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Sylvester Joosten authoredmerged in changes from upstream, including major changes to the THcHodoscope class. I had to manually propagate some of these changes because of the differences in implementation for this classs.
Sylvester Joosten authoredmerged in changes from upstream, including major changes to the THcHodoscope class. I had to manually propagate some of these changes because of the differences in implementation for this classs.
THcCoinTime.cxx 13.90 KiB
/** \class THcCoinTime
\ingroup PhysMods
\brief Class for calculating and adding the Coincidence Time in the Tree.
//Author: Carlos Yero
//Date: April 27, 2018
*/
#include "THaEvData.h"
#include "THaCutList.h"
#include "VarDef.h"
#include "VarType.h"
#include "TClonesArray.h"
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <iostream>
#include "THcCoinTime.h"
#include "THcTrigDet.h"
#include "THaApparatus.h"
#include "THcHodoHit.h"
#include "THcGlobals.h"
#include "THcParmList.h"
using namespace std;
//_____________________________________________________________________________
THcCoinTime::THcCoinTime (const char *name, const char* description, const char* hadArmName,
const char* elecArmName, const char* coinname) :
hcana::ConfigLogging<THaPhysicsModule>(name, description),
fCoinDetName(coinname),
fhadArmName(hadArmName), //initialize spectro names
felecArmName(elecArmName),
fhadSpectro(NULL), //initialize spectro objects
felecSpectro(NULL),
fCoinDet(NULL)
{
}
//_____________________________________________________________________________
THcCoinTime::~THcCoinTime()
{
//Destructor
RemoveVariables();
}
//_____________________________________________________________________________
void THcCoinTime::Clear( Option_t* opt )
{
// Clear all event-by-event variables.
// THaPhysicsModule::Clear(opt);
fROC1_epCoinTime=kBig;
fROC2_epCoinTime=kBig;
fROC1_eKCoinTime=kBig;
fROC2_eKCoinTime=kBig;
fROC1_ePiCoinTime=kBig;
fROC2_ePiCoinTime=kBig;
fROC1_ePosCoinTime=kBig;
fROC2_ePosCoinTime=kBig;
fROC1_RAW_CoinTime=kBig;
fROC2_RAW_CoinTime=kBig;
}
//_____________________________________________________________________________void THcCoinTime::Reset( Option_t* opt)
// Clear event-by-event data
{
Clear(opt);
}
//_____________________________________________________________________________
THaAnalysisObject::EStatus THcCoinTime::Init( const TDatime& run_time )
{
// Initialize THcCoinTime physics module
//cout << "*************************************************" << endl;
//cout << "Initializing THcCointTime Physics Modue" << endl;
//cout << "Hadron Arm -------> " << fhadArmName << endl;
//cout << "Electron Arm -------> " << felecArmName << endl;
//cout << "TrigDet -------> " << fCoinDetName << endl;
//cout << "**************************************************" << endl;
_logger->info("*************************************************");
_logger->info("Initializing THcCointTime Physics Modue" );
_logger->info("Hadron Arm -------> {}" , fhadArmName.Data() );
_logger->info("Electron Arm -------> {}" , felecArmName.Data() );
_logger->info("TrigDet -------> {}" , fCoinDetName.Data() );
_logger->info("**************************************************" );
fStatus = kOK;
fhadSpectro = dynamic_cast<THcHallCSpectrometer*>
( FindModule( fhadArmName.Data(), "THcHallCSpectrometer"));
if( !fhadSpectro ) {
