LArPhysWaveSubsetCnv_p1.cxx

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
#include "LArRawConditions/LArConditionsSubset.h"
#include "LArCondTPCnv/LArPhysWaveSubsetCnv_p1.h" 
 
void
LArPhysWaveSubsetCnv_p1::persToTrans(const LArPWPersType* persObj,
                                     LArPWTransType* transObj,
                                     MsgStream & log) const
{
  log<<MSG::DEBUG<<"LArPhysWaveSubsetCNV_p1  begin persToTrans"<<endmsg;
  // Copy basic metadata
  transObj->setChannel       (persObj->m_subset.m_channel);
  transObj->setGroupingType  (persObj->m_subset.m_groupingType);
  transObj->initialize (persObj->m_subset.m_febIds, persObj->m_subset.m_gain);
 
  unsigned int nfebids = persObj->m_subset.m_febIds.size();
  log<<MSG::DEBUG<<"\t\tTotal febs:"<<nfebids<<endmsg;
  const unsigned int nChannelsPerFeb  = persObj->m_subset.subsetSize();
  unsigned int waveIndex    = 0;
  unsigned int chIndex  = 0;
 
  unsigned int ifebWithData = 0; // counter for febs with data
 
  auto subsetIt = transObj->subsetBegin();
  for (unsigned int i = 0; i < nfebids; ++i, ++subsetIt){
    unsigned int febid = subsetIt->first;
          
    bool hasSparseData       = false;
    unsigned int chansSet    = 0;
    unsigned int chansOffset = 0;
        
    if (ifebWithData+1 < persObj->m_subset.m_febsWithSparseData.size() && febid == persObj->m_subset.m_febsWithSparseData[ifebWithData]) { 
      hasSparseData = true;// Found feb with sparse data
      ifebWithData++;
      chansSet    = persObj->m_subset.m_febsWithSparseData[ifebWithData];
      chansOffset = 0;
      ifebWithData++;
    }
      
    log<<MSG::DEBUG<<"\t\tsparse?  "<< hasSparseData <<endmsg;
  
    for (unsigned int j = 0; j < nChannelsPerFeb; ++j){
      bool copyChannel = true;
      if (hasSparseData) {          
        // coverity[bad_shift]
        // coverity[integer_overflow]
        if (!(chansSet & (1 << (j - chansOffset)))) {// Channel is missing data - skip
          copyChannel = false;  //  std::cout<<"0";
        }
        //else std::cout<<"1";
                
        if (j%32 == 31 && j < nChannelsPerFeb-2) {
          chansSet     = persObj->m_subset.m_febsWithSparseData[ifebWithData];
          chansOffset += 32;
          ifebWithData++;
          //std::cout<<" ";
        }
      }
            
      if (copyChannel) { // This channel has wave, resize vectors       
        LArPhysWave& PW =    subsetIt->second[j];    
        double time     =   persObj->m_dt[chIndex];
        unsigned int f  =   persObj->m_flag[chIndex];
        int timeOffset  =   persObj->m_timeOffset[chIndex];
        chIndex++;
        std::vector<double> val;
        std::vector<double> err;
        std::vector<int>  tri;
        for (unsigned int k = 0; k < persObj->m_samples; ++k){
          val.push_back(persObj->m_vAmplitudes[waveIndex]);
          err.push_back(persObj->m_vErrors[waveIndex]);
          tri.push_back(persObj->m_vTriggers[waveIndex]);
          waveIndex++;
        }       
      
        LArPhysWave pw(val,err,tri, time,timeOffset, f);
        val.clear();
        err.clear();
        tri.clear();
                      
        PW=pw;
      }
    } // loop on channels
    //std::cout<<std::endl;
  } // loop on FEBs
 
  unsigned int ncorrs    = persObj->m_subset.m_corrChannels.size();
  log<<MSG::DEBUG<<"Total corrections:"<<ncorrs;
  log<<MSG::DEBUG << "Corrections reading, ncorr=" << ncorrs << " waveIndex=" <<  waveIndex << " size=" << persObj->m_vAmplitudes.size() << endmsg;
  LArPWTransType::CorrectionVec corrs;
  corrs.resize(ncorrs);
 
  for (unsigned int i = 0; i < ncorrs; ++i){    // Loop over corrections
      
    if (chIndex    >= persObj->m_dt.size()) {   // check indexes
      log << MSG::ERROR << "LArPhysWaveSubsetCnv_p1::persToTrans - PhysWave index too large: WaveIndex/sizeInFile " 
          << chIndex << " " << persObj->m_dt.size()<<" "<< endmsg;
      return;
    }
        
    corrs[i].first = persObj->m_subset.m_corrChannels[i];
    
