void trisCheckCorrection_unbinnedfit(Char_t* EBEE = 0, Int_t evtsPerPoint = 0, float laserCorrMin = -1., float laserCorrMax = -1.) { // Set style options gROOT->Reset(); gROOT->SetStyle("Plain"); gStyle->SetPadTickX(1); gStyle->SetPadTickY(1); gStyle->SetOptTitle(0); gStyle->SetOptStat(1110); gStyle->SetOptFit(1); // Check qualifiers if ( strcmp(EBEE,"EB")!=0 && strcmp(EBEE,"EE")!=0 ) { std::cout << "CHK-STB Error: unknown partition " << EBEE << std::endl; std::cout << "CHK-STB Select either EB or EE ! " << std::endl; return; } if ( strcmp(EBEE,"EB") == 0 ) { lcMin = 0.99; lcMax = 1.05; } else { lcMin = 0.99; lcMax = 1.11; } if( (laserCorrMin != -1.) && (laserCorrMax != -1.) ) { lcMin = laserCorrMin; lcMax = laserCorrMax; } // Get trees std::cout << std::endl; TChain* ntu_DA = new TChain("ntu"); FillChain(ntu_DA,"inputDATA.txt"); std::cout << " DATA: " << std::setw(8) << ntu_DA->GetEntries() << " entries" << std::endl; TChain* ntu_MC = new TChain("ntu"); FillChain(ntu_MC,"inputMC.txt"); std::cout << "REFERENCE: " << std::setw(8) << ntu_MC->GetEntries() << " entries" << std::endl; if (ntu_DA->GetEntries() == 0 || ntu_MC->GetEntries() == 0 ) { std::cout << "CHK-STB Error: At least one file is empty" << std::endl; return; } // Set branch addresses int runId; int isW, isZ; int timeStampHigh; float seedLaserAlpha; float avgLaserCorrection, scCrackCorrection; float EoP; float scE, scERaw, scEta, scEtaWidth, scPhiWidth; int seedIeta,seedIphi; int seedIx,seedIy,seedZside; float esE; float seedLaserCorrection; int iPhi,iEta; ntu_DA->SetBranchAddress("runId", &runId); ntu_DA->SetBranchAddress("isW", &isW); //ntu_DA->SetBranchAddress("isZ", &isZ); ntu_DA->SetBranchAddress("timeStampHigh", &timeStampHigh); ntu_DA->SetBranchAddress("ele1_scCrackCorr", &scCrackCorrection); ntu_DA->SetBranchAddress("ele1_scLaserCorr", &avgLaserCorrection); ntu_DA->SetBranchAddress("ele1_seedLaserCorr", &seedLaserCorrection); ntu_DA->SetBranchAddress("ele1_seedLaserAlpha", &seedLaserAlpha); ntu_DA->SetBranchAddress("ele1_es", &esE); ntu_DA->SetBranchAddress("ele1_scE", &scE); ntu_DA->SetBranchAddress("ele1_scERaw", &scERaw); ntu_DA->SetBranchAddress("ele1_scEta", &scEta); ntu_DA->SetBranchAddress("ele1_scEtaWidth", &scEtaWidth); ntu_DA->SetBranchAddress("ele1_scPhiWidth", &scPhiWidth); ntu_DA->SetBranchAddress("ele1_EOverP", &EoP); ntu_DA->SetBranchAddress("ele1_seedIphi", &iPhi); ntu_DA->SetBranchAddress("ele1_seedIeta", &iEta); ntu_DA->SetBranchAddress("ele1_seedIeta", &seedIeta); ntu_DA->SetBranchAddress("ele1_seedIphi", &seedIphi); ntu_DA->SetBranchAddress("ele1_seedIx", &seedIx); ntu_DA->SetBranchAddress("ele1_seedIy", &seedIy); ntu_DA->SetBranchAddress("ele1_seedZside", &seedZside); ntu_MC->SetBranchAddress("isW", &isW); ntu_MC->SetBranchAddress("isZ", &isZ); ntu_MC->SetBranchAddress("ele1_scEta", &scEta); ntu_MC->SetBranchAddress("ele1_EOverP", &EoP); float