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C++ TH1F::Clear方法代码示例

本文整理汇总了C++中TH1F::Clear方法的典型用法代码示例。如果您正苦于以下问题：C++ TH1F::Clear方法的具体用法？C++ TH1F::Clear怎么用？C++ TH1F::Clear使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TH1F的用法示例。


在下文中一共展示了TH1F::Clear方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: refill

TH1F* refill(TH1F* hin, const char* sample)
/*
  refill histograms, for MC histograms set bin errors to zero.
*/
{
  if(hin==0){
    std::cout << "hist not found: " << sample << " -- this may happen for samples of type signal." << std::endl;
    bool skip = false;
    if(std::string(sample).find("ggH")==std::string::npos       ){ skip == true; }
    if(std::string(sample).find("Zmm")==std::string::npos       ){ skip == true; }
    if(std::string(sample).find("Zee")==std::string::npos       ){ skip == true; }
    if(std::string(sample).find("Fakes/QCD")==std::string::npos ){ skip == true; }
    if(skip){
      std::cout << "hist is not of type signal, Fakes/QCD or Zmm in mumu, Zee in ee, close here" << std::endl;
      exit(1);
    }
    else{
      return hin;
    }
  }
  TH1F* hout = (TH1F*)hin->Clone(); hout->Clear();
  for(int i=0; i<hout->GetNbinsX(); ++i){
    // simple refill, histograms are already devided by bin width
    // but for a useful lotting the bin errors for MC need to be 
    // set to zero.
    hout->SetBinContent(i+1, hin->GetBinContent(i+1));
    hout->SetBinError(i+1, 0.);
  }
  return hout;
}
开发者ID:cbernet，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:30，代码来源:postfit.C

示例2: refill

TH1F* refill(TH1F* hin, const char* sample, bool data=false)
/*
  refill histograms, divide by bin width and correct bin errors. For MC histograms set 
  bin errors to zero.
*/
{
  if(hin==0){
    std::cout << "hist not found: " << sample << " -- close here" << std::endl;
    exit(1);  
  }
  TH1F* hout = (TH1F*)hin->Clone(); hout->Clear();
  for(int i=0; i<hout->GetNbinsX(); ++i){
    if(data){
#if defined MSSM
      hout->SetBinContent(i+1, BLIND_DATA && blinding_MSSM(hin->GetBinCenter(i+1)) ? 0. : hin->GetBinContent(i+1)/hin->GetBinWidth(i+1));
      hout->SetBinError  (i+1, BLIND_DATA && blinding_MSSM(hin->GetBinCenter(i+1)) ? 0. : hin->GetBinError(i+1)/hin->GetBinWidth(i+1));
#else
      hout->SetBinContent(i+1, BLIND_DATA && blinding_SM(hin->GetBinCenter(i+1)) ? 0. : hin->GetBinContent(i+1)/hin->GetBinWidth(i+1));
      hout->SetBinError  (i+1, BLIND_DATA && blinding_SM(hin->GetBinCenter(i+1)) ? 0. : hin->GetBinError(i+1)/hin->GetBinWidth(i+1));
#endif
    }
    else{
      hout->SetBinContent(i+1, hin->GetBinContent(i+1)/hin->GetBinWidth(i+1));
      hout->SetBinError(i+1, 0.);
    }
  }
  return hout;
}
开发者ID:aashaqshah，项目名称:cmssw-1，代码行数:28，代码来源:HTT_MT_X_template.C

示例3: shape_histos

TH1F* shape_histos(TH1F* hin, const TString datacard, const TString name)
/*
  use the proper histograms and errors including shpae uncertainties as provided by combine
*/
{
  TH1F* hout = (TH1F*)hin->Clone(); hout->Clear();
  TFile* mlfit = new TFile("fitresults/mlfit.root", "READ");
  TH1F* shape = (TH1F*)mlfit->Get(TString("shapes_fit_s/").Append(datacard).Append("/").Append(name)); // currently problems with data and hioggsprocesses -> different name

  if(shape==0) std::cout << " No histogram found for " << name << std::endl;

