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CombineMesonMeasurements8TeV_2.C
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CombineMesonMeasurements8TeV_2.C
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/****************************************************************************************************************************
****** provided by Gamma Conversion Group, PWG4, *****
****** Daniel Mühlheim, d.muehlheim@cern.ch *****
****** Friederike Bock, friederike.bock@cern.ch *****
*****************************************************************************************************************************/
#include <Riostream.h>
#include "TMath.h"
#include <stdlib.h>
#include <fstream>
#include <math.h>
#include <TROOT.h>
#include <TApplication.h>
#include <TPaveLabel.h>
#include <TSystem.h>
#include <TFrame.h>
#include <TStyle.h>
#include <TString.h>
#include "TGaxis.h"
#include "TFile.h"
#include "TH1F.h"
#include "TH1D.h"
#include "TH2F.h"
#include "TF1.h"
#include "TVirtualFitter.h"
#include "TObject.h"
#include "TCanvas.h"
#include "TMultiGraph.h"
#include "TLegend.h"
#include "TDatabasePDG.h"
#include "TMinuit.h"
#include "TBenchmark.h"
#include "TRandom.h"
#include "TLatex.h"
#include "TASImage.h"
#include "TPostScript.h"
#include "TGraphErrors.h"
#include "TArrow.h"
#include "TGraphAsymmErrors.h"
#include "TGaxis.h"
#include "TMarker.h"
#include "Math/WrappedTF1.h"
#include "Math/BrentRootFinder.h"
#include "TFitResultPtr.h"
#include "TFitResult.h"
#include "CommonHeaders/PlottingGammaConversionHistos.h"
#include "CommonHeaders/PlottingGammaConversionAdditional.h"
#include "CommonHeaders/FittingGammaConversion.h"
#include "CommonHeaders/ExtractSignalBinning.h"
// #include "CommonHeaders/ConversionFunctionsBasicsAndLabeling.h"
#include "CommonHeaders/ConversionFunctions.h"
#include "CommonHeaders/CombinationFunctions.h"
extern TRandom* gRandom;
extern TBenchmark* gBenchmark;
extern TSystem* gSystem;
extern TMinuit* gMinuit;
struct SysErrorConversion {
Double_t value;
Double_t error;
// TString name;
};
//____________________________________________________________________________________________________________________________________________
void CombineMesonMeasurements8TeV_2( TString fileNamePCM = "",
TString fileNamePCMEMCAL = "",
TString fileNameEMCALLow = "",
TString fileNameEMCALmerged = "",
TString fileNamePHOS = "",
TString suffix = "eps",
TString isMC = "",
TString thesisPlots = "",
TString bWCorrection = "X",
TString fileInputCorrFactors= "",
Bool_t plotInvMassBins = kTRUE
){
TString date = ReturnDateString();
gROOT->Reset();
gROOT->SetStyle("Plain");
StyleSettingsThesis();
SetPlotStyle();
gStyle->SetEndErrorSize(0);
TString dateForOutput = ReturnDateStringForOutput();
cout << dateForOutput.Data() << endl;
//___________________________________ Declaration of files _____________________________________________
TString collisionSystem8TeV = "pp, #sqrt{#it{s}} = 8 TeV";
TString fileNameTheory = "ExternalInput/Theory/TheoryCompilationPP.root";
TString fileNameTheoryPythia8 = "ExternalInput/Theory/Pythia/PYTHIA8_Monash2013Tune_8TeV_Pi0_Eta.root";
TString fileNameTheoryPythia8_4C = "ExternalInput/Theory/Pythia/PYTHIA8_4CTune_8TeV_Pi0_Eta.root";
TString fileNameTheoryPi0DSS14 = "ExternalInput/Theory/pp8TeV_DSS14.root";
TString fileNameEtaToPi07TeV = "ExternalInput/EtaPi0Ratio7000GeV.root";
TString fileNameEtaToPi02760GeV = "ExternalInput/CombNeutralMesons/CombinedResultsPaperPP2760GeV_2017_07_10_Pub2017.root";
TString fileNamePHOSMB = "ExternalInput/PHOS/8TeV/data_PHOS-MBResultsFullCorrection_PP_NoBinShifting.root";
TString fileNamePHOSPHOS = "ExternalInput/PHOS/8TeV/data_PHOS-PHOSResultsFullCorrection_PP_NoBinShifting.root";
TString fileNamePHOSprelim = "ExternalInput/PHOS/8TeV/preliminary/pi0_8TeV_PHOS.root";
TString fileNameChargedPionPP = "ExternalInput/IdentifiedCharged/ChargedIdentifiedSpectraPP_20_May_2015.root";
TString fileNameChargedHadronPP = "ExternalInput/UnidentifiedCharged/ChargedHadrinSpectraPP_20_May_2015.root";
TString outputDir = Form("%s/%s/CombineMesonMeasurements8TeV_merged%s",suffix.Data(),dateForOutput.Data(),bWCorrection.Data());
TString nameFinalResDat = Form("%s/CombinedResults%s_FitResults.dat",outputDir.Data(),bWCorrection.Data());
cout << outputDir.Data() << endl;
cout << fileNamePCM.Data() << endl;
gSystem->Exec("mkdir -p "+outputDir);
gSystem->Exec(Form("cp %s %s/InputPCM.root", fileNamePCM.Data(), outputDir.Data()));
// gSystem->Exec(Form("cp %s %s/InputPCMEta.root", fileNamePCMEta.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/InputPCMEMCAL.root", fileNamePCMEMCAL.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/InputPHOS.root", fileNamePHOS.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/InputEMCALLow.root", fileNameEMCALLow.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/InputEMCALmerged.root", fileNameEMCALmerged.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/Theory.root", fileNameTheory.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/ChargedPionsPP.root", fileNameChargedPionPP.Data(), outputDir.Data()));
gSystem->Exec(Form("cp %s %s/ChargedHadronsPP.root", fileNameChargedHadronPP.Data(), outputDir.Data()));
Bool_t thesis = kFALSE;
if(thesisPlots.CompareTo("thesis") == 0){
thesis = kTRUE;
}
TString prefix2 = "";
if (isMC.CompareTo("kTRUE")==0){
prefix2 = "MC";
} else {
prefix2 = "Data";
}
Double_t mesonMassExpectPi0 = TDatabasePDG::Instance()->GetParticle(111)->Mass();
Double_t mesonMassExpectEta = TDatabasePDG::Instance()->GetParticle(221)->Mass();
Width_t widthLinesBoxes = 1.4;
Width_t widthCommonFit = 2;
// Definition of colors, styles and markers sizes
Color_t colorComb = kMagenta+2;
Style_t markerStyleComb = 20;
Size_t markerSizeComb = 2;
Color_t colorCombLowPt = GetDefaultColorDiffDetectors("Comb", kFALSE, kFALSE, kFALSE);
Color_t colorCombHighPt = GetDefaultColorDiffDetectors("Comb", kFALSE, kFALSE, kTRUE);
Style_t markerStyleCombLowPt = 20;
Style_t markerStyleCombHighPt = 20;
Size_t markerSizeComparison = 2;
Color_t colorTrigg [10] = {kBlack, kGray+1, kRed+2, kBlue+2, kGreen+3, kCyan+2, kViolet, kMagenta+2, kRed-2, kBlue-2};
Color_t colorTriggShade [10] = {kGray+1, kGray, kRed-6, kBlue-6, kGreen-8, kCyan-6, kViolet-8, kMagenta-8, kRed-8, kBlue-8};
Marker_t markerTrigg [10] = {20, 20, 21, 34, 29, 33, 21, 27, 28, 30 };
Marker_t markerTriggMC [10] = {24, 24, 25, 28, 30, 27, 25, 27, 28, 30 };
Size_t sizeTrigg [10] = {1.5, 1.5, 1.5, 2, 2.2, 2., 1.5, 2., 2.5, 1.5 };
TString nameMeasGlobal[11] = { "PCM", "PHOS", "EMCal", "PCM-PHOS", "PCM-EMCal",
"PCM-Dalitz", "PHOS-Dalitz", "EMCal-Dalitz", "EMCal high pT", "EMCal merged",
"PCMOtherDataset"};
TString nameSecPi0SourceRead[4] = {"K0S", "K0L", "Lambda", "Rest"};
