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 //_____________________________________________________________________________
69 // Default constructor for the Zero Degree Calorimeter base class
80 //_____________________________________________________________________________
81 AliZDC::AliZDC(const char *name, const char *title) :
82 AliDetector(name,title),
91 // Standard constructor for the Zero Degree Calorimeter base class
99 fHits = new TClonesArray("AliZDCHit",1000);
100 gAlice->GetMCApp()->AddHitList(fHits);
102 SetName("ZDC"); SetTitle("ZDC");
106 //____________________________________________________________________________
114 if(fPedCalib) delete fPedCalib;
115 if(fEnCalibData) delete fEnCalibData;
116 if(fEnCalibData) delete fEnCalibData;
120 //_____________________________________________________________________________
121 AliZDC::AliZDC(const AliZDC& ZDC) :
122 AliDetector("ZDC","ZDC"),
123 fNoShower(ZDC.fNoShower),
124 fPedCalib(ZDC.fPedCalib),
125 fEnCalibData(ZDC.fEnCalibData),
126 fTowCalibData(ZDC.fTowCalibData),
127 fZDCCalibFName(ZDC.fZDCCalibFName),
128 fSpectatorTracked(ZDC.fSpectatorTracked)
133 //_____________________________________________________________________________
134 AliZDC& AliZDC::operator=(const AliZDC& ZDC)
136 // assignement operator
138 fNoShower = ZDC.fNoShower;
139 fPedCalib = ZDC.fPedCalib;
140 fEnCalibData = ZDC.fEnCalibData;
141 fTowCalibData = ZDC.fTowCalibData;
142 fZDCCalibFName = ZDC.fZDCCalibFName;
146 //_____________________________________________________________________________
147 void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits)
150 // Add a ZDC hit to the hit list.
152 static Float_t trackTime=0., primKinEn=0., xImpact=0., yImpact=0., sFlag=0.;
153 static Int_t pcPDGcode, motPDGcode;
155 AliZDCHit *newquad, *curprimquad;
156 newquad = new AliZDCHit(fIshunt, track, vol, hits);
157 TClonesArray &lhits = *fHits;
160 // First hit -> setting flag for primary or secondary particle
161 TParticle * p = gAlice->GetMCApp()->Particle(track);
162 Int_t imo = p->GetFirstMother();
165 newquad->SetSFlag(1); // SECONDARY particle entering the ZDC
167 else if(track == imo){
168 newquad->SetSFlag(0); // PRIMARY particle entering the ZDC
171 sFlag = newquad->GetSFlag();
172 primKinEn = newquad->GetPrimKinEn();
173 xImpact = newquad->GetXImpact();
174 yImpact = newquad->GetYImpact();
175 pcPDGcode = newquad->GetPDGCode();
176 motPDGcode = newquad->GetMotherPDGCode();
177 trackTime = newquad->GetTrackTOF();
180 newquad->SetPrimKinEn(primKinEn);
181 newquad->SetXImpact(xImpact);
182 newquad->SetYImpact(yImpact);
183 newquad->SetSFlag(sFlag);
184 newquad->SetPDGCode(pcPDGcode);
185 newquad->SetMotherPDGCode(motPDGcode);
186 newquad->SetTrackTOF(trackTime);
190 for(j=0; j<fNhits; j++){
191 // If hits are equal (same track, same volume), sum them.
