C++ TProfile::SetMarkerColor方法代码示例

void flavor_ana(int doMC=1,
                const char * JecType = "abs",
                const char * inFile0Name="../outputs/jetSkimRelValQCD_Pt_80_120_sw354-JEC_Summer09_7TeV_ReReco332.root",
                const char * inFile1Name="djtree_JEC_Summer09_7TeV_ReReco332.root")
{
    // Define Inputs
    cout << "======= Inputs: ========" << endl;
    //cout << "Inclusive jets: " << inFile0Name << endl;
    //cout << "Dijets:         " << inFile1Name << endl;
    //TFile * inFile0 = new TFile(inFile0Name);
    //TFile * inFile1 = new TFile(inFile1Name);
    TFile * inFile0 = new TFile("../outputs/jetSkimRelValQCD_Pt_80_120_sw354-JEC_Summer09_7TeV_ReReco332.root");
    TFile * inFile1 = new TFile(Form("djtree_JEC_Summer09_7TeV_ReReco332_%s.root",JecType));
    TTree * Events;
    inFile0->GetObject("Events",Events);
    TTree * djtree;
    inFile1->GetObject("djtree",djtree);
    aliases(Events);

    // === Dijets ===
    cout << endl << "================ dijets ==============" << endl;
    Int_t numPreSelEvtl = djtree->GetEntries("vz>-99");
    cout << "Events:" << endl;
    cout << "- with none-fake vtx: " << numPreSelEvtl << endl;
    //  - selection -
    TCut evtSelDj("nlpet>80 && nlpet<120 && alpet>80 && jdphi>2.8");
    TCut evtSelDj2("nlpet>80 && nlpet<120 && alpet>80 && jdphi>3.0");
    Int_t numSelEvt1 = djtree->GetEntries(evtSelDj);
    cout << "- Passing sel: " << numSelEvt1 << endl;
    Int_t numSelEvt2 = djtree->GetEntries(evtSelDj2);
    cout << "- Passing diphi sel: " << numSelEvt2 << endl;

    // === flavor studies ===
    TProfile * hNrJFlav = new TProfile("hNrJFlav","flavor",10,85,110);
    hNrJFlav->SetMarkerColor(kRed);
    hNrJFlav->SetLineColor(kRed);
    hNrJFlav->SetMarkerStyle(kOpenCircle);
    hNrJFlav->SetMinimum(0.);
    hNrJFlav->SetMaximum(0.7);
    hNrJFlav->SetTitle(";p_{T}^{gen jet};q jet fraction");
    TProfile * hAwJFlav = (TProfile*)hNrJFlav->Clone("hAwJFlav");
    hAwJFlav->SetMarkerColor(kBlue);
    hAwJFlav->SetLineColor(kBlue);

    TCanvas * cJFlav = new TCanvas("cJFlav","cJFlav",500,500);
    TCut matParton("nlpstat>-99&&alpstat>-99");
    djtree->Draw("(abs(nlpid)<6):nlpet>>hNrJFlav",evtSelDj&&matParton,"prof");
    djtree->Draw("(abs(alpid)<6):alpet>>hAwJFlav",evtSelDj&&matParton,"prof same");

    TLegend *leg2 = new TLegend(0.605,0.216,0.905,0.369,NULL,"brNDC");
    leg2->SetFillColor(0);
    leg2->SetBorderSize(0);
    leg2->SetTextSize(0.03);
    leg2->AddEntry(hNrJFlav,"Di-Jets, Near Jet","p");
    leg2->AddEntry(hAwJFlav,"Di-Jets, Away Jet","p");
    leg2->Draw();
    cJFlav->Print("plots/cDJFlavor.gif");
}

void QAoccupancy(const Char_t *fdata, const Char_t *fmc)
{
  style();

  TFile *fdtin = TFile::Open(fdata);
  TList *ldtin = (TList *)fdtin->Get("clist");
  TH2 *hdtin = (TH2 *)ldtin->FindObject("NClustersSPD2");
  TProfile *pdtin = hdtin->ProfileY("pdtin_clusters");
  pdtin->SetMarkerStyle(20);
  pdtin->SetMarkerSize(2);
  pdtin->SetMarkerColor(kAzure-3);
  
