#include <FastSimulation/CTPPSRecHitProducer/plugins/CTPPSRecHitProducer.cc>

Inheritance diagram for CTPPSRecHitProducer:

Public Member Functions
	CTPPSRecHitProducer (const edm::ParameterSet &)

	~CTPPSRecHitProducer () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

Private Types
typedef std::vector< PSimHit >	PSimHitContainer

Private Member Functions
void	beginStream (edm::StreamID) override

void	endStream () override

void	produce (edm::Event &, const edm::EventSetup &) override

Private Attributes
edm::EDGetTokenT< CrossingFrame< PSimHit > >	cf_token

double	fBeamXRMS_ToF

double	fBeamXRMS_Trk1

double	fBeamXRMS_Trk2

double	fHitSigmaX

double	fHitSigmaY

double	fHitSigmaZ

double	fTimeSigma

double	fToFCellHeight

std::vector< double >	fToFCellWidth

double	fToFInsertion

int	fToFNCellX

int	fToFNCellY

double	fToFPitchX

double	fToFPitchY

double	fToFXOffset

double	fTrackerHeight

double	fTrackerInsertion

double	fTrackerWidth

double	fTrk1XOffset

double	fTrk2XOffset

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Description: [one line class summary]

Implementation: [Notes on implementation]

Definition at line 68 of file CTPPSRecHitProducer.cc.

Member Typedef Documentation

typedef std::vector<PSimHit> CTPPSRecHitProducer::PSimHitContainer

private

Definition at line 79 of file CTPPSRecHitProducer.cc.

Constructor & Destructor Documentation

CTPPSRecHitProducer::CTPPSRecHitProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 96 of file CTPPSRecHitProducer.cc.

References cf_token, Exception, fBeamXRMS_ToF, fBeamXRMS_Trk1, fBeamXRMS_Trk2, fHitSigmaX, fHitSigmaY, fHitSigmaZ, fTimeSigma, fToFCellHeight, fToFCellWidth, fToFInsertion, fToFNCellX, fToFNCellY, fToFPitchX, fToFPitchY, fToFXOffset, fTrackerHeight, fTrackerInsertion, fTrackerWidth, fTrk1XOffset, fTrk2XOffset, edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), and AlCaHLTBitMon_QueryRunRegistry::string.

 {
     produces<edm::CTPPSFastRecHitContainer>("CTPPSFastRecHits");
 
       //Name of Collection use for create the XF 
       std::string mix_ = iConfig.getParameter<std::string>("mixLabel");
       std::string collection_for_XF = iConfig.getParameter<std::string>("InputCollection");
       cf_token = consumes<CrossingFrame<PSimHit> >( edm::InputTag(mix_, collection_for_XF) );   
 
       // Read the detector parameters
       fTrackerWidth       = iConfig.getParameter<double>("TrackerWidth");
       fTrackerHeight      = iConfig.getParameter<double>("TrackerHeight");
       fTrackerInsertion   = iConfig.getParameter<double>("TrackerInsertion");
       fBeamXRMS_Trk1 = iConfig.getParameter<double>("BeamXRMS_Trk1");
       fBeamXRMS_Trk2 = iConfig.getParameter<double>("BeamXRMS_Trk2");   
       fTrk1XOffset = iConfig.getParameter<double>("Trk1XOffset");
       fTrk2XOffset = iConfig.getParameter<double>("Trk2XOffset");                           
       fHitSigmaX = iConfig.getParameter<double>("HitSigmaX");
       fHitSigmaY = iConfig.getParameter<double>("HitSigmaY");       
       fHitSigmaZ = iConfig.getParameter<double>("HitSigmaZ");
       fToFCellWidth = iConfig.getUntrackedParameter<std::vector<double> >("ToFCellWidth");
       fToFCellHeight = iConfig.getParameter<double>("ToFCellHeight");   
       fToFPitchX = iConfig.getParameter<double>("ToFPitchX");
       fToFPitchY = iConfig.getParameter<double>("ToFPitchY");                   
       fToFNCellX          = iConfig.getParameter<int>("ToFNCellX");
       fToFNCellY          = iConfig.getParameter<int>("ToFNCellY");
       fToFInsertion       = iConfig.getParameter<double>("ToFInsertion"); 
       fBeamXRMS_ToF =  iConfig.getParameter<double>("BeamXRMS_ToF");
       fToFXOffset =  iConfig.getParameter<double>("ToFXOffset");
       fTimeSigma =  iConfig.getParameter<double>("TimeSigma");
 
       edm::Service<edm::RandomNumberGenerator> rng;
       if ( ! rng.isAvailable() ) {
           throw cms::Exception("Configuration")
             << "CTPPSRecHitProducer requires the RandomNumberGeneratorService\n"
             "which is not present in the configuration file.  You must add the service\n"
             "in the configuration file or remove the modules that require it.";
      }
                         
     
 }

CTPPSRecHitProducer::~CTPPSRecHitProducer ( )

override

Definition at line 139 of file CTPPSRecHitProducer.cc.

