CaloSpareHFPacker.cc

Go to the documentation of this file.

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

#include "CaloSpareHFPacker.h"
#include "CaloTokens.h"

namespace l1t {
  namespace stage1 {
    Blocks CaloSpareHFPacker::pack(const edm::Event& event, const PackerTokens* toks) {
      edm::Handle<CaloSpareBxCollection> calosparesHFBitCounts;
      event.getByToken(static_cast<const CaloTokens*>(toks)->getCaloSpareHFBitCountsToken(), calosparesHFBitCounts);

      edm::Handle<CaloSpareBxCollection> calosparesHFRingSums;
      event.getByToken(static_cast<const CaloTokens*>(toks)->getCaloSpareHFRingSumsToken(), calosparesHFRingSums);

      std::vector<uint32_t> load;

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

        int hfbitcount = 0;
        int hfringsum = 0;

        for (auto j = calosparesHFBitCounts->begin(i); j != calosparesHFBitCounts->end(i) && n < 2; ++j, ++n) {
          hfbitcount = std::min(j->hwPt(), 0xFFF);
        }

        n = 0;

        for (auto j = calosparesHFRingSums->begin(i); j != calosparesHFRingSums->end(i) && n < 2; ++j, ++n) {
          hfringsum = std::min(j->hwPt(), 0xFFF);
        }

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

        object[0] = hfbitcount | ((hfringsum & 0x7) << 12);
        object[1] = ((hfringsum >> 3) & 0x1FF) | (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(97, load)};
    }
  }  // namespace stage1
}  // namespace l1t

DEFINE_L1T_PACKER(l1t::stage1::CaloSpareHFPacker);