192 curprimquad = (AliZDCHit*) lhits[j];
193 if(*curprimquad == *newquad){
194 *curprimquad = *curprimquad+*newquad;
196 //printf("\n\t Summing hits **************** \n", fNhits);
197 //curprimquad->Print("");
204 //Otherwise create a new hit
205 new(lhits[fNhits]) AliZDCHit(*newquad);
208 //printf("\n\t New ZDC hit added! fNhits = %d\n", fNhits);
209 //newquad->Print("");
214 //____________________________________________________________________________
215 Float_t AliZDC::ZMin(void) const
217 // Minimum dimension of the ZDC module in z
221 //____________________________________________________________________________
222 Float_t AliZDC::ZMax(void) const
224 // Maximum dimension of the ZDC module in z
229 //_____________________________________________________________________________
230 void AliZDC::MakeBranch(Option_t *opt)
233 // Create Tree branches for the ZDC
237 snprintf(branchname, 10, "%s", GetName());
239 const char *cH = strstr(opt,"H");
241 if(cH && fLoader->TreeH()) {
247 fHits = new TClonesArray("AliZDCHit",1000);
248 if (gAlice && gAlice->GetMCApp())
249 gAlice->GetMCApp()->AddHitList(fHits);
253 AliDetector::MakeBranch(opt);
256 //_____________________________________________________________________________
257 void AliZDC::Hits2SDigits()
259 // Create summable digits from hits
261 AliDebug(1,"\n AliZDC::Hits2SDigits() ");
263 fLoader->LoadHits("read");
264 fLoader->LoadSDigits("recreate");
265 AliRunLoader* runLoader = fLoader->GetRunLoader();
267 AliZDCSDigit* psdigit = &sdigit;
270 for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
271 Float_t pmZNC[5], pmZPC[5], pmZNA[5], pmZPA[5], pmZEM1=0., pmZEM2=0.;
272 for(Int_t i=0; i<5; i++) pmZNC[i] = pmZPC[i] = pmZNA[i] = pmZPA[i] = 0;
274 runLoader->GetEvent(iEvent);
275 TTree* treeH = fLoader->TreeH();
276 Int_t ntracks = (Int_t) treeH->GetEntries();
280 Int_t sector[2]; Float_t trackTime = 0.;
281 for(Int_t itrack = 0; itrack < ntracks; itrack++) {
282 treeH->GetEntry(itrack);
283 for(AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
284 zdcHit = (AliZDCHit*)NextHit()) {
286 sector[0] = zdcHit->GetVolume(0);
287 sector[1] = zdcHit->GetVolume(1);
288 if((sector[1] < 1) || (sector[1]>5)) {
289 Error("Hits2SDigits", "sector[0] = %d, sector[1] = %d", sector[0], sector[1]);
292 Float_t lightQ = zdcHit->GetLightPMQ();
293 Float_t lightC = zdcHit->GetLightPMC();
294 trackTime = zdcHit->GetTrackTOF();
295 // Signals from ZEM are delayed to arrive in time with ZDC signals
296 if(sector[0] == 3) trackTime += 320;
298 //printf("\t det %d vol %d trackTOF %f lightQ %1.0f lightC %1.0f\n",
299 // sector[0], sector[1], trackTime, lightQ, lightC);
301 if(sector[0] == 1) { //ZNC
303 pmZNC[sector[1]] += lightQ;
305 else if(sector[0] == 2) { //ZPC
307 pmZPC[sector[1]] += lightQ;
309 else if(sector[0] == 3) { //ZEM
310 if(sector[1] == 1) pmZEM1 += lightC;
311 else pmZEM2 += lightQ;
313 if(sector[0] == 4) { //ZNA
315 pmZNA[sector[1]] += lightQ;
317 else if(sector[0] == 5) { //ZPA
319 pmZPA[sector[1]] += lightQ;
324 // create the output tree
325 fLoader->MakeTree("S");
326 TTree* treeS = fLoader->TreeS();
327 const Int_t kBufferSize = 4000;
328 treeS->Branch(GetName(), "AliZDCSDigit", &psdigit, kBufferSize);
330 // Create sdigits for ZNC
331 sector[0] = 1; // Detector = ZNC
332 for(Int_t j = 0; j < 5; j++) {
335 new(psdigit) AliZDCSDigit(sector, pmZNC[j], trackTime);
338 //printf("\t SDigit created: det %d quad %d pmZNC[%d] %1.0f trackTOF %f\n",
339 // sector[0], sector[1], j, pmZNC[j], trackTime);
343 // Create sdigits for ZPC
344 sector[0] = 2; // Detector = ZPC
345 for(Int_t j = 0; j < 5; j++) {
346 sector[1] = j; // Towers PM ADCs
348 new(psdigit) AliZDCSDigit(sector, pmZPC[j], trackTime);
351 //printf("\t SDigit created: det %d quad %d pmZPC[%d] %1.0f trackTOF %f\n",
352 // sector[0], sector[1], j, pmZPC[j], trackTime);
