1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 ///////////////////////////////////////////////////////////////////////////////
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 //
25 ///////////////////////////////////////////////////////////////////////////////
28 #include <TClonesArray.h>
33 #include <TParticle.h>
35 // --- AliRoot header files
36 #include "AliDetector.h"
37 #include "AliRawDataHeaderSim.h"
38 #include "AliRawReader.h"
39 #include "AliLoader.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"
58 //_____________________________________________________________________________
72 // Default constructor for the Zero Degree Calorimeter base class
83 //_____________________________________________________________________________
84 AliZDC::AliZDC(const char *name, const char *title) :
85 AliDetector(name,title),
97 // Standard constructor for the Zero Degree Calorimeter base class
105 fHits = new TClonesArray("AliZDCHit",1000);
106 gAlice->GetMCApp()->AddHitList(fHits);
108 SetName("ZDC"); SetTitle("ZDC");
112 //____________________________________________________________________________
120 if(fPedCalib) delete fPedCalib;
121 if(fEnCalibData) delete fEnCalibData;
122 if(fEnCalibData) delete fEnCalibData;
126 //_____________________________________________________________________________
127 AliZDC::AliZDC(const AliZDC& ZDC) :
128 AliDetector("ZDC","ZDC"),
129 fNoShower(ZDC.fNoShower),
130 fPedCalib(ZDC.fPedCalib),
131 fEnCalibData(ZDC.fEnCalibData),
132 fTowCalibData(ZDC.fTowCalibData),
133 fZDCCalibFName(ZDC.fZDCCalibFName),
134 fSpectatorTracked(ZDC.fSpectatorTracked),
135 fBeamEnergy(ZDC.fBeamEnergy),
136 fIspASystem(ZDC.fIspASystem),
137 fIsRELDISgen(ZDC.fIsRELDISgen)
142 //_____________________________________________________________________________
143 AliZDC& AliZDC::operator=(const AliZDC& ZDC)
145 // assignement operator
147 fNoShower = ZDC.fNoShower;
148 fPedCalib = ZDC.fPedCalib;
149 fEnCalibData = ZDC.fEnCalibData;
150 fTowCalibData = ZDC.fTowCalibData;
151 fZDCCalibFName = ZDC.fZDCCalibFName;
152 fBeamEnergy = ZDC.fBeamEnergy;
153 fIspASystem = ZDC.fIspASystem;
157 //_____________________________________________________________________________
158 void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits)
161 // Add a ZDC hit to the hit list.
163 static Float_t trackTime=0., primKinEn=0., xImpact=0., yImpact=0., sFlag=0.;
164 static Int_t pcPDGcode, motPDGcode;
166 AliZDCHit *newquad, *curprimquad;
167 newquad = new AliZDCHit(fIshunt, track, vol, hits);
168 TClonesArray &lhits = *fHits;
171 // First hit -> setting flag for primary or secondary particle
172 TParticle * p = gAlice->GetMCApp()->Particle(track);
173 Int_t imo = p->GetFirstMother();
176 newquad->SetSFlag(1); // SECONDARY particle entering the ZDC
178 else if(track == imo){
179 newquad->SetSFlag(0); // PRIMARY particle entering the ZDC
182 sFlag = newquad->GetSFlag();
183 primKinEn = newquad->GetPrimKinEn();
184 xImpact = newquad->GetXImpact();
185 yImpact = newquad->GetYImpact();
186 pcPDGcode = newquad->GetPDGCode();
187 motPDGcode = newquad->GetMotherPDGCode();
188 trackTime = newquad->GetTrackTOF();
191 newquad->SetPrimKinEn(primKinEn);
192 newquad->SetXImpact(xImpact);
193 newquad->SetYImpact(yImpact);
194 newquad->SetSFlag(sFlag);
195 newquad->SetPDGCode(pcPDGcode);
196 newquad->SetMotherPDGCode(motPDGcode);
197 newquad->SetTrackTOF(trackTime);
201 for(j=0; j<fNhits; j++){
202 // If hits are equal (same track, same volume), sum them.
