1 //void sigma( TString fname)
3 gROOT->SetStyle("Plain");
7 //open files and get lists
12 TFile f0("QAsym.proof.root");
13 l = (TList *)f0.Get("QAsymHists");
20 fHpos[i]= (TH1F*) l->FindObject(Form("fPtSigmaPos%d", i));
21 fHpos[i]->SetLineColor(i+1);
22 fHpos[i]->SetLineWidth(2);
23 fHpos[i]->GetXaxis()->SetLabelSize(0.06);
24 fHpos[i]->GetYaxis()->SetLabelSize(0.06);
25 fHpos[i]->GetXaxis()->SetTitleSize(0.06);
26 fHpos[i]->GetYaxis()->SetTitleSize(0.06);
28 fHneg[i]= (TH1F*) l->FindObject(Form("fPtSigmaNeg%d", i));
29 fHneg[i]->SetLineColor(i+1);
30 fHneg[i]->SetLineWidth(2);
31 fHneg[i]->GetXaxis()->SetLabelSize(0.06);
32 fHneg[i]->GetYaxis()->SetLabelSize(0.06);
33 fHneg[i]->GetXaxis()->SetTitleSize(0.06);
34 fHneg[i]->GetYaxis()->SetTitleSize(0.06);
38 legp= new TLegend(0.9,0.45,0.83,0.9);
39 legp->SetFillColor(kWhite);
42 fun[i]= new TF1(Form("fun%d", i),"gaus",-5.0,5.0);
43 fun[i]->SetLineColor(i+1);
44 legp->AddEntry(fun[i],Form("case %d",i),"l");
53 TCanvas * dca = new TCanvas("sigma", "sigma", 100, 100, 1020, 720);
59 gPad->SetBottomMargin(0.18);
60 // fHpos[i]->GetXaxis()->SetRangeUser(-3.,3.);
61 fHpos[i]->SetTitle("positive particles");
62 fHpos[i]->SetMaximum(1000);
63 fHpos[i]->SetMinimum(0.1);
64 if(i==0)fHpos[i]->Draw();
65 else fHpos[i]->Draw("same");
71 //fHpos[i]->GetXaxis()->SetRangeUser(-4,0);
74 gPad->SetBottomMargin(0.18);
75 // fHneg[i]->GetXaxis()->SetRangeUser(-3.,3.);
76 fHneg[i]->SetTitle("negative particles");
77 fHneg[i]->SetMaximum(1000);
78 fHneg[i]->SetMinimum(0.1);
79 if(i==0)fHneg[i]->Draw();
80 else fHneg[i]->Draw("same");
87 //fHneg[i]->GetXaxis()->SetRangeUser(-4,0);