C++ TProfile::GetYaxis方法代码示例

TProfile* overlayTProfiles(TH2F* hdata, TH2F* hdy, float ymin, float ymax, TString savename)
{
  // See how the mean of the dimumass changes vs some variable by making TProfiles of a 2D histogram with the Dimu mass as the y axis.
  // Compare data to MC and save the results as png files.

  TString dataname  = TString("Golden_JSON_DoubleMuon_Data");
  TString dyname    = TString("Drell_Yan_Monte_Carlo_2015");

  // Make TProfiles from them to see how the mean changes vs the x variable.
  TProfile* pdata = hdata->ProfileX();
  pdata->SetLineColor(1);
  pdata->SetLineWidth(3);
  pdata->SetTitle(hdata->GetTitle());
  pdata->GetYaxis()->SetTitle(hdata->GetYaxis()->GetTitle());

  TProfile* pdy = hdy->ProfileX();
  pdy->SetLineColor(2);
  pdy->SetLineWidth(3);
  pdy->SetTitle(hdy->GetTitle());
  pdy->GetYaxis()->SetTitle(hdy->GetYaxis()->GetTitle());

  std::cout<< "hdata: " << hdata << std::endl;
  std::cout<< "hdy: " << hdy << std::endl;
  std::cout<< "pdata: " << pdata << std::endl;
  std::cout<< "pdy: " << pdy << std::endl;

  TCanvas* c = new TCanvas();
  c->SetGridx(kTRUE);
  c->SetGridy(kTRUE);

  // Draw data and MC on the same plot
  // Have to draw the same plots twice to get error bars and a curve through the error bars.
  c->cd();
  //    hdata->Draw("colz");
  pdata->SetAxisRange(ymin,ymax,"Y");
  pdata->Draw("hist c");
  pdata->Draw("E X0 same");
  pdy->Draw("hist c same");
  pdy->Draw("E X0 same");

  // Stat box alignment
  DiMuPlottingSystem* dps = new DiMuPlottingSystem();
  dps->arrangeStatBox(c);

  // Legend
  TLegend* l = new TLegend(0.15, 0.15, 0.7, 0.25, "", "brNDC");
  l->AddEntry(pdata, dataname, "l");
  l->AddEntry(pdy, dyname, "l");
  l->Draw("same");
  c->Print(savename);

  return pdata;
}

//------------------------------------------------------------//
// Get TProfile
//------------------------------------------------------------//
TProfile* getProfile(TFile* file, TString pname, TString xtitle,
		     TString ytitle, int color, int marker)
{
  
  TProfile* prof = (TProfile*) (file->Get(pname.Data())->Clone(Form("%s_%i",pname.Data(),color)));
  prof->GetXaxis()->SetTitle(xtitle.Data());
  prof->GetYaxis()->SetTitle(ytitle.Data());
  prof->SetMarkerStyle(marker);
  prof->SetMarkerColor(color);
  //prof->SetMarkerSize(0.5);
  prof->SetLineColor(color);
  prof->SetTitle("");
  prof->SetStats(0);
  prof->GetYaxis()->SetTitleOffset(1.5);
  
  return prof;

}

void profile()
{
  TCanvas* c1 = new TCanvas("canvas","nhitac",1200,600);
  c1->Divide(2,1);
  c1->cd(1);
  TFile *file1 = new TFile("test_nhitac_modified.root");
  //TH1F  *histo1 = new TH1F("nhitac1","nhitac1",60,0,300);
  TProfile *profile1 = new TProfile("profile","nhitac profile",100,0,100,0,300);

  TFile *file2 = new TFile("test_nhitac_unmodified.root");
  //TH1F  *histo2 = new TH1F("nhitac","nhitac",60,0,300);
  TProfile *profile2 = new TProfile("profile2","nhitac profile2",100,0,100,0,300);
  TProfile *ratio = new TProfile("ratio","nhitac ratio", 100,0,100,0,2);
  //histo2->SetMarkerStyle(31);
  TLegend *l1 = new TLegend(0.20, 0.60, 0.3, 0.7);
  l1->SetBorderSize(0);

  TTree* nhitac_modified = (TTree*)file1->Get("testnhitac");
  TTree* nhitac_unmodified = (TTree*)file2->Get("testnhitac");
  int testnhitac1, testnhitac2;
  nhitac_modified->SetBranchAddress("nhitac",&testnhitac1);
  nhitac_unmodified->SetBranchAddress("nhitac",&testnhitac2);
  for(int i= 0; i < nhitac_modified->GetEntries(); i++)
  {
    nhitac_modified->GetEntry(i);
    nhitac_unmodified->GetEntry(i);
    profile1->Fill(i,testnhitac1);
    profile2->Fill(i,testnhitac2);
    double temp = testnhitac2;
    ratio->Fill(i,testnhitac1/temp);
    //histo1->Fill(testnhitac1);
    //histo2->Fill(testnhitac2);
  }
  //histo1->SetMarkerColor(kRed);
  //histo1->SetLineColor(kRed);
  profile1->SetMarkerColor(kRed);
  profile1->SetMarkerStyle(5);
  profile2->SetMarkerColor(kBlue);
  l1->AddEntry(profile1,"modified od bad channel","P");
  l1->AddEntry(profile2,"old od bad channel","l");
  l1->SetTextSize(0.04);
  profile1->Draw("e1p");
  profile1->GetXaxis()->SetTitle("event #");
  profile1->GetYaxis()->SetTitle("nhitac");
  profile2->Draw("same");
  l1->Draw();
  c1->cd(2);
  ratio->GetXaxis()->SetTitle("event #");
  ratio->GetYaxis()->SetTitle("new/old");
  //ratio->SetMarkerStyle(5);
  //ratio->SetMarkerColor(kRed);
  ratio->Draw();
}

TCanvas *Plot2D_profileX_my(TChain *data, TString branchname, TString binning,TString selection,TString opt,TString xLabel, TString yLabel){
  //type == 0: data only
  //type == 1: MC only
  //type == 2: data/MC
   
  TCanvas *c = new TCanvas("c","");
  data->Draw(branchname+">>data_hist"+binning,selection,opt);
  TH2F *d = (TH2F *) gROOT->FindObject("data_hist");

  TCanvas *c1 = new TCanvas("c1","");
  TProfile *prof = d->ProfileX("prof",1,-1,"s");
  prof->SetMarkerStyle(20);
  prof->SetMarkerSize(1);
  prof->Draw();
  prof->GetYaxis()->SetTitle(yLabel);
  prof->GetXaxis()->SetTitle(xLabel);

  return c1;
}

TProfile* plotIsoPerformance( TFile* ftt, 
			      const char* signal,     // histogram name
			      const char* background, // histogram name
			      const char* name,       // unique name
			      bool reverse = false,   // normally signal near zero bin, reverse means signal is around max bin
			      double bkg_eff_min = 0,
			      double bkg_eff_max = 1,
			      double sig_eff_min = 0,
			      double sig_eff_max = 0
			      )
{ 
  TH1F* S = dynamic_cast<TH1F*>(ftt->Get(signal));
  if ( ! S ) {
    std::cout << "Error: histogram not found " << signal << std::endl;
    return 0;
  }
  TH1F* B = dynamic_cast<TH1F*>(ftt->Get(background));
  if ( ! B ) {
    std::cout << "Error: histogram not found " << background << std::endl;
    return 0;
  }
  char buf[1024];
  sprintf(buf,"c_%s",name);
  // TCanvas* c = new TCanvas(buf,buf,500,500);
  sprintf(buf,"p_%s",name);
  TProfile* p = new TProfile(buf,buf,50,bkg_eff_min,bkg_eff_max,sig_eff_min,sig_eff_max);
  p->SetLineColor(kBlue);
  p->SetLineWidth(2);
  p->SetMarkerStyle(20);
  p->SetMarkerSize(1);
  p->GetXaxis()->SetTitle("Background Efficiency");
  p->GetYaxis()->SetTitle("Signal Efficiency");
  p->SetStats(kFALSE);
  for( int i=0;i<=S->GetNbinsX()+1; ++i )
    if ( reverse ) 
      p->Fill(B->Integral(i,B->GetNbinsX()+1)/B->Integral(0,B->GetNbinsX()+1),
	      S->Integral(i,S->GetNbinsX()+1)/S->Integral(0,S->GetNbinsX()+1));
    else
      p->Fill(B->Integral(0,i)/B->Integral(0,B->GetNbinsX()+1),
	      S->Integral(0,i)/S->Integral(0,S->GetNbinsX()+1));
  // p->Draw();
  return p;
}

void Fake100PeVShower(int opt)
{

  // opt == 0 implies save to root file
  // opt == 1 implies plot and save to canvas
  TFile* file = NULL;
  TCanvas* c  = NULL;

  if(opt == 0)
    file = new TFile("fake100PeVShower.root","recreate");
  if(opt == 1)
    c = makeCanvas("c");

