Example #1
0
void drawCtauFrom2DPlot(RooWorkspace& myws,   // Local workspace
                        string outputDir,     // Output directory
                        struct InputOpt opt,  // Variable with run information (kept for legacy purpose)
                        struct KinCuts cut,   // Variable with current kinematic cuts
                        map<string, string>  parIni,   // Variable containing all initial parameters
                        string plotLabel,     // The label used to define the output file name
                        // Select the type of datasets to fit
                        string DSTAG,         // Specifies the type of datasets: i.e, DATA, MCJPSINP, ...
                        bool isPbPb,          // Define if it is PbPb (True) or PP (False)
                        // Select the type of object to fit
                        bool incJpsi,         // Includes Jpsi model
                        bool incPsi2S,        // Includes Psi(2S) model
                        bool incBkg,          // Includes Background model     
                        // Select the fitting options
                        // Select the drawing options
                        bool setLogScale,     // Draw plot with log scale
                        bool incSS,           // Include Same Sign data
                        double binWidth       // Bin width
                        ) 
{

  RooMsgService::instance().getStream(0).removeTopic(Caching);  
  RooMsgService::instance().getStream(1).removeTopic(Caching);
  RooMsgService::instance().getStream(0).removeTopic(Plotting);
  RooMsgService::instance().getStream(1).removeTopic(Plotting);
  RooMsgService::instance().getStream(0).removeTopic(Integration);
  RooMsgService::instance().getStream(1).removeTopic(Integration);
  RooMsgService::instance().setGlobalKillBelow(RooFit::WARNING) ;

  if (DSTAG.find("_")!=std::string::npos) DSTAG.erase(DSTAG.find("_"));

  string pdfTotName  = Form("pdfCTAUMASS_Tot_%s", (isPbPb?"PbPb":"PP"));
  string dsOSName = Form("dOS_%s_%s", DSTAG.c_str(), (isPbPb?"PbPb":"PP"));
  string dsOSNameCut = dsOSName+"_CTAUCUT";
  string hOSName = Form("dhCTAUERRTot_Tot_%s", (isPbPb?"PbPb":"PP"));
  string hOSNameBkg  = Form("dhCTAUERR_Bkg_%s", (isPbPb?"PbPb":"PP"));
  string hOSNameJpsi = Form("dhCTAUERR_Jpsi_%s", (isPbPb?"PbPb":"PP"));
  string hOSNamePsi2S = Form("dhCTAUERR_Psi2S_%s", (isPbPb?"PbPb":"PP"));
  string dsSSName = Form("dSS_%s_%s", DSTAG.c_str(), (isPbPb?"PbPb":"PP"));

  bool isWeighted = myws.data(dsOSName.c_str())->isWeighted();
  vector<double> range; range.push_back(cut.dMuon.ctau.Min); range.push_back(cut.dMuon.ctau.Max);

  double minRange = -4.0;
  double maxRange = 7.0;
  Double_t outTot = myws.data(dsOSName.c_str())->numEntries();
  Double_t outErr = myws.data(dsOSName.c_str())->reduce(Form("(ctau>%.6f || ctau<%.6f)", range[1], range[0]))->numEntries();
  int nBins = min(int( round((maxRange - minRange)/binWidth) ), 1000);

  double normDSTot   = 1.0;  if (myws.data(dsOSNameCut.c_str()))  { normDSTot   = myws.data(dsOSName.c_str())->sumEntries()/myws.data(dsOSNameCut.c_str())->sumEntries();  }
  double normJpsi  = 1.0;  if (myws.data(hOSNameJpsi.c_str()))  { normJpsi  = myws.data(dsOSName.c_str())->sumEntries()*normDSTot/myws.data(hOSNameJpsi.c_str())->sumEntries();  }
  double normPsi2S = 1.0;  if (myws.data(hOSNamePsi2S.c_str())) { normPsi2S = myws.data(dsOSName.c_str())->sumEntries()*normDSTot/myws.data(hOSNamePsi2S.c_str())->sumEntries(); }
  double normBkg   = 1.0;  if (myws.data(hOSNameBkg.c_str()))   { normBkg   = myws.data(dsOSName.c_str())->sumEntries()*normDSTot/myws.data(hOSNameBkg.c_str())->sumEntries();   }
  double normTot   = 1.0;  if (myws.data(hOSName.c_str()))  { normTot   = myws.data(dsOSName.c_str())->sumEntries()*normDSTot/myws.data(hOSName.c_str())->sumEntries();  }

