MissHtUnpacker.cc

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#include "FWCore/Framework/interface/MakerMacros.h"
#include "EventFilter/L1TRawToDigi/plugins/UnpackerFactory.h"

#include "CaloCollections.h"
#include "MissHtUnpacker.h"

namespace l1t {
  namespace stage1 {
    bool MissHtUnpacker::unpack(const Block& block, UnpackerCollections* coll) {
      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 reset_ = static_cast<CaloCollections*>(coll)->getEtSums();
      reset_->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++) {
        reset_->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 htmissphi = candbit[0] & 0x1F;
        int htmiss = (candbit[0] >> 5) & 0x7F;
        int overflowhtmiss = (candbit[0] >> 12) & 0x1;

        l1t::EtSum mht = l1t::EtSum();
        mht.setHwPt(htmiss);
        mht.setHwPhi(htmissphi);
        mht.setType(l1t::EtSum::kMissingHt);
        int flaghtmiss = mht.hwQual();
        flaghtmiss |= overflowhtmiss;
        mht.setHwQual(flaghtmiss);
        LogDebug("L1T") << "MHT: pT " << mht.hwPt() << "is overflow " << overflowhtmiss << std::endl;
        reset_->set(bx, 1, mht);
      }

      return true;
    }
  }  // namespace stage1
}  // namespace l1t

DEFINE_L1T_UNPACKER(l1t::stage1::MissHtUnpacker);