CTFCoder.cxx

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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.
 
 
#include "MCHCTF/CTFCoder.h"
#include "CommonUtils/StringUtils.h"
#include <TTree.h>
 
using namespace o2::mch;
 
// 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<ROFRecord>& rofVec, std::vector<Digit>& digVec)
{
  assert(entry >= 0 && entry < tree.GetEntries());
  CTF ec;
  ec.readFromTree(tree, mDet.getName(), entry);
  decode(ec, rofVec, digVec);
}
 
void CTFCoder::createCoders(const std::vector<char>& bufVec, o2::ctf::CTFCoderBase::OpType op)
{
  const auto ctf = CTF::getImage(bufVec.data());
  // just to get types
  uint16_t nSamples;
  int32_t orbitInc;
  uint32_t ADC, nDigits;
  int32_t tfTime;
  int16_t bcInc, detID, padID;
  uint8_t isSaturated;
#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_bcIncROF);
  MAKECODER(orbitInc,    CTF::BLC_orbitIncROF);
  MAKECODER(nDigits,     CTF::BLC_nDigitsROF);
  MAKECODER(tfTime,      CTF::BLC_tfTime);
  MAKECODER(nSamples,    CTF::BLC_nSamples);
  MAKECODER(isSaturated, CTF::BLC_isSaturated);
  MAKECODER(detID,       CTF::BLC_detID);
  MAKECODER(padID,       CTF::BLC_padID);
  MAKECODER(ADC,         CTF::BLC_ADC);
  // clang-format on
}