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a83bd548 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | /* $Id$ */ | |
16 | //_________________________________________________________________________ | |
17 | // A Reconstructed Particle in EMCAL | |
18 | // To become a general class of AliRoot ? | |
19 | // Why should I put meaningless comments | |
20 | // just to satisfy | |
21 | // the code checker | |
22 | // | |
23 | //*-- Author: Yves Schutz (SUBATECH) | |
24 | ||
25 | ||
26 | // --- ROOT system --- | |
27 | ||
28 | // --- Standard library --- | |
29 | ||
30 | ||
31 | // --- AliRoot header files --- | |
32 | #include "AliHeader.h" | |
33 | #include "AliEMCALRecParticle.h" | |
34 | #include "AliEMCALGetter.h" | |
35 | #include "TParticle.h" | |
36 | ||
37 | ClassImp(AliEMCALRecParticle) | |
38 | ||
39 | ||
40 | //____________________________________________________________________________ | |
41 | AliEMCALRecParticle::AliEMCALRecParticle(const AliEMCALRecParticle & rp) | |
42 | { | |
43 | // copy ctor | |
44 | ||
45 | fEMCALTrackSegment = rp.fEMCALTrackSegment ; | |
46 | fDebug = kFALSE ; | |
47 | fType = rp.fType ; | |
48 | fIndexInList = rp.fIndexInList ; | |
49 | ||
50 | fPdgCode = rp.fPdgCode; | |
51 | fStatusCode = rp.fStatusCode; | |
52 | fMother[0] = rp.fMother[0]; | |
53 | fMother[1] = rp.fMother[1]; | |
54 | fDaughter[0] = rp.fDaughter[0]; | |
55 | fDaughter[1] = rp.fDaughter[1]; | |
56 | fWeight = rp.fWeight; | |
57 | fCalcMass = rp.fCalcMass; | |
58 | fPx = rp.fPx; | |
59 | fPy = rp.fPy; | |
60 | fPz = rp.fPz; | |
61 | fE = rp.fE; | |
62 | fVx = rp.fVx; | |
63 | fVy = rp.fVy; | |
64 | fVz = rp.fVz; | |
65 | fVt = rp.fVt; | |
66 | fPolarTheta = rp.fPolarTheta; | |
67 | fPolarPhi = rp.fPolarPhi; | |
68 | fParticlePDG = rp.fParticlePDG; | |
69 | ||
70 | } | |
71 | ||
72 | //____________________________________________________________________________ | |
73 | const Int_t AliEMCALRecParticle::GetNPrimaries() const | |
74 | { | |
75 | AliHeader *h = gAlice->GetHeader(); | |
76 | return h->GetNprimary(); | |
77 | // return gAlice->GetNtrack(); | |
78 | } | |
79 | ||
80 | //____________________________________________________________________________ | |
81 | const Int_t AliEMCALRecParticle::GetNPrimariesToRecParticles() const | |
82 | { | |
83 | ||
84 | Int_t rv = 0 ; | |
85 | AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; | |
86 | Int_t emcRPindex = ( dynamic_cast<AliEMCALTrackSegment*>(gime->TrackSegments()->At(GetEMCALTSIndex())) )->GetECIndex(); | |
87 | (dynamic_cast<AliEMCALTowerRecPoint*>(gime->ECALRecPoints()->At(emcRPindex)))->GetPrimaries(rv) ; | |
88 | return rv ; | |
89 | } | |
90 | ||
91 | //____________________________________________________________________________ | |
92 | const TParticle * AliEMCALRecParticle::GetPrimary(Int_t index) const | |
93 | { | |
94 | if ( index > GetNPrimariesToRecParticles() ) { | |
95 | if (fDebug) | |
96 | Warning("GetPrimary", "%d is larger that the number of primaries %d", index, GetNPrimaries()) ; | |
97 | } else { | |
98 | Int_t dummy ; | |
99 | AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; | |
100 | Int_t emcRPindex = ( dynamic_cast<AliEMCALTrackSegment*>(gime->TrackSegments()->At(GetEMCALTSIndex())) )->GetECIndex(); | |
101 | Int_t *list = static_cast<AliEMCALTowerRecPoint*>(gime->ECALRecPoints()->At(emcRPindex))->GetPrimaries(dummy) ; | |
102 | Int_t primaryindex ; | |
103 | if(index<dummy) | |
104 | primaryindex = list[index] ; | |
105 | else{ | |
106 | if (fDebug) | |
107 | printf("No primary number %d in list \n",index) ; | |
108 | return 0 ; | |
109 | } | |
110 | if(primaryindex>4999999){ | |
111 | if (fDebug) | |
112 | printf("No method to extract primaries from background!\n") ; | |
113 | return 0 ; | |
114 | } | |
115 | return gime->Primary(primaryindex) ; | |
116 | } | |
117 | return 0 ; | |
118 | } | |
119 |