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