params[42]; InitializeParams(params); // Build the reference from 'infile2' std::cout << std::endl; std::cout << "***** Build reference for " << EBEE << " *****" << std::endl; templateHisto = new TH1F("templateHisto", "", 1200, 0., 5.); for(int ientry = 0; ientry < ntu_MC->GetEntries(); ++ientry) { if( (ientry%100000 == 0) ) std::cout << "reading MC entry " << ientry << std::endl; ntu_MC->GetEntry(ientry); if (strcmp(EBEE,"EB")==0 && fabs(scEta) > 1.4442) continue; // barrel if (strcmp(EBEE,"EE")==0 && (fabs(scEta) < 1.56 || fabs(scEta) > 2.5 )) continue; // endcap //if( seedLaserAlpha > 1.5 ) continue; //if( fabs(scEta) > 0.44 ) continue; //if( fabs(scEta) < 0.44 || fabs(scEta) > 0.77 ) continue; //if( fabs(scEta) < 0.77 || fabs(scEta) > 1.10 ) continue; //if( fabs(scEta) < 1.10 || fabs(scEta) > 1.56 ) continue; //if( fabs(scEta) < 1.56 || fabs(scEta) > 2.00 ) continue; //if( fabs(scEta) < 2.00 ) continue; templateHisto -> Fill(EoP); } int rebin = 4; if (strcmp(EBEE,"EB")==0) rebin = 2; templateHisto -> Rebin(rebin); FitTemplate(); std::cout << "Reference built for " << EBEE << " - " << templateHisto->GetEntries() << " events" << std::endl; // Loop and sort events std::cout << std::endl; std::cout << "***** Sort events and define bins *****" << std::endl; int nEntries = ntu_DA -> GetEntriesFast(); int nSavePts = 0; std::vector<bool> isSavedEntries(nEntries); std::vector<SorterLC> sortedEntries; for(int ientry = 0; ientry < nEntries; ++ientry) { ntu_DA -> GetEntry(ientry); isSavedEntries.at(ientry) = false; // save only what is needed for the analysis!!! if (strcmp(EBEE,"EB")==0 && fabs(scEta) > 1.4442) continue; // barrel if (strcmp(EBEE,"EE")==0 && (fabs(scEta) < 1.56 || fabs(scEta) > 2.5 )) continue; // endcap //if( fabs(scEta) > 0.44 ) continue; //if( fabs(scEta) < 0.44 || fabs(scEta) > 0.77 ) continue; //if( fabs(scEta) < 0.77 || fabs(scEta) > 1.10 ) continue; //if( fabs(scEta) < 1.10 || fabs(scEta) > 1.56 ) continue; //if( fabs(scEta) < 1.56 || fabs(scEta) > 2.00 ) continue; //if( fabs(scEta) < 2.00 ) continue; if( seedLaserCorrection <= 1.) continue; if( seedLaserAlpha < 1.5 ) continue; //if( timeStampHigh > 1303862400 ) continue; if( seedZside < 0 ) if( (seedIx > 20 ) && (seedIx < 50) && (seedIy > 85) && (seedIy < 92) ) continue; if( seedZside == -1 ) if( (seedIx > 35 ) && (seedIx < 55) && (seedIy > 80) && (seedIy < 87) ) continue; if( seedZside > 0 ) if( (seedIx > 65 ) && (seedIx < 77) && (seedIy > 33) && (seedIy < 57) ) continue; if( seedZside > 0 ) if( (seedIx > 75 ) && (seedIx < 93) && (seedIy > 18) && (seedIy < 37) ) continue; //if ( runId < 163045 ) continue; //if ( runId >= 163232 ) continue; //if ( runId < 163232 ) continue; //*********************** CLUSTER CORR ***************************** //if( (ientry%1 == 0) ) std::cout << "\n\n\nreading entry " << ientry << std::endl; //Ediff -> Fill( ( (scCrackCorrection*fClusterCorrections(scERaw+esE,scEta,scPhiWidth/scEtaWidth,params))-scE)/scE ); //Ediff_vsEta -> Fill( scEta, ( (esE+scCrackCorrection*fClusterCorrections(scERaw,scEta,scPhiWidth/scEtaWidth,params))-scE)/scE ); //if( fabs(fClusterCorrections(scERaw,scEta,scPhiWidth/scEtaWidth,params)-scE) > 0.001 ) //{ // std::cout << "\n\n" << std::endl; // std::cout << "scEta = " << scEta << " scE = " << scE << " scERaw = " << scERaw << std::endl; // std::cout << "scERaw_corr = " << fClusterCorrections(scERaw,scEta,scPhiWidth/scEtaWidth,params) << std::endl; //} //*********************** CLUSTER CORR ***************************** isSavedEntries.at(ientry) = true; SorterLC dummy; dummy.laserCorr = avgLaserCorrection; dummy.entry = ientry; sortedEntries.push_back(dummy); nSavePts++; } std::sort(sortedEntries.begin(),sortedEntries.end(),SorterLC()); std::cout << "Data sorted in " << EBEE << " - " << nSavePts << " events" << std::endl; //TCanvas* c_diff = new TCanvas("c_diff","c_diff"); //c_diff -> cd(); //Ediff -> Draw(); // //TCanvas* c_diff_vsEta = new TCanvas("c_diff_vsEta","c_diff"); //c_diff_vsEta -> cd(); //Ediff_vsEta -> Draw("colz"); // bins with evtsPerPoint events per bin int nBins = std::max(1,int(nSavePts/evtsPerPoint)); int nBinPts = int( nSavePts/nBins ); int nBinTempPts = 0; std::vector<int> binEntryMax; binEntryMax.push_back(0); for(int iSaved = 0; iSaved < nSavePts; ++iSaved) { ++nBinTempPts; if( nBinTempPts == nBinPts ) { binEntryMax.push_back( iSaved ); nBinTempPts = 0; } } binEntryMax.at(nBins) = nSavePts; std::cout << "nBins = " << nBins << std::endl; for(int bin = 0; bin < nBins; ++bin) std::cout << "bin: " << bin << " entry min: " << setw(6) << binEntryMax.at(bin) << " entry max: " << setw(6) << binEntryMax.at(bin+1) << " events: " << setw(6) << binEntryMax.at(bin+1)-binEntryMax.at(bin) << std::endl; TVirtualFitter::SetDefaultFitter("Fumili2"); // histogram definition TH1F* h_EoP_spread; TH1F* h_EoC_spread; TH2F* h_LC_map = new TH2F("h_LC_map","",360,0.,360,170,-85,85); if ( strcmp(EBEE,"EB")==0 ) { h_EoP_spread = new TH1F("h_EoP_spread","",100,0.95,1.01); h_EoC_spread = new TH1F("h_EoC_spread","",100,0.95,1.01); } else { h_EoP_spread = new TH1F("h_EoP_spread","",100,0.91,1.03); h_EoC_spread = new TH1F("h_EoC_spread","",100,0.91,1.03); } h_EoP_spread -> SetLineColor(kRed+2); h_EoP_spread -> SetLineWidth(2); h_EoP_spread -> GetXaxis() -> SetTitle("Relative E/p scale"); h_EoC_spread -> SetLineColor(kGreen+2); h_EoC_spread -> SetLineWidth(2); h_EoC_spread -> GetXaxis() -> SetTitle("Relative