  // Create the main plot of the fit
  RooPlot*   frame     = myws.var("ctau")->frame(Bins(nBins), Range(minRange, maxRange));
  frame->updateNormVars(RooArgSet(*myws.var("invMass"), *myws.var("ctau"), *myws.var("ctauErr"))) ;
  myws.data(dsOSName.c_str())->plotOn(frame, Name("dOS"), DataError(RooAbsData::SumW2), XErrorSize(0), MarkerColor(kBlack), LineColor(kBlack), MarkerSize(1.2));
  
  myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PDF"),
                                       ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSNameCut.c_str()), kTRUE),
                                       Normalization(normDSTot, RooAbsReal::NumEvent),
                                       FillStyle(1001), FillColor(kViolet+6), VLines(), DrawOption("LF"), NumCPU(32), LineColor(kBlack)
                                       );
  myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("BKG"),Components(RooArgSet( *myws.pdf(Form("pdfCTAUMASS_Bkg_%s", (isPbPb?"PbPb":"PP"))) )),
                                       ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                       Normalization(normDSTot, RooAbsReal::NumEvent),
                                       FillStyle(1001), FillColor(kAzure-9), VLines(), DrawOption("LF"), NumCPU(32)
                                       );
  if (incJpsi) {
    myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("JPSIPR"),Components(RooArgSet( *myws.pdf(Form("pdfCTAUMASS_JpsiPR_%s", (isPbPb?"PbPb":"PP"))) )),
                                         ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                         Normalization(normDSTot, RooAbsReal::NumEvent),
                                         LineColor(kRed+3), Precision(1e-5), NumCPU(32)
                                         );
    myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("JPSINOPR"),Components(RooArgSet( *myws.pdf(Form("pdfCTAUMASS_JpsiNoPR_%s", (isPbPb?"PbPb":"PP"))) )),
                                         ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                         Normalization(normDSTot, RooAbsReal::NumEvent),
                                         LineColor(kGreen+3), Precision(1e-5), NumCPU(32)
                                         );
  }
  if (incPsi2S) {
    myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PSI2SPR"),Components(RooArgSet( *myws.pdf(Form("pdfCTAUMASS_Psi2SPR_%s", (isPbPb?"PbPb":"PP"))) )),
                                         ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                         Normalization(normDSTot, RooAbsReal::NumEvent),
                                         LineColor(kRed+3), Precision(1e-5), NumCPU(32)
                                         );
    myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PSI2SNOPR"),Components(RooArgSet( *myws.pdf(Form("pdfCTAUMASS_Psi2SNo_%s", (isPbPb?"PbPb":"PP"))) )),
                                         ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                         Normalization(normDSTot, RooAbsReal::NumEvent),
                                         LineColor(kGreen+3), Precision(1e-5), NumCPU(32)
                                         );
  }  
  if (incSS) { 
    myws.data(dsSSName.c_str())->plotOn(frame, Name("dSS"), MarkerColor(kRed), LineColor(kRed), MarkerSize(1.2)); 
  }
  myws.data(dsOSName.c_str())->plotOn(frame, Name("dOS"), DataError(RooAbsData::SumW2), XErrorSize(0), MarkerColor(kBlack), LineColor(kBlack), MarkerSize(1.2));
  myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PDFLINE"),
                                       ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSNameCut.c_str()), kTRUE),
                                       Normalization(normDSTot, RooAbsReal::NumEvent), 
                                       LineColor(kBlack), NumCPU(32)
                                       );
  
  
  // set the CMS style
  setTDRStyle();

  // Create the pull distribution of the fit 
  RooHist *hpull = frame->pullHist(0, "PDF", true);
  hpull->SetName("hpull");
  RooPlot* frame2 = myws.var("ctau")->frame(Title("Pull Distribution"), Bins(nBins), Range(minRange, maxRange));
  frame2->addPlotable(hpull, "PX"); 
  
  // Create the main canvas
  TCanvas *cFig  = new TCanvas(Form("cCtauFig_%s", (isPbPb?"PbPb":"PP")), "cCtauFig",800,800);
  TPad    *pad1  = new TPad(Form("pad1_%s", (isPbPb?"PbPb":"PP")),"",0,0.23,1,1);
  TPad    *pad2  = new TPad(Form("pad2_%s", (isPbPb?"PbPb":"PP")),"",0,0,1,.228);
  TLine   *pline = new TLine(minRange, 0.0, maxRange, 0.0);
  
  TPad *pad4 = new TPad("pad4","This is pad4",0.55,0.46,0.97,0.87);
  pad4->SetFillStyle(0);
  pad4->SetLeftMargin(0.28);
  pad4->SetRightMargin(0.10);
  pad4->SetBottomMargin(0.21);
  pad4->SetTopMargin(0.072);

  frame->SetTitle("");
  frame->GetXaxis()->SetTitle("");
  frame->GetXaxis()->CenterTitle(kTRUE);
  frame->GetXaxis()->SetTitleSize(0.045);
  frame->GetXaxis()->SetTitleFont(42);
  frame->GetXaxis()->SetTitleOffset(3);
  frame->GetXaxis()->SetLabelOffset(3);
  frame->GetYaxis()->SetLabelSize(0.04);
  frame->GetYaxis()->SetTitleSize(0.04);
  frame->GetYaxis()->SetTitleOffset(1.7);
  frame->GetYaxis()->SetTitleFont(42);
  setCtauFrom2DRange(myws, frame, dsOSNameCut, setLogScale, range, outErr);
 
  cFig->cd();
  pad2->SetTopMargin(0.02);
  pad2->SetBottomMargin(0.4);
  pad2->SetFillStyle(4000); 
  pad2->SetFrameFillStyle(4000); 
  pad1->SetBottomMargin(0.015); 
  //plot fit
  pad1->Draw();
  pad1->cd(); 
  frame->Draw();

  printCtauFrom2DParameters(myws, pad1, isPbPb, pdfTotName, isWeighted);
  pad1->SetLogy(setLogScale);

