CSCCFEBData Class Reference

#include <CSCCFEBData.h>

Public Member Functions
unsigned	adcCounts (unsigned layer, unsigned channel, unsigned timeBin) const
unsigned	adcOverflow (unsigned layer, unsigned channel, unsigned timeBin) const
void	add (const CSCStripDigi &, int layer)
unsigned	boardNumber () const
bool	check () const
	makes sure each time slice has a trailer More...
unsigned	controllerData (unsigned uglay, unsigned ugchan, unsigned timeBin) const
	CSCCFEBData (unsigned boardNumber, unsigned short *buf)
	read from an existing data stream. More...
	CSCCFEBData (unsigned boardNumber, bool sixteenSamples)
	create, More...
unsigned short *	data ()
void	digis (uint32_t idlayer, std::vector< CSCStripDigi > &result)
	faster way to get to digis More...
std::vector< CSCStripDigi >	digis (unsigned idlayer)
unsigned	errorstat (unsigned layer, unsigned channel, unsigned timeBin) const
unsigned	nTimeSamples () const
unsigned	overlappedSampleFlag (unsigned layer, unsigned channel, unsigned timeBin) const
void	setBoardNumber (int cfeb)
unsigned	sizeInWords () const
CSCCFEBStatusDigi	statusDigi () const
	returns one status digi per cfeb More...
std::vector< std::vector < CSCStripDigi > >	stripDigis ()
	deprecated. Use the above method. More...
const CSCCFEBTimeSlice *	timeSlice (unsigned i) const
	count from 0. User should check if it's a bad slice More...

Static Public Member Functions
static void	selfTest ()

Private Attributes
unsigned	boardNumber_
std::vector< uint16_t >	bWords
unsigned short	theData [1600]
unsigned	theNumberOfSamples
int	theSize
	in words More...
std::vector< std::pair< int, bool > >	theSliceStarts

Friends
std::ostream &	operator<< (std::ostream &os, const CSCCFEBData &)

Detailed Description

Definition at line 14 of file CSCCFEBData.h.

Constructor & Destructor Documentation

CSCCFEBData::CSCCFEBData	(	unsigned	boardNumber,
		unsigned short *	buf
	)

read from an existing data stream.

Definition at line 11 of file CSCCFEBData.cc.

References bWords, CSCBadCFEBTimeSlice::check(), CSCCFEBTimeSlice::check(), CSCBadCFEBWord::data(), LogTrace, pos, CSCCFEBTimeSlice::sixteenSamples(), CSCBadCFEBTimeSlice::sizeInWords(), CSCCFEBTimeSlice::sizeInWords(), theData, theNumberOfSamples, theSize, theSliceStarts, and CSCBadCFEBTimeSlice::word().

  : theSize(0), boardNumber_(number), theNumberOfSamples(0) {
  // I may be grabbing too many words, but that's OK
  // parse for time slices
  unsigned pos = 0;
  // to be set later
  unsigned maxSamples = 8;
  theSliceStarts.reserve(8);
  while(theNumberOfSamples < maxSamples) {
    // first see if it's a bad slice
    CSCBadCFEBTimeSlice * badSlice
      = reinterpret_cast<CSCBadCFEBTimeSlice *>(buf+pos);
    if(badSlice->check()) {
      //show that a bad slice starts here
      theSliceStarts.push_back(std::pair<int, bool>(pos, false));
      pos += badSlice->sizeInWords();
      //store bad word for status digis
      bWords.push_back(badSlice->word(1).data()); //all 4 words are assumed identical so saving #1 only  
    } 
    else {
      // OK.  Maybe it's good.
      CSCCFEBTimeSlice * goodSlice 
    = reinterpret_cast<CSCCFEBTimeSlice *>(buf+pos);
      if(goodSlice->check()) {
    // show that a good slice starts here
    theSliceStarts.push_back(std::pair<int, bool>(pos, true));
    // it will just be an array of CSCCFEBTimeSlices, so we'll
    // grab the number of time slices from the first good one
    maxSamples =   goodSlice->sixteenSamples() ? 16 : 8;
    pos += goodSlice->sizeInWords();
      } 
      else {
    LogTrace ("CSCCFEBData|CSCRawToDigi") 
      << "CORRUPT CFEB DATA slice " << theNumberOfSamples << std::hex << " " 
      << *(buf+pos+3) << " " << *(buf+pos+2) << " "  << *(buf+pos+1) << " "<< *(buf+pos);
    //ok slice is bad but try another one at 100 words after it
        theSliceStarts.push_back(std::pair<int, bool>(pos, false));
    pos += 100;
      }
    }
    ++theNumberOfSamples;
  }
  theSize = pos;
  memcpy(theData, buf, theSize*2);
}

