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f7336fa3 | 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 | ||
16 | /* | |
17 | $Log$ | |
b9d0a01d | 18 | Revision 1.7.6.2 2002/07/24 10:09:31 alibrary |
19 | Updating VirtualMC | |
20 | ||
21 | Revision 1.7.6.1 2002/06/10 15:28:58 hristov | |
22 | Merged with v3-08-02 | |
23 | ||
24 | Revision 1.8 2002/03/28 14:59:07 cblume | |
25 | Coding conventions | |
26 | ||
27 | Revision 1.9 2002/06/12 09:54:35 cblume | |
28 | Update of tracking code provided by Sergei | |
29 | ||
5443e65e | 30 | Revision 1.8 2002/03/28 14:59:07 cblume |
31 | Coding conventions | |
32 | ||
0a29d0f1 | 33 | Revision 1.7 2001/12/05 15:04:34 hristov |
34 | Changes related to the corrections of AliRecPoint | |
35 | ||
11432582 | 36 | Revision 1.6 2001/02/14 18:22:26 cblume |
37 | Change in the geometry of the padplane | |
38 | ||
71d9fa7b | 39 | Revision 1.5 2000/11/14 14:40:27 cblume |
40 | Correction for the Sun compiler (kTRUE and kFALSE) | |
41 | ||
57527628 | 42 | Revision 1.4 2000/11/01 14:53:21 cblume |
43 | Merge with TRD-develop | |
44 | ||
793ff80c | 45 | Revision 1.1.4.2 2000/10/04 16:34:58 cblume |
46 | Replace include files by forward declarations | |
47 | ||
48 | Revision 1.1.4.1 2000/09/22 14:50:39 cblume | |
49 | Adapted to tracking code | |
50 | ||
51 | Revision 1.3 2000/06/09 11:10:07 cblume | |
52 | Compiler warnings and coding conventions, next round | |
53 | ||
dd9a6ee3 | 54 | Revision 1.2 2000/06/08 18:32:58 cblume |
55 | Make code compliant to coding conventions | |
56 | ||
8230f242 | 57 | Revision 1.1 2000/02/28 19:02:07 cblume |
58 | Add new TRD classes | |
59 | ||
f7336fa3 | 60 | */ |
61 | ||
62 | /////////////////////////////////////////////////////////////////////////////// | |
63 | // // | |
64 | // TRD reconstructed point // | |
65 | // // | |
66 | /////////////////////////////////////////////////////////////////////////////// | |
67 | ||
793ff80c | 68 | #include "AliRun.h" |
69 | ||
f7336fa3 | 70 | #include "AliTRDgeometry.h" |
71 | #include "AliTRDrecPoint.h" | |
72 | #include "AliTRD.h" | |
73 | ||
74 | ClassImp(AliTRDrecPoint) | |
75 | ||
76 | //_____________________________________________________________________________ | |
77 | AliTRDrecPoint::AliTRDrecPoint():AliRecPoint() | |
78 | { | |
79 | // | |
80 | // Standard constructor | |
81 | // | |
82 | ||
83 | fDetector = 0; | |
84 | ||
8230f242 | 85 | AliTRD *trd; |
f7336fa3 | 86 | if ((gAlice) && |
8230f242 | 87 | (trd = ((AliTRD*) gAlice->GetDetector("TRD")))) { |
88 | fGeom = trd->GetGeometry(); | |
f7336fa3 | 89 | } |
90 | else { | |
91 | fGeom = NULL; | |
92 | } | |
93 | ||
94 | } | |
95 | ||
11432582 | 96 | //_____________________________________________________________________________ |
97 | AliTRDrecPoint::AliTRDrecPoint(const char * opt):AliRecPoint(opt) | |
98 | { | |
99 | // | |
100 | // Standard constructor | |
101 | // | |
102 | ||
103 | fDetector = 0; | |
104 | ||
105 | AliTRD *trd; | |
106 | if ((gAlice) && | |
107 | (trd = ((AliTRD*) gAlice->GetDetector("TRD")))) { | |
108 | fGeom = trd->GetGeometry(); | |
109 | } | |
110 | else { | |
111 | fGeom = NULL; | |
112 | } | |
113 | ||
114 | } | |
115 | ||
8230f242 | 116 | //_____________________________________________________________________________ |