356 // Create sdigits for ZEM
358 sector[1] = 1; // Detector = ZEM1
360 new(psdigit) AliZDCSDigit(sector, pmZEM1, trackTime);
363 //printf("\t SDigit created: det %d quad %d pmZEM1 %1.0f trackTOF %f\n",
364 // sector[0], sector[1], pmZEM1, trackTime);
366 sector[1] = 2; // Detector = ZEM2
368 new(psdigit) AliZDCSDigit(sector, pmZEM2, trackTime);
371 //printf("\t SDigit created: det %d quad %d pmZEM2 %1.0f trackTOF %f\n",
372 // sector[0], sector[1], pmZEM2, trackTime);
375 // Create sdigits for ZNA
376 sector[0] = 4; // Detector = ZNA
377 for(Int_t j = 0; j < 5; j++) {
378 sector[1] = j; // Towers PM ADCs
380 new(psdigit) AliZDCSDigit(sector, pmZNA[j], trackTime);
383 //printf("\t SDigit created: det %d quad %d pmZNA[%d] %1.0f trackTOF %f\n",
384 // sector[0], sector[1], j, pmZNA[j], trackTime);
388 // Create sdigits for ZPA
389 sector[0] = 5; // Detector = ZPA
390 sector[1] = 0; // Common PM ADC
391 for(Int_t j = 0; j < 5; j++) {
392 sector[1] = j; // Towers PM ADCs
394 new(psdigit) AliZDCSDigit(sector, pmZPA[j], trackTime);
397 //printf("\t SDigit created: det %d quad %d pmZPA[%d] %1.0f trackTOF %f\n",
398 // sector[0], sector[1], j, pmZPA[j], trackTime);
402 // write the output tree
403 fLoader->WriteSDigits("OVERWRITE");
406 fLoader->UnloadHits();
407 fLoader->UnloadSDigits();
410 //_____________________________________________________________________________
411 AliDigitizer* AliZDC::CreateDigitizer(AliDigitizationInput* digInput) const
413 // Create the digitizer for ZDC
414 AliZDCDigitizer *zdcDigitizer = new AliZDCDigitizer(digInput);
415 if(fSpectatorTracked==0) zdcDigitizer->SetSpectators2Track();
416 //printf("\n**************************ZDC digitizer created with Spectators2Track = %d\n\n", fSpectatorTracked);
420 //_____________________________________________________________________________
421 void AliZDC::Digits2Raw()
423 // Convert ZDC digits to raw data
425 // 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
426 // + 24 int values for the corresponding out of time channels
427 // For the CAEN module V965 we have an Header, the Data Words and an End Of Block
428 // 12 channels x 2 gain chains read from 1st ADC module
429 // 12 channels x 2 gain chains read from 2nd ADC module
430 // 12 channels x 2 gain chains read from 3rd ADC module (o.o.t.)
431 // 12 channels x 2 gain chains read from 4rth ADC module (o.o.t.)
433 const int knADCData1=12, knADCData2=12;
434 const int knADCData3=12, knADCData4=12;
441 UInt_t lADCData1[2*knADCData1];
442 UInt_t lADCData2[2*knADCData2];
443 UInt_t lADCData3[2*knADCData3];
444 UInt_t lADCData4[2*knADCData4];
449 fLoader->LoadDigits("read");
451 AliZDCDigit* pdigit = &digit;
452 TTree* treeD = fLoader->TreeD();
454 treeD->SetBranchAddress("ZDC", &pdigit);
455 //printf("\t AliZDC::Digits2Raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
457 // Reading channel map
458 //printf("\n\t Reading ADC mapping from OCDB\n");
459 AliZDCChMap * chMap = GetChMap();
460 const int nCh = knADCData1+knADCData2+knADCData3+knADCData4;
461 Int_t mapADC[nCh][4];
462 for(Int_t i=0; i<nCh; i++){
463 mapADC[i][0] = chMap->GetADCModule(i);
464 mapADC[i][1] = chMap->GetADCChannel(i);
465 mapADC[i][2] = chMap->GetDetector(i);
466 mapADC[i][3] = chMap->GetSector(i);
468 //printf(" mapADC[%d] = (%d %d %d %d)\n", i,
469 // mapADC[i][0],mapADC[i][1],mapADC[i][2],mapADC[i][3]);
472 // *** Fill data array
474 UInt_t lADCHeaderGEO1 = 0;
475 UInt_t lADCHeaderGEO2 = 1;
476 UInt_t lADCHeaderGEO3 = 2;
477 UInt_t lADCHeaderGEO4 = 3;
478 UInt_t lADCHeaderCRATE = 0;
479 UInt_t lADCHeaderCNT1 = knADCData1;
480 UInt_t lADCHeaderCNT2 = knADCData2;
481 UInt_t lADCHeaderCNT3 = knADCData3;
482 UInt_t lADCHeaderCNT4 = knADCData4;
484 lADCHeader1 = lADCHeaderGEO1 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
485 lADCHeaderCNT1 << 8 ;