CSCCFEBData::CSCCFEBData	(	unsigned	boardNumber,
		bool	sixteenSamples
	)

create,

Definition at line 58 of file CSCCFEBData.cc.

References i, pos, CSCCFEBTimeSlice::setControllerWord(), theData, theNumberOfSamples, theSize, theSliceStarts, and CSCCFEBSCAControllerWord::ts_flag.

: boardNumber_(number), theNumberOfSamples(sixteenSamples ? 16 : 8)
{
  theSliceStarts.reserve(theNumberOfSamples);

  // fill the SCA controller words
  CSCCFEBSCAControllerWord scaWord;
  scaWord.ts_flag = sixteenSamples;

  // make a template slice to copy into theData buffer
  CSCCFEBTimeSlice slice;
  slice.setControllerWord(scaWord);

  for(unsigned i = 0; i < theNumberOfSamples; ++i) 
    {
      unsigned short * pos = theData+i*100;
      memcpy(pos, &slice, 200);
      theSliceStarts.push_back(std::pair<int,bool>(i*100, true));
    }
  theSize = theNumberOfSamples*100;
}

Member Function Documentation

unsigned CSCCFEBData::adcCounts	(	unsigned	layer,
		unsigned	channel,
		unsigned	timeBin
	)		const

Definition at line 114 of file CSCCFEBData.cc.

References CSCCFEBDataWord::adcCounts, query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

Referenced by operator<<().

{
  unsigned result = 0;
  const CSCCFEBTimeSlice * slice = timeSlice(timeBin);
  // zero is returned for bad slices
  if(slice) result = slice->timeSample(layer, channel)->adcCounts;
  return result;
}

unsigned CSCCFEBData::adcOverflow	(	unsigned	layer,
		unsigned	channel,
		unsigned	timeBin
	)		const

Definition at line 122 of file CSCCFEBData.cc.

References CSCCFEBDataWord::adcOverflow, query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

{
  unsigned result = 0;
  const CSCCFEBTimeSlice * slice = timeSlice(timeBin);
  // zero is returned for bad slices
  if(slice) result = slice->timeSample(layer, channel)->adcOverflow;
  return result;
}

void CSCCFEBData::add	(	const CSCStripDigi &	digi,
		int	layer
	)

=VB= Set CRC value for simulated data

Definition at line 80 of file CSCCFEBData.cc.

References CSCCFEBDataWord::adcCounts, CSCStripDigi::getADCCounts(), CSCStripDigi::getStrip(), theNumberOfSamples, CSCCFEBTimeSlice::timeSample(), timeSlice(), and relativeConstraints::value.

Referenced by CSCEventData::add().

{
  std::vector<int> scaCounts =  digi.getADCCounts();
  for(unsigned itime = 0; itime < theNumberOfSamples; ++itime) 
    {
      unsigned channel = (digi.getStrip()-1) % 16 + 1;
      unsigned value = scaCounts[itime] & 0xFFF; // 12-bit
      // assume it's good, since we're working with simulation
      const CSCCFEBTimeSlice * slice = timeSlice(itime);
      assert(slice != 0);
      slice->timeSample(layer, channel)->adcCounts = value;
      ((CSCCFEBTimeSlice *)slice)->setCRC();
    }
}

unsigned CSCCFEBData::boardNumber ( ) const

inline

Definition at line 48 of file CSCCFEBData.h.

References boardNumber_.

{return boardNumber_;}

bool CSCCFEBData::check

(

)

const

makes sure each time slice has a trailer

Definition at line 290 of file CSCCFEBData.cc.

References i, query::result, theNumberOfSamples, and timeSlice().

Referenced by cscdqm::EventProcessor::processCSC().