//cout << "THcCoinTime module Cannnot find Hadron Arm = " << fhadArmName.Data() << endl;
_logger->error("THcCoinTime module Cannnot find Hadron Arm = {}" , fhadArmName.Data());
fStatus = kInitError;
return fStatus;
}
felecSpectro = dynamic_cast<THcHallCSpectrometer*>
( FindModule( felecArmName.Data(), "THcHallCSpectrometer"));
if( !felecSpectro ) {
//cout << "THcCoinTime module Cannnot find Electron Arm = " << felecArmName.Data() << endl;
_logger->error("THcCoinTime module Cannnot find Electron Arm = {}" , felecArmName.Data());
fStatus = kInitError;
return fStatus;
}
fCoinDet = dynamic_cast<THcTrigDet*>
( FindModule( fCoinDetName.Data(), "THcTrigDet"));
if( !fCoinDet ) {
//cout << "THcCoinTime module Cannnot find TrigDet = " << fCoinDetName.Data() << endl;
_logger->error("THcCoinTime module Cannnot find TrigDet = {}", fCoinDetName.Data());
fStatus = kInitError;
return fStatus;
}
if( (fStatus=THaPhysicsModule::Init( run_time )) != kOK ) {
return fStatus;
}
return fStatus;
}
//_____________________________________________________________________________
Int_t THcCoinTime::ReadDatabase( const TDatime& date )
{
// Read database. Gets variable needed for CoinTime calculation
DBRequest list[]={
{"eHadCoinTime_Offset", &eHad_CT_Offset, kDouble, 0, 1}, //coin time offset for ep coincidences
{"HMS_CentralPathLen", &HMScentralPathLen, kDouble, 0, 1},
{"SHMS_CentralPathLen", &SHMScentralPathLen, kDouble, 0, 1},
{0}
};
//Default values if not read from param file
eHad_CT_Offset = 0.0;
HMScentralPathLen = 22.0*100.;
SHMScentralPathLen = 18.1*100.;
gHcParms->LoadParmValues((DBRequest*)&list, "");
return kOK;
}
//_____________________________________________________________________________
Int_t THcCoinTime::DefineVariables( EMode mode )
{
if( mode == kDefine && fIsSetup ) return kOK;
fIsSetup = ( mode == kDefine );
const RVarDef vars[] = {
{"epCoinTime_ROC1", "ROC1 Corrected ep Coincidence Time", "fROC1_epCoinTime"},
{"epCoinTime_ROC2", "ROC2 Corrected ep Coincidence Time", "fROC2_epCoinTime"},
{"epCoinTime_TRIG1", "TRIG1 Corrected ep Coincidence Time", "fTRIG1_epCoinTime"},
{"epCoinTime_TRIG4", "TRIG4 Corrected ep Coincidence Time", "fTRIG4_epCoinTime"},
{"eKCoinTime_ROC1", "ROC1 Corrected eK Coincidence Time", "fROC1_eKCoinTime"},
{"eKCoinTime_ROC2", "ROC2 Corrected eK Coincidence Time", "fROC2_eKCoinTime"},
{"eKCoinTime_TRIG1", "TRIG1 Corrected eK Coincidence Time", "fTRIG1_eKCoinTime"},
{"eKCoinTime_TRIG4", "TRIG4 Corrected eK Coincidence Time", "fTRIG4_eKCoinTime"},
{"ePiCoinTime_ROC1", "ROC1 Corrected ePi Coincidence Time", "fROC1_ePiCoinTime"},
{"ePiCoinTime_ROC2", "ROC2 Corrected ePi Coincidence Time", "fROC2_ePiCoinTime"},
{"ePiCoinTime_TRIG1", "TRIG1 Corrected ePi Coincidence Time", "fTRIG1_ePiCoinTime"},
{"ePiCoinTime_TRIG4", "TRIG4 Corrected ePi Coincidence Time", "fTRIG4_ePiCoinTime"},
{"ePositronCoinTime_ROC1", "ROC1 Corrected e-Positorn Coincidence Time", "fROC1_ePosCoinTime"},
{"ePositronCoinTime_ROC2", "ROC2 Corrected e-Positron Coincidence Time", "fROC2_ePosCoinTime"},
{"ePositronCoinTime_TRIG1", "TRIG1 Corrected e-Positorn Coincidence Time", "fTRIG1_ePosCoinTime"},
{"ePositronCoinTime_TRIG4", "TRIG4 Corrected e-Positron Coincidence Time", "fTRIG4_ePosCoinTime"},
{"CoinTime_RAW_ROC1", "ROC1 RAW Coincidence Time", "fROC1_RAW_CoinTime"},
{"CoinTime_RAW_ROC2", "ROC2 RAW Coincidence Time", "fROC2_RAW_CoinTime"},
{"CoinTime_RAW_TRIG1", "TRIG1 RAW Coincidence Time", "fTRIG1_RAW_CoinTime"},