486 lADCHeader2 = lADCHeaderGEO2 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
487 lADCHeaderCNT2 << 8 ;
488 lADCHeader3 = lADCHeaderGEO3 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
489 lADCHeaderCNT3 << 8 ;
490 lADCHeader4 = lADCHeaderGEO4 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
491 lADCHeaderCNT4 << 8 ;
494 UInt_t lADCDataGEO = 0;
496 UInt_t lADCDataValue1[2*knADCData1];
497 UInt_t lADCDataValue2[2*knADCData2];
498 UInt_t lADCDataValue3[2*knADCData3];
499 UInt_t lADCDataValue4[2*knADCData4];
501 UInt_t lADCDataOvFlwHG = 0;
502 UInt_t lADCDataOvFlwLG = 0;
504 for(Int_t i=0; i<2*knADCData1 ; i++) lADCDataValue1[i] = 0;
505 for(Int_t i=0; i<2*knADCData2 ; i++) lADCDataValue2[i] = 0;
506 for(Int_t i=0; i<2*knADCData3 ; i++) lADCDataValue3[i] = 0;
507 for(Int_t i=0; i<2*knADCData4 ; i++) lADCDataValue4[i] = 0;
509 UInt_t lADCDataChannel = 0;
511 Int_t indADC0=0, indADC1=0, indADC2=0, indADC3=0;
514 for(Int_t iDigit=0; iDigit<(Int_t) (treeD->GetEntries()); iDigit++){
515 treeD->GetEntry(iDigit);
516 if(!pdigit) continue;
520 // Scan of the map to assign the correct ADC module-channel
521 for(Int_t k=0; k<nCh; k++){
522 if(iDigit<knADCData1+knADCData2){
523 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
524 lADCDataGEO = (UInt_t) mapADC[k][0];
525 lADCDataChannel = (UInt_t) mapADC[k][1];
530 if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
531 lADCDataGEO = (UInt_t) mapADC[k][0];
532 lADCDataChannel = (UInt_t) mapADC[k][1];
533 if(k>knADCData1+knADCData2) break;
538 //printf("iDigit %d det %d sec %d -> lADCDataGEO %d lADCDataChannel %d\n",
539 // iDigit,digit.GetSector(0),digit.GetSector(1),lADCDataGEO,lADCDataChannel);
542 if(indADC0>=knADCData1){
543 AliWarning(" Problem with digit index 4 ADC0\n");
546 Int_t indLG = indADC0+knADCData1;
548 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
549 lADCDataValue1[indADC0] = digit.GetADCValue(0);
550 lADCData1[indADC0] = lADCDataGEO << 27 | lADCDataChannel << 17 |
551 lADCDataOvFlwHG << 12 | (lADCDataValue1[indADC0] & 0xfff);
553 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
554 lADCDataValue1[indLG] = digit.GetADCValue(1);
555 lADCData1[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
556 lADCDataOvFlwLG << 12 | (lADCDataValue1[indLG] & 0xfff);
558 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
559 // lADCDataGEO,indADC0,lADCDataValue1[indADC0],indLG,lADCDataValue1[indLG]);
563 else if(lADCDataGEO==1){
564 if(indADC1>=knADCData2){
565 AliWarning(" Problem with digit index 4 ADC1\n");
568 Int_t indLG = indADC1+knADCData2;
570 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
571 lADCDataValue2[indADC1] = digit.GetADCValue(0);
572 lADCData2[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
573 lADCDataOvFlwHG << 12 | (lADCDataValue2[indADC1] & 0xfff);
575 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
576 lADCDataValue2[indLG] = digit.GetADCValue(1);
577 lADCData2[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
578 lADCDataOvFlwLG << 12 | (lADCDataValue2[indLG] & 0xfff);
580 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
581 // lADCDataGEO,indADC1,lADCDataValue2[indADC1],indLG,lADCDataValue2[indLG]);
585 else if(lADCDataGEO==2){
586 if(indADC2>=knADCData3){
587 AliWarning(" Problem with digit index 4 ADC2\n");
590 Int_t indLG = indADC2+knADCData3;
592 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
593 lADCDataValue3[indADC1] = digit.GetADCValue(0);
594 lADCData3[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
595 lADCDataOvFlwHG << 12 | (lADCDataValue3[indADC2] & 0xfff);
597 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
598 lADCDataValue3[indLG] = digit.GetADCValue(1);
599 lADCData3[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
600 lADCDataOvFlwLG << 12 | (lADCDataValue3[indLG] & 0xfff);
602 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