{
  bool result = true;
  for(unsigned i = 0; i < theNumberOfSamples; ++i) 
    {
      const CSCCFEBTimeSlice * slice = timeSlice(i);
      if(slice==0 || !timeSlice(i)->check()) result = false;
    }
  return result;
}

unsigned CSCCFEBData::controllerData	(	unsigned	uglay,
		unsigned	ugchan,
		unsigned	timeBin
	)		const

Definition at line 131 of file CSCCFEBData.cc.

References CSCCFEBDataWord::controllerData, query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

Referenced by digis().

{

// The argument notation is
// uglay = un-Gray Coded layer index 1-6
// ugchan = un-Gray Coded channel index 1-16
// The point being that the SCAC is serially encoded directly in the data stream (without Gray Coding)
// so the layer and channel indexes here are just the direct ordering into the data stream.

  unsigned result = 0;
  const CSCCFEBTimeSlice * slice = timeSlice(timeBin);
  // zero is returned for bad slices
  if(slice) result = slice->timeSample( (ugchan-1)*6+uglay-1 )->controllerData;
  return result;
}

unsigned short* CSCCFEBData::data ( )

inline

Definition at line 46 of file CSCCFEBData.h.

References theData.

{return theData;}

void CSCCFEBData::digis	(	uint32_t	idlayer,
		std::vector< CSCStripDigi > &	result
	)

faster way to get to digis

Fill strip digis for layer with raw detid = idlayer WARNING: these digis have no comparator information.

for bad or missing data word will be zero

Definition at line 202 of file CSCCFEBData.cc.

References CSCCFEBDataWord::adcCounts, CSCCFEBDataWord::adcOverflow, boardNumber_, controllerData(), CSCDetId, CSCDetId::endcap(), CSCCFEBDataWord::errorstat, CSCDetId::layer(), LogTrace, nTimeSamples(), muon::overlap(), CSCCFEBDataWord::overlappedSampleFlag, CSCDetId::ring(), CSCDetId::station(), strip(), CSCCFEBTimeSlice::timeSample(), timeSlice(), and SurfaceOrientation::zplus.

Referenced by digis(), stripDigis(), and CSCEventData::stripDigis().

{
  
  // assert(layer>0 && layer <= 6);

  LogTrace("CSCCFEBData|CSCRawToDigi") << "nTimeSamples in CSCCFEBData::digis = " << nTimeSamples();
  if (nTimeSamples()==0) {
     LogTrace("CSCCFEBData|CSCRawToDigi") << "nTimeSamples is zero - CFEB data corrupt?";
     return;
  }

  result.reserve(16);

  std::vector<int> sca(nTimeSamples());
  std::vector<uint16_t> overflow(nTimeSamples());
  std::vector<uint16_t> overlap(nTimeSamples());
  std::vector<uint16_t> errorfl(nTimeSamples());

  bool me1a = (CSCDetId::station(idlayer)==1) && (CSCDetId::ring(idlayer)==4);
  bool zplus = (CSCDetId::endcap(idlayer) == 1); 
  bool me1b = (CSCDetId::station(idlayer)==1) && (CSCDetId::ring(idlayer)==1);
  
  unsigned layer = CSCDetId::layer(idlayer);

  std::vector<uint16_t> l1a_phase(nTimeSamples());
  for(unsigned itime = 0; itime < nTimeSamples(); ++itime) {
    l1a_phase[itime] = controllerData(layer, 13, itime); // will be zero if timeslice bad
    LogTrace("CSCCFEBData|CSCRawToDigi") << CSCDetId(idlayer) << " time sample " << itime+1 << " l1a_phase = " << controllerData(layer, 13, itime);
    LogTrace("CSCCFEBData|CSCRawToDigi") << CSCDetId(idlayer) << " time sample " << itime+1 << " lct_phase = " << controllerData(layer, 14, itime);
    LogTrace("CSCCFEBData|CSCRawToDigi") << CSCDetId(idlayer) << " time sample " << itime+1 << " # samples = " << controllerData(layer, 16, itime);
  };

  for(unsigned ichannel = 1; ichannel <= 16; ++ichannel)
    {
      // What is the point of testing here? Move it outside this loop
      //      if (nTimeSamples()==0)
      //    {
      //      LogTrace("CSCCFEBData|CSCRawToDigi") << "nTimeSamples is zero - CFEB data corrupt?";
      //      break;
      //    }
      
