l1t::stage1::MissEtUnpacker Class Reference

Inheritance diagram for l1t::stage1::MissEtUnpacker:

Public Member Functions
virtual bool	unpack (const Block &block, UnpackerCollections *coll) override

Detailed Description

Definition at line 9 of file MissEtUnpacker.cc.

Member Function Documentation

bool l1t::stage1::MissEtUnpacker::unpack ( const Block &  block, UnpackerCollections *  coll  )

overridevirtual

Implements l1t::Unpacker.

Definition at line 21 of file MissEtUnpacker.cc.

References coll, l1t::getBXRange(), l1t::BlockHeader::getID(), l1t::BlockHeader::getSize(), l1t::Block::header(), l1t::L1Candidate::hwPt(), l1t::L1Candidate::hwQual(), i, l1t::EtSum::kMissingEt, LogDebug, objects.METAnalyzer::met, l1t::Block::payload(), l1t::L1Candidate::setHwPhi(), l1t::L1Candidate::setHwPt(), l1t::L1Candidate::setHwQual(), and l1t::EtSum::setType().

      {

        LogDebug("L1T") << "Block ID  = " << block.header().getID() << " size = " << block.header().getSize();

        int nBX, firstBX, lastBX;
        nBX = int(ceil(block.header().getSize() / 2.)); 
        getBXRange(nBX, firstBX, lastBX);

        auto res_ = static_cast<CaloCollections*>(coll)->getEtSums();
        res_->setBXRange(firstBX, lastBX);

        LogDebug("L1T") << "nBX = " << nBX << " first BX = " << firstBX << " lastBX = " << lastBX;

        // Initialise index
        int unsigned i = 0;

        // Loop over multiple BX and then number of jets filling jet collection
        for (int bx=firstBX; bx<=lastBX; bx++){
        
          res_->resize(bx,4);

          uint32_t raw_data0 = block.payload()[i++];
          uint32_t raw_data1 = block.payload()[i++];        

          /* if (raw_data0 == 0 || raw_data1==0) continue; */

          uint16_t candbit[2];
          candbit[0] = raw_data0 & 0xFFFF;
          candbit[1] = raw_data1 & 0xFFFF;

          int etmiss=candbit[0] & 0xFFF;
          int overflowetmiss=(candbit[0]>>12) & 0x1;
          int etmissphi=candbit[1] & 0x7F;

          l1t::EtSum met = l1t::EtSum();
          met.setHwPt(etmiss);
          met.setHwPhi(etmissphi);
          met.setType(l1t::EtSum::kMissingEt);   
          int flagetmiss=met.hwQual();
          flagetmiss|= overflowetmiss;
          met.setHwQual(flagetmiss);       
          LogDebug("L1T") << "MET: pT " << met.hwPt()<<"is overflow "<<overflowetmiss<<std::endl;
          res_->set(bx, 0,met);

        }

        return true;

      }