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4c039060 | 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 | $Log$ | |
580727b0 | 18 | Revision 1.9 2000/11/01 14:53:21 cblume |
19 | Merge with TRD-develop | |
20 | ||
793ff80c | 21 | Revision 1.4.2.5 2000/10/17 02:27:34 cblume |
22 | Get rid of global constants | |
23 | ||
24 | Revision 1.4.2.4 2000/10/06 16:49:46 cblume | |
25 | Made Getters const | |
26 | ||
27 | Revision 1.4.2.3 2000/10/04 16:34:58 cblume | |
28 | Replace include files by forward declarations | |
29 | ||
30 | Revision 1.8 2000/06/09 11:10:07 cblume | |
31 | Compiler warnings and coding conventions, next round | |
32 | ||
dd9a6ee3 | 33 | Revision 1.7 2000/06/08 18:32:58 cblume |
34 | Make code compliant to coding conventions | |
35 | ||
8230f242 | 36 | Revision 1.6 2000/05/08 15:48:30 cblume |
37 | Resolved merge conflict | |
38 | ||
9583ab1c | 39 | Revision 1.4.2.2 2000/05/08 14:50:58 cblume |
40 | Add functions ProjRow(), ProjCol(), and ProjTime() | |
41 | ||
42 | Revision 1.4.2.1 2000/04/27 12:47:02 cblume | |
43 | Replace Fill3() by Fill() | |
44 | ||
1befd3b2 | 45 | Revision 1.4 2000/02/28 19:10:26 cblume |
46 | Include the new TRD classes | |
47 | ||
851d3db9 | 48 | Revision 1.3.4.1 2000/02/28 17:57:47 cblume |
49 | GetTrack returns now -1 if no track is found | |
50 | ||
51 | Revision 1.3 1999/10/04 14:48:07 fca | |
52 | Avoid warnings on non-ansi compiler HP-UX CC | |
53 | ||
7d83513f | 54 | Revision 1.2 1999/09/29 09:24:35 fca |
55 | Introduction of the Copyright and cvs Log | |
56 | ||
4c039060 | 57 | */ |
58 | ||
99d5402e | 59 | /////////////////////////////////////////////////////////////////////////////// |
60 | // // | |
61 | // Contains the pixel information for one TRD chamber // | |
62 | // // | |
63 | /////////////////////////////////////////////////////////////////////////////// | |
64 | ||
793ff80c | 65 | #include <TObjArray.h> |
66 | #include <TH2.h> | |
67 | #include <TH3.h> | |
68 | #include <TStyle.h> | |
69 | #include <TCanvas.h> | |
70 | ||
99d5402e | 71 | #include "AliTRDmatrix.h" |
793ff80c | 72 | #include "AliTRDpixel.h" |
99d5402e | 73 | |
74 | ClassImp(AliTRDmatrix) | |
75 | ||
76 | //_____________________________________________________________________________ | |
77 | AliTRDmatrix::AliTRDmatrix():TObject() | |
78 | { | |
79 | // | |
80 | // Create a TRD detector matrix | |
81 | // | |
82 | ||
83 | fRow = 0; | |
84 | fCol = 0; | |
85 | fTime = 0; | |
86 | fPixel = 0; | |
87 | fSector = 0; | |
88 | fChamber = 0; | |
89 | fPlane = 0; | |
90 | fPixelArray = NULL; | |
91 | ||
92 | } | |
93 | ||
94 | //_____________________________________________________________________________ | |
95 | AliTRDmatrix::AliTRDmatrix(Int_t nRow, Int_t nCol, Int_t nTime | |
96 | , Int_t iSec, Int_t iCha, Int_t iPla) | |
97 | :TObject() | |
98 | { | |
99 | // | |
100 | // Create a TRD detector matrix with a given size | |
101 | // | |
102 | ||
103 | fRow = nRow; | |
104 | fCol = nCol; | |
105 | fTime = nTime; | |
106 | fPixel = nRow * nCol * nTime; | |
107 | fSector = iSec; | |
108 | fChamber = iCha; | |
109 | fPlane = iPla; | |
110 | fPixelArray = new TObjArray(fPixel); | |
