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analyzeFF_eicrecon3.cpp
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analyzeFF_eicrecon3.cpp
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#include <iostream>
#include <sstream>
#include <fstream>
#include <string>
using namespace std;
void analyzeFF_eicrecon3(){
TString fileList = "olaiya_file_list.list";
//TString fileList = "newlist.list";
TString outputName = "ab_test_00mrad_hepmc_";
TString date = "6_11_2024_";
TString run = "run_0";
cout << "Input FileList: " << fileList << endl;
TString fileType_ROOT = ".root";
TString outputFileName = outputName + date + run + fileType_ROOT;
string fileName;
TFile * inputRootFile;
TTree * rootTree;
cout << "Output file: " << outputFileName << endl;
ifstream fileListStream;
fileListStream.open(fileList);
if(!fileListStream) { cout << "NO_LIST_FILE " << fileList << endl; return;}
TLorentzVector vec1(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec2(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec3(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec4(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec5(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec6(10.0, 20.0, 30.0, 40.0);
TLorentzVector vec7(10.0, 20.0, 30.0, 40.0);
TLorentzVector JPsi1(10.0, 20.0, 30.0, 40.0);
TLorentzVector JPsi2(10.0, 20.0, 30.0, 40.0);
TLorentzVector JPsi22(10.0, 20.0, 30.0, 40.0);
TLorentzVector JPsi222(10.0, 20.0, 30.0, 40.0);
TLorentzVector gsumifp(10.0, 20.0, 30.0, 40.0);
TLorentzVector gsumifpt(10.0, 20.0, 30.0, 40.0);
TLorentzVector gsumifp1(10.0, 20.0, 30.0, 40.0);
TLorentzVector rsumifp(10.0, 20.0, 30.0, 40.0);
TLorentzVector rsumifpt(10.0, 20.0, 30.0, 40.0);
TLorentzVector rsumifp1(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv1(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv11(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv2(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv22(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv3(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv4(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv5(10.0, 20.0, 30.0, 40.0);
TLorentzVector scte(10.0, 20.0, 30.0, 40.0);
TLorentzVector rcpv7(10.0, 20.0, 30.0, 40.0);
TLorentzVector eq1(10.0, 20.0, 30.0, 40.0);
TLorentzVector eq2(10.0, 20.0, 30.0, 40.0);
TLorentzVector eq3(10.0, 20.0, 30.0, 40.0);
TLorentzVector eq4(10.0, 20.0, 30.0, 40.0);
TLorentzVector genv1(10.0, 20.0, 30.0, 40.0);
TLorentzVector genv2(10.0, 20.0, 30.0, 40.0);
TLorentzVector genv3(10.0, 20.0, 30.0, 40.0);
TLorentzVector mctrk1(10.0, 20.0, 30.0, 40.0);
TLorentzVector mctrk2(10.0, 20.0, 30.0, 40.0);
TLorentzVector mctrue(10.0, 20.0, 30.0, 40.0);
TH1D *fElectron = new TH1D("fElectron","fe", 100, -10, 10);
TH1D *fProton= new TH1D("fProton","Final Proton", 100, 4, 12);
TH1D *fPositron= new TH1D("fPositron","fp+", 100, -10, 10);
TH1D *B0fProton= new TH1D("B0fProton","B0fp", 100, 4, 12);
TH1D *RPfProton= new TH1D("RPfProton","RPfp", 100, 4, 12);
TH1D *OMDfProton= new TH1D("OMDfProton","OMDfp", 100, 4, 12);
TH1D *rcElectron= new TH1D("rcElectron","rcElectron", 200, -50, 12);
TH1D *rcPositron= new TH1D("rcPositron","rcPositron", 200, -50, 12);
TH1D *JPsiMass1 = new TH1D("JPsiMass1","J/#psi-Mass", 500, 3.0, 3.14);
TH1D *rcJPsiMass1 = new TH1D("rcJPsiMass1","rcJ/#psi-Mass", 500, -10, 30);
TH1D *rcJPsiMass11 = new TH1D("rcJPsiMass1","rcJ/#psi-Mass", 500, -10, 30);
TH1D *rcJPsiMass111 = new TH1D("rcJPsiMass1","rcJ/#psi-Mass", 500, -10, 30);
TH1D *mtg = new TH1D("mtg","mtg", 1000, 0, 100);
TH1D *mtgt = new TH1D("mtg","mtg", 1000, 0, 100);
TH1D *mtr = new TH1D("mtr","mtr", 1000, 0, 100);
TH1D *mtrt = new TH1D("mtr","mtr", 1000, 0, 100);
TH1D *rat = new TH1D("rat","rat", 1000, 0, 100);
TH1D *mQg = new TH1D("mQg","mQg", 200, -10, 10);
TH1D *mQr = new TH1D("mQr","mQr", 200, -10, 10);
TH1D *ElectfJpsi = new TH1D("ElectfJpsi","ElectfJpsi", 200, -10, 10);
TH1D *PositfJpsi = new TH1D("PositfJpsi","PositfJpsi", 200, -10, 10);
TH1D *eff = new TH1D("eff","eff", 200, -10, 10000);
TH1D *eff21 = new TH1D("eff2","eff2", 200, -10, 10000);
TH1D *ene = new TH1D("ene","ene", 200, -10, 10000);
//--------------------------------------------------------------------------
//histograms -- only a few for now
//MC information
//fProton
