1 |
/* |
2 |
* EffRigCollection.cpp |
3 |
* |
4 |
* Created on: 10/ago/2009 |
5 |
* Author: Nicola Mori |
6 |
*/ |
7 |
|
8 |
/*! @file EffRigCollection.cpp The EffRigCollection class implementation file. */ |
9 |
|
10 |
#include "EffRigCollection.h" |
11 |
|
12 |
extern "C" { |
13 |
bool efficiency_(Int_t*, Int_t*, Double_t*, Double_t*, Double_t*); |
14 |
} |
15 |
|
16 |
EffRigCollection::EffRigCollection(const char *collectionName, TString outFileBase, TString rigBinsFile, bool absRig) : |
17 |
EffCollection(collectionName, outFileBase), _bins(0), _selVector(0), _detVector(0), _outUp(0), _outDown(0) { |
18 |
|
19 |
ifstream rigBinListFile; |
20 |
rigBinListFile.open(rigBinsFile); |
21 |
|
22 |
TString auxString; |
23 |
while (!rigBinListFile.eof()) { |
24 |
rigBinListFile >> auxString; |
25 |
if (auxString != "") { |
26 |
_bins.push_back(auxString.Atof()); |
27 |
} |
28 |
} |
29 |
rigBinListFile.close(); |
30 |
|
31 |
_selVector.resize(_bins.size() - 1, 0); |
32 |
_detVector.resize(_bins.size() - 1, 0); |
33 |
} |
34 |
|
35 |
int EffRigCollection::ApplyCut(PamLevel2 *event) { |
36 |
|
37 |
_nEv++; |
38 |
if (_selCollection.ApplyCut(event) == CUTOK) { |
39 |
// Check if the event is inside the rigidity range |
40 |
// NOTE: at this point a TrkPhSinCut should be already performed, |
41 |
// since we are going to retrieve rigidity. |
42 |
float rig; |
43 |
if (_absRig) { |
44 |
rig = event->GetTrack(0)->GetTrkTrack()->GetRigidity(); |
45 |
} |
46 |
else |
47 |
rig = 1. / event->GetTrack(0)->GetTrkTrack()->GetDeflection(); |
48 |
if (rig >= _bins[0]) { |
49 |
int i = 1; |
50 |
while (rig >= _bins[i] && i < (int) _bins.size()) { |
51 |
i++; |
52 |
} |
53 |
i--; |
54 |
|
55 |
if (i < (int) (_selVector.size())) { |
56 |
_selVector[i]++; |
57 |
_sel++; |
58 |
if (_detCollection.ApplyCut(event) == CUTOK) { |
59 |
_detVector[i]++; |
60 |
_det++; |
61 |
_nGood++; |
62 |
return CUTOK; |
63 |
} |
64 |
} |
65 |
else |
66 |
_outUp++; |
67 |
|
68 |
} |
69 |
else { |
70 |
_outDown++; |
71 |
return 0; |
72 |
} |
73 |
} |
74 |
|
75 |
return 0; |
76 |
} |
77 |
|
78 |
void EffRigCollection::Finalize() { |
79 |
|
80 |
// Print the report |
81 |
EffCollection::Finalize(); |
82 |
cout << " Events below the minimum rigidity: " << _outDown << "\n"; |
83 |
cout << " Events above the maximum rigidity: " << _outUp << "\n"; |
84 |
|
85 |
// Compute the error |
86 |
Int_t sel[_selVector.size()]; |
87 |
Int_t det[_detVector.size()]; |
88 |
Double_t eff[_selVector.size()]; |
89 |
Double_t errLow[_selVector.size()]; |
90 |
Double_t errHigh[_selVector.size()]; |
91 |
for (unsigned int i = 0; i < _selVector.size(); i++) { |
92 |
sel[i] = (Int_t) _selVector[i]; |
93 |
det[i] = (Int_t) _detVector[i]; |
94 |
efficiency_(&(sel[i]), &(det[i]), &(eff[i]), &(errLow[i]), &(errHigh[i])); |
95 |
} |
96 |
// Write the output files |
97 |
if (_outFileBase != "") { |
98 |
ofstream outTextFile((_outFileBase + "-eff-rig.txt").Data(), ios_base::out); |
99 |
streamsize newPrec = 4; |
100 |
outTextFile.precision(newPrec); |
101 |
outTextFile.setf(ios::fixed, ios::floatfield); |
102 |
for (unsigned int i = 0; i < _selVector.size(); i++) { |
103 |
outTextFile << setw(10) << _detVector[i] << setw(10) << _selVector[i]; |
104 |
if (_selVector[i] != 0) |
105 |
outTextFile << setw(10) << eff[i] << setw(10) << errLow[i] << setw(10) << errHigh[i] << "\n"; |
106 |
else |
107 |
outTextFile << setw(10) << 0. << setw(10) << 0. << setw(10) << 0. << endl; |
108 |
|
109 |
} |
110 |
outTextFile.close(); |
111 |
} |
112 |
|
113 |
} |