  // Drawing the text in the plot
  TLatex *t = new TLatex(); t->SetNDC(); t->SetTextSize(0.032);
  float dy = 0; 
  
  t->SetTextSize(0.03);
  t->DrawLatex(0.21, 0.86-dy, "2015 HI Soft Muon ID"); dy+=0.045;
  if (isPbPb) {
    t->DrawLatex(0.21, 0.86-dy, "HLT_HIL1DoubleMu0_v1"); dy+=0.045;
  } else {
    t->DrawLatex(0.21, 0.86-dy, "HLT_HIL1DoubleMu0_v1"); dy+=0.045;
  } 
  t->DrawLatex(0.21, 0.86-dy, Form("%.1f #leq p_{T}^{#mu#mu} < %.1f GeV/c",cut.dMuon.Pt.Min,cut.dMuon.Pt.Max)); dy+=0.045;
  t->DrawLatex(0.21, 0.86-dy, Form("%.1f #leq |y^{#mu#mu}| < %.1f",cut.dMuon.AbsRap.Min,cut.dMuon.AbsRap.Max)); dy+=0.045;
  if (isPbPb) {t->DrawLatex(0.21, 0.86-dy, Form("Cent. %d-%d%%", (int)(cut.Centrality.Start/2), (int)(cut.Centrality.End/2))); dy+=0.045;}
  if (outErr>0.0) {
    t->DrawLatex(0.21, 0.86-dy, Form("Excl: (%.4f%%) %.0f evts", (outErr*100.0/outTot), outErr)); dy+=1.5*0.045;
  }

  // Drawing the Legend
  double ymin = 0.7602;
  if (incPsi2S && incJpsi && incSS)  { ymin = 0.7202; } 
  if (incPsi2S && incJpsi && !incSS) { ymin = 0.7452; }
  TLegend* leg = new TLegend(0.5175, ymin, 0.7180, 0.8809); leg->SetTextSize(0.03);
  leg->AddEntry(frame->findObject("dOS"), (incSS?"Opposite Charge":"Data"),"pe");
  if (incSS) { leg->AddEntry(frame->findObject("dSS"),"Same Charge","pe"); }
  if(frame->findObject("PDF")) { leg->AddEntry(frame->findObject("PDF"),"Total fit","fl"); }
  if((incBkg && (incJpsi || incPsi2S)) && frame->findObject("BKG")) { leg->AddEntry(frame->findObject("BKG"),"Background","fl");  }
  if(incBkg && incJpsi && frame->findObject("JPSIPR")) { leg->AddEntry(frame->findObject("JPSIPR"),"J/#psi Prompt","l"); }
  if(incBkg && incJpsi && frame->findObject("JPSINOPR")) { leg->AddEntry(frame->findObject("JPSINOPR"),"J/#psi Non-Prompt","l"); }
  if(incBkg && incPsi2S && frame->findObject("PSI2SPR")) { leg->AddEntry(frame->findObject("PSI2SPR"),"#psi(2S) Prompt","l"); }
  if(incBkg && incPsi2S && frame->findObject("PSI2SNOPR")) { leg->AddEntry(frame->findObject("PSI2SNOPR"),"#psi(2S) Non-Prompt","l"); }
  leg->Draw("same");

  //Drawing the title
  TString label;
  if (isPbPb) {
    if (opt.PbPb.RunNb.Start==opt.PbPb.RunNb.End){
      label = Form("PbPb Run %d", opt.PbPb.RunNb.Start);
    } else {
      label = Form("%s [%s %d-%d]", "PbPb", "HIOniaL1DoubleMu0", opt.PbPb.RunNb.Start, opt.PbPb.RunNb.End);
    }
  } else {
    if (opt.pp.RunNb.Start==opt.pp.RunNb.End){
      label = Form("PP Run %d", opt.pp.RunNb.Start);
    } else {
      label = Form("%s [%s %d-%d]", "PP", "DoubleMu0", opt.pp.RunNb.Start, opt.pp.RunNb.End);
    }
  }
  
  //CMS_lumi(pad1, isPbPb ? 105 : 104, 33, label);
  CMS_lumi(pad1, isPbPb ? 108 : 107, 33, "");
  gStyle->SetTitleFontSize(0.05);
  
  pad1->Update();
  cFig->cd(); 