TH1D* h6_eta_MC = new TH1D("h6_eta",";Pseudorapidity, #eta",200,0.0,15.0);
TH1D* h6_px_MC = new TH1D("px6_MC", ";p_{x} [GeV/c]", 200, -8.5, 10);
TH1D* h6_py_MC = new TH1D("py6_MC", ";p_{y} [GeV/c]", 200, -2.0, 2.0);
TH1D* h6_pt_MC = new TH1D("pt6_MC", ";p_{t} [GeV/c]", 200, -1, 2);
TH1D* h6_pz_MC = new TH1D("pz6_MC", ";p_{z} [GeV/c]", 200, 0.0, 320.0);
TH1D* h6_e_MC = new TH1D("e6_MC", ";E [GeV]", 200, 0.0, 320.0);
//generated
TH1D* in_pt_MC = new TH1D("in_pt_MC", ";p_{t} [GeV/c]", 100, -1, 2);
TH1D* fi_pt_gen = new TH1D("fi_pt_gen", ";p_{t} [GeV/c]", 100, -1, 2);
//fPositron
TH1D* h7_eta_MC = new TH1D("h7_eta",";Pseudorapidity, #eta",100,0.0,15.0);
TH1D* h7_px_MC = new TH1D("px7_MC", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h7_py_MC = new TH1D("py7_MC", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h7_pt_MC = new TH1D("pt7_MC", ";p_{t} [GeV/c]", 100, 0.0, 10.0);
TH1D* h7_pz_MC = new TH1D("pz7_MC", ";p_{z} [GeV/c]", 100, 0.0, 320.0);
TH1D* h7_e_MC = new TH1D("e7_MC", ";E [GeV]", 100, 0.0, 320.0);
//fElectron
TH1D* h8_eta_MC = new TH1D("h8_eta",";Pseudorapidity, #eta",100,0.0,15.0);
TH1D* h8_px_MC = new TH1D("px8_MC", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h8_py_MC = new TH1D("py8_MC", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h8_pt_MC = new TH1D("pt8_MC", ";p_{t} [GeV/c]", 100, 0.0, 10.0);
TH1D* h8_pz_MC = new TH1D("pz8_MC", ";p_{z} [GeV/c]", 100, 0.0, 320.0);
TH1D* h8_e_MC = new TH1D("e8_MC", ";E [GeV]", 100, 0.0, 320.0);
TH1D* h4_eta_MC = new TH1D("h4_eta",";Pseudorapidity, #eta",100,0.0,15.0);
TH1D* h4_px_MC = new TH1D("px4_MC", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h4_py_MC = new TH1D("py4_MC", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h4_pt_MC = new TH1D("pt4_MC", ";p_{t} [GeV/c]", 100, 0.0, 10.0);
TH1D* h4_pz_MC = new TH1D("pz4_MC", ";p_{z} [GeV/c]", 100, 0.0, 320.0);
TH1D* h4_e_MC = new TH1D("e4_MC", ";E [GeV]", 100, 0.0, 320.0);
TH1D* h3_eta_MC = new TH1D("h3_eta",";Pseudorapidity, #eta",100,0.0,15.0);
TH1D* h3_px_MC = new TH1D("px3_MC", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h3_py_MC = new TH1D("py3_MC", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h3_pt_MC = new TH1D("pt3_MC", ";p_{t} [GeV/c]", 100, 0.0, 10.0);
TH1D* h3_pz_MC = new TH1D("pz3_MC", ";p_{z} [GeV/c]", 100, 0.0, 320.0);
TH1D* h3_e_MC = new TH1D("e3_MC", ";E [GeV]", 100, 0.0, 320.0);
//Roman pots
TH1D* h_px_RomanPots = new TH1D("px_RomanPots", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h_py_RomanPots = new TH1D("py_RomanPots", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h_pt_RomanPots = new TH1D("pt_RomanPots", ";p_{t} [GeV/c]", 100, -1, 2.0);
TH1D* h_pz_RomanPots = new TH1D("pz_RomanPots", ";p_{z} [GeV/c]", 100, 0.0, 320.0);
TH1D* h_e_RomanPots = new TH1D("e_RomanPots", ";E [GeV]", 100, 0.0, 320.0);
TH2D* h_rp_occupancy_map = new TH2D("Roman_pots_occupancy_map", "hit y [mm];hit x [mm]", 100, -150, 150, 100, -70, 70);
//OMD
TH1D* h_px_OMD = new TH1D("px_OMD", ";p_{x} [GeV/c]", 200, -10.0, 10.0);
TH1D* h_py_OMD = new TH1D("py_OMD", ";p_{y} [GeV/c]", 200, -10.0, 10.0);
TH1D* h_pt_OMD = new TH1D("pt_OMD", ";p_{t} [GeV/c]", 200, -1, 2.0);
TH1D* h_pz_OMD = new TH1D("pz_OMD", ";p_{z} [GeV/c]", 200, 0.0, 320.0);
TH1D* h_e_OMD = new TH1D("e_OMD", ";E [GeV]", 200, 0.0, 320.0);
TH2D* h_omd_occupancy_map = new TH2D("OMD_occupancy_map", "hit y [mm];hit x [mm]", 100, -150, 150, 100, -70, 70);
//B0 tracker hits
TH2D* h_B0_occupancy_map_layer_0 = new TH2D("B0_occupancy_map_0", "B0_occupancy_map_0", 100, -400, 0, 100, -170, 170);
TH2D* h_B0_occupancy_map_layer_1 = new TH2D("B0_occupancy_map_1", "B0_occupancy_map_1", 100, -400, 0, 100, -170, 170);
TH2D* h_B0_occupancy_map_layer_2 = new TH2D("B0_occupancy_map_2", "B0_occupancy_map_2", 100, -400, 0, 100, -170, 170);
TH2D* h_B0_occupancy_map_layer_3 = new TH2D("B0_occupancy_map_3", "B0_occupancy_map_3", 100, -400, 0, 100, -170, 170);
TH1D* h_B0_hit_energy_deposit = new TH1D("B0_tracker_hit_energy_deposit", ";Deposited Energy [keV]", 100, 0.0, 500.0);
//B0 EMCAL clusters
TH2D* h_B0_emcal_occupancy_map = new TH2D("B0_emcal_occupancy_map", "B0_emcal_occupancy_map", 100, -400, 0, 100, -170, 170);
TH1D* h_B0_emcal_cluster_energy = new TH1D("B0_emcal_cluster_energy", ";Cluster Energy [GeV]", 100, 0.0, 100.0);
//Reconstructed tracks (for usage with B0 too!!)