{"CoinTime_RAW_TRIG4", "TRIG4 RAW Coincidence Time", "fTRIG4_RAW_CoinTime"},
{"DeltaSHMSPathLength","DeltaSHMSpathLength (cm)","DeltaSHMSpathLength"},
{"DeltaHMSPathLength", "DeltaHMSpathLength (cm)","DeltaHMSpathLength"},
{"had_coinCorr_Positron", "", "had_coinCorr_Positron"},
{"elec_coinCorr", "", "elec_coinCorr"},
{ 0 }
};
return DefineVarsFromList( vars, mode );
}
//_____________________________________________________________________________
Int_t THcCoinTime::Process( const THaEvData& evdata )
{
if( !IsOK() || !gHaRun ) return -1;
//Declare track information objects for hadron/electron arm
THaTrackInfo* had_trkifo = fhadSpectro->GetTrackInfo();
THaTrackInfo* elec_trkifo = felecSpectro->GetTrackInfo();
if( !had_trkifo) cout << " no hadron track " << endl;
if( !elec_trkifo) cout << " no electron track " << endl;
//Check if the hadron/electron arm had a track
if( !had_trkifo || !had_trkifo->IsOK() ) return 1;
if( !elec_trkifo || !elec_trkifo->IsOK() ) return 1;
//Create THaTrack object for hadron/elec arms to get relevant golden track quantities
if (felecArmName=="H") {
theSHMSTrack =(fhadSpectro->GetGoldenTrack());
theHMSTrack = (felecSpectro->GetGoldenTrack());
} else{
theSHMSTrack =(felecSpectro->GetGoldenTrack());
theHMSTrack = (fhadSpectro->GetGoldenTrack());
}
//Gather relevant variables for Coincidence time calculation
lightSpeed = 29.9792; // in cm/ns
elec_coinCorr=kBig;
had_coinCorr_Positron=kBig;
//Particle Masses (HardCoded)
elecMass = 0.510998/1000.0; // electron mass in GeV/c^2
positronMass = 0.510998/1000.0;
protonMass = 938.27208/1000.0; // proton mass in GeV/c^2
kaonMass = 493.677/1000.0; //charged kaon mass in GeV/c^2
pionMass = 139.570/1000.0; //charged pion mass in GeV/c^2
//Check if there was a golden track in both arms
if (!theSHMSTrack || !theHMSTrack)
{
return 1;
}
//Check if Database is reading the correct elec-arm particle mass
if (felecSpectro->GetParticleMass() > 0.00052) return 1;
//SHMS arm
Double_t shms_xptar = theSHMSTrack->GetTTheta();
Double_t shms_dP = theSHMSTrack->GetDp();
Double_t SHMS_FPtime = theSHMSTrack->GetFPTime();
//HMS arm
Double_t hms_xptar = theHMSTrack->GetTTheta();
Double_t hms_dP = theHMSTrack->GetDp();
Double_t hms_xfp = theHMSTrack->GetX();
Double_t hms_xpfp = theHMSTrack->GetTheta();
Double_t hms_ypfp = theHMSTrack->GetPhi();
Double_t HMS_FPtime = theHMSTrack->GetFPTime();
//Get raw TDC Times for HMS/SHMS (3/4 trigger)
pTRIG1_TdcTime_ROC1 = fCoinDet->Get_CT_Trigtime(0); //SHMS
pTRIG4_TdcTime_ROC1 = fCoinDet->Get_CT_Trigtime(1); //HMS
pTRIG1_TdcTime_ROC2 = fCoinDet->Get_CT_Trigtime(2);//SHMS
pTRIG4_TdcTime_ROC2 = fCoinDet->Get_CT_Trigtime(3);//HMS
DeltaSHMSpathLength = .11*shms_xptar*1000 +0.057*shms_dP/100.;
DeltaHMSpathLength = -1.0*(12.462*hms_xpfp + 0.1138*hms_xpfp*hms_xfp - 0.0154*hms_xfp - 72.292*hms_xpfp*hms_xpfp - 0.0000544*hms_xfp*had_xfp - 116.52*hms_ypfp*hms_ypfp);
DeltaHMSpathLength = (.12*hms_xptar*1000 +0.17*hms_dP/100.);
// default assume SHMS is electron arm
Double_t ElecPathLength=SHMScentralPathLen + DeltaSHMSpathLength;
Double_t HadPathLength=HMScentralPathLen + DeltaHMSpathLength;
elec_P = theSHMSTrack->GetP(); //electron golden track arm momentum
had_P = theHMSTrack->GetP(); //hadron golden track arm momentum Int_t sign=-1;
if (felecArmName=="H") {
ElecPathLength=HMScentralPathLen + DeltaHMSpathLength;
HadPathLength=SHMScentralPathLen + DeltaSHMSpathLength;