  //---plot pull
  pad2->Draw();
  pad2->cd();
    
  frame2->SetTitle("");
  frame2->GetYaxis()->CenterTitle(kTRUE);
  frame2->GetYaxis()->SetTitleOffset(0.4);
  frame2->GetYaxis()->SetTitleSize(0.1);
  frame2->GetYaxis()->SetLabelSize(0.1);
  frame2->GetYaxis()->SetTitle("Pull");
  frame2->GetXaxis()->CenterTitle(kTRUE);
  frame2->GetXaxis()->SetTitleOffset(1);
  frame2->GetXaxis()->SetTitleSize(0.12);
  frame2->GetXaxis()->SetLabelSize(0.1);
  frame2->GetXaxis()->SetTitle("#font[12]{l}_{J/#psi} (mm)");
  frame2->GetYaxis()->SetRangeUser(-7.0, 7.0);

  frame2->Draw(); 
  
  // *** Print chi2/ndof 
  printChi2(myws, pad2, frame, "ctau", dsOSName.c_str(), pdfTotName.c_str(), nBins, false);
  
  pline->Draw("same");
  pad2->Update();
  
  // Save the plot in different formats
  gSystem->mkdir(Form("%sctauMass/%s/plot/root/", outputDir.c_str(), DSTAG.c_str()), kTRUE); 
  cFig->SaveAs(Form("%sctauMass/%s/plot/root/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.root", outputDir.c_str(), DSTAG.c_str(), "CTAU", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  gSystem->mkdir(Form("%sctauMass/%s/plot/png/", outputDir.c_str(), DSTAG.c_str()), kTRUE);
  cFig->SaveAs(Form("%sctauMass/%s/plot/png/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.png", outputDir.c_str(), DSTAG.c_str(), "CTAU", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  gSystem->mkdir(Form("%sctauMass/%s/plot/pdf/", outputDir.c_str(), DSTAG.c_str()), kTRUE);
  cFig->SaveAs(Form("%sctauMass/%s/plot/pdf/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.pdf", outputDir.c_str(), DSTAG.c_str(), "CTAU", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  

  cFig->Clear();
  cFig->Close();

}
Example #2
0
void drawMassFrom2DPlot(RooWorkspace& myws,   // Local workspace
                  string outputDir,     // Output directory
                  struct InputOpt opt,  // Variable with run information (kept for legacy purpose)
                  struct KinCuts cut,   // Variable with current kinematic cuts
                  map<string, string>  parIni,   // Variable containing all initial parameters
                  string plotLabel,     // The label used to define the output file name
                  // Select the type of datasets to fit
                  string DSTAG,         // Specifies the type of datasets: i.e, DATA, MCJPSINP, ...
                  bool isPbPb,          // Define if it is PbPb (True) or PP (False)
                  // Select the type of object to fit
                  bool incJpsi,         // Includes Jpsi model
                  bool incPsi2S,        // Includes Psi(2S) model
                  bool incBkg,          // Includes Background model                  
                  // Select the fitting options
                  // Select the drawing options
                  bool setLogScale,     // Draw plot with log scale
                  bool incSS,           // Include Same Sign data
                  double  binWidth,     // Bin width
                  bool paperStyle=false // if true, print less info
                  ) 
{

  RooMsgService::instance().getStream(0).removeTopic(Caching);  
  RooMsgService::instance().getStream(1).removeTopic(Caching);
  RooMsgService::instance().getStream(0).removeTopic(Plotting);
  RooMsgService::instance().getStream(1).removeTopic(Plotting);
  RooMsgService::instance().getStream(0).removeTopic(Integration);
  RooMsgService::instance().getStream(1).removeTopic(Integration);
  RooMsgService::instance().setGlobalKillBelow(RooFit::WARNING) ;
  
  if (DSTAG.find("_")!=std::string::npos) DSTAG.erase(DSTAG.find("_"));
  int nBins = min(int( round((cut.dMuon.M.Max - cut.dMuon.M.Min)/binWidth) ), 1000);
  
  string pdfTotName  = Form("pdfCTAUMASS_Tot_%s", (isPbPb?"PbPb":"PP"));
  string pdfJpsiPRName  = Form("pdfCTAUMASS_JpsiPR_%s", (isPbPb?"PbPb":"PP"));
  string pdfJpsiNoPRName  = Form("pdfCTAUMASS_JpsiNoPR_%s", (isPbPb?"PbPb":"PP"));
  string pdfPsi2SPRName  = Form("pdfCTAUMASS_Psi2SPR_%s", (isPbPb?"PbPb":"PP"));
  string pdfPsi2SNoPRName  = Form("pdfCTAUMASS_Psi2SNoPR_%s", (isPbPb?"PbPb":"PP"));
  string dsOSName = Form("dOS_%s_%s", DSTAG.c_str(), (isPbPb?"PbPb":"PP"));
  string dsOSNameCut = dsOSName+"_CTAUCUT";
  string dsSSName = Form("dSS_%s_%s", DSTAG.c_str(), (isPbPb?"PbPb":"PP"));

  bool isWeighted = myws.data(dsOSName.c_str())->isWeighted();
  bool isMC = (DSTAG.find("MC")!=std::string::npos);

  double normDSTot   = 1.0;  if (myws.data(dsOSNameCut.c_str()))  { normDSTot   = myws.data(dsOSName.c_str())->sumEntries()/myws.data(dsOSNameCut.c_str())->sumEntries();  }
  