TH1D* h_px_reco_track = new TH1D("px_reco_track", ";p_{x} [GeV/c]", 100, -10.0, 10.0);
TH1D* h_py_reco_track = new TH1D("py_reco_track", ";p_{y} [GeV/c]", 100, -10.0, 10.0);
TH1D* h_pt_reco_track = new TH1D("pt_reco_track", ";p_{t} [GeV/c]", 100, -1, 4);
TH1D* h_pz_reco_track = new TH1D("pz_reco_track", ";p_{z} [GeV/c]", 100, 0.0, 320);
TH1D* h_e_reco_track = new TH1D("e_reco_track", ";E [GeV]", 100, 0.0, 320);
//ZDC EMCAL clusters
TH2D* h_ZDC_emcal_occupancy_map = new TH2D("ZDC_emcal_occupancy_map", "ZDC_emcal_occupancy_map", 100, -1150, -1050, 100, -60, 60);
TH1D* h_ZDC_emcal_cluster_energy = new TH1D("ZDC_emcal_cluster_energy", ";Cluster Energy [GeV]", 100, 0.0, 100.0);
//reading in HEPMC file to account for the true MC begins
int whichCase = 0; //0 - DVCS; 1 - ALL; 2 - BH
TString dateString = "5_30_2024";
double qSquaredMin = 2.47028; //2.0 nominal
double qSquaredMax = 3.16228; //10.0 nominal 3.16228
//BH testing
//double bjorkXMin = 0.0005;
//double bjorkXMax = 0.0008;
double bjorkXMin = 0.01;
double bjorkXMax = 0.0129245;
double kin = 0;
double deltaQ = qSquaredMax - qSquaredMin;
double deltaX = bjorkXMax - bjorkXMin;
double convFactor = 389379.0; //for dSigma/dt in nb/GeV^2
double alphaEM = 1.0/137.036;
double L_int = 0.0;
int numHEPMCFiles = 1;
double totalCrossSection = 0.0;
TString caseStr = "";
//sstream stream;
string line;
string a1, a2, a3, a4, a5;
string firstStr;
//for particle listing
int particleIdx[300];
int motherIdx[300];
int pdgCode[300];
double px[300], py[300], pz[300], E[300], mass[300]; int status[300];
string lineIdentifier = "";
double vtx_x, vtx_y, vtx_z;
int evLineCounter = 0;
int particleCounter = 0;
int numParticlesInEvent = -999;
int eventCounter = 0;
int globalLineCounter = 0;
int lundIdx = 1;
bool foundInternalPhoton = false;
bool foundScatteredElectron = false;
int internalPhotonIdx = -999;
int scatteredElectronIdx = -999;
int beamElectronIdx = -999;
int beamProtonIdx = -999;
int beamfProtonIdx = -999;
TH1D * qSquared_gammaStar = new TH1D("qSquared_gammaStar", "qSquared_gammaStar", 1000, 1.0, 100.0);
TH1D * qSquared_ScatElectron = new TH1D("qSquared_ScatElectron", "qSquared_ScatElectron", 1000, 1.0, 100.0);
TH2D * eta_vs_qSquared_reco = new TH2D("eta_vs_qSquared_reco", "eta_vs_qSquared_reco", 100, 1.0, 10.0, 500, -4.0, 1.0);
TH1D * x_bjorken = new TH1D("x_bjorken", "x_bjorken", 1000, -4.0, 1.0);
TH2D * qSquare_vs_x = new TH2D("Q2_vs_x", "Q2_vs_x", 200, -5.0, 1.0, 200, 0.0, 100.0);
//double tBins[29] = {0.0, 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09, 0.1, 0.12, 0.14, 0.16, 0.18, 0.2, 0.23, 0.26, 0.29, 0.32, 0.36, 0.4, 0.5, 0.6, 0.7, 0.8, 1.0, 1.2, 1.4};
double tBins[28];// = {0.0, 0.028, 0.033, 0.038, 0.044, 0.05, 0.057, 0.066, 0.076, 0.087, 0.1, 0.13, 0.15, 0.175, 0.20, 0.23, 0.27, 0.31, 0.35, 0.40, 0.46, 0.54, 0.61, 0.71, 0.81, 1.1, 1.3, 1.6};
double binWidths[27] = {0.028, 0.005, 0.005, 0.006, 0.006, 0.007, 0.009, 0.009, 0.011, 0.013, 0.015, 0.020, 0.025, 0.03, 0.04, 0.04, 0.04, 0.05, 0.06, 0.08, 0.08, 0.1, 0.13, 0.15, 0.18, 0.21, 0.25};
double tVal = 0.0;
for(int i = 0; i < 27; i++){
tBins[i] = tVal;
tVal += binWidths[i];
tBins[i+1] = tVal;
cout << "t-binning --> t = " << tVal << endl;
}
TH1D * t_distribution = new TH1D("proton_pt_squared", "proton_pt_squared", 27, tBins);
for(int ihepmcFile = 1; ihepmcFile < numHEPMCFiles+1; ihepmcFile++){
//ifstream inputTextFile(Form("lager-vmp-00mrad.jpsi-18on275.4pi.disp-jpsi-00-electron.run00001-lumi1.hepmc", ihepmcFile));
ifstream inputTextFile(Form("lager-vmp-00mrad.jpsi-18on275.4pi.disp-jpsi-00-electron.run00001-lumi1.hepmc"));
if(!inputTextFile){ cout << "cannot open file!!!!" << endl; return;}
particleCounter = 0;
numParticlesInEvent = -999;
lundIdx = 1;
while (getline(inputTextFile, line) ){
istringstream ss(line);
ss >> lineIdentifier;
if(lineIdentifier == "E"){
//E 0 9 15 @ -5.0868376913709906e-02 -2.5795220595253325e-03 7.7078711664698085e+00 -1.0678171802415379e+01
ss >> a1 >> a2 >> numParticlesInEvent >> a4;
ss >> vtx_x >> vtx_y >> vtx_z;
//cout << "Event: " << eventCounter << " has " << numParticlesInEvent << " particles and V(x,y,z) = " << vtx_x << " " << vtx_y << " " << vtx_z << endl;
vtx_x = 0.0;
vtx_y = 0.0;
vtx_z = 0.0;
}
if(lineIdentifier == "P"){
ss >> particleIdx[particleCounter] >> motherIdx[particleCounter] >> pdgCode[particleCounter]
>> px[particleCounter] >> py[particleCounter] >> pz[particleCounter] >> E[particleCounter] >> mass[particleCounter] >> status[particleCounter];
if(status[particleCounter] == 4 && pdgCode[particleCounter] == 11){beamElectronIdx = particleCounter;}
if(status[particleCounter] == 4 && pdgCode[particleCounter] == 2212){beamProtonIdx = particleCounter;}
