Values are stored for run (not forevever...)
[u/mrichter/AliRoot.git] / TRD / AliTRDrawData.cxx
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5990c064 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
88cb7938 16/* $Id$ */
5990c064 17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// TRD raw data conversion class //
21// //
22///////////////////////////////////////////////////////////////////////////////
23
090026bf 24#include <TMath.h>
ecf39416 25#include "TClass.h"
5990c064 26
2745a409 27#include "AliDAQ.h"
f7ee745b 28#include "AliRawDataHeaderSim.h"
2745a409 29#include "AliRawReader.h"
30#include "AliLog.h"
0c349049 31#include "AliFstream.h"
2745a409 32
5990c064 33#include "AliTRDrawData.h"
34#include "AliTRDdigitsManager.h"
bd0f8685 35#include "AliTRDgeometry.h"
5990c064 36#include "AliTRDdataArrayI.h"
625f5260 37#include "AliTRDdataArrayS.h"
b864d801 38#include "AliTRDRawStream.h"
ecf39416 39#include "AliTRDRawStreamV2.h"
3551db50 40#include "AliTRDcalibDB.h"
ca21baaa 41#include "AliTRDSignalIndex.h"
dfd03fc3 42#include "AliTRDfeeParam.h"
43#include "AliTRDmcmSim.h"
44
5990c064 45ClassImp(AliTRDrawData)
46
47//_____________________________________________________________________________
2cb20be6 48AliTRDrawData::AliTRDrawData()
49 :TObject()
dfd03fc3 50 ,fGeo(NULL)
51 ,fFee(NULL)
8c703901 52 ,fNumberOfDDLs(0)
5990c064 53{
b864d801 54 //
55 // Default constructor
56 //
0c349049 57
dfd03fc3 58 fFee = AliTRDfeeParam::Instance();
59 fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
0c349049 60
5990c064 61}
62
63//_____________________________________________________________________________
8c703901 64AliTRDrawData::AliTRDrawData(const AliTRDrawData &r)
65 :TObject(r)
dfd03fc3 66 ,fGeo(NULL)
67 ,fFee(NULL)
8c703901 68 ,fNumberOfDDLs(0)
69{
70 //
71 // Copy constructor
72 //
0c349049 73
dfd03fc3 74 fFee = AliTRDfeeParam::Instance();
75 fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
0c349049 76
8c703901 77}
78
79//_____________________________________________________________________________
5990c064 80AliTRDrawData::~AliTRDrawData()
81{
82 //
83 // Destructor
84 //
0c349049 85
8c703901 86}
87
88//_____________________________________________________________________________
89Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree, TTree *tracks )
90{
91 //
92 // Initialize necessary parameters and call one
93 // of the raw data simulator selected by SetRawVersion.
94 //
95 // Currently tracklet output is not spported yet and it
96 // will be supported in higher version simulator.
97 //
98
8c703901 99 AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
100
101 if (!digitsManager->ReadDigits(digitsTree)) {
102 delete digitsManager;
103 return kFALSE;
104 }
105
106 if (tracks != NULL) {
107 delete digitsManager;
7925de54 108 AliError("Tracklet input is not supported yet.");
8c703901 109 return kFALSE;
110 }
111
112 fGeo = new AliTRDgeometry();
113
f162af62 114 if (!AliTRDcalibDB::Instance()) {
7925de54 115 AliError("Could not get calibration object");
8c703901 116 delete fGeo;
117 delete digitsManager;
118 return kFALSE;
119 }
120
121 Int_t retval = kTRUE;
dfd03fc3 122 Int_t rv = fFee->GetRAWversion();
8c703901 123
124 // Call appropriate Raw Simulator
dfd03fc3 125 if ( rv > 0 && rv <= 3 ) retval = Digits2Raw(digitsManager);
7925de54 126 else {
127 retval = kFALSE;
dfd03fc3 128 AliWarning(Form("Unsupported raw version (%d).", rv));
8c703901 129 }
130
131 // Cleanup
132 delete fGeo;
133 delete digitsManager;
134
135 return retval;
136
137}
138
139//_____________________________________________________________________________
50378239 140Bool_t AliTRDrawData::Digits2Raw(AliTRDdigitsManager *digitsManager)
8c703901 141{
142 //
7925de54 143 // Raw data simulator for all versions > 0. This is prepared for real data.