  // Create the main plot of the fit
  RooPlot*   frame     = myws.var("invMass")->frame(Bins(nBins), Range(cut.dMuon.M.Min, cut.dMuon.M.Max));
  myws.data(dsOSName.c_str())->plotOn(frame, Name("dOS"), DataError(RooAbsData::SumW2), XErrorSize(0), MarkerColor(kBlack), LineColor(kBlack), MarkerSize(1.2));

 
  if (paperStyle) TGaxis::SetMaxDigits(3); // to display powers of 10
 
  myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("BKG"),Components(RooArgSet(*myws.pdf(Form("pdfMASS_Bkg_%s", (isPbPb?"PbPb":"PP"))))),
                                       FillStyle(paperStyle ? 0 : 1001), FillColor(kAzure-9), VLines(), DrawOption("LCF"), LineColor(kBlue), LineStyle(kDashed)
                                       );
  if (!paperStyle) {
    if (incJpsi) {
      if ( myws.pdf(Form("pdfCTAUMASS_JpsiPR_%s", (isPbPb?"PbPb":"PP"))) ) {
        myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("JPSIPR"),Components(RooArgSet(*myws.pdf(Form("pdfCTAUMASS_JpsiPR_%s", (isPbPb?"PbPb":"PP"))), *myws.pdf(Form("pdfCTAUMASS_Bkg_%s", (isPbPb?"PbPb":"PP"))))),
                                             ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                             Normalization(normDSTot, RooAbsReal::NumEvent),
                                             LineColor(kRed+3), LineStyle(1), Precision(1e-4), NumCPU(32)
                                             );
      }
      if ( myws.pdf(Form("pdfCTAUMASS_JpsiNoPR_%s", (isPbPb?"PbPb":"PP"))) ) {
        myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("JPSINOPR"),Components(RooArgSet(*myws.pdf(Form("pdfCTAUMASS_JpsiNoPR_%s", (isPbPb?"PbPb":"PP"))), *myws.pdf(Form("pdfCTAUMASS_Bkg_%s", (isPbPb?"PbPb":"PP"))))),
                                             ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                             Normalization(normDSTot, RooAbsReal::NumEvent),
                                             LineColor(kGreen+3), LineStyle(1), Precision(1e-4), NumCPU(32)
                                             );
      }
    }
    if (incPsi2S) {
      if ( myws.pdf(Form("pdfCTAUMASS_Psi2SPR_%s", (isPbPb?"PbPb":"PP"))) ) {
        myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PSI2SPR"),Components(RooArgSet(*myws.pdf(Form("pdfCTAUMASS_Psi2SPR_%s", (isPbPb?"PbPb":"PP"))))),
                                             ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                             Normalization(normDSTot, RooAbsReal::NumEvent),
                                             LineColor(kRed+3), LineStyle(1), Precision(1e-4), NumCPU(32)
                                             );
      }
      if ( myws.pdf(Form("pdfCTAUMASS_Psi2SNoPR_%s", (isPbPb?"PbPb":"PP"))) ) {
        myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PSI2SNOPR"),Components(RooArgSet(*myws.pdf(Form("pdfCTAUMASS_Psi2SNoPR_%s", (isPbPb?"PbPb":"PP"))))),
                                             ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                             Normalization(normDSTot, RooAbsReal::NumEvent),
                                             LineColor(kGreen+3), LineStyle(1), Precision(1e-4), NumCPU(32)
                                             );
      }      
    } 
  }
  if (incSS) { 
    myws.data(dsSSName.c_str())->plotOn(frame, Name("dSS"), MarkerColor(kRed), LineColor(kRed), MarkerSize(1.2)); 
  }
  myws.data(dsOSName.c_str())->plotOn(frame, Name("dOS"), DataError(RooAbsData::SumW2), XErrorSize(0), MarkerColor(kBlack), LineColor(kBlack), MarkerSize(1.2));
  myws.pdf(pdfTotName.c_str())->plotOn(frame,Name("PDF"),
                                       ProjWData(RooArgSet(*myws.var("ctauErr")), *myws.data(dsOSName.c_str()), kTRUE),
                                       Normalization(normDSTot, RooAbsReal::NumEvent),
                                       LineColor(kBlack), NumCPU(32)
                                       );
  