 {
 
 }

Member Function Documentation

void CTPPSRecHitProducer::beginStream ( edm::StreamID )

overrideprivate

Definition at line 272 of file CTPPSRecHitProducer.cc.

273 {

274 }

void CTPPSRecHitProducer::endStream ( )

overrideprivate

Definition at line 278 of file CTPPSRecHitProducer.cc.

References DEFINE_FWK_MODULE.

278 {

279 }

void CTPPSRecHitProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 146 of file CTPPSRecHitProducer.cc.

References cf_token, PSimHit::detUnitId(), PSimHit::entryPoint(), Exception, fBeamXRMS_ToF, fBeamXRMS_Trk1, fBeamXRMS_Trk2, fHitSigmaX, fHitSigmaY, CTPPSToFDetector::findCellId(), fTimeSigma, fToFCellHeight, fToFCellWidth, fToFInsertion, fToFNCellX, fToFNCellY, fToFPitchX, fToFPitchY, fToFXOffset, fTrackerHeight, fTrackerInsertion, fTrackerWidth, fTrk1XOffset, fTrk2XOffset, CTPPSToFDetector::get_CellCenter(), edm::Event::getByToken(), edm::RandomNumberGenerator::getEngine(), mps_fire::i, eostools::move(), gen::n, edm::Handle< T >::product(), edm::Event::put(), CTPPSFastRecHit::setCellId(), CTPPSFastRecHit::setDetUnitId(), CTPPSFastRecHit::setLocal3DPoint(), CTPPSFastRecHit::setTof(), rpcPointValidation_cfi::simHit, trackerHits::simHits, edm::Event::streamID(), lumiQTWidget::t, PSimHit::tof(), um_to_mm, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by JSONExport.JsonExport::export(), HTMLExport.HTMLExport::export(), and HTMLExport.HTMLExportStatic::export().

 {
     using namespace edm;
 
     edm::Service<edm::RandomNumberGenerator> rng;
     CLHEP::HepRandomEngine* engine = &rng->getEngine(iEvent.streamID());
     if ( engine->name() != "TRandom3" ) {
         throw cms::Exception("Configuration")
             << "The TRandom3 engine type must be used with CTPPSRecHitProducer, Random Number Generator Service not correctly configured!";
     }   
 
         //Mix the PSimHits for pileup
     Handle<CrossingFrame<PSimHit> > xFrame;
     iEvent.getByToken(cf_token, xFrame);
 
     std::unique_ptr<MixCollection<PSimHit> >
     simHits( new MixCollection<PSimHit>(xFrame.product()) );
 
         std::vector<CTPPSFastRecHit> theCTPPSFastRecHit;
 
   for(MixCollection<PSimHit>::MixItr ihit = simHits->begin();ihit != simHits->end(); ihit++)
 
      {
     const PSimHit* simHit = &(*ihit);
     unsigned int detlayerId = simHit->detUnitId(); 
         // DetId layer codification for PSimHit 
         // 2014314496 -> Tracker1 zPositive
         // 2014838784 -> Tracker2 zPositive
         // 2046820352 -> Timing   zPositive
         // 2031091712 -> Tracker1 zNegative
         // 2031616000 -> Tracker2 zNegative
         // 2063597568 -> Timing   zNegative
         bool outside = false;
 
         //Make Tracker RecHits by smearing the SimHits positions and applying fiducial cuts 
         CTPPSFastRecHit rechit; // (const Local3DPoint& entry, unsigned int detId, float tof, unsigned int cellId)
         if(detlayerId == 2014314496 || detlayerId == 2031091712) {
             // Apply position smearing
             float x_trk1 = simHit->entryPoint().x()+ CLHEP::RandGauss::shoot(engine,0,fHitSigmaX*um_to_mm);
             float y_trk1 = simHit->entryPoint().y()+ CLHEP::RandGauss::shoot(engine,0,fHitSigmaY*um_to_mm);
             float z_trk1 = simHit->entryPoint().z();
 