8c703901 144 // This version simulate only raw data with ADC data and not with tracklet.
8c703901 145 //
146
0c349049 147 const Int_t kMaxHcWords = (fGeo->TBmax()/3)
148 * fGeo->ADCmax()
149 * fGeo->MCMmax()
150 * fGeo->ROBmaxC1()/2
151 + 100 + 20;
8c703901 152
153 // Buffer to temporary store half chamber data
0c349049 154 UInt_t *hcBuffer = new UInt_t[kMaxHcWords];
8c703901 155
156 // sect is same as iDDL, so I use only sect here.
157 for (Int_t sect = 0; sect < fGeo->Nsect(); sect++) {
158
159 char name[1024];
160 sprintf(name,"TRD_%d.ddl",sect + AliTRDRawStream::kDDLOffset);
161
08f92f14 162 AliFstream* of = new AliFstream(name);
8c703901 163
164 // Write a dummy data header
f7ee745b 165 AliRawDataHeaderSim header; // the event header
08f92f14 166 UInt_t hpos = of->Tellp();
167 of->WriteBuffer((char *) (& header), sizeof(header));
8c703901 168
169 // Reset payload byte size (payload does not include header).
170 Int_t npayloadbyte = 0;
171
7925de54 172 // GTU common data header (5x4 bytes per super module, shows link mask)
8c703901 173 for( Int_t cham = 0; cham < fGeo->Ncham(); cham++ ) {
0c349049 174 UInt_t gtuCdh = (UInt_t)(0xe << 28);
7925de54 175 for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
176 Int_t iDet = fGeo->GetDetector(plan, cham, sect);
177 // If chamber status is ok, we assume that the optical link is also OK.
178 // This is shown in the GTU link mask.
f162af62 179 if ( AliTRDcalibDB::Instance()->GetChamberStatus(iDet) )
0c349049 180 gtuCdh = gtuCdh | (3 << (2*plan));
7925de54 181 }
0c349049 182 of->WriteBuffer((char *) (& gtuCdh), sizeof(gtuCdh));
8c703901 183 npayloadbyte += 4;
184 }
185
186 // Prepare chamber data
187 for( Int_t cham = 0; cham < fGeo->Ncham(); cham++) {
188 for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
189
190 Int_t iDet = fGeo->GetDetector(plan,cham,sect);
191
192 // Get the digits array
625f5260 193 AliTRDdataArrayS *digits = (AliTRDdataArrayS *) digitsManager->GetDigits(iDet);
8c703901 194 digits->Expand();
195
7925de54 196 Int_t hcwords = 0;
dfd03fc3 197 Int_t rv = fFee->GetRAWversion();
8c703901 198
199 // Process A side of the chamber
0c349049 200 if ( rv >= 1 && rv <= 2 ) hcwords = ProduceHcDataV1andV2(digits,0,iDet,hcBuffer,kMaxHcWords);
201 if ( rv == 3 ) hcwords = ProduceHcDataV3 (digits,0,iDet,hcBuffer,kMaxHcWords);
dfd03fc3 202
0c349049 203 of->WriteBuffer((char *) hcBuffer, hcwords*4);
8c703901 204 npayloadbyte += hcwords*4;
205
206 // Process B side of the chamber
0c349049 207 if ( rv >= 1 && rv <= 2 ) hcwords = ProduceHcDataV1andV2(digits,1,iDet,hcBuffer,kMaxHcWords);
208 if ( rv >= 3 ) hcwords = ProduceHcDataV3 (digits,1,iDet,hcBuffer,kMaxHcWords);
dfd03fc3 209
0c349049 210 of->WriteBuffer((char *) hcBuffer, hcwords*4);
8c703901 211 npayloadbyte += hcwords*4;
8c703901 212 }
213 }
214
215 // Complete header
08f92f14 216 header.fSize = UInt_t(of->Tellp()) - hpos;
8c703901 217 header.SetAttribute(0); // Valid data
08f92f14 218 of->Seekp(hpos); // Rewind to header position
219 of->WriteBuffer((char *) (& header), sizeof(header));
8c703901 220 delete of;
8c703901 221 }
222
0c349049 223 delete [] hcBuffer;
224
8c703901 225 return kTRUE;
226
227}
228
229//_____________________________________________________________________________
625f5260 230Int_t AliTRDrawData::ProduceHcDataV1andV2(AliTRDdataArrayS *digits, Int_t side
7925de54 231 , Int_t det, UInt_t *buf, Int_t maxSize)
8c703901 232{
233 //
dfd03fc3 234 // This function simulates: 1) SM-I commissiong data Oct. 06 (Raw Version == 1).
