RPCSimSimple Class Reference

#include <RPCSimSimple.h>

Inheritance diagram for RPCSimSimple:

Public Member Functions
	RPCSimSimple (const edm::ParameterSet &config)
void	simulate (const RPCRoll *roll, const edm::PSimHitContainer &rpcHits, CLHEP::HepRandomEngine *) override
void	simulateNoise (const RPCRoll *, CLHEP::HepRandomEngine *) override
	~RPCSimSimple () 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	gate
int	N_hits
int	nbxing
double	rate

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 very simple model

Author

Marcello Maggi – INFN Bari

Definition at line 19 of file RPCSimSimple.h.

Constructor & Destructor Documentation

RPCSimSimple()

RPCSimSimple::RPCSimSimple

(

const edm::ParameterSet &

config

)

Definition at line 20 of file RPCSimSimple.cc.

References _rpcSync, gate, nbxing, and rate.

                                                        : RPCSim(config) {
  rate = config.getParameter<double>("Rate");
  nbxing = config.getParameter<int>("Nbxing");
  gate = config.getParameter<double>("Gate");

  _rpcSync = new RPCSynchronizer(config);
}

~RPCSimSimple()

RPCSimSimple::~RPCSimSimple ( )

override

Definition at line 28 of file RPCSimSimple.cc.

References _rpcSync.

{ delete _rpcSync; }

Member Function Documentation

init()

void RPCSimSimple::init ( void  )

inlineoverrideprivatevirtual

Implements RPCSim.

Definition at line 29 of file RPCSimSimple.h.

{};

simulate()

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

overridevirtual

Implements RPCSim.

Definition at line 30 of file RPCSimSimple.cc.

References _rpcSync, edm::DetSet< T >::clear(), RPCSim::getRPCSimSetUp(), RPCSynchronizer::getSimHitBx(), nano_mu_digi_cff::roll, RPCSynchronizer::setRPCSimSetUp(), RPCSim::strips, RPCSim::theDetectorHitMap, and RPCSim::theRpcDigiSimLinks.

                                                                                                                 {
  _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);
    //    const LocalPoint& exit=_hit->exitPoint();

    std::pair<int, int> digi(topology.channel(entr) + 1, time_hit);

    theDetectorHitMap.insert(DetectorHitMap::value_type(digi, &(*_hit)));
    strips.insert(digi);
  }
}

simulateNoise()

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

overridevirtual

Implements RPCSim.

Definition at line 50 of file RPCSimSimple.cc.

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

                                                                                  {
  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);
  }
}

Member Data Documentation

_rpcSync

RPCSynchronizer* RPCSimSimple::_rpcSync

private

Definition at line 29 of file RPCSimSimple.h.

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

gate

double RPCSimSimple::gate

private

Definition at line 35 of file RPCSimSimple.h.

Referenced by RPCSimSimple(), and simulateNoise().

N_hits

int RPCSimSimple::N_hits

private

Definition at line 32 of file RPCSimSimple.h.

Referenced by simulateNoise().

nbxing

int RPCSimSimple::nbxing

private

Definition at line 33 of file RPCSimSimple.h.

Referenced by RPCSimSimple(), and simulateNoise().

rate

double RPCSimSimple::rate

private

Definition at line 34 of file RPCSimSimple.h.

Referenced by RPCSimSimple(), and simulateNoise().