  TString gaus = "1.5e7*TMath::Exp(-(pow(x-10,2)/9))";
  TString bump = "5e6*TMath::Exp(-(pow(x-17,2)/20))";
  TF1* f = new TF1("f",(gaus+"+"+bump).Data(),0,30);

  int nbins = 3000;
  float xmin  = 0;
  float xmax  = 30;
  TProfile* prof = new TProfile("prof","",nbins,xmin,xmax);
  prof->SetStats(0);
  prof->SetTitle("");
  prof->GetYaxis()->SetTitle("Charge excess / 1e7");
  prof->GetXaxis()->SetTitle("z [m]");

  float step = xmax / nbins;
  for(int i =0; i<nbins; ++i){
    float x = step * i;
    if(opt == 1 ) prof->Fill(x, f->Eval(x)/1e7);
    else          prof->Fill(x, f->Eval(x));
  }
    
  if(opt == 1){
    prof->Draw();
    c->SaveAs("JaimeCheck/FakeProfile100PeV.png");
  }
  if(opt == 0){
    file->Write();
    file->Close();
  }
}

//.........这里部分代码省略.........
  }

  if(ppPbPb){
    for(int i=0;i<tB->GetEntries();i++){
      tB->GetEntry(i);
      if(fabs(jtetaB)<2 && binB>=cbinlo && binB<cbinhi && abs(refparton_flavorForBB)==5)
	hB->Fill(refptB,jtptB/refptB,weightB);
    }
    for(int i=0;i<tC->GetEntries();i++){
      tC->GetEntry(i);
      if(fabs(jtetaC)<2 && binC>=cbinlo && binC<cbinhi && abs(refparton_flavorForBC)==4)
	hC->Fill(refptC,jtptC/refptC,weightC);
    }
  }

  
 
  hL->SetMinimum(0.);
  
  hL->SetLineColor(kBlue);
  hB->SetLineColor(kRed);
  hC->SetLineColor(kGreen);

  hL->SetMarkerColor(kBlue);
  hB->SetMarkerColor(kRed);
  hC->SetMarkerColor(kGreen);
  
  //hL->SetMarkerStyle(4);
  //hB->SetMarkerStyle(4);
  //hC->SetMarkerStyle(4);
  
  hL->SetXTitle("genJet p_{T} (GeV/c)");
  hL->SetYTitle("<reco p_{T} / gen p_{T} >");

  hL->GetXaxis()->SetRangeUser(50.,199.999);
  hL->GetYaxis()->SetRangeUser(0.5,1.05);
  
  TCanvas *c1=new TCanvas("c1","c1",800,600);
  c1->SetGridx(1);
  c1->SetGridy(1);

  hL->Draw("e1");
  hB->Draw("e1,same");
  hC->Draw("e1,same");

  TLegend *leg=new TLegend(0.4,0.15,0.9,0.45);
  leg->SetBorderSize(0);
  leg->SetFillStyle(0);
  if(ppPbPb&&cbinlo==0&&cbinhi==40)leg->SetHeader("Pythia+Hydjet, 0-100%");
  leg->AddEntry(hL,"Inclusive jets","pl");
  leg->AddEntry(hC,"c-jets","pl");
  leg->AddEntry(hB,"b-jets","pl");
  leg->Draw();

  TCanvas *c2=new TCanvas("c2","c2",1);
  /*
  TH1F *hL2 = (TH1F*)hL->Clone("hL2");
  TH1F *hB2 = (TH1F*)hB->Clone("hB2");
  hL2->Add(hB2,-1);
  hL2->Draw();
  */

  TH1F  *hcorr = new TH1F("hcorr","hcorr",250,50,300);
  hcorr->Sumw2();

  for(int i=0;i<hL->GetNbinsX();i++){
    cout<<" b resp "<<hB->GetBinContent(i+1)<<endl;
    cout<<" l resp "<<hL->GetBinContent(i+1)<<endl;
    cout<<" l offset "<<1.-hL->GetBinContent(i+1)<<endl;
    cout<<" corrected b resp "<<hB->GetBinContent(i+1)+1.-hL->GetBinContent(i+1)<<endl;
    float jesOffset = 1.-hL->GetBinContent(i+1);

    hcorr->SetBinContent(i+1,hB->GetBinContent(i+1)+jesOffset);

    hcorr->SetBinError(i+1,sqrt(hB->GetBinError(i+1)*hB->GetBinError(i+1)+hL->GetBinError(i+1)*hL->GetBinError(i+1)));


  }

  hcorr->SetMinimum(0.5);
  hcorr->SetMaximum(1.1);
      
  hcorr->SetLineColor(kRed);
  hcorr->SetMarkerColor(kRed);
  hcorr->SetMarkerStyle(4);
  hcorr->Draw();