603 // lADCDataGEO,indADC2,lADCDataValue3[indADC2],indLG,lADCDataValue3[indLG]);
607 else if(lADCDataGEO==3){
608 if(indADC3>=knADCData4){
609 AliWarning(" Problem with digit index 4 ADC2\n");
612 Int_t indLG = indADC3+knADCData4;
614 if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
615 lADCDataValue4[indADC3] = digit.GetADCValue(0);
616 lADCData4[indADC3] = lADCDataGEO << 27 | lADCDataChannel << 17 |
617 lADCDataOvFlwHG << 12 | (lADCDataValue4[indADC3] & 0xfff);
619 if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
620 lADCDataValue4[indLG] = digit.GetADCValue(1);
621 lADCData4[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
622 lADCDataOvFlwLG << 12 | (lADCDataValue4[indLG] & 0xfff);
624 //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
625 // lADCDataGEO,indADC3,lADCDataValue4[indADC3],indLG,lADCDataValue4[indLG]);
632 /*for(Int_t i=0;i<2*knADCData1;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
633 for(Int_t i=0;i<2*knADCData2;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
634 for(Int_t i=0;i<2*knADCData3;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
635 for(Int_t i=0;i<2*knADCData4;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);*/
638 UInt_t lADCEndBlockGEO = 0;
639 // Event counter in ADC EOB -> getting no. of events in run from AliRunLoader
641 AliRunLoader* runLoader = fLoader->GetRunLoader();
642 UInt_t lADCEndBlockEvCount = runLoader->GetEventNumber();
644 lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
645 //printf("\t AliZDC::Digits2Raw -> ADCEndBlock = %d\n",lADCEndBlock);
647 // open the output file
649 fileName.Form("%s",AliDAQ::DdlFileName("ZDC",0));
651 AliFstream* file = new AliFstream(fileName.Data());
653 // write the DDL data header
654 AliRawDataHeaderSim header;
655 header.fSize = sizeof(header) +
656 sizeof(lADCHeader1) + sizeof(lADCData1) + sizeof(lADCEndBlock) +
657 sizeof(lADCHeader2) + sizeof(lADCData2) + sizeof(lADCEndBlock) +
658 sizeof(lADCHeader3) + sizeof(lADCData3) + sizeof(lADCEndBlock) +
659 sizeof(lADCHeader4) + sizeof(lADCData4) + sizeof(lADCEndBlock);
661 /*printf("sizeof header = %d, ADCHeader1 = %d, ADCData1 = %d, ADCEndBlock = %d\n",
662 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
663 printf("sizeof header = %d, ADCHeader2 = %d, ADCData2 = %d, ADCEndBlock = %d\n",
664 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));
665 printf("sizeof header = %d, ADCHeader3 = %d, ADCData3 = %d, ADCEndBlock = %d\n",
666 sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
667 printf("sizeof header = %d, ADCHeader4 = %d, ADCData4 = %d, ADCEndBlock = %d\n",
668 sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));*/
670 header.SetAttribute(0); // valid data
671 file->WriteBuffer((char*)(&header), sizeof(header));
672 // write the raw data and close the file
673 file->WriteBuffer((char*) &lADCHeader1, sizeof (lADCHeader1));
674 file->WriteBuffer((char*) &lADCData1, sizeof(lADCData1));
675 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
676 file->WriteBuffer((char*) &lADCHeader2, sizeof (lADCHeader2));
677 file->WriteBuffer((char*) (lADCData2), sizeof(lADCData2));
678 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
679 file->WriteBuffer((char*) &lADCHeader3, sizeof (lADCHeader3));
680 file->WriteBuffer((char*) (lADCData3), sizeof(lADCData3));
681 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
682 file->WriteBuffer((char*) &lADCHeader4, sizeof (lADCHeader4));
683 file->WriteBuffer((char*) (lADCData4), sizeof(lADCData4));
684 file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
688 fLoader->UnloadDigits();
691 //_____________________________________________________________________________
692 Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
694 // Convert ZDC raw data to Sdigits
696 AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ZDCLoader");