203 curprimquad = (AliZDCHit*) lhits[j];
204 if(*curprimquad == *newquad){
205 *curprimquad = *curprimquad+*newquad;
207 //printf("\n\t Summing hits **************** \n", fNhits);
208 //curprimquad->Print("");
215 //Otherwise create a new hit
216 new(lhits[fNhits]) AliZDCHit(*newquad);
219 //printf("\n\t New ZDC hit added! fNhits = %d\n", fNhits);
220 //newquad->Print("");
225 //____________________________________________________________________________
226 Float_t AliZDC::ZMin(void) const
228 // Minimum dimension of the ZDC module in z
232 //____________________________________________________________________________
233 Float_t AliZDC::ZMax(void) const
235 // Maximum dimension of the ZDC module in z
240 //_____________________________________________________________________________
241 void AliZDC::MakeBranch(Option_t *opt)
244 // Create Tree branches for the ZDC
248 snprintf(branchname, 10, "%s", GetName());
250 const char *cH = strstr(opt,"H");
252 if(cH && fLoader->TreeH()) {
258 fHits = new TClonesArray("AliZDCHit",1000);
259 if (gAlice && gAlice->GetMCApp())
260 gAlice->GetMCApp()->AddHitList(fHits);
264 AliDetector::MakeBranch(opt);
267 //_____________________________________________________________________________
268 void AliZDC::Hits2SDigits()
270 // Create summable digits from hits
272 AliDebug(1,"\n AliZDC::Hits2SDigits() ");
274 fLoader->LoadHits("read");
275 fLoader->LoadSDigits("recreate");
276 AliRunLoader* runLoader = fLoader->GetRunLoader();
278 AliZDCSDigit* psdigit = &sdigit;
281 for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
282 Float_t pmZNC[5], pmZPC[5], pmZNA[5], pmZPA[5], pmZEM1=0., pmZEM2=0.;
283 for(Int_t i=0; i<5; i++) pmZNC[i] = pmZPC[i] = pmZNA[i] = pmZPA[i] = 0;
285 runLoader->GetEvent(iEvent);
286 TTree* treeH = fLoader->TreeH();
287 Int_t ntracks = (Int_t) treeH->GetEntries();
291 Int_t sector[2]; Float_t trackTime = 0.;
292 for(Int_t itrack = 0; itrack < ntracks; itrack++) {
293 treeH->GetEntry(itrack);
294 for(AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
295 zdcHit = (AliZDCHit*)NextHit()) {
297 sector[0] = zdcHit->GetVolume(0);
298 sector[1] = zdcHit->GetVolume(1);
299 if((sector[1] < 1) || (sector[1]>5)) {
300 Error("Hits2SDigits", "sector[0] = %d, sector[1] = %d", sector[0], sector[1]);
303 Float_t lightQ = zdcHit->GetLightPMQ();
304 Float_t lightC = zdcHit->GetLightPMC();
305 trackTime = zdcHit->GetTrackTOF();
306 // Signals from ZEM are delayed to arrive in time with ZDC signals
307 if(sector[0] == 3) trackTime += 320;
309 //printf("\t det %d vol %d trackTOF %f lightQ %1.0f lightC %1.0f\n",
310 // sector[0], sector[1], trackTime, lightQ, lightC);
312 if(sector[0] == 1) { //ZNC
314 pmZNC[sector[1]] += lightQ;
316 else if(sector[0] == 2) { //ZPC
318 pmZPC[sector[1]] += lightQ;
320 else if(sector[0] == 3) { //ZEM
321 if(sector[1] == 1) pmZEM1 += lightC;
322 else pmZEM2 += lightQ;
324 if(sector[0] == 4) { //ZNA
326 pmZNA[sector[1]] += lightQ;
328 else if(sector[0] == 5) { //ZPA
330 pmZPA[sector[1]] += lightQ;
335 // create the output tree
336 fLoader->MakeTree("S");
337 TTree* treeS = fLoader->TreeS();
338 const Int_t kBufferSize = 4000;
