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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/* $Id$ */
17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Zero Degree Calorimeter //
21// This class contains the basic functions for the ZDCs; //
22// functions specific to one particular geometry are //
23// contained in the derived classes //
24// //
25///////////////////////////////////////////////////////////////////////////////
26
27// --- ROOT system
28#include <TClonesArray.h>
29#include <TTree.h>
30#include <TFile.h>
31#include <TSystem.h>
32#include <TRandom.h>
33#include <TParticle.h>
34
35// --- AliRoot header files
36#include "AliDetector.h"
37#include "AliRawDataHeaderSim.h"
38#include "AliRawReader.h"
39#include "AliLoader.h"
40#include "AliRun.h"
41#include "AliMC.h"
42#include "AliLog.h"
43#include "AliDAQ.h"
44#include "AliZDC.h"
45#include "AliZDCHit.h"
46#include "AliZDCSDigit.h"
47#include "AliZDCDigit.h"
48#include "AliZDCDigitizer.h"
49#include "AliZDCRawStream.h"
50#include "AliZDCPedestals.h"
51#include "AliZDCEnCalib.h"
52#include "AliZDCTowerCalib.h"
53#include "AliFstream.h"
54
55
56ClassImp(AliZDC)
57
58//_____________________________________________________________________________
59AliZDC::AliZDC() :
60 AliDetector(),
61 fNoShower(0),
62 fPedCalib(0),
63 fEnCalibData(0),
64 fTowCalibData(0),
65 fZDCCalibFName(""),
66 fSpectatorTracked(1)
67{
68 //
69 // Default constructor for the Zero Degree Calorimeter base class
70 //
71
72 fIshunt = 1;
73 fNhits = 0;
74 fHits = 0;
75 fDigits = 0;
76 fNdigits = 0;
77
78}
79
80//_____________________________________________________________________________
81AliZDC::AliZDC(const char *name, const char *title) :
82 AliDetector(name,title),
83 fNoShower (0),
84 fPedCalib(0),
85 fEnCalibData(0),
86 fTowCalibData(0),
87 fZDCCalibFName(""),
88 fSpectatorTracked(1)
89{
90 //
91 // Standard constructor for the Zero Degree Calorimeter base class
92 //
93
94 fIshunt = 1;
95 fNhits = 0;
96 fDigits = 0;
97 fNdigits = 0;
98
99 fHits = new TClonesArray("AliZDCHit",1000);
100 gAlice->GetMCApp()->AddHitList(fHits);
101
102 char sensname[5],senstitle[25];
103 sprintf(sensname,"ZDC");
104 sprintf(senstitle,"ZDC dummy");
105 SetName(sensname); SetTitle(senstitle);
106
107}
108
109//____________________________________________________________________________
110AliZDC::~AliZDC()
111{
112 //
113 // ZDC destructor
114 //
115
116 fIshunt = 0;
117 if(fPedCalib) delete fPedCalib;
118 if(fEnCalibData) delete fEnCalibData;
119 if(fEnCalibData) delete fEnCalibData;
120
121}
122
123//_____________________________________________________________________________
124AliZDC::AliZDC(const AliZDC& ZDC) :
125AliDetector("ZDC","ZDC"),
126fNoShower(ZDC.fNoShower),
127fPedCalib(ZDC.fPedCalib),
128fEnCalibData(ZDC.fEnCalibData),
129fTowCalibData(ZDC.fTowCalibData),
130fZDCCalibFName(ZDC.fZDCCalibFName),
131fSpectatorTracked(ZDC.fSpectatorTracked)
132{
133 // copy constructor
134}
135
136//_____________________________________________________________________________
137AliZDC& AliZDC::operator=(const AliZDC& ZDC)
138{
139 // assignement operator
140 if(this!=&ZDC){
141 fNoShower = ZDC.fNoShower;
142 fPedCalib = ZDC.fPedCalib;
143 fEnCalibData = ZDC.fEnCalibData;
144 fTowCalibData = ZDC.fTowCalibData;
145 fZDCCalibFName = ZDC.fZDCCalibFName;
146 } return *this;
147}
148
149//_____________________________________________________________________________
150void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits)
151{
152 //
153 // Add a ZDC hit to the hit list.