TString nameSecPi0SourceLabel[4] = {"K^{0}_{s}", "K^{0}_{l}", "#Lambda", "had. int."};
TString nameTrigger[3] = {"INT7", "EMC7", "EGA"};
TString nameTriggerAlternative[3] = {"MB trigger", "EMC-L0 trigger", "EMC-L1 trigger"};
Color_t colorDet[11];
Color_t colorDetMC[11];
Style_t markerStyleDet[11];
Style_t markerStyleDetMC[11];
Size_t markerSizeDet[11];
Size_t markerSizeDetMC[11];
Color_t colorNLO = kAzure-4;
Style_t styleMarkerNLOMuHalf = 24;
Style_t styleMarkerNLOMuOne = 27;
Style_t styleMarkerNLOMuTwo = 30;
Style_t styleLineNLOMuHalf = 8;
Style_t styleLineNLOMuOne = 7;
Style_t styleLineNLOMuTwo = 4;
Style_t styleLineNLOMuTwoBKK = 3;
Style_t styleLineNLOMuTwoDSS = 6;
Size_t sizeMarkerNLO = 1;
Width_t widthLineNLO = 2.;
Int_t binExInvMass[11] = { 7, 0, 12, 0, 7,
0, 0, 0, 0, 0,
0 };
Double_t rangePtExMin[11] = { 1.6, 1.4, 2.6, 0.0, 1.6,
0.0, 0.0, 0.0, 9.0, 0.0,
20.0 };
Double_t rangePtExMax[11] = { 1.8, 1.6, 3.0, 0.0, 1.8,
0.0, 0.0, 0.0, 10., 0.0,
22.0 };
for (Int_t i = 0; i < 11; i++){
colorDet[i] = GetDefaultColorDiffDetectors(nameMeasGlobal[i].Data(), kFALSE, kFALSE, kTRUE);
colorDetMC[i] = GetDefaultColorDiffDetectors(nameMeasGlobal[i].Data(), kTRUE, kFALSE, kTRUE);
markerStyleDet[i] = GetDefaultMarkerStyleDiffDetectors(nameMeasGlobal[i].Data(), kFALSE);
markerStyleDetMC[i] = GetDefaultMarkerStyleDiffDetectors(nameMeasGlobal[i].Data(), kTRUE);
markerSizeDet[i] = GetDefaultMarkerSizeDiffDetectors(nameMeasGlobal[i].Data(), kFALSE)*2;
markerSizeDetMC[i] = GetDefaultMarkerSizeDiffDetectors(nameMeasGlobal[i].Data(), kTRUE)*2;
}
Bool_t haveEffSecCorr[4][11] = { {kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE},
{kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE},
{kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE},
{kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE, kFALSE} };
TGraphAsymmErrors* graphPi0EffSecCorrFromX[4][11] = { { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
{ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL} };
//************************** Read data for PCM **************************************************
TFile* filePCM = new TFile(fileNamePCM.Data());
TH1D* histoPCMNumberOfEvents = (TH1D*)filePCM->Get("NEvents_MB");
TDirectory* directoryPCMPi0 = (TDirectory*)filePCM->Get("Pi08TeV");
TH1D* histoPCMPi0Mass = (TH1D*)directoryPCMPi0->Get("Pi0_Mass_data_MB");
histoPCMPi0Mass ->Scale(1000.);
TH1D* histoPCMPi0FWHMMeV = (TH1D*)directoryPCMPi0->Get("Pi0_Width_data_MB");
histoPCMPi0FWHMMeV ->Scale(1000.);
TH1D* histoPCMPi0TrueMass = (TH1D*)directoryPCMPi0->Get("Pi0_Mass_MC_MB");
histoPCMPi0TrueMass ->Scale(1000.);
TH1D* histoPCMPi0TrueFWHMMeV = (TH1D*)directoryPCMPi0->Get("Pi0_Width_MC_MB");
histoPCMPi0TrueFWHMMeV ->Scale(1000.);
TH1D* histoPCMPi0Acc = (TH1D*)directoryPCMPi0->Get("AcceptancePi0_MB");
TH1D* histoPCMPi0TrueEffPt = (TH1D*)directoryPCMPi0->Get("EfficiencyPi0_MB");
TGraphAsymmErrors* graphPCMPi0AccTimesEff = (TGraphAsymmErrors*)directoryPCMPi0->Get("EffTimesAccPi0");
for (Int_t k = 0; k < 4; k++){
graphPi0EffSecCorrFromX[k][0] = (TGraphAsymmErrors*)directoryPCMPi0->Get(Form("EffectiveSecondaryPi0CorrFrom%s",nameSecPi0SourceRead[k].Data()));
if (graphPi0EffSecCorrFromX[k][0]){
cout << nameSecPi0SourceRead[k].Data() << endl;
graphPi0EffSecCorrFromX[k][0]->Print();
Int_t nAboveZero = 0;
for (Int_t i = 0; i< graphPi0EffSecCorrFromX[k][0]->GetN(); i++){
if(graphPi0EffSecCorrFromX[k][0]->GetY()[i] > 0) nAboveZero++;
}
if (nAboveZero>0){
haveEffSecCorr[k][0] = kTRUE;
} else {
graphPi0EffSecCorrFromX[k][0] = NULL;
}
}
}
TGraphAsymmErrors* graphPCMPi0InvXSectionStat = (TGraphAsymmErrors*)directoryPCMPi0->Get("graphInvCrossSectionPi0");
TH1D* histoPCMPi0InvXSectionStat = (TH1D*)directoryPCMPi0->Get("InvCrossSectionPi0");
cout << "Pi0 stat PCM" << endl;
graphPCMPi0InvXSectionStat->Print();
TGraphAsymmErrors* graphPCMPi0InvXSectionSys = (TGraphAsymmErrors*)directoryPCMPi0->Get("InvCrossSectionPi0Sys");
cout << "Pi0 sys PCM" << endl;
graphPCMPi0InvXSectionSys->Print();
TH1D* histoPCMPi0AccTimesEff = (TH1D*)histoPCMPi0TrueEffPt->Clone("histoPCMPi0AccTimesEff");
histoPCMPi0AccTimesEff->Multiply(histoPCMPi0Acc);
// normalize to full acceptance (delta y and phi)
histoPCMPi0AccTimesEff->Scale(2*TMath::Pi()*1.6);
TH1D* histoPi0InvMassSigPlusBGPCM[3];
TH1D* histoPi0InvMassSigPCM[3];
TH1D* histoPi0InvMassSigRemBGSubPCM[3];
TH1D* histoPi0InvMassBGPCM[3];
TH1D* histoPi0InvMassRemBGPCM[3];
TH1D* histoPi0InvMassBGTotPCM[3];
TF1* fitPi0InvMassSigPCM[3];
TF1* fitPi0InvMassBGPCM[3];
Bool_t haveAllPi0InvMassPCM[3] = {kFALSE, kFALSE, kFALSE};
if (plotInvMassBins){
for (Int_t i = 0; i < 1; i++){
histoPi0InvMassSigPCM[i] = (TH1D*)directoryPCMPi0->Get("InvMassSig_PtBin07");
histoPi0InvMassSigPlusBGPCM[i] = (TH1D*)directoryPCMPi0->Get("InvMassSigPlusBG_PtBin07");
histoPi0InvMassBGPCM[i] = (TH1D*)directoryPCMPi0->Get("InvMassBG_PtBin07");
fitPi0InvMassSigPCM[i] = (TF1*)directoryPCMPi0->Get("FitInvMassSig_PtBin07");
if (histoPi0InvMassSigPCM[i] && histoPi0InvMassSigPlusBGPCM[i] && histoPi0InvMassBGPCM[i] && fitPi0InvMassSigPCM[i]){
haveAllPi0InvMassPCM[i] = kTRUE;
}
if (haveAllPi0InvMassPCM[i]){
histoPi0InvMassSigPCM[i]->Fit(fitPi0InvMassSigPCM[i],"QRME0");
for (Int_t l=0; l < 6; l++){
cout << fitPi0InvMassSigPCM[i]->GetParameter(l) << "\t +- " << fitPi0InvMassSigPCM[i]->GetParError(l) << endl;
}
fitPi0InvMassBGPCM[i] = new TF1("Linearpp","[0]+[1]*x",0.02,0.25);
fitPi0InvMassBGPCM[i]->SetParameter(0, fitPi0InvMassSigPCM[i]->GetParameter(4));
fitPi0InvMassBGPCM[i]->SetParameter(1, fitPi0InvMassSigPCM[i]->GetParameter(5));
TVirtualFitter * fitterPCM = TVirtualFitter::GetFitter();
Int_t nFreeParPCM = fitPi0InvMassSigPCM[i]->GetNumberFreeParameters();
double * covMatrixPCM = fitterPCM->GetCovarianceMatrix();
histoPi0InvMassRemBGPCM[i] = (TH1D*)histoPi0InvMassBGPCM[i]->Clone(Form("Pi0_InvMassRemBG_Example_%s",nameTrigger[i].Data()));
for (Int_t j = 1; j < histoPi0InvMassRemBGPCM[i]->GetNbinsX()+1; j++){
histoPi0InvMassRemBGPCM[i]->SetBinContent(j,0);
histoPi0InvMassRemBGPCM[i]->SetBinError(j,0);
}
for (Int_t j = histoPi0InvMassSigPCM[i]->GetXaxis()->FindBin(0.01); j < histoPi0InvMassSigPCM[i]->GetXaxis()->FindBin(0.30)+1; j++){
Double_t startBinEdge = histoPi0InvMassSigPCM[i]->GetXaxis()->GetBinLowEdge(j);
Double_t endBinEdge = histoPi0InvMassSigPCM[i]->GetXaxis()->GetBinUpEdge(j);
Double_t intLinearBack = fitPi0InvMassBGPCM[i]->Integral(startBinEdge, endBinEdge)/(endBinEdge-startBinEdge) ;
Double_t errorLinearBck = pow(( pow( (endBinEdge-startBinEdge)*fitPi0InvMassSigPCM[i]->GetParError(4),2) +
pow(0.5*(endBinEdge*endBinEdge-startBinEdge*startBinEdge)*fitPi0InvMassSigPCM[i]->GetParError(5),2)
+2*covMatrixPCM[nFreeParPCM*nFreeParPCM-2]*(endBinEdge-startBinEdge)*0.5*