339 treeS->Branch(GetName(), "AliZDCSDigit", &psdigit, kBufferSize);
341 // Create sdigits for ZNC
342 sector[0] = 1; // Detector = ZNC
343 for(Int_t j = 0; j < 5; j++) {
346 new(psdigit) AliZDCSDigit(sector, pmZNC[j], trackTime);
349 //printf("\t SDigit created: det %d quad %d pmZNC[%d] %1.0f trackTOF %f\n",
350 // sector[0], sector[1], j, pmZNC[j], trackTime);
354 // Create sdigits for ZPC
355 sector[0] = 2; // Detector = ZPC
356 for(Int_t j = 0; j < 5; j++) {
357 sector[1] = j; // Towers PM ADCs
359 new(psdigit) AliZDCSDigit(sector, pmZPC[j], trackTime);
362 //printf("\t SDigit created: det %d quad %d pmZPC[%d] %1.0f trackTOF %f\n",
363 // sector[0], sector[1], j, pmZPC[j], trackTime);
367 // Create sdigits for ZEM
369 sector[1] = 1; // Detector = ZEM1
371 new(psdigit) AliZDCSDigit(sector, pmZEM1, trackTime);
374 //printf("\t SDigit created: det %d quad %d pmZEM1 %1.0f trackTOF %f\n",
375 // sector[0], sector[1], pmZEM1, trackTime);
377 sector[1] = 2; // Detector = ZEM2
379 new(psdigit) AliZDCSDigit(sector, pmZEM2, trackTime);
382 //printf("\t SDigit created: det %d quad %d pmZEM2 %1.0f trackTOF %f\n",
383 // sector[0], sector[1], pmZEM2, trackTime);
386 // Create sdigits for ZNA
387 sector[0] = 4; // Detector = ZNA
388 for(Int_t j = 0; j < 5; j++) {
389 sector[1] = j; // Towers PM ADCs
391 new(psdigit) AliZDCSDigit(sector, pmZNA[j], trackTime);
394 //printf("\t SDigit created: det %d quad %d pmZNA[%d] %1.0f trackTOF %f\n",
395 // sector[0], sector[1], j, pmZNA[j], trackTime);
399 // Create sdigits for ZPA
400 sector[0] = 5; // Detector = ZPA
401 sector[1] = 0; // Common PM ADC
402 for(Int_t j = 0; j < 5; j++) {
403 sector[1] = j; // Towers PM ADCs
405 new(psdigit) AliZDCSDigit(sector, pmZPA[j], trackTime);
408 //printf("\t SDigit created: det %d quad %d pmZPA[%d] %1.0f trackTOF %f\n",
409 // sector[0], sector[1], j, pmZPA[j], trackTime);
413 // write the output tree
414 fLoader->WriteSDigits("OVERWRITE");
417 fLoader->UnloadHits();
418 fLoader->UnloadSDigits();
421 //_____________________________________________________________________________
422 AliDigitizer* AliZDC::CreateDigitizer(AliDigitizationInput* digInput) const{
423 // Create the digitizer for ZDC
424 AliZDCDigitizer *zdcDigitizer = new AliZDCDigitizer(digInput);
425 if(fSpectatorTracked==0) zdcDigitizer->SetSpectators2Track();
426 if(fBeamEnergy>0.01) zdcDigitizer->SetBeamEnergy(fBeamEnergy);
427 if(fIspASystem==kTRUE) zdcDigitizer->SetpAsystem();
428 if(fIsRELDISgen==kTRUE) zdcDigitizer->SetRELDISGenerator();
429 //if(fIspASystem==kTRUE) printf("\n **** ZDC digitizer initialized for p-A collisions\n\n");
433 //_____________________________________________________________________________
434 void AliZDC::Digits2Raw()
436 // Convert ZDC digits to raw data
438 // 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
439 // + 24 int values for the corresponding out of time channels
440 // For the CAEN module V965 we have an Header, the Data Words and an End Of Block
441 // 12 channels x 2 gain chains read from 1st ADC module
442 // 12 channels x 2 gain chains read from 2nd ADC module
443 // 12 channels x 2 gain chains read from 3rd ADC module (o.o.t.)
