| 1 | /*
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| 2 | root -l examples/ProcessingTime.C\(\"delphes_output.root\"\)
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| 3 | */
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| 4 |
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| 5 | static const Font_t kExRootFont = 42;
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| 6 | static const Float_t kExRootFontSize = 0.04;
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| 7 | static const Color_t kExRootBackgroundColor = 10;
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| 8 |
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| 9 | //------------------------------------------------------------------------------
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| 10 |
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| 11 | TGraphErrors gr;
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| 12 | TPaveText comment(0.20, 0.75, 0.50, 0.84, "brNDC");
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| 13 |
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| 14 | TCanvas *canvas;
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| 15 |
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| 16 | //------------------------------------------------------------------------------
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| 17 |
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| 18 | void ProcessingTime(const char *inputFile)
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| 19 | {
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| 20 | TChain *chain = new TChain("Delphes");
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| 21 | chain->Add(inputFile);
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| 22 |
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| 23 | TH1F hist("time", "time", 50, 0, 0.01);
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| 24 | Int_t i;
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| 25 |
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| 26 | TDirectory *currentDirectory = gDirectory;
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| 27 |
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| 28 | // Graphics style parameters to avoid grey background on figures
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| 29 | gStyle->SetCanvasColor(kExRootBackgroundColor);
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| 30 | gStyle->SetStatColor(kExRootBackgroundColor);
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| 31 | // gStyle->SetTitleColor(kExRootBackgroundColor);
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| 32 | gStyle->SetPadColor(kExRootBackgroundColor);
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| 33 |
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| 34 | gStyle->SetPadTopMargin(0.10);
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| 35 | gStyle->SetPadRightMargin(0.10);
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| 36 | gStyle->SetPadBottomMargin(0.15);
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| 37 | gStyle->SetPadLeftMargin(0.15);
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| 38 |
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| 39 | gStyle->SetStatFont(kExRootFont);
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| 40 | gStyle->SetStatFontSize(kExRootFontSize);
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| 41 |
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| 42 | gStyle->SetTitleFont(kExRootFont, "");
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| 43 | gStyle->SetTitleFont(kExRootFont, "X");
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| 44 | gStyle->SetTitleFont(kExRootFont, "Y");
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| 45 | gStyle->SetTitleFont(kExRootFont, "Z");
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| 46 | gStyle->SetTitleSize(kExRootFontSize, "");
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| 47 | gStyle->SetTitleSize(kExRootFontSize, "X");
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| 48 | gStyle->SetTitleSize(kExRootFontSize, "Y");
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| 49 | gStyle->SetTitleSize(kExRootFontSize, "Z");
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| 50 |
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| 51 | gStyle->SetLabelFont(kExRootFont, "X");
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| 52 | gStyle->SetLabelFont(kExRootFont, "Y");
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| 53 | gStyle->SetLabelFont(kExRootFont, "Z");
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| 54 | gStyle->SetLabelSize(kExRootFontSize, "X");
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| 55 | gStyle->SetLabelSize(kExRootFontSize, "Y");
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| 56 | gStyle->SetLabelSize(kExRootFontSize, "Z");
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| 57 |
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| 58 | gStyle->SetPadTickX(1);
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| 59 | gStyle->SetPadTickY(1);
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| 60 |
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| 61 | gStyle->SetTextFont(kExRootFont);
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| 62 | gStyle->SetTextSize(kExRootFontSize);
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| 63 |
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| 64 | gStyle->SetOptStat(111110);
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| 65 | // gStyle->SetOptFit(101);
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| 66 |
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| 67 | canvas = static_cast<TCanvas*>(gROOT->FindObject("c1"));
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| 68 | if(canvas)
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| 69 | {
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| 70 | canvas->Clear();
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| 71 | canvas->UseCurrentStyle();
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| 72 | canvas->SetWindowSize(800, 650);
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| 73 | }
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| 74 | else
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| 75 | {
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| 76 | canvas = new TCanvas("c1", "c1", 800, 650);
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| 77 | }
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| 78 | canvas->SetGrid();
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| 79 | canvas->SetHighLightColor(kExRootBackgroundColor);
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| 80 |
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| 81 | currentDirectory->cd();
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| 82 |
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| 83 | for(i = 1; i < 10; ++i)
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| 84 | {
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| 85 | chain->Draw("Event.ProcTime >> time", TString::Format("Jet_size == %d", i+1));
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| 86 | gr.SetPoint(i, i+1, hist.GetMean()*1000);
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| 87 | gr.SetPointError(i, 0, hist.GetRMS()*1000);
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| 88 | }
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| 89 |
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| 90 | gr.GetXaxis()->SetLimits(1.0, 11.0);
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| 91 | gr.GetXaxis()->SetTitleOffset(1.5);
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| 92 | gr.GetYaxis()->SetTitleOffset(1.75);
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| 93 | gr.GetXaxis()->SetTitle("jet multiplicity");
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| 94 | gr.GetYaxis()->SetTitle("processing time per event, ms");
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| 95 | gr.SetMarkerStyle(kFullCircle);
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| 96 | gr.SetMarkerColor(kRed);
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| 97 | gr.SetMarkerSize(1);
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| 98 | gr.SetLineColor(kRed);
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| 99 | gr.SetLineWidth(2);
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| 100 | gr.Draw("AP");
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| 101 |
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| 102 | comment.SetTextSize(kExRootFontSize);
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| 103 | comment.SetTextFont(kExRootFont);
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| 104 | comment.SetTextAlign(22);
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| 105 | comment.SetFillColor(kExRootBackgroundColor);
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| 106 | comment.SetBorderSize(0);
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| 107 | comment.AddText("ttbar + jets events");
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| 108 | comment.Draw();
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| 109 | }
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| 110 |
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