#include <RPCSimParam.h>

Inheritance diagram for RPCSimParam:

Public Member Functions
	RPCSimParam (const edm::ParameterSet &config)

void	simulate (const RPCRoll roll, const edm::PSimHitContainer &rpcHits, CLHEP::HepRandomEngine ) override

void	simulateNoise (const RPCRoll , CLHEP::HepRandomEngine ) override

	~RPCSimParam () override

Public Member Functions inherited from RPCSim
const DigiSimLinks &	digiSimLinks () const

virtual void	fillDigis (int rollDetId, RPCDigiCollection &digis)

RPCSimSetUp *	getRPCSimSetUp ()

const RPCDigiSimLinks &	rpcDigiSimLinks () const

void	setRPCSimSetUp (RPCSimSetUp *setup)

virtual	~RPCSim ()

Private Member Functions
void	init () override

Private Attributes
RPCSynchronizer *	_rpcSync

double	aveCls

double	aveEff

double	dtimCs

double	gate

double	lbGate

int	N_hits

int	nbxing

double	rate

double	resEle

double	resRPC

bool	rpcdigiprint

double	sspeed

double	timOff

Additional Inherited Members
Public Types inherited from RPCSim
typedef edm::DetSet< StripDigiSimLink >	DigiSimLinks

typedef edm::DetSet< RPCDigiSimLink >	RPCDigiSimLinks

Protected Types inherited from RPCSim
typedef std::multimap< std::pair< unsigned int, int >, const PSimHit *, std::less< std::pair< unsigned int, int > > >	DetectorHitMap

Protected Member Functions inherited from RPCSim
virtual void	addLinks (unsigned int strip, int bx)

	RPCSim (const edm::ParameterSet &config)

Protected Attributes inherited from RPCSim
std::set< RPCDigi >	irpc_digis

std::set< std::pair< int, int > >	strips

DetectorHitMap	theDetectorHitMap

DigiSimLinks	theDigiSimLinks

RPCDigiSimLinks	theRpcDigiSimLinks

RPCSimSetUp *	theSimSetUp

Detailed Description

Class for the RPC strip response simulation based on a parametrized model (ORCA-based)

Author: Marcello Maggi – INFN Bari

Definition at line 20 of file RPCSimParam.h.

Constructor & Destructor Documentation

◆ RPCSimParam()

RPCSimParam::RPCSimParam ( const edm::ParameterSet & config )

Definition at line 12 of file RPCSimParam.cc.

                                                       : RPCSim(config) {
   aveEff = config.getParameter<double>("averageEfficiency");
   aveCls = config.getParameter<double>("averageClusterSize");
   resRPC = config.getParameter<double>("timeResolution");
   timOff = config.getParameter<double>("timingRPCOffset");
   dtimCs = config.getParameter<double>("deltatimeAdjacentStrip");
   resEle = config.getParameter<double>("timeJitter");
   sspeed = config.getParameter<double>("signalPropagationSpeed");
   lbGate = config.getParameter<double>("linkGateWidth");
   rpcdigiprint = config.getParameter<bool>("printOutDigitizer");
  
   rate = config.getParameter<double>("Rate");
   nbxing = config.getParameter<int>("Nbxing");
   gate = config.getParameter<double>("Gate");
  
   if (rpcdigiprint) {
     std::cout << "Average Efficiency        = " << aveEff << std::endl;
     std::cout << "Average Cluster Size      = " << aveCls << " strips" << std::endl;
     std::cout << "RPC Time Resolution       = " << resRPC << " ns" << std::endl;
     std::cout << "RPC Signal formation time = " << timOff << " ns" << std::endl;
     std::cout << "RPC adjacent strip delay  = " << dtimCs << " ns" << std::endl;
     std::cout << "Electronic Jitter         = " << resEle << " ns" << std::endl;
     std::cout << "Signal propagation time   = " << sspeed << " x c" << std::endl;
     std::cout << "Link Board Gate Width     = " << lbGate << " ns" << std::endl;
   }
  
   _rpcSync = new RPCSynchronizer(config);
 }

References _rpcSync, aveCls, aveEff, gather_cfg::cout, dtimCs, gate, lbGate, nbxing, rate, resEle, resRPC, rpcdigiprint, sspeed, and timOff.

