Gabriele Cosmo
61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
//
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// *********************************************************************
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// To execute this macro under ROOT after your simulation ended,
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// 1 - launch ROOT (usually type 'root' at your machine's prompt)
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// 2 - type '.X plot.C' at the ROOT session prompt
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// 3 - OR directly type 'root plot.C'
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// *********************************************************************
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{
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gROOT->Reset();
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gStyle->SetPalette(1);
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gROOT->SetStyle("Plain");
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gStyle->SetOptStat(00000);
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auto c1 = new TCanvas ("c1","Range",60,60,700,700);
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c1->Divide(1,1);
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c1->cd(1);
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gPad->SetLogx();
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gPad->SetLogy();
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TH2F * h2 = new TH2F("h2","",2,9.99,1e+4,2,1e-1,1e+4);
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h2->Draw();
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h2->GetXaxis()->SetLabelSize(0.025);
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h2->GetYaxis()->SetLabelSize(0.025);
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h2->GetXaxis()->SetTitleSize(0.035);
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h2->GetYaxis()->SetTitleSize(0.035);
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h2->GetXaxis()->SetTitleOffset(1.4);
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h2->GetYaxis()->SetTitleOffset(1.4);
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h2->GetXaxis()->SetTitle("E (eV)");
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h2->GetYaxis()->SetTitle("Distance (nm)");
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FILE * fp = fopen("range.txt","r");
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Float_t e,track,strack,proj,sproj,pene,spene;
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Int_t ncols = 0;
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Int_t nlines = 0;
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TNtuple *ntuple = new TNtuple("ntuple","range","e:track:strack:proj:sproj:pene:spene");
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while (1)
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{
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ncols = fscanf(fp,"%f %f %f %f %f %f %f",&e,&track,&strack,&proj,&sproj,&pene,&spene);
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if (ncols < 0) break;
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ntuple->Fill(e,track,strack,proj,sproj,pene,spene);
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nlines++;
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}
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fclose(fp);
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ntuple->SetLineWidth(3);
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ntuple->SetLineColor(2);
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ntuple->Draw("track:e","","Lsame");
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ntuple->SetLineColor(3);
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ntuple->Draw("pene:e","","Lsame");
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ntuple->SetLineColor(4);
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ntuple->Draw("proj:e","","Lsame");
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}
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