#include <RPCSimAverageNoise.h>

Inheritance diagram for RPCSimAverageNoise:

Public Member Functions
int	getClSize (float posX)

	RPCSimAverageNoise (const edm::ParameterSet &config)

void	setRandomEngine (CLHEP::HepRandomEngine &eng)

void	simulate (const RPCRoll *roll, const edm::PSimHitContainer &rpcHits)

void	simulateNoise (const RPCRoll *)

	~RPCSimAverageNoise ()

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 ()

Private Attributes
RPCSynchronizer *	_rpcSync

double	aveCls

double	aveEff

std::map< int, std::vector < double > >	clsMap

double	dtimCs

CLHEP::RandFlat *	flatDistribution

CLHEP::RandFlat *	flatDistribution2

double	frate

double	gate

std::ifstream *	infile

double	lbGate

int	N_hits

int	nbxing

CLHEP::RandPoissonQ *	poissonDistribution_

double	rate

double	resEle

double	resRPC

bool	rpcdigiprint

double	sspeed

std::vector< double >	sum_clsize

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

DetectorHitMap	theDetectorHitMap

DigiSimLinks	theDigiSimLinks

RPCDigiSimLinks	theRpcDigiSimLinks

RPCSimSetUp *	theSimSetUp

Detailed Description

Definition at line 30 of file RPCSimAverageNoise.h.

Constructor & Destructor Documentation

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

Definition at line 48 of file RPCSimAverageNoise.cc.

References _rpcSync, aveCls, aveEff, gather_cfg::cout, dtimCs, frate, gate, edm::ParameterSet::getParameter(), lbGate, nbxing, rate, resEle, resRPC, rpcdigiprint, sspeed, and timOff.

                                                                     : 
   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");
   frate=config.getParameter<double>("Frate");
 
   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);
 
 }

RPCSimAverageNoise::~RPCSimAverageNoise ( )

Definition at line 87 of file RPCSimAverageNoise.cc.

References _rpcSync, flatDistribution, flatDistribution2, and poissonDistribution_.

 {
   //Deleting the distribution defined in the constructor
   delete flatDistribution;
   delete flatDistribution2;
   delete poissonDistribution_;
   delete _rpcSync;
 }

Member Function Documentation

int RPCSimAverageNoise::getClSize ( float posX )

Definition at line 96 of file RPCSimAverageNoise.cc.

References clsMap, flatDistribution, RPCSimSetUp::getClsMap(), RPCSim::getRPCSimSetUp(), min, and sum_clsize.

Referenced by simulate().

 {
 
   std::map< int, std::vector<double> > clsMap = getRPCSimSetUp()->getClsMap();
 
   int cnt = 1;
   int min = 1;
   double func=0.0;
   std::vector<double> sum_clsize;
 
   double rr_cl = flatDistribution->fire();
   if(0.0 <= posX && posX < 0.2)  {
     func = (clsMap[1])[(clsMap[1]).size()-1]*(rr_cl);
     sum_clsize = clsMap[1];
   }
   if(0.2 <= posX && posX < 0.4) {
     func = (clsMap[2])[(clsMap[2]).size()-1]*(rr_cl);
     sum_clsize = clsMap[2];
   }
   if(0.4 <= posX && posX < 0.6) {
     func = (clsMap[3])[(clsMap[3]).size()-1]*(rr_cl);
     sum_clsize = clsMap[3];
   }
   if(0.6 <= posX && posX < 0.8) {
     func = (clsMap[4])[(clsMap[4]).size()-1]*(rr_cl);
     sum_clsize = clsMap[4];
   }
   if(0.8 <= posX && posX < 1.0)  {
     func = (clsMap[5])[(clsMap[5]).size()-1]*(rr_cl);
     sum_clsize = clsMap[5];
   }
 
   for(vector<double>::iterator iter = sum_clsize.begin();
       iter != sum_clsize.end(); ++iter){
     cnt++;
     if(func > (*iter)){
       min = cnt;
     }
     else if(func < (*iter)){
       break;
     }
   }
   return min;
 }

void RPCSimAverageNoise::init ( void )

inlineprivatevirtual

Implements RPCSim.