(endBinEdge*endBinEdge-startBinEdge*startBinEdge)),0.5)/(endBinEdge-startBinEdge);
// cout << j << "\t" << intLinearBack << "\t" << errorLinearBck << endl;
histoPi0InvMassRemBGPCM[i]->SetBinContent(j,intLinearBack);
histoPi0InvMassRemBGPCM[i]->SetBinError(j,errorLinearBck);
}
histoPi0InvMassBGTotPCM[i] = (TH1D*)histoPi0InvMassBGPCM[i]->Clone(Form("Pi0_InvMassTotBG_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassBGTotPCM[i]->Sumw2();
histoPi0InvMassBGTotPCM[i]->Add(histoPi0InvMassRemBGPCM[i]);
histoPi0InvMassSigRemBGSubPCM[i] = (TH1D*)histoPi0InvMassSigPCM[i]->Clone(Form("Pi0_InvMassSigRemBGSub_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassSigRemBGSubPCM[i]->Sumw2();
histoPi0InvMassSigRemBGSubPCM[i]->Add(histoPi0InvMassRemBGPCM[i],-1);
fitPi0InvMassSigPCM[i]->SetParameter(4, 0);
fitPi0InvMassSigPCM[i]->SetParameter(5, 0);
}
cout << nameTrigger[i].Data() << "\t" << histoPi0InvMassSigPCM[i] << "\t" << histoPi0InvMassSigPlusBGPCM[i] << "\t" << histoPi0InvMassBGPCM[i] << "\t" << fitPi0InvMassSigPCM[i]
<< "\t" << haveAllPi0InvMassPCM[i] << endl;
}
}
cout << "here" << endl;
//************************** Read data for PCMEMCAL **************************************************
TFile* filePCMEMCAL = new TFile(fileNamePCMEMCAL.Data());
TH1D* histoPCMEMCALNumberOfEvents = (TH1D*)filePCMEMCAL->Get("histoNumberOfEvents8TeV");
TDirectory* directoryPCMEMCALPi0 = (TDirectory*)filePCMEMCAL->Get("Pi08TeV");
TGraphAsymmErrors* graphPCMEMCALPi0Mass = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("Pi0_Mass_data");
graphPCMEMCALPi0Mass = ScaleGraph(graphPCMEMCALPi0Mass, 1000.);
TGraphAsymmErrors* graphPCMEMCALPi0FWHM = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("Pi0_Width_data");
graphPCMEMCALPi0FWHM = ScaleGraph(graphPCMEMCALPi0FWHM, 1000.);
TGraphAsymmErrors* graphPCMEMCALPi0MassMC = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("Pi0_Mass_MC");
graphPCMEMCALPi0MassMC = ScaleGraph(graphPCMEMCALPi0MassMC, 1000.);
TGraphAsymmErrors* graphPCMEMCALPi0FWHMMC = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("Pi0_Width_MC");
graphPCMEMCALPi0FWHMMC = ScaleGraph(graphPCMEMCALPi0FWHMMC, 1000.);
TGraphAsymmErrors* graphPCMEMCALPi0Acc = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("AcceptancePi0");
TGraphAsymmErrors* graphPCMEMCALPi0EffPt = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("EfficiencyPi0");
TH1D* histoPCMEMCALPi0TriggerEff[4];
for (Int_t i = 0; i < 3; i++){
histoPCMEMCALPi0TriggerEff[i] = (TH1D*)directoryPCMEMCALPi0->Get(Form("TriggerEfficiencyPi0_%s",nameTrigger[i].Data()));
}
TGraphAsymmErrors* graphPCMEMCALPi0AccTimesEff = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("EffTimesAccPi0");
TGraphAsymmErrors* graphPCMEMCALPi0InvXSectionStat = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("graphInvCrossSectionPi0");
TH1D* histoPCMEMCALPi0InvXSectionStat = (TH1D*)directoryPCMEMCALPi0->Get("InvCrossSectionPi0");
cout << "Pi0 stat PCM-EMC" << endl;
graphPCMEMCALPi0InvXSectionStat->Print();
TGraphAsymmErrors* graphPCMEMCALPi0InvXSectionSys = (TGraphAsymmErrors*)directoryPCMEMCALPi0->Get("InvCrossSectionPi0Sys");
cout << "Pi0 sys PCM-EMC" << endl;
graphPCMEMCALPi0InvXSectionSys->Print();
TH1D* histoPi0InvMassSigPlusBGPCMEMCAL[3];
TH1D* histoPi0InvMassSigPCMEMCAL[3];
TH1D* histoPi0InvMassSigRemBGSubPCMEMCAL[3];
TH1D* histoPi0InvMassBGPCMEMCAL[3];
TH1D* histoPi0InvMassRemBGPCMEMCAL[3];
TH1D* histoPi0InvMassBGTotPCMEMCAL[3];
TF1* fitPi0InvMassSigPCMEMCAL[3];
TF1* fitPi0InvMassBGPCMEMCAL[3];
Bool_t haveAllPi0InvMassPCMEMCAL[3] = {kFALSE, kFALSE, kFALSE};
if (plotInvMassBins){
for (Int_t i = 0; i < 3; i++){
histoPi0InvMassSigPCMEMCAL[i] = (TH1D*)directoryPCMEMCALPi0->Get(Form("Pi0_InvMassSig_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassSigPlusBGPCMEMCAL[i] = (TH1D*)directoryPCMEMCALPi0->Get(Form("Pi0_InvMassSigPlusBG_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassBGPCMEMCAL[i] = (TH1D*)directoryPCMEMCALPi0->Get(Form("Pi0_InvMassBG_Example_%s",nameTrigger[i].Data()));
fitPi0InvMassSigPCMEMCAL[i] = (TF1*)directoryPCMEMCALPi0->Get(Form("Pi0_InvMassSigFit_Example_%s",nameTrigger[i].Data()));
if (histoPi0InvMassSigPCMEMCAL[i] && histoPi0InvMassSigPlusBGPCMEMCAL[i] && histoPi0InvMassBGPCMEMCAL[i] && fitPi0InvMassSigPCMEMCAL[i]){
haveAllPi0InvMassPCMEMCAL[i] = kTRUE;
}
if (haveAllPi0InvMassPCMEMCAL[i]){
histoPi0InvMassSigPCMEMCAL[i]->Fit(fitPi0InvMassSigPCMEMCAL[i],"QRME0");
for (Int_t l=0; l < 6; l++){
cout << fitPi0InvMassSigPCMEMCAL[i]->GetParameter(l) << "\t +- " << fitPi0InvMassSigPCMEMCAL[i]->GetParError(l) << endl;
}
fitPi0InvMassBGPCMEMCAL[i] = new TF1("Linearpp","[0]+[1]*x",0.02,0.25);
fitPi0InvMassBGPCMEMCAL[i]->SetParameter(0, fitPi0InvMassSigPCMEMCAL[i]->GetParameter(4));
fitPi0InvMassBGPCMEMCAL[i]->SetParameter(1, fitPi0InvMassSigPCMEMCAL[i]->GetParameter(5));
TVirtualFitter * fitterPCMEMCAL = TVirtualFitter::GetFitter();
Int_t nFreeParPCMEMCAL = fitPi0InvMassSigPCMEMCAL[i]->GetNumberFreeParameters();
double * covMatrixPCMEMCAL = fitterPCMEMCAL->GetCovarianceMatrix();
histoPi0InvMassRemBGPCMEMCAL[i] = (TH1D*)histoPi0InvMassBGPCMEMCAL[i]->Clone(Form("Pi0_InvMassRemBG_Example_%s",nameTrigger[i].Data()));
for (Int_t j = 1; j < histoPi0InvMassRemBGPCMEMCAL[i]->GetNbinsX()+1; j++){
histoPi0InvMassRemBGPCMEMCAL[i]->SetBinContent(j,0);
histoPi0InvMassRemBGPCMEMCAL[i]->SetBinError(j,0);
}
for (Int_t j = histoPi0InvMassSigPCMEMCAL[i]->GetXaxis()->FindBin(0.01); j < histoPi0InvMassSigPCMEMCAL[i]->GetXaxis()->FindBin(0.30)+1; j++){
Double_t startBinEdge = histoPi0InvMassSigPCMEMCAL[i]->GetXaxis()->GetBinLowEdge(j);
Double_t endBinEdge = histoPi0InvMassSigPCMEMCAL[i]->GetXaxis()->GetBinUpEdge(j);
Double_t intLinearBack = fitPi0InvMassBGPCMEMCAL[i]->Integral(startBinEdge, endBinEdge)/(endBinEdge-startBinEdge) ;
Double_t errorLinearBck = pow(( pow( (endBinEdge-startBinEdge)*fitPi0InvMassSigPCMEMCAL[i]->GetParError(4),2) +
pow(0.5*(endBinEdge*endBinEdge-startBinEdge*startBinEdge)*fitPi0InvMassSigPCMEMCAL[i]->GetParError(5),2)
+2*covMatrixPCMEMCAL[nFreeParPCMEMCAL*nFreeParPCMEMCAL-2]*(endBinEdge-startBinEdge)*0.5*
(endBinEdge*endBinEdge-startBinEdge*startBinEdge)),0.5)/(endBinEdge-startBinEdge);
// cout << j << "\t" << intLinearBack << "\t" << errorLinearBck << endl;
histoPi0InvMassRemBGPCMEMCAL[i]->SetBinContent(j,intLinearBack);
histoPi0InvMassRemBGPCMEMCAL[i]->SetBinError(j,errorLinearBck);
}
histoPi0InvMassBGTotPCMEMCAL[i] = (TH1D*)histoPi0InvMassBGPCMEMCAL[i]->Clone(Form("Pi0_InvMassTotBG_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassBGTotPCMEMCAL[i]->Sumw2();
histoPi0InvMassBGTotPCMEMCAL[i]->Add(histoPi0InvMassRemBGPCMEMCAL[i]);
histoPi0InvMassSigRemBGSubPCMEMCAL[i] = (TH1D*)histoPi0InvMassSigPCMEMCAL[i]->Clone(Form("Pi0_InvMassSigRemBGSub_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassSigRemBGSubPCMEMCAL[i]->Sumw2();