154
155 static Float_t trackTime=0., primKinEn=0., xImpact=0., yImpact=0., sFlag=0.;
156 static Int_t pcPDGcode, motPDGcode;
157
158 AliZDCHit *newquad, *curprimquad;
159 newquad = new AliZDCHit(fIshunt, track, vol, hits);
160 TClonesArray &lhits = *fHits;
161
162 if(fNhits==0){
163 // First hit -> setting flag for primary or secondary particle
164 TParticle * p = gAlice->GetMCApp()->Particle(track);
165 Int_t imo = p->GetFirstMother();
166 //
167 if(track != imo){
168 newquad->SetSFlag(1); // SECONDARY particle entering the ZDC
169 }
170 else if(track == imo){
171 newquad->SetSFlag(0); // PRIMARY particle entering the ZDC
172 }
173 //
174 sFlag = newquad->GetSFlag();
175 primKinEn = newquad->GetPrimKinEn();
176 xImpact = newquad->GetXImpact();
177 yImpact = newquad->GetYImpact();
178 pcPDGcode = newquad->GetPDGCode();
179 motPDGcode = newquad->GetMotherPDGCode();
180 trackTime = newquad->GetTrackTOF();
181 }
182 else{
183 newquad->SetPrimKinEn(primKinEn);
184 newquad->SetXImpact(xImpact);
185 newquad->SetYImpact(yImpact);
186 newquad->SetSFlag(sFlag);
187 newquad->SetPDGCode(pcPDGcode);
188 newquad->SetMotherPDGCode(motPDGcode);
189 newquad->SetTrackTOF(trackTime);
190 }
191
192 Int_t j;
193 for(j=0; j<fNhits; j++){
194 // If hits are equal (same track, same volume), sum them.
195 curprimquad = (AliZDCHit*) lhits[j];
196 if(*curprimquad == *newquad){
197 *curprimquad = *curprimquad+*newquad;
198 // Ch. debug
199 //printf("\n\t Summing hits **************** \n", fNhits);
200 //curprimquad->Print("");
201 //
202 delete newquad;
203 return;
204 }
205 }
206
207 //Otherwise create a new hit
208 new(lhits[fNhits]) AliZDCHit(*newquad);
209 fNhits++;
210 // Ch. debug
211 //printf("\n\t New ZDC hit added! fNhits = %d\n", fNhits);
212 //newquad->Print("");
213
214 delete newquad;
215}
216
217//____________________________________________________________________________
218Float_t AliZDC::ZMin(void) const
219{
220 // Minimum dimension of the ZDC module in z
221 return -11600.;
222}
223
224//____________________________________________________________________________
225Float_t AliZDC::ZMax(void) const
226{
227 // Maximum dimension of the ZDC module in z
228 return 11750.;
229}
230
231
232//_____________________________________________________________________________
233void AliZDC::MakeBranch(Option_t *opt)
234{
235 //
236 // Create Tree branches for the ZDC
237 //
238
239 char branchname[10];
240 sprintf(branchname,"%s",GetName());
241
242 const char *cH = strstr(opt,"H");
243
244 if(cH && fLoader->TreeH()) {
245 if (fHits) {
246 fHits->Clear();
247 fNhits = 0;
248 }
249 else {
250 fHits = new TClonesArray("AliZDCHit",1000);
251 if (gAlice && gAlice->GetMCApp())
252 gAlice->GetMCApp()->AddHitList(fHits);
253 }
254 }
255
256 AliDetector::MakeBranch(opt);
257}
258
259//_____________________________________________________________________________
260void AliZDC::Hits2SDigits()
