SiStripFineDelayTLA Class Reference

#include <SiStripFineDelayTLA.h>

Public Member Functions
std::vector< std::pair < std::pair< DetId, LocalPoint > ,float > >	findtrackangle (const std::vector< Trajectory > &traj)
std::vector< std::pair < std::pair< DetId, LocalPoint > ,float > >	findtrackangle (const Trajectory &traj)
void	init (const edm::Event &e, const edm::EventSetup &c)
	SiStripFineDelayTLA (const edm::ParameterSet &conf)
virtual	~SiStripFineDelayTLA ()

Private Member Functions
double	computeAngleCorr (const LocalVector &v, double pitch, double thickness)

Private Attributes
edm::ParameterSet	conf_
const TrackerGeometry *	tracker

Detailed Description

Definition at line 20 of file SiStripFineDelayTLA.h.

Constructor & Destructor Documentation

SiStripFineDelayTLA::SiStripFineDelayTLA ( const edm::ParameterSet &  conf )

explicit

Definition at line 26 of file SiStripFineDelayTLA.cc.

                                                                    : 
  conf_(conf)
{
}

SiStripFineDelayTLA::~SiStripFineDelayTLA ( )

virtual

Definition at line 40 of file SiStripFineDelayTLA.cc.

{  
}  

Member Function Documentation

double SiStripFineDelayTLA::computeAngleCorr ( const LocalVector &  v, double  pitch, double  thickness  )

private

Definition at line 112 of file SiStripFineDelayTLA.cc.

References dttmaxenums::L, LogDebug, PV3DBase< T, PVType, FrameType >::mag(), mathSSE::sqrt(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by findtrackangle().

{
  double v_xy = sqrt(v.x()*v.x()+v.y()*v.y());
  double L = fabs(thickness*v_xy/v.z());
  double Lmax = fabs(pitch/v.x()*v_xy);
  if(L<Lmax) {
    LogDebug("SiStripFineDelayTLA ") << L << " vs " << Lmax 
        << " Signal contained in strip. Correction is " << v.z()/v.mag();
    return v.z()/v.mag();
  } else {
    LogDebug("SiStripFineDelayTLA ") << L << " vs " << Lmax
       << " Signal not contained in strip. Correction is " << thickness/pitch*v.x()/v_xy*v.z()/v.mag()
       << " instead of " << v.z()/v.mag();
    return thickness/pitch*v.x()/v_xy*v.z()/v.mag();
  }
}

std::vector< std::pair< std::pair< DetId, LocalPoint >,float > > SiStripFineDelayTLA::findtrackangle

(

const std::vector< Trajectory > &

traj

)

Definition at line 44 of file SiStripFineDelayTLA.cc.

Referenced by SiStripFineDelayHit::detId().

{
  if (trajVec.size()) {
  return findtrackangle(trajVec.front()); }
  std::vector<std::pair< std::pair<DetId, LocalPoint> ,float> > hitangleassociation;
  return hitangleassociation;
}

std::vector< std::pair< std::pair< DetId, LocalPoint >,float > > SiStripFineDelayTLA::findtrackangle

(

const Trajectory &

traj

)

Definition at line 52 of file SiStripFineDelayTLA.cc.

References angle(), computeAngleCorr(), TrackerGeometry::idToDet(), TrajectoryStateOnSurface::localDirection(), TrajectoryStateOnSurface::localPosition(), Trajectory::measurements(), GluedGeomDet::monoDet(), GluedGeomDet::stereoDet(), GeomDet::toGlobal(), GeomDet::toLocal(), GeomDetUnit::topology(), tracker, and PV3DBase< T, PVType, FrameType >::z().