E/p scale"); TH1F** h_EoP = new TH1F*[nBins]; TH1F** h_EoC = new TH1F*[nBins]; TH1F** h_Las = new TH1F*[nBins]; for(int i = 0; i < nBins; ++i) { char histoName[80]; sprintf(histoName, "EoP_%d", i); h_EoP[i] = new TH1F(histoName, histoName, 1200, 0., 3.); h_EoP[i] -> SetFillColor(kRed+2); h_EoP[i] -> SetFillStyle(3004); h_EoP[i] -> SetMarkerStyle(7); h_EoP[i] -> SetMarkerColor(kRed+2); h_EoP[i] -> SetLineColor(kRed+2); sprintf(histoName, "EoC_%d", i); h_EoC[i] = new TH1F(histoName, histoName, 1200, 0., 3.); h_EoC[i] -> SetFillColor(kGreen+2); h_EoC[i] -> SetFillStyle(3004); h_EoC[i] -> SetMarkerStyle(7); h_EoC[i] -> SetMarkerColor(kGreen+2); h_EoC[i] -> SetLineColor(kGreen+2); sprintf(histoName, "Las_%d", i); h_Las[i] = new TH1F(histoName, histoName, 100, 0.5, 1.5); } // data definition std::vector< std::vector<double>* > dataEoP; std::vector< std::vector<double>* > dataEoC; for (int jbin = 0; jbin< nBins; jbin++){ dataEoP.push_back(new std::vector<double>); dataEoC.push_back(new std::vector<double>); } // function definition TF1** f_EoP = new TF1*[nBins]; TF1** f_EoC = new TF1*[nBins]; // loop on the saved and sorted events std::cout << std::endl; std::cout << "***** Fill and fit histograms *****" << std::endl; for(int ientry = 0; ientry < nEntries; ++ientry) { if( (ientry%10000 == 0) ) std::cout << "reading entry " << ientry << std::endl; if( isSavedEntries.at(ientry) == false ) continue; int iSaved = -1; for(iSaved = 0; iSaved < nSavePts; ++iSaved) if( ientry == sortedEntries[iSaved].entry ) break; int bin = -1; for(bin = 0; bin < nBins; ++bin) if( iSaved >= binEntryMax.at(bin) && iSaved < binEntryMax.at(bin+1) ) break; //std::cout << "ientry = " << ientry << " iSaved: " << iSaved << " bin: " << bin << std::endl; ntu_DA->GetEntry(ientry); float scale = 1.; //scale = sqrt( pow(avgLaserCorrection,((1.52-0.7843)/1.52)-1.) ); //scale = 1. / (0.1811 + 0.7843*avgLaserCorrection); //// fill the bins (h_Las[bin]) -> Fill(avgLaserCorrection); (h_EoP[bin]) -> Fill(EoP/avgLaserCorrection); (h_EoC[bin]) -> Fill(EoP * scale); h_LC_map->Fill(iPhi,iEta,seedLaserCorrection); // fill te vectors data E/p dataEoP[bin]->push_back(EoP/avgLaserCorrection); dataEoC[bin]->push_back(EoP); } // Define graph and histograms TGraphAsymmErrors* g_fit = new TGraphAsymmErrors(); TGraphAsymmErrors* g_c_fit = new TGraphAsymmErrors(); // define the fitting function // N.B. [0] * ( [1] * f( [1]*(x-[2]) ) ) histoFunc* templateHistoFunc = new histoFunc(templateHisto); //templateFunc = new TF1("templateFunc", templateHistoFunc, 0., 5., 3, "histoFunc"); //templateFunc -> SetParName(0,"Norm"); //templateFunc -> SetParName(1,"Scale factor"); //templateFunc -> SetLineWidth(1); //templateFunc -> SetNpx(10000); //templateFunc -> SetParameter(0, 