111 | for (Int_t iPixel = 0; iPixel < fPixel; iPixel++) { | |
112 | AliTRDpixel *pixel = new AliTRDpixel(); | |
113 | fPixelArray->Add(pixel); | |
114 | } | |
115 | ||
116 | } | |
117 | ||
8230f242 | 118 | //_____________________________________________________________________________ |
dd9a6ee3 | 119 | AliTRDmatrix::AliTRDmatrix(const AliTRDmatrix &m) |
8230f242 | 120 | { |
121 | // | |
122 | // AliTRDmatrix copy constructor | |
123 | // | |
124 | ||
dd9a6ee3 | 125 | ((AliTRDmatrix &) m).Copy(*this); |
8230f242 | 126 | |
127 | } | |
128 | ||
99d5402e | 129 | //_____________________________________________________________________________ |
130 | AliTRDmatrix::~AliTRDmatrix() | |
131 | { | |
8230f242 | 132 | // |
133 | // AliTRDmatrix destructor | |
134 | // | |
99d5402e | 135 | |
136 | if (fPixelArray) { | |
137 | fPixelArray->Delete(); | |
138 | delete fPixelArray; | |
139 | } | |
140 | ||
141 | } | |
142 | ||
dd9a6ee3 | 143 | //_____________________________________________________________________________ |
144 | AliTRDmatrix &AliTRDmatrix::operator=(const AliTRDmatrix &m) | |
145 | { | |
146 | // | |
147 | // Assignment operator | |
148 | // | |
149 | ||
150 | if (this != &m) ((AliTRDmatrix &) m).Copy(*this); | |
151 | return *this; | |
152 | ||
153 | } | |
154 | ||
99d5402e | 155 | //_____________________________________________________________________________ |
156 | void AliTRDmatrix::AddSignal(Int_t iRow, Int_t iCol, Int_t iTime, Float_t signal) | |
157 | { | |
158 | // | |
159 | // Add a value to the amplitude of the signal for one specific pixel | |
160 | // | |
161 | ||
162 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
163 | if (pixel) { | |
164 | signal += pixel->GetSignal(); | |
165 | pixel->SetSignal(signal); | |
166 | } | |
167 | ||
168 | } | |
169 | ||
8230f242 | 170 | //_____________________________________________________________________________ |
dd9a6ee3 | 171 | void AliTRDmatrix::Copy(TObject &m) |
8230f242 | 172 | { |
173 | // | |
174 | // Copy function | |
175 | // | |
176 | ||
dd9a6ee3 | 177 | ((AliTRDmatrix &) m).fRow = fRow; |
178 | ((AliTRDmatrix &) m).fCol = fCol; | |
179 | ((AliTRDmatrix &) m).fTime = fTime; | |
180 | ((AliTRDmatrix &) m).fPixel = fPixel; | |
181 | ((AliTRDmatrix &) m).fSector = fSector; | |
182 | ((AliTRDmatrix &) m).fChamber = fChamber; | |
183 | ((AliTRDmatrix &) m).fPlane = fPlane; | |
8230f242 | 184 | |
dd9a6ee3 | 185 | ((AliTRDmatrix &) m).fPixelArray = new TObjArray(*fPixelArray); |
8230f242 | 186 | |
187 | } | |
188 | ||
99d5402e | 189 | //_____________________________________________________________________________ |
7d83513f | 190 | void AliTRDmatrix::Draw(Option_t *) |
99d5402e | 191 | { |
192 | // | |
193 | // Draws a 3D view of the detector matrix | |
194 | // | |
195 | ||
196 | Char_t ctitle[50]; | |
197 | sprintf(ctitle,"Matrix (Sector:%d Chamber:%d Plane:%d)" | |
198 | ,fSector,fChamber,fPlane); | |
580727b0 | 199 | TH3F *hMatrix = new TH3F("hMatrix",ctitle,fRow ,-0.5,fRow -0.5 |
200 | ,fCol ,-0.5,fCol -0.5 | |
201 | ,fTime,-0.5,fTime-0.5); | |
99d5402e | 202 | |
203 | for (Int_t iRow = 0; iRow < fRow; iRow++ ) { | |