444 // 12 channels x 2 gain chains read from 4rth ADC module (o.o.t.)
446 const int knADCData1=12, knADCData2=12;
447 const int knADCData3=12, knADCData4=12;
454 UInt_t lADCData1[2*knADCData1];
455 UInt_t lADCData2[2*knADCData2];
456 UInt_t lADCData3[2*knADCData3];
457 UInt_t lADCData4[2*knADCData4];
462 fLoader->LoadDigits("read");
464 AliZDCDigit* pdigit = &digit;
465 TTree* treeD = fLoader->TreeD();
467 treeD->SetBranchAddress("ZDC", &pdigit);
468 //printf("\t AliZDC::Digits2Raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
470 // Reading channel map
471 //printf("\n\t Reading ADC mapping from OCDB\n");
472 AliZDCChMap * chMap = GetChMap();
473 const int nCh = knADCData1+knADCData2+knADCData3+knADCData4;
474 Int_t mapADC[nCh][4];
475 for(Int_t i=0; i<nCh; i++){
476 mapADC[i][0] = chMap->GetADCModule(i);
477 mapADC[i][1] = chMap->GetADCChannel(i);
478 mapADC[i][2] = chMap->GetDetector(i);
479 mapADC[i][3] = chMap->GetSector(i);
481 //printf(" mapADC[%d] = (%d %d %d %d)\n", i,
482 // mapADC[i][0],mapADC[i][1],mapADC[i][2],mapADC[i][3]);
485 // *** Fill data array
487 UInt_t lADCHeaderGEO1 = 0;
488 UInt_t lADCHeaderGEO2 = 1;
489 UInt_t lADCHeaderGEO3 = 2;
490 UInt_t lADCHeaderGEO4 = 3;
491 UInt_t lADCHeaderCRATE = 0;
492 UInt_t lADCHeaderCNT1 = knADCData1;
493 UInt_t lADCHeaderCNT2 = knADCData2;
494 UInt_t lADCHeaderCNT3 = knADCData3;
495 UInt_t lADCHeaderCNT4 = knADCData4;
497 lADCHeader1 = lADCHeaderGEO1 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
498 lADCHeaderCNT1 << 8 ;
499 lADCHeader2 = lADCHeaderGEO2 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
500 lADCHeaderCNT2 << 8 ;
501 lADCHeader3 = lADCHeaderGEO3 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
502 lADCHeaderCNT3 << 8 ;
503 lADCHeader4 = lADCHeaderGEO4 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
504 lADCHeaderCNT4 << 8 ;
507 UInt_t lADCDataGEO = 0;
509 UInt_t lADCDataValue1[2*knADCData1];
510 UInt_t lADCDataValue2[2*knADCData2];
511 UInt_t lADCDataValue3[2*knADCData3];
512 UInt_t lADCDataValue4[2*knADCData4];
514 UInt_t lADCDataOvFlwHG = 0;
515 UInt_t lADCDataOvFlwLG = 0;
517 for(Int_t i=0; i<2*knADCData1 ; i++) lADCDataValue1[i] = 0;
518 for(Int_t i=0; i<2*knADCData2 ; i++) lADCDataValue2[i] = 0;
519 for(Int_t i=0; i<2*knADCData3 ; i++) lADCDataValue3[i] = 0;
520 for(Int_t i=0; i<2*knADCData4 ; i++) lADCDataValue4[i] = 0;
522 UInt_t lADCDataChannel = 0;
524 Int_t indADC0=0, indADC1=0, indADC2=0, indADC3=0;
527 for(Int_t iDigit=0; iDigit<(Int_t) (treeD->GetEntries()); iDigit++){
528 treeD->GetEntry(iDigit);
529 if(!pdigit) continue;
533 // Scan of the map to assign the correct ADC module-channel
534 for(Int_t k=0; k<nCh; k++){
535 if(iDigit<knADCData1+knADCData2){
536 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
537 lADCDataGEO = (UInt_t) mapADC[k][0];
538 lADCDataChannel = (UInt_t) mapADC[k][1];
543 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
544 lADCDataGEO = (UInt_t) mapADC[k][0];
545 lADCDataChannel = (UInt_t) mapADC[k][1];
546 if(k>knADCData1+knADCData2) break;
551 //printf("iDigit %d det %d sec %d -> lADCDataGEO %d lADCDataChannel %d\n",
552 // iDigit,digit.GetSector(0),digit.GetSector(1),lADCDataGEO,lADCDataChannel);
555 if(indADC0>=knADCData1){
556 AliWarning(" Problem with digit index 4 ADC0\n");
559 Int_t indLG = indADC0+knADCData1;
561 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
562 lADCDataValue1[indADC0] = digit.GetADCValue(0);
563 lADCData1[indADC0] = lADCDataGEO << 27 | lADCDataChannel << 17 |
564 lADCDataOvFlwHG << 12 | (lADCDataValue1[indADC0] & 0xfff);