1 ); //templateFunc -> SetParameter(1, 1); //templateFunc -> FixParameter(2, 0.); //templateFunc -> FixParameter(0, 1./templateFunc ->Integral(0.,5.) ); // normalized to 1. BUT will be renormalized to 1 at each iteration! TFitterMinuit* myfit = new TFitterMinuit(1); myfit->SetFCN(mylike); myfit->SetPrintLevel(-1); for(int i = 0; i < nBins; ++i) { h_EoP[i] -> Rebin(rebin*4); h_EoC[i] -> Rebin(rebin*4); //------------------------------------ // Fill the graph for uncorrected data // fit uncorrected data mydata = dataEoP.at(i); myfit->Clear(); myfit->SetParameter(0, "scale", 1.,0.0005,0.50,1.50); double arglist[2]; arglist[0] = 10000; // Max number of function calls arglist[1] = 1e-5; // Tolerance on likelihood ????????? int fStatus = myfit->ExecuteCommand("MIGRAD",arglist,2); double amin,edm,errdef; int nvpar,nparx; myfit->GetStats(amin, edm, errdef, nvpar, nparx); double bestScale = myfit->GetParameter(0); double eee = myfit->GetParError(0); char funcName[50]; sprintf(funcName,"f_EoP_%d",i); f_EoP[i] = (TF1*)(templateFunc->Clone()); f_EoP[i] -> SetParameter(0,h_EoP[i]->GetEntries()); f_EoP[i] -> SetParameter(7,1.5); f_EoP[i] -> SetParName(0,"Norm"); f_EoP[i] -> SetParName(1,"Scale factor"); f_EoP[i] -> SetLineWidth(1); f_EoP[i] -> SetNpx(10000); double xNorm = h_EoP[i]->GetEntries()/templateHisto->GetEntries() * h_EoP[i]->GetBinWidth(1)/templateHisto->GetBinWidth(1); //f_EoP[i] -> FixParameter(0, xNorm); //f_EoP[i] -> SetParameter(1, bestScale); //f_EoP[i] -> FixParameter(2, 0.); f_EoP[i] -> SetLineColor(kRed+2); // Fill the graph if( fStatus == 0 && eee > 0. ) { g_fit -> SetPoint(i, h_Las[i]->GetMean() , 1./bestScale); g_fit -> SetPointError(i, h_Las[i]->GetRMS(), h_Las[i]->GetRMS(), eee, eee); h_EoP_spread -> Fill(1./bestScale); } else std::cout << "Fitting uncorrected time bin: " << i << " Fail status: " << fStatus << " sigma: " << eee << endl; //---------------------------------- // Fill the graph for corrected data // fit uncorrected data mydata = dataEoC.at(i); myfit->Clear(); myfit->SetParameter(0, "scale", 1.,0.0005,0.50,1.50); arglist[0] = 10000; // Max number of function calls arglist[1] = 1e-5; // Tolerance on likelihood ????????? fStatus = myfit->ExecuteCommand("MIGRAD",arglist,2); myfit->GetStats(amin, edm, errdef, nvpar, nparx); bestScale = myfit->GetParameter(0); eee = myfit->GetParError(0); sprintf(funcName,"f_EoC_%d",i); f_EoC[i] = (TF1*)(templateFunc->Clone()); f_EoC[i] -> SetParameter(0,h_EoC[i]->GetEntries()); f_EoC[i] -> SetParameter(7,bestScale); f_EoC[i] -> SetParName(0,"Norm"); f_EoC[i] -> SetParName(1,"Scale factor"); f_EoC[i] -> SetLineWidth(1); f_EoC[i] -> SetNpx(10000); xNorm = h_EoC[i]->GetEntries()/templateHisto->GetEntries() * h_EoC[i]->GetBinWidth(1)/templateHisto->GetBinWidth(1); // //f_EoC[i] -> SetParameter(1, bestScale); //f_EoC[i] -> FixParameter(2, 