ClusterWriterSpec.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 <vector>
 
#include "MFTWorkflow/ClusterWriterSpec.h"
#include "DPLUtils/MakeRootTreeWriterSpec.h"
#include "DataFormatsITSMFT/CompCluster.h"
#include "SimulationDataFormat/MCCompLabel.h"
#include "SimulationDataFormat/MCTruthContainer.h"
#include "DataFormatsITSMFT/ROFRecord.h"
 
using namespace o2::framework;
 
namespace o2
{
namespace mft
{
 
template <typename T>
using BranchDefinition = MakeRootTreeWriterSpec::BranchDefinition<T>;
using CompClusType = std::vector<o2::itsmft::CompClusterExt>;
using PatternsType = std::vector<unsigned char>;
using ROFrameRType = std::vector<o2::itsmft::ROFRecord>;
using LabelsType = o2::dataformats::MCTruthContainer<o2::MCCompLabel>;
using ROFRecLblT = std::vector<o2::itsmft::MC2ROFRecord>;
using namespace o2::header;
 
DataProcessorSpec getClusterWriterSpec(bool useMC)
{
  // Spectators for logging
  // this is only to restore the original behavior
  auto compClustersSize = std::make_shared<int>(0);
  auto compClustersSizeGetter = [compClustersSize](CompClusType const& compClusters) {
    *compClustersSize = compClusters.size();
  };
  auto logger = [compClustersSize](std::vector<o2::itsmft::ROFRecord> const& rofs) {
    LOG(info) << "MFTClusterWriter pulled " << *compClustersSize << " clusters, in " << rofs.size() << " RO frames";
  };
  return MakeRootTreeWriterSpec("mft-cluster-writer",
                                "mftclusters.root",
                                MakeRootTreeWriterSpec::TreeAttributes{"o2sim", "Tree with MFT clusters"},
                                BranchDefinition<CompClusType>{InputSpec{"compclus", "MFT", "COMPCLUSTERS", 0},
                                                               "MFTClusterComp",
                                                               compClustersSizeGetter},
                                BranchDefinition<PatternsType>{InputSpec{"patterns", "MFT", "PATTERNS", 0},
                                                               "MFTClusterPatt"},
                                BranchDefinition<ROFrameRType>{InputSpec{"ROframes", "MFT", "CLUSTERSROF", 0},
                                                               "MFTClustersROF",
                                                               logger},
                                BranchDefinition<LabelsType>{InputSpec{"labels", "MFT", "CLUSTERSMCTR", 0},
                                                             "MFTClusterMCTruth",
                                                             (useMC ? 1 : 0), // one branch if mc labels enabled
                                                             ""},
                                BranchDefinition<ROFRecLblT>{InputSpec{"MC2ROframes", "MFT", "CLUSTERSMC2ROF", 0},
                                                             "MFTClustersMC2ROF",
                                                             (useMC ? 1 : 0), // one branch if mc labels enabled
                                                             ""})();
}
 
} // namespace mft
} // namespace o2