MissHtPacker.cc

Go to the documentation of this file.

#include "FWCore/Framework/interface/Event.h"
#include "EventFilter/L1TRawToDigi/plugins/PackerFactory.h"

#include "CaloTokens.h"
#include "MissHtPacker.h"

// Implementation

namespace l1t {
  namespace stage1 {
    Blocks MissHtPacker::pack(const edm::Event& event, const PackerTokens* toks) {
      edm::Handle<EtSumBxCollection> etSums;
      event.getByToken(static_cast<const CaloTokens*>(toks)->getEtSumToken(), etSums);

      std::vector<uint32_t> load;

      for (int i = etSums->getFirstBX(); i <= etSums->getLastBX(); ++i) {
        int n = 0;

        int htmissphi = 0;
        int htmiss = 0;

        int flaghtmiss = 0;

        for (auto j = etSums->begin(i); j != etSums->end(i) && n < 4; ++j, ++n) {
          if (j->getType() == l1t::EtSum::kMissingHt) {
            flaghtmiss = j->hwQual() & 0x1;
            htmiss = std::min(j->hwPt(), 0x7F);
            htmissphi = std::min(j->hwPhi(), 0x1F);
          }
        }

        uint16_t object[2] = {0, 0};

        object[0] = htmissphi | ((htmiss & 0x7F) << 5) | (flaghtmiss << 12) | (0x1 << 14);
        object[1] = 0x1 | (0x1 << 2) | (0x1 << 4) | (0x1 << 6) | (0x1 << 8) | (0x1 << 10) | (0x1 << 12) | (0x1 << 14);

        uint32_t word0 = (object[0] & 0xFFFF);
        uint32_t word1 = (object[1] & 0xFFFF);

        word0 |= (1 << 15);
        word1 |= ((i == 0) << 15);

        load.push_back(word0);
        load.push_back(word1);
      }

      return {Block(99, load)};
    }
  }  // namespace stage1
}  // namespace l1t

DEFINE_L1T_PACKER(l1t::stage1::MissHtPacker);