histoPi0InvMassSigRemBGSubPCMEMCAL[i]->Add(histoPi0InvMassRemBGPCMEMCAL[i],-1);
fitPi0InvMassSigPCMEMCAL[i]->SetParameter(4, 0);
fitPi0InvMassSigPCMEMCAL[i]->SetParameter(5, 0);
}
cout << nameTrigger[i].Data() << "\t" << histoPi0InvMassSigPCMEMCAL[i] << "\t" << histoPi0InvMassSigPlusBGPCMEMCAL[i] << "\t" << histoPi0InvMassBGPCMEMCAL[i] << "\t" << fitPi0InvMassSigPCMEMCAL[i]
<< "\t" << haveAllPi0InvMassPCMEMCAL[i] << endl;
}
}
//************************** Read data for EMCAL ****************************************************
TFile* fileEMCALLow = new TFile(fileNameEMCALLow.Data());
TH1D* histoEMCALNumberOfEvents = (TH1D*)fileEMCALLow->Get("histoNumberOfEvents8TeV");
TDirectory* directoryEMCALPi0 = (TDirectory*)fileEMCALLow->Get("Pi08TeV");
TGraphAsymmErrors* graphEMCALPi0Mass = (TGraphAsymmErrors*)directoryEMCALPi0->Get("Pi0_Mass_data");
graphEMCALPi0Mass = ScaleGraph(graphEMCALPi0Mass, 1000.);
TGraphAsymmErrors* graphEMCALPi0FWHM = (TGraphAsymmErrors*)directoryEMCALPi0->Get("Pi0_Width_data");
graphEMCALPi0FWHM = ScaleGraph(graphEMCALPi0FWHM, 1000.);
TGraphAsymmErrors* graphEMCALPi0MassMC = (TGraphAsymmErrors*)directoryEMCALPi0->Get("Pi0_Mass_MC");
graphEMCALPi0MassMC = ScaleGraph(graphEMCALPi0MassMC, 1000.);
TGraphAsymmErrors* graphEMCALPi0FWHMMC = (TGraphAsymmErrors*)directoryEMCALPi0->Get("Pi0_Width_MC");
graphEMCALPi0FWHMMC = ScaleGraph(graphEMCALPi0FWHMMC, 1000.);
TGraphAsymmErrors* graphEMCALPi0Acc = (TGraphAsymmErrors*)directoryEMCALPi0->Get("AcceptancePi0");
TGraphAsymmErrors* graphEMCALPi0EffPt = (TGraphAsymmErrors*)directoryEMCALPi0->Get("EfficiencyPi0");
TGraphAsymmErrors* graphEMCALPi0AccTimesEff = (TGraphAsymmErrors*)directoryEMCALPi0->Get("EffTimesAccPi0");
TH1D* histoEMCALPi0TriggerEff[4];
for (Int_t i = 2; i < 6; i++){
histoEMCALPi0TriggerEff[i-2] = (TH1D*)directoryEMCALPi0->Get(Form("TriggerEfficiencyPi0_%s",nameTrigger[i].Data()));
}
TH1D* histoEMCALPi0InvXSectionStat = (TH1D*)directoryEMCALPi0->Get("InvCrossSectionPi0");
TGraphAsymmErrors* graphEMCALPi0InvXSectionStat = (TGraphAsymmErrors*)directoryEMCALPi0->Get("graphInvCrossSectionPi0");
cout << "Pi0 stat EMC-EMC" << endl;
graphEMCALPi0InvXSectionStat->Print();
TGraphAsymmErrors* graphEMCALPi0InvXSectionSys = (TGraphAsymmErrors*)directoryEMCALPi0->Get("InvCrossSectionPi0Sys");
cout << "Pi0 sys EMC-EMC" << endl;
graphEMCALPi0InvXSectionSys->Print();
TH1D* histoPi0InvMassSigPlusBGEMCAL[3];
TH1D* histoPi0InvMassSigEMCAL[3];
TH1D* histoPi0InvMassSigRemBGSubEMCAL[3];
TH1D* histoPi0InvMassBGEMCAL[3];
TH1D* histoPi0InvMassRemBGEMCAL[3];
TH1D* histoPi0InvMassBGTotEMCAL[3];
TF1* fitPi0InvMassSigEMCAL[3];
TF1* fitPi0InvMassBGEMCAL[3];
Bool_t haveAllPi0InvMassEMCAL[3] = {kFALSE, kFALSE, kFALSE};
if (plotInvMassBins){
for (Int_t i = 0; i < 3; i++){
histoPi0InvMassSigEMCAL[i] = (TH1D*)directoryEMCALPi0->Get(Form("Pi0_InvMassSig_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassSigPlusBGEMCAL[i] = (TH1D*)directoryEMCALPi0->Get(Form("Pi0_InvMassSigPlusBG_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassBGEMCAL[i] = (TH1D*)directoryEMCALPi0->Get(Form("Pi0_InvMassBG_Example_%s",nameTrigger[i].Data()));
fitPi0InvMassSigEMCAL[i] = (TF1*)directoryEMCALPi0->Get(Form("Pi0_InvMassSigFit_Example_%s",nameTrigger[i].Data()));
if (histoPi0InvMassSigEMCAL[i] && histoPi0InvMassSigPlusBGEMCAL[i] && histoPi0InvMassBGEMCAL[i] && fitPi0InvMassSigEMCAL[i]){
haveAllPi0InvMassEMCAL[i] = kTRUE;
}
if (haveAllPi0InvMassEMCAL[i]){
histoPi0InvMassSigEMCAL[i]->Fit(fitPi0InvMassSigEMCAL[i],"QRME0");
for (Int_t l=0; l < 6; l++){
cout << fitPi0InvMassSigEMCAL[i]->GetParameter(l) << "\t +- " << fitPi0InvMassSigEMCAL[i]->GetParError(l) << endl;
}
fitPi0InvMassBGEMCAL[i] = new TF1("Linearpp","[0]+[1]*x",0.08,0.30);
fitPi0InvMassBGEMCAL[i]->SetParameter(0, fitPi0InvMassSigEMCAL[i]->GetParameter(4));
fitPi0InvMassBGEMCAL[i]->SetParameter(1, fitPi0InvMassSigEMCAL[i]->GetParameter(5));
TVirtualFitter * fitterEMCAL = TVirtualFitter::GetFitter();
Int_t nFreeParEMCAL = fitPi0InvMassSigEMCAL[i]->GetNumberFreeParameters();
double * covMatrixEMCAL = fitterEMCAL->GetCovarianceMatrix();
histoPi0InvMassRemBGEMCAL[i] = (TH1D*)histoPi0InvMassBGEMCAL[i]->Clone(Form("Pi0_InvMassRemBG_Example_%s",nameTrigger[i].Data()));
for (Int_t j = 1; j < histoPi0InvMassRemBGEMCAL[i]->GetNbinsX()+1; j++){
histoPi0InvMassRemBGEMCAL[i]->SetBinContent(j,0);
histoPi0InvMassRemBGEMCAL[i]->SetBinError(j,0);
}
for (Int_t j = histoPi0InvMassSigEMCAL[i]->GetXaxis()->FindBin(0.01); j < histoPi0InvMassSigEMCAL[i]->GetXaxis()->FindBin(0.30)+1; j++){
Double_t startBinEdge = histoPi0InvMassSigEMCAL[i]->GetXaxis()->GetBinLowEdge(j);
Double_t endBinEdge = histoPi0InvMassSigEMCAL[i]->GetXaxis()->GetBinUpEdge(j);
Double_t intLinearBack = fitPi0InvMassBGEMCAL[i]->Integral(startBinEdge, endBinEdge)/(endBinEdge-startBinEdge) ;
Double_t errorLinearBck = pow(( pow( (endBinEdge-startBinEdge)*fitPi0InvMassSigEMCAL[i]->GetParError(4),2) +
pow(0.5*(endBinEdge*endBinEdge-startBinEdge*startBinEdge)*fitPi0InvMassSigEMCAL[i]->GetParError(5),2)
+2*covMatrixEMCAL[nFreeParEMCAL*nFreeParEMCAL-2]*(endBinEdge-startBinEdge)*0.5*
(endBinEdge*endBinEdge-startBinEdge*startBinEdge)),0.5)/(endBinEdge-startBinEdge);
// cout << j << "\t" << intLinearBack << "\t" << errorLinearBck << endl;
histoPi0InvMassRemBGEMCAL[i]->SetBinContent(j,intLinearBack);
histoPi0InvMassRemBGEMCAL[i]->SetBinError(j,errorLinearBck);
}
histoPi0InvMassBGTotEMCAL[i] = (TH1D*)histoPi0InvMassBGEMCAL[i]->Clone(Form("Pi0_InvMassTotBG_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassBGTotEMCAL[i]->Sumw2();
histoPi0InvMassBGTotEMCAL[i]->Add(histoPi0InvMassRemBGEMCAL[i]);
histoPi0InvMassSigRemBGSubEMCAL[i] = (TH1D*)histoPi0InvMassSigEMCAL[i]->Clone(Form("Pi0_InvMassSigRemBGSub_Example_%s",nameTrigger[i].Data()));
histoPi0InvMassSigRemBGSubEMCAL[i]->Sumw2();
histoPi0InvMassSigRemBGSubEMCAL[i]->Add(histoPi0InvMassRemBGEMCAL[i],-1);
fitPi0InvMassSigEMCAL[i]->SetParameter(4, 0);
fitPi0InvMassSigEMCAL[i]->SetParameter(5, 0);
}
cout << nameTrigger[i].Data() << "\t" << histoPi0InvMassSigEMCAL[i] << "\t" << histoPi0InvMassSigPlusBGEMCAL[i] << "\t" << histoPi0InvMassBGEMCAL[i] << "\t" << fitPi0InvMassSigEMCAL[i]
<< "\t" << haveAllPi0InvMassEMCAL[i] << endl;
}
}
//************************** Read data for EMCAL merged **************************************************
TFile* fileEMCALmerged = new TFile(fileNameEMCALmerged.Data());
TDirectory* directoryEMCALmergedPi0 = (TDirectory*)fileEMCALmerged->Get("Pi08TeV");
TH1D* histoEMCALMergedPi0Eff = NULL;
//TH1D* histoEMCALMergedPi0Pur = NULL;
TH1D* histoEMCALMergedPi0AccTimesEff = NULL;
TH1D* histoEMCALMergedPi0InvXSectionStat = NULL;
TH1D* histoEMCALMergedPi0InvXSectionSys = NULL;