261{
262 // Create summable digits from hits
263
264 AliDebug(1,"\n AliZDC::Hits2SDigits() ");
265
266 fLoader->LoadHits("read");
267 fLoader->LoadSDigits("recreate");
268 AliRunLoader* runLoader = fLoader->GetRunLoader();
269 AliZDCSDigit sdigit;
270 AliZDCSDigit* psdigit = &sdigit;
271
272 // Event loop
273 for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
274 Float_t pmZNC[5], pmZPC[5], pmZNA[5], pmZPA[5], pmZEM1=0., pmZEM2=0.;
275 for(Int_t i=0; i<5; i++) pmZNC[i] = pmZPC[i] = pmZNA[i] = pmZPA[i] = 0;
276
277 runLoader->GetEvent(iEvent);
278 TTree* treeH = fLoader->TreeH();
279 Int_t ntracks = (Int_t) treeH->GetEntries();
280 ResetHits();
281
282 // Tracks loop
283 Int_t sector[2]; Float_t trackTime = 0.;
284 for(Int_t itrack = 0; itrack < ntracks; itrack++) {
285 treeH->GetEntry(itrack);
286 for(AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
287 zdcHit = (AliZDCHit*)NextHit()) {
288
289 sector[0] = zdcHit->GetVolume(0);
290 sector[1] = zdcHit->GetVolume(1);
291 if((sector[1] < 1) || (sector[1]>5)) {
292 Error("Hits2SDigits", "sector[0] = %d, sector[1] = %d", sector[0], sector[1]);
293 continue;
294 }
295 Float_t lightQ = zdcHit->GetLightPMQ();
296 Float_t lightC = zdcHit->GetLightPMC();
297 trackTime = zdcHit->GetTrackTOF();
298 // Signals from ZEM are delayed to arrive in time with ZDC signals
299 if(sector[0] == 3) trackTime += 320;
300 // Ch. debug
301 //printf("\t det %d vol %d trackTOF %f lightQ %1.0f lightC %1.0f\n",
302 // sector[0], sector[1], trackTime, lightQ, lightC);
303
304 if(sector[0] == 1) { //ZNC
305 pmZNC[0] += lightC;
306 pmZNC[sector[1]] += lightQ;
307 }
308 else if(sector[0] == 2) { //ZPC
309 pmZPC[0] += lightC;
310 pmZPC[sector[1]] += lightQ;
311 }
312 else if(sector[0] == 3) { //ZEM
313 if(sector[1] == 1) pmZEM1 += lightC;
314 else pmZEM2 += lightQ;
315 }
316 if(sector[0] == 4) { //ZNA
317 pmZNA[0] += lightC;
318 pmZNA[sector[1]] += lightQ;
319 }
320 else if(sector[0] == 5) { //ZPA
321 pmZPA[0] += lightC;
322 pmZPA[sector[1]] += lightQ;
323 }
324 }//Hits loop
325 }//Tracks loop
326
327 // create the output tree
328 fLoader->MakeTree("S");
329 TTree* treeS = fLoader->TreeS();
330 const Int_t kBufferSize = 4000;
331 treeS->Branch(GetName(), "AliZDCSDigit", &psdigit, kBufferSize);
332
333 // Create sdigits for ZNC
334 sector[0] = 1; // Detector = ZNC
335 for(Int_t j = 0; j < 5; j++) {
336 sector[1] = j;
337 if(pmZNC[j]>0){
338 new(psdigit) AliZDCSDigit(sector, pmZNC[j], trackTime);
339 treeS->Fill();
340 // Ch. debug
341 //printf("\t SDigit created: det %d quad %d pmZNC[%d] %1.0f trackTOF %f\n",
342 // sector[0], sector[1], j, pmZNC[j], trackTime);
343 }
344 }
345
346 // Create sdigits for ZPC
347 sector[0] = 2; // Detector = ZPC
348 for(Int_t j = 0; j < 5; j++) {
349 sector[1] = j; // Towers PM ADCs
350 if(pmZPC[j]>0){
351 new(psdigit) AliZDCSDigit(sector, pmZPC[j], trackTime);
352 treeS->Fill();
353 // Ch. debug