566 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
567 lADCDataValue1[indLG] = digit.GetADCValue(1);
568 lADCData1[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
569 lADCDataOvFlwLG << 12 | (lADCDataValue1[indLG] & 0xfff);
571 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
572 // lADCDataGEO,indADC0,lADCDataValue1[indADC0],indLG,lADCDataValue1[indLG]);
576 else if(lADCDataGEO==1){
577 if(indADC1>=knADCData2){
578 AliWarning(" Problem with digit index 4 ADC1\n");
581 Int_t indLG = indADC1+knADCData2;
583 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
584 lADCDataValue2[indADC1] = digit.GetADCValue(0);
585 lADCData2[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
586 lADCDataOvFlwHG << 12 | (lADCDataValue2[indADC1] & 0xfff);
588 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
589 lADCDataValue2[indLG] = digit.GetADCValue(1);
590 lADCData2[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
591 lADCDataOvFlwLG << 12 | (lADCDataValue2[indLG] & 0xfff);
593 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
594 // lADCDataGEO,indADC1,lADCDataValue2[indADC1],indLG,lADCDataValue2[indLG]);
598 else if(lADCDataGEO==2){
599 if(indADC2>=knADCData3){
600 AliWarning(" Problem with digit index 4 ADC2\n");
603 Int_t indLG = indADC2+knADCData3;
605 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
606 lADCDataValue3[indADC1] = digit.GetADCValue(0);
607 lADCData3[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
608 lADCDataOvFlwHG << 12 | (lADCDataValue3[indADC2] & 0xfff);
610 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
611 lADCDataValue3[indLG] = digit.GetADCValue(1);
612 lADCData3[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
613 lADCDataOvFlwLG << 12 | (lADCDataValue3[indLG] & 0xfff);
615 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
616 // lADCDataGEO,indADC2,lADCDataValue3[indADC2],indLG,lADCDataValue3[indLG]);
620 else if(lADCDataGEO==3){
621 if(indADC3>=knADCData4){
622 AliWarning(" Problem with digit index 4 ADC2\n");
625 Int_t indLG = indADC3+knADCData4;
627 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
628 lADCDataValue4[indADC3] = digit.GetADCValue(0);
629 lADCData4[indADC3] = lADCDataGEO << 27 | lADCDataChannel << 17 |
630 lADCDataOvFlwHG << 12 | (lADCDataValue4[indADC3] & 0xfff);
632 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
633 lADCDataValue4[indLG] = digit.GetADCValue(1);
634 lADCData4[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
635 lADCDataOvFlwLG << 12 | (lADCDataValue4[indLG] & 0xfff);
637 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
638 // lADCDataGEO,indADC3,lADCDataValue4[indADC3],indLG,lADCDataValue4[indLG]);
645 /*for(Int_t i=0;i<2*knADCData1;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
646 for(Int_t i=0;i<2*knADCData2;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
647 for(Int_t i=0;i<2*knADCData3;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
648 for(Int_t i=0;i<2*knADCData4;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);*/
651 UInt_t lADCEndBlockGEO = 0;
652 // Event counter in ADC EOB -> getting no. of events in run from AliRunLoader
654 AliRunLoader* runLoader = fLoader->GetRunLoader();
655 UInt_t lADCEndBlockEvCount = runLoader->GetEventNumber();
657 lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
658 //printf("\t AliZDC::Digits2Raw -> ADCEndBlock = %d\n",lADCEndBlock);
660 // open the output file
662 fileName.Form("%s",AliDAQ::DdlFileName("ZDC",0));
664 AliFstream* file = new AliFstream(fileName.Data());