◆ ~RPCSimParam()

RPCSimParam::~RPCSimParam ( )

override

Definition at line 41 of file RPCSimParam.cc.

41 { delete _rpcSync; }

References _rpcSync.

Member Function Documentation

◆ init()

void RPCSimParam::init ( void )

inlineoverrideprivatevirtual

Implements RPCSim.

Definition at line 30 of file RPCSimParam.h.

30 {};

◆ simulate()

void RPCSimParam::simulate	(	const RPCRoll *	roll,
		const edm::PSimHitContainer &	rpcHits,
		CLHEP::HepRandomEngine *	engine
	)

overridevirtual

Implements RPCSim.

Definition at line 43 of file RPCSimParam.cc.

                                                                                                                 {
   _rpcSync->setRPCSimSetUp(getRPCSimSetUp());
   theRpcDigiSimLinks.clear();
   theDetectorHitMap.clear();
   theRpcDigiSimLinks = RPCDigiSimLinks(roll->id().rawId());
  
   const Topology& topology = roll->specs()->topology();
  
   for (edm::PSimHitContainer::const_iterator _hit = rpcHits.begin(); _hit != rpcHits.end(); ++_hit) {
     // Here I hould check if the RPC are up side down;
     const LocalPoint& entr = _hit->entryPoint();
     int time_hit = _rpcSync->getSimHitBx(&(*_hit), engine);
  
     // Effinciecy
     float eff = CLHEP::RandFlat::shoot(engine);
     if (eff < aveEff) {
       int centralStrip = topology.channel(entr) + 1;
       int fstrip = centralStrip;
       int lstrip = centralStrip;
       // Compute the cluster size
       double w = CLHEP::RandFlat::shoot(engine);
       if (w < 1.e-10)
         w = 1.e-10;
       int clsize = static_cast<int>(-1. * aveCls * log(w) + 1.);
       std::vector<int> cls;
       cls.push_back(centralStrip);
       if (clsize > 1) {
         for (int cl = 0; cl < (clsize - 1) / 2; cl++)
           if (centralStrip - cl - 1 >= 1) {
             fstrip = centralStrip - cl - 1;
             cls.push_back(fstrip);
           }
         for (int cl = 0; cl < (clsize - 1) / 2; cl++)
           if (centralStrip + cl + 1 <= roll->nstrips()) {
             lstrip = centralStrip + cl + 1;
             cls.push_back(lstrip);
           }
         if (clsize % 2 == 0) {
           // insert the last strip according to the
           // simhit position in the central strip
           double deltaw = roll->centreOfStrip(centralStrip).x() - entr.x();
           if (deltaw < 0.) {
             if (lstrip < roll->nstrips()) {
               lstrip++;
               cls.push_back(lstrip);
             }
           } else {
             if (fstrip > 1) {
               fstrip--;
               cls.push_back(fstrip);
             }
           }
         }
       }
  
       for (std::vector<int>::iterator i = cls.begin(); i != cls.end(); i++) {
         // Check the timing of the adjacent strip
         std::pair<unsigned int, int> digi(*i, time_hit);
  
         theDetectorHitMap.insert(DetectorHitMap::value_type(digi, &(*_hit)));
         strips.insert(digi);
       }
     }
   }
 }

References _rpcSync, aveCls, aveEff, RPCRoll::centreOfStrip(), GetRecoTauVFromDQM_MC_cff::cl, edm::DetSet< T >::clear(), MillePedeFileConverter_cfg::e, RPCSim::getRPCSimSetUp(), RPCSynchronizer::getSimHitBx(), mps_fire::i, RPCRoll::id(), dqm-mbProfile::log, RPCRoll::nstrips(), DetId::rawId(), RPCSynchronizer::setRPCSimSetUp(), RPCRoll::specs(), RPCSim::strips, RPCSim::theDetectorHitMap, RPCSim::theRpcDigiSimLinks, RPCRollSpecs::topology(), ecaldqm::topology(), w, and PV3DBase< T, PVType, FrameType >::x().

◆ simulateNoise()

void RPCSimParam::simulateNoise	(	const RPCRoll *	roll,
		CLHEP::HepRandomEngine *	engine
	)

overridevirtual

Implements RPCSim.

Definition at line 109 of file RPCSimParam.cc.