0.); f_EoC[i] -> SetLineColor(kGreen+2); // fill the graph if( fStatus == 0 && eee > 0. ) { g_c_fit -> SetPoint(i, h_Las[i]->GetMean() , 1./bestScale); g_c_fit -> SetPointError(i, h_Las[i]->GetRMS() , h_Las[i]->GetRMS() , eee, eee); h_EoC_spread -> Fill(1./bestScale); } else std::cout << "Fitting corrected time bin: " << i << " Fail status: " << fStatus << " sigma: " << eee << endl; } TF1* pol0 = new TF1("pol0","pol0"); pol0 -> SetLineColor(kGreen+2); pol0 -> SetLineWidth(3); pol0 -> SetLineStyle(2); g_c_fit -> Fit("pol0","Q+"); // Drawings TPaveStats** s_EoP = new TPaveStats*[nBins]; TPaveStats** s_EoC = new TPaveStats*[nBins]; TCanvas *c1[100]; for(int i = 0; i < nBins; ++i) { char canvasName[50]; if (i%2==0) { sprintf(canvasName, "Fits-%0d", i/2); c1[i/2] = new TCanvas(canvasName, canvasName); c1[i/2] -> Divide(2,1); } c1[i/2] -> cd (i%2+1); h_EoP[i] -> GetXaxis() -> SetTitle("E/p"); h_EoP[i] -> GetXaxis() -> SetRangeUser(0.5,1.5); h_EoP[i] -> Draw("e"); gPad->Update(); s_EoP[i]= (TPaveStats*)(h_EoP[i]->GetListOfFunctions()->FindObject("stats")); s_EoP[i]->SetTextColor(kRed+2); h_EoC[i] -> Draw("esames"); gPad->Update(); s_EoC[i]= (TPaveStats*)(h_EoC[i]->GetListOfFunctions()->FindObject("stats")); s_EoC[i]->SetY1NDC(0.59); //new x start position s_EoC[i]->SetY2NDC(0.79); //new x end position s_EoC[i]->SetTextColor(kGreen+2); s_EoC[i]->Draw(); f_EoP[i]->Draw("same"); f_EoC[i]->Draw("same"); } /* TCanvas *c2[100]; for(int i = 0; i < nBins; ++i) { char canvasName[50]; if (i%6==0) { sprintf(canvasName, "LaserCorr-%0d", i/6); c2[i/6] = new TCanvas(canvasName, canvasName); c2[i/6] -> Divide(3,2); } c2[i/6] -> cd (i%6+1); h_Las[i] -> GetXaxis() -> SetTitle("laser correction"); h_Las[i] -> GetXaxis() -> SetRangeUser(0.5,1.5); h_Las[i] -> Draw(""); gPad->Update(); s_Las[i]= (TPaveStats*)(h_Las[i]->GetListOfFunctions()->FindObject("stats")); s_Las[i]->SetTextColor(kBlack); } */ /* TCanvas *cmap = new TCanvas("cmap","cmap"); cmap->cd(); gStyle->SetPalette(1); h_LC_map->Draw("colz"); */ // Final plots TCanvas* cplot = new TCanvas("gplot", "gplot",100,100,725,500); cplot->cd(); TPad *cLeft = new TPad("pad_0","pad_0",0.00,0.00,0.64,1.00); TPad *cRight = new TPad("pad_1","pad_1",0.64,0.00,1.00,1.00); cLeft->SetLeftMargin(0.15); cLeft->SetRightMargin(0.025); cRight->SetLeftMargin(0.025); cLeft->Draw(); cRight->Draw(); float tYoffset = 1.5; float labSize = 0.04; float labSize2 = 0.07; cLeft->cd(); cLeft->SetGridx(); cLeft->SetGridy(); // pad settings TH1F *hPad = (TH1F*)gPad->DrawFrame(lcMin,0.9,lcMax,1.05); hPad->GetXaxis()->SetTitle("Laser correction"); hPad->GetYaxis()->SetTitle("Relative E/p