TGraphAsymmErrors* graphEMCALMergedPi0AccTimesEff = NULL;
TGraphAsymmErrors* graphEMCALMergedPi0Purity = NULL;
//TGraphAsymmErrors* graphEMCALMergedPi0AccTimesEffDivPur = NULL;
TGraphAsymmErrors* graphEMCALMergedPi0InvXSectionStat = NULL;
TGraphAsymmErrors* graphEMCALMergedPi0InvXSectionSys = NULL;
histoEMCALMergedPi0Eff = (TH1D*)directoryEMCALmergedPi0->Get("EfficiencyPi0");
//histoEMCALMergedPi0Pur = (TH1D*)directoryEMCALmergedPi0->Get("PurityPi0");
graphEMCALMergedPi0AccTimesEff = (TGraphAsymmErrors*)directoryEMCALmergedPi0->Get("EffTimesAccPi0_EGA");
//graphEMCALMergedPi0Purity = (TGraphAsymmErrors*)directoryEMCALmergedPi0->Get("PurityPi0");
//graphEMCALMergedPi0AccTimesEffDivPur = CalculateGraphErrRatioToOtherTGraphErr(graphEMCALMergedPi0AccTimesEff, graphEMCALMergedPi0Purity,kTRUE);
graphEMCALMergedPi0InvXSectionStat = (TGraphAsymmErrors*)directoryEMCALmergedPi0->Get("graphInvCrossSectionPi0");
graphEMCALMergedPi0InvXSectionSys = (TGraphAsymmErrors*)directoryEMCALmergedPi0->Get("InvCrossSectionPi0Sys");
cout << "EMCAL merged stat" << endl;
for (Int_t i = 0; graphEMCALMergedPi0InvXSectionStat->GetX()[0]< 14; i++){
graphEMCALMergedPi0InvXSectionStat->RemovePoint(0);
}
graphEMCALMergedPi0InvXSectionStat->Print();
cout << "EMCAL merged sys" << endl;
for (Int_t i = 0; graphEMCALMergedPi0InvXSectionSys->GetX()[0]< 14; i++){
graphEMCALMergedPi0InvXSectionSys->RemovePoint(0);
}
Double_t * yValue = graphEMCALMergedPi0InvXSectionSys->GetY();
Double_t* yErrorLow = graphEMCALMergedPi0InvXSectionSys->GetEYlow();
Double_t* yErrorHigh = graphEMCALMergedPi0InvXSectionSys->GetEYhigh();
Int_t nPoints = graphEMCALMergedPi0InvXSectionSys->GetN();
for (Int_t i = 0; i < nPoints; i++){
yErrorLow[i] = yValue[i]*0.2;
yErrorHigh[i] = yValue[i]*0.2;
}
graphEMCALMergedPi0InvXSectionSys->Print();
// return;
//************************** Read data for PHOS *****************************************************
TFile* filePHOS = new TFile(fileNamePHOS.Data());
TDirectory* directoryPHOSPi0 = (TDirectory*)filePHOS->Get("Pi08TeV");
TH1D* histoPHOSPi0Mass = (TH1D*)directoryPHOSPi0->Get("MassPi0");
histoPHOSPi0Mass->Scale(1000.);
//for(Int_t k=0; k<6; k++) histoPHOSPi0Mass->SetBinContent(k,0.);
//for(Int_t k=histoPHOSPi0Mass->GetNbinsX(), j=k-6; k>=j; k--) histoPHOSPi0Mass->SetBinContent(k,0.);
TH1D* histoPHOSPi0FWHMMeV = (TH1D*)directoryPHOSPi0->Get("FWHMPi0MeV");
//for(Int_t k=0; k<6; k++) histoPHOSPi0FWHMMeV->SetBinContent(k,-1000.);
// for(Int_t k=histoPHOSPi0FWHMMeV->GetNbinsX(), j=k-6; k>=j; k--) histoPHOSPi0FWHMMeV->SetBinContent(k,-1000.);
TH1D* histoPHOSPi0TrueMass = (TH1D*)directoryPHOSPi0->Get("TrueMassPi0");
histoPHOSPi0TrueMass->Scale(1000.);
// for(Int_t k=0; k<1; k++) histoPHOSPi0TrueMass->SetBinContent(k,0.);
// for(Int_t k=histoPHOSPi0TrueMass->GetNbinsX(), j=k-5; k>=j; k--) histoPHOSPi0TrueMass->SetBinContent(k,0.);
TH1D* histoPHOSPi0TrueFWHMMeV = (TH1D*)directoryPHOSPi0->Get("TrueFWHMPi0MeV");
// for(Int_t k=0; k<1; k++) histoPHOSPi0TrueFWHMMeV->SetBinContent(k,-1000.);
// for(Int_t k=histoPHOSPi0TrueFWHMMeV->GetNbinsX(), j=k-5; k>=j; k--) histoPHOSPi0TrueFWHMMeV->SetBinContent(k,-1000.);
TH1D* histoPHOSPi0Acc = (TH1D*)directoryPHOSPi0->Get("AcceptancePi0");
//for(Int_t k=histoPHOSPi0Acc->GetNbinsX(), j=k-5; k>=j; k--) histoPHOSPi0Acc->SetBinContent(k,0.);
TH1D* histoPHOSPi0TrueEffPt = (TH1D*)directoryPHOSPi0->Get("EfficiencyPi0");
// for(Int_t k=histoPHOSPi0TrueEffPt->GetNbinsX(), j=k-5; k>=j; k--) histoPHOSPi0TrueEffPt->SetBinContent(k,0.);
TH1D* histoPHOSPi0AccTimesEff = (TH1D*)histoPHOSPi0TrueEffPt->Clone("histoPHOSPi0AccTimesEff");
histoPHOSPi0AccTimesEff->Multiply(histoPHOSPi0Acc);
histoPHOSPi0AccTimesEff->Scale(2*TMath::Pi());
//TH1D* graphPHOSPi0AccTimesEff = (TH1D*)directoryPHOSPi0->Get("EffTimesAccPi0_MB");
TH1D* histoPHOSPi0InvXSectionStat = (TH1D*)directoryPHOSPi0->Get("InvCrossSectionPi0");
TGraphAsymmErrors* graphPHOSPi0InvXSectionStat = new TGraphAsymmErrors(histoPHOSPi0InvXSectionStat);
cout << "Pi0 stat PHOS" << endl;
graphPHOSPi0InvXSectionStat->Print();
TGraphErrors* dummySysGraphPHOS = (TGraphErrors*)directoryPHOSPi0->Get("InvCrossSectionPi0Sys");
Double_t* xValuePHOS = dummySysGraphPHOS->GetX();
Double_t* yValuePHOS = dummySysGraphPHOS->GetY();
Double_t* xErrPHOS = dummySysGraphPHOS->GetEX();
Double_t* yErrPHOS = dummySysGraphPHOS->GetEY();
TGraphAsymmErrors* graphPHOSPi0InvXSectionSys = new TGraphAsymmErrors(dummySysGraphPHOS->GetN(), xValuePHOS, yValuePHOS, xErrPHOS, xErrPHOS, yErrPHOS, yErrPHOS);
cout << "Pi0 sys PHOS" << endl;
graphPHOSPi0InvXSectionSys->Print();
TFile* filePHOSprelim = new TFile(fileNamePHOSprelim.Data());
// *******************************************************************************************************
// ************************** Loading theory calculations ************************************************
// *******************************************************************************************************
TFile* fileTheoryCompilation = new TFile(fileNameTheory.Data());
TFile* fileTheoryPythia8 = new TFile(fileNameTheoryPythia8.Data());
TFile* fileTheoryPythia8_4C = new TFile(fileNameTheoryPythia8_4C.Data());
TFile* fileEtaToPi07000GeV = new TFile(fileNameEtaToPi07TeV.Data());
TFile* fileEtaToPi02760GeV = new TFile(fileNameEtaToPi02760GeV.Data());
TDirectory* directoryfileEtaToPi02760GeV = (TDirectory*)fileEtaToPi02760GeV->Get("Eta2.76TeV");
TH1F* histoPythia8InvXSection = (TH1F*) fileTheoryPythia8->Get("fHistInvXsec_Pi0");
TH1F* histoPythia8InvXSectionEta = (TH1F*) fileTheoryPythia8->Get("fHistInvXsec_Eta");
TH1F* histoPythia8_4CInvXSection = (TH1F*) fileTheoryPythia8_4C->Get("fHistInvXsec_Pi0");
TH1F* histoPythia8_4CInvXSectionEta = (TH1F*) fileTheoryPythia8_4C->Get("fHistInvXsec_Eta");
TGraphAsymmErrors* graphPi0DSS14 = (TGraphAsymmErrors*) fileTheoryCompilation->Get("graphNLOCalcDSS14InvSecPi08000GeV");
// while (graphPi0DSS14->GetX()[graphPi0DSS14->GetN()-1] > 42. ) graphPi0DSS14->RemovePoint(graphPi0DSS14->GetN()-1);
TGraphAsymmErrors* graphPi0DSS14central = (TGraphAsymmErrors*) fileTheoryCompilation->Get("graphNLOCalcDSS14InvSecPi08000GeV");
// while (graphPi0DSS14central->GetX()[graphPi0DSS14central->GetN()-1] > 42. ) graphPi0DSS14central->RemovePoint(graphPi0DSS14central->GetN()-1);
// for(Int_t iBinD = 0; iBinD<graphPi0DSS14central->GetN(); iBinD++){graphPi0DSS14central->SetPointEYhigh(iBinD,0); graphPi0DSS14central->SetPointEYlow(iBinD,0);}
TGraph* graphEtaToPi07000GeV = (TGraph*) fileEtaToPi07000GeV->Get("EtaPi0Ratio7000GeV");
TGraph* graphEtaToPi02760GeV = (TGraph*) directoryfileEtaToPi02760GeV->Get("graphRatioEtaToPi0Comb2760GeVTotErr");
// TH1F* histoPythia8InvXSection_VarBinning = (TH1F*) fileTheoryCompilation->Get("histoInvSecPythia8Spec8000GeVVarBinning");