204 | for (Int_t iCol = 0; iCol < fCol; iCol++ ) { | |
205 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
206 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
1befd3b2 | 207 | if (pixel) hMatrix->Fill(iRow,iCol,iTime,pixel->GetSignal()); |
99d5402e | 208 | } |
209 | } | |
210 | } | |
211 | ||
212 | gStyle->SetOptStat(0); | |
213 | TCanvas *cMatrix = new TCanvas("cMatrix","Detector matrix 3D-view" | |
214 | ,50,50,600,400); | |
215 | cMatrix->ToggleEventStatus(); | |
216 | hMatrix->SetXTitle("Pad-row (z)"); | |
217 | hMatrix->SetYTitle("Pad-column (rphi)"); | |
218 | hMatrix->SetZTitle("Timebucket"); | |
219 | hMatrix->Draw("BOX"); | |
220 | ||
221 | } | |
222 | ||
223 | //_____________________________________________________________________________ | |
224 | void AliTRDmatrix::DrawRow(Int_t iRow) | |
225 | { | |
226 | // | |
227 | // Draws a 2D slice of the detector matrix along one row | |
228 | // | |
229 | ||
230 | if ((iRow < 0) || (iRow >= fRow)) { | |
851d3db9 | 231 | printf("AliTRDmatrix::DrawRow -- "); |
99d5402e | 232 | printf("Index out of bounds (%d/%d)\n",iRow,fRow); |
233 | return; | |
234 | } | |
235 | ||
236 | Char_t ctitle[50]; | |
237 | sprintf(ctitle,"Pad-row %d (Sector:%d Chamber:%d Plane:%d)" | |
238 | ,iRow,fSector,fChamber,fPlane); | |
580727b0 | 239 | TH2F *hSliceRow = new TH2F("hSliceRow",ctitle,fCol ,-0.5,fCol -0.5 |
240 | ,fTime,-0.5,fTime-0.5); | |
99d5402e | 241 | |
242 | for (Int_t iCol = 0; iCol < fCol; iCol++ ) { | |
243 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
244 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
245 | if (pixel) hSliceRow->Fill(iCol,iTime,pixel->GetSignal()); | |
246 | } | |
247 | } | |
248 | ||
249 | gStyle->SetOptStat(0); | |
250 | TCanvas *cSliceRow = new TCanvas("cSliceRow","Detector matrix 2D-slice" | |
251 | ,50,50,600,400); | |
252 | cSliceRow->ToggleEventStatus(); | |
253 | hSliceRow->SetXTitle("Pad-column (rphi)"); | |
254 | hSliceRow->SetYTitle("Timebucket"); | |
255 | hSliceRow->Draw("COLZ"); | |
256 | ||
257 | } | |
258 | ||
259 | //_____________________________________________________________________________ | |
260 | void AliTRDmatrix::DrawCol(Int_t iCol) | |
261 | { | |
262 | // | |
263 | // Draws a 2D slice of the detector matrix along one column | |
264 | // | |
265 | ||
266 | if ((iCol < 0) || (iCol >= fCol)) { | |
851d3db9 | 267 | printf("AliTRDmatrix::DrawCol -- "); |
99d5402e | 268 | printf("Index out of bounds (%d/%d)\n",iCol,fCol); |
269 | return; | |
270 | } | |
271 | ||
272 | Char_t ctitle[50]; | |
273 | sprintf(ctitle,"Pad-column %d (Sector:%d Chamber:%d Plane:%d)" | |
274 | ,iCol,fSector,fChamber,fPlane); | |
580727b0 | 275 | TH2F *hSliceCol = new TH2F("hSliceCol",ctitle,fRow ,-0.5,fRow -0.5 |
276 | ,fTime,-0.5,fTime-0.5); | |
99d5402e | 277 | |
278 | for (Int_t iRow = 0; iRow < fRow; iRow++ ) { | |
279 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
280 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
281 | if (pixel) hSliceCol->Fill(iRow,iTime,pixel->GetSignal()); | |
282 | } | |
283 | } | |
284 | ||
285 | gStyle->SetOptStat(0); | |
286 | TCanvas *cSliceCol = new TCanvas("cSliceCol","Detector matrix 2D-slice" | |