  TF1 *fCorr = new TF1("fCorr","[0]+[1]*log(x)+[2]*log(x)*log(x)",50,300);
  fCorr->SetLineWidth(1);
  fCorr->SetLineColor(kBlue);
  hcorr->Fit(fCorr);

  TFile *fout;
  if(ppPbPb) fout =new TFile(Form("bJEShistos/bJetScale_PbPb_Cent_fineBin_%d_%d.root",cbinlo,cbinhi),"recreate");
  else fout =new TFile("bJEShistos/bJetScale_PP_fineBin.root","recreate");
  hcorr->Write();
  fCorr->Write();
  fout->Close();

}

//.........这里部分代码省略.........
            {
                v.SetPtEtaPhiM (track->GetPt(0), track->GetEta(0), track->GetPhi(0), 0.9386);
                hEffP->Fill ( p, ret[0] > 0.9 );
                hEffPSigma->Fill ( p,  sigmas[0] < 3&& sigmas[1] > 2 && sigmas[2] > 2 );
                hEffPtYP -> Fill( v.Rapidity() - 1.52, v.Pt(),  ret[0] > 0.9 );
            }
            
            if (mctrack->GetPdgId() == 321  )  
            {
                v.SetPtEtaPhiM (track->GetPt(0), track->GetEta(0), track->GetPhi(0), 0.5);
                hEffK->Fill ( p, ret[1] > 0.9 );
                hEffKSigma->Fill ( p,  sigmas[1] < 3&& sigmas[2] > 2 && sigmas[0] > 2 ); 
                hEffPtYK -> Fill(  v.Rapidity() - 1.52, v.Pt(),  ret[1] > 0.9 );
            }
            
            if (mctrack->GetPdgId() == 211  )  
            {
                v.SetPtEtaPhiM (track->GetPt(0), track->GetEta(0), track->GetPhi(0), 0.14);
                hEffPi->Fill ( p, ret[2] > 0.9 );
                hEffPiSigma->Fill ( p, sigmas[2] < 3&& sigmas[0] > 2 && sigmas[1] > 2 );  
                hEffPtYPi -> Fill( v.Rapidity() - 1.52, v.Pt(),  ret[2] > 0.9  );
            }
        }
    }

    hEffP       -> SetMarkerStyle(21);      hEffP       -> SetMarkerColor(kRed);     hEffP       -> SetLineColor(kRed); 
    hEffPi      -> SetMarkerStyle(21);      hEffPi      -> SetMarkerColor(kRed);     hEffPi      -> SetLineColor(kRed); 
    hEffK       -> SetMarkerStyle(21);      hEffK       -> SetMarkerColor(kRed);     hEffK       -> SetLineColor(kRed); 
    hEffPSigma  -> SetMarkerStyle(22);      hEffPSigma  -> SetMarkerColor(kBlue);    hEffPSigma  -> SetLineColor(kBlue);
    hEffPiSigma -> SetMarkerStyle(22);      hEffPiSigma -> SetMarkerColor(kBlue);    hEffPiSigma -> SetLineColor(kBlue);
    hEffKSigma  -> SetMarkerStyle(22);      hEffKSigma  -> SetMarkerColor(kBlue);    hEffKSigma  -> SetLineColor(kBlue);

    hEffP->GetXaxis()->SetTitle( "p, GeV/c" );
    hEffP->GetYaxis()->SetTitle(  "Efficiency"  );    
    hEffP->GetYaxis()->SetRangeUser(0.0, 1.);

    hEffK->GetXaxis()->SetTitle( "p, GeV/c" );
    hEffK->GetYaxis()->SetTitle(  "Efficiency"  );    
    hEffK->GetYaxis()->SetRangeUser(0.0, 1.);

    hEffPi->GetXaxis()->SetTitle( "p, GeV/c" );
    hEffPi->GetYaxis()->SetTitle(  "Efficiency"  );    
    hEffPi->GetYaxis()->SetRangeUser(0.0, 1.);
    
    hEffPtYP->GetYaxis()->SetTitle( "p_{T}, GeV/c" );
    hEffPtYP->GetXaxis()->SetTitle(  "Rapidity"  );
    hEffPtYK->GetYaxis()->SetTitle( "p_{T}, GeV/c" );
    hEffPtYK->GetXaxis()->SetTitle(  "Rapidity"  );
    hEffPtYPi->GetYaxis()->SetTitle( "p_{T}, GeV/c" );
    hEffPtYPi->GetXaxis()->SetTitle(  "Rapidity"  );
    
    TCanvas *c1 = new TCanvas ("c1", "c1", 1400, 700);
    c1->Divide(3,1);

    c1->cd(1);
    hEffP->Draw();
    hEffPSigma->Draw("same");
    c1->cd(2);
    hEffK->Draw();
    hEffKSigma->Draw("same");
    c1->cd(3);
    hEffPi->Draw();
    hEffPiSigma->Draw("same");

//     c1->cd(4);
//     getter->GetProtonSigma()->Draw();

//.........这里部分代码省略.........
      ptJetResCorrWithEta->Fill(genJetTau1eta, (genJetTau1pt-corrJetTau1pt)/genJetTau1pt);

    }
    else if ( (genTau1pt != 999) && (jetTau1pt == 999) ) {
      tauTagEffWithPT->Fill(genTau1pt, 0);
      tauTagEffWithEta->Fill(genTau1eta, 0);
    }
    if ( (genTau2pt != 999) && (jetTau2pt != 999) ) {
      tauTagEffWithPT->Fill(genTau2pt, 1);
      //ptScaleWithPT->Fill(genTau2pt, jetTau2pt/genTau2pt);
      //ptJetScaleWithPT->Fill(genJetTau2pt, jetTau2pt/genJetTau2pt);
      //ptResWithPT->Fill(genTau2pt, (genTau2pt-jetTau2pt)/genTau2pt);
      ptJetResWithPT->Fill(genJetTau2pt, (genJetTau2pt-jetTau2pt)/genJetTau2pt);
      ptJetResCorrWithPT->Fill(genJetTau2pt, (genJetTau2pt-corrJetTau2pt)/genJetTau2pt);

      tauTagEffWithEta->Fill(genTau2eta, 1);
      //ptScaleWithEta->Fill(genTau2eta, jetTau2pt/genTau2pt);
      //ptJetScaleWithEta->Fill(genJetTau2eta, jetTau2pt/genJetTau2pt);
      //ptResWithEta->Fill(genTau2eta, (genTau2pt-jetTau2pt)/genTau2pt);
      ptJetResWithEta->Fill(genJetTau2eta, (genJetTau2pt-jetTau2pt)/genJetTau2pt);
      ptJetResCorrWithEta->Fill(genJetTau2eta, (genJetTau2pt-corrJetTau2pt)/genJetTau2pt);

    }
    else if ( (genTau2pt != 999) && (jetTau2pt == 999) ) {
      tauTagEffWithPT->Fill(genTau2pt, 0);
      tauTagEffWithEta->Fill(genTau2eta, 0);
    }

  }

  TCanvas *c1 = MakeCanvas("c1", "Tau Tagging Efficiency", 800, 600);
  tauTagEffWithPT->SetMarkerStyle(1);
  tauTagEffWithPT->GetXaxis()->SetTitle("P_{T} of Generator Tau");
  tauTagEffWithPT->GetYaxis()->SetTitle("Efficiency");
  tauTagEffWithPT->Draw();
  
  c1->SaveAs("tauTagEffWithPT.png");

  TCanvas *c2 = MakeCanvas("c2", "Tau Tagging Efficiency", 800, 600);
  tauTagEffWithEta->SetMarkerStyle(1);
  tauTagEffWithEta->GetXaxis()->SetTitle("Eta of Generator Tau");
  tauTagEffWithEta->GetYaxis()->SetTitle("Efficiency");
  tauTagEffWithEta->Draw();

  c2->SaveAs("tauTagEffWithEta.png");
  /*  
  TCanvas *c3 = MakeCanvas("c3", "Tau P_{T} Scale (reco Tau Jet P_{T}/gen Tau P_{T})", 800, 600);
  ptScaleWithPT->SetMarkerStyle(1);
  ptScaleWithPT->GetXaxis()->SetTitle("P_{T} of Generator Tau");
  ptScaleWithPT->GetYaxis()->SetTitle("P_{T} Scale");
  ptScaleWithPT->Draw();

  c3->SaveAs("ptScaleWithPT.png");

  TCanvas *c4 = MakeCanvas("c4", "Tau P_{T} Scale (reco Tau Jet P_{T}/gen Tau P_{T})", 800, 600);
  ptScaleWithEta->SetMarkerStyle(1);
  ptScaleWithEta->GetXaxis()->SetTitle("Eta of Generator Tau");
  ptScaleWithEta->GetYaxis()->SetTitle("P_{T} Scale");
  ptScaleWithEta->Draw();

  c4->SaveAs("ptScaleWithEta.png");