      for(unsigned itime = 0; itime < nTimeSamples(); ++itime)
    {
      const CSCCFEBTimeSlice * slice = timeSlice(itime);
      if (slice)
        {
          CSCCFEBDataWord * word;
          word = slice->timeSample(layer, ichannel);
          if (word)
        {  
          sca[itime] = word->adcCounts;
          overflow[itime] = word->adcOverflow;
          overlap[itime] = word->overlappedSampleFlag;
          errorfl[itime] = word->errorstat;

          // Stick the l1a_phase bit into 'overlap' too (so we can store it in CSCStripDigi
          // without changing CSCStripDigi format). 
          // Put it in the 9th bit of the overlap word which is only 1-bit anyway.
                  overlap[itime] = (( l1a_phase[itime] & 0x1 ) << 8 ) | ( word->overlappedSampleFlag & 0x1 );
        }
        }
    }
      if (sca.empty())
    {
      LogTrace("CSCCFEBData|CSCRawToDigi") << "ADC counts empty - CFEB data corrupt?";
      break;
    }
      int strip = ichannel + 16*boardNumber_;
      if ( me1a ) strip = strip%64; // reset 65-80 to 1-16 digi
      if ( me1a && zplus ) { strip = 17-strip; } // 1-16 -> 16-1 
      if ( me1b && !zplus) { strip = 65 - strip;} // 1-64 -> 64-1 ...
      result.push_back(CSCStripDigi(strip, sca, overflow, overlap, errorfl));
    } 
}

std::vector< CSCStripDigi > CSCCFEBData::digis

(

unsigned

idlayer

)

Definition at line 279 of file CSCCFEBData.cc.

References digis(), and query::result.

{
  //assert(layer>0 && layer <= 6);
  std::vector<CSCStripDigi> result;
  uint32_t layer= idlayer;
  digis(layer, result);
  return result;
}

unsigned CSCCFEBData::errorstat	(	unsigned	layer,
		unsigned	channel,
		unsigned	timeBin
	)		const

Definition at line 155 of file CSCCFEBData.cc.

References CSCCFEBDataWord::errorstat, query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

{
  unsigned result = 0;
  const CSCCFEBTimeSlice * slice = timeSlice(timeBin);
  // zero is returned for bad slices
  if(slice) result = slice->timeSample(layer, channel)->errorstat;
  return result;
}

unsigned CSCCFEBData::nTimeSamples ( ) const

inline

Definition at line 21 of file CSCCFEBData.h.

References theNumberOfSamples.

Referenced by digis(), operator<<(), and statusDigi().

{ return theNumberOfSamples;}

unsigned CSCCFEBData::overlappedSampleFlag	(	unsigned	layer,
		unsigned	channel,
		unsigned	timeBin
	)		const

Definition at line 147 of file CSCCFEBData.cc.

References CSCCFEBDataWord::overlappedSampleFlag, query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

{
  unsigned result = 0;
  const CSCCFEBTimeSlice * slice = timeSlice(timeBin);
  // zero is returned for bad slices
  if(slice) result = slice->timeSample(layer, channel)->overlappedSampleFlag;
  return result;
}

static void CSCCFEBData::selfTest ( )

static

void CSCCFEBData::setBoardNumber ( int  cfeb )

inline

Definition at line 49 of file CSCCFEBData.h.

References boardNumber_.

{boardNumber_=cfeb;}

unsigned CSCCFEBData::sizeInWords ( ) const

inline

Definition at line 47 of file CSCCFEBData.h.

References theSize.

Referenced by CSCEventData::unpack_data().

{return theSize;} 

CSCCFEBStatusDigi CSCCFEBData::statusDigi

(

)

const

returns one status digi per cfeb

returns one status digi per cfeb contains bWord if slice is bad also contains crc word and controller word

here layer=1 bec this word repeats 6 times for each layer

Definition at line 165 of file CSCCFEBData.cc.

References boardNumber_, bWords, CSCCFEBDataWord::controllerData, CSCCFEBTimeSlice::get_crc(), i, LogTrace, nTimeSamples(), query::result, CSCCFEBTimeSlice::timeSample(), and timeSlice().