elec_P = theHMSTrack->GetP(); //electron golden track arm momentum
had_P = theSHMSTrack->GetP(); //hadron golden track arm momentum
sign=1;
}
//beta calculations beta = v/c = p/E
elecArm_BetaCalc = elec_P / sqrt(elec_P*elec_P + elecMass*elecMass);
hadArm_BetaCalc_proton = had_P / sqrt(had_P*had_P + protonMass*protonMass);
hadArm_BetaCalc_Kaon = had_P / sqrt(had_P*had_P + kaonMass*kaonMass);
hadArm_BetaCalc_Pion = had_P / sqrt(had_P*had_P + pionMass*pionMass);
hadArm_BetaCalc_Positron = had_P / sqrt(had_P*had_P + positronMass*positronMass);
//Coincidence Corrections
elec_coinCorr = (ElecPathLength) / (lightSpeed * elecArm_BetaCalc );
had_coinCorr_proton = (HadPathLength) / (lightSpeed * hadArm_BetaCalc_proton );
had_coinCorr_Kaon = (HadPathLength)/ (lightSpeed * hadArm_BetaCalc_Kaon );
had_coinCorr_Pion = (HadPathLength)/ (lightSpeed * hadArm_BetaCalc_Pion );
had_coinCorr_Positron = (HadPathLength) / (lightSpeed * hadArm_BetaCalc_Positron );
//Raw, Uncorrected Coincidence Time
fROC1_RAW_CoinTime = (pTRIG1_TdcTime_ROC1 + SHMS_FPtime) - (pTRIG4_TdcTime_ROC1 + HMS_FPtime);
fROC2_RAW_CoinTime = (pTRIG1_TdcTime_ROC2 + SHMS_FPtime) - (pTRIG4_TdcTime_ROC2 + HMS_FPtime);
fTRIG1_RAW_CoinTime = (pTRIG1_TdcTime_ROC1 + SHMS_FPtime) - (pTRIG1_TdcTime_ROC2 + HMS_FPtime);
fTRIG4_RAW_CoinTime = (pTRIG4_TdcTime_ROC1 + SHMS_FPtime) - (pTRIG4_TdcTime_ROC2 + HMS_FPtime);
//Corrected Coincidence Time for ROC1/ROC2 (ROC1 Should be identical to ROC2)
//
//PROTON
fROC1_epCoinTime = fROC1_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_proton) - eHad_CT_Offset;
fROC2_epCoinTime = fROC2_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_proton) - eHad_CT_Offset;
fTRIG1_epCoinTime = fTRIG1_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_proton) - eHad_CT_Offset;
fTRIG4_epCoinTime = fTRIG4_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_proton) - eHad_CT_Offset;
//KAON
fROC1_eKCoinTime = fROC1_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_Kaon) - eHad_CT_Offset;
fROC2_eKCoinTime = fROC2_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_Kaon) - eHad_CT_Offset;
fTRIG1_eKCoinTime = fTRIG1_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_Kaon) - eHad_CT_Offset;
fTRIG4_eKCoinTime = fTRIG4_RAW_CoinTime + sign*( elec_coinCorr-had_coinCorr_Kaon) - eHad_CT_Offset;
//PION
fROC1_ePiCoinTime = fROC1_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Pion) - eHad_CT_Offset;
fROC2_ePiCoinTime = fROC2_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Pion) - eHad_CT_Offset;
fTRIG1_ePiCoinTime = fTRIG1_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Pion) - eHad_CT_Offset;
fTRIG4_ePiCoinTime = fTRIG4_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Pion) - eHad_CT_Offset;
//POSITRON
fROC1_ePosCoinTime = fROC1_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Positron) - eHad_CT_Offset ;
fROC2_ePosCoinTime = fROC2_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Positron) - eHad_CT_Offset;
fTRIG1_ePosCoinTime = fTRIG1_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Positron) - eHad_CT_Offset ;
fTRIG4_ePosCoinTime = fTRIG4_RAW_CoinTime + sign*( elec_coinCorr - had_coinCorr_Positron) - eHad_CT_Offset;
return 0;
}
//_____________________________________________________________________________
ClassImp(THcCoinTime)
////////////////////////////////////////////////////////////////////////////////