scale"); hPad->GetYaxis()->SetTitleOffset(tYoffset); hPad->GetXaxis()->SetLabelSize(labSize); hPad->GetXaxis()->SetTitleSize(labSize); hPad->GetYaxis()->SetLabelSize(labSize); hPad->GetYaxis()->SetTitleSize(labSize); if ( strcmp(EBEE,"EB")==0 ) { hPad -> SetMinimum(0.950); hPad -> SetMaximum(1.010); } else { hPad -> SetMinimum(0.910); hPad -> SetMaximum(1.030); } // draw trend plot g_fit -> SetMarkerStyle(20); g_fit -> SetMarkerSize(0.75); g_fit -> SetMarkerColor(kRed+2); g_fit -> SetLineColor(kRed+2); g_fit -> Draw("P"); g_c_fit -> SetMarkerStyle(20); g_c_fit -> SetMarkerColor(kGreen+2); g_c_fit -> SetLineColor(kGreen+2); g_c_fit -> SetMarkerSize(0.75); g_c_fit -> Draw("P,same"); cRight -> cd(); TPaveStats* s_EoP_spread = new TPaveStats(); TPaveStats* s_EoC_spread = new TPaveStats(); h_EoC_spread -> SetFillStyle(3001); h_EoC_spread -> SetFillColor(kGreen+2); h_EoC_spread->GetYaxis()->SetLabelSize(labSize2); h_EoC_spread->GetYaxis()->SetTitleSize(labSize2); h_EoC_spread->GetYaxis()->SetNdivisions(505); h_EoC_spread->GetYaxis()->SetLabelOffset(-0.02); h_EoC_spread->GetXaxis()->SetLabelOffset(1000); h_EoC_spread -> Draw("hbar"); gPad -> Update(); s_EoC_spread = (TPaveStats*)(h_EoC_spread->GetListOfFunctions()->FindObject("stats")); s_EoC_spread ->SetTextColor(kGreen+2); s_EoC_spread ->SetTextSize(0.06); s_EoC_spread->SetX1NDC(0.49); //new x start position s_EoC_spread->SetX2NDC(0.99); //new x end position s_EoC_spread->SetY1NDC(0.875); //new x start position s_EoC_spread->SetY2NDC(0.990); //new x end position s_EoC_spread -> SetOptStat(1100); s_EoC_spread -> Draw("sames"); h_EoP_spread -> SetFillStyle(3001); h_EoP_spread -> SetFillColor(kRed+2); h_EoP_spread -> Draw("hbarsames"); gPad -> Update(); s_EoP_spread = (TPaveStats*)(h_EoP_spread->GetListOfFunctions()->FindObject("stats")); s_EoP_spread->SetX1NDC(0.49); //new x start position s_EoP_spread->SetX2NDC(0.99); //new x end position s_EoP_spread->SetY1NDC(0.750); //new x start position s_EoP_spread->SetY2NDC(0.875); //new x end position s_EoP_spread ->SetOptStat(1100); s_EoP_spread ->SetTextColor(kRed+2); s_EoP_spread ->SetTextSize(0.06); s_EoP_spread -> Draw("sames"); }
void fitM(TF1* function, double& M, double& sigmaM, int& fitStatus) { //--- initialize Minuit MinuitFCNadapter minuitFCNadapter(function); TFitterMinuit* minuit = new TFitterMinuit(); minuit->SetMinuitFCN(&minuitFCNadapter); //--- set Minuit strategy = 2, // in order to enable reliable error estimates // ( cf. http://www-cdf.fnal.gov/physics/statistics/recommendations/minuit.html ) minuit->SetStrategy(2); minuit->SetMaxIterations(1000); minuit->SetPrintLevel(-1); minuit->SetErrorDef(0.5); minuit->CreateMinimizer(); minuit->SetParameter(0, "M", 0., 2., 1.e-3, 1.e+1); fitStatus = minuit->Minimize(); M = minuit->GetParameter(0); sigmaM = minuit->GetParError(0); }