{

  std::vector<uint16_t> crcWords(nTimeSamples());
  std::vector<uint16_t> contrWords(nTimeSamples());

  if (nTimeSamples()==0) 
    {
      LogTrace("CSCCFEBData|CSCRawToDigi") << "nTimeSamples is zero - CFEB data corrupt?";
    }
  else
    {
      for(unsigned itime = 0; itime < nTimeSamples(); ++itime) {
    const CSCCFEBTimeSlice * slice = timeSlice(itime);
    // zero is returned for bad slices
    if (slice) crcWords[itime] = slice->get_crc();
    if (slice) 
      { 
        int layer=1; 
        for(unsigned i = 0; i < 16; ++i)
          {
        contrWords[itime] |= slice->timeSample(i*6+layer-1)->controllerData << i;
          }
      }

      }
    }

  CSCCFEBStatusDigi result(boardNumber_+1, crcWords, contrWords, bWords);
  return result;
}

std::vector< std::vector< CSCStripDigi > > CSCCFEBData::stripDigis

(

)

deprecated. Use the above method.

Definition at line 320 of file CSCCFEBData.cc.

References digis(), and query::result.

{
  std::vector < std::vector<CSCStripDigi> > result;
  for (int layer = 1; layer <= 6; ++layer) 
    {
      result.push_back(digis(layer));
    }
  return result;
}

const CSCCFEBTimeSlice * CSCCFEBData::timeSlice

(

unsigned

i

)

const

count from 0. User should check if it's a bad slice

Definition at line 96 of file CSCCFEBData.cc.

References i, query::result, errorMatrix2Lands_multiChannel::start, theData, theNumberOfSamples, and theSliceStarts.

Referenced by adcCounts(), adcOverflow(), add(), check(), controllerData(), digis(), errorstat(), overlappedSampleFlag(), and statusDigi().

{
  const CSCCFEBTimeSlice * result;
  assert(i < theNumberOfSamples);
  std::pair<int,bool> start = theSliceStarts[i];
  // give a NULL pointer if this is a bad slice
  if(!start.second) 
    {
      result = 0;
    } 
  else 
    {
      result = reinterpret_cast<const CSCCFEBTimeSlice *>(theData+start.first);
    }
  return result;
}

Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  os, const CSCCFEBData &  data  )

friend

Definition at line 301 of file CSCCFEBData.cc.

{
  os << "printing CFEB data sample by sample " << std::endl;
  for(unsigned ilayer = 1; ilayer <= 6; ++ilayer) 
    {
      for(unsigned channel = 1; channel <= 16; ++channel) 
    {
      unsigned strip = channel + data.boardNumber_*16;
      os << "Strip " << strip << " ";
      for(unsigned timeBin = 0; timeBin < data.nTimeSamples(); ++timeBin)
        {
          os << data.adcCounts(ilayer, channel, timeBin) << " " ;
        }
      os << std::endl;
    }
    }
  return os;
}

Member Data Documentation

unsigned CSCCFEBData::boardNumber_

private

Definition at line 64 of file CSCCFEBData.h.

Referenced by boardNumber(), digis(), operator<<(), setBoardNumber(), and statusDigi().

std::vector<uint16_t> CSCCFEBData::bWords

private

Definition at line 66 of file CSCCFEBData.h.

Referenced by CSCCFEBData(), and statusDigi().

unsigned short CSCCFEBData::theData[1600]

private

Definition at line 58 of file CSCCFEBData.h.

Referenced by CSCCFEBData(), data(), and timeSlice().

unsigned CSCCFEBData::theNumberOfSamples

private

Definition at line 65 of file CSCCFEBData.h.

Referenced by add(), check(), CSCCFEBData(), nTimeSamples(), and timeSlice().

int CSCCFEBData::theSize

private

in words

Definition at line 63 of file CSCCFEBData.h.

Referenced by CSCCFEBData(), and sizeInWords().

std::vector<std::pair<int,bool> > CSCCFEBData::theSliceStarts

private

Shows where in theData the words start. A bad slice will be tagged with a false

Definition at line 61 of file CSCCFEBData.h.

Referenced by CSCCFEBData(), and timeSlice().