1 /**************************************************************************
2 * Copyright(c) 2007-2009, 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 /// This class provides access to ITS SPD digits in raw data.
22 ///////////////////////////////////////////////////////////////////////////////
24 #include "AliITSRawStreamSPD.h"
25 #include "AliRawReader.h"
28 ClassImp(AliITSRawStreamSPD)
30 const Int_t AliITSRawStreamSPD::fgkDDLModuleMap[kDDLsNumber][kModulesPerDDL] = {
31 { 4, 5, 0, 1, 80, 81, 84, 85, 88, 89, 92, 93},
32 {12,13, 8, 9, 96, 97,100,101,104,105,108,109},
33 {20,21,16,17,112,113,116,117,120,121,124,125},
34 {28,29,24,25,128,129,132,133,136,137,140,141},
35 {36,37,32,33,144,145,148,149,152,153,156,157},
36 {44,45,40,41,160,161,164,165,168,169,172,173},
37 {52,53,48,49,176,177,180,181,184,185,188,189},
38 {60,61,56,57,192,193,196,197,200,201,204,205},
39 {68,69,64,65,208,209,212,213,216,217,220,221},
40 {76,77,72,73,224,225,228,229,232,233,236,237},
41 { 7, 6, 3, 2, 83, 82, 87, 86, 91, 90, 95, 94},
42 {15,14,11,10, 99, 98,103,102,107,106,111,110},
43 {23,22,19,18,115,114,119,118,123,122,127,126},
44 {31,30,27,26,131,130,135,134,139,138,143,142},
45 {39,38,35,34,147,146,151,150,155,154,159,158},
46 {47,46,43,42,163,162,167,166,171,170,175,174},
47 {55,54,51,50,179,178,183,182,187,186,191,190},
48 {63,62,59,58,195,194,199,198,203,202,207,206},
49 {71,70,67,66,211,210,215,214,219,218,223,222},
50 {79,78,75,74,227,226,231,230,235,234,239,238}
52 //__________________________________________________________________________
53 AliITSRawStreamSPD::AliITSRawStreamSPD(AliRawReader* rawReader) :
54 AliITSRawStream(rawReader),
55 fEventCounter(-1),fChipAddr(0),fHalfStaveNr(0),fCol(0),fRow(0),
56 fData(0),fOffset(0),fHitCount(0),
57 fDataChar1(0),fDataChar2(0),fDataChar3(0),fDataChar4(0),
58 fFirstWord(kTRUE),fPrevEventId(0xffffffff),
59 fEqPLBytesRead(0),fEqPLChipHeadersRead(0),fEqPLChipTrailersRead(0),
60 fHeaderOrTrailerReadLast(kFALSE),fExpectedHeaderTrailerCount(0),
61 fFillOutOfSynch(kFALSE),fDDLID(-1),fLastDDLID(-1),fAdvancedErrorLog(kFALSE),
64 // create an object to read ITS SPD raw digits
66 fRawReader->Select("ITSSPD");
67 // reset calib header words
68 for (UInt_t iword=0; iword<kCalHeadLenMax; iword++) {
69 fCalHeadWord[iword]=0xffffffff;
73 //__________________________________________________________________________
74 AliITSRawStreamSPD::AliITSRawStreamSPD(const AliITSRawStreamSPD& rstream) :
75 AliITSRawStream(rstream.fRawReader),
76 fEventCounter(-1),fChipAddr(0),fHalfStaveNr(0),fCol(0),fRow(0),
77 fData(0),fOffset(0),fHitCount(0),
78 fDataChar1(0),fDataChar2(0),fDataChar3(0),fDataChar4(0),
79 fFirstWord(kTRUE),fPrevEventId(0xffffffff),
80 fEqPLBytesRead(0),fEqPLChipHeadersRead(0),fEqPLChipTrailersRead(0),
81 fHeaderOrTrailerReadLast(kFALSE),fExpectedHeaderTrailerCount(0),
82 fFillOutOfSynch(kFALSE),fDDLID(-1),fLastDDLID(-1),fAdvancedErrorLog(kFALSE),
86 AliError("Copy constructor should not be used.");
88 //__________________________________________________________________________
89 AliITSRawStreamSPD& AliITSRawStreamSPD::operator=(const AliITSRawStreamSPD& rstream) {
90 // assignment operator
91 if (this!=&rstream) {}
92 AliError("Assignment opertator should not be used.");
95 //__________________________________________________________________________
96 Bool_t AliITSRawStreamSPD::ReadNextShort() {
97 // read next 16 bit word into fData
99 Bool_t b1 = fRawReader->ReadNextChar(fDataChar1);
100 if (!b1) return kFALSE;
102 b2 = fRawReader->ReadNextChar(fDataChar2);
103 b3 = fRawReader->ReadNextChar(fDataChar3);
104 b4 = fRawReader->ReadNextChar(fDataChar4);
105 if (!(b2 && b3 && b4)) {
108 fData = fDataChar3+(fDataChar4<<8);
109 const UInt_t *intPtr = fRawReader->GetEventId();
111 if (*intPtr!=fPrevEventId) { // if new event...
113 fPrevEventId=*intPtr;
120 fData = fDataChar1+(fDataChar2<<8);
126 //__________________________________________________________________________
127 Bool_t AliITSRawStreamSPD::ReadNextInt() {
128 // reads next 32 bit into fDataChar1..4
129 // (if first 16 bits read already, just completes the present word)
131 if (ReadNextShort() && ReadNextShort()) {
136 if (ReadNextShort()) {
142 //__________________________________________________________________________
143 void AliITSRawStreamSPD::NewEvent() {
144 // call this to reset flags for a new event
145 for (UInt_t eqId=0; eqId<20; eqId++) {
146 fