BasicSegmentPairVarSet.cc

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2015 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Oliver Frost                                             *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#include <tracking/trackFindingCDC/filters/segmentPair/BasicSegmentPairVarSet.h>
 
#include <tracking/trackFindingCDC/eventdata/tracks/CDCSegmentPair.h>
#include <tracking/trackFindingCDC/eventdata/segments/CDCSegment2D.h>
 
using namespace Belle2;
using namespace TrackFindingCDC;
 
bool BasicSegmentPairVarSet::extract(const CDCSegmentPair* ptrSegmentPair)
{
  if (not ptrSegmentPair) return false;
 
  CDCSegmentPair segmentPair = *ptrSegmentPair;
 
  const CDCSegment2D* fromSegment = segmentPair.getFromSegment();
  const CDCSegment2D* toSegment = segmentPair.getToSegment();
 
  const CDCSegment2D* axialSegment = segmentPair.getAxialSegment();
  const CDCSegment2D* stereoSegment = segmentPair.getStereoSegment();
 
  if (fromSegment->empty()) return false;
  if (toSegment->empty()) return false;
 
  var<named("axial_first")>() = fromSegment->back().isAxial();
  var<named("axial_size")>() = axialSegment->size();
  var<named("stereo_size")>() = stereoSegment->size();
 
  ISuperLayer fromISuperLayer = fromSegment->back().getISuperLayer();
  ISuperLayer toISuperLayer = toSegment->front().getISuperLayer();
 
  std::pair<int, int> superLayerIdPair = std::minmax(fromISuperLayer, toISuperLayer);
  var<named("sl_id_pair")>() = superLayerIdPair.second * 10 + superLayerIdPair.first;
 
  return true;
}