  //  for(int i=0; i<hout->GetNbinsX(); ++i)
  for(int i=1; i<hout->GetNbinsX()+1; i++)
  {

    Float_t Norig = hin->GetBinContent(i)*hin->GetBinWidth(i);
    Float_t Nshape = shape->GetBinContent(i);
    Float_t scale_err = (Nshape==0) ? 1 : Norig/Nshape;

    //    hout->SetBinContent(i,shape->GetBinContent(i));
    hout->SetBinContent(i,hin->GetBinContent(i)*hin->GetBinWidth(i));
    hout->SetBinError(i,shape->GetBinError(i)*scale_err);
  }
  mlfit->Close();
  return hout;
}
开发者ID:francescobrivio，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:26，代码来源:HTT_ET_X_template.C

示例4: refill

// re-fill histograms (this is only a little helper for the example histogram)
TH1F* refill(TH1F* hin)
{
  TH1F* hout = (TH1F*)hin->Clone(); hout->Clear();
  for(int i=0; i<hout->GetNbinsX(); ++i){
    hout->SetBinContent(i+1, hin->GetBinContent(i+1));
    hout->SetBinError  (i+1, 0.);
  }
  return hout;
}
开发者ID:iross，项目名称:UWAnalysis，代码行数:10，代码来源:etauAfterFit_novbf.C

示例5: SetStyle


//.........这里部分代码省略.........
  $ERROR_LEGEND
  leg->Draw();

//#ifdef MSSM
//  TPaveText* mssm  = new TPaveText(0.69, 0.85, 0.90, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("(m_{A}=120, tan#beta=10)");
//  mssm->Draw();
//#else
//  TPaveText* mssm  = new TPaveText(0.83, 0.85, 0.95, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("m_{H}=125");
//  mssm->Draw();
//#endif

  /*
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd();

  TH1F* zero = (TH1F*)ref->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat"); 
  rat1->Divide(Ztt);
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
    zero->SetBinContent(ibin+1, 0.);
  }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+0.5);
  rat1->SetMinimum(-0.5);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
  rat1->GetXaxis()->SetTitle("#bf{m_{#tau#tau} [GeV]}");
  rat1->Draw();
  zero->SetLineColor(kBlack);
  zero->Draw("same");
  canv0->RedrawAxis();

  /*
    Ratio After fit over Prefit
  */
  TCanvas *canv1 = MakeCanvas("canv1", "histograms", 600, 400);
  canv1->SetGridx();
  canv1->SetGridy();
  canv1->cd();

  TH1F* rat2 = (TH1F*) Ztt->Clone("rat2");
  rat2->Divide(ref);
  for(int ibin=0; ibin<rat2->GetNbinsX(); ++ibin){
开发者ID:aashaqshah，项目名称:cmssw-1，代码行数:67，代码来源:HTT_MT_X_template.C

示例6: if


//.........这里部分代码省略.........
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd(); 
  TH1F* model;
  if(CONSERVATIVE_CHI2){
    if(std::string(extra) == std::string("#mu#mu")){
      model = (TH1F*)Zmm ->Clone("model");
    }
    else if(std::string(extra) == std::string("ee")){
      model = (TH1F*)Zee ->Clone("model");
    }
    else if(std::string(extra) == std::string("e#mu") && HWWBG){
      model = (TH1F*)ggH_hww ->Clone("model");
    }
    else{  
      model = (TH1F*)Ztt ->Clone("model");
    }
  }
  else{
    model = (TH1F*)errorBand->Clone("model");
  }
  TH1F* test1 = (TH1F*)data->Clone("test1"); 
  for(int ibin=0; ibin<test1->GetNbinsX(); ++ibin){
    //the small value in case of 0 entries in the model is added to prevent the chis2 test from failing
    model->SetBinContent(ibin+1, model->GetBinContent(ibin+1)>0 ? model->GetBinContent(ibin+1)*model->GetBinWidth(ibin+1) : 0.01);
    model->SetBinError  (ibin+1, CONSERVATIVE_CHI2 ? 0. : model->GetBinError  (ibin+1)*model->GetBinWidth(ibin+1));
    test1->SetBinContent(ibin+1, test1->GetBinContent(ibin+1)*test1->GetBinWidth(ibin+1));
    test1->SetBinError  (ibin+1, test1->GetBinError  (ibin+1)*test1->GetBinWidth(ibin+1));
  }
  double chi2prob = test1->Chi2Test      (model,"PUW");        std::cout << "chi2prob:" << chi2prob << std::endl;
  double chi2ndof = test1->Chi2Test      (model,"CHI2/NDFUW"); std::cout << "chi2ndf :" << chi2ndof << std::endl;
  double ksprob   = test1->KolmogorovTest(model);              std::cout << "ksprob  :" << ksprob   << std::endl;
  double ksprobpe = test1->KolmogorovTest(model,"DX");         std::cout << "ksprobpe:" << ksprobpe << std::endl;  