  // Create the pull distribution of the fit 
  RooPlot* frameTMP = (RooPlot*)frame->Clone("TMP");
  int nBinsTMP = nBins;
  RooHist *hpull = frameTMP->pullHist(0, 0, true);
  hpull->SetName("hpull");
  RooPlot* frame2 = myws.var("invMass")->frame(Title("Pull Distribution"), Bins(nBins), Range(cut.dMuon.M.Min, cut.dMuon.M.Max));
  frame2->addPlotable(hpull, "PX"); 
  
  // set the CMS style
  setTDRStyle();
  
  // Create the main canvas
  TCanvas *cFig  = new TCanvas(Form("cMassFig_%s", (isPbPb?"PbPb":"PP")), "cMassFig",800,800);
  TPad    *pad1  = new TPad(Form("pad1_%s", (isPbPb?"PbPb":"PP")),"",0,paperStyle ? 0 : 0.23,1,1);
  TPad    *pad2  = new TPad(Form("pad2_%s", (isPbPb?"PbPb":"PP")),"",0,0,1,.228);
  TLine   *pline = new TLine(cut.dMuon.M.Min, 0.0, cut.dMuon.M.Max, 0.0);
  
  // TPad *pad4 = new TPad("pad4","This is pad4",0.55,0.46,0.97,0.87);
  TPad *pad4 = new TPad("pad4","This is pad4",0.55,paperStyle ? 0.29 : 0.36,0.97,paperStyle ? 0.70 : 0.77);
  pad4->SetFillStyle(0);
  pad4->SetLeftMargin(0.28);
  pad4->SetRightMargin(0.10);
  pad4->SetBottomMargin(0.21);
  pad4->SetTopMargin(0.072);

  frame->SetTitle("");
  frame->GetXaxis()->CenterTitle(kTRUE);
  if (!paperStyle) {
     frame->GetXaxis()->SetTitle("");
     frame->GetXaxis()->SetTitleSize(0.045);
     frame->GetXaxis()->SetTitleFont(42);
     frame->GetXaxis()->SetTitleOffset(3);
     frame->GetXaxis()->SetLabelOffset(3);
     frame->GetYaxis()->SetLabelSize(0.04);
     frame->GetYaxis()->SetTitleSize(0.04);
     frame->GetYaxis()->SetTitleOffset(1.7);
     frame->GetYaxis()->SetTitleFont(42);
  } else {
     frame->GetXaxis()->SetTitle("m_{#mu^{+}#mu^{-}} (GeV/c^{2})");
     frame->GetXaxis()->SetTitleOffset(1.1);
     frame->GetYaxis()->SetTitleOffset(1.45);
     frame->GetXaxis()->SetTitleSize(0.05);
     frame->GetYaxis()->SetTitleSize(0.05);
  }
  setMassFrom2DRange(myws, frame, dsOSName, setLogScale);
  if (paperStyle) {
     double Ydown = 0.;//frame->GetMinimum();
     double Yup = 0.9*frame->GetMaximum();
     frame->GetYaxis()->SetRangeUser(Ydown,Yup);
  }
 
  cFig->cd();
  pad2->SetTopMargin(0.02);
  pad2->SetBottomMargin(0.4);
  pad2->SetFillStyle(4000); 
  pad2->SetFrameFillStyle(4000); 
  if (!paperStyle) pad1->SetBottomMargin(0.015); 
  //plot fit
  pad1->Draw();
  pad1->cd(); 
  frame->Draw();

  printMassFrom2DParameters(myws, pad1, isPbPb, pdfTotName, isWeighted);
  pad1->SetLogy(setLogScale);

  // Drawing the text in the plot
  TLatex *t = new TLatex(); t->SetNDC(); t->SetTextSize(0.032);
  float dy = 0; 
  
  t->SetTextSize(0.03);
  if (!paperStyle) { // do not print selection details for paper style
     t->DrawLatex(0.20, 0.86-dy, "2015 HI Soft Muon ID"); dy+=0.045;
     if (isPbPb) {
        t->DrawLatex(0.20, 0.86-dy, "HLT_HIL1DoubleMu0_v1"); dy+=2.0*0.045;
     } else {
        t->DrawLatex(0.20, 0.86-dy, "HLT_HIL1DoubleMu0_v1"); dy+=2.0*0.045;
     } 
  }
  if (cut.dMuon.AbsRap.Min>0.1) {t->DrawLatex(0.5175, 0.86-dy, Form("%.1f < |y^{#mu#mu}| < %.1f",cut.dMuon.AbsRap.Min,cut.dMuon.AbsRap.Max)); dy+=0.045;}
  else {t->DrawLatex(0.5175, 0.86-dy, Form("|y^{#mu#mu}| < %.1f",cut.dMuon.AbsRap.Max)); dy+=0.045;}
  t->DrawLatex(0.5175, 0.86-dy, Form("%g < p_{T}^{#mu#mu} < %g GeV/c",cut.dMuon.Pt.Min,cut.dMuon.Pt.Max)); dy+=0.045;
  if (isPbPb) {t->DrawLatex(0.5175, 0.86-dy, Form("Cent. %d-%d%%", (int)(cut.Centrality.Start/2), (int)(cut.Centrality.End/2))); dy+=0.045;}