                                                                                  {
   RPCDetId rpcId = roll->id();
   int nstrips = roll->nstrips();
   double area = 0.0;
  
   if (rpcId.region() == 0) {
     const RectangularStripTopology* top_ = dynamic_cast<const RectangularStripTopology*>(&(roll->topology()));
     float xmin = (top_->localPosition(0.)).x();
     float xmax = (top_->localPosition((float)roll->nstrips())).x();
     float striplength = (top_->stripLength());
     area = striplength * (xmax - xmin);
   } else {
     const TrapezoidalStripTopology* top_ = dynamic_cast<const TrapezoidalStripTopology*>(&(roll->topology()));
     float xmin = (top_->localPosition(0.)).x();
     float xmax = (top_->localPosition((float)roll->nstrips())).x();
     float striplength = (top_->stripLength());
     area = striplength * (xmax - xmin);
   }
  
   double ave = rate * nbxing * gate * area * 1.0e-9;
  
   CLHEP::RandPoissonQ randPoissonQ(*engine, ave);
   N_hits = randPoissonQ.fire();
  
   for (int i = 0; i < N_hits; i++) {
     int strip = static_cast<int>(CLHEP::RandFlat::shoot(engine, 1, nstrips));
     int time_hit;
     time_hit = (static_cast<int>(CLHEP::RandFlat::shoot(engine, (nbxing * gate) / gate))) - nbxing / 2;
     std::pair<int, int> digi(strip, time_hit);
     strips.insert(digi);
   }
 }

References custom_jme_cff::area, gate, mps_fire::i, RPCRoll::id(), RectangularStripTopology::localPosition(), TrapezoidalStripTopology::localPosition(), N_hits, nbxing, RPCRoll::nstrips(), rate, RPCDetId::region(), digitizers_cfi::strip, RectangularStripTopology::stripLength(), TrapezoidalStripTopology::stripLength(), RPCSim::strips, RPCRoll::topology(), x, TrackerOfflineValidation_Dqm_cff::xmax, and TrackerOfflineValidation_Dqm_cff::xmin.

Member Data Documentation

◆ _rpcSync

RPCSynchronizer* RPCSimParam::_rpcSync

private

Definition at line 48 of file RPCSimParam.h.

Referenced by RPCSimParam(), simulate(), and ~RPCSimParam().

◆ aveCls

double RPCSimParam::aveCls

private

Definition at line 34 of file RPCSimParam.h.

Referenced by RPCSimParam(), and simulate().

◆ aveEff

double RPCSimParam::aveEff

private

Definition at line 30 of file RPCSimParam.h.

Referenced by RPCSimParam(), and simulate().

◆ dtimCs

double RPCSimParam::dtimCs

private

Definition at line 37 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ gate

double RPCSimParam::gate

private

Definition at line 46 of file RPCSimParam.h.

Referenced by RPCSimParam(), and simulateNoise().

◆ lbGate

double RPCSimParam::lbGate

private

Definition at line 40 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ N_hits

int RPCSimParam::N_hits

private

Definition at line 43 of file RPCSimParam.h.

Referenced by simulateNoise().

◆ nbxing

int RPCSimParam::nbxing

private

Definition at line 44 of file RPCSimParam.h.

Referenced by RPCSimParam(), and simulateNoise().

◆ rate

double RPCSimParam::rate

private

Definition at line 45 of file RPCSimParam.h.

Referenced by RPCSimParam(), and simulateNoise().

◆ resEle

double RPCSimParam::resEle

private

Definition at line 38 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ resRPC

double RPCSimParam::resRPC

private

Definition at line 35 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ rpcdigiprint

bool RPCSimParam::rpcdigiprint

private

Definition at line 41 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ sspeed

double RPCSimParam::sspeed

private

Definition at line 39 of file RPCSimParam.h.

Referenced by RPCSimParam().

◆ timOff

double RPCSimParam::timOff

private

Definition at line 36 of file RPCSimParam.h.

Referenced by RPCSimParam().

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ RPCSimParam()

◆ ~RPCSimParam()

Member Function Documentation

◆ init()

◆ simulate()

◆ simulateNoise()

Member Data Documentation

◆ _rpcSync

◆ aveCls

◆ aveEff

◆ dtimCs

◆ gate

◆ lbGate

◆ N_hits

◆ nbxing

◆ rate

◆ resEle

◆ resRPC

◆ rpcdigiprint

◆ sspeed

◆ timOff