    LArPhysWave& PW = corrs[i].second;
        
    double time     = persObj->m_dt[chIndex];
    unsigned int f  = persObj->m_flag[chIndex];
    int timeOffset  =   persObj->m_timeOffset[chIndex];
    chIndex++;
    std::vector<double> val;
    std::vector<double> err;
    std::vector<int>    tri;
    for (unsigned int k = 0; k < persObj->m_samples; ++k){
      if (waveIndex>=persObj->m_vAmplitudes.size()) 
        log << MSG::ERROR << "Persistent LArPhysWave object is inconsistent. i=" << i << " WaveIndes=" << waveIndex << " size=" << persObj->m_vAmplitudes.size() << "samples=" << persObj->m_samples <<endmsg;
      val.push_back(persObj->m_vAmplitudes[waveIndex]);
      err.push_back(persObj->m_vErrors[waveIndex]);
      tri.push_back(persObj->m_vTriggers[waveIndex]);
      waveIndex++;
    }
    
    LArPhysWave pw(val,err,tri, time,timeOffset, f);
    val.clear();
    err.clear();
    tri.clear();
                
    PW=pw;
  }// over corrections
  transObj->insertCorrections (std::move (corrs));
 
  log<< MSG::DEBUG <<"PhysWave  successfully read."<<endmsg;
}
 
 
 
 
 
void
LArPhysWaveSubsetCnv_p1::transToPers(const LArPWTransType* transObj,
                                     LArPWPersType* persObj,
                                     MsgStream & log) const
{
  log<<MSG::DEBUG<<"LArPhysWaveSubsetCNV_p1  begin transToPers"<<endmsg;
    
  // Copy conditions
  unsigned int nfebs          = transObj->subsetSize();
  log<<MSG::DEBUG<<"total febs:"<<nfebs;
  unsigned int ncorrs         = transObj->correctionVecSize();
  log<<MSG::DEBUG<<"\t\ttotal corrections: "<<ncorrs<<endmsg;
  const unsigned int nChannelsPerFeb  = transObj->channelVectorSize();
  unsigned int nsubsetsNotEmpty = 0;
  unsigned int nchans           = 0;
 
  persObj->m_samples=0; //for now
  bool haveSampleSize=false;
 
  std::vector<unsigned int> febsWithSparseData; // collects IDs of febs with sparse data
  const auto subsetEnd = transObj->subsetEnd();
  for (auto subsetIt = transObj->subsetBegin();
       subsetIt != subsetEnd;
       ++subsetIt)
  {
    unsigned int nfebChans = subsetIt->second.size();
 
    if (nfebChans != 0 && nfebChans != nChannelsPerFeb) {
      log << MSG::ERROR << "LArPhysWaveSubsetCnv_p1::transToPers - found incorrect number of channels per feb: " << nfebChans<< endmsg;
      return;
    }
        
    if (nfebChans) ++nsubsetsNotEmpty; // count number of non-empty FEBS
                
    bool isSparse = false;
    for (unsigned int j = 0; j < nfebChans; ++j) { // Loop over channels and check if this subset has sparse data
            
      const LArPhysWave& PW = subsetIt->second[j];
            
      if (!isSparse && PW.isEmpty()) {
        isSparse = true;
        febsWithSparseData.push_back(subsetIt->first);// save febids for sparse subsets
        log<<MSG::DEBUG<<"\t\tfebID: "<<subsetIt->first<<" is sparse"<<endmsg;
      }
            
      if (!PW.isEmpty()){
        nchans++; // count number of channels
        if (!haveSampleSize) {
          haveSampleSize=true;
          persObj->m_samples=PW.getSize();
        }
        else
          if (persObj->m_samples!=PW.getSize()) {
            log << MSG::ERROR << "Waves of unequal length found in same conditions channel. Truncating to the shorter of " 
                << persObj->m_samples << " and " << PW.getSize() << endmsg;
            persObj->m_samples=std::min(persObj->m_samples,(unsigned)PW.getSize());
          }
      } //else if !PS.isEmpty
          
    }
            
    //std::cout<<"\nFeb: "<<i<<" nonemptychannels till now: "<<nchans<<std::endl;
    