287 | ,50,50,600,400); | |
288 | cSliceCol->ToggleEventStatus(); | |
289 | hSliceCol->SetXTitle("Pad-row (z)"); | |
290 | hSliceCol->SetYTitle("Timebucket"); | |
291 | hSliceCol->Draw("COLZ"); | |
292 | ||
293 | } | |
294 | ||
295 | //_____________________________________________________________________________ | |
296 | void AliTRDmatrix::DrawTime(Int_t iTime) | |
297 | { | |
298 | // | |
299 | // Draws a 2D slice of the detector matrix along one time slice | |
300 | // | |
301 | ||
302 | if ((iTime < 0) || (iTime >= fTime)) { | |
851d3db9 | 303 | printf("AliTRDmatrix::DrawTime -- "); |
99d5402e | 304 | printf("Index out of bounds (%d/%d)\n",iTime,fTime); |
305 | return; | |
306 | } | |
307 | ||
308 | Char_t ctitle[50]; | |
309 | sprintf(ctitle,"Time-slice %d (Sector:%d Chamber:%d Plane:%d)" | |
310 | ,iTime,fSector,fChamber,fPlane); | |
580727b0 | 311 | TH2F *hSliceTime = new TH2F("hSliceTime",ctitle,fRow,-0.5,fRow-0.5 |
312 | ,fCol,-0.5,fCol-0.5); | |
99d5402e | 313 | |
314 | for (Int_t iRow = 0; iRow < fRow; iRow++) { | |
315 | for (Int_t iCol = 0; iCol < fCol; iCol++) { | |
316 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
317 | if (pixel) hSliceTime->Fill(iRow,iCol,pixel->GetSignal()); | |
318 | } | |
319 | } | |
320 | ||
321 | gStyle->SetOptStat(0); | |
322 | TCanvas *cSliceTime = new TCanvas("cSliceTime","Detector matrix 2D-slice" | |
323 | ,50,50,600,400); | |
324 | cSliceTime->ToggleEventStatus(); | |
325 | hSliceTime->SetXTitle("Pad-row (z)"); | |
326 | hSliceTime->SetYTitle("Pad-column (rphi)"); | |
327 | hSliceTime->Draw("COLZ"); | |
328 | ||
329 | } | |
330 | ||
9583ab1c | 331 | //_____________________________________________________________________________ |
332 | void AliTRDmatrix::ProjRow() | |
333 | { | |
334 | // | |
335 | // Projects the detector matrix along the row-axis | |
336 | // | |
337 | ||
338 | Char_t ctitle[60]; | |
339 | sprintf(ctitle,"Row-projection (Sector:%d Chamber:%d Plane:%d)" | |
340 | ,fSector,fChamber,fPlane); | |
580727b0 | 341 | TH2F *hProjRow = new TH2F("hProjRow",ctitle,fCol ,-0.5,fCol -0.5 |
342 | ,fTime,-0.5,fTime-0.5); | |
9583ab1c | 343 | |
344 | for (Int_t iRow = 0; iRow < fRow; iRow++ ) { | |
345 | for (Int_t iCol = 0; iCol < fCol; iCol++ ) { | |
346 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
347 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
348 | if (pixel) hProjRow->Fill(iCol,iTime,pixel->GetSignal()); | |
349 | } | |
350 | } | |
351 | } | |
352 | ||
353 | gStyle->SetOptStat(0); | |
354 | TCanvas *cProjRow = new TCanvas("cProjRow","Detector matrix 2D-projection" | |
355 | ,50,50,600,400); | |
356 | cProjRow->ToggleEventStatus(); | |
357 | hProjRow->SetXTitle("Pad-column (rphi)"); | |
358 | hProjRow->SetYTitle("Timebucket"); | |
359 | hProjRow->Draw("COLZ"); | |
360 | ||
361 | } | |
362 | ||
363 | //_____________________________________________________________________________ | |
364 | void AliTRDmatrix::ProjCol() | |
365 | { | |
366 | // | |
367 | // Projects the detector matrix along the column-axis | |
368 | // | |
369 | ||
370 | Char_t ctitle[60]; | |
