]>
Commit | Line | Data |
---|---|---|
4347b38f | 1 | /************************************************************************** |
2 | * Copyright(c) 2004, 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 | **************************************************************************/ | |
4347b38f | 15 | /* $Id$ */ |
c2fc1258 | 16 | /** @file AliFMDHit.cxx |
17 | @author Christian Holm Christensen <cholm@nbi.dk> | |
18 | @date Mon Mar 27 12:41:58 2006 | |
19 | @brief Hit in the FMD | |
02a27b50 | 20 | @ingroup FMD_sim |
c2fc1258 | 21 | */ |
e802be3e | 22 | //____________________________________________________________________ |
4347b38f | 23 | // |
24 | // Hits in the FMD | |
088f8e79 | 25 | // Contains information on: |
26 | // Position of hit | |
27 | // Momentum of track | |
28 | // PID of track | |
29 | // Energy loss of track | |
30 | // Track # | |
31 | // Track path length | |
32 | // Track stopping status. | |
33 | // Latest changes by Christian Holm Christensen | |
4347b38f | 34 | // |
090026bf | 35 | |
e802be3e | 36 | #include "Riostream.h" // ROOT_Riostream |
54240c8d | 37 | #include <TDatabasePDG.h> |
090026bf | 38 | #include <TMath.h> |
54240c8d | 39 | #include <TString.h> |
4347b38f | 40 | |
090026bf | 41 | #include "AliFMDHit.h" // ALIFMDHIT_H |
f95a63c4 | 42 | // #include "AliFMDDebug.h" // ALIFMDDEBUG_H ALILOG_H |
090026bf | 43 | |
4347b38f | 44 | //____________________________________________________________________ |
925e6570 | 45 | ClassImp(AliFMDHit) |
1a1fdef7 | 46 | #if 0 |
47 | ; // This is here to keep Emacs for indenting the next line | |
48 | #endif | |
4347b38f | 49 | |
50 | ||
51 | //____________________________________________________________________ | |
52 | AliFMDHit::AliFMDHit() | |
53 | : fDetector(0), | |
54 | fRing(0), | |
55 | fSector(0), | |
56 | fStrip('\0'), | |
57 | fPx(0), | |
58 | fPy(0), | |
59 | fPz(0), | |
60 | fPdg(0), | |
61 | fEdep(0), | |
088f8e79 | 62 | fTime(0), |
63 | fLength(0), | |
64 | fStop(0) | |
4347b38f | 65 | { |
088f8e79 | 66 | // Default CTOR |
4347b38f | 67 | fX = fY = fZ = 0; |
68 | } | |
69 | ||
70 | ||
71 | //____________________________________________________________________ | |
72 | AliFMDHit::AliFMDHit(Int_t shunt, | |
73 | Int_t track, | |
74 | UShort_t detector, | |
75 | Char_t ring, | |
76 | UShort_t sector, | |
77 | UShort_t strip, | |
78 | Float_t x, | |
79 | Float_t y, | |
80 | Float_t z, | |
81 | Float_t px, | |
82 | Float_t py, | |
83 | Float_t pz, | |
84 | Float_t edep, | |
85 | Int_t pdg, | |
088f8e79 | 86 | Float_t t, |
87 | Float_t l, | |
88 | Bool_t stop) | |
4347b38f | 89 | : AliHit(shunt, track), |
90 | fDetector(detector), | |
91 | fRing(ring), | |
92 | fSector(sector), | |
93 | fStrip(strip), | |
94 | fPx(px), | |
95 | fPy(py), | |
96 | fPz(pz), | |
97 | fPdg(pdg), | |
98 | fEdep(edep), | |
088f8e79 | 99 | fTime(t), |
100 | fLength(l), | |
101 | fStop(stop) | |
4347b38f | 102 | { |
103 | // Normal FMD hit ctor | |
104 | // | |
105 | // Parameters: | |
106 | // | |
107 | // shunt ??? | |
108 | // track Track # | |
109 | // detector Detector # (1, 2, or 3) | |
110 | // ring Ring ID ('I' or 'O') | |
111 | // sector Sector # (For inner/outer rings: 0-19/0-39) | |
112 | // strip Strip # (For inner/outer rings: 0-511/0-255) | |
113 | // x Track's X-coordinate at hit | |
114 | // y Track's Y-coordinate at hit | |
115 | // z Track's Z-coordinate at hit | |
116 | // px X-component of track's momentum | |