TGraph* graphNLOCalcPi0MuHalf = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecPi0MuHalf8000GeV");
TGraph* graphNLOCalcPi0MuOne = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecPi0MuOne8000GeV");
TGraph* graphNLOCalcPi0MuTwo = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecPi0MuTwo8000GeV");
TGraph* graphNLOCalcEtaMuHalf = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecEtaMuHalf8000GeV");
TGraph* graphNLOCalcEtaMuOne = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecEtaMuOne8000GeV");
TGraph* graphNLOCalcEtaMuTwo = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcInvSecEtaMuTwo8000GeV");
TGraph* graphNLOEtaToPi0MuHalf = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcEtaOverPi0MuHalf8000GeV");
TGraph* graphNLOEtaToPi0MuOne = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcEtaOverPi0MuOne8000GeV");
TGraph* graphNLOEtaToPi0MuTwo = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcEtaOverPi0MuTwo8000GeV");
//TGraph* graphNLODSSCalcMuTwo = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcDSSInvSecPi0MuTwo8000GeV");
//TGraph* graphNLOCGCCalcMuTwo = (TGraph*)fileTheoryCompilation->Get("graphNLOCalcCGCInvCrossSec8000GeV");
//TGraphAsymmErrors* graphNLODSS14Calc = (TGraphAsymmErrors*)fileTheoryCompilation->Get("graphNLOCalcDSS14InvCrossSec8000GeV");
// while (graphNLOCalcEtaMuHalf->GetX()[graphNLOCalcEtaMuHalf->GetN()-1] > 37. )
// graphNLOCalcEtaMuHalf->RemovePoint(graphNLOCalcEtaMuHalf->GetN()-1);
// while (graphNLOCalcEtaMuOne->GetX()[graphNLOCalcEtaMuOne->GetN()-1] > 37. )
// graphNLOCalcEtaMuOne->RemovePoint(graphNLOCalcEtaMuOne->GetN()-1);
// while (graphNLOCalcEtaMuTwo->GetX()[graphNLOCalcEtaMuTwo->GetN()-1] > 37. )
// graphNLOCalcEtaMuTwo->RemovePoint(graphNLOCalcEtaMuTwo->GetN()-1);
cout << "mu half" << endl;
graphNLOEtaToPi0MuHalf->Print();
cout << "mu one" << endl;
graphNLOEtaToPi0MuOne->Print();
cout << "mu two" << endl;
graphNLOEtaToPi0MuTwo->Print();
// *******************************************************************************************************
// ************************** Loading charged pion results ***********************************************
// *******************************************************************************************************
// TFile* fileChargedPionInputpp = new TFile(fileNameChargedPionPP.Data());
// TH1D* histoChPiInvYieldPubStatPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecPubStat7TeV");
// TH1D* histoChPiInvYieldPubSystPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecPubSyst7TeV");
// TH1D* histoChPiInvYieldHighPtStatPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecHighPtStat7TeV");
// TH1D* histoChPiInvYieldHighPtSystPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecHighPtSyst7TeV");
// TH1D* histoChPiInvYieldLowPtStatCMS = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecLowPtStat7TeVCMS");
// TH1D* histoChPiInvYieldLowPtSysCMS = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecLowPtSys7TeVCMS");
// TH1D* histoChPiInvYieldLowPtStatPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecLowPtStatPP7TeV");
// TH1D* histoChPiInvYieldLowPtSysPP = (TH1D*)fileChargedPionInputpp->Get("histoChargedPionSpecLowPtSysPP7TeV");
// *******************************************************************************************************
// ************************** Loading charged hadron results ***********************************************
// *******************************************************************************************************
// TFile* fileChargedHadronsInputpp = new TFile(fileNameChargedHadronPP.Data());
// TGraphAsymmErrors* graphChargedHadronsStatPP = (TGraphAsymmErrors*)fileChargedHadronsInputpp->Get("graphChargedHadronsStatPP8TeV");
// graphChargedHadronsStatPP = ScaleGraph(graphChargedHadronsStatPP,0.5*1e9/xSection8TeVINEL);
// TGraphAsymmErrors* graphChargedHadronsSysPP = (TGraphAsymmErrors*)fileChargedHadronsInputpp->Get("graphChargedHadronsSysPP8TeV");
// graphChargedHadronsSysPP = ScaleGraph(graphChargedHadronsSysPP,0.5*1e9/xSection8TeVINEL);
// *******************************************************************************************************
// ************************** Combination of different pi0 measurements **********************************
// *******************************************************************************************************
// REMARKS:
// - order of measurements defined in CombinePtPointsSpectraFullCorrMat from CombinationFunctions.h
// - correlations are defined in CombinePtPointsSpectraFullCorrMat from CombinationFunctions.h
// - currently only PCM-EMCAL vs others fully implemeted energy independent
// - extendable to other energies
// - offsets have to be determined manually, see cout's in shell from combination function, more can be uncommented
// definition of array of histograms (NULL - means we have no measurement at this energy for this rec-method)
// for statistical error and final value from respective method
TH1D* statErrorCollectionPi0[11];
for (Int_t i = 0; i< 11; i++){
statErrorCollectionPi0[i] = NULL;
}
statErrorCollectionPi0[0] = (TH1D*)histoPCMPi0InvXSectionStat->Clone("statErrPCMPi0");
statErrorCollectionPi0[1] = (TH1D*)histoPHOSPi0InvXSectionStat->Clone("statErrPHOSPi0");
statErrorCollectionPi0[2] = (TH1D*)histoEMCALPi0InvXSectionStat->Clone("statErrEMCALPi0");
statErrorCollectionPi0[4] = (TH1D*)histoPCMEMCALPi0InvXSectionStat->Clone("statErrPCMEMCALPi0");
// definition of array of TGraphAsymmErrors (NULL - means we have no measurement at this energy for this rec-method)
// for systematic error from respective method
TGraphAsymmErrors* sysErrorCollectionPi0[11];
for (Int_t i = 0; i< 11; i++){
sysErrorCollectionPi0[i] = NULL;
}
sysErrorCollectionPi0[0] = (TGraphAsymmErrors*)graphPCMPi0InvXSectionSys->Clone("sysErrPCMPi0");
sysErrorCollectionPi0[1] = (TGraphAsymmErrors*)graphPHOSPi0InvXSectionSys->Clone("sysErrPHOSPi0");
sysErrorCollectionPi0[2] = (TGraphAsymmErrors*)graphEMCALPi0InvXSectionSys->Clone("sysErrEMCALPi0");
sysErrorCollectionPi0[4] = (TGraphAsymmErrors*)graphPCMEMCALPi0InvXSectionSys->Clone("sysErrPCMEMCALPi0");
// **********************************************************************************************************************
// ******************************************* Adding EMCal & EMC merged ***********************************************
// **********************************************************************************************************************
// Definition of final pt binning (has to be set manually)
Double_t xPtLimitsPi0[100];
Int_t maxNBinsPi0 = 0;
Int_t maxNBinsPi0Abs = 0;
maxNBinsPi0 = GetBinning( xPtLimitsPi0, maxNBinsPi0Abs, "Pi0", "8TeV", 11 );