235 // 2) Full Raw Production Version (Raw Version == 2)
7925de54 236 //
8c703901 237 // Produce half chamber data (= an ORI data) for the given chamber (det) and side (side)
238 // where
7925de54 239 //
8c703901 240 // side=0 means A side with ROB positions 0, 2, 4, 6.
241 // side=1 means B side with ROB positions 1, 3, 5, 7.
242 //
243 // Chamber type (C0 orC1) is determined by "det" automatically.
244 // Appropriate size of buffer (*buf) must be prepared prior to calling this function.
245 // Pointer to the buffer and its size must be given to "buf" and "maxSize".
246 // Return value is the number of valid data filled in the buffer in unit of 32 bits
247 // UInt_t words.
248 // If buffer size if too small, the data is truncated with the buffer size however
249 // the function will finish without crash (this behaviour is similar to the MCM).
250 //
251
0c349049 252 Int_t nw = 0; // Number of written words
253 Int_t of = 0; // Number of overflowed words
254 Int_t plan = fGeo->GetPlane( det ); // Plane
255 Int_t cham = fGeo->GetChamber( det ); // Chamber
256 Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL)
257 Int_t nRow = fGeo->GetRowMax( plan, cham, sect );
258 Int_t nCol = fGeo->GetColMax( plan );
259 const Int_t kNTBin = AliTRDcalibDB::Instance()->GetNumberOfTimeBins();
260 Int_t kCtype = 0; // Chamber type (0:C0, 1:C1)
261 Int_t iEv = 0xA; // Event ID. Now fixed to 10, how do I get event id?
262 UInt_t x = 0; // General used number
263 Int_t rv = fFee->GetRAWversion();
8c703901 264
265 // Check the nCol and nRow.
266 if ((nCol == 144) &&
267 (nRow == 16 || nRow == 12)) {
268 kCtype = (nRow-12) / 4;
269 }
270 else {
7925de54 271 AliError(Form("This type of chamber is not supported (nRow=%d, nCol=%d)."
8c703901 272 ,nRow,nCol));
273 return 0;
274 }
275
276 AliDebug(1,Form("Producing raw data for sect=%d plan=%d cham=%d side=%d"
277 ,sect,plan,cham,side));
278
279 // Tracklet should be processed here but not implemented yet
280
281 // Write end of tracklet marker
282 if (nw < maxSize) {
bd63bf88 283 buf[nw++] = kEndoftrackletmarker;
8c703901 284 }
285 else {
286 of++;
287 }
288
289 // Half Chamber header
dfd03fc3 290 if ( rv == 1 ) {
7925de54 291 // Now it is the same version as used in SM-I commissioning.