117 | // py Y-component of track's momentum | |
118 | // pz Z-component of track's momentum | |
119 | // edep Energy deposited by track | |
120 | // pdg Track's particle Id # | |
121 | // t Time when the track hit | |
122 | // | |
123 | fX = x; | |
124 | fY = y; | |
125 | fZ = z; | |
126 | } | |
127 | ||
bf000c32 | 128 | //____________________________________________________________________ |
129 | const char* | |
130 | AliFMDHit::GetName() const | |
131 | { | |
02a27b50 | 132 | // Get the name |
bf000c32 | 133 | static TString n; |
134 | n = Form("FMD%d%c[%2d,%3d]", fDetector,fRing,fSector,fStrip); | |
135 | return n.Data(); | |
136 | } | |
137 | ||
138 | //____________________________________________________________________ | |
139 | const char* | |
140 | AliFMDHit::GetTitle() const | |
141 | { | |
02a27b50 | 142 | // Get the title |
bf000c32 | 143 | static TString t; |
144 | TDatabasePDG* pdgDB = TDatabasePDG::Instance(); | |
145 | TParticlePDG* pdg = pdgDB->GetParticle(fPdg); | |
146 | t = Form("%s (%d): %f MeV / %f cm", (pdg ? pdg->GetName() : "?"), | |
147 | fTrack, fEdep, fLength); | |
148 | return t.Data(); | |
149 | } | |
150 | ||
54240c8d | 151 | //____________________________________________________________________ |
152 | Float_t | |
153 | AliFMDHit::P() const | |
154 | { | |
155 | // Get the momentum of the particle of the particle that made this | |
156 | // hit. | |
157 | return TMath::Sqrt(fPx * fPx + fPy * fPy + fPz * fPz); | |
158 | } | |
159 | ||
160 | //____________________________________________________________________ | |
161 | Float_t | |
162 | AliFMDHit::M() const | |
163 | { | |
164 | // Get the mass of the particle that made this hit. | |
165 | TDatabasePDG* pdgDB = TDatabasePDG::Instance(); | |
166 | TParticlePDG* pdg = pdgDB->GetParticle(fPdg); | |
167 | return (pdg ? pdg->Mass() : -1); | |
168 | } | |
169 | ||
170 | //____________________________________________________________________ | |
171 | Float_t | |
172 | AliFMDHit::Q() const | |
173 | { | |
174 | // Get the charge of the particle that made this hit. | |
175 | TDatabasePDG* pdgDB = TDatabasePDG::Instance(); | |
176 | TParticlePDG* pdg = pdgDB->GetParticle(fPdg); | |
177 | return (pdg ? pdg->Charge() : 0); | |
178 | } | |
179 | ||
180 | ||
4347b38f | 181 | //____________________________________________________________________ |
182 | void | |
54240c8d | 183 | AliFMDHit::Print(Option_t* option) const |
4347b38f | 184 | { |
185 | // Print Hit to standard out | |
7c09877a | 186 | cout << "AliFMDHit: FMD" |
187 | << fDetector << fRing << "[" | |
188 | << setw(3) << fSector << "," | |
189 | << setw(3) << fStrip << "] = " | |
190 | << fEdep << endl; | |
54240c8d | 191 | TString opt(option); |
192 | if (opt.Contains("D", TString::kIgnoreCase)) { | |
193 | TDatabasePDG* pdgDB = TDatabasePDG::Instance(); | |
194 | TParticlePDG* pdg = pdgDB->GetParticle(fPdg); | |
195 | cout << "\tPDG:\t" << fPdg << " " << (pdg ? pdg->GetName() : "?") << "\n" | |
196 | << "\tP:\t(" << fPx << "," << fPy << "," << fPz << ") "<<P() << "\n" | |
197 | << "\tX:\t" << fX << "," << fY << "," << fZ << "\n" | |
088f8e79 | 198 | << "\tTrack #:\t" << fTrack << "\tLength:\t" |
199 | << fLength << "cm\t" << (IsStop() ? "stopped" : "") << std::endl; | |
54240c8d | 200 | } |
4347b38f | 201 | } |
202 | ||
203 | //____________________________________________________________________ | |
204 | // | |
205 | // EOF | |
206 | // |