00001 #include "Alignment/ReferenceTrajectories/interface/ReferenceTrajectoryBase.h"
00002
00003 ReferenceTrajectoryBase::ReferenceTrajectoryBase(unsigned int nPar, unsigned int nHits)
00004 : theValidityFlag(false), theParamCovFlag(false),
00005 theNumberOfHits( nHits ),
00006 theTsosVec(), theRecHits(),
00007 theMeasurements(nMeasPerHit * nHits), theMeasurementsCov(nMeasPerHit * nHits, 0),
00008 theTrajectoryPositions(nMeasPerHit * nHits),
00009 theTrajectoryPositionCov(nMeasPerHit * nHits,0),
00010 theParameters(nPar), theParameterCov(nPar, 0),
00011 theDerivatives(nMeasPerHit * nHits, nPar, 0)
00012 {
00013 theTsosVec.reserve(nHits);
00014 theRecHits.reserve(nHits);
00015 }
00016
00017
00018 unsigned int
00019 ReferenceTrajectoryBase::numberOfUsedRecHits( const TransientTrackingRecHit::ConstRecHitContainer &recHits ) const
00020 {
00021 unsigned int nUsedHits = 0;
00022 TransientTrackingRecHit::ConstRecHitContainer::const_iterator itHit;
00023 for ( itHit = recHits.begin(); itHit != recHits.end(); ++itHit ) if ( useRecHit( *itHit ) ) ++nUsedHits;
00024 return nUsedHits;
00025 }
00026
00027
00028 bool
00029 ReferenceTrajectoryBase::useRecHit( const TransientTrackingRecHit::ConstRecHitPointer& hitPtr ) const
00030 {
00031 return hitPtr->isValid();
00032 }
1.5.4