  std::vector<double> edges;
  TH1F* zero = (TH1F*)Ztt->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat"); 
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    rat1->SetBinContent(ibin+1, errorBand->GetBinContent(ibin+1)>0 ? data->GetBinContent(ibin+1)/errorBand->GetBinContent(ibin+1) : 0);
    rat1->SetBinError  (ibin+1, errorBand->GetBinContent(ibin+1)>0 ? data->GetBinError  (ibin+1)/errorBand->GetBinContent(ibin+1) : 0);
    zero->SetBinContent(ibin+1, 0.);
    zero->SetBinError  (ibin+1, errorBand->GetBinContent(ibin+1)>0 ? errorBand ->GetBinError  (ibin+1)/errorBand->GetBinContent(ibin+1) : 0);
  }
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      edges.push_back(TMath::Abs(rat1->GetBinContent(ibin+1)-1.)+TMath::Abs(rat1->GetBinError(ibin+1)));
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
    zero->SetBinContent(ibin+1, 0.);
  }
  float range = 0.1;
  std::sort(edges.begin(), edges.end());
  if (edges[edges.size()-2]>0.1) { range = 0.2; }
  if (edges[edges.size()-2]>0.2) { range = 0.5; }
  if (edges[edges.size()-2]>0.5) { range = 1.0; }
  if (edges[edges.size()-2]>1.0) { range = 1.5; }
  if (edges[edges.size()-2]>1.5) { range = 2.0; }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+range);
  rat1->SetMinimum(-range);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
  if((std::string(extra) == std::string("#mu#mu") || std::string(extra) == std::string("ee")) && !MSSM){
    rat1->GetXaxis()->SetTitle("#bf{D}");
  }
  else{
    rat1->GetXaxis()->SetTitle("#bf{m_{#tau#tau} [GeV]}");
  }
  rat1->Draw();
  zero->SetFillStyle(  3013);
  zero->SetFillColor(kBlack);
  zero->SetLineColor(kBlack);
  zero->SetMarkerSize(0.1);
  zero->Draw("e2histsame");
  canv0->RedrawAxis();

  TPaveText* stat1 = new TPaveText(0.20, 0.76+0.061, 0.32, 0.76+0.161, "NDC");
  stat1->SetBorderSize(   0 );
  stat1->SetFillStyle(    0 );
  stat1->SetTextAlign(   12 );
  stat1->SetTextSize ( 0.05 );
  stat1->SetTextColor(    1 );
  stat1->SetTextFont (   62 );
  stat1->AddText(TString::Format("#chi^{2}/ndf=%.3f,  P(#chi^{2})=%.3f", chi2ndof, chi2prob));
  //stat1->AddText(TString::Format("#chi^{2}/ndf=%.3f,  P(#chi^{2})=%.3f,  P(KS)=%.3f", chi2ndof, chi2prob, ksprob));
  stat1->Draw();

  /*
    prepare output
  */
  newName = std::string(inputfile).substr(0, std::string(inputfile).find(".root")) + "_datamc";
  canv0->Print(TString::Format("%s.png", newName.c_str())); 
  canv0->Print(TString::Format("%s.pdf", newName.c_str())); 
  canv0->Print(TString::Format("%s.eps", newName.c_str())); 
}
开发者ID:cbernet，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:101，代码来源:postfit.C

