#include <CastorCtdcUnpacker.h>

Public Member Functions
	CastorCtdcUnpacker (int sourceIdOffset, int beg, int end)
	for normal data
void	unpack (const FEDRawData &raw, const CastorElectronicsMap &emap, CastorRawCollections &conts, HcalUnpackerReport &report)
Private Attributes
int	endSample_
	last sample from fed raw data to copy (if present)
int	sourceIdOffset_
	number to subtract from the source id to get the dcc id
int	startSample_
	first sample from fed raw data to copy
std::set< CastorElectronicsId >	unknownIds_
std::set< CastorElectronicsId >	unknownIdsTrig_
	Recorded to limit number of times a log message is generated.

Detailed Description

Definition at line 14 of file CastorCtdcUnpacker.h.

Constructor & Destructor Documentation

CastorCtdcUnpacker::CastorCtdcUnpacker	(	int	sourceIdOffset,
		int	beg,
		int	end
	)

for normal data

Definition at line 12 of file CastorCtdcUnpacker.cc.

References end, endSample_, CastorDataFrame::MAXSAMPLES, and startSample_.

                                                                           : sourceIdOffset_(sourceIdOffset)
{
 if ( beg >= 0 && beg <= CastorDataFrame::MAXSAMPLES -1 ) {
        startSample_ = beg;
 } else {
        startSample_ = 0;
 }
 if ( end >= 0 && end <= CastorDataFrame::MAXSAMPLES -1 && end >= beg ) {
        endSample_ = end;
 } else {
        endSample_ = CastorDataFrame::MAXSAMPLES -1;
 }
}

Member Function Documentation

void CastorCtdcUnpacker::unpack	(	const FEDRawData &	raw,
		const CastorElectronicsMap &	emap,
		CastorRawCollections &	conts,
		HcalUnpackerReport &	report
	)

work through all channels

Definition at line 27 of file CastorCtdcUnpacker.cc.

References CastorRawCollections::castorCont, CastorCORData::CHANNELS_PER_SPIGOT, CastorCORData::check(), HcalUnpackerReport::countSpigotFormatError(), HcalUnpackerReport::countUnmappedDigi(), FEDRawData::data(), endSample_, newFWLiteAna::found, CastorCORData::getNPS(), CastorCTDCHeader::getSourceId(), CastorCTDCHeader::getSpigotData(), CastorCTDCHeader::getSpigotPresent(), CastorCORData::isHistogramEvent(), CastorElectronicsMap::lookup(), CastorCORData::MAXIMUM_SAMPLES_PER_CHANNEL, CastorDataFrame::setPresamples(), CastorDataFrame::setSample(), CastorDataFrame::setSize(), FEDRawData::size(), sourceIdOffset_, CastorCTDCHeader::SPIGOT_COUNT, startSample_, unknownIds_, and CastorCORData::unpack().

Referenced by CastorRawToDigi::produce().

                                                                                   {

  if (raw.size()<16) {
    edm::LogWarning("Invalid Data") << "Empty/invalid DCC data, size = " << raw.size();
    return;
  }

  // get the CTDC header
  const CastorCTDCHeader* ctdcHeader=(const CastorCTDCHeader*)(raw.data());
  int ctdcid=ctdcHeader->getSourceId()-sourceIdOffset_;

  // space for unpacked data from one COR
  std::vector<unsigned short> precdata(CastorCORData::CHANNELS_PER_SPIGOT*CastorCORData::MAXIMUM_SAMPLES_PER_CHANNEL);
  std::vector<unsigned short> trigdata(CastorCORData::CHANNELS_PER_SPIGOT*CastorCORData::MAXIMUM_SAMPLES_PER_CHANNEL);
  std::vector<unsigned char>  preclen(CastorCORData::CHANNELS_PER_SPIGOT);
  std::vector<unsigned char>  triglen(CastorCORData::CHANNELS_PER_SPIGOT);
  
  // walk through the COR data...
  CastorCORData cor;
  for (int spigot=0; spigot<CastorCTDCHeader::SPIGOT_COUNT; spigot++) {
    if (!ctdcHeader->getSpigotPresent(spigot)) continue;

    int retval=ctdcHeader->getSpigotData(spigot,cor,raw.size());
    if (retval!=0) {
      if (retval==-1) {
        edm::LogWarning("Invalid Data") << "Invalid COR data (data beyond payload size) observed on spigot " << spigot << " of CTDC with source id " << ctdcHeader->getSourceId();
        report.countSpigotFormatError();
      }
      continue;
    }
    // check
    if (!cor.check()) {
      edm::LogWarning("Invalid Data") << "Invalid COR data observed on spigot " << spigot << " of CTDC with source id " << ctdcHeader->getSourceId();
      report.countSpigotFormatError();
      continue;
    }
    if (cor.isHistogramEvent()) {
      edm::LogWarning("Invalid Data") << "Histogram data passed to non-histogram unpacker on spigot " << spigot << " of CTDC with source id " << ctdcHeader->getSourceId();
      continue;

    }
    // calculate "real" number of presamples
    int nps=cor.getNPS()-startSample_;

    // new: do not use get pointers .. instead make use of CastorCORData::unpack   

     cor.unpack(&(preclen[0]),&(precdata[0]),
                            &(triglen[0]),&(trigdata[0]));
 
    
   int ichan;
   for ( ichan = 0; ichan<CastorCORData::CHANNELS_PER_SPIGOT; ichan++) {
           if ( preclen[ichan] == 0 || preclen[ichan] & 0xc0 ) continue;
                int fiber = ichan/3;
                int fiberchan = ichan%3;
        // lookup the right channel
            CastorElectronicsId partialEid(fiberchan,fiber+1,spigot,ctdcid);
            // does this partial id exist?
            CastorElectronicsId eid;
            HcalGenericDetId did;
            bool found;
            found = emap.lookup(partialEid,eid,did);

                if (found) {                    
                        CastorDataFrame digi = CastorDataFrame(HcalCastorDetId(did));
                        // set parameters - presamples
                        digi.setPresamples(nps);

                        int ntaken = 0;
                        for ( int sample = startSample_; sample <= endSample_; sample++ ) {
                                        digi.setSample(ntaken,precdata[ichan*CastorCORData::MAXIMUM_SAMPLES_PER_CHANNEL+sample]);
                                        ntaken++;
                        }
                        digi.setSize(ntaken);
                        colls.castorCont->push_back(digi);                      
                } else {
                        report.countUnmappedDigi();
                        if (unknownIds_.find(partialEid)==unknownIds_.end()) {
                          edm::LogWarning("CASTOR") << "CastorCtdcUnpacker: No match found for electronics partialEid :" << partialEid;
                          unknownIds_.insert(partialEid);
                    }
                }
    }

  }
}