  TFile *fmcin = TFile::Open(fmc);
  TList *lmcin = (TList *)fmcin->Get("clist");
  TH2 *hmcin = (TH2 *)lmcin->FindObject("NClustersSPD2");
  TProfile *pmcin = hmcin->ProfileY("pmcin_clusters");
  pmcin->SetMarkerStyle(25);
  pmcin->SetMarkerSize(2);
  pmcin->SetMarkerColor(kRed+1);

  TCanvas *c = new TCanvas("cOccupancy", "cOccupancy", 800, 800);
  c->SetLogy();
  TH1 * hfr = c->DrawFrame(-0.5, 2., 10.5, 500.);
  DrawBinLabelsX(hfr, kTRUE);
  hfr->SetTitle(";;#LT#it{N}_{clusters,SPD-1}#GT");
  pdtin->DrawCopy("same");
  pmcin->DrawCopy("same");
  TLegend *legend = new TLegend(0.20, 0.18, 0.50, 0.30);
  legend->SetFillColor(0);
  legend->SetBorderSize(0);
  legend->SetTextFont(42);
  legend->SetTextSize(0.04);
  legend->AddEntry(pdtin, "data", "pl");
  legend->AddEntry(pmcin, "Monte Carlo", "pl");
  legend->Draw("same");
  c->SaveAs(canvasPrefix+"occupancy.pdf");
  return;
  TCanvas *cr = new TCanvas("cOccupancyr", "cOccupancyr", 800, 800);
  // hfr = cr->DrawFrame(-0.5, 0.75, 10.5, 1.25);
  // DrawBinLabelsX(hfr, kTRUE);
  // hfr->SetTitle(";;#LT#it{N}_{clusters,SPD-1}#GT ratio");
  pdtin->SetLineColor(kAzure-3);
  pdtin->SetLineWidth(3);
  pdtin->Divide(pmcin);
  pdtin->Draw("same,histo"); 
  legend = new TLegend(0.505025, 0.760673, 0.805276, 0.930142);
  legend->SetFillColor(0);
  legend->SetBorderSize(0);
  legend->SetTextFont(42);
  legend->SetTextSize(0.04);
  legend->AddEntry(pdtin, "data / Monte Carlo", "l");
  legend->Draw("same");
  cr->SaveAs(canvasPrefix+"occupancyr.pdf");
  
}

// Draw a 2-D plot within the specified Y range and superimpose its X profile,
// setting as sigmas that of the fit (and not the error of the mean)
void plotAndProfileXSpread (TH2* h2, float min, float max, bool profile=false, float ymin=-5., float ymax=5.) {
  setStyle(h2);
  gPad->SetGrid(1,1);
  gStyle->SetGridColor(15);
  gStyle->SetOptStat(0);
  // h2->RebinX(3);
  // h2->RebinY(2);
  // h2->SetXTitle("distance from anode (cm)");
  // h2->SetYTitle("(d_{reco}-d_{sim})/#sigma_{reco}");
  h2->SetMarkerColor(2);
  h2->SetLineColor(2);
  h2->GetYaxis()->SetTitleOffset(1.4);
  h2->GetXaxis()->SetRangeUser(min,max);
  h2->GetYaxis()->SetRangeUser(ymin,ymax);
  h2->DrawCopy("box");
  if (profile) {
    TProfile* prof = h2->ProfileX("profile",-1,-1,"s");
    prof->SetMarkerStyle(20);
    prof->SetMarkerSize(1.2);
    prof->SetMarkerColor(1);
    prof->SetLineColor(1);
    prof->SetLineWidth(2);
    prof->DrawCopy("same e1");
    delete prof;
  }
  TLine * l = new TLine(h2->GetXaxis()->GetXmin(),0,h2->GetXaxis()->GetXmax(),0);
  l->SetLineColor(3);
  l->Draw();
}