示例7: SetStyle


//.........这里部分代码省略.........
  $ERROR_LEGEND
  leg->Draw();

//#ifdef MSSM
//  TPaveText* mssm  = new TPaveText(0.69, 0.85, 0.90, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("(m_{A}=250, tan#beta=5)");
//  mssm->Draw();
//#else
//  TPaveText* mssm  = new TPaveText(0.83, 0.85, 0.95, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("m_{H}=125");
//  mssm->Draw();
//#endif

  /*
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd();

  TH1F* zero = (TH1F*)ref ->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat"); 
  rat1->Divide(Bbb);
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
    zero->SetBinContent(ibin+1, 0.);
  }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+1.5);
  rat1->SetMinimum(-1.5);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
  rat1->GetXaxis()->SetTitle("#bf{m_{b#bar{b}} [GeV]}");
  rat1->Draw();
  zero->SetLineColor(kBlack);
  zero->Draw("same");
  canv0->RedrawAxis();

  /*
    Ratio After fit over Prefit
  */
  TCanvas *canv1 = MakeCanvas("canv1", "histograms", 600, 400);
  canv1->SetGridx();
  canv1->SetGridy();
  canv1->cd();

  TH1F* rat2 = (TH1F*) Bbb->Clone("rat2");
  rat2->Divide(ref);
  for(int ibin=0; ibin<rat2->GetNbinsX(); ++ibin){
开发者ID:jjswan33，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:67，代码来源:HBB_HAD_X_template.C

示例8: SetStyle


//.........这里部分代码省略.........
  leg->AddEntry(data , "Observed"                       , "LP");
#endif
  leg->AddEntry(Ztt  , "Z#rightarrow#tau#tau"           , "F" );
  leg->AddEntry(EWK  , "Z#rightarrow ee"                , "F" );
  leg->AddEntry(EWK1 , "W+jets"                         , "F" );
  leg->AddEntry(ttbar, "t#bar{t}"                       , "F" );
  leg->AddEntry(Fakes, "QCD"                            , "F" );
  $ERROR_LEGEND
  leg->Draw();

  /*
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd();

  TH1F* model = (TH1F*)Ztt ->Clone("model");
  TH1F* test1 = (TH1F*)data->Clone("test1"); 
  for(int ibin=0; ibin<test1->GetNbinsX(); ++ibin){
    //the small value in case of 0 entries in the model is added to prevent the chis2 test from failing
    model->SetBinContent(ibin+1, model->GetBinContent(ibin+1)>0 ? model->GetBinContent(ibin+1)*model->GetBinWidth(ibin+1) : 0.01);
    model->SetBinError  (ibin+1, CONVERVATIVE_CHI2 ? 0. : model->GetBinError  (ibin+1)*model->GetBinWidth(ibin+1));
    test1->SetBinContent(ibin+1, test1->GetBinContent(ibin+1)*test1->GetBinWidth(ibin+1));
    test1->SetBinError  (ibin+1, test1->GetBinError  (ibin+1)*test1->GetBinWidth(ibin+1));
  }
  double chi2prob = test1->Chi2Test      (model,"PUW");        std::cout << "chi2prob:" << chi2prob << std::endl;
  double chi2ndof = test1->Chi2Test      (model,"CHI2/NDFUW"); std::cout << "chi2ndf :" << chi2ndof << std::endl;
  double ksprob   = test1->KolmogorovTest(model);              std::cout << "ksprob  :" << ksprob   << std::endl;
  double ksprobpe = test1->KolmogorovTest(model,"DX");         std::cout << "ksprobpe:" << ksprobpe << std::endl;  