354 //printf("\t SDigit created: det %d quad %d pmZPC[%d] %1.0f trackTOF %f\n",
355 // sector[0], sector[1], j, pmZPC[j], trackTime);
356 }
357 }
358
359 // Create sdigits for ZEM
360 sector[0] = 3;
361 sector[1] = 1; // Detector = ZEM1
362 if(pmZEM1>0){
363 new(psdigit) AliZDCSDigit(sector, pmZEM1, trackTime);
364 treeS->Fill();
365 // Ch. debug
366 //printf("\t SDigit created: det %d quad %d pmZEM1 %1.0f trackTOF %f\n",
367 // sector[0], sector[1], pmZEM1, trackTime);
368 }
369 sector[1] = 2; // Detector = ZEM2
370 if(pmZEM2>0){
371 new(psdigit) AliZDCSDigit(sector, pmZEM2, trackTime);
372 treeS->Fill();
373 // Ch. debug
374 //printf("\t SDigit created: det %d quad %d pmZEM2 %1.0f trackTOF %f\n",
375 // sector[0], sector[1], pmZEM2, trackTime);
376 }
377
378 // Create sdigits for ZNA
379 sector[0] = 4; // Detector = ZNA
380 for(Int_t j = 0; j < 5; j++) {
381 sector[1] = j; // Towers PM ADCs
382 if(pmZNA[j]>0){
383 new(psdigit) AliZDCSDigit(sector, pmZNA[j], trackTime);
384 treeS->Fill();
385 // Ch. debug
386 //printf("\t SDigit created: det %d quad %d pmZNA[%d] %1.0f trackTOF %f\n",
387 // sector[0], sector[1], j, pmZNA[j], trackTime);
388 }
389 }
390
391 // Create sdigits for ZPA
392 sector[0] = 5; // Detector = ZPA
393 sector[1] = 0; // Common PM ADC
394 for(Int_t j = 0; j < 5; j++) {
395 sector[1] = j; // Towers PM ADCs
396 if(pmZPA[j]>0){
397 new(psdigit) AliZDCSDigit(sector, pmZPA[j], trackTime);
398 treeS->Fill();
399 // Ch. debug
400 //printf("\t SDigit created: det %d quad %d pmZPA[%d] %1.0f trackTOF %f\n",
401 // sector[0], sector[1], j, pmZPA[j], trackTime);
402 }
403 }
404
405 // write the output tree
406 fLoader->WriteSDigits("OVERWRITE");
407 }
408
409 fLoader->UnloadHits();
410 fLoader->UnloadSDigits();
411}
412
413//_____________________________________________________________________________
414AliDigitizer* AliZDC::CreateDigitizer(AliRunDigitizer* manager) const
415{
416 // Create the digitizer for ZDC
417 AliZDCDigitizer *zdcDigitizer = new AliZDCDigitizer(manager);
418 if(fSpectatorTracked==0) zdcDigitizer->SetSpectators2Track();
419 //printf("\n**************************ZDC digitizer created with Spectators2Track = %d\n\n", fSpectatorTracked);
420 return zdcDigitizer;
421}
422
423//_____________________________________________________________________________
424void AliZDC::Digits2Raw()
425{
426 // Convert ZDC digits to raw data
427
428 // Format: 24 int values -> ZN1(C+Q1-4), ZP1(C+Q1-4), ZEM1, ZEM2, ZN(C+Q1-4), ZP2(C+Q1-4), 2 Ref PMs
429 // + 24 int values for the corresponding out of time channels
430 // For the CAEN module V965 we have an Header, the Data Words and an End Of Block
431 // 12 channels x 2 gain chains read from 1st ADC module
432 // 12 channels x 2 gain chains read from 2nd ADC module
433 // 12 channels x 2 gain chains read from 3rd ADC module (o.o.t.)
434 // 12 channels x 2 gain chains read from 4rth ADC module (o.o.t.)
