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Merged
ddobrigk merged 1 commit into from
Nov 8, 2025
Merged

Please consider the following formatting changes to #13739 #495

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160 changes: 80 additions & 80 deletions Common/Tools/Multiplicity/macros/runCalibration.C
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Original file line number Diff line number Diff line change
@@ -1,68 +1,69 @@
void runCalibration( TString lInputFileName = "results/AR_544122_glauberNBD_ancestorMode2_hFT0C_BCs.root", double anchorPointPercentage = 90.0, double matchRange = 200.0, bool doNpartNcoll = false){
TFile *file = new TFile(lInputFileName.Data(), "READ");
void runCalibration(TString lInputFileName = "results/AR_544122_glauberNBD_ancestorMode2_hFT0C_BCs.root", double anchorPointPercentage = 90.0, double matchRange = 200.0, bool doNpartNcoll = false)
{
TFile* file = new TFile(lInputFileName.Data(), "READ");
file->ls();
TH1F *hData = (TH1F*) file->Get("hV0MUltraFine");
TH1F *hGlauberParameters = (TH1F*) file->Get("hGlauberParameters");
TH1F *hGlauberFitRange = (TH1F*) file->Get("hGlauberFitRange");

TH1F* hData = (TH1F*)file->Get("hV0MUltraFine");
TH1F* hGlauberParameters = (TH1F*)file->Get("hGlauberParameters");
TH1F* hGlauberFitRange = (TH1F*)file->Get("hGlauberFitRange");
hData->SetName("hData");
TH1F *hStitched = (TH1F*) hData->Clone("hStitched");
TH1F *hFit = (TH1F*) file->Get("hGlauber");
TCanvas *c1 = new TCanvas("c1", "", 800, 600);
TH1F* hStitched = (TH1F*)hData->Clone("hStitched");

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TH1F* hFit = (TH1F*)file->Get("hGlauber");

TCanvas* c1 = new TCanvas("c1", "", 800, 600);
c1->SetLeftMargin(0.17);
c1->SetBottomMargin(0.17);
c1->SetRightMargin(0.15);
c1->SetTopMargin(0.05);
c1->SetTicks(1,1);
c1->SetTicks(1, 1);
c1->SetLogz();
c1->SetFrameFillStyle(0);
c1->SetFillStyle(0);


cout<<"Data bin width: "<<hData->GetBinWidth(1)<<endl;
cout<<"Fit bin width: "<<hFit->GetBinWidth(1)<<endl;
cout<<"Match range to use: "<<matchRange<<endl;


cout << "Data bin width: " << hData->GetBinWidth(1) << endl;
cout << "Fit bin width: " << hFit->GetBinWidth(1) << endl;
cout << "Match range to use: " << matchRange << endl;

//____________________________________________
double anchorPointFraction = anchorPointPercentage/100.f;
double anchorPointFraction = anchorPointPercentage / 100.f;
double anchorPoint = -1; // the anchor point value in raw

//____________________________________________
// doing partial integration up to certain point for finding anchor point bin
for(int ii=1; ii<hData->GetNbinsX()+1; ii++){
for (int ii = 1; ii < hData->GetNbinsX() + 1; ii++) {
// renormalize data curve
int bin1 = ii+1;
int bin2 = hData->FindBin( hData->GetBinLowEdge(ii+1) + matchRange + 1e-3 );
double matchRangeData = hData -> Integral( bin1, bin2);
double matchRangeFit = hFit -> Integral( bin1, bin2);
int bin1 = ii + 1;
int bin2 = hData->FindBin(hData->GetBinLowEdge(ii + 1) + matchRange + 1e-3);
double matchRangeData = hData->Integral(bin1, bin2);
double matchRangeFit = hFit->Integral(bin1, bin2);

// rescale fit to match in the vicinity of the region we're at
hFit->Scale(matchRangeData/matchRangeFit);

double integralFit = hFit->Integral(1,ii);
double integralData = hData->Integral(ii+1,hData->GetNbinsX()+1);
double integralAll = integralFit+integralData;

cout<<"at bin #"<<ii<<", integrated up to "<<hData->GetBinLowEdge(ii+1)<<" fraction above this value is: "<<integralData/integralAll<<endl;
anchorPoint = hData->GetBinLowEdge(ii+1);

if(integralData/integralAll<anchorPointFraction) break;
hFit->Scale(matchRangeData / matchRangeFit);

double integralFit = hFit->Integral(1, ii);
double integralData = hData->Integral(ii + 1, hData->GetNbinsX() + 1);
double integralAll = integralFit + integralData;

cout << "at bin #" << ii << ", integrated up to " << hData->GetBinLowEdge(ii + 1) << " fraction above this value is: " << integralData / integralAll << endl;
anchorPoint = hData->GetBinLowEdge(ii + 1);

if (integralData / integralAll < anchorPointFraction)
break;
}

//____________________________________________
for(int ii=1; ii<hData->GetNbinsX()+1; ii++){
for (int ii = 1; ii < hData->GetNbinsX() + 1; ii++) {
// renormalize data curve
if( hData->GetBinCenter(ii) < anchorPoint) hStitched->SetBinContent(ii, hFit->GetBinContent(ii));
if (hData->GetBinCenter(ii) < anchorPoint)
hStitched->SetBinContent(ii, hFit->GetBinContent(ii));
}


cout<<"Anchor point determined to be: "<<anchorPoint<<endl;
cout<<"Preparing stitched histogram ... "<<endl;


cout << "Anchor point determined to be: " << anchorPoint << endl;
cout << "Preparing stitched histogram ... " << endl;

hFit->SetLineColor(kRed);
hStitched->SetLineColor(kBlue);

hData->GetYaxis()->SetTitleSize(0.055);
hData->GetXaxis()->SetTitleSize(0.055);
hData->GetYaxis()->SetLabelSize(0.04);
Expand All @@ -71,75 +72,74 @@
hData->Draw("hist");
hFit->Draw("hist same");
hStitched->Draw("hist same");
//All fine, let's try the calibrator
multCalibrator *lCalib = new multCalibrator("lCalib");