292 Int_t dcs = det+100; // DCS Serial (in simulation, it is meaningless
293 x = (dcs<<20) | (sect<<15) | (plan<<12) | (cham<<9) | (side<<8) | 1;
294 if (nw < maxSize) {
295 buf[nw++] = x;
296 }
297 else {
298 of++;
299 }
300 }
dfd03fc3 301 else if ( rv == 2 ) {
bd63bf88 302 // h[0] (there are 3 HC header)
7925de54 303 Int_t minorv = 0; // The minor version number
ecf39416 304 Int_t add = 2; // The number of additional header words to follow
dfd03fc3 305 x = (1<<31) | (rv<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (plan<<6) | (cham<<3) | (side<<2) | 1;
7925de54 306 if (nw < maxSize) {
307 buf[nw++] = x;
308 }
309 else {
310 of++;
311 }
312 // h[1]
0c349049 313 Int_t bcCtr = 99; // bunch crossing counter. Here it is set to 99 always for no reason
314 Int_t ptCtr = 15; // pretrigger counter. Here it is set to 15 always for no reason
315 Int_t ptPhase = 11; // pretrigger phase. Here it is set to 11 always for no reason
316 x = (bcCtr<<16) | (ptCtr<<12) | (ptPhase<<8) | ((kNTBin-1)<<2) | 1;
7925de54 317 if (nw < maxSize) {
318 buf[nw++] = x;
319 }
320 else {
321 of++;
322 }
bd63bf88 323 // h[2]
0c349049 324 Int_t pedSetup = 1; // Pedestal filter setup (0:1). Here it is always 1 for no reason
325 Int_t gainSetup = 1; // Gain filter setup (0:1). Here it is always 1 for no reason
326 Int_t tailSetup = 1; // Tail filter setup (0:1). Here it is always 1 for no reason
327 Int_t xtSetup = 0; // Cross talk filter setup (0:1). Here it is always 0 for no reason
328 Int_t nonlinSetup = 0; // Nonlinearity filter setup (0:1). Here it is always 0 for no reason
329 Int_t bypassSetup = 0; // Filter bypass (for raw data) setup (0:1). Here it is always 0 for no reason
330 Int_t commonAdditive = 10; // Digital filter common additive (0:63). Here it is always 10 for no reason
331 x = (pedSetup<<31) | (gainSetup<<30) | (tailSetup<<29) | (xtSetup<<28) | (nonlinSetup<<27)
332 | (bypassSetup<<26) | (commonAdditive<<20) | 1;
bd63bf88 333 if (nw < maxSize) {
334 buf[nw++] = x;
335 }
336 else {
337 of++;
338 }
8c703901 339 }
340
341 // Scan for ROB and MCM
342 for (Int_t iRobRow = 0; iRobRow < (kCtype + 3); iRobRow++ ) {
343 Int_t iRob = iRobRow * 2 + side;
7925de54 344 for (Int_t iMcm = 0; iMcm < fGeo->MCMmax(); iMcm++ ) {
8c703901 345 Int_t padrow = iRobRow * 4 + iMcm / 4;
346
347 // MCM header
7925de54 348 x = ((iRob * fGeo->MCMmax() + iMcm) << 24) | ((iEv % 0x100000) << 4) | 0xC;
8c703901 349 if (nw < maxSize) {
350 buf[nw++] = x;
351 }
352 else {
353 of++;
354 }
355
356 // ADC data
357 for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
ecf39416 358 Int_t padcol = fFee->GetPadColFromADC(iRob, iMcm, iAdc);
7925de54 359 UInt_t aa = !(iAdc & 1) + 2;
0c349049 360 UInt_t *a = new UInt_t[kNTBin+2];
8c703901 361 // 3 timebins are packed into one 32 bits word
0c349049 362 for (Int_t iT = 0; iT < kNTBin; iT+=3) {
7925de54 363 if ((padcol >= 0) && (padcol < nCol)) {
0c349049 364 a[iT ] = ((iT ) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT ) : 0;
365 a[iT+1] = ((iT + 1) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 1) : 0;
366 a[iT+2] = ((iT + 2) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 2) : 0;
7925de54 367 }
368 else {
369 a[iT] = a[iT+1] = a[iT+2] = 0; // This happenes at the edge of chamber (should be pedestal! How?)