Definition at line 47 of file RPCSimAverageNoise.h.

47 {};

void RPCSimAverageNoise::setRandomEngine ( CLHEP::HepRandomEngine & eng )

virtual

Implements RPCSim.

Definition at line 80 of file RPCSimAverageNoise.cc.

References _rpcSync, flatDistribution, flatDistribution2, poissonDistribution_, and RPCSynchronizer::setRandomEngine().

                                                                  {
   flatDistribution = new CLHEP::RandFlat(eng);
   flatDistribution2 = new CLHEP::RandFlat(eng);
   poissonDistribution_ = new CLHEP::RandPoissonQ(eng);
   _rpcSync->setRandomEngine(eng);
 }

void RPCSimAverageNoise::simulate	(	const RPCRoll *	roll,
		const edm::PSimHitContainer &	rpcHits
	)

virtual

Implements RPCSim.

Definition at line 143 of file RPCSimAverageNoise.cc.

References _rpcSync, aveEff, RPCRoll::centreOfStrip(), cl, edm::DetSet< T >::clear(), alignCSCRings::e, flatDistribution, getClSize(), RPCSim::getRPCSimSetUp(), RPCSynchronizer::getSimHitBx(), i, RPCRoll::id(), RPCRoll::nstrips(), DetId::rawId(), RPCSynchronizer::setRPCSimSetUp(), RPCRoll::specs(), RPCRoll::strip(), RPCSim::strips, RPCSim::theDetectorHitMap, RPCSim::theRpcDigiSimLinks, RPCRollSpecs::topology(), w(), and PV3DBase< T, PVType, FrameType >::x().

 {
   _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));
     float posX = roll->strip(_hit->localPosition()) - static_cast<int>(roll->strip(_hit->localPosition()));
 
     // Effinciecy
 
     if (flatDistribution->fire() < aveEff) {
 
       int centralStrip = topology.channel(entr)+1;  
       int fstrip=centralStrip;
       int lstrip=centralStrip;
       // Compute the cluster size
       double w = flatDistribution->fire(1);
       if (w < 1.e-10) w=1.e-10;
       int clsize = this->getClSize(posX);
 
       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);
         }
         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<int, int> digi(*i,time_hit );
 
     theDetectorHitMap.insert(DetectorHitMap::value_type(digi,&(*_hit)));
     strips.insert(digi);
       }
     }
   }
 }

void RPCSimAverageNoise::simulateNoise ( const RPCRoll * roll )

virtual

Implements RPCSim.

Definition at line 216 of file RPCSimAverageNoise.cc.

References compareJSON::const, flatDistribution2, frate, gate, RPCSim::getRPCSimSetUp(), i, RPCRoll::id(), j, RectangularStripTopology::localPosition(), TrapezoidalStripTopology::localPosition(), N_hits, nbxing, RPCRoll::nstrips(), poissonDistribution_, DetId::rawId(), RPCDetId::region(), RectangularStripTopology::stripLength(), TrapezoidalStripTopology::stripLength(), RPCSim::strips, RPCRoll::topology(), and vdt::x.

 {
   RPCDetId rpcId = roll->id();
   std::vector<float> vnoise = (getRPCSimSetUp())->getNoise(rpcId.rawId());
   unsigned 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);
     }
   for(unsigned int j = 0; j < vnoise.size(); ++j){
     
     if(j >= nstrips) break; 
 
     double ave = frate*vnoise[j]*nbxing*gate*area*1.0e-9;
     N_hits = poissonDistribution_->fire(ave);
 
     for (int i = 0; i < N_hits; i++ ){
       int time_hit = (static_cast<int>(flatDistribution2->fire((nbxing*gate)/gate))) - nbxing/2;
       std::pair<int, int> digi(j+1,time_hit);
       strips.insert(digi);
     }
   }
 }