371 | sprintf(ctitle,"Column-projection (Sector:%d Chamber:%d Plane:%d)" | |
372 | ,fSector,fChamber,fPlane); | |
580727b0 | 373 | TH2F *hProjCol = new TH2F("hProjCol",ctitle,fRow ,-0.5,fRow -0.5 |
374 | ,fTime,-0.5,fTime-0.5); | |
9583ab1c | 375 | |
376 | for (Int_t iRow = 0; iRow < fRow; iRow++ ) { | |
377 | for (Int_t iCol = 0; iCol < fCol; iCol++ ) { | |
378 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
379 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
380 | if (pixel) hProjCol->Fill(iRow,iTime,pixel->GetSignal()); | |
381 | } | |
382 | } | |
383 | } | |
384 | ||
385 | gStyle->SetOptStat(0); | |
386 | TCanvas *cProjCol = new TCanvas("cProjCol","Detector matrix 2D-projection" | |
387 | ,50,50,600,400); | |
388 | cProjCol->ToggleEventStatus(); | |
389 | hProjCol->SetXTitle("Pad-row (z)"); | |
390 | hProjCol->SetYTitle("Timebucket"); | |
391 | hProjCol->Draw("COLZ"); | |
392 | ||
393 | } | |
394 | ||
395 | //_____________________________________________________________________________ | |
396 | void AliTRDmatrix::ProjTime() | |
397 | { | |
398 | // | |
399 | // Projects the detector matrix along the time-axis | |
400 | // | |
401 | ||
402 | Char_t ctitle[60]; | |
403 | sprintf(ctitle,"Time-projection (Sector:%d Chamber:%d Plane:%d)" | |
404 | ,fSector,fChamber,fPlane); | |
580727b0 | 405 | TH2F *hProjTime = new TH2F("hProjTime",ctitle,fRow,-0.5,fRow-0.5 |
406 | ,fCol,-0.5,fCol-0.5); | |
9583ab1c | 407 | |
408 | for (Int_t iRow = 0; iRow < fRow; iRow++) { | |
409 | for (Int_t iCol = 0; iCol < fCol; iCol++) { | |
410 | for (Int_t iTime = 0; iTime < fTime; iTime++) { | |
411 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
412 | if (pixel) hProjTime->Fill(iRow,iCol,pixel->GetSignal()); | |
413 | } | |
414 | } | |
415 | } | |
416 | ||
417 | gStyle->SetOptStat(0); | |
418 | TCanvas *cProjTime = new TCanvas("cProjTime","Detector matrix 2D-projection" | |
419 | ,50,50,600,400); | |
420 | cProjTime->ToggleEventStatus(); | |
421 | hProjTime->SetXTitle("Pad-row (z)"); | |
422 | hProjTime->SetYTitle("Pad-column (rphi)"); | |
423 | hProjTime->Draw("COLZ"); | |
424 | ||
425 | } | |
426 | ||
99d5402e | 427 | //_____________________________________________________________________________ |
428 | void AliTRDmatrix::SetSignal(Int_t iRow, Int_t iCol, Int_t iTime, Float_t signal) | |
429 | { | |
430 | // | |
431 | // Set the amplitude of the signal for one specific pixel | |
432 | // | |
433 | ||
434 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
435 | if (pixel) { | |
436 | pixel->SetSignal(signal); | |
437 | } | |
438 | ||
439 | } | |
440 | ||
441 | //_____________________________________________________________________________ | |
442 | Bool_t AliTRDmatrix::AddTrack(Int_t iRow, Int_t iCol, Int_t iTime, Int_t track) | |
443 | { | |
444 | // | |
445 | // Add this track number to the stored tracks passing through this pixel. | |
446 | // If there are already three stored the return status is FALSE. | |
447 | // | |
448 | ||
449 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
450 | if (!(pixel)) return kTRUE; | |
451 | ||
452 | Bool_t trackSet = kFALSE; | |
793ff80c | 453 | for (Int_t i = 0; i < AliTRDpixel::NTrackPixel(); i++) { |