8c703901 370 }
7925de54 371 x = (a[iT+2] << 22) | (a[iT+1] << 12) | (a[iT] << 2) | aa;
372 if (nw < maxSize) {
373 buf[nw++] = x;
8c703901 374 }
7925de54 375 else {
376 of++;
8c703901 377 }
7925de54 378 }
8c703901 379 // Diagnostics
380 Float_t avg = 0;
381 Float_t rms = 0;
0c349049 382 for (Int_t iT = 0; iT < kNTBin; iT++) {
8c703901 383 avg += (Float_t) (a[iT]);
384 }
0c349049 385 avg /= (Float_t) kNTBin;
386 for (Int_t iT = 0; iT < kNTBin; iT++) {
8c703901 387 rms += ((Float_t) (a[iT]) - avg) * ((Float_t) (a[iT]) - avg);
388 }
0c349049 389 rms = TMath::Sqrt(rms / (Float_t) kNTBin);
8c703901 390 if (rms > 1.7) {
7925de54 391 AliDebug(2,Form("Large RMS (>1.7) (ROB,MCM,ADC)=(%02d,%02d,%02d), avg=%03.1f, rms=%03.1f"
392 ,iRob,iMcm,iAdc,avg,rms));
8c703901 393 }
e21c2d7d 394 delete [] a;
8c703901 395 }
396 }
397 }
398
399 // Write end of raw data marker
400 if (nw < maxSize) {
bd63bf88 401 buf[nw++] = kEndofrawdatamarker;
8c703901 402 }
403 else {
404 of++;
405 }
406 if (of != 0) {
407 AliWarning("Buffer overflow. Data is truncated. Please increase buffer size and recompile.");
408 }
409
410 return nw;
5990c064 411
412}
413
dfd03fc3 414//_____________________________________________________________________________
625f5260 415Int_t AliTRDrawData::ProduceHcDataV3(AliTRDdataArrayS *digits, Int_t side
0c349049 416 , Int_t det, UInt_t *buf, Int_t maxSize)
dfd03fc3 417{
418 //
419 // This function simulates: Raw Version == 3 (Zero Suppression Prototype)
420 //
421
0c349049 422 Int_t nw = 0; // Number of written words
423 Int_t of = 0; // Number of overflowed words
424 Int_t plan = fGeo->GetPlane( det ); // Plane
425 Int_t cham = fGeo->GetChamber( det ); // Chamber
426 Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL)
427 Int_t nRow = fGeo->GetRowMax( plan, cham, sect );
428 Int_t nCol = fGeo->GetColMax( plan );
429 const Int_t kNTBin = AliTRDcalibDB::Instance()->GetNumberOfTimeBins();
430 Int_t kCtype = 0; // Chamber type (0:C0, 1:C1)
431 //Int_t iEv = 0xA; // Event ID. Now fixed to 10, how do I get event id?
432 UInt_t x = 0; // General used number
433 Int_t rv = fFee->GetRAWversion();
dfd03fc3 434
435 // Check the nCol and nRow.
436 if ((nCol == 144) &&
437 (nRow == 16 || nRow == 12)) {
438 kCtype = (nRow-12) / 4;