  std::vector<double> edges;
  TH1F* zero = (TH1F*)ref->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat1"); 
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    rat1->SetBinContent(ibin+1, Ztt->GetBinContent(ibin+1)>0 ? data->GetBinContent(ibin+1)/Ztt->GetBinContent(ibin+1) : 0);
    rat1->SetBinError  (ibin+1, Ztt->GetBinContent(ibin+1)>0 ? data->GetBinError  (ibin+1)/Ztt->GetBinContent(ibin+1) : 0);
    zero->SetBinContent(ibin+1, 0.);
    zero->SetBinError  (ibin+1, Ztt->GetBinContent(ibin+1)>0 ? Ztt ->GetBinError  (ibin+1)/Ztt->GetBinContent(ibin+1) : 0);
  }
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      edges.push_back(TMath::Abs(rat1->GetBinContent(ibin+1)-1.)+TMath::Abs(rat1->GetBinError(ibin+1)));
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
  }
  float range = 0.1;
  std::sort(edges.begin(), edges.end());
  if (edges[edges.size()-2]>0.1) { range = 0.2; }
  if (edges[edges.size()-2]>0.2) { range = 0.5; }
  if (edges[edges.size()-2]>0.5) { range = 1.0; }
  if (edges[edges.size()-2]>1.0) { range = 1.5; }
  if (edges[edges.size()-2]>1.5) { range = 2.0; }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+range);
  rat1->SetMinimum(-range);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
  rat1->GetXaxis()->SetTitle("#bf{m_{#tau#tau} [GeV]}");
  rat1->Draw();
  zero->SetFillStyle(  3013);
  zero->SetFillColor(kBlack);
  zero->SetLineColor(kBlack);
开发者ID:francescobrivio，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:67，代码来源:HTT_ET_X_template.C

示例9: SetStyle


//.........这里部分代码省略.........
#endif
  leg->AddEntry(ZEE  , "Z#rightarrowee"              , "F" );
  leg->AddEntry(ZTT  , "Z#rightarrow#tau#tau"        , "F" );
  leg->AddEntry(TTJ  , "t#bar{t}"                    , "F" );
  leg->AddEntry(QCD  , "QCD"                         , "F" );
  leg->AddEntry(WJets, "electroweak"                 , "F" );
  //leg->AddEntry(Dibosons  , "Dibosons"             , "F" );
  $ERROR_LEGEND
  leg->Draw();

  /*
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd();

  TH1F* model = (TH1F*)ZEE ->Clone("model");
  TH1F* test1 = (TH1F*)data->Clone("test1"); 
  for(int ibin=0; ibin<test1->GetNbinsX(); ++ibin){
    //the small value in case of 0 entries in the model is added to prevent the chis2 test from failing
    model->SetBinContent(ibin+1, model->GetBinContent(ibin+1)>0 ? model->GetBinContent(ibin+1)*model->GetBinWidth(ibin+1) : 0.01);
    model->SetBinError  (ibin+1, CONVERVATIVE_CHI2 ? 0. : model->GetBinError  (ibin+1)*model->GetBinWidth(ibin+1));
    test1->SetBinContent(ibin+1, test1->GetBinContent(ibin+1)*test1->GetBinWidth(ibin+1));
    test1->SetBinError  (ibin+1, test1->GetBinError  (ibin+1)*test1->GetBinWidth(ibin+1));
  }
  double chi2prob = test1->Chi2Test      (model,"PUW");        std::cout << "chi2prob:" << chi2prob << std::endl;
  double chi2ndof = test1->Chi2Test      (model,"CHI2/NDFUW"); std::cout << "chi2ndf :" << chi2ndof << std::endl;
  double ksprob   = test1->KolmogorovTest(model);              std::cout << "ksprob  :" << ksprob   << std::endl;
  double ksprobpe = test1->KolmogorovTest(model,"DX");         std::cout << "ksprobpe:" << ksprobpe << std::endl;  