435 //
436 const int knADCData1=12, knADCData2=12;
437 const int knADCData3=12, knADCData4=12;
438 //
439 UInt_t lADCHeader1;
440 UInt_t lADCHeader2;
441 UInt_t lADCHeader3;
442 UInt_t lADCHeader4;
443 //
444 UInt_t lADCData1[2*knADCData1];
445 UInt_t lADCData2[2*knADCData2];
446 UInt_t lADCData3[2*knADCData3];
447 UInt_t lADCData4[2*knADCData4];
448 //
449 UInt_t lADCEndBlock;
450
451 // load the digits
452 fLoader->LoadDigits("read");
453 AliZDCDigit digit;
454 AliZDCDigit* pdigit = &digit;
455 TTree* treeD = fLoader->TreeD();
456 if(!treeD) return;
457 treeD->SetBranchAddress("ZDC", &pdigit);
458 //printf("\t AliZDC::Digits2Raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
459
460 // Reading channel map
461 //printf("\n\t Reading ADC mapping from OCDB\n");
462 AliZDCChMap * chMap = GetChMap();
463 const int nCh = knADCData1+knADCData2+knADCData3+knADCData4;
464 Int_t mapADC[nCh][4];
465 for(Int_t i=0; i<nCh; i++){
466 mapADC[i][0] = chMap->GetADCModule(i);
467 mapADC[i][1] = chMap->GetADCChannel(i);
468 mapADC[i][2] = chMap->GetDetector(i);
469 mapADC[i][3] = chMap->GetSector(i);
470 // Ch. debug
471 //printf(" mapADC[%d] = (%d %d %d %d)\n", i,
472 // mapADC[i][0],mapADC[i][1],mapADC[i][2],mapADC[i][3]);
473 }
474
475 // *** Fill data array
476 // ** ADC header
477 UInt_t lADCHeaderGEO1 = 0;
478 UInt_t lADCHeaderGEO2 = 1;
479 UInt_t lADCHeaderGEO3 = 2;
480 UInt_t lADCHeaderGEO4 = 3;
481 UInt_t lADCHeaderCRATE = 0;
482 UInt_t lADCHeaderCNT1 = knADCData1;
483 UInt_t lADCHeaderCNT2 = knADCData2;
484 UInt_t lADCHeaderCNT3 = knADCData3;
485 UInt_t lADCHeaderCNT4 = knADCData4;
486
487 lADCHeader1 = lADCHeaderGEO1 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
488 lADCHeaderCNT1 << 8 ;
489 lADCHeader2 = lADCHeaderGEO2 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
490 lADCHeaderCNT2 << 8 ;
491 lADCHeader3 = lADCHeaderGEO3 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
492 lADCHeaderCNT3 << 8 ;
493 lADCHeader4 = lADCHeaderGEO4 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
494 lADCHeaderCNT4 << 8 ;
495
496 // ** ADC data word
497 UInt_t lADCDataGEO = 0;
498 //
499 UInt_t lADCDataValue1[2*knADCData1];
500 UInt_t lADCDataValue2[2*knADCData2];
501 UInt_t lADCDataValue3[2*knADCData3];
502 UInt_t lADCDataValue4[2*knADCData4];
503 //
504 UInt_t lADCDataOvFlwHG = 0;
505 UInt_t lADCDataOvFlwLG = 0;
506 //
507 for(Int_t i=0; i<2*knADCData1 ; i++) lADCDataValue1[i] = 0;
508 for(Int_t i=0; i<2*knADCData2 ; i++) lADCDataValue2[i] = 0;
509 for(Int_t i=0; i<2*knADCData3 ; i++) lADCDataValue3[i] = 0;
510 for(Int_t i=0; i<2*knADCData4 ; i++) lADCDataValue4[i] = 0;
511 //
512 UInt_t lADCDataChannel = 0;
513
514 // loop over digits
515 for(Int_t iDigit=0; iDigit<treeD->GetEntries(); iDigit++){
516 treeD->GetEntry(iDigit);
517 if(!pdigit) continue;
518 //digit.Print("");
519
520 // *** ADC data
521 // Scan of the map to assign the correct ADC module-channel
522 for(Int_t k=0; k<nCh; k++){
523 if(iDigit<knADCData1+knADCData2){
524 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
525 lADCDataGEO = (UInt_t) mapADC[k][0];
526 lADCDataChannel = (UInt_t) mapADC[k][1];
527 break;
528 }
529 }
530 else{
531 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
532 lADCDataGEO = (UInt_t) mapADC[k][0];
533 lADCDataChannel = (UInt_t) mapADC[k][1];
534 if(k>knADCData1+knADCData2) break;
535 }
536 }
537 }
538 // Ch. debug
539 //printf(" det %d sec %d -> lADCDataGEO %d lADCDataChannel %d\n",
540 // digit.GetSector(0),digit.GetSector(1),lADCDataGEO,lADCDataChannel);
541
542 if(lADCDataGEO==0){
543 Int_t indHG = iDigit;
544 Int_t indLG = indHG+knADCData1;
545 // High gain ADC ch.