  TCanvas *c5 = MakeCanvas("c5", "Tau P_{T} Scale (reco Tau Jet P_{T}/gen Tau Jet P_{T})", 800, 600);
  ptJetScaleWithPT->SetMarkerStyle(1);
  ptJetScaleWithPT->GetXaxis()->SetTitle("P_{T} of Generator Tau Jet");
  ptJetScaleWithPT->GetYaxis()->SetTitle("P_{T} Scale");

void balanceMetVsAj(TString infname = "dj_HCPR-J50U-hiGoodMergedTracks_OfficialSelv2_Final0_120_50.root",TCut myCut = "cent<30", char *title = "",bool drawLegend = false)
{
   TFile *inf = new TFile(infname);
   TTree *t = (TTree*)inf->Get("ntjt");

   const int nBin = 3;
   double bins[nBin+1] = {0.5,4,8,1000};  
   double colors[nBin] = {kOrange-8,kBlue-3,kRed};

   // Selection cut
   TCut evtCut = "nljet>100&&abs(nljetacorr)<2&&aljet>50&&abs(aljetacorr)<2&&jdphi>2./3*TMath::Pi()&&!maskEvt";

   cout << "Sel evt: " << t->GetEntries(evtCut&&myCut) << endl;

   TProfile *p[nBin];

   for (int i=0;i<nBin;i++)
   {
      p[i] = new TProfile(Form("p%d",i),"",5,0.0001,0.49999);
      t->Project(Form("p%d",i),Form("-1*metxMerged%d:Aj",i), "1"*(evtCut&&myCut));
      p[i]->SetLineColor(colors[i]);     
      p[i]->SetMarkerColor(colors[i]);     
   }

   TProfile *pall = new TProfile("pall","",5,0.0001,0.49999);
   pall->SetXTitle("A_{J}");
   pall->SetYTitle("<#slash{p}_{T}^{#parallel}> (GeV/c)");
   pall->GetXaxis()->CenterTitle();
   pall->GetYaxis()->CenterTitle();
   pall->SetNdivisions(505);
   t->Project("pall","-1*metx:Aj", "1"*(evtCut&&myCut));
   pall->SetAxisRange(-50,50,"Y");
   pall->SetMarkerSize(1);
   pall->Draw("E");
   for (int i=0;i<nBin;++i) {
      p[i]->SetLineWidth(3);
      p[i]->Draw("e hist same");
   }
   pall->Draw("E same");

   // Legend
   TLegend *leg = new TLegend(0.10,0.68,0.70,0.96);
   leg->SetFillStyle(0);
   leg->SetBorderSize(0);
   leg->SetTextFont(63);
   leg->SetTextSize(16);
   leg->AddEntry(pall,Form("> %.1f GeV/c",bins[0]),"pl");
   for (int i=0;i<nBin;++i) {
      if (i!=nBin-1){
         leg->AddEntry(p[i],Form("%.1f - %.1f GeV/c",bins[i],bins[i+1]),"l");
      } else {
         leg->AddEntry(p[i],Form("> %.1f GeV/c",bins[i]),"l");
      }
   }

   if (drawLegend) leg->Draw();

   TLine * l0 = new TLine(0,0,0.5,0);
   l0->SetLineStyle(2);
   l0->Draw();

   TText *titleText = new TText(0.3,30,title);
   titleText->Draw();
}

void draw_clouds_profiles()
{
    //        gROOT->ProcessLine(".L ../utils.C");
    //        gROOT->ProcessLine(".L AliLRCFit.cxx");
    TFile *f[8];

    //    f[0] = new TFile( "output_classesByV0M_LHC10h.root" );
    //    f[0] = new TFile( "output_classesByV0M_LHC10h_c10_5_1.root" );
        f[0] = new TFile( "output_classesByV0M_LHC10h_c10_5_25_1_05.root" );
//    f[0] = new TFile( "output_classesByV0M_LHC11h_FemtoPlus_c10_5_CUT_OUTLIERS.root" );

//    f[0] = new TFile( "output_classesByV0M_LHC15o_fieldMM_c10_5_CUT_OUTLIERS.root" );
//    f[0] = new TFile( "output_classesByV0M_LHC15o_fieldPP_c10_5_CUT_OUTLIERS.root" );

//    const int nCW = 2; //nCentrWidths
//    const double cWidths[nCW] = { 10, 5 }; //width of the centrality bins
//    const double cStep[nCW] = { 5, 2.5 }; //centrality bins step
//    const int nCentrBins[nCW] = { 17, 35 }; //n centrality bins

    //    const int nCW = 3; //nCentrWidths
    //    const double cWidths[nCW] = { 10, 5, 1.0 }; //width of the centrality bins
    //    const double cStep[nCW] = { 5, 2.5, 1.0 }; //centrality bins step
    //    const int nCentrBins[nCW] = { 17, 35, 90 }; //n centrality bins