  std::vector<double> edges;
  TH1F* zero = (TH1F*)ref ->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat1"); 
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    rat1->SetBinContent(ibin+1, ZEE->GetBinContent(ibin+1)>0 ? data->GetBinContent(ibin+1)/ZEE->GetBinContent(ibin+1) : 0);
    rat1->SetBinError  (ibin+1, ZEE->GetBinContent(ibin+1)>0 ? data->GetBinError  (ibin+1)/ZEE->GetBinContent(ibin+1) : 0);
    zero->SetBinContent(ibin+1, 0.);
    zero->SetBinError  (ibin+1, ZEE->GetBinContent(ibin+1)>0 ? ZEE ->GetBinError  (ibin+1)/ZEE->GetBinContent(ibin+1) : 0);
  }
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      edges.push_back(TMath::Abs(rat1->GetBinContent(ibin+1)-1.)+TMath::Abs(rat1->GetBinError(ibin+1)));
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
  }
  float range = 0.1;
  std::sort(edges.begin(), edges.end());
  if (edges[edges.size()-2]>0.1) { range = 0.2; }
  if (edges[edges.size()-2]>0.2) { range = 0.5; }
  if (edges[edges.size()-2]>0.5) { range = 1.0; }
  if (edges[edges.size()-2]>1.0) { range = 1.5; }
  if (edges[edges.size()-2]>1.5) { range = 2.0; }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+range);
  rat1->SetMinimum(-range);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
#ifdef MSSM
  rat1->GetXaxis()->SetTitle("#bf{m_{#tau#tau} [GeV]}"); 
#else
  rat1->GetXaxis()->SetTitle("#bf{D}");
#endif
开发者ID:gitytakahas，项目名称:HiggsAnalysis-HiggsToTauTau，代码行数:67，代码来源:HTT_EE_X_template.C

示例10: SetStyle


//.........这里部分代码省略.........
  $ERROR_LEGEND
  leg->Draw();

//#ifdef MSSM
//  TPaveText* mssm  = new TPaveText(0.69, 0.85, 0.90, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("(m_{A}=250, tan#beta=5)");
//  mssm->Draw();
//#else
//  TPaveText* mssm  = new TPaveText(0.83, 0.85, 0.95, 0.90, "NDC");
//  mssm->SetBorderSize(   0 );
//  mssm->SetFillStyle(    0 );
//  mssm->SetTextAlign(   12 );
//  mssm->SetTextSize ( 0.03 );
//  mssm->SetTextColor(    1 );
//  mssm->SetTextFont (   62 );
//  mssm->AddText("m_{H}=125");
//  mssm->Draw();
//#endif

  /*
    Ratio Data over MC
  */
  TCanvas *canv0 = MakeCanvas("canv0", "histograms", 600, 400);
  canv0->SetGridx();
  canv0->SetGridy();
  canv0->cd();

  TH1F* zero = (TH1F*)ref ->Clone("zero"); zero->Clear();
  TH1F* rat1 = (TH1F*)data->Clone("rat"); 
  rat1->Divide(bkgBBB);
  for(int ibin=0; ibin<rat1->GetNbinsX(); ++ibin){
    if(rat1->GetBinContent(ibin+1)>0){
      // catch cases of 0 bins, which would lead to 0-alpha*0-1
      rat1->SetBinContent(ibin+1, rat1->GetBinContent(ibin+1)-1.);
    }
    zero->SetBinContent(ibin+1, 0.);
  }
  rat1->SetLineColor(kBlack);
  rat1->SetFillColor(kGray );
  rat1->SetMaximum(+1.5);
  rat1->SetMinimum(-1.5);
  rat1->GetYaxis()->CenterTitle();
  rat1->GetYaxis()->SetTitle("#bf{Data/MC-1}");
  rat1->GetXaxis()->SetTitle("#bf{m_{b#bar{b}} [GeV]}");
  rat1->Draw();
  zero->SetLineColor(kBlack);
  zero->Draw("same");
  canv0->RedrawAxis();

  /*
    Ratio After fit over Prefit
  */
  TCanvas *canv1 = MakeCanvas("canv1", "histograms", 600, 400);
  canv1->SetGridx();
  canv1->SetGridy();
  canv1->cd();

  TH1F* rat2 = (TH1F*) bkgBBB->Clone("rat2");
  rat2->Divide(ref);
  for(int ibin=0; ibin<rat2->GetNbinsX(); ++ibin){
开发者ID:aashaqshah，项目名称:cmssw-1，代码行数:67，代码来源:HBB_LEP_X_template.C


注：本文中的TH1F::Clear方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。