void deviationBosonPtOld() { 
  TFile *lFile = new TFile("ZTPMC.root");
  TTree *lTree = (TTree*) lFile->FindObjectAny("WNtupleIdEffNT");
  //lTree->Print();
  //lTree->Draw("mt");
  std::string lZPt = "sqrt((abs(pt)*cos(phi)+abs(jetpt)*cos(jetphi))*(abs(pt)*cos(phi)+abs(jetpt)*cos(jetphi)) + (abs(pt)*sin(phi)+abs(jetpt)*sin(jetphi))*(abs(pt)*sin(phi)+abs(jetpt)*sin(jetphi)))";
  TProfile *lPProf = new TProfile("A","A",8,0,40); lPProf->SetMarkerColor(kBlue); lPProf->SetMarkerStyle(21); lPProf->SetLineColor(kBlue);
  TProfile *lMProf = new TProfile("B","B",8,0,40); lMProf->SetMarkerColor(kRed);  lMProf->SetMarkerStyle(21); lMProf->SetLineColor(kRed);
  lTree->Draw(std::string("mt:"+lZPt+">>A").c_str(),std::string("mt > 80 && charge > 0 ").c_str());
  lTree->Draw(std::string("mt:"+lZPt+">>B").c_str(),std::string("mt > 80 && charge < 0 ").c_str());
  //lTree->Draw(std::string("mt>>A").c_str(),"mt > 80 && charge > 0");
  //lTree->Draw(std::string("mt>>B").c_str(),"mt > 80 && charge < 0");
  
  TLegend *lL = new TLegend(0.6,0.6,0.9,0.9);
  lL->SetFillColor(0);
  lL->AddEntry(lPProf,"Plus","lp");
  lL->AddEntry(lMProf,"Minus","lp");
  lPProf->Draw();
  lMProf->Draw("same");
  lL->Draw();
}

void plotAndProfileX (TH2* h2, float min, float max, bool profile) {
  setStyle(h2);
  gPad->SetGrid(1,1);
  gStyle->SetGridColor(15);
  h2->GetYaxis()->SetRangeUser(min,max);
  h2->Draw();
  if (profile) {
    TProfile* prof = h2->ProfileX();
    prof->SetMarkerColor(2);
    prof->SetLineColor(2);
    prof->Draw("same");
  }
  TLine * l = new TLine(h2->GetXaxis()->GetXmin(),0,h2->GetXaxis()->GetXmax(),0);
  l->SetLineColor(3);
  l->Draw();
}

//------------------------------------------------------------//
// 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;

}

//----------------------------------------//
// Get profile from all events mixed
//----------------------------------------//
TProfile* getMixProfile(TFile* file, int nbins,
			float xmin, float xmax,
			int color, int marker)
{

  // Histograms all have same base name
  string base = "h_evt";
  
  // String stream easy for manipulation
  stringstream ss;
  
  // Create Profile
  TProfile* p = new TProfile("mixed","",nbins,xmin,xmax);
  p->SetMarkerSize(0.75);
  p->SetMarkerStyle(marker);
  p->SetMarkerColor(color);
  p->SetLineColor(color);

  // Now loop over events and get result
  TH1F* h = NULL;
  for(int i=0; i<m_nEvent; ++i){
    ss.str("");
    ss << base << i;
    h = (TH1F*) file->Get(ss.str().c_str());

    // Loop over bin content
    for(int bin=1; bin<=h->GetNbinsX(); ++bin){
      float content = h->GetBinContent(bin);
      float center  = h->GetBinCenter(bin);
      p->Fill(center, content);
    }
    
    h = NULL;

  }// end loop events

  return p;

}

void plotAnaMult4(char *infname="ana.root")
{    
   TFile *inf = new TFile(infname);
   
   TTree *tData = (TTree*) inf->Get("Data_tree");
   TTree *tMC   = (TTree*) inf->Get("MC_tree");
   TTree *tPP   = (TTree*) inf->Get("PP_tree");

   TCanvas *c1 = new TCanvas("c","",1200,700);
//   c->Divide(4,1);
   TCut recoCut = "leadingJetPt>120&&subleadingJetPt>50&&dphi>5*3.14159265358979/6.&&abs(leadingJetEta)<1.6&&abs(subleadingJetEta)<1.6";
   TCut genCut = "genleadingJetPt>120&&gensubleadingJetPt>50&&genDphi>5*3.14159265358979/6.&&abs(genleadingJetEta)<1.6&&abs(gensubleadingJetEta)<1.6";

   
   const int nPtBin=5;
   Float_t PtBins[nPtBin+1] = {0.001,0.5,1,1.5,2,3.2};
   