if(status[particleCounter] == 6 && pdgCode[particleCounter] == 2212){beamfProtonIdx = particleCounter;}
if(status[particleCounter] == 1 && pdgCode[particleCounter] == 11){scatteredElectronIdx = particleCounter;}
if(status[particleCounter] == 13 && pdgCode[particleCounter] == 22){internalPhotonIdx = particleCounter;}
particleCounter++;
}
if(particleCounter == numParticlesInEvent){
//cout << "--------------" << endl;
for(int idx = 0; idx < particleCounter; idx++){
//cout << "Number of Iterations: " << idx << " Particle: " << pdgCode[idx] << endl;
mctrue.SetXYZM(px[3], py[3], pz[3], E[3]);
if(status[idx] == 1 && pdgCode[idx] == 2212){
TLorentzVector gammaStar(px[internalPhotonIdx], py[internalPhotonIdx], pz[internalPhotonIdx], E[internalPhotonIdx]);
TLorentzVector beamProton(px[beamProtonIdx], py[beamProtonIdx], pz[beamProtonIdx], E[beamProtonIdx]);
double qSquared = -1*gammaStar.Mag2();
double denom = beamProton.Dot(gammaStar);
double bjorkX = qSquared/(2*denom);
TLorentzVector scatProton(px[idx], py[idx], pz[idx], E[idx]);
double t = scatProton.Pt()*scatProton.Pt();
TLorentzVector diff = beamProton - scatProton;
t = -1*diff.Dot(diff);
t_distribution->Fill(t);
}
if(status[idx] == 13 && idx == internalPhotonIdx && E[idx] != -1){
TLorentzVector gammaStar(px[idx], py[idx], pz[idx], E[idx]);
TLorentzVector beamProton(px[beamProtonIdx], py[beamProtonIdx], pz[beamProtonIdx], E[beamProtonIdx]);
double qSquared = -1*gammaStar.Mag2();
//cout << "E_scattered_e = " << E[idx] << " scattering angle = " << theta << " radians. " << endl;
//cout << "Q2 = " << qSquared << " GeV2 " << endl;
if(qSquared > qSquaredMin && qSquared < qSquaredMax){ qSquared_gammaStar->Fill(qSquared); }
double denom = beamProton.Dot(gammaStar);
double bjorkX = qSquared/(2*denom);
if(bjorkX > bjorkXMin && bjorkX < bjorkXMax) { x_bjorken->Fill(TMath::Log10(bjorkX)); }
//if(bjorkX > bjorkXMin && bjorkX < bjorkXMax && qSquared > qSquaredMin && qSquared < qSquaredMax){
qSquare_vs_x->Fill(TMath::Log10(bjorkX), qSquared);
//}
}
/*
if(status[idx] == 1 && idx == scatteredElectronIdx && E[idx] != -1){
TLorentzVector scatElectron(px[idx], py[idx], pz[idx], E[idx]);
double electronEnergy = elecE;
double theta = scatElectron.Theta();
theta = theta - TMath::Pi();
double qSquared = 2*electronEnergy*E[idx]*(1 - TMath::Cos(theta));
qSquared_ScatElectron->Fill(qSquared);
eta_vs_qSquared_reco->Fill(qSquared, scatElectron.Eta());
}
*/
}
internalPhotonIdx = -999;
scatteredElectronIdx = -999;
beamElectronIdx = -999;
beamProtonIdx = -999;
eventCounter++; particleCounter = 0; numParticlesInEvent = -999;
if(eventCounter > 102000){break;}
}
} //while loop to read event
inputTextFile.close();
}//loop for number of input HEMPC files
cout << "total events = " << eventCounter << endl;
TCanvas * canvas1 = new TCanvas("can1", "can1", 1600, 400);
canvas1->Divide(4,1);
canvas1->cd(1)->SetLogy();
canvas1->cd(1)->SetLogx();
qSquared_gammaStar->SetLineColor(kBlack);
qSquared_ScatElectron->SetLineColor(kRed);
qSquared_gammaStar->GetXaxis()->SetTitle("Q^{2} [GeV^{2}]");
qSquared_ScatElectron->GetXaxis()->SetTitle("Q^{2} [GeV^{2}]");
//qSquared_gammaStar->SetStats(0);
qSquared_ScatElectron->SetStats(0);
qSquared_gammaStar->Draw();
//qSquared_ScatElectron->Draw("SAME");
canvas1->cd(2);
//canvas1->cd(2)->SetLogx();
canvas1->cd(2)->SetLogy();
//canvas1->cd(2)->SetLogz();
canvas1->cd(2)->SetLeftMargin(0.15);
canvas1->cd(2)->SetRightMargin(0.15);
//x_bjorken->SetStats(0);
x_bjorken->GetXaxis()->SetTitle("x_{bjorken}");
x_bjorken->Draw();
//eta_vs_qSquared_reco->SetStats(0);
//eta_vs_qSquared_reco->GetXaxis()->SetTitle("Q^{2} [GeV^{2}]");
//eta_vs_qSquared_reco->GetYaxis()->SetTitle("Scat. Electron Pseudorapidity, #eta");
//eta_vs_qSquared_reco->Draw("COLZ");
canvas1->cd(3);
canvas1->cd(3)->SetLogy();
canvas1->cd(3)->SetLeftMargin(0.15);
canvas1->cd(3)->SetRightMargin(0.15);
t_distribution->GetXaxis()->SetTitle("-t [GeV^{2}]");
t_distribution->GetXaxis()->SetTitle("-t [GeV^{2}]");
t_distribution->GetYaxis()->SetTitle("d#sigma/dt pb/GeV^{2}");
//t_distribution->Fit("expo", "E");
t_distribution->Draw("E P");
canvas1->cd(4);
//canvas1->cd(4)->SetLogx();
canvas1->cd(4)->SetLogy();
canvas1->cd(4)->SetLogz();
canvas1->cd(4)->SetLeftMargin(0.15);
canvas1->cd(4)->SetRightMargin(0.15);
qSquare_vs_x->SetStats(0);
qSquare_vs_x->GetXaxis()->SetTitle("x_{Bj}");
qSquare_vs_x->GetYaxis()->SetTitle("Q^{2} [GeV^{2}]");
qSquare_vs_x->Draw("COLZ");
//TFile * outputFile = new TFile("olaiya.root", "RECREATE");
qSquared_gammaStar->Write();
qSquared_ScatElectron->Write();
eta_vs_qSquared_reco->Write();
x_bjorken->Write();
t_distribution->Write();
