/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/DataFormats/HcalDigi/src/CastorDataFrame.cc

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#include "DataFormats/HcalDigi/interface/CastorDataFrame.h"

CastorDataFrame::CastorDataFrame() : id_(0), 
                             size_(0),
                             hcalPresamples_(0)
{
}

CastorDataFrame::CastorDataFrame(const HcalCastorDetId& id) : 
  id_(id), 
  size_(0),
  hcalPresamples_(0)
{
  // TODO : test id for CASTOR
}
  
void CastorDataFrame::setSize(int size) {
  if (size>MAXSAMPLES) size_=MAXSAMPLES;
  else if (size<=0) size_=0;
  else size_=size;
}

void CastorDataFrame::setPresamples(int ps) {
  hcalPresamples_|=ps&0xF;
}
//void CastorDataFrame::setReadoutIds(const HcalElectronicsId& eid) {
//  electronicsId_=eid;
//}

bool CastorDataFrame::validate(int firstSample, int nSamples) const {
  int capid=-1;
  bool ok=true;
  for (int i=0; ok && i<nSamples && i+firstSample<size_; i++) {
    if (data_[i+firstSample].er() || !data_[i+firstSample].dv()) ok=false;
    if (i==0) capid=data_[i+firstSample].capid();
    if (capid!=data_[i+firstSample].capid()) ok=false;
    capid=(capid+1)%4;
  }
  return ok;
}

void CastorDataFrame::setZSInfo(bool unsuppressed, bool markAndPass, uint32_t crossingMask) {
  hcalPresamples_&=0x7FC00F0F; // preserve actual presamples and fiber idle offset
  if (markAndPass) hcalPresamples_|=0x10;
  if (unsuppressed) hcalPresamples_|=0x20;
  hcalPresamples_|=(crossingMask&0x3FF)<<12; 
}

int CastorDataFrame::fiberIdleOffset() const {
  int val=(hcalPresamples_&0xF00)>>8;
  return (val==0)?(-1000):(((val&0x8)==0)?(-(val&0x7)):(val&0x7));
}

void CastorDataFrame::setFiberIdleOffset(int offset) {
  hcalPresamples_&=0x7FFFF0FF;
  if (offset>=7) hcalPresamples_|=0xF00;
  else if (offset>=0) hcalPresamples_|=(0x800)|(offset<<8);
  else if (offset>=-7) hcalPresamples_|=((-offset)<<8);
  else hcalPresamples_|=0x700;
}
std::ostream& operator<<(std::ostream& s, const CastorDataFrame& digi) {
  s << digi.id() << " " << digi.size() << " samples  " << digi.presamples() << " presamples " << std::endl;
  if (digi.fiberIdleOffset()!=0) {
    if (digi.fiberIdleOffset()==-1000) s << " nofiberOffset";
    else s << " fiberOffset=" << digi.fiberIdleOffset();
  }
  for (int i=0; i<digi.size(); i++) 
    s << "  " << digi.sample(i) << std::endl;
  return s;
}