  // Drawing the Legend
  double ymin = 0.7602;
  if (incPsi2S && incJpsi && incSS)  { ymin = 0.7202; } 
  if (incPsi2S && incJpsi && !incSS) { ymin = 0.7452; }
  if (paperStyle) { ymin = 0.72; }
  TLegend* leg = new TLegend(0.5175, ymin, 0.7180, 0.8809); leg->SetTextSize(0.03);
  if (frame->findObject("dOS")) { leg->AddEntry(frame->findObject("dOS"), (incSS?"Opposite Charge":"Data"),"pe"); }
  if (incSS) { leg->AddEntry(frame->findObject("dSS"),"Same Charge","pe"); }
  if (frame->findObject("PDF")) { leg->AddEntry(frame->findObject("PDF"),"Total fit","l"); }
  if (frame->findObject("JPSIPR")) { leg->AddEntry(frame->findObject("JPSIPR"),"Prompt J/#psi","l"); }
  if (frame->findObject("JPSINOPR")) { leg->AddEntry(frame->findObject("JPSINOPR"),"Non-Prompt J/#psi","l"); }
  if (incBkg && frame->findObject("BKG")) { leg->AddEntry(frame->findObject("BKG"),"Background",paperStyle ? "l" : "fl"); }
  leg->Draw("same");

  //Drawing the title
  TString label;
  if (isPbPb) {
    if (opt.PbPb.RunNb.Start==opt.PbPb.RunNb.End){
      label = Form("PbPb Run %d", opt.PbPb.RunNb.Start);
    } else {
      label = Form("%s [%s %d-%d]", "PbPb", "HIOniaL1DoubleMu0", opt.PbPb.RunNb.Start, opt.PbPb.RunNb.End);
    }
  } else {
    if (opt.pp.RunNb.Start==opt.pp.RunNb.End){
      label = Form("PP Run %d", opt.pp.RunNb.Start);
    } else {
      label = Form("%s [%s %d-%d]", "PP", "DoubleMu0", opt.pp.RunNb.Start, opt.pp.RunNb.End);
    }
  }
  
  // CMS_lumi(pad1, isPbPb ? 105 : 104, 33, label);
  CMS_lumi(pad1, isPbPb ? 108 : 107, 33, "");
  if (!paperStyle) gStyle->SetTitleFontSize(0.05);
  
  pad1->Update();
  cFig->cd(); 

  if (!paperStyle) {
     //---plot pull
     pad2->Draw();
     pad2->cd();

     frame2->SetTitle("");
     frame2->GetYaxis()->CenterTitle(kTRUE);
     frame2->GetYaxis()->SetTitleOffset(0.4);
     frame2->GetYaxis()->SetTitleSize(0.1);
     frame2->GetYaxis()->SetLabelSize(0.1);
     frame2->GetYaxis()->SetTitle("Pull");
     frame2->GetXaxis()->CenterTitle(kTRUE);
     frame2->GetXaxis()->SetTitleOffset(1);
     frame2->GetXaxis()->SetTitleSize(0.12);
     frame2->GetXaxis()->SetLabelSize(0.1);
     frame2->GetXaxis()->SetTitle("m_{#mu^{+}#mu^{-}} (GeV/c^{2})");
     frame2->GetYaxis()->SetRangeUser(-7.0, 7.0);

     frame2->Draw(); 

     // *** Print chi2/ndof 
     printChi2(myws, pad2, frameTMP, "invMass", dsOSName.c_str(), pdfTotName.c_str(), nBinsTMP, false);

     pline->Draw("same");
     pad2->Update();
  }

  // Save the plot in different formats
  gSystem->mkdir(Form("%sctauMass/%s/plot/root/", outputDir.c_str(), DSTAG.c_str()), kTRUE); 
  cFig->SaveAs(Form("%sctauMass/%s/plot/root/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.root", outputDir.c_str(), DSTAG.c_str(), "MASS", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  gSystem->mkdir(Form("%sctauMass/%s/plot/png/", outputDir.c_str(), DSTAG.c_str()), kTRUE);
  cFig->SaveAs(Form("%sctauMass/%s/plot/png/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.png", outputDir.c_str(), DSTAG.c_str(), "MASS", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  gSystem->mkdir(Form("%sctauMass/%s/plot/pdf/", outputDir.c_str(), DSTAG.c_str()), kTRUE);
  cFig->SaveAs(Form("%sctauMass/%s/plot/pdf/PLOT_%s_%s_%s%s_pt%.0f%.0f_rap%.0f%.0f_cent%d%d.pdf", outputDir.c_str(), DSTAG.c_str(), "MASS", DSTAG.c_str(), (isPbPb?"PbPb":"PP"), plotLabel.c_str(), (cut.dMuon.Pt.Min*10.0), (cut.dMuon.Pt.Max*10.0), (cut.dMuon.AbsRap.Min*10.0), (cut.dMuon.AbsRap.Max*10.0), cut.Centrality.Start, cut.Centrality.End));
  
  cFig->Clear();
  cFig->Close();
};
void grabDataSubtractedHistograms(int nJet, int massRange) {
  TFile f("Histograms_data_and_template.root", "update");