   Int_t centBin[5] = {200,100,60,20,0};
   makeMultiPanelCanvas(c1,4,2,0.0,0.0,0.2,0.2,0.02);
   
   for (int i=0;i<4;i++) {
      c1->cd(i+1);
      TH1D * empty=new TH1D("empty","",100,0,3.19);
//      empty->Fill(0.5,1000); 
      empty->SetMaximum(39.99); 
      empty->SetMinimum(0.001); 
      empty->SetNdivisions(105,"X");
      empty->GetXaxis()->SetTitleSize(28);
      empty->GetXaxis()->SetTitleFont(43); 
      empty->GetXaxis()->SetTitleOffset(1.8);
      empty->GetXaxis()->SetLabelSize(22);
      empty->GetXaxis()->SetLabelFont(43);
      empty->GetYaxis()->SetTitleSize(28);
      empty->GetYaxis()->SetTitleFont(43); 
      empty->GetYaxis()->SetTitleOffset(1.8);
      empty->GetYaxis()->SetLabelSize(22);
      empty->GetYaxis()->SetLabelFont(43);
      empty->GetXaxis()->CenterTitle();
      empty->GetYaxis()->CenterTitle();

      empty->SetXTitle("#Delta#eta_{1,2}");
      empty->SetYTitle("Multiplicity Difference");
   
      TProfile *pData = new TProfile(Form("pData%d",i),"",nPtBin,PtBins);
      TProfile *pMC = new TProfile(Form("pMC%d",i),"",nPtBin,PtBins);
      TProfile *pPP = new TProfile(Form("pPP%d",i),"",nPtBin,PtBins);
      TProfile *pGen = new TProfile(Form("pGen%d",i),"",nPtBin,PtBins);
      TCut centCut = Form("hiBin>=%d&&hiBin<%d",centBin[i+1],centBin[i]);
      tData->Draw(Form("-multDiff:abs(leadingJetEta-subleadingJetEta)>>pData%d",i),recoCut&&centCut);
      tPP->Draw(Form("-multDiff:abs(leadingJetEta-subleadingJetEta)>>pPP%d",i),recoCut);
      tMC->Draw(Form("-multDiff:abs(leadingJetEta-subleadingJetEta)>>pMC%d",i),recoCut&&centCut);  
      tMC->Draw(Form("-genMultDiff:abs(genleadingJetEta-gensubleadingJetEta)>>pGen%d",i),genCut&&centCut);  

      pMC->SetLineColor(2);
      pMC->SetMarkerColor(2);
      pPP->SetLineColor(4);
      pPP->SetMarkerColor(4);
      
//      pData->SetAxisRange(0,50,"Y");
//      pData->SetAxisRange(0,0.49,"X");
      empty->Draw();

      double diff=0;
      if (i==0) diff=0.1;
      drawText(Form("%d-%d %%",(int)(0.5*centBin[i+1]),(int)(0.5*centBin[i])),0.22+diff,0.65);
      if (i==0) drawText("PbPb #sqrt{s_{NN}}=2.76 TeV 150/#mub",0.22+diff,0.85);
      if (i==0) drawText("pp      #sqrt{s_{NN}}=2.76 TeV 5.3/pb",0.22+diff,0.75);
      if (i==3) drawText("CMS Preliminary",0.3+diff,0.85);
            
      Float_t sys[4]={1,1,2.5,3};
      

      for (int j=1;j<=pData->GetNbinsX();j++)
      {
         TBox *b = new TBox(pData->GetBinLowEdge(j),pData->GetBinContent(j)-sys[i],pData->GetBinLowEdge(j+1),pData->GetBinContent(j)+sys[i]);
	 //b->SetFillColor(kGray);
	 b->SetFillStyle(0);
	 b->SetLineColor(1);
	 b->Draw();
         TBox *b2 = new TBox(pPP->GetBinLowEdge(j),pPP->GetBinContent(j)-1,pPP->GetBinLowEdge(j+1),pPP->GetBinContent(j)+1);
	 //b2->SetFillColor(65);
	 b2->SetFillStyle(0);
	 b2->SetLineColor(4);
	 b2->Draw();
      }
      pData->Draw("same");
      pMC->Draw("same");
      pPP->Draw("same");
      pGen->SetMarkerColor(4);
      pGen->SetMarkerStyle(24);
      pData->Draw("same");
      