  } // loop over febs
    
  //std::cout<<"total nonempty febs = "<<nsubsetsNotEmpty<<std::endl;
    
  persObj->m_subset.m_febIds.reserve(nsubsetsNotEmpty);
  persObj->m_subset.m_corrChannels.reserve(ncorrs);
    
  if (febsWithSparseData.size())
    persObj->m_subset.m_febsWithSparseData.reserve(febsWithSparseData.size()*5); // this stores FEBID + 128 bitmask of existing channels
    
  persObj->m_dt.reserve(nchans);
  persObj->m_vAmplitudes.reserve(nchans*persObj->m_samples);
  persObj->m_vErrors.reserve(nchans*persObj->m_samples);
  persObj->m_vTriggers.reserve(nchans*persObj->m_samples);
  persObj->m_flag.reserve(nchans);
  persObj->m_timeOffset.reserve(nchans);
 
  int counterSparse=0;
  for (auto subsetIt = transObj->subsetBegin();
       subsetIt != subsetEnd;
       ++subsetIt)
  {
    unsigned int nfebChans = subsetIt->second.size();
        
    if (nfebChans == 0) continue; // skip subsets without any channels
        
    unsigned int febid = subsetIt->first;
    persObj->m_subset.m_febIds.push_back(febid);   // stores FEBID's of nonempty FEBs
        
    bool isSparse=false; // this is just to avoid search loop
    if (counterSparse < (int)febsWithSparseData.size() && febid == febsWithSparseData[counterSparse]){
      counterSparse++;
      isSparse=true;
      persObj->m_subset.m_febsWithSparseData.push_back(febid); 
    }
            
    unsigned int chansSet    = 0;
    unsigned int chansOffset = 0;
    for (unsigned int j = 0; j < nfebChans; ++j){
 
      bool saveAmplitudes=true;
      if (isSparse) { // subset with sparse data
                
        if (!subsetIt->second[j].isEmpty()) { // channel exists
                    
          assert (j >= chansOffset && (j - chansOffset) <= 31);
          // coverity[integer_overflow]
          chansSet |= (1 << (j - chansOffset)); //store the channel number in the bit map
                    
          //std::cout<<"1"; 
        }
        else { // channel does not exist
          saveAmplitudes = false;
          //std::cout<<"0";
        }
                
        // Save chansSet
        if  (j == (chansOffset + 31) || j == nfebChans-1 ) {
          persObj->m_subset.m_febsWithSparseData.push_back(chansSet);
          chansSet    =   0;
          chansOffset += 32;
          //std::cout<<" ";
        }
      } // if sparse
            
      if (saveAmplitudes) {// save amplitudes, errors and triggers
        const LArPhysWave& PW = subsetIt->second[j];
        persObj->m_dt.push_back(PW.getDt());
        persObj->m_flag.push_back(PW.getFlag());
        persObj->m_timeOffset.push_back(PW.getTimeOffset());
        std::vector<double> w=PW.getWave();
        std::vector<double> e=PW.getErrors();
        std::vector<int>    t=PW.getTriggers();
        for (unsigned int k = 0; k< persObj->m_samples; ++k){
          persObj->m_vAmplitudes.push_back(w[k]);
          persObj->m_vErrors.push_back(e[k]);
          persObj->m_vTriggers.push_back(t[k]);
        }
      }
            
    } // over channels
    //std::cout<<std::endl;
  }// over febs
 
  // Copy corrections
  const auto corrEnd = transObj->correctionVecEnd();
  for (auto corrIt = transObj->correctionVecBegin();
       corrIt != corrEnd;
       ++corrIt)
  {
    //      log<<MSG::DEBUG<<"WRITING CORRECTION : "<<i<<endmsg;
    // Save channel id in febid vector
    persObj->m_subset.m_corrChannels.push_back(corrIt->first);
        
    const LArPhysWave& PW = corrIt->second;
    std::vector<double> w=PW.getWave();
    std::vector<double> e=PW.getErrors();
    std::vector<int>    t=PW.getTriggers();
    persObj->m_dt.push_back(PW.getDt());
    persObj->m_flag.push_back(PW.getFlag());
    persObj->m_timeOffset.push_back(PW.getTimeOffset());
    persObj->m_samples=w.size();
    for (unsigned int k = 0; k< w.size(); ++k){
      persObj->m_vAmplitudes.push_back(w[k]);
      persObj->m_vErrors.push_back(e[k]);
      persObj->m_vTriggers.push_back(t[k]);
    }
  }
 
  // Copy the rest
  persObj->m_subset.m_gain          = transObj->gain(); 
  persObj->m_subset.m_channel       = transObj->channel();
  persObj->m_subset.m_groupingType  = transObj->groupingType();
  log<< MSG::DEBUG <<"PhysWave successfully written down."<<endmsg;
}