qSquare_vs_x->Write();
// end of reading HEPMC file
int fileCounter = 0;
int iEvent = 0;
float eff1[102000];
float eff2[102000];
float ene1[102000];
int uu = 0;
while(getline(fileListStream, fileName)){
TString tmp = fileName;
cout << "Input file " << fileCounter << ": " << fileName << endl;
inputRootFile = new TFile(tmp);
if(!inputRootFile){ cout << "MISSING_ROOT_FILE"<< fileName << endl; continue;}
fileCounter++;
TTree * evtTree = (TTree*)inputRootFile->Get("events");
int numEvents = evtTree->GetEntries();
TTreeReader tree_reader(evtTree); // !the tree reader
//MC particles
TTreeReaderArray<float> mc_px_array = {tree_reader, "MCParticles.momentum.x"};
TTreeReaderArray<float> mc_py_array = {tree_reader, "MCParticles.momentum.y"};
TTreeReaderArray<float> mc_pz_array = {tree_reader, "MCParticles.momentum.z"};
TTreeReaderArray<double> mc_mass_array = {tree_reader, "MCParticles.mass"};
TTreeReaderArray<int> mc_pdg_array = {tree_reader, "MCParticles.PDG"};
//Roman pots -- momentum vector
TTreeReaderArray<float> reco_RP_px = {tree_reader, "ForwardRomanPotRecParticles.momentum.x"};
TTreeReaderArray<float> reco_RP_py = {tree_reader, "ForwardRomanPotRecParticles.momentum.y"};
TTreeReaderArray<float> reco_RP_pz = {tree_reader, "ForwardRomanPotRecParticles.momentum.z"};
TTreeReaderArray<int> reco_RP_pdg = {tree_reader, "ForwardRomanPotRecParticles.PDG"};
TTreeReaderArray<float> reco_RP_m = {tree_reader, "ForwardRomanPotRecParticles.mass"};
TTreeReaderArray<float> reco_RP_e = {tree_reader, "ForwardRomanPotRecParticles.energy"};
//Off-Momentum -- momentum vector
TTreeReaderArray<float> reco_OMD_px = {tree_reader, "ForwardOffMRecParticles.momentum.x"};
TTreeReaderArray<float> reco_OMD_py = {tree_reader, "ForwardOffMRecParticles.momentum.y"};
TTreeReaderArray<float> reco_OMD_pz = {tree_reader, "ForwardOffMRecParticles.momentum.z"};
TTreeReaderArray<int> reco_OMD_pdg = {tree_reader, "ForwardOffMRecParticles.PDG"};
TTreeReaderArray<float> reco_OMD_m = {tree_reader, "ForwardOffMRecParticles.mass"};
TTreeReaderArray<float> reco_OMD_e = {tree_reader, "ForwardOffMRecParticles.energy"};
//hit locations (for debugging)
TTreeReaderArray<float> global_hit_RP_x = {tree_reader, "ForwardRomanPotRecParticles.referencePoint.x"};
TTreeReaderArray<float> global_hit_RP_y = {tree_reader, "ForwardRomanPotRecParticles.referencePoint.y"};
TTreeReaderArray<float> global_hit_RP_z = {tree_reader, "ForwardRomanPotRecParticles.referencePoint.z"};
//hit locations (for debugging)
TTreeReaderArray<float> global_hit_OMD_x = {tree_reader, "ForwardOffMRecParticles.referencePoint.x"};
TTreeReaderArray<float> global_hit_OMD_y = {tree_reader, "ForwardOffMRecParticles.referencePoint.y"};
TTreeReaderArray<float> global_hit_OMD_z = {tree_reader, "ForwardOffMRecParticles.referencePoint.z"};
//b0 tracker hits
TTreeReaderArray<float> b0_hits_x = {tree_reader, "B0TrackerRecHits.position.x"};
TTreeReaderArray<float> b0_hits_y = {tree_reader, "B0TrackerRecHits.position.y"};
TTreeReaderArray<float> b0_hits_z = {tree_reader, "B0TrackerRecHits.position.z"};
TTreeReaderArray<float> b0_hits_eDep = {tree_reader, "B0TrackerRecHits.edep"}; //deposited energy per hit
//b0 EMCAL
TTreeReaderArray<float> b0_cluster_x = {tree_reader, "B0ECalClusters.position.x"};
TTreeReaderArray<float> b0_cluster_y = {tree_reader, "B0ECalClusters.position.y"};
TTreeReaderArray<float> b0_cluster_z = {tree_reader, "B0ECalClusters.position.z"};
TTreeReaderArray<float> b0_cluster_energy = {tree_reader, "B0ECalClusters.energy"}; //deposited energy in cluster
//reco tracks (where b0 tracks live!!!)
TTreeReaderArray<float> reco_track_x = {tree_reader, "ReconstructedChargedParticles.momentum.x"};
TTreeReaderArray<float> reco_track_y = {tree_reader, "ReconstructedChargedParticles.momentum.y"};
TTreeReaderArray<float> reco_track_z = {tree_reader, "ReconstructedChargedParticles.momentum.z"};
TTreeReaderArray<float> reco_track_e = {tree_reader, "ReconstructedChargedParticles.energy"};
//TTreeReaderArray<float> reco_track_type = {tree_reader, "ReconstructedChargedParticles.type"};
TTreeReaderArray<int> reco_track_pdg = {tree_reader, "ReconstructedChargedParticles.PDG"};
TTreeReaderArray<float> reco_track_m = {tree_reader, "ReconstructedChargedParticles.mass"};
TTreeReaderArray<float> reco_track_c = {tree_reader, "ReconstructedChargedParticles.charge"};
TTreeReaderArray<int> recop_pdg = {tree_reader, "ReconstructedChargedParticles.PDG"};
TTreeReaderArray<float> recop_px = {tree_reader, "ReconstructedChargedParticles.momentum.x"};
TTreeReaderArray<float> recop_py = {tree_reader, "ReconstructedChargedParticles.momentum.y"};
TTreeReaderArray<float> recop_pz = {tree_reader, "ReconstructedChargedParticles.momentum.z"};
