void EUTelTrackAnalysis::plotResidualVsPosition(EUTelTrack track) {
streamlog_out(DEBUG2) << " EUTelTrackAnalysis::plotResidualVsPosition------------------------------BEGIN"<< std::endl;
std::vector<EUTelState> states = track.getStates();
for(size_t i=0; i<states.size(); ++i) {
EUTelState state = states.at(i);
state.print();
if(!state.getIsThereAHit()) {
continue;
}
EVENT::TrackerHit* hit = state.getHit();
float* statePosition = state.getPosition();
const double* hitPosition = hit->getPosition();
float residual[2];
streamlog_out(DEBUG2) << "State position: " << statePosition[0]<<","<<statePosition[1]<<","<<statePosition[2]<< std::endl;
streamlog_out(DEBUG2) << "Hit position: " << hitPosition[0]<<","<<hitPosition[1]<<","<<hitPosition[2]<< std::endl;
typedef std::map<int ,AIDA::IProfile2D* >::iterator it_type;
for(it_type iterator = _mapFromSensorIDToHistogramX.begin(); iterator != _mapFromSensorIDToHistogramX.end(); iterator++) {
if(iterator->first == state.getLocation()) {
residual[0]=statePosition[0]-hitPosition[0];
streamlog_out(DEBUG2) << "Add residual X : " << residual[0]<< std::endl;
_mapFromSensorIDToHistogramX[ state.getLocation() ] -> fill( hitPosition[0], hitPosition[1], residual[0], 1 );
break;
}
}
for(it_type iterator = _mapFromSensorIDToHistogramY.begin(); iterator != _mapFromSensorIDToHistogramY.end(); iterator++) {
if(iterator->first == state.getLocation()) {
residual[1]=statePosition[1]-hitPosition[1];
streamlog_out(DEBUG2) << "Add residual Y : " << residual[1]<< std::endl;
_mapFromSensorIDToHistogramY[ state.getLocation() ] -> fill( hitPosition[0], hitPosition[1], residual[1], 1 );
break;
}
}
}
streamlog_out(DEBUG2) << " EUTelTrackAnalysis::plotResidualVsPosition------------------------------END"<< std::endl;
}
aidaTT::trackParameters createPreFit(aidaTT::trackParameters& tp, const TrackerHitVec& lcioHits ){
// create a prefit from the hits w/o QMS and dEdx
aidaTT::moveHelixTo( tp, aidaTT::Vector3D() ) ; // move to origin
aidaTT::trajectory traj( tp, fitter, propagation ) ;
// try to use up to 25 or so hits....
unsigned nHits = lcioHits.size() ;
int step = ( nHits <= 25 ? 1 : int( 1.*nHits/25. ) ) ;
streamlog_out( DEBUG2 ) << " MarlinAidaTTTrack::createPreFit() : will use every "
<< step << "-th hit for prefit ! " << std::endl ;
for(unsigned i=0 ; i < nHits ; i+= step ){
EVENT::TrackerHit* hit = lcioHits[i] ;
long hitid = hit->getCellID0() ;
SurfMap::iterator it = surfMap.find( hitid ) ;
if( it == surfMap.end() ){
streamlog_out( DEBUG3 ) << " MarlinAidaTTTrack::createPreFit() : no surface found for id : "
<< cellIDString( hitid ) << std::endl ;
continue;
}
const aidaTT::ISurface* surf = it->second ;
double hitpos[3] ;
std::vector<double> precision ;
getHitInfo( hit, hitpos, precision , surf) ;
streamlog_out( DEBUG2 ) << " MarlinAidaTTTrack::createPreFit() : adding hit for "
<< cellIDString( hitid ) << " at "
<< aidaTT::Vector3D( hit->getPosition() ) << std::endl ;
traj.addMeasurement( hitpos, precision, *surf, hit );
}
traj.prepareForFitting();
int success = traj.fit();
if( success ) {
const aidaTT::fitResults* result = traj.getFitResults();
const aidaTT::trackParameters& newTP = result->estimatedParameters() ;
streamlog_out( DEBUG4 ) << " MarlinAidaTTTrack::createPreFit() : prefit tp: "
<< newTP << std::endl ;
return newTP ;
} else {
streamlog_out( WARNING ) << " MarlinAidaTTTrack::createPreFit() : prefit failed for tp: "
<< tp << std::endl ;
return tp ;
}
}