439 }
440 else {
441 AliError(Form("This type of chamber is not supported (nRow=%d, nCol=%d)."
442 ,nRow,nCol));
443 return 0;
444 }
445
446 AliDebug(1,Form("Producing raw data for sect=%d plan=%d cham=%d side=%d"
447 ,sect,plan,cham,side));
448
449 // Tracklet should be processed here but not implemented yet
450
451 // Write end of tracklet marker
452 if (nw < maxSize) {
453 buf[nw++] = kEndoftrackletmarker;
454 }
455 else {
456 of++;
457 }
458
459 // Half Chamber header
460 // h[0] (there are 3 HC header)
461 Int_t minorv = 0; // The minor version number
ecf39416 462 Int_t add = 2; // The number of additional header words to follow
dfd03fc3 463 x = (1<<31) | (rv<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (plan<<6) | (cham<<3) | (side<<2) | 1;
464 if (nw < maxSize) {
465 buf[nw++] = x;
466 }
467 else {
468 of++;
469 }
470 // h[1]
0c349049 471 Int_t bcCtr = 99; // bunch crossing counter. Here it is set to 99 always for no reason
472 Int_t ptCtr = 15; // pretrigger counter. Here it is set to 15 always for no reason
473 Int_t ptPhase = 11; // pretrigger phase. Here it is set to 11 always for no reason
474 x = (bcCtr<<16) | (ptCtr<<12) | (ptPhase<<8) | ((kNTBin-1)<<2) | 1;
dfd03fc3 475 if (nw < maxSize) {
476 buf[nw++] = x;
477 }
478 else {
479 of++;
480 }
481 // h[2]
0c349049 482 Int_t pedSetup = 1; // Pedestal filter setup (0:1). Here it is always 1 for no reason
483 Int_t gainSetup = 1; // Gain filter setup (0:1). Here it is always 1 for no reason
484 Int_t tailSetup = 1; // Tail filter setup (0:1). Here it is always 1 for no reason
485 Int_t xtSetup = 0; // Cross talk filter setup (0:1). Here it is always 0 for no reason
486 Int_t nonlinSetup = 0; // Nonlinearity filter setup (0:1). Here it is always 0 for no reason
487 Int_t bypassSetup = 0; // Filter bypass (for raw data) setup (0:1). Here it is always 0 for no reason
488 Int_t commonAdditive = 10; // Digital filter common additive (0:63). Here it is always 10 for no reason
489 x = (pedSetup<<31) | (gainSetup<<30) | (tailSetup<<29) | (xtSetup<<28) | (nonlinSetup<<27)
490 | (bypassSetup<<26) | (commonAdditive<<20) | 1;
dfd03fc3 491 if (nw < maxSize) {
492 buf[nw++] = x;
493 }
494 else {
495 of++;
496 }
497
dfd03fc3 498 // Scan for ROB and MCM
499 for (Int_t iRobRow = 0; iRobRow < (kCtype + 3); iRobRow++ ) {
500 Int_t iRob = iRobRow * 2 + side;
501 for (Int_t iMcm = 0; iMcm < fGeo->MCMmax(); iMcm++ ) {
502
709187ec 503 AliTRDmcmSim *mcm = new AliTRDmcmSim();
dfd03fc3 504 mcm->Init( det, iRob, iMcm );
505 Int_t padrow = mcm->GetRow();
506
507 // Copy ADC data to MCM simulator
508 for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
509 Int_t padcol = mcm->GetCol( iAdc );
510 if ((padcol >= 0) && (padcol < nCol)) {
0c349049 511 for (Int_t iT = 0; iT < kNTBin; iT++) {
dfd03fc3 512 mcm->SetData( iAdc, iT, digits->GetDataUnchecked( padrow, padcol, iT) );
513 }
514 } else { // this means it is out of chamber, and masked ADC
515 mcm->SetDataPedestal( iAdc );
516 }
517 }
518 // Simulate process in MCM
519 mcm->Filter(); // Apply filter
520 mcm->ZSMapping(); // Calculate zero suppression mapping
ecf39416 521 //mcm->DumpData( "trdmcmdata.txt", "RFZS" ); // debugging purpose
dfd03fc3 522
523 // Write MCM data to buffer
0c349049 524 Int_t tempNw = mcm->ProduceRawStream( &buf[nw], maxSize - nw );
525 if( tempNw < 0 ) {
526 of += tempNw;
dfd03fc3 527 nw += maxSize - nw;
528 AliError(Form("Buffer overflow detected. Please increase the buffer size and recompile."));
529 } else {
0c349049 530 nw += tempNw;
dfd03fc3 531 }
709187ec 532
533 delete mcm;
534
dfd03fc3 535 }
536 }
537
538 // Write end of raw data marker
539 if (nw < maxSize) {