             // Apply fiducial cuts
             double pos_trk1 = fTrackerInsertion*fBeamXRMS_Trk1+fTrk1XOffset;
             if(x_trk1 >0 || fabs(x_trk1)<pos_trk1 || fabs(x_trk1)>(fTrackerWidth+pos_trk1) || fabs(y_trk1)>fTrackerHeight/2.)outside = true;
 
             float tof = 0.0;
             unsigned int cellId = 1;
             Local3DPoint xyzzy = Local3DPoint(x_trk1,y_trk1,z_trk1);
             if (!outside){ 
                 rechit.setLocal3DPoint(xyzzy);  
                 rechit.setTof(tof);
                 rechit.setDetUnitId(detlayerId);
                 rechit.setCellId(cellId);
                 theCTPPSFastRecHit.push_back(rechit);
             }
         }
         if(detlayerId == 2014838784 || detlayerId == 2031616000) {
 
             // Apply position smearing
             double x_trk2 = simHit->entryPoint().x()+ CLHEP::RandGauss::shoot(engine,0,fHitSigmaX*um_to_mm);
             double y_trk2 = simHit->entryPoint().y()+ CLHEP::RandGauss::shoot(engine,0,fHitSigmaY*um_to_mm);
             double z_trk2 = simHit->entryPoint().z();   
             // Apply fiducial cuts
             double pos_trk2 = fTrackerInsertion*fBeamXRMS_Trk2+fTrk2XOffset; 
             if(x_trk2 >0 || fabs(x_trk2)<pos_trk2 || fabs(x_trk2)>(fTrackerWidth+pos_trk2) || fabs(y_trk2)>fTrackerHeight/2.)outside = true;    
 
             float tof = 0.0;
             unsigned int cellId = 2;
             Local3DPoint  xyzzy = Local3DPoint(x_trk2,y_trk2,z_trk2);
             if (!outside){
                 rechit.setLocal3DPoint(xyzzy);
                 rechit.setTof(tof);
                 rechit.setDetUnitId(detlayerId);
                 rechit.setCellId(cellId);
                 theCTPPSFastRecHit.push_back(rechit);
             } 
         }
         //Make Timing RecHits by smearing the SimHits time of flight and checking the cell of the hit
         //The RecHit position is the centre of the cell 
         if(detlayerId == 2046820352 || detlayerId == 2063597568) {
             float t = simHit->tof();
             unsigned int cellId = 0; 
             float tof = CLHEP::RandGauss::shoot(engine,t,fTimeSigma);
             double x_tof = simHit->entryPoint().x();
             double y_tof = simHit->entryPoint().y();
 
             double pos_tof = fToFInsertion*fBeamXRMS_ToF+fToFXOffset;
              
             std::vector<double> vToFCellWidth; 
             for (int i = 0 ; i < 8 ; i++){
                 vToFCellWidth.push_back(fToFCellWidth[i]); 
             } 
             CTPPSToFDetector *ToFDet = new CTPPSToFDetector(fToFNCellX,fToFNCellY,vToFCellWidth,fToFCellHeight,fToFPitchX,fToFPitchY,pos_tof,fTimeSigma);
             cellId = ToFDet->findCellId(x_tof,y_tof);
             if(cellId>0){
                 double xc_tof =0., yc_tof=0.; 
                 ToFDet->get_CellCenter(cellId, xc_tof, yc_tof);
                 Local3DPoint xyzzy = Local3DPoint(xc_tof,yc_tof,simHit->entryPoint().z());
                 rechit.setLocal3DPoint(xyzzy);
                 rechit.setTof(tof);
                 rechit.setDetUnitId(detlayerId);
                 rechit.setCellId(cellId);
                 theCTPPSFastRecHit.push_back(rechit);
             }    
         }
 
 
     }
 
     std::unique_ptr<CTPPSFastRecHitContainer> output_recHits(new edm::CTPPSFastRecHitContainer);
     output_recHits->reserve(simHits->size());   
 
     int  n = 0;
     for ( std::vector<CTPPSFastRecHit>::const_iterator i = theCTPPSFastRecHit.begin();
             i != theCTPPSFastRecHit.end(); i++ ) {
         output_recHits->push_back(*i);
         n += 1;
     }
 
     iEvent.put(std::move(output_recHits),"CTPPSFastRecHits");
 
 }