/[PAMELA software]/PamCut/TofCuts/TofDedxHCut/TofDedxHCut.cpp
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Annotation of /PamCut/TofCuts/TofDedxHCut/TofDedxHCut.cpp

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Revision 1.1 - (hide annotations) (download)
Tue Apr 5 17:28:49 2011 UTC (13 years, 7 months ago) by pam-fi
Branch: MAIN
H selection with TOF (for 9th reduction).

1 pam-fi 1.1 /*
2     * TofDedxHCut.cpp
3     *
4     * Created on: 5 apr 2011
5     * Author: Nicola Mori
6     */
7    
8     /*! @file TofDedxHCut.cpp The TofDedxHCut class implementation file. */
9    
10     #include "TofDedxHCut.h"
11    
12     const float TofDedxHCut::_S11_SA_params[] = { 1.5, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
13     const float TofDedxHCut::_S12_SA_params[] = { 1.5, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
14     const float TofDedxHCut::_S21_SA_params[] = { 1.6, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
15     const float TofDedxHCut::_S22_SA_params[] = { 1.6, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
16     const float TofDedxHCut::_S31_SA_params[] = { 1.6, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
17     const float TofDedxHCut::_S32_SA_params[] = { 1.6, 1.2, -0.15, -2., 0.8, 1.6, 1.2, -0.2, 0., 0.8 };
18    
19     TofDedxHCut::TofDedxHCut(const char *cutName, unsigned int layer, bool standAlone) :
20     PamCut(cutName), _layer(layer), _standAlone(standAlone), _p(NULL) {
21    
22     switch (_layer) {
23     case S11:
24     _p = _S11_SA_params;
25     break;
26     case S12:
27     _p = _S12_SA_params;
28     break;
29     case S21:
30     _p = _S21_SA_params;
31     break;
32     case S22:
33     _p = _S22_SA_params;
34     break;
35     case S31:
36     _p = _S31_SA_params;
37     break;
38     case S32:
39     _p = _S32_SA_params;
40     break;
41     default:
42     _p = _S21_SA_params;
43     }
44    
45     }
46    
47     int TofDedxHCut::Check(PamLevel2 *event) {
48    
49     static int trkSeqNo;
50     if (_standAlone)
51     trkSeqNo = 0;
52     else {
53     for (int i = 0; i < event->GetToFLevel2()->ntrk(); i++) {
54     if (event->GetToFLevel2()->GetToFTrkVar(i)->trkseqno == event->GetTrack(0)->GetTrkTrack()->GetSeqNo())
55     trkSeqNo = i;
56     }
57     }
58    
59     float beta = event->GetToFLevel2()->GetToFTrkVar(trkSeqNo)->beta[12];
60    
61     static unsigned int auxLayer;
62     static float dEdx;
63     static unsigned int currLayer;
64     static unsigned int nLayers;
65    
66     auxLayer = _layer;
67     dEdx = 0;
68     currLayer = 0;
69     nLayers = 0;
70     while (auxLayer > 0) {
71     if ((auxLayer & 0x1) == 1) {
72     dEdx += event->GetToFLevel2()->GetdEdx(trkSeqNo, currLayer, 100);
73     nLayers++;
74     }
75     currLayer++;
76     auxLayer >>= 1;
77     }
78    
79     dEdx /= nLayers;
80    
81     if (dEdx < 1 / (_p[0] * beta + _p[1]) + _p[2] + _p[3]*beta)
82     return 0;
83    
84     if (dEdx > 1 / (_p[4] * beta + _p[5]) + _p[6] + _p[7]*beta)
85     return 0;
86    
87     return CUTOK;
88     }

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