99d5402e | 454 | if (pixel->GetTrack(i) == track) { |
455 | trackSet = kTRUE; | |
456 | break; | |
457 | } | |
851d3db9 | 458 | if (pixel->GetTrack(i) == -1) { |
99d5402e | 459 | pixel->SetTrack(i,track); |
460 | trackSet = kTRUE; | |
461 | break; | |
462 | } | |
463 | } | |
464 | ||
465 | return trackSet; | |
466 | ||
467 | } | |
468 | ||
469 | //_____________________________________________________________________________ | |
470 | void AliTRDmatrix::SetTrack(Int_t iRow, Int_t iCol, Int_t iTime | |
471 | , Int_t iTrack, Int_t track) | |
472 | { | |
473 | // | |
474 | // Store the number of a track which is passing through this pixel | |
475 | // | |
476 | ||
477 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
478 | if (pixel) { | |
479 | pixel->SetTrack(iTrack,track); | |
480 | } | |
481 | ||
482 | } | |
483 | ||
484 | //_____________________________________________________________________________ | |
793ff80c | 485 | Float_t AliTRDmatrix::GetSignal(Int_t iRow, Int_t iCol, Int_t iTime) const |
99d5402e | 486 | { |
487 | // | |
488 | // Returns the amplitude of the signal for one specific pixel | |
489 | // | |
490 | ||
491 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
492 | if (pixel) { | |
493 | return (pixel->GetSignal()); | |
494 | } | |
495 | else { | |
496 | return 0; | |
497 | } | |
498 | ||
499 | } | |
500 | ||
501 | //_____________________________________________________________________________ | |
793ff80c | 502 | Int_t AliTRDmatrix::GetTrack(Int_t iRow, Int_t iCol, Int_t iTime |
503 | , Int_t iTrack) const | |
99d5402e | 504 | { |
505 | // | |
506 | // Returns the numbers of the tracks passing through one specific pixel | |
507 | // | |
508 | ||
793ff80c | 509 | if ((iTrack < 0) || (iTrack >= AliTRDpixel::NTrackPixel())) { |
851d3db9 | 510 | printf("AliTRDmatrix::GetTrack -- "); |
511 | printf("Index out of bounds (%d)\n",iTrack); | |
512 | return -1; | |
99d5402e | 513 | } |
514 | ||
515 | AliTRDpixel *pixel = GetPixel(iRow,iCol,iTime); | |
516 | if (pixel) { | |
517 | return (pixel->GetTrack(iTrack)); | |
518 | } | |
519 | else { | |
851d3db9 | 520 | return -1; |
99d5402e | 521 | } |
522 | ||
523 | } | |
524 | ||
525 | //_____________________________________________________________________________ | |
793ff80c | 526 | Int_t AliTRDmatrix::GetIndex(Int_t iRow, Int_t iCol, Int_t iTime) const |
99d5402e | 527 | { |
528 | ||
529 | if ((iRow >= 0) && (iRow < fRow ) && | |
530 | (iCol >= 0) && (iCol < fCol ) && | |
531 | (iTime >= 0) && (iTime < fTime)) { | |
532 | return (iTime + iCol * fTime + iRow * fTime * fCol); | |
533 | } | |
534 | else { | |
535 | return -1; | |
536 | } | |
537 | ||
538 | } | |
539 | ||
540 | //_____________________________________________________________________________ | |
793ff80c | 541 | AliTRDpixel *AliTRDmatrix::GetPixel(Int_t iRow, Int_t iCol, Int_t iTime) const |
99d5402e | 542 | { |
543 | ||
544 | Int_t iPixel = GetIndex(iRow,iCol,iTime); | |
545 | if (iPixel < 0) { | |
546 | return NULL; | |
547 | } | |
548 | else { | |
549 | return ((AliTRDpixel *) fPixelArray->At(iPixel)); | |
550 | } | |
551 | ||
552 | } |