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Architecture: [ linux ]
Version: [ head ] [ nightly ] [ GaudiDev ]
  Links to LXR source navigation pages for stable releases [ 12.*.* ]   [ 13.*.* ]   [ 14.*.* ]   [ 15.*.* ]  
001 #include "GaudiKernel/ToolFactory.h"
002 #include "GaudiKernel/SmartDataPtr.h"
003 #include "GaudiKernel/IDataProviderSvc.h"
004 
005 //----------------------------------------------------------------//
006 #include "Particle/TrackParticle.h"
007 #include "Particle/TrackParticleContainer.h"
008 
009 #include "TrkToolInterfaces/ITrackParticleCreatorTool.h"
010 
011 /////////////////////////////////////////////////////////
012 #include "STACOTools/TrackToTrackParticleExtrTool.h"
013 
014 TrackToTrackParticleExtrTool::TrackToTrackParticleExtrTool(const std::string& t, 
015                                             const std::string& n,
016                                             const IInterface*  p ):AthAlgTool(t,n,p),
017 p_ITrackParticleCreatorTool("Trk::TrackParticleCreatorTool/StacoParticleCreatorTool")
018 
019 {
020   declareInterface<ITrackToTrackParticleExtrTool>(this);
021 
022   declareProperty("ITrackParticleCreatorTool", p_ITrackParticleCreatorTool);
023   
024 }
025 
026 TrackToTrackParticleExtrTool::~TrackToTrackParticleExtrTool(){}
027 
028 // Initialize
029 StatusCode TrackToTrackParticleExtrTool::initialize() {
030 
031   StatusCode sc = StatusCode::SUCCESS;
032 
033   msg(MSG::INFO) << "Initialisation started     " << endreq;
034 
035   sc = AthAlgTool::initialize(); 
036   if ( sc.isFailure() ) {
037     msg(MSG::FATAL)  << " AthAlgTool::initialize() failed" << endreq;
038     return( StatusCode::FAILURE );
039   }
040 
041 //Get MBToTrackTool
042   if ( p_ITrackParticleCreatorTool.retrieve().isFailure() ) {
043     msg(MSG::FATAL) << "Failed to retrieve tool " << p_ITrackParticleCreatorTool << endreq;
044     return StatusCode::FAILURE;
045   }
046   msg(MSG::INFO) << "Retrieved tool " << p_ITrackParticleCreatorTool << endreq;
047 
048 
049   msg(MSG::INFO) << "Initialisation ended     " << endreq;
050 
051   return StatusCode::SUCCESS;
052 
053 }
054 
055 // Finalize
056 StatusCode TrackToTrackParticleExtrTool::finalize(){return StatusCode::SUCCESS;}
057 
058 // Convert
059 Rec::TrackParticle* TrackToTrackParticleExtrTool::convert(
060                                 const Trk::Track* pTrack
061 ){
062 
063 
064   const Trk::VxCandidate* pVxCandidate = 0 ;
065   return  p_ITrackParticleCreatorTool->createParticle(pTrack, pVxCandidate, Trk::NoVtx);
066 
067 }
068 // Convert
069 StatusCode TrackToTrackParticleExtrTool::convertCollection(
070                                 const TrackCollection*       pTrackCollection,
071                                 Rec::TrackParticleContainer* pTrackParticleContainer
072 ){
073 
074 
075 
076   for (TrackCollection::const_iterator it = pTrackCollection->begin(); it!=pTrackCollection->end(); ++it){
077 
078     const Trk::Track* pTrack = *it ;
079     Rec::TrackParticle* pTrackParticle = convert(pTrack);
080 
081     if (!pTrackParticle) msg(MSG::DEBUG) << " convert failed " <<endreq;
082 
083     if ( pTrackParticle ) {
084 //    Set the muon mass 
085       const  Trk::Track* pTrackOfpTrackParticle = pTrackParticle->originalTrack();
086       double ThePX = ((pTrackOfpTrackParticle->perigeeParameters())->momentum()).x() ;
087       double ThePY = ((pTrackOfpTrackParticle->perigeeParameters())->momentum()).y() ;
088       double ThePZ = ((pTrackOfpTrackParticle->perigeeParameters())->momentum()).z() ;
089       double TheMuonMass  = 105.659 ;
090       double TheE  = sqrt( (TheMuonMass*TheMuonMass)+(ThePX*ThePX)+(ThePY*ThePY)+(ThePZ*ThePZ) );
091       pTrackParticle->setE(TheE);
092       pTrackParticle->setStorableObject(pTrackCollection);
093       pTrackParticleContainer->push_back(pTrackParticle);
094     }
095 
096   }
097 
098 
099   return StatusCode::SUCCESS;
100 
101 }
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