698 AliError("no ZDC loader found");
702 // Create the output digit tree
703 TTree* treeS = loader->TreeS();
705 loader->MakeTree("S");
706 treeS = loader->TreeS();
710 AliZDCSDigit* psdigit = &sdigit;
711 const Int_t kBufferSize = 4000;
712 treeS->Branch("ZDC", "AliZDCSDigit", &psdigit, kBufferSize);
714 AliZDCRawStream rawStream(rawReader);
715 Int_t sector[2], resADC, rawADC, corrADC, nPheVal;
717 while(rawStream.Next()){
718 if(rawStream.IsADCDataWord()){
719 //For the moment only in-time SDigits are foreseen (1st 48 raw values)
721 for(Int_t j=0; j<2; j++) sector[j] = rawStream.GetSector(j);
722 rawADC = rawStream.GetADCValue();
723 resADC = rawStream.GetADCGain();
724 //printf("\t RAw2SDigits raw%d -> RawADC[%d, %d, %d] read\n",
725 // jcount, sector[0], sector[1], rawADC);
727 corrADC = rawADC - Pedestal(sector[0], sector[1], resADC);
728 if(corrADC<0) corrADC=0;
729 nPheVal = ADCch2Phe(sector[0], sector[1], corrADC, resADC);
731 //printf("\t \t -> SDigit[%d, %d, %d] created\n",
732 // sector[0], sector[1], nPheVal);
734 new(psdigit) AliZDCSDigit(sector, (Float_t) nPheVal, 0.);
740 // write the output tree
741 fLoader->WriteSDigits("OVERWRITE");
742 fLoader->UnloadSDigits();
747 //_____________________________________________________________________________
748 Int_t AliZDC::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
750 // Returns a pedestal for detector det, PM quad, channel with res.
752 // Getting calibration object for ZDC set
753 AliCDBManager *man = AliCDBManager::Instance();
754 AliCDBEntry *entry = man->Get("ZDC/Calib/Pedestals");
755 if(!entry) AliFatal("No calibration data loaded!");
756 AliZDCPedestals *calibPed = (AliZDCPedestals*) entry->GetObject();
759 printf("\t No calibration object found for ZDC!");
763 Int_t index=0, kNch=24;
765 if(Det==1) index = Quad+kNch*Res; // ZN1
766 else if(Det==2) index = Quad+5+kNch*Res; // ZP1
767 else if(Det==3) index = Quad+9+kNch*Res; // ZEM
768 else if(Det==4) index = Quad+12+kNch*Res; // ZN2
769 else if(Det==5) index = Quad+17+kNch*Res; // ZP2
771 else index = (Det-1)/3+22+kNch*Res; // Reference PMs
774 Float_t meanPed = calibPed->GetMeanPed(index);
775 Float_t pedWidth = calibPed->GetMeanPedWidth(index);
776 Float_t pedValue = gRandom->Gaus(meanPed,pedWidth);
778 //printf("\t AliZDC::Pedestal - det(%d, %d) - Ped[%d] = %d\n",Det, Quad, index,(Int_t) pedValue); // Chiara debugging!
782 return (Int_t) pedValue;
786 //_____________________________________________________________________________
787 Int_t AliZDC::ADCch2Phe(Int_t Det, Int_t Quad, Int_t ADCVal, Int_t Res) const
789 // Evaluation of the no. of phe produced
790 Float_t pmGain[6][5];
792 for(Int_t j = 0; j < 5; j++){
793 pmGain[0][j] = 50000.;
794 pmGain[1][j] = 100000.;
795 pmGain[2][j] = 100000.;
796 pmGain[3][j] = 50000.;
797 pmGain[4][j] = 100000.;
798 pmGain[5][j] = 100000.;
801 resADC[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
802 resADC[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
804 Int_t nPhe = (Int_t) (ADCVal / (pmGain[Det-1][Quad] * resADC[Res]));
806 //printf("\t AliZDC::ADCch2Phe -> det(%d, %d) - ADC %d phe %d\n",Det,Quad,ADCVal,nPhe);
811 //______________________________________________________________________
812 void AliZDC::SetTreeAddress(){
814 // Set branch address for the Trees.
815 if(fLoader->TreeH() && (fHits == 0x0))
816 fHits = new TClonesArray("AliZDCHit",1000);
818 AliDetector::SetTreeAddress();
821 //_____________________________________________________________________________
822 AliZDCChMap* AliZDC::GetChMap() const
825 // Getting calibration object for ZDC
827 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/ChMap");
828 if(!entry) AliFatal("No calibration data loaded!");
830 AliZDCChMap *calibdata = dynamic_cast<AliZDCChMap*> (entry->GetObject());
831 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");