546 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
547 lADCDataValue1[indHG] = digit.GetADCValue(0);
548 lADCData1[indHG] = lADCDataGEO << 27 | lADCDataChannel << 17 |
549 lADCDataOvFlwHG << 12 | (lADCDataValue1[indHG] & 0xfff);
550 // Low gain ADC ch.
551 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
552 lADCDataValue1[indLG] = digit.GetADCValue(1);
553 lADCData1[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
554 lADCDataOvFlwLG << 12 | (lADCDataValue1[indLG] & 0xfff);
555 // Ch. debug
556 //printf(" lADCDataGEO %d lADCDataValue1[%d] = %d lADCDataValue1[%d] = %d\n",
557 // lADCDataGEO,iDigit,lADCDataValue1[indLG],indLG,lADCDataValue1[indLG]);
558 }
559 else if(lADCDataGEO==1){
560 Int_t indHG = iDigit-knADCData1;
561 Int_t indLG = indHG+knADCData2;
562 // High gain ADC ch.
563 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
564 lADCDataValue2[indHG] = digit.GetADCValue(0);
565 lADCData2[indHG] = lADCDataGEO << 27 | lADCDataChannel << 17 |
566 lADCDataOvFlwHG << 12 | (lADCDataValue2[indHG] & 0xfff);
567 // Low gain ADC ch.
568 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
569 lADCDataValue2[indLG] = digit.GetADCValue(1);
570 lADCData2[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
571 lADCDataOvFlwLG << 12 | (lADCDataValue2[indLG] & 0xfff);
572 //Ch. debug
573 //printf(" lADCDataGEO %d lADCDataValue2[%d] = %d lADCDataValue2[%d] = %d\n",
574 // lADCDataGEO,indHG,lADCDataValue2[indHG],indLG,lADCDataValue2[indLG]);
575 }
576 else if(lADCDataGEO==2){
577 Int_t indHG = iDigit-knADCData1-knADCData2;
578 Int_t indLG = indHG+knADCData3;
579 // High gain ADC ch.
580 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
581 lADCDataValue3[indHG] = digit.GetADCValue(0);
582 lADCData3[indHG] = lADCDataGEO << 27 | lADCDataChannel << 17 |
583 lADCDataOvFlwHG << 12 | (lADCDataValue3[indHG] & 0xfff);
584 // Low gain ADC ch.
585 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
586 lADCDataValue3[indLG] = digit.GetADCValue(1);
587 lADCData3[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
588 lADCDataOvFlwLG << 12 | (lADCDataValue3[indLG] & 0xfff);
589 //Ch. debug
590 //printf(" lADCDataGEO %d lADCDataValue3[%d] = %d lADCDataValue3[%d] = %d\n",
591 // lADCDataGEO,indHG,lADCDataValue3[indHG],indLG,lADCDataValue3[indLG]);
592 }
593 else if(lADCDataGEO==3){
594 Int_t indHG = iDigit-knADCData1-knADCData2-knADCData3;
595 Int_t indLG = indHG+knADCData4;
596 // High gain ADC ch.
597 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
598 lADCDataValue4[indHG] = digit.GetADCValue(0);
599 lADCData4[indHG] = lADCDataGEO << 27 | lADCDataChannel << 17 |
600 lADCDataOvFlwHG << 12 | (lADCDataValue4[indHG] & 0xfff);
601 // Low gain ADC ch.
