Gabriele Cosmo
100 lines
2.7 KiB
C++
Executable File
100 lines
2.7 KiB
C++
Executable File
// *********************************************************************
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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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//
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// Author: Sebastien Incerti, CNRS, France
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// Date: 25 Feb. 2015
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// The Geant4-DNA collaboration
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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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//***************************************
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//***************************************
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// MAKE YOUR SELECTIONS
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// for histograms
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//***************************************
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//***************************************
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Int_t linB=100; // linear histo: nb of bins in x - 1000 is best for integration
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Double_t ymin=1; // minimum x-axis value
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Double_t ymax=300; // maximum x-axis value
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//***************************************
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//***************************************
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system ("rm -rf yz.root");
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system ("hadd yz.root yz_*.root");
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c1 = new TCanvas ("c1","",60,60,800,800);
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Int_t mycolor;
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TFile f("yz.root");
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mycolor=4;
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TNtuple* ntuple;
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ntuple = (TNtuple*)f.Get("yz");
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Double_t radius,eventID,nofHits,nbEdep,y,z,Einc;
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ntuple->SetBranchAddress("radius",&radius);
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ntuple->SetBranchAddress("eventID",&eventID);
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ntuple->SetBranchAddress("nbHits",&nofHits);
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ntuple->SetBranchAddress("nbScoredHits",&nbEdep);
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ntuple->SetBranchAddress("y",&y);
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ntuple->SetBranchAddress("z",&z);
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ntuple->SetBranchAddress("Einc",&Einc);
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//plot f(y)
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c1->cd(1);
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TH1F *hfyw = new TH1F ("hfyw","hfyw",linB,0,ymax);
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Int_t nentries = (Int_t)ntuple->GetEntries();
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Double_t population=0;
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Double_t yLocalMin=1e100;
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Double_t yLocalMax=0;
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Double_t yF_anal=0;
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Double_t yD_anal=0;
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for (Int_t i=0; i<nentries; i++)
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{
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ntuple->GetEntry(i);
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hfyw->Fill(y,nofHits/nbEdep);
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if (yLocalMin>y) yLocalMin=y;
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if (yLocalMax<y) yLocalMax=y;
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population=population+nofHits/nbEdep;
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yF_anal = yF_anal + (nofHits/nbEdep)*y;
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yD_anal = yD_anal + (nofHits/nbEdep)*y*y;
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}
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cout << "**** Results ****" << endl;
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cout << endl;
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cout << "---> yF =" << yF_anal/population << " keV/um" << endl;
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cout << "---> yD =" << (yD_anal/population)/(yF_anal/population) << " keV/um" << endl;
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cout << endl;
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cout << "---> Limits: " << endl;
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cout << " * min value of y = " << yLocalMin << " keV/um" << endl;
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cout << " * max value of y = " << yLocalMax << " keV/um" << endl;
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if ( (yLocalMax>ymax) || (yLocalMin<ymin) )
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{
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cout << "WARNING: please check your histogram limits ! " << endl;
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}
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gPad->SetLogy();
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hfyw->Scale (1./(population*hfyw->GetBinWidth(1)));
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hfyw->SetTitle("f(y) (um/keV)");
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hfyw->GetXaxis()->SetTitle("y (keV/um)");
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hfyw->SetFillColor(2);
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hfyw->SetLineColor(2);
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hfyw->Draw("HIST");
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}
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