666 // write the DDL data header
667 AliRawDataHeaderSim header;
668 header.fSize = sizeof(header) +
669 sizeof(lADCHeader1) + sizeof(lADCData1) + sizeof(lADCEndBlock) +
670 sizeof(lADCHeader2) + sizeof(lADCData2) + sizeof(lADCEndBlock) +
671 sizeof(lADCHeader3) + sizeof(lADCData3) + sizeof(lADCEndBlock) +
672 sizeof(lADCHeader4) + sizeof(lADCData4) + sizeof(lADCEndBlock);
674 /*printf("sizeof header = %d, ADCHeader1 = %d, ADCData1 = %d, ADCEndBlock = %d\n",
675 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
676 printf("sizeof header = %d, ADCHeader2 = %d, ADCData2 = %d, ADCEndBlock = %d\n",
677 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));
678 printf("sizeof header = %d, ADCHeader3 = %d, ADCData3 = %d, ADCEndBlock = %d\n",
679 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
680 printf("sizeof header = %d, ADCHeader4 = %d, ADCData4 = %d, ADCEndBlock = %d\n",
681 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));*/
683 header.SetAttribute(0); // valid data
684 file->WriteBuffer((char*)(&header), sizeof(header));
685 // write the raw data and close the file
686 file->WriteBuffer((char*) &lADCHeader1, sizeof (lADCHeader1));
687 file->WriteBuffer((char*) &lADCData1, sizeof(lADCData1));
688 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
689 file->WriteBuffer((char*) &lADCHeader2, sizeof (lADCHeader2));
690 file->WriteBuffer((char*) (lADCData2), sizeof(lADCData2));
691 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
692 file->WriteBuffer((char*) &lADCHeader3, sizeof (lADCHeader3));
693 file->WriteBuffer((char*) (lADCData3), sizeof(lADCData3));
694 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
695 file->WriteBuffer((char*) &lADCHeader4, sizeof (lADCHeader4));
696 file->WriteBuffer((char*) (lADCData4), sizeof(lADCData4));
697 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
701 fLoader->UnloadDigits();
704 //_____________________________________________________________________________
705 Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
707 // Convert ZDC raw data to Sdigits
709 AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ZDCLoader");
711 AliError("no ZDC loader found");
715 // Create the output digit tree
716 TTree* treeS = loader->TreeS();
718 loader->MakeTree("S");
719 treeS = loader->TreeS();
723 AliZDCSDigit* psdigit = &sdigit;
724 const Int_t kBufferSize = 4000;
725 treeS->Branch("ZDC", "AliZDCSDigit", &psdigit, kBufferSize);
727 AliZDCRawStream rawStream(rawReader);
728 Int_t sector[2], resADC, rawADC, corrADC, nPheVal;
730 while(rawStream.Next()){
731 if(rawStream.IsADCDataWord()){
732 //For the moment only in-time SDigits are foreseen (1st 48 raw values)
734 for(Int_t j=0; j<2; j++) sector[j] = rawStream.GetSector(j);
735 rawADC = rawStream.GetADCValue();
736 resADC = rawStream.GetADCGain();
737 //printf("\t RAw2SDigits raw%d -> RawADC[%d, %d, %d] read\n",
738 // jcount, sector[0], sector[1], rawADC);
740 corrADC = rawADC - Pedestal(sector[0], sector[1], resADC);
741 if(corrADC<0) corrADC=0;
742 nPheVal = ADCch2Phe(sector[0], sector[1], corrADC, resADC);
744 //printf("\t \t -> SDigit[%d, %d, %d] created\n",
745 // sector[0], sector[1], nPheVal);
747 new(psdigit) AliZDCSDigit(sector, (Float_t) nPheVal, 0.);
753 // write the output tree
754 fLoader->WriteSDigits("OVERWRITE");
755 fLoader->UnloadSDigits();
760 //_____________________________________________________________________________
761 Int_t AliZDC::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
763 // Returns a pedestal for detector det, PM quad, channel with res.