    //    const int nCW = 4; //nCentrWidths
    //    const double cWidths[nCW] = { 10, 5, 1.0, 0.5 }; //width of the centrality bins
    //    const double cStep[nCW] = { 5, 2.5, 1.0, 1.0 }; //centrality bins step
    //    const int nCentrBins[nCW] = { 17, 35, 90, 90 }; //n centrality bins

        const int nCW = 5; //nCentrWidths
        const double cWidths[nCW] = { 10, 5, 2.5, 1.0, 0.5 }; //width of the centrality bins
        const double cStep[nCW] = { 5, 2.5,  2.5, 1.0, 1.0 }; //centrality bins step
        const int nCentrBins[nCW] = { 17, 35, 36,  90, 90 }; //n centrality bins


    TH2D *hist2D;//[200][3];
    TProfile *profile;//[200][3];
    int cW = 2;
    int etaW = 1;
    int phiW = 0;

    const int kCorrType = 1; //0-NN, 1-PtPt, 2-PtN

    TCanvas *canv_tmp_for_fit = new TCanvas("canv_tmp_for_fit","canv_tmp_for_fit",50,50,300,300 );
    TCanvas *canv_2D_clouds = new TCanvas("canv_2D_clouds","canv_2D_clouds",150,250,1400,600 );
    tuneCanvas(canv_2D_clouds);
    canv_2D_clouds->Divide(2,1);

    gStyle->SetOptStat( kFALSE );

    TGraph *grFromFit2D = new TGraph;

    bool firstDraw = true;
    //    for ( int cBin = 0; cBin < nCentrBins[cW]; cBin++ )
    for ( int cBin = nCentrBins[cW]-1; cBin >= 0; cBin-- )
    {
                if (cBin%2!=0)
                    continue;

        //        cout << "cBin=" << cBin << endl;

        float cBinMin = cStep[cW] * cBin;
        float cBinMax = cWidths[cW] + cStep[cW] * cBin;

        // ##### pad 1 - clouds
        tunePad( canv_2D_clouds->cd(1) );
        if ( kCorrType == 0 )
        {
            hist2D = (TH2D*)f[0]->Get( Form("hist2D_NN_c%.1f-%.1f_etaW_%d_phiW_%d", cBinMin, cBinMax, etaW, phiW) );
            hist2D->SetTitle( "");
            hist2D->GetXaxis()->SetTitle( "N_{ch} Forward");
            hist2D->GetYaxis()->SetTitle( "N_{ch} Backward");
            hist2D->GetXaxis()->SetRangeUser(0,650);
            hist2D->GetYaxis()->SetRangeUser(0,650);
        }
        else if ( kCorrType == 1 )
        {
            hist2D = (TH2D*)f[0]->Get( Form("hist2D_PtPt_c%.1f-%.1f_etaW_%d_phiW_%d", cBinMin, cBinMax, etaW, phiW) );
            hist2D->SetTitle( "");
            hist2D->GetXaxis()->SetTitle( "#LTp_{T}#GT Forward");
            hist2D->GetYaxis()->SetTitle( "#LTp_{T}#GT Backward");
        }     hist2D->SetMarkerColor(kOrange-9+cBin);
        tuneHist2D_onPad(hist2D);
        hist2D->GetXaxis()->CenterTitle();
        hist2D->GetYaxis()->CenterTitle();

        //        removeBinsWithFewEntries(hist2D);

        hist2D->DrawCopy( firstDraw ? "" : "same" );

        // ##### pad 2 - profiles
        tunePad( canv_2D_clouds->cd(2) );
        profile = hist2D->ProfileX();    //(TProfile*)f[0]->Get( Form("hist2D_c%.1f-%.1f_etaW_%d_phiW_%d_pfx", cBinMin, cBinMax, etaW, phiW) );
        if ( kCorrType == 0 )
        {
            profile->SetTitle( "");
            profile->GetYaxis()->SetTitle( "#LTN_{ch}#GT Backward");
            profile->GetXaxis()->SetRangeUser(0,650);
            profile->GetYaxis()->SetRangeUser(0,650);
        }
//.........这里部分代码省略.........