540 buf[nw++] = kEndofrawdatamarker;
541 }
542 else {
543 of++;
544 }
545 if (of != 0) {
ecf39416 546 AliError("Buffer overflow. Data is truncated. Please increase buffer size and recompile.");
dfd03fc3 547 }
548
549 return nw;
550
551}
552
5990c064 553//_____________________________________________________________________________
7925de54 554AliTRDdigitsManager *AliTRDrawData::Raw2Digits(AliRawReader *rawReader)
5990c064 555{
b864d801 556 //
50378239 557 // Vx of the raw data reading
b864d801 558 //
5990c064 559
625f5260 560 AliTRDdataArrayS *digits = 0;
2cb20be6 561 AliTRDdataArrayI *track0 = 0;
562 AliTRDdataArrayI *track1 = 0;
563 AliTRDdataArrayI *track2 = 0;
5990c064 564
ca21baaa 565 AliTRDSignalIndex *indexes = 0;
5990c064 566 // Create the digits manager
b864d801 567 AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
b864d801 568 digitsManager->CreateArrays();
5990c064 569
ecf39416 570 //AliTRDRawStream input(rawReader);
571 AliTRDRawStreamV2 input(rawReader);
dfd03fc3 572 input.SetRawVersion( fFee->GetRAWversion() );
50378239 573 input.Init();
5990c064 574
ecf39416 575 AliInfo(Form("Stream version: %s", input.IsA()->GetName()));
576
b864d801 577 // Loop through the digits
50378239 578 Int_t lastdet = -1;
579 Int_t det = 0;
580 Int_t it = 0;
ecf39416 581 while (input.Next()) {
50378239 582
583 det = input.GetDet();
584
ecf39416 585 if (det != lastdet) { // If new detector found
50378239 586
587 lastdet = det;
588
589 if (digits) digits->Compress(1,0);
590 if (track0) track0->Compress(1,0);
591 if (track1) track1->Compress(1,0);
592 if (track2) track2->Compress(1,0);
593
594 // Add a container for the digits of this detector
625f5260 595 digits = (AliTRDdataArrayS *) digitsManager->GetDigits(det);
596 track0 = (AliTRDdataArrayI *) digitsManager->GetDictionary(det,0);
597 track1 = (AliTRDdataArrayI *) digitsManager->GetDictionary(det,1);
598 track2 = (AliTRDdataArrayI *) digitsManager->GetDictionary(det,2);
50378239 599
600 // Allocate memory space for the digits buffer
601 if (digits->GetNtime() == 0)
602 {
603 digits->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
604 track0->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
605 track1->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
606 track2->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
607 }
ca21baaa 608
609 indexes = digitsManager->GetIndexes(det);
610 indexes->SetSM(input.GetSM());
611 indexes->SetStack(input.GetStack());
612 indexes->SetLayer(input.GetLayer());
613 indexes->SetDetNumber(det);
614 if (indexes->IsAllocated() == kFALSE)
615 indexes->Allocate(input.GetMaxRow(), input.GetMaxCol(), input.GetNumberOfTimeBins());
50378239 616 }
617
ecf39416 618 // 3 timebin data are stored per word
50378239 619 for (it = 0; it < 3; it++)
620 {
621 if ( input.GetTimeBin() + it < input.GetNumberOfTimeBins() )
622 {
ca21baaa 623 if (input.GetSignals()[it] > 0)
624 {
625 digits->SetDataUnchecked(input.GetRow(), input.GetCol(),
626 input.GetTimeBin() + it, input.GetSignals()[it]);
627
628 indexes->AddIndexTBin(input.GetRow(), input.GetCol(),
629 input.GetTimeBin() + it);
630 track0->SetDataUnchecked(input.GetRow(), input.GetCol(),
631 input.GetTimeBin() + it, 0);
632 track1->SetDataUnchecked(input.GetRow(), input.GetCol(),
633 input.GetTimeBin() + it, 0);
634 track2->SetDataUnchecked(input.GetRow(), input.GetCol(),
635 input.GetTimeBin() + it, 0);
636 }
50378239 637 }
638 }
5990c064 639 }
640
b864d801 641 if (digits) digits->Compress(1,0);
928e9fae 642 if (track0) track0->Compress(1,0);
643 if (track1) track1->Compress(1,0);
644 if (track2) track2->Compress(1,0);
b864d801 645
7925de54 646 return digitsManager;
647
648}