117 | AliTRDrecPoint::~AliTRDrecPoint() | |
118 | { | |
119 | // | |
120 | // AliTRDrecPoint destructor | |
121 | // | |
122 | ||
123 | } | |
124 | ||
f7336fa3 | 125 | //_____________________________________________________________________________ |
126 | void AliTRDrecPoint::AddDigit(Int_t digit) | |
127 | { | |
128 | // | |
129 | // Adds the index of a digit to the digits list | |
130 | // | |
131 | ||
132 | // First resize the list | |
133 | // (no clusters with more than 3 digits for the TRD | |
134 | if ((fMulDigit == 0) && (fMaxDigit >= 5)) { | |
135 | fMaxDigit = 5; | |
136 | delete fDigitsList; | |
137 | fDigitsList = new int[fMaxDigit]; | |
138 | } | |
139 | ||
140 | // Increase the size of the list if necessary | |
141 | if (fMulDigit >= fMaxDigit) { | |
dd9a6ee3 | 142 | fMaxDigit *= 2; |
143 | int *tempo = new (int[fMaxDigit]); | |
f7336fa3 | 144 | Int_t index; |
145 | for (index = 0; index < fMulDigit; index++) | |
146 | tempo[index] = fDigitsList[index]; | |
147 | delete fDigitsList; | |
148 | fDigitsList = tempo; | |
149 | } | |
150 | ||
151 | fDigitsList[fMulDigit++] = digit; | |
152 | ||
153 | } | |
154 | ||
155 | //_____________________________________________________________________________ | |
156 | void AliTRDrecPoint::SetLocalPosition(TVector3 &pos) | |
157 | { | |
158 | // | |
159 | // Sets the position of the point in the local coordinate system | |
160 | // (row,col,time) and calculates the error matrix in the same | |
161 | // system. | |
162 | // | |
163 | ||
5443e65e | 164 | //const Float_t kSq12 = 3.464101615; |
f7336fa3 | 165 | |
166 | // Set the position | |
5443e65e | 167 | //fLocPos = pos; |
f7336fa3 | 168 | |
169 | // Set the error matrix | |
170 | // row: pad-size / sqrt(12) | |
171 | // col: not defined yet | |
172 | // time: bin-size / sqrt(12) | |
5443e65e | 173 | //Int_t plane = ((AliTRDgeometry *) fGeom)->GetPlane(fDetector); |
174 | //Int_t chamber = ((AliTRDgeometry *) fGeom)->GetChamber(fDetector); | |
175 | //Int_t sector = ((AliTRDgeometry *) fGeom)->GetSector(fDetector); | |
176 | //fLocPosM->operator()(0,0) = ((AliTRDgeometry *) fGeom)->GetRowPadSize(plane | |
177 | // ,chamber | |
178 | // ,sector) | |
179 | // / kSq12; | |
180 | //fLocPosM->operator()(1,1) = 0.0; | |
181 | //fLocPosM->operator()(2,2) = ((AliTRDgeometry *) fGeom)->GetTimeBinSize() | |
182 | // / kSq12; | |
f7336fa3 | 183 | |
793ff80c | 184 | // printf("rec. point: row = %f, col = %f, time = %f \n", |
185 | // fLocPos[0],fLocPos[1],fLocPos[2]); | |
186 | ||
f7336fa3 | 187 | } |
793ff80c | 188 | |
189 | //_____________________________________________________________________________ | |
190 | void AliTRDrecPoint::SetTrackingYZ(Float_t sigmaY, Float_t sigmaZ) | |
191 | { | |
192 | // | |
193 | // Sets the position of the point in the local coordinate system | |
194 | // of tracking sector | |
195 | // | |
196 | ||
5443e65e | 197 | //Int_t plane = ((AliTRDgeometry *) fGeom)->GetPlane(fDetector); |
198 | //Int_t chamber = ((AliTRDgeometry *) fGeom)->GetChamber(fDetector); | |
199 | //Int_t sector = ((AliTRDgeometry *) fGeom)->GetSector(fDetector); | |
793ff80c | 200 | |
201 | ||
202 | // Set the position | |
203 | ||
5443e65e | 204 | //Float_t padRow = fLocPos[0]; // Pad Row position |