TTreeReaderArray<float> recop_m = {tree_reader, "ReconstructedChargedParticles.mass"};
//ZDC EMCAL
/*TTreeReaderArray<float> zdc_ecal_cluster_x = {tree_reader, "ZDCEcalClusters.position.x"};
TTreeReaderArray<float> zdc_ecal_cluster_y = {tree_reader, "ZDCEcalClusters.position.y"};
TTreeReaderArray<float> zdc_ecal_cluster_z = {tree_reader, "ZDCEcalClusters.position.z"};
TTreeReaderArray<float> zdc_ecal_cluster_energy = {tree_reader, "ZDCEcalClusters.energy"}; //deposited energy in cluster*/
//generated
TTreeReaderArray<float> gen_px = {tree_reader, "GeneratedParticles.momentum.x"};
TTreeReaderArray<float> gen_py = {tree_reader, "GeneratedParticles.momentum.y"};
TTreeReaderArray<float> gen_pz = {tree_reader, "GeneratedParticles.momentum.z"};
TTreeReaderArray<float> gen_e = {tree_reader, "GeneratedParticles.energy"};
TTreeReaderArray<float> gen_m = {tree_reader, "GeneratedParticles.mass"};
TTreeReaderArray<float> gen_c = {tree_reader, "GeneratedParticles.charge"};
TTreeReaderArray<int> gen_pdg = {tree_reader, "GeneratedParticles.PDG"};
TTreeReaderArray<float> EcalNPhi_x = {tree_reader, "EcalEndcapNClusters.position.x"};
TTreeReaderArray<float> EcalNPhi_y = {tree_reader, "EcalEndcapNClusters.position.y"};
TTreeReaderArray<float> EcalNPhi_z = {tree_reader, "EcalEndcapNClusters.position.z"};
TTreeReaderArray<float> EcalPPhi_x = {tree_reader, "EcalEndcapPClusters.position.x"};
TTreeReaderArray<float> EcalPPhi_y = {tree_reader, "EcalEndcapPClusters.position.y"};
TTreeReaderArray<float> EcalPPhi_z = {tree_reader, "EcalEndcapPClusters.position.z"};
TTreeReaderArray<float> EcalPPhi_e = {tree_reader, "EcalEndcapPClusters.energy"};
TTreeReaderArray<float> EcalPPhi_t = {tree_reader, "EcalEndcapPClusters.time"};
cout << "file has " << evtTree->GetEntries() << " events..." << endl;
tree_reader.SetEntriesRange(0, evtTree->GetEntries());// allow computer to get the number of events
//tree_reader.SetEntriesRange(0, 10); //imposed specific number of events
int flag1 = 0;
while (tree_reader.Next()) {
/*cout <<" "<< endl;
cout << "Reading event: " << iEvent << endl;
cout <<"_____________________________"<< endl;*/
//MCParticles
//finding the far-forward proton;
//TLorentzVector scatMC(0,0,0,0);
//TVector3 mctrk;\\previous
TVector3 rptrk;
TVector3 rcpv6;
TLorentzVector mctrk;
TLorentzVector vec11;
double maxPt=-99.;
for(int imc=0;imc<mc_px_array.GetSize();imc++){
mctrk.SetXYZM(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc],mc_mass_array[imc]);
//mctrk.SetXYZ(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc]);//previous
//cout <<"Number of Iterations: "<< imc <<" -> Partilcles: " << mc_pdg_array[imc] << endl;
//cout << "imc: " << imc << endl;
//if(mc_pdg_array[6] == 2212){ //only checking for protons here -- change as desired
if (imc == 6){
mctrk.RotateY(0.025);
h6_eta_MC->Fill(mctrk.Eta());
h6_px_MC->Fill(mctrk.Px());
h6_py_MC->Fill(mctrk.Py());
h6_pt_MC->Fill(mctrk.Pt());
h6_pz_MC->Fill(mctrk.Pz());
h6_e_MC->Fill(mctrk.E());
vec1.SetXYZM(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc],mc_mass_array[imc]);
fProton->Fill(mctrk.Eta());
}
//if(mc_pdg_array[7] == -11){ //only checking for positron here -- change as desired
if (imc == 7){
//mctrk.RotateY(0.025);
h7_eta_MC->Fill(mctrk.Eta());
h7_px_MC->Fill(mctrk.Px());
h7_py_MC->Fill(mctrk.Py());
h7_pt_MC->Fill(mctrk.Pt());
h7_pz_MC->Fill(mctrk.Pz());
h7_e_MC->Fill(mctrk.E());
vec2.SetXYZM(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc],mc_mass_array[imc]);
fPositron->Fill(vec2.Eta());
}
//if(mc_pdg_array[8] == 11){ //only checking for electron here -- change as desired
if (imc == 8){
//mctrk.RotateY(0.025);
h8_eta_MC->Fill(mctrk.Eta());
h8_px_MC->Fill(mctrk.Px());
h8_py_MC->Fill(mctrk.Py());
h8_pt_MC->Fill(mctrk.Pt());
h8_pz_MC->Fill(mctrk.Pz());
h8_e_MC->Fill(mctrk.E());
vec3.SetXYZM(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc],mc_mass_array[imc]);
fElectron->Fill(vec3.Eta());
}
//if(mc_pdg_array[4] == 2212){ //only checking for protons here -- change as desired
if (imc == 4){
mctrk.RotateY(0.025);
h4_eta_MC->Fill(mctrk.Eta());
h4_px_MC->Fill(mctrk.Px());
h4_py_MC->Fill(mctrk.Py());
h4_pt_MC->Fill(mctrk.Pt());
h4_pz_MC->Fill(mctrk.Pz());
h4_e_MC->Fill(mctrk.E());
}
//if(mc_pdg_array[3] == 2212){ //only checking for protons here -- change as desired
if (imc == 3){
mctrk.RotateY(0.025);
h3_eta_MC->Fill(mctrk.Eta());
h3_px_MC->Fill(mctrk.Px());
h3_py_MC->Fill(mctrk.Py());
h3_pt_MC->Fill(mctrk.Pt());
h3_pz_MC->Fill(mctrk.Pz());
h3_e_MC->Fill(mctrk.E());
}
}
vec11.SetXYZM(mc_px_array[6], mc_py_array[6], mc_pz_array[6],mc_mass_array[6]);
//roman pots reco tracks