// maxNBinsPi0--;
Double_t xPtLimitsPi0WOMerged[70];
Int_t maxNBinsPi0W0Merged = GetBinning( xPtLimitsPi0WOMerged, maxNBinsPi0Abs, "Pi0", "8TeV", 11 );
// Definition of offsets for stat & sys see output of function in shell, make sure pt bins match for Pi0
// {"PCM", "PHOS", "EMCal", "PCM-PHOS", "PCM-EMCal", "PCM-Dalitz", "PHOS-Dalitz", "EMCal-Dalitz", "spare", "EMCAL merged","PCMOtherDataset"};
Int_t offSetsPi0[11] = { 0, 6, 0, 0, 0,
0, 0, 0, 0, 0,
0};
Int_t offSetsPi0Sys[11] = { 1, 6, 7, 0, 5,
0, 0, 0, 0, 36,
0};
Int_t offSetPi0Shifting[11] = { 0, 0, 0, 0, 0,
0, 0, 0, 0, 0,
0 };
Int_t nComBinsPi0Shifting[11] = { 0, 0, 0, 0, 0,
0, 0, 0, 0, 0,
0 };
TH1D* histoEMCALMergedPi0InvXSectionStatCorrBin = new TH1D("histoEMCALMergedPi0InvXSectionStatCorrBin", "", maxNBinsPi0, xPtLimitsPi0);
Int_t firstBinMergedPi0 = 34;
cout << graphEMCALMergedPi0InvXSectionStat->GetX()[0] << endl;
while (histoEMCALMergedPi0InvXSectionStatCorrBin->GetBinCenter(firstBinMergedPi0) < graphEMCALMergedPi0InvXSectionStat->GetX()[0]){
cout << histoEMCALMergedPi0InvXSectionStatCorrBin->GetBinCenter(firstBinMergedPi0) << endl;
histoEMCALMergedPi0InvXSectionStatCorrBin->SetBinContent(firstBinMergedPi0, 0);
histoEMCALMergedPi0InvXSectionStatCorrBin->SetBinError(firstBinMergedPi0, 0);
firstBinMergedPi0++;
}
for (Int_t i = 0; i < graphEMCALMergedPi0InvXSectionStat->GetN(); i++){
histoEMCALMergedPi0InvXSectionStatCorrBin->SetBinContent(i+firstBinMergedPi0, graphEMCALMergedPi0InvXSectionStat->GetY()[i]);
histoEMCALMergedPi0InvXSectionStatCorrBin->SetBinError(i+firstBinMergedPi0, graphEMCALMergedPi0InvXSectionStat->GetEYlow()[i]);
}
graphEMCALMergedPi0InvXSectionStat->Print();
for (Int_t i = 1; i < histoEMCALMergedPi0InvXSectionStatCorrBin->GetNbinsX()+1; i++){
cout << "Bin " << i << "\t" << histoEMCALMergedPi0InvXSectionStatCorrBin->GetBinCenter(i) << "\t" << histoEMCALMergedPi0InvXSectionStatCorrBin->GetBinContent(i)
<< "\t" << histoEMCALMergedPi0InvXSectionStatCorrBin->GetBinError(i) << endl;
}
//return;
statErrorCollectionPi0[9] = (TH1D*)histoEMCALMergedPi0InvXSectionStatCorrBin->Clone("statErrEMCALMergedPi0");
sysErrorCollectionPi0[9] = (TGraphAsymmErrors*)graphEMCALMergedPi0InvXSectionSys->Clone("sysErrEMCALMergedPi0");
// **********************************************************************************************************************
// ************************ Adding PCM-EMCal measurements to matrix & calculating relativ errors ************************
// **********************************************************************************************************************
TGraphAsymmErrors* statErrorRelCollectionPi0[11];
for (Int_t i = 0; i< 11; i++){
statErrorRelCollectionPi0[i] = NULL;
}
for (Int_t i = 0; i < 11; i++){
if (statErrorCollectionPi0[i]){
statErrorRelCollectionPi0[i] = new TGraphAsymmErrors(statErrorCollectionPi0[i]);
statErrorRelCollectionPi0[i] = CalculateRelErrUpAsymmGraph( statErrorRelCollectionPi0[i], Form("relativeStatErrorPi0_%s", nameMeasGlobal[i].Data()));
}
}
TGraphAsymmErrors* sysErrorRelCollectionPi0[11];
for (Int_t i = 0; i< 11; i++){
sysErrorRelCollectionPi0[i] = NULL;
}
for (Int_t i = 0; i < 11; i++){
if (sysErrorCollectionPi0[i]){
sysErrorRelCollectionPi0[i] = CalculateRelErrUpAsymmGraph( sysErrorCollectionPi0[i], Form("relativeSysErrorPi0_%s", nameMeasGlobal[i].Data()));
}
}
// return;
// **********************************************************************************************************************
// ******************************************* Assuming maximal correlation *********************************************
// **********************************************************************************************************************
TGraph* graphWeightsPi0A[11];
for (Int_t i = 0; i< 11; i++){
graphWeightsPi0A[i] = NULL;
}
// Declaration & calculation of combined spectrum
TString fileNamePi0OutputWeightingA = Form("%s/Pi0_WeightingMethodA.dat",outputDir.Data());
TGraphAsymmErrors* graphCombPi0InvXSectionStatA = NULL;
TGraphAsymmErrors* graphCombPi0InvXSectionSysA = NULL;
TGraphAsymmErrors* graphCombPi0InvXSectionTotA = CombinePtPointsSpectraFullCorrMat( statErrorCollectionPi0, sysErrorCollectionPi0,
xPtLimitsPi0, maxNBinsPi0,
offSetsPi0, offSetsPi0Sys,
graphCombPi0InvXSectionStatA, graphCombPi0InvXSectionSysA,
fileNamePi0OutputWeightingA, "8TeV", "Pi0", kTRUE,
0x0, fileInputCorrFactors
);
if (graphCombPi0InvXSectionTotA == NULL) {
cout << "Aborting: something went wrong during the combination of the new spectra" << endl;
return;
}
// remove bin from 0-0.3 (should have been done automatically in principle)
// graphCombPi0InvXSectionStatA->RemovePoint(0);
// graphCombPi0InvXSectionSysA->RemovePoint(0);
// graphCombPi0InvXSectionTotA->RemovePoint(0);
cout << __LINE__ << endl;
graphCombPi0InvXSectionTotA->Print();
// return;
// Reading weights from output file for plotting
ifstream fileWeightsPi0ReadA;
fileWeightsPi0ReadA.open(fileNamePi0OutputWeightingA,ios_base::in);
cout << "reading" << fileNamePi0OutputWeightingA << endl;
Double_t xValuesPi0ReadA[70];
Double_t weightsPi0ReadA[11][70];
Int_t availablePi0MeasA[11] = { -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1,
-1};
Int_t nMeasSetPi0A = 5;
Int_t nPtBinsPi0ReadA = 0;
while(!fileWeightsPi0ReadA.eof() && nPtBinsPi0ReadA < 70){
TString garbage = "";
if (nPtBinsPi0ReadA == 0){
fileWeightsPi0ReadA >> garbage ;//>> availablePi0Meas[0] >> availablePi0Meas[1] >> availablePi0Meas[2] >> availablePi0Meas[3];
for (Int_t i = 0; i < nMeasSetPi0A; i++){
fileWeightsPi0ReadA >> availablePi0MeasA[i] ;
}
cout << "read following measurements: ";
for (Int_t i = 0; i < 11; i++){
cout << availablePi0MeasA[i] << "\t" ;
}
cout << endl;
} else {
fileWeightsPi0ReadA >> xValuesPi0ReadA[nPtBinsPi0ReadA-1];
for (Int_t i = 0; i < nMeasSetPi0A; i++){
fileWeightsPi0ReadA >> weightsPi0ReadA[availablePi0MeasA[i]][nPtBinsPi0ReadA-1] ;
}
cout << "read: "<< nPtBinsPi0ReadA << "\t"<< xValuesPi0ReadA[nPtBinsPi0ReadA-1] << "\t" ;
for (Int_t i = 0; i < nMeasSetPi0A; i++){
cout << weightsPi0ReadA[availablePi0MeasA[i]][nPtBinsPi0ReadA-1] << "\t";
}
cout << endl;
}
nPtBinsPi0ReadA++;
}
nPtBinsPi0ReadA = nPtBinsPi0ReadA-2 ;
fileWeightsPi0ReadA.close();
for (Int_t i = 0; i < nMeasSetPi0A; i++){
graphWeightsPi0A[availablePi0MeasA[i]] = new TGraph(nPtBinsPi0ReadA,xValuesPi0ReadA,weightsPi0ReadA[availablePi0MeasA[i]]);
Int_t bin = 0;
for (Int_t n = 0; n< nPtBinsPi0ReadA; n++){
if (graphWeightsPi0A[availablePi0MeasA[i]]->GetY()[bin] == 0) graphWeightsPi0A[availablePi0MeasA[i]]->RemovePoint(bin);
else bin++;
}
}
// **********************************************************************************************************************