// All fine, let's try the calibrator
multCalibrator* lCalib = new multCalibrator("lCalib");
lCalib->SetAnchorPointPercentage(100.0f);
lCalib->SetAnchorPointRaw(-1e-6);
//Set standard Pb-Pb boundaries

// Set standard Pb-Pb boundaries
lCalib->SetStandardOnePercentBoundaries();

TString calibFileName = lInputFileName.Data();
calibFileName.ReplaceAll("glauberNBD", "calibration");
TFile *fileCalib = new TFile(calibFileName.Data(), "RECREATE");
TH1F *hCalib = lCalib->GetCalibrationHistogram(hStitched, "hCalib");
TCanvas *c2 = new TCanvas("c2", "", 800, 600);
TFile* fileCalib = new TFile(calibFileName.Data(), "RECREATE");

TH1F* hCalib = lCalib->GetCalibrationHistogram(hStitched, "hCalib");

TCanvas* c2 = new TCanvas("c2", "", 800, 600);
c2->SetLeftMargin(0.17);
c2->SetBottomMargin(0.17);
c2->SetRightMargin(0.15);
c2->SetTopMargin(0.05);
c2->SetTicks(1,1);
c2->SetTicks(1, 1);
// c2->SetLogz();
c2->SetFrameFillStyle(0);
c2->SetFillStyle(0);

hCalib->GetYaxis()->SetTitleSize(0.055);
hCalib->GetXaxis()->SetTitleSize(0.055);
hCalib->GetYaxis()->SetLabelSize(0.04);
hCalib->GetXaxis()->SetLabelSize(0.04);
hCalib->SetTitle("");
hCalib->Draw();



fileCalib->cd();

hData->Write();
hCalib->Write();
hStitched->Write();
hFit->Write();
if(doNpartNcoll){
cout<<"Will now attempt to calculate % -> Np, Nc map..."<<endl;
TProfile *hProfileNpart = new TProfile("hProfileNpart", "", 100, 0, 100);
TProfile *hProfileNcoll = new TProfile("hProfileNcoll", "", 100, 0, 100);
TH2F *h2dNpart = new TH2F("h2dNpart", "", 100, 0, 100, 500, -0.5f, 499.5f);
TH2F *h2dNcoll = new TH2F("h2dNcoll", "", 100, 0, 100, 3000, -0.5f, 2999.5);

if (doNpartNcoll) {
cout << "Will now attempt to calculate % -> Np, Nc map..." << endl;

TProfile* hProfileNpart = new TProfile("hProfileNpart", "", 100, 0, 100);
TProfile* hProfileNcoll = new TProfile("hProfileNcoll", "", 100, 0, 100);
TH2F* h2dNpart = new TH2F("h2dNpart", "", 100, 0, 100, 500, -0.5f, 499.5f);
TH2F* h2dNcoll = new TH2F("h2dNcoll", "", 100, 0, 100, 3000, -0.5f, 2999.5);

// Replay
multGlauberNBDFitter *g = new multGlauberNBDFitter("lglau");
TF1 *fitfunc = g->GetGlauberNBD();
//Step 1: open the (Npart, Ncoll) pair information, provide
TFile *fbasefile = new TFile("basehistos.root","READ");
TH2D *hNpNc = (TH2D*) fbasefile->Get("hNpNc");
multGlauberNBDFitter* g = new multGlauberNBDFitter("lglau");
TF1* fitfunc = g->GetGlauberNBD();

// Step 1: open the (Npart, Ncoll) pair information, provide
TFile* fbasefile = new TFile("basehistos.root", "READ");
TH2D* hNpNc = (TH2D*)fbasefile->Get("hNpNc");
g->SetNpartNcollCorrelation(hNpNc);
g->InitializeNpNc();

fitfunc->SetParameter(0, hGlauberParameters->GetBinContent(1));
fitfunc->SetParameter(1, hGlauberParameters->GetBinContent(2));
fitfunc->SetParameter(2, hGlauberParameters->GetBinContent(3));
fitfunc->SetParameter(3, hGlauberParameters->GetBinContent(4));
fitfunc->SetParameter(4, hGlauberParameters->GetBinContent(5));
Double_t lMax = hData->GetBinLowEdge( hData->GetNbinsX() + 1);

Double_t lMax = hData->GetBinLowEdge(hData->GetNbinsX() + 1);

// uncomment if Np Nc needed -> Warning, slow!
g->CalculateAvNpNc( hProfileNpart, hProfileNcoll, h2dNpart, h2dNcoll, hCalib, 0, lMax );
g->CalculateAvNpNc(hProfileNpart, hProfileNcoll, h2dNpart, h2dNcoll, hCalib, 0, lMax);

hProfileNpart->Write();
hProfileNcoll->Write();
h2dNpart->Write();
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