsDetSetData.push_back(lVec.at(63));
        medians_.push_back(*mid);
        medsDetSetData.push_back(*mid);
    
      }
    }

  }//end of FEDEmulator::subtractPedestals method.

void sistrip::FEDEmulator::zeroSuppress	(	const std::vector< SiStripRawDigi > &	cmSubtrDetSetData,
		edm::DetSet< SiStripDigi > &	zsDetSetData,
		const std::auto_ptr< SiStripRawProcessingAlgorithms > &	algorithms
	)

Definition at line 202 of file SiStripFEDEmulator.cc.

References SiStripRawDigi::adc().

Referenced by sistrip::FEDEmulatorModule::produce().

  {
    //transform the input digis to a vector of integers
    std::vector<int16_t> cmSubtrRawDigis;
    transform(cmSubtrDetSetData.begin(), 
              cmSubtrDetSetData.end(),
              back_inserter(cmSubtrRawDigis),
              boost::bind(&SiStripRawDigi::adc ,_1)
              );
    algorithms->suppressor->suppress(cmSubtrRawDigis, 0,
                                     zsDetSetData);
    
  }//end of FEDEmulator::zeroSuppress method.