#include <CaloMeanResponse.h>

Public Member Functions
	CaloMeanResponse (edm::ParameterSet const &p)

double	getWeight (int genPID, double genP)

virtual	~CaloMeanResponse ()

Private Member Functions
void	readResponse (std::string fName)

Private Attributes
int	piLast

std::vector< double >	pionMomentum

std::vector< double >	pionTable

std::vector< int >	pionTypes

int	pLast

std::vector< double >	protonMomentum

std::vector< double >	protonTable

std::vector< int >	protonTypes

double	scale

bool	useTable

Detailed Description

Definition at line 10 of file CaloMeanResponse.h.

Constructor & Destructor Documentation

CaloMeanResponse::CaloMeanResponse ( edm::ParameterSet const & p )

Definition at line 12 of file CaloMeanResponse.cc.

References edm::ParameterSet::getParameter(), readResponse(), scale, AlCaHLTBitMon_QueryRunRegistry::string, and useTable.

                                                             {
 
   edm::ParameterSet m_p = p.getParameter<edm::ParameterSet>("CaloResponse");
   edm::FileInPath fp    = m_p.getParameter<edm::FileInPath>("ResponseFile");
   std::string fName     = fp.fullPath();
   useTable              = m_p.getParameter<bool>("UseResponseTable");
   scale                 = m_p.getParameter<double>("ResponseScale");
   edm::LogInfo("CaloSim") << "CaloMeanResponse initialized with scale " 
               << scale << " and use Table " << useTable 
               << " from file " << fName;
 
   readResponse (fName);
 }

CaloMeanResponse::~CaloMeanResponse ( )

virtual

Definition at line 26 of file CaloMeanResponse.cc.

26 {}

Member Function Documentation

double CaloMeanResponse::getWeight	(	int	genPID,
		double	genP
	)

Definition at line 28 of file CaloMeanResponse.cc.

References runEdmFileComparison::found, GeV, i, LogDebug, piLast, pionMomentum, pionTable, pionTypes, pLast, protonMomentum, protonTable, protonTypes, scale, useTable, and mps_merge::weight.

Referenced by CaloSD::getResponseWt().

                                                           {
   double weight = 1;
   bool   found=false;
   for (unsigned int i=0; i<pionTypes.size(); i++) {
     if (genPID == pionTypes[i]) {
       found = true;
       break;
     }
   }
   if (found) {
     weight = scale;
     if (useTable) {
       if (piLast >= 0) weight *= pionTable[piLast];
       for (unsigned int i=0; i<pionTable.size(); i++) {
     if (genP < pionMomentum[i]) {
       if (i == 0) weight = scale*pionTable[i];
       else        weight = scale*((pionTable[i-1]*(pionMomentum[i]-genP)+
                        pionTable[i]*(genP-pionMomentum[i-1]))/
                       (pionMomentum[i]-pionMomentum[i-1]));
       break;
     }
       }
     }
 #ifdef DebugLog
     LogDebug("CaloSim") << "CaloMeanResponse::getWeight PID " << genPID
             << " uses pion list and gets weight " << weight
             << " for momentum " << genP/GeV << " GeV/c";
 #endif
   } else {
     for (unsigned int i=0; i<protonTypes.size(); i++) {
       if (genPID == protonTypes[i]) {
     found = true;
     break;
       }
     }
     if (found) {
       weight = scale;
       if (useTable) {
     if (pLast >= 0) weight *= protonTable[pLast];
     for (unsigned int i=0; i<protonTable.size(); i++) {
       if (genP < protonMomentum[i]) {
         if (i == 0) weight = scale*protonTable[i];
         else        weight = scale*((protonTable[i-1]*(protonMomentum[i]-genP)+
                      protonTable[i]*(genP-protonMomentum[i-1]))/
                     (protonMomentum[i]-protonMomentum[i-1]));
         break;
       }
     }
       }
 #ifdef DebugLog
       LogDebug("CaloSim") << "CaloMeanResponse::getWeight PID " << genPID
               << " uses proton list and gets weight " << weight
               << " for momentum " << genP/GeV << " GeV/c";
 #endif
     } else {
 #ifdef DebugLog
       LogDebug("CaloSim") << "CaloMeanResponse::getWeight PID " << genPID
               << " is not in either lists and weight " << weight;
 #endif
     }
   }
   return weight;
 }

void CaloMeanResponse::readResponse ( std::string fName )

private

Definition at line 92 of file CaloMeanResponse.cc.

References GeV, i, recoMuon::in, createfilelist::int, LogDebug, sysUtil::pid, piLast, pionMomentum, pionTable, pionTypes, pLast, protonMomentum, protonTable, protonTypes, and particleFlowDisplacedVertex_cfi::ratio.

Referenced by CaloMeanResponse().

                                                     {
 
   std::ifstream infile;
   infile.open(fName.c_str(), std::ios::in);
 
   if (infile) {
     int    nene, npart, pid;
     double ene, responseData, responseMC, ratio;
 
     // First read the pion data
     infile >> nene >> npart;
     for (int i=0; i<npart; i++) {
       infile >> pid;
       pionTypes.push_back(pid);
     }
     for (int i=0; i<nene; i++) {
       infile >> ene >> responseData >> responseMC;
       if (responseMC > 0) ratio = responseData/responseMC;
       else                ratio = 1;
       pionMomentum.push_back(ene*GeV);
       pionTable.push_back(ratio);
     }
 
     // Then read the proton data
     infile >> nene >> npart;
     for (int i=0; i<npart; i++) {
       infile >> pid;
       protonTypes.push_back(pid);
     }
     for (int i=0; i<nene; i++) {
       infile >> ene >> responseData >> responseMC;
       if (responseMC > 0) ratio = responseData/responseMC;
       else                ratio = 1;
       protonMomentum.push_back(ene*GeV);
       protonTable.push_back(ratio);
     }
     infile.close();
   }
 
   piLast = (int)(pionTable.size()) - 1;
   pLast  = (int)(protonTable.size()) - 1;
 #ifdef DebugLog
   LogDebug("CaloSim") << "CaloMeanResponse::readResponse finds "
               << pionTypes.size() << " particles to use pion response"
               << " map with a table of " << pionTable.size() 
               << " data points " << piLast;
   for (unsigned int i=0; i<pionTypes.size(); i++) 
     LogDebug("CaloSim") << "Particle ID[" << i << "] = " << pionTypes[i];
   for (unsigned int i=0; i<pionTable.size(); i++) 
     LogDebug("CaloSim") << "Momentum[" << i << "] (" << pionMomentum[i]/GeV
             << " GeV/c) --> " << pionTable[i];
   LogDebug("CaloSim") << "CaloMeanResponse::readResponse finds "
               << protonTypes.size() << " particles to use proton "
               << "response map with a table of " << protonTable.size()
               << " data points " << pLast;
   for (unsigned int i=0; i<protonTypes.size(); i++) 
     LogDebug("CaloSim") << "Particle ID[" << i << "] = " << protonTypes[i];
   for (unsigned int i=0; i<protonTable.size(); i++) 
     LogDebug("CaloSim") << "Momentum[" << i << "] (" << protonMomentum[i]/GeV
             << " GeV/c) --> " << protonTable[i];
 #endif
 }