//      pGen->Draw(" same");

      c1->cd(5+i);
      TH1D *empty2 = (TH1D*)empty->Clone("empty2");
      empty2->SetYTitle("PbPb - pp");
      empty2->SetMinimum(-5);
      empty2->SetMaximum(+29.99);
      empty2->Draw();
//.........这里部分代码省略.........

void fitBjetJES(int ppPbPb=1, int cbinlo=12, int cbinhi=40){

  if(!ppPbPb){
    cbinlo=0;
    cbinhi=40;
  }

  gStyle->SetOptTitle(0);
  gStyle->SetOptStat(0);

  TFile *fL;
  
  if(!ppPbPb)fL=new TFile("histos/ppMC_hiReco_jetTrig_highPurity_JEC.root");
  else     fL=new TFile("histos/PbPbQCDMC_pt30by3_ipHICalibCentWeight.root");

  // these are dummy files for pp
  TFile *fB=new TFile("histos/PbPbBMC_pt30by3_ipHICalibCentWeight.root");
  TFile *fC=new TFile("histos/PbPbCMC_pt30by3_ipHICalibCentWeight.root");


  TNtuple *tL = (TNtuple*) fL->Get("nt");
  TNtuple *tB = (TNtuple*) fB->Get("nt");
  TNtuple *tC = (TNtuple*) fC->Get("nt");
  
  float jtptL, refptL, jtetaL, weightL, refparton_flavorForBL, binL;

  tL->SetBranchAddress("jtpt",&jtptL);
  tL->SetBranchAddress("jteta",&jtetaL);
  tL->SetBranchAddress("refpt",&refptL);
  tL->SetBranchAddress("weight",&weightL);
  if(ppPbPb)tL->SetBranchAddress("bin",&binL);
  tL->SetBranchAddress("refparton_flavorForB",&refparton_flavorForBL);

  float jtptB, refptB, jtetaB, weightB, refparton_flavorForBB, binB;

  tB->SetBranchAddress("jtpt",&jtptB);
  tB->SetBranchAddress("jteta",&jtetaB);
  tB->SetBranchAddress("refpt",&refptB);
  tB->SetBranchAddress("weight",&weightB);
  if(ppPbPb)tB->SetBranchAddress("bin",&binB);
  tB->SetBranchAddress("refparton_flavorForB",&refparton_flavorForBB);

  float jtptC, refptC, jtetaC, weightC, refparton_flavorForBC, binC;

  tC->SetBranchAddress("jtpt",&jtptC);
  tC->SetBranchAddress("jteta",&jtetaC);
  tC->SetBranchAddress("refpt",&refptC);
  tC->SetBranchAddress("weight",&weightC);
  if(ppPbPb)tC->SetBranchAddress("bin",&binC);
  tC->SetBranchAddress("refparton_flavorForB",&refparton_flavorForBC);

  TProfile  *hL = new TProfile("hL","hL",250,50,300,0,10);
  TProfile  *hB = new TProfile("hB","hB",250,50,300,0,10);
  TProfile  *hC = new TProfile("hC","hC",250,50,300,0,10);
  hL->Sumw2(),hB->Sumw2(),hC->Sumw2();


  for(int i=0;i<tL->GetEntries();i++){
    tL->GetEntry(i);
    if(!ppPbPb) binL=39;

    if(fabs(jtetaL)<2 && binL>=cbinlo && binL<cbinhi)
      hL->Fill(refptL,jtptL/refptL,weightL); 


    if(!ppPbPb){
      if(fabs(jtetaL)<2 && binL>=cbinlo && binL<cbinhi && abs(refparton_flavorForBL)==5)
	hB->Fill(refptL,jtptL/refptL,weightL);
      
      if(fabs(jtetaL)<2 && binL>=cbinlo && binL<cbinhi && abs(refparton_flavorForBL)==4)
	hC->Fill(refptL,jtptL/refptL,weightL);      
    }
  }

  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);
//.........这里部分代码省略.........

void canvas_write()
{
   //just in case this script is executed multiple times
   delete gROOT->GetListOfFiles()->FindObject("hsimple.root");
   delete gROOT->GetListOfCanvases()->FindObject("c1");

   gBenchmark->Start("ntuple1");
   //
   // Connect ROOT histogram/ntuple demonstration file
   // generated by example hsimple.C.
   TFile *f1 = new TFile("hsimple.root");
   //
   // Create a canvas, with 4 pads
   //
   TCanvas *c1 = new TCanvas("c1","The Ntuple canvas",200,10,700,780);
   TPad *pad1 = new TPad("pad1","This is pad1",0.02,0.52,0.48,0.98,21);
   TPad *pad2 = new TPad("pad2","This is pad2",0.52,0.52,0.98,0.98,21);
   TPad *pad3 = new TPad("pad3","This is pad3",0.02,0.02,0.48,0.48,21);
   TPad *pad4 = new TPad("pad4","This is pad4",0.52,0.02,0.98,0.48,1);
   pad1->Draw();
   pad2->Draw();
   pad3->Draw();
   pad4->Draw();
   //
   // Change default style for the statistics box
   gStyle->SetStatW(0.30);
   gStyle->SetStatH(0.20);
   gStyle->SetStatColor(42);
   //
   // Display a function of one ntuple column imposing a condition
   // on another column.
   pad1->cd();
   pad1->SetGrid();
   pad1->SetLogy();
   pad1->GetFrame()->SetFillColor(15);
   TNtuple *ntuple = (TNtuple*)f1->Get("ntuple");
   ntuple->SetLineColor(1);
   ntuple->SetFillStyle(1001);
   ntuple->SetFillColor(45);
   ntuple->Draw("3*px+2","px**2+py**2>1");
   ntuple->SetFillColor(38);
   ntuple->Draw("2*px+2","pz>2","same");
   ntuple->SetFillColor(5);
   ntuple->Draw("1.3*px+2","(px^2+py^2>4) && py>0","same");
   pad1->RedrawAxis();
   //
   // Display the profile of two columns
   // The profile histogram produced is saved in the current directory with
   // the name hprofs
   pad2->cd();
   pad2->SetGrid();
   pad2->GetFrame()->SetFillColor(32);
   ntuple->Draw("pz:px>>hprofs","","goffprofs");
   TProfile *hprofs = (TProfile*)gDirectory->Get("hprofs");
   hprofs->SetMarkerColor(5);
   hprofs->SetMarkerSize(0.7);
   hprofs->SetMarkerStyle(21);
   hprofs->Fit("pol2");
   // Get pointer to fitted function and modify its attributes
   TF1 *fpol2 = hprofs->GetFunction("pol2");
   fpol2->SetLineWidth(4);
   fpol2->SetLineColor(2);
   //
   // Display a scatter plot of two columns with a selection.
   // Superimpose the result of another cut with a different marker color
   pad3->cd();
   pad3->GetFrame()->SetFillColor(38);
   pad3->GetFrame()->SetBorderSize(8);
   ntuple->SetMarkerColor(1);
   ntuple->Draw("py:px","pz>1");
   ntuple->SetMarkerColor(2);
   ntuple->Draw("py:px","pz<1","same");
   //
   // Display a 3-D scatter plot of 3 columns. Superimpose a different selection.
   pad4->cd();
   ntuple->Draw("pz:py:px","(pz<10 && pz>6)+(pz<4 && pz>3)");
   ntuple->SetMarkerColor(4);
   ntuple->Draw("pz:py:px","pz<6 && pz>4","same");
   ntuple->SetMarkerColor(5);
   ntuple->Draw("pz:py:px","pz<4 && pz>3","same");
   TPaveText *l4 = new TPaveText(-0.9,0.5,0.9,0.95);
   l4->SetFillColor(42);
   l4->SetTextAlign(12);
   l4->AddText("You can interactively rotate this view in 2 ways:");
   l4->AddText("  - With the RotateCube in clicking in this pad");
   l4->AddText("  - Selecting View with x3d in the View menu");
   l4->Draw();
   //
   c1->cd();
   c1->Update();
   gStyle->SetStatColor(19);
   gBenchmark->Show("ntuple1");

