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6ad0bfa0 | 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 | **************************************************************************/ | |
b2a60966 | 15 | /* $Id$ */ |
6ad0bfa0 | 16 | //_________________________________________________________________________ |
b2a60966 | 17 | // A Reconstructed Particle in PHOS |
2f04ed65 | 18 | // To become a general class of AliRoot ? |
19 | // Why should I put meaningless comments | |
20 | // just to satisfy | |
21 | // the code checker | |
b2a60966 | 22 | // |
23 | //*-- Author: Yves Schutz (SUBATECH) | |
24 | ||
6ad0bfa0 | 25 | |
26 | // --- ROOT system --- | |
27 | ||
28 | // --- Standard library --- | |
29 | ||
ed4205d8 | 30 | |
6ad0bfa0 | 31 | // --- AliRoot header files --- |
a278df55 | 32 | #include "AliHeader.h" |
6ad0bfa0 | 33 | #include "AliPHOSRecParticle.h" |
8f3968d8 | 34 | #include "AliPHOSGetter.h" |
35 | #include "TParticle.h" | |
6ad0bfa0 | 36 | |
37 | ClassImp(AliPHOSRecParticle) | |
38 | ||
39 | ||
a73f33f0 | 40 | //____________________________________________________________________________ |
41 | AliPHOSRecParticle::AliPHOSRecParticle(const AliPHOSRecParticle & rp) | |
42 | { | |
b2a60966 | 43 | // copy ctor |
44 | ||
83974468 | 45 | fPHOSTrackSegment = rp.fPHOSTrackSegment ; |
51d189f4 | 46 | fDebug = kFALSE ; |
a73f33f0 | 47 | fType = rp.fType ; |
83974468 | 48 | fIndexInList = rp.fIndexInList ; |
b2a60966 | 49 | |
cafda784 | 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; | |
b2a60966 | 69 | |
b2a60966 | 70 | } |
83974468 | 71 | |
8f3968d8 | 72 | //____________________________________________________________________________ |
73 | const Int_t AliPHOSRecParticle::GetNPrimaries() const | |
a278df55 | 74 | { |
75 | AliHeader *h = gAlice->GetHeader(); | |
76 | return h->GetNprimary(); | |
77 | // return gAlice->GetNtrack(); | |
78 | } | |
79 | ||
80 | //____________________________________________________________________________ | |
81 | const Int_t AliPHOSRecParticle::GetNPrimariesToRecParticles() const | |
8f3968d8 | 82 | { |
83974468 | 83 | |
8f3968d8 | 84 | Int_t rv = 0 ; |
85 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; | |
b9ced515 | 86 | Int_t emcRPindex = ((AliPHOSTrackSegment*)gime->TrackSegments()->At(GetPHOSTSIndex()))->GetEmcIndex(); |
87 | ((AliPHOSEmcRecPoint*)gime->EmcRecPoints()->At(emcRPindex))->GetPrimaries(rv) ; | |
8f3968d8 | 88 | return rv ; |
89 | } | |
83974468 | 90 | |
8f3968d8 | 91 | //____________________________________________________________________________ |
92 | const TParticle * AliPHOSRecParticle::GetPrimary(Int_t index) const | |
93 | { | |
a278df55 | 94 | if ( index > GetNPrimariesToRecParticles() ) { |
51d189f4 | 95 | if (fDebug) |
96 | cout << "WARNING : AliPHOSRecParticle::GetPrimary -> " << index << " is larger that the number of primaries " | |
97 | << GetNPrimaries() << endl ; | |
98 | return 0 ; | |
99 | } else { | |
8f3968d8 | 100 | Int_t dummy ; |
b9ced515 | 101 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
102 | Int_t emcRPindex = ((AliPHOSTrackSegment*)gime->TrackSegments()->At(GetPHOSTSIndex()))->GetEmcIndex(); | |
103 | Int_t primaryindex = ((AliPHOSEmcRecPoint*)gime->EmcRecPoints()->At(emcRPindex))->GetPrimaries(dummy)[index] ; | |
104 | // if (primaryindex >= 10000000) { // it comes from backgroundfile | |
105 | // if (fDebug) | |
106 | // cout << "WARNING : AliPHOSRecParticle::GetPrimary -> not a signal primary" << endl ; | |
107 | // return 0 ; | |
108 | // } else | |
8f3968d8 | 109 | return gime->Primary(primaryindex) ; |
51d189f4 | 110 | } |
8f3968d8 | 111 | return 0 ; |
112 | } | |
51d189f4 | 113 |