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CTFCoder.cxx
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58 lines (52 loc) · 2.24 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
/// \file CTFCoder.cxx
/// \author ruben.shahoyan@cern.ch
/// \brief class for entropy encoding/decoding of CPV data
#include "CPVReconstruction/CTFCoder.h"
#include "CommonUtils/StringUtils.h"
#include <TTree.h>
using namespace o2::cpv;
///___________________________________________________________________________________
// Register encoded data in the tree (Fill is not called, will be done by caller)
void CTFCoder::appendToTree(TTree& tree, CTF& ec)
{
ec.appendToTree(tree, mDet.getName());
}
///___________________________________________________________________________________
// extract and decode data from the tree
void CTFCoder::readFromTree(TTree& tree, int entry, std::vector<TriggerRecord>& trigVec, std::vector<Cluster>& cluVec)
{
assert(entry >= 0 && entry < tree.GetEntries());
CTF ec;
ec.readFromTree(tree, mDet.getName(), entry);
decode(ec, trigVec, cluVec);
}
///________________________________
void CTFCoder::createCoders(const std::vector<char>& bufVec, o2::ctf::CTFCoderBase::OpType op)
{
const auto ctf = CTF::getImage(bufVec.data());
// just to get types
int16_t bcInc = 0;
int32_t orbitInc = 0;
uint16_t entries = 0, cluPosX = 0, cluPosZ = 0;
uint8_t energy = 0, status = 0;
#define MAKECODER(part, slot) createCoder(op, std::get<rans::RenormedDenseHistogram<decltype(part)>>(ctf.getDictionary<decltype(part)>(slot, mANSVersion)), int(slot))
// clang-format off
MAKECODER(bcInc, CTF::BLC_bcIncTrig);
MAKECODER(orbitInc, CTF::BLC_orbitIncTrig);
MAKECODER(entries, CTF::BLC_entriesTrig);
MAKECODER(cluPosX, CTF::BLC_posX);
MAKECODER(cluPosZ, CTF::BLC_posZ);
MAKECODER(energy, CTF::BLC_energy);
MAKECODER(status, CTF::BLC_status);
// clang-format on
}