   TSQLFile* fsql1 = new TSQLFile(dbname, "recreate", username, userpass);
   if (fsql1->IsZombie()) { delete fsql1; return; }

//  changing TSQLFile configuration, you may improve speed
//  of reading or writing object to/from sql database

//   fsql1->SetUseSuffixes(kFALSE);
//.........这里部分代码省略.........

void makePlot(char* canv)
{
	t->SetBranchAddress("LM_PX1", &intree.LM_PX1);
	t->SetBranchAddress("LM_PX2", &intree.LM_PX2);
	t->SetBranchAddress("LM_PY1", &intree.LM_PY1);
	t->SetBranchAddress("LM_PY2", &intree.LM_PY2);
	t->SetBranchAddress("LM_P2_Integral", &intree.LM_P2_Integral);
	t->SetBranchAddress("time", &intree.timeline);
	t->Print();

	if(entries<=0)
		entries = t->GetEntries();

	char title[100]=0;
	sprintf(title,"%s runs 1100-1107",canv);
	TProfile *prof = new TProfile(title,title,24,0,entries);
	TProfile *prof1 = new TProfile(title,title,24,0,entries);
	TProfile *prof2 = new TProfile(title,title,24,0,entries);

	/**************************************
     * read entries
     **************************************
    */
	Double_t *ratio = new Double_t[entries];
	Double_t *parmean = new Double_t[entries];
	Double_t *p1 = new Double_t[entries];
	Double_t *p2 = new Double_t[entries];

	for (int j = 0; j < entries; ++j){
		gSystem->Sleep (sleep);
		t->GetEntry(j);
		ratio[j] = intree.LM_PY1/intree.LM_PY2;
		p1[j] = intree.LM_PY1;
		p2[j] = intree.LM_PY2;
		//cout<<"entry "<<j<<" peak2 "<<intree.LM_PY2<<endl;
	}

	Double_t mean = TMath::Mean(entries,ratio);
	Double_t mean1 = TMath::Mean(entries,p1);
	Double_t mean2 = TMath::Mean(entries,p2);
	for (int j = 0; j < entries; ++j){
		prof->Fill(j,(ratio[j]/mean-1)*100);
		prof1->Fill(j,(p1[j]/mean1-1)*100);
		prof2->Fill(j,(p2[j]/mean2-1)*100);
	}

	TCanvas *c1 = new TCanvas(canv,"frascatirun",900,700);
	c1->cd();

    char axisXname[100];
	sprintf(axisXname,"Time (Entries) (total: %i)",entries);
	prof->SetXTitle(axisXname);
	prof->SetYTitle("Variation (%)");
	prof->SetMaximum(1);
	prof->SetMinimum(-1);
	prof->SetMarkerColor(4);
	prof->SetMarkerSize(1);
	prof->SetMarkerStyle(8);
	prof->SetStats(kFALSE);
	prof->Draw();

	prof1->SetMarkerColor(5);
	prof1->SetMarkerSize(1);
	prof1->SetMarkerStyle(6);
	prof1->Draw("same");

	prof2->SetMarkerColor(1);
	prof2->SetMarkerSize(1);
	prof2->SetMarkerStyle(7);
	prof2->Draw("same");

/*	TLegend leg = new TLegend(0.1,0.7,0.48,0.9);
	leg->SetHeader("The Legend Title");
	leg->AddEntry(h1,"Histogram filled with random numbers","f");
	leg->AddEntry("f1","Function abs(#frac{sin(x)}{x})","l");
	leg->AddEntry("gr","Graph with error bars","lep");
	leg->Draw("same");
*/
}

void ntuple1() {
   //Small tree analysis script
   // To see the output of this macro, click begin_html <a href="gif/ntuple1.gif">here</a> end_html
   //Author:: Rene Brun
   