for(int iRPPart = 0; iRPPart < reco_RP_px.GetSize(); iRPPart++){
TLorentzVector prec_romanpots(reco_RP_px[iRPPart], reco_RP_py[iRPPart], reco_RP_pz[iRPPart], reco_RP_e[iRPPart]);
vec5.SetXYZM(reco_RP_px[iRPPart], reco_RP_py[iRPPart], reco_RP_pz[iRPPart], reco_RP_m[iRPPart]);
//if (prec_romanpots.Eta()>4){
if (reco_RP_pdg[iRPPart] == 2212){
RPfProton->Fill(vec5.Eta());
h_px_RomanPots->Fill(prec_romanpots.Px());
h_py_RomanPots->Fill(prec_romanpots.Py());
h_pt_RomanPots->Fill(prec_romanpots.Perp());
h_pz_RomanPots->Fill(prec_romanpots.Pz());
h_e_RomanPots->Fill(prec_romanpots.E());
h_rp_occupancy_map->Fill(global_hit_RP_x[iRPPart], global_hit_RP_y[iRPPart]);
}
}
//OMD reco tracks
for(int iOMDPart = 0; iOMDPart < reco_OMD_px.GetSize(); iOMDPart++){
TLorentzVector prec_omd(reco_OMD_px[iOMDPart], reco_OMD_py[iOMDPart], reco_OMD_pz[iOMDPart], reco_OMD_e[iOMDPart]);
vec6.SetXYZM(reco_OMD_px[iOMDPart], reco_OMD_py[iOMDPart], reco_OMD_pz[iOMDPart], reco_OMD_m[iOMDPart]);
//if (prec_omd.Eta()>4){
if (reco_OMD_pdg[iOMDPart] == 2212){
OMDfProton->Fill(vec6.Eta());
h_px_OMD->Fill(prec_omd.Px());
h_py_OMD->Fill(prec_omd.Py());
h_pt_OMD->Fill(prec_omd.Perp());
h_pz_OMD->Fill(prec_omd.Pz());
h_e_OMD->Fill(prec_omd.E());
h_omd_occupancy_map->Fill(global_hit_OMD_x[iOMDPart], global_hit_OMD_y[iOMDPart]);
}
}
double hit_x = -9999.;
double hit_y = -9999.;
double hit_z = -9999.;
double hit_deposited_energy = -9999.;
for(int b0cluster = 0; b0cluster < b0_cluster_x.GetSize(); b0cluster++){
hit_x = b0_cluster_x[b0cluster];
hit_y = b0_cluster_y[b0cluster];
hit_z = b0_cluster_z[b0cluster];
hit_deposited_energy = b0_cluster_energy[b0cluster]*1.246; //poor man's calibration constant, for now
h_B0_emcal_occupancy_map->Fill(hit_x, hit_y);
h_B0_emcal_cluster_energy->Fill(hit_deposited_energy);
}
//b0 tracker hits -- for debugging or external tracking
for(int b0hit = 0; b0hit < b0_hits_x.GetSize(); b0hit++){
hit_x = b0_hits_x[b0hit];
hit_y = b0_hits_y[b0hit];
hit_z = b0_hits_z[b0hit];
hit_deposited_energy = b0_hits_eDep[b0hit]*1e6; //convert GeV --> keV
h_B0_hit_energy_deposit->Fill(hit_deposited_energy);
if(hit_deposited_energy < 10.0){ continue; } //threshold value -- 10 keV, arbitrary, for now
//ACLGAD layout
if(hit_z > 5700 && hit_z < 5990){ h_B0_occupancy_map_layer_0->Fill(hit_x, hit_y); }
if(hit_z > 6100 && hit_z < 6200){ h_B0_occupancy_map_layer_1->Fill(hit_x, hit_y); }
if(hit_z > 6400 && hit_z < 6500){ h_B0_occupancy_map_layer_2->Fill(hit_x, hit_y); }
if(hit_z > 6700 && hit_z < 6750){ h_B0_occupancy_map_layer_3->Fill(hit_x, hit_y); }
}
//reconstructed tracks with ACTS -- used for B0
for(int iRecoTrk = 0; iRecoTrk < reco_track_x.GetSize(); iRecoTrk++){
TLorentzVector prec_reco_tracks(reco_track_x[iRecoTrk], reco_track_y[iRecoTrk], reco_track_z[iRecoTrk], reco_track_e[iRecoTrk]);
prec_reco_tracks.RotateY(0.025); //remove crossing angle for B0!!!
vec4.SetXYZM(reco_track_x[iRecoTrk], reco_track_y[iRecoTrk], reco_track_z[iRecoTrk], reco_track_m[iRecoTrk]);
if (reco_track_pdg[iRecoTrk] == 2212){
//if (prec_reco_tracks.Eta()>4){
B0fProton->Fill(vec4.Eta());
h_px_reco_track->Fill(prec_reco_tracks.Px());
h_py_reco_track->Fill(prec_reco_tracks.Py());
h_pt_reco_track->Fill(prec_reco_tracks.Perp());
h_pz_reco_track->Fill(prec_reco_tracks.Pz());
h_e_reco_track->Fill(prec_reco_tracks.E());
}
}
/*cout << reco_track_x.GetSize() <<" iRecontrk_x " << endl;//iRecontrk_x
cout << reco_track_y.GetSize() <<" iRecontrk_y " << endl;//iRecontrk_y
cout << reco_track_z.GetSize() <<" iRecontrk_z " << endl;//iRecontrk_z*/
/*for(int iZdcEMCALcluster = 0; iZdcEMCALcluster < zdc_ecal_cluster_x.GetSize(); iZdcEMCALcluster++){
hit_x = zdc_ecal_cluster_x[iZdcEMCALcluster];
hit_y = zdc_ecal_cluster_y[iZdcEMCALcluster];
hit_z = zdc_ecal_cluster_z[iZdcEMCALcluster];
hit_deposited_energy = zdc_ecal_cluster_energy[iZdcEMCALcluster]*1.246; //poor man's calibration constant, for now
h_ZDC_emcal_occupancy_map->Fill(hit_x, hit_y);
h_ZDC_emcal_cluster_energy->Fill(hit_deposited_energy);
}*/
JPsi1 = vec2 + vec3;
JPsiMass1->Fill(JPsi1.M());
iEvent++;
flag1 = 0;
int flag2 = 0;
int flag3 = 0;
int flag4 = 0;
for(int rcp=0;rcp<reco_track_x.GetSize();rcp++){
/*if (reco_track_x.GetSize() > 2){
cout <<"Number of Iterations: "<< rcp <<" -> Partilcles: " << recop_pdg[rcp] << endl;}*/
//mctrk.SetXYZ(mc_px_array[imc], mc_py_array[imc], mc_pz_array[imc]);//previous
/*if(reco_track_x.GetSize()>4){
cout <<"Number of Iterations: "<< rcp <<" -> Partilcles: " << reco_track_pdg[rcp] << endl;}*/
if(reco_track_x.GetSize() == 3){
//cout <<"Number of Iterations: "<< rcp <<" -> Partilcles: " << reco_track_pdg[rcp] << endl;
//cout << "imc: " << imc << endl;