602 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
603 lADCDataValue4[indLG] = digit.GetADCValue(1);
604 lADCData4[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
605 lADCDataOvFlwLG << 12 | (lADCDataValue4[indLG] & 0xfff);
606 // Ch. debug
607 //printf(" lADCDataGEO %d lADCDataValue4[%d] = %d lADCDataValue4[%d] = %d\n",
608 // lADCDataGEO,indHG,lADCDataValue4[indHG],indLG,lADCDataValue4[indLG]);
609 }
610
611 }
612 //
613 /*for(Int_t i=0;i<2*knADCData1;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
614 for(Int_t i=0;i<2*knADCData2;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
615 for(Int_t i=0;i<2*knADCData3;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
616 for(Int_t i=0;i<2*knADCData4;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);*/
617
618 // End of Block
619 UInt_t lADCEndBlockGEO = 0;
620 // Event counter in ADC EOB -> getting no. of events in run from AliRunLoader
621 // get run loader
622 AliRunLoader* runLoader = fLoader->GetRunLoader();
623 UInt_t lADCEndBlockEvCount = runLoader->GetEventNumber();
624 //
625 lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
626 //printf("\t AliZDC::Digits2Raw -> ADCEndBlock = %d\n",lADCEndBlock);
627
628 // open the output file
629 char fileName[30];
630 strcpy(fileName,AliDAQ::DdlFileName("ZDC",0));
631
632 AliFstream* file = new AliFstream(fileName);
633
634 // write the DDL data header
635 AliRawDataHeaderSim header;
636 header.fSize = sizeof(header) +
637 sizeof(lADCHeader1) + sizeof(lADCData1) + sizeof(lADCEndBlock) +
638 sizeof(lADCHeader2) + sizeof(lADCData2) + sizeof(lADCEndBlock) +
639 sizeof(lADCHeader3) + sizeof(lADCData3) + sizeof(lADCEndBlock) +
640 sizeof(lADCHeader4) + sizeof(lADCData4) + sizeof(lADCEndBlock);
641 //
642 /*printf("sizeof header = %d, ADCHeader1 = %d, ADCData1 = %d, ADCEndBlock = %d\n",
643 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
644 printf("sizeof header = %d, ADCHeader2 = %d, ADCData2 = %d, ADCEndBlock = %d\n",
645 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));
646 printf("sizeof header = %d, ADCHeader3 = %d, ADCData3 = %d, ADCEndBlock = %d\n",
647 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
648 printf("sizeof header = %d, ADCHeader4 = %d, ADCData4 = %d, ADCEndBlock = %d\n",
649 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));*/
650
651 header.SetAttribute(0); // valid data
652 file->WriteBuffer((char*)(&header), sizeof(header));
653 // write the raw data and close the file
654 file->WriteBuffer((char*) &lADCHeader1, sizeof (lADCHeader1));
655 file->WriteBuffer((char*) &lADCData1, sizeof(lADCData1));
656 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
657 file->WriteBuffer((char*) &lADCHeader2, sizeof (lADCHeader2));
658 file->WriteBuffer((char*) (lADCData2), sizeof(lADCData2));
659 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
660 file->WriteBuffer((char*) &lADCHeader3, sizeof (lADCHeader3));
661 file->WriteBuffer((char*) (lADCData3), sizeof(lADCData3));
662 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
663 file->WriteBuffer((char*) &lADCHeader4, sizeof (lADCHeader4));
664 file->WriteBuffer((char*) (lADCData4), sizeof(lADCData4));
665 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
666 delete file;
667
668 // unload the digits
669 fLoader->UnloadDigits();
670}
671
672//_____________________________________________________________________________
673Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
674{
675 // Convert ZDC raw data to Sdigits
676 const int kNch = 48;
677 AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ZDCLoader");
678 if(!loader) {
679 AliError("no ZDC loader found");
680 return kFALSE;
681 }
682
683 // Create the output digit tree
684 TTree* treeS = loader->TreeS();
685 if(!treeS){
686 loader->MakeTree("S");
687 treeS = loader->TreeS();
688 }
689 //
690 AliZDCSDigit sdigit;
691 AliZDCSDigit* psdigit = &sdigit;
692 const Int_t kBufferSize = 4000;
693 treeS->Branch("ZDC", "AliZDCSDigit", &psdigit, kBufferSize);
694 //
695 AliZDCRawStream rawStream(rawReader);
696 Int_t sector[2], resADC, rawADC, corrADC, nPheVal;
697 Int_t jcount = 0;
698 while(rawStream.Next()){
699 if(rawStream.IsADCDataWord()){
700 //For the moment only in-time SDigits are foreseen (1st 48 raw values)
701 if(jcount < kNch){
702 for(Int_t j=0; j<2; j++) sector[j] = rawStream.GetSector(j);
703 rawADC = rawStream.GetADCValue();
704 resADC = rawStream.GetADCGain();
705 //printf("\t RAw2SDigits raw%d -> RawADC[%d, %d, %d] read\n",
706 // jcount, sector[0], sector[1], rawADC);
707 //
708 corrADC = rawADC - Pedestal(sector[0], sector[1], resADC);
709 if(corrADC<0) corrADC=0;
710 nPheVal = ADCch2Phe(sector[0], sector[1], corrADC, resADC);
711 //
712 //printf("\t \t -> SDigit[%d, %d, %d] created\n",
713 // sector[0], sector[1], nPheVal);
714 //
715 new(psdigit) AliZDCSDigit(sector, (Float_t) nPheVal, 0.);
716 treeS->Fill();
717 jcount++;
718 }
719 }//IsADCDataWord
720 }//rawStream.Next
721 // write the output tree
722 fLoader->WriteSDigits("OVERWRITE");
723 fLoader->UnloadSDigits();
724
725 return kTRUE;
726}
727
728//_____________________________________________________________________________
729Int_t AliZDC::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
730{
731 // Returns a pedestal for detector det, PM quad, channel with res.
732 //
733 // Getting calibration object for ZDC set
734 AliCDBManager *man = AliCDBManager::Instance();
735 AliCDBEntry *entry = man->Get("ZDC/Calib/Pedestals");
736 AliZDCPedestals *calibPed = (AliZDCPedestals*) entry->GetObject();
737 //
738 if(!calibPed){
739 printf("\t No calibration object found for ZDC!");
740 return -1;
741 }
742 //
743 Int_t index=0, kNch=24;
744 if(Quad!=5){
745 if(Det==1) index = Quad+kNch*Res; // ZN1
746 else if(Det==2) index = Quad+5+kNch*Res; // ZP1
747 else if(Det==3) index = Quad+9+kNch*Res; // ZEM
748 else if(Det==4) index = Quad+12+kNch*Res; // ZN2
749 else if(Det==5) index = Quad+17+kNch*Res; // ZP2
750 }
751 else index = (Det-1)/3+22+kNch*Res; // Reference PMs
752 //
753 //
754 Float_t meanPed = calibPed->GetMeanPed(index);
755 Float_t pedWidth = calibPed->GetMeanPedWidth(index);
756 Float_t pedValue = gRandom->Gaus(meanPed,pedWidth);
757 //
758 //printf("\t AliZDC::Pedestal - det(%d, %d) - Ped[%d] = %d\n",Det, Quad, index,(Int_t) pedValue); // Chiara debugging!
759
760
761
762 return (Int_t) pedValue;
763}
764
765
766//_____________________________________________________________________________
767Int_t AliZDC::ADCch2Phe(Int_t Det, Int_t Quad, Int_t ADCVal, Int_t Res) const
768{
769 // Evaluation of the no. of phe produced
770 Float_t pmGain[6][5];
771 Float_t resADC[2];
772 for(Int_t j = 0; j < 5; j++){
773 pmGain[0][j] = 50000.;
774 pmGain[1][j] = 100000.;
775 pmGain[2][j] = 100000.;
776 pmGain[3][j] = 50000.;
777 pmGain[4][j] = 100000.;
778 pmGain[5][j] = 100000.;
779 }
780 // ADC Caen V965
781 resADC[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
782 resADC[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
783 //
784 Int_t nPhe = (Int_t) (ADCVal / (pmGain[Det-1][Quad] * resADC[Res]));
785 //
786 //printf("\t AliZDC::ADCch2Phe -> det(%d, %d) - ADC %d phe %d\n",Det,Quad,ADCVal,nPhe);
787
788 return nPhe;
789}
790
791//______________________________________________________________________
792void AliZDC::SetTreeAddress(){
793
794 // Set branch address for the Trees.
795 if(fLoader->TreeH() && (fHits == 0x0))
796 fHits = new TClonesArray("AliZDCHit",1000);
797
798 AliDetector::SetTreeAddress();
799}
800
801//_____________________________________________________________________________
802AliZDCChMap* AliZDC::GetChMap() const
803{
804
805 // Getting calibration object for ZDC
806
807 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/ChMap");
808 if(!entry) AliFatal("No calibration data loaded!");
809
810 AliZDCChMap *calibdata = dynamic_cast<AliZDCChMap*> (entry->GetObject());
811 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
812
813 return calibdata;
814}