   //just in case this script is executed multiple times
   delete gROOT->GetListOfFiles()->FindObject("hsimple.root");
   delete gROOT->GetListOfCanvases()->FindObject("c1");

   gBenchmark->Start("ntuple1");
   //
   // Connect ROOT histogram/ntuple demonstration file
   // generated by example $ROOTSYS/tutorials/hsimple.C.
   TFile *f1 = TFile::Open("hsimple.root");
   if (!f1) return;
   //
   // Create a canvas, with 4 pads
   //
   TCanvas *c1 = new TCanvas("c1","The Ntuple canvas",200,10,700,780);
   TPad *pad1 = new TPad("pad1","This is pad1",0.02,0.52,0.48,0.98,21);
   TPad *pad2 = new TPad("pad2","This is pad2",0.52,0.52,0.98,0.98,21);
   TPad *pad3 = new TPad("pad3","This is pad3",0.02,0.02,0.48,0.48,21);
   TPad *pad4 = new TPad("pad4","This is pad4",0.52,0.02,0.98,0.48,1);
   pad1->Draw();
   pad2->Draw();
   pad3->Draw();
   pad4->Draw();
   //
   // Change default style for the statistics box
   gStyle->SetStatW(0.30);
   gStyle->SetStatH(0.20);
   gStyle->SetStatColor(42);
   //
   // Display a function of one ntuple column imposing a condition
   // on another column.
   pad1->cd();
   pad1->SetGrid();
   pad1->SetLogy();
   pad1->GetFrame()->SetFillColor(15);
   TNtuple *ntuple = (TNtuple*)f1->Get("ntuple");
   ntuple->SetLineColor(1);
   ntuple->SetFillStyle(1001);
   ntuple->SetFillColor(45);
   ntuple->Draw("3*px+2","px**2+py**2>1");
   ntuple->SetFillColor(38);
   ntuple->Draw("2*px+2","pz>2","same");
   ntuple->SetFillColor(5);
   ntuple->Draw("1.3*px+2","(px^2+py^2>4) && py>0","same");
   pad1->RedrawAxis();
   //
   // Display the profile of two columns
   // The profile histogram produced is saved in the current directory with
   // the name hprofs
   pad2->cd();
   pad2->SetGrid();
   pad2->GetFrame()->SetFillColor(32);
   ntuple->Draw("pz:px>>hprofs","","goffprofs");
   TProfile *hprofs = (TProfile*)gDirectory->Get("hprofs");
   hprofs->SetMarkerColor(5);
   hprofs->SetMarkerSize(0.7);
   hprofs->SetMarkerStyle(21);
   hprofs->Fit("pol2");
   // Get pointer to fitted function and modify its attributes
   TF1 *fpol2 = hprofs->GetFunction("pol2");
   fpol2->SetLineWidth(4);
   fpol2->SetLineColor(2);
   //
   // Display a scatter plot of two columns with a selection.
   // Superimpose the result of another cut with a different marker color
   pad3->cd();
   pad3->GetFrame()->SetFillColor(38);
   pad3->GetFrame()->SetBorderSize(8);
   ntuple->SetMarkerColor(1);
   ntuple->Draw("py:px","pz>1");
   ntuple->SetMarkerColor(2);
   ntuple->Draw("py:px","pz<1","same");
   //
   // Display a 3-D scatter plot of 3 columns. Superimpose a different selection.
   pad4->cd();
   ntuple->Draw("pz:py:px","(pz<10 && pz>6)+(pz<4 && pz>3)");
   ntuple->SetMarkerColor(4);
   ntuple->Draw("pz:py:px","pz<6 && pz>4","same");
   ntuple->SetMarkerColor(5);
   ntuple->Draw("pz:py:px","pz<4 && pz>3","same");
   TPaveText *l4 = new TPaveText(-0.9,0.5,0.9,0.95);
   l4->SetFillColor(42);
   l4->SetTextAlign(12);
   l4->AddText("You can interactively rotate this view in 2 ways:");
   l4->AddText("  - With the RotateCube in clicking in this pad");
   l4->AddText("  - Selecting View with x3d in the View menu");
   l4->Draw();
   //
   c1->cd();
   c1->Update();
   gStyle->SetStatColor(19);
   gBenchmark->Show("ntuple1");
}