// ******************************************* Plotting weights Method A ************************************************
// **********************************************************************************************************************
Int_t textSizeLabelsPixel = 900*0.04;
TCanvas* canvasWeights = new TCanvas("canvasWeights","",200,10,1350,900); // gives the page size
DrawGammaCanvasSettings( canvasWeights, 0.08, 0.02, 0.035, 0.09);
canvasWeights->SetLogx();
TH2F * histo2DPi0Weights;
histo2DPi0Weights = new TH2F("histo2DPi0Weights","histo2DPi0Weights",11000,0.23,220.,1000,-0.7,1.3);
SetStyleHistoTH2ForGraphs(histo2DPi0Weights, "#it{p}_{T} (GeV/#it{c})","#omega_{a} for BLUE",0.035,0.04, 0.035,0.04, 1.,1.);
histo2DPi0Weights->GetXaxis()->SetMoreLogLabels();
histo2DPi0Weights->GetXaxis()->SetLabelOffset(-0.01);
// histo2DPi0Weights->GetYaxis()->SetRangeUser(-10,10);
histo2DPi0Weights->Draw("copy");
TLatex *labelWeightsEnergy = new TLatex(0.7,0.20,collisionSystem8TeV.Data());
SetStyleTLatex( labelWeightsEnergy, 0.85*textSizeLabelsPixel,4);
labelWeightsEnergy->SetTextFont(43);
labelWeightsEnergy->Draw();
TLatex *labelWeightsPi0 = new TLatex(0.7,0.16,"#pi^{0} #rightarrow #gamma#gamma");
SetStyleTLatex( labelWeightsPi0, 0.85*textSizeLabelsPixel,4);
labelWeightsPi0->SetTextFont(43);
labelWeightsPi0->Draw();
TLegend* legendWeights = GetAndSetLegend2(0.12, 0.14, 0.45, 0.14+(0.035*nMeasSetPi0A), 32);
for (Int_t i = 0; i < nMeasSetPi0A; i++){
DrawGammaSetMarkerTGraph(graphWeightsPi0A[availablePi0MeasA[i]], markerStyleDet[availablePi0MeasA[i]], markerSizeDet[availablePi0MeasA[i]]*0.5, colorDet[availablePi0MeasA[i]] , colorDet[availablePi0MeasA[i]]);
graphWeightsPi0A[availablePi0MeasA[i]]->Draw("p,same,z");
legendWeights->AddEntry(graphWeightsPi0A[availablePi0MeasA[i]],nameMeasGlobal[availablePi0MeasA[i]],"p");
}
legendWeights->Draw();
labelWeightsEnergy->Draw();
labelWeightsPi0->Draw();
// DrawGammaLines(0.23, 220. , 0.8, 0.8,0.1, kGray, 3);
DrawGammaLines(0.23, 220. , 0.5, 0.5,0.1, kGray, 7);
DrawGammaLines(0.23, 220. , 0.4, 0.4,0.1, kGray, 1);
DrawGammaLines(0.23, 220. , 0.3, 0.3,0.1, kGray, 7);
DrawGammaLines(0.23, 220. , 0.2, 0.2,0.1, kGray, 3);
canvasWeights->SaveAs(Form("%s/Pi0_WeightsA.%s",outputDir.Data(),suffix.Data()));
// *********************************************************************************************************************
// ************************************ Visualize relative errors ******************************************************
// *********************************************************************************************************************
TCanvas* canvasRelSysErr = new TCanvas("canvasRelSysErr","",200,10,1350,900); // gives the page size
DrawGammaCanvasSettings( canvasRelSysErr, 0.08, 0.02, 0.035, 0.09);
canvasRelSysErr->SetLogx();
TH2F * histo2DRelSysErr;
histo2DRelSysErr = new TH2F("histo2DRelSysErr","histo2DRelSysErr",11000,0.23,220.,1000,0,200.5);
SetStyleHistoTH2ForGraphs(histo2DRelSysErr, "#it{p}_{T} (GeV/#it{c})","sys Err (%)",0.035,0.04, 0.035,0.04, 1.,1.);
histo2DRelSysErr->GetXaxis()->SetMoreLogLabels();
histo2DRelSysErr->GetXaxis()->SetLabelOffset(-0.01);
// histo2DRelSysErr->GetYaxis()->SetRangeUser(-10,10);
histo2DRelSysErr->Draw("copy");
TLegend* legendRelSysErr = GetAndSetLegend2(0.62, 0.92-(0.035*nMeasSetPi0A), 0.95, 0.92, 32);
for (Int_t i = 0; i < nMeasSetPi0A; i++){
DrawGammaSetMarkerTGraph(sysErrorRelCollectionPi0[availablePi0MeasA[i]], markerStyleDet[availablePi0MeasA[i]], markerSizeDet[availablePi0MeasA[i]]*0.5, colorDet[availablePi0MeasA[i]],
colorDet[availablePi0MeasA[i]]);
sysErrorRelCollectionPi0[availablePi0MeasA[i]]->Draw("p,same,z");
legendRelSysErr->AddEntry(sysErrorRelCollectionPi0[availablePi0MeasA[i]],nameMeasGlobal[availablePi0MeasA[i]],"p");
}
legendRelSysErr->Draw();
TLatex *labelRelSysErrEnergy = new TLatex(0.15,0.89,collisionSystem8TeV.Data());
SetStyleTLatex( labelRelSysErrEnergy, 0.85*textSizeLabelsPixel,4);
labelRelSysErrEnergy->SetTextFont(43);
labelRelSysErrEnergy->Draw();
TLatex *labelRelSysErrPi0 = new TLatex(0.15,0.85,"#pi^{0} #rightarrow #gamma#gamma");
SetStyleTLatex( labelRelSysErrPi0, 0.85*textSizeLabelsPixel,4);
labelRelSysErrPi0->SetTextFont(43);
labelRelSysErrPi0->Draw();
canvasRelSysErr->SaveAs(Form("%s/Pi0_RelSysErr.%s",outputDir.Data(),suffix.Data()));
histo2DRelSysErr->GetYaxis()->SetRangeUser(0,30.5);
histo2DRelSysErr->Draw("copy");
for (Int_t i = 0; i < nMeasSetPi0A; i++){
sysErrorRelCollectionPi0[availablePi0MeasA[i]]->Draw("p,same,z");
}
legendRelSysErr->Draw();
labelRelSysErrEnergy->Draw();
labelRelSysErrPi0->Draw();
canvasRelSysErr->SaveAs(Form("%s/Pi0_RelSysErrZoomed.%s",outputDir.Data(),suffix.Data()));
// *********************************************************************************************************************
// ************************************ Visualize relative errors ******************************************************
// *********************************************************************************************************************
TCanvas* canvasRelStatErr = new TCanvas("canvasRelStatErr","",200,10,1350,900); // gives the page size
DrawGammaCanvasSettings( canvasRelStatErr, 0.08, 0.02, 0.035, 0.09);
canvasRelStatErr->SetLogx();
TH2F * histo2DRelStatErr;
histo2DRelStatErr = new TH2F("histo2DRelStatErr","histo2DRelStatErr",11000,0.23,220.,1000,0,200.5);
SetStyleHistoTH2ForGraphs(histo2DRelStatErr, "#it{p}_{T} (GeV/#it{c})","stat Err (%)",0.035,0.04, 0.035,0.04, 1.,1.);
histo2DRelStatErr->GetXaxis()->SetMoreLogLabels();
histo2DRelStatErr->GetXaxis()->SetLabelOffset(-0.01);
// histo2DRelStatErr->GetYaxis()->SetRangeUser(-10,10);
histo2DRelStatErr->Draw("copy");
TLegend* legendRelStatErr = GetAndSetLegend2(0.14, 0.92-(0.035*nMeasSetPi0A), 0.45, 0.92, 32);
for (Int_t i = 0; i < nMeasSetPi0A; i++){
DrawGammaSetMarkerTGraph(statErrorRelCollectionPi0[availablePi0MeasA[i]], markerStyleDet[availablePi0MeasA[i]], markerSizeDet[availablePi0MeasA[i]]*0.5, colorDet[availablePi0MeasA[i]],
colorDet[availablePi0MeasA[i]]);
statErrorRelCollectionPi0[availablePi0MeasA[i]]->Draw("p,same,z");
legendRelStatErr->AddEntry(statErrorRelCollectionPi0[availablePi0MeasA[i]],nameMeasGlobal[availablePi0MeasA[i]],"p");
}
legendRelStatErr->Draw();
TLatex *labelRelStatErrEnergy = new TLatex(0.75,0.89,collisionSystem8TeV.Data());
SetStyleTLatex( labelRelStatErrEnergy, 0.85*textSizeLabelsPixel,4);
labelRelStatErrEnergy->SetTextFont(43);
labelRelStatErrEnergy->Draw();
TLatex *labelRelStatErrPi0 = new TLatex(0.75,0.85,"#pi^{0} #rightarrow #gamma#gamma");
SetStyleTLatex( labelRelStatErrPi0, 0.85*textSizeLabelsPixel,4);
labelRelStatErrPi0->SetTextFont(43);
labelRelStatErrPi0->Draw();
canvasRelStatErr->SaveAs(Form("%s/Pi0_RelStatErr.%s",outputDir.Data(),suffix.Data()));