source: branches/Mars_McMismatchStudy/Tables/createTables.C@ 18577

Last change on this file since 18577 was 17988, checked in by ghughes, 10 years ago
Energy reconstruction stuff
File size: 3.8 KB
Line 
1#define PI 3.1415
2#define D2R PI/180.
3#define R2D 180./PI
4
5void createTables( string sInFile, string sOutFile )
6{
7
8 gStyle->SetOptStat(0);
9
10// you can run without an output file by leaving the sOutFile string blank ""
11 bool bOut = false;
12
13// Open output file
14 if( sOutFile.c_str() != "" )
15 {
16 bOut = true;
17 TFile *fOutFile = new TFile( sOutFile.c_str(), "CREATE" );
18 }
19
20// open input file
21 TFile *fInFile = new TFile( sInFile.c_str() );
22
23 if( fInFile->IsZombie() )
24 {
25 cout << "File Error " << sInFile.c_str() << endl;
26 exit(-1);
27 }
28
29// Get the tree
30 TTree *hTree = (TTree*)fInFile->Get("hillastree");
31
32// Variables needed
33 float fMCEnergy;
34 float fMCZd;
35 double fLength;
36 double fWidth;
37 double fDistance;
38 double fSize;
39
40// get the branches
41 hTree->SetBranchAddress("MCEnergy",&fMCEnergy);
42 hTree->SetBranchAddress("MCZd",&fMCZd);
43 hTree->SetBranchAddress("Length",&fLength);
44 hTree->SetBranchAddress("Width",&fWidth);
45 hTree->SetBranchAddress("Size",&fSize);
46 hTree->SetBranchAddress("Distance",&fDistance);
47
48// Setup the histograms
49 TH1F *hMCEnergy = new TH1F("hMCEnergy","True Energy",100,-1.,2.);
50 TH1F *hMCZd = new TH1F("hMCZd","MC Zenith",100,0.,40.);
51 TH1F *hLength = new TH1F("hLength","Length",100,0.,150.);
52 TH1F *hWidth = new TH1F("hWidth","Width",100,0.,50.);
53 TH1F *hDistance = new TH1F("hDistance","Distance",100,0.,190.);
54 TH1F *hSize = new TH1F("hSize","Size",100,0.,6.);
55
56 TH2F *hTableEnergy = new TH2F("hTableEnergy","Energy",30,1.,4.,30,0.,170.);
57 TH2F *hTableLength = new TH2F("hTableLength","Length",30,1.,4.,30,0.,170.);
58 TH2F *hTableWidth = new TH2F("hTableWidth","Width",30,1.,4.,30,0.,170.);
59
60// This is the normalisation histogram
61 TH2F *hTableNorm = new TH2F("hNTableNorm","Norm",30,1.,4.,30,0.,170.);
62
63// Titles
64 hTableEnergy->GetXaxis()->SetTitle("log10(Size)");
65 hTableLength->GetXaxis()->SetTitle("log10(Size)");
66 hTableWidth->GetXaxis()->SetTitle("log10(Size)");
67
68 hTableEnergy->GetYaxis()->SetTitle("Distance");
69 hTableLength->GetYaxis()->SetTitle("Distance");
70 hTableWidth->GetYaxis()->SetTitle("Distance");
71
72// Half the entries
73 int BIG = int(hTree->GetEntries()/2.);
74
75// Loop over tree
76 for( int i = 0; i < BIG; i++ )
77 {
78
79
80 hTree->GetEntry(i);
81 hMCEnergy->Fill(log10(fMCEnergy/1000.));
82 hSize->Fill(log10(fSize));
83 hDistance->Fill(fDistance);
84 hLength->Fill(fLength);
85 hWidth->Fill(fWidth);
86 hMCZd->Fill(fMCZd*R2D);
87
88 if( fabs(fMCZd*R2D - 10.) < 2.0 )
89 {
90 hTableNorm->Fill(log10(fSize),fDistance);
91 hTableEnergy->Fill(log10(fSize),fDistance,log10(fMCEnergy));
92 hTableLength->Fill(log10(fSize),fDistance,fLength);
93 hTableWidth->Fill(log10(fSize),fDistance,fWidth);
94 }
95
96 }
97
98// Average the histogram
99 hTableEnergy->Divide(hTableNorm);
100 hTableLength->Divide(hTableNorm);
101 hTableWidth->Divide(hTableNorm);
102
103// We need to smooth somehow
104 //hTableEnergy->Smooth();
105 //hTableLength->Smooth();
106 //hTableWidth->Smooth();
107
108// Plot stuff
109 TCanvas *c1 = new TCanvas("c1","c1",0,0,500,500);
110 c1->SetLogy();
111 hMCEnergy->Draw();
112
113 TCanvas *c2 = new TCanvas("c2","c2",0,0,500,500);
114 c2->SetLogy();
115 hLength->Draw();
116
117 TCanvas *c3 = new TCanvas("c3","c3",0,0,500,500);
118 c3->SetLogy();
119 hWidth->Draw();
120
121 TCanvas *c4 = new TCanvas("c4","c4",0,0,500,500);
122 hMCZd->Draw();
123
124 TCanvas *c5 = new TCanvas("c5","c5",0,0,500,500);
125 hDistance->Draw();
126
127 TCanvas *c6 = new TCanvas("c6","c6",0,0,500,500);
128 c6->SetLogy();
129 hSize->Draw();
130
131 TCanvas *c7 = new TCanvas("c7","c7",0,0,500,500);
132 hTableEnergy->Draw("zcol");
133
134 TCanvas *c8 = new TCanvas("c8","c8",0,0,500,500);
135 hTableLength->Draw("zcol");
136
137 TCanvas *c9 = new TCanvas("c9","c9",0,0,500,500);
138 hTableWidth->Draw("zcol");
139
140
141//Output
142 if( bOut )
143 {
144 fOutFile->cd();
145 hTableNorm->Write();
146 hTableEnergy->Write();
147 hTableLength->Write();
148 hTableWidth->Write();
149
150 fOutFile->Close();
151 }
152
153}
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