205 | //Float_t padCol = fLocPos[1]; // Pad Column position | |
793ff80c | 206 | |
5443e65e | 207 | //Float_t col0 = ((AliTRDgeometry *) fGeom)->GetCol0(plane); |
208 | //Float_t row0 = ((AliTRDgeometry *) fGeom)->GetRow0(plane,chamber,sector); | |
793ff80c | 209 | |
210 | // Float_t offset = 0.5 * ((AliTRDgeometry *) fGeom)->GetChamberWidth(plane); | |
211 | ||
5443e65e | 212 | //fY = - (col0 + padCol * ((AliTRDgeometry *) fGeom)->GetColPadSize(plane)); |
213 | //fZ = row0 + padRow * ((AliTRDgeometry *) fGeom)->GetRowPadSize(plane | |
214 | // ,chamber | |
215 | // ,sector); | |
793ff80c | 216 | |
217 | // fSigmaY = sigmaY * sigmaY; | |
218 | // fSigmaZ = sigmaZ * sigmaZ; | |
219 | ||
5443e65e | 220 | //fSigmaY2 = 0.05 * 0.05; |
793ff80c | 221 | |
5443e65e | 222 | //fSigmaZ2 = ((AliTRDgeometry *) fGeom)->GetRowPadSize(plane,chamber,sector) |
223 | // * ((AliTRDgeometry *) fGeom)->GetRowPadSize(plane,chamber,sector) | |
224 | // / 12.; | |
71d9fa7b | 225 | |
793ff80c | 226 | } |
227 | ||
228 | //_____________________________________________________________________________ | |
229 | void AliTRDrecPoint::AddTrackIndex(Int_t *track) | |
230 | { | |
231 | // Adds track index. Currently assumed that track is an array of | |
232 | // size 9, and up to 3 track indexes are stored in fTracks[3]. | |
233 | // Indexes are sorted according to: | |
234 | // 1) index of max number of appearances is stored first | |
235 | // 2) if two or more indexes appear equal number of times, the lowest | |
236 | // ones are stored first; | |
237 | ||
0a29d0f1 | 238 | const Int_t kSize = 9; |
793ff80c | 239 | |
0a29d0f1 | 240 | Int_t entries[kSize][2], i, j, index; |
793ff80c | 241 | |
0a29d0f1 | 242 | Bool_t indexAdded; |
793ff80c | 243 | |
0a29d0f1 | 244 | for (i=0; i<kSize; i++) { |
793ff80c | 245 | entries[i][0]=-1; |
246 | entries[i][1]=0; | |
247 | } | |
248 | ||
249 | ||
0a29d0f1 | 250 | for (Int_t k=0; k<kSize; k++) { |
793ff80c | 251 | index=track[k]; |
0a29d0f1 | 252 | indexAdded=kFALSE; j=0; |
793ff80c | 253 | if (index >= 0) { |
0a29d0f1 | 254 | while ( (!indexAdded) && ( j < kSize ) ) { |
793ff80c | 255 | if ((entries[j][0]==index) || (entries[j][1]==0)) { |
256 | entries[j][0]=index; | |
257 | entries[j][1]=entries[j][1]+1; | |
0a29d0f1 | 258 | indexAdded=kTRUE; |
793ff80c | 259 | } |
260 | j++; | |
261 | } | |
262 | } | |
263 | } | |
264 | ||
265 | // sort by number of appearances and index value | |
266 | Int_t swap=1, tmp0, tmp1; | |
267 | while ( swap > 0) { | |
268 | swap=0; | |
0a29d0f1 | 269 | for(i=0; i<(kSize-1); i++) { |
793ff80c | 270 | if ((entries[i][0] >= 0) && (entries[i+1][0] >= 0)) { |
271 | if ((entries[i][1] < entries[i+1][1]) || | |
272 | ((entries[i][1] == entries[i+1][1]) && | |
273 | (entries[i][0] > entries[i+1][0]))) { | |
274 | tmp0=entries[i][0]; | |
275 | tmp1=entries[i][1]; | |
276 | entries[i][0]=entries[i+1][0]; | |
277 | entries[i][1]=entries[i+1][1]; | |
278 | entries[i+1][0]=tmp0; | |
279 | entries[i+1][1]=tmp1; | |
280 | swap++; | |
281 | } | |
282 | } | |
283 | } | |
284 | } | |
285 | ||
286 | // set track indexes | |
287 | ||
288 | for(i=0; i<3; i++) { | |
289 | fTracks[i] = entries[i][0]; | |
290 | } | |
291 | ||
292 | return; | |
293 | ||
294 | } | |
5443e65e | 295 | |
296 | ||
297 | ||
298 | ||
299 | ||
300 | ||
301 |