C++ TProfile::DrawCopy方法代码示例

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 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.........