{
  std::vector<std::pair< std::pair<DetId, LocalPoint> ,float> >hitangleassociation;
  std::vector<TrajectoryMeasurement> TMeas=traj.measurements();
  std::vector<TrajectoryMeasurement>::iterator itm;
  for (itm=TMeas.begin();itm!=TMeas.end();itm++){
    TrajectoryStateOnSurface tsos=itm->updatedState();
    const TransientTrackingRecHit::ConstRecHitPointer thit=itm->recHit();
    const SiStripMatchedRecHit2D* matchedhit=dynamic_cast<const SiStripMatchedRecHit2D*>((*thit).hit());
    const SiStripRecHit2D* hit=dynamic_cast<const SiStripRecHit2D*>((*thit).hit());
    LocalVector trackdirection=tsos.localDirection();
    if(matchedhit){//if matched hit...
    GluedGeomDet * gdet=(GluedGeomDet *)tracker->idToDet(matchedhit->geographicalId());
    GlobalVector gtrkdir=gdet->toGlobal(trackdirection);
    // trackdirection on mono det
    // this the pointer to the mono hit of a matched hit 
    const SiStripRecHit2D monohit=matchedhit->monoHit();
    const GeomDetUnit * monodet=gdet->monoDet();
    LocalVector monotkdir=monodet->toLocal(gtrkdir);
    if(monotkdir.z()!=0){
      // the local angle (mono)
          float localpitch = ((StripTopology*)(&monodet->topology()))->localPitch(tsos.localPosition());
          float thickness = ((((((monohit.geographicalId())>>25)&0x7f)==0xd)||
                         ((((monohit.geographicalId())>>25)&0x7f)==0xe))&&
                       ((((monohit.geographicalId())>>5)&0x7)>4)) ? 0.0500 : 0.0320;
          float angle = computeAngleCorr(monotkdir, localpitch, thickness);
      hitangleassociation.push_back(make_pair(make_pair(monohit.geographicalId(),monohit.localPosition()), angle)); 
      // trackdirection on stereo det
      // this the pointer to the stereo hit of a matched hit 
      const SiStripRecHit2D stereohit=matchedhit->stereoHit();
      const GeomDetUnit * stereodet=gdet->stereoDet(); 
      LocalVector stereotkdir=stereodet->toLocal(gtrkdir);
      if(stereotkdir.z()!=0){
        // the local angle (stereo)
            float localpitch = ((StripTopology*)(&stereodet->topology()))->localPitch(tsos.localPosition());
            float thickness = ((((((stereohit.geographicalId())>>25)&0x7f)==0xd)||
                           ((((stereohit.geographicalId())>>25)&0x7f)==0xe))&&
                         ((((stereohit.geographicalId())>>5)&0x7)>4)) ? 0.0500 : 0.0320;
            float angle = computeAngleCorr(stereotkdir, localpitch, thickness);
        hitangleassociation.push_back(make_pair(make_pair(stereohit.geographicalId(),stereohit.localPosition()), angle)); 
      }
    }
    }
    else if(hit){
        GeomDetUnit * det=(GeomDetUnit *)tracker->idToDet(hit->geographicalId());
    //  hit= pointer to the rechit
    if(trackdirection.z()!=0){
          // the local angle (single hit)
          float localpitch = ((StripTopology*)(&det->topology()))->localPitch(tsos.localPosition());
          float thickness = ((((((hit->geographicalId())>>25)&0x7f)==0xd)||
                         ((((hit->geographicalId())>>25)&0x7f)==0xe))&&
                       ((((hit->geographicalId())>>5)&0x7)>4)) ? 0.0500 : 0.0320;
          float angle = computeAngleCorr(trackdirection, localpitch, thickness);
      hitangleassociation.push_back(make_pair(make_pair(hit->geographicalId(),hit->localPosition()), angle)); 
    }
    }
  }
  return hitangleassociation;
}

void SiStripFineDelayTLA::init	(	const edm::Event &	e,
		const edm::EventSetup &	c
	)

Definition at line 31 of file SiStripFineDelayTLA.cc.

References edm::EventSetup::get(), and tracker.

Referenced by SiStripFineDelayHit::produce().

{
  // get geometry
  edm::ESHandle<TrackerGeometry> estracker;
  es.get<TrackerDigiGeometryRecord>().get(estracker);
  tracker=&(*estracker);
}

Member Data Documentation

edm::ParameterSet SiStripFineDelayTLA::conf_

private

Definition at line 36 of file SiStripFineDelayTLA.h.

const TrackerGeometry* SiStripFineDelayTLA::tracker

private

Definition at line 37 of file SiStripFineDelayTLA.h.

Referenced by findtrackangle(), and init().