  // Figure out the plot directory name first
  TString dir2jet = "./plots_10172011_2jetsample";
  TString dir3jet = "./plots_10172011_3jetsample";
  TString dirName = "";
  if(nJet==2) dirName = dir2jet;
  if(nJet==3) dirName = dir3jet;

  TString massStr = "";
  if(nJet==2 && massRange==1) massStr = "150-230";
  else if(nJet==2 && massRange==2) massStr = "200-400";
  else if(nJet==2 && massRange==3) massStr = "360-500";
  else if(nJet==2 && massRange==4) massStr = "450-800";
  else if(nJet==3 && massRange==1) massStr = "150-230";
  else if(nJet==3 && massRange==2) massStr = "200-400";
  else if(nJet==3 && massRange==3) massStr = "360-800";

  TString ConnectorStr = "";
  if( !(massStr=="") ) ConnectorStr = "-";
  TString fitFileName = TString("mLnuJJ-") + massStr + ConnectorStr + TString("combined-fit");


  TFile* fitFile = new TFile( dirName + TString("/") + fitFileName+".root", "read");
  TCanvas* fitCan = (TCanvas*) fitFile->Get( fitFileName );
  RooHist* data = (RooHist*) fitCan->FindObject( "h_data" );
  RooCurve* fit = (RooCurve*) fitCan->FindObject( "h_total" );
  RooCurve* fit_wjj = (RooCurve*) fitCan->FindObject( "h_Wjets" );
  RooCurve* fit_diboson = (RooCurve*) fitCan->FindObject( "h_diboson" );
  RooCurve* fit_Top = (RooCurve*) fitCan->FindObject( "h_Top" );
  RooCurve* fit_QCD = (RooCurve*) fitCan->FindObject( "h_QCD" );
  RooCurve* fit_Zjets = (RooCurve*) fitCan->FindObject( "h_Zjets" );


  TFile* systFileUp = new TFile( dirName + TString("SystUp/") + fitFileName+".root", "read");
  TCanvas* systFileUpCan = (TCanvas*) systFileUp->Get( fitFileName );
  RooCurve* fit_wjj_systUp = (RooCurve*) systFileUpCan->FindObject( "h_Wjets" );
  RooCurve* fit_systUp = (RooCurve*) systFileUpCan->FindObject( "h_total" );

  TFile* systFileDown = new TFile( dirName + TString("SystDown/") + fitFileName+".root", "read");
  TCanvas* systFileDownCan = (TCanvas*) systFileDown->Get( fitFileName );
  RooCurve* fit_wjj_systDown = (RooCurve*) systFileDownCan->FindObject( "h_Wjets" );
  RooCurve* fit_systDown = (RooCurve*) systFileDownCan->FindObject("h_total");


  ///// Now save everything ///////////////
  TString outPrefix = TString("2jet_MassRange_") + massStr + TString("_");
  if(nJet==3) outPrefix = TString("3jet_MassRange_") + massStr + TString("_");


  data->SetName( outPrefix+"hist_data" );
  fit->SetName( outPrefix+"curve_fitTotal" );
  fit_wjj->SetName( outPrefix+"curve_WJets" );
  fit_diboson->SetName( outPrefix+"curve_diboson" );
  fit_Top->SetName(  outPrefix+"curve_Top" );
  fit_QCD->SetName(  outPrefix+"curve_QCD" );
  fit_Zjets->SetName(  outPrefix+"curve_Zjets" );
  fit_wjj_systUp->SetName( outPrefix+"curve_WJets_SystUp" );
  fit_wjj_systDown->SetName( outPrefix+"curve_WJets_SystDown" );
  fit_systUp->SetName( outPrefix+"curve_fitTotal_SystUp" );
  fit_systDown->SetName( outPrefix+"curve_fitTotal_SystDown" );

  
  f.cd();
  data->Write();
  fit->Write();
  fit_wjj->Write();
  fit_diboson->Write();
  fit_Top->Write();
  fit_QCD->Write();
  fit_Zjets->Write();
  fit_wjj_systUp->Write();
  fit_wjj_systDown->Write();
  fit_systUp->Write();
  fit_systDown->Write();

  f.Close();
  delete fitFile;
  delete systFileUp;
  delete systFileDown;
}