if(reco_track_pdg[0] != reco_track_pdg[1] && reco_track_pdg[0] != reco_track_pdg[2] && reco_track_pdg[1] != reco_track_pdg[2]){
if(reco_track_pdg[0] == 11 && (reco_track_pdg[1] == -11 || reco_track_pdg[2] == -11)){
rcpv1.SetXYZM(reco_track_x[0], reco_track_y[0], reco_track_z[0],reco_track_m[0]);
rcElectron->Fill(rcpv1.Eta());
flag2++;
}
if(reco_track_pdg[1] == 11 && (reco_track_pdg[0] == -11 || reco_track_pdg[2] == -11)){
rcpv1.SetXYZM(reco_track_x[1], reco_track_y[1], reco_track_z[1],reco_track_m[1]);
rcElectron->Fill(rcpv1.Eta());
flag2++;
}
if(reco_track_pdg[2] == 11 && (reco_track_pdg[0] == -11 || reco_track_pdg[1] == -11)){
rcpv1.SetXYZM(reco_track_x[2], reco_track_y[2], reco_track_z[2],reco_track_m[2]);
rcElectron->Fill(rcpv1.Eta());
flag2++;
}
if(reco_track_pdg[0] == -11 && (reco_track_pdg[1] == 11 || reco_track_pdg[2] == 11)){
rcpv2.SetXYZM(reco_track_x[0], reco_track_y[0], reco_track_z[0],reco_track_m[0]);
rcPositron->Fill(rcpv2.Eta());
flag2++;
}
if(reco_track_pdg[1] == -11 && (reco_track_pdg[0] == 11 || reco_track_pdg[2] == 11)){
rcpv2.SetXYZM(reco_track_x[1], reco_track_y[1], reco_track_z[1],reco_track_m[1]);
rcPositron->Fill(rcpv2.Eta());
flag2++;
}
if(reco_track_pdg[2] == -11 && (reco_track_pdg[0] == 11 || reco_track_pdg[1] == 11)){
rcpv2.SetXYZM(reco_track_x[2], reco_track_y[2], reco_track_z[2],reco_track_m[2]);
rcPositron->Fill(rcpv2.Eta());
flag2++;
}
}
if ((reco_track_pdg[0] == 11 && reco_track_pdg[1] == 11) ||(reco_track_pdg[0] == 11 && reco_track_pdg[2] == 11) || (reco_track_pdg[1] == 11 && reco_track_pdg[2] == 11)){
//cout << " re1: " << reco_track_pdg[0] << " re2: " << reco_track_pdg[1] << " re3: " << reco_track_pdg[2] << endl;
if(reco_track_pdg[0] == 11 && reco_track_pdg[1] == 11){
int icheck = 0;
int jcheck = 1;
if(reco_track_pdg[2] == -11){
eq1.SetXYZM(reco_track_x[icheck], reco_track_y[icheck], reco_track_z[icheck],reco_track_m[icheck]);
rcpv1.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv11.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv2.SetXYZM(reco_track_x[2], reco_track_y[2], reco_track_z[2],reco_track_m[2]);
rcpv22.SetXYZM(reco_track_x[2], reco_track_y[2], reco_track_z[2],reco_track_m[2]);
}
flag3++;
}
if(reco_track_pdg[0] == 11 && reco_track_pdg[2] == 11){
int icheck = 0;
int jcheck = 2;
if(reco_track_pdg[1] == -11){
eq1.SetXYZM(reco_track_x[icheck], reco_track_y[icheck], reco_track_z[icheck],reco_track_m[icheck]);
rcpv1.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv11.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv2.SetXYZM(reco_track_x[1], reco_track_y[1], reco_track_z[1],reco_track_m[1]);
rcpv22.SetXYZM(reco_track_x[1], reco_track_y[1], reco_track_z[1],reco_track_m[1]);
}
flag3++;
}
if(reco_track_pdg[1] == 11 && reco_track_pdg[2] == 11){
int icheck = 1;
int jcheck = 2;
if(reco_track_pdg[0] == -11){
eq1.SetXYZM(reco_track_x[icheck], reco_track_y[icheck], reco_track_z[icheck],reco_track_m[icheck]);
rcpv1.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv11.SetXYZM(reco_track_x[jcheck], reco_track_y[jcheck], reco_track_z[jcheck],reco_track_m[jcheck]);
rcpv2.SetXYZM(reco_track_x[0], reco_track_y[0], reco_track_z[0],reco_track_m[0]);
rcpv22.SetXYZM(reco_track_x[0], reco_track_y[0], reco_track_z[0],reco_track_m[0]);
}
flag3++;
}
}
}
if(reco_track_x.GetSize() == 2){
if(reco_track_pdg[rcp] == 11 && reco_track_c[rcp] == -1){
rcpv1.SetXYZM(reco_track_x[rcp], reco_track_y[rcp], reco_track_z[rcp],reco_track_m[rcp]);
rcElectron->Fill(rcpv1.Eta());
flag1++;
}
if(reco_track_pdg[rcp] == -11 && reco_track_c[rcp] == 1){
rcpv2.SetXYZM(reco_track_x[rcp], reco_track_y[rcp], reco_track_z[rcp],reco_track_m[rcp]);
rcPositron->Fill(rcpv2.Eta());
flag1++;
}
}
}
/*if (flag4 == 1){
JPsi2 = eq4 + rcpv2;
rcJPsiMass1->Fill(JPsi2.M());
}*/
if(flag3 == 0){
JPsi22 = rcpv11 + rcpv22;
//rcJPsiMass11->Fill(JPsi22.M());
JPsi222 = eq1 + rcpv22;
//rcJPsiMass111->Fill(JPsi222.M());
if ((JPsi22.M() > 2 && JPsi22.M() < 3.6) && (JPsi222.M() > 2 && JPsi222.M() < 3.6)){
rcJPsiMass11->Fill(JPsi22.M());
scte=eq1;
}
if ((JPsi222.M() > 2 && JPsi222.M() < 3.6) && (JPsi22.M() > 2 && JPsi22.M() < 3.6)){
rcJPsiMass111->Fill(JPsi222.M());
scte=rcpv11;
}
}
if(flag1 == 2 && flag2 == 0 && flag3 == 0){
JPsi2 = rcpv1 + rcpv2;
rcJPsiMass1->Fill(JPsi2.M());
}
int chk1 = 0;
int chk2 = 0;
for(int igen=0;igen<recop_px.GetSize();igen++){
//cout <<"Number of Iterations: "<< igen <<" -> Partilcles: " << recop_pdg[igen] << endl;
//rcElectron->Fill(rcpv1.Eta());
if(mc_pdg_array[3] == 2212){
//mctrk1.RotateY(0.025);
mctrk1.SetXYZM(mc_px_array[3], mc_py_array[3], mc_pz_array[3],mc_mass_array[3]);
mctrue.SetXYZM(px[3], py[3], pz[3], E[3]);
chk2++;
}
if(mc_pdg_array[0] == 11){