void getMyPlot(TString name, TString canv){
	TFile * f= TFile::Open(name);
   TCanvas *c1 = new TCanvas("c", "c",242,131,604,638);
	c1->Range(0.3110345,-0.07230999,1.01908,0.6295608);
	c1->SetFillColor(0);
	c1->SetBorderMode(0);
	c1->SetBorderSize(2);
	c1->SetLeftMargin(0.12);
	c1->SetRightMargin(0.01);
	c1->SetTopMargin(0.04);
	c1->SetFrameBorderMode(0);
	c1->SetFrameBorderMode(0);
	c1->Divide(1,3);
	c1->cd(1);
	TProfile * p = ((TH2D*)f->Get("hFinalFNeg"))->ProfileX();
	p->GetXaxis()->SetTitle("F_{L} input");
	p->GetYaxis()->SetTitle("F_{L} output");
	p->Draw();

	c1->cd(2);
	TProfile * q = 	((TH2D*)f->Get("hFinalFZero"))->ProfileX();
	q->GetXaxis()->SetTitle("F_{0} input");
	q->GetYaxis()->SetTitle("F_{0} output");
	q->Draw();
	c1->cd(3);

	TProfile * r = 	((TH2D*)f->Get("hFinalFPos"))->ProfileX();
	r->GetXaxis()->SetTitle("F_{R} input");
	r->GetYaxis()->SetTitle("F_{R} output");
	r->Draw();

	c1->SaveAs(canv+".C");


   TCanvas *c2 = new TCanvas("c2", "c2",242,131,604,638);
	c2->Range(0.3110345,-0.07230999,1.01908,0.6295608);
	c2->SetFillColor(0);
	c2->SetBorderMode(0);
	c2->SetBorderSize(2);
	c2->SetLeftMargin(0.12);
	c2->SetRightMargin(0.01);
	c2->SetTopMargin(0.04);
	c2->SetFrameBorderMode(0);
	c2->SetFrameBorderMode(0);
	c2->Divide(1,3);

	c2->cd(1);
	TProfile * p2 = ((TH2D*)f->Get("hFinalFNegVR"))->ProfileX();
	p2->GetXaxis()->SetTitle("V_{R} input");
	p2->GetYaxis()->SetTitle("F_{L} output");
	p2->Draw();

	c2->cd(2);
	TProfile * q2 = ((TH2D*)f->Get("hFinalFZeroVR"))->ProfileX();
	q2->GetXaxis()->SetTitle("V_{R} input");
	q2->GetYaxis()->SetTitle("F_{0} output");
	q2->Draw();

	c2->cd(3);
	TProfile * r2 = ((TH2D*)f->Get("hFinalFPosVR"))->ProfileX();
	r2->GetXaxis()->SetTitle("V_{R} input");
	r2->GetYaxis()->SetTitle("F_{R} output");
	r2->Draw();

	c2->SaveAs(canv+"_AnomInput.C");
}

void gammaJetRapidity_energyClosure()
{
  TH1::SetDefaultSumw2();
  
  TString file;

  file = "/mnt/hadoop/cms/store/user/luck/pA2013_MC/HiForest2_QCDPhoton30_5020GeV_100k.root";

  HiForest *c = new HiForest(file, "Forest", cPPb, true);
  c->InitTree();

  TProfile *mcClosure = new TProfile("mcClosure",";p_{T}^{gen};<p_{T}^{reco}/p_{T}^{gen}>",40,0,300);

  Int_t notMatched = 0;

  //loop over events in each file
  int nentries = c->GetEntries();
  for(int jentry = 0; jentry<nentries; jentry++)
  {
    if (jentry% 1000 == 0)  {
      printf("%d / %d\n",jentry,nentries);
    }
    
    c->GetEntry(jentry);
    
    //event selection (mc only)
    if( !( c->skim.phfPosFilter1 && c->skim.phfNegFilter1 && c->skim.phltPixelClusterShapeFilter && c->skim.pprimaryvertexFilter) )
      continue;

    if(c->photon.nPhotons == 0)
      continue;

    //loop over photons in the event
    Float_t leadingPt = 0;
    Int_t leadingIndex = -1;
    for(int i = 0; i<c->photon.nPhotons; i++)
    {
      if(c->photon.pt[i] > leadingPt)
      {
	leadingPt = c->photon.pt[i];
	leadingIndex = i;
      }
    }
    
    if(leadingIndex == -1) 
      continue;

    if(c->photon.isGenMatched[leadingIndex])
    {
      Double_t genPt = c->photon.genMatchedPt[leadingIndex];
      Double_t ratio = leadingPt/genPt;

      mcClosure->Fill(genPt,ratio);

    }
    else
    {
      notMatched++;
    }
  }

  mcClosure->Draw();
  mcClosure->GetYaxis()->SetRangeUser(0.,2.);
  TLine *line = new TLine(0, 1, 300, 1);
  line->Draw();
  drawText("Leading Photons",0.75,0.75);

  printf("Number of not matched leading photons: %d\n",notMatched);
}