TrackFinderAutomaton.cc

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#include <tracking/trackFindingCDC/findlets/complete/TrackFinderAutomaton.h>
 
#include <framework/core/ModuleParamList.templateDetails.h>
#include <framework/core/ModuleParam.h>
 
#include <vector>
 
using namespace Belle2;
using namespace TrackFindingCDC;
using namespace TrackingUtilities;
 
TrackFinderAutomaton::TrackFinderAutomaton()
{
  this->addProcessingSignalListener(&m_wireHitsSwapper);
  this->addProcessingSignalListener(&m_segmentsSwapper);
  this->addProcessingSignalListener(&m_tracksSwapper);
 
  this->addProcessingSignalListener(&m_wireHitPreparer);
  this->addProcessingSignalListener(&m_clusterPreparer);
  this->addProcessingSignalListener(&m_segmentFinderFacetAutomaton);
  this->addProcessingSignalListener(&m_trackFinderSegmentPairAutomaton);
  this->addProcessingSignalListener(&m_trackFlightTimeAdjuster);
  this->addProcessingSignalListener(&m_trackExporter);
 
  ModuleParamList moduleParamList;
  const std::string prefix = "";
  this->exposeParameters(&moduleParamList, prefix);
  moduleParamList.getParameter<std::string>("flightTimeEstimation").setDefaultValue("outwards");
  moduleParamList.getParameter<std::string>("TrackOrientation").setDefaultValue("outwards");
 
  // Mimics earlier behaviour
  moduleParamList.getParameter<bool>("WriteSegments").setDefaultValue(true);
 
  m_wireHits.reserve(1000);
  m_clusters.reserve(100);
  m_superClusters.reserve(100);
  m_segments.reserve(100);
  m_tracks.reserve(20);
}
 
std::string TrackFinderAutomaton::getDescription()
{
  return "Performs pattern recognition in the CDC based on local hit following and application of a cellular automaton in two stages.";
}
 
void TrackFinderAutomaton::exposeParameters(ModuleParamList* moduleParamList, const std::string& prefix)
{
  m_wireHitsSwapper.exposeParameters(moduleParamList, prefix);
  m_segmentsSwapper.exposeParameters(moduleParamList, prefix);
  m_tracksSwapper.exposeParameters(moduleParamList, prefix);
 
  m_wireHitPreparer.exposeParameters(moduleParamList, prefix);
  m_clusterPreparer.exposeParameters(moduleParamList, prefix);
  m_segmentFinderFacetAutomaton.exposeParameters(moduleParamList, prefix);
  m_trackFinderSegmentPairAutomaton.exposeParameters(moduleParamList, prefix);
  m_trackFlightTimeAdjuster.exposeParameters(moduleParamList, prefix);
  m_trackExporter.exposeParameters(moduleParamList, prefix);
}
 
void TrackFinderAutomaton::beginEvent()
{
  m_wireHits.clear();
  m_clusters.clear();
  m_superClusters.clear();
  m_segments.clear();
  m_tracks.clear();
  Super::beginEvent();
}
 
void TrackFinderAutomaton::apply()
{
  // Acquire the wire hits, segments and tracks from the DataStore in case they have already been created
  m_wireHitsSwapper.apply(m_wireHits);
  m_segmentsSwapper.apply(m_segments);
  m_tracksSwapper.apply(m_tracks);
 
  m_wireHitPreparer.apply(m_wireHits);
  m_clusterPreparer.apply(m_wireHits, m_clusters, m_superClusters);
  m_segmentFinderFacetAutomaton.apply(m_clusters, m_segments);
  m_trackFinderSegmentPairAutomaton.apply(m_segments, m_tracks);
  m_trackFlightTimeAdjuster.apply(m_tracks);
  m_trackExporter.apply(m_tracks);
 
  // Put the segments and tracks on the DataStore
  m_wireHitsSwapper.apply(m_wireHits);
  m_segmentsSwapper.apply(m_segments);
  m_tracksSwapper.apply(m_tracks);
}