]>
Commit | Line | Data |
---|---|---|
fb7a1f55 | 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 | ||
803d1ab0 | 16 | /* $Id$ */ |
fb7a1f55 | 17 | |
fddb5247 | 18 | #include "AliCRThit.h" |
19 | ||
387cc25e | 20 | #include <TMath.h> |
21 | ||
22 | #include "AliConst.h" | |
fb7a1f55 | 23 | |
24 | ClassImp(AliCRThit) | |
25 | ||
fa15ea42 | 26 | //____________________________________________________________________________ |
27 | AliCRThit::AliCRThit() | |
387cc25e | 28 | : AliHit(), |
29 | fId(0), | |
30 | fPx(0), | |
31 | fPy(0), | |
32 | fPz(0), | |
33 | fEloss(0), | |
34 | fMedium(0) | |
fa15ea42 | 35 | { |
387cc25e | 36 | // |
37 | // default ctor for AliCRThit object | |
38 | // | |
fa15ea42 | 39 | } |
40 | ||
387cc25e | 41 | //_____________________________________________________________________________ |
42 | AliCRThit::AliCRThit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits) | |
43 | : AliHit(shunt, track), | |
44 | fId(hits[0]), | |
45 | fPx(hits[4]), | |
46 | fPy(hits[5]), | |
47 | fPz(hits[6]), | |
48 | fEloss(hits[7]), | |
49 | fMedium(vol[0]) | |
50 | { | |
51 | // | |
52 | // Constructor of hit object | |
53 | // | |
54 | fX = hits[1]; | |
55 | fY = hits[2]; | |
56 | fZ = hits[3]; | |
57 | } | |
fa15ea42 | 58 | |
fb7a1f55 | 59 | //____________________________________________________________________________ |
60 | AliCRThit::AliCRThit(const AliCRThit & hit) | |
387cc25e | 61 | : AliHit(hit), |
62 | fId(hit.fId), | |
63 | fPx(hit.fPx), | |
64 | fPy(hit.fPy), | |
65 | fPz(hit.fPz), | |
66 | fEloss(hit.fEloss), | |
67 | fMedium(hit.fMedium) | |
68 | { | |
69 | // | |
70 | // copy ctor | |
71 | // | |
72 | fX = hit.fX; | |
73 | fY = hit.fY; | |
74 | fZ = hit.fZ; | |
75 | } | |
76 | ||
77 | //_____________________________________________________________________________ | |
78 | AliCRThit::~AliCRThit() | |
fb7a1f55 | 79 | { |
387cc25e | 80 | // |
81 | // Default destructor. | |
82 | // | |
83 | } | |
fa15ea42 | 84 | |
387cc25e | 85 | //_____________________________________________________________________________ |
86 | AliCRThit& AliCRThit::operator=(const AliCRThit & hit) | |
87 | { | |
88 | // | |
89 | // aisngment operator. | |
90 | // | |
fa15ea42 | 91 | fId = hit.fId; |
92 | fX = hit.fX; | |
93 | fY = hit.fY; | |
94 | fZ = hit.fZ; | |
95 | fPx = hit.fPx; | |
96 | fPy = hit.fPy; | |
97 | fPz = hit.fPz; | |
387cc25e | 98 | fEloss = hit.fEloss; |
fa15ea42 | 99 | fMedium = hit.fMedium; |
387cc25e | 100 | return *this; |
fa15ea42 | 101 | } |
102 | ||
103 | //_____________________________________________________________________________ | |
387cc25e | 104 | Float_t AliCRThit::Energy() const |
fa15ea42 | 105 | { |
387cc25e | 106 | // |
107 | // | |
108 | // | |
109 | return TMath::Sqrt(fPx*fPx + fPy*fPy + fPz*fPz); | |
fb7a1f55 | 110 | } |
fa15ea42 | 111 | |
112 | //_____________________________________________________________________________ | |
387cc25e | 113 | Float_t AliCRThit::PolarAngle() const |
fb7a1f55 | 114 | { |
387cc25e | 115 | // |
116 | // | |
117 | // | |
118 | return kRaddeg*TMath::ACos(-fPy/this->Energy()); | |
119 | } | |
fa15ea42 | 120 | |
387cc25e | 121 | //_____________________________________________________________________________ |
122 | Float_t AliCRThit::AzimuthAngle() const | |
123 | { | |
124 | // | |
125 | // | |
126 | // | |
127 | return kRaddeg*TMath::ATan2(-fPx, -fPz); | |
128 | } | |
fa15ea42 | 129 | |
387cc25e | 130 | //_____________________________________________________________________________ |
131 | Bool_t AliCRThit::operator==(const AliCRThit& hit) | |
132 | { | |
133 | // | |
134 | // | |
135 | // | |
136 | Float_t energy = TMath::Sqrt(fPx*fPx + fPy*fPy + fPz*fPz); | |
137 | Float_t energy2=TMath::Sqrt(hit.fPx*hit.fPx+hit.fPy*hit.fPy+hit.fPz*hit.fPz); | |
138 | return (energy == energy2); | |
139 | //return (fTrack == hit.fTrack); | |
fb7a1f55 | 140 | } |
141 | ||
387cc25e | 142 | //_____________________________________________________________________________ |
143 | Bool_t AliCRThit::operator<(const AliCRThit& hit) | |
144 | { | |
145 | // | |
146 | // | |
147 | // | |
148 | Float_t energy = TMath::Sqrt(fPx*fPx + fPy*fPy + fPz*fPz); | |
149 | Float_t energy2=TMath::Sqrt(hit.fPx*hit.fPx+hit.fPy*hit.fPy+hit.fPz*hit.fPz); | |
150 | return (energy < energy2); | |
151 | } |