765 // Getting calibration object for ZDC set
766 AliCDBManager *man = AliCDBManager::Instance();
767 AliCDBEntry *entry = man->Get("ZDC/Calib/Pedestals");
768 if(!entry) AliFatal("No calibration data loaded!");
769 AliZDCPedestals *calibPed = (AliZDCPedestals*) entry->GetObject();
772 printf("\t No calibration object found for ZDC!");
776 Int_t index=0, kNch=24;
778 if(Det==1) index = Quad+kNch*Res; // ZN1
779 else if(Det==2) index = Quad+5+kNch*Res; // ZP1
780 else if(Det==3) index = Quad+9+kNch*Res; // ZEM
781 else if(Det==4) index = Quad+12+kNch*Res; // ZN2
782 else if(Det==5) index = Quad+17+kNch*Res; // ZP2
784 else index = (Det-1)/3+22+kNch*Res; // Reference PMs
787 Float_t meanPed = calibPed->GetMeanPed(index);
788 Float_t pedWidth = calibPed->GetMeanPedWidth(index);
789 Float_t pedValue = gRandom->Gaus(meanPed,pedWidth);
791 //printf("\t AliZDC::Pedestal - det(%d, %d) - Ped[%d] = %d\n",Det, Quad, index,(Int_t) pedValue); // Chiara debugging!
795 return (Int_t) pedValue;
799 //_____________________________________________________________________________
800 Int_t AliZDC::ADCch2Phe(Int_t Det, Int_t Quad, Int_t ADCVal, Int_t Res) const
802 // Evaluation of the no. of phe produced
803 Float_t pmGain[6][5];
805 for(Int_t j = 0; j < 5; j++){
806 pmGain[0][j] = 50000.;
807 pmGain[1][j] = 100000.;
808 pmGain[2][j] = 100000.;
809 pmGain[3][j] = 50000.;
810 pmGain[4][j] = 100000.;
811 pmGain[5][j] = 100000.;
814 resADC[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
815 resADC[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
817 Int_t nPhe = (Int_t) (ADCVal / (pmGain[Det-1][Quad] * resADC[Res]));
819 //printf("\t AliZDC::ADCch2Phe -> det(%d, %d) - ADC %d phe %d\n",Det,Quad,ADCVal,nPhe);
824 //______________________________________________________________________
825 void AliZDC::SetTreeAddress(){
827 // Set branch address for the Trees.
828 if(fLoader->TreeH() && (fHits == 0x0))
829 fHits = new TClonesArray("AliZDCHit",1000);
831 AliDetector::SetTreeAddress();
834 //_____________________________________________________________________________
835 AliZDCChMap* AliZDC::GetChMap() const
838 // Getting calibration object for ZDC
840 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/ChMap");
841 if(!entry) AliFatal("No calibration data loaded!");
843 AliZDCChMap *calibdata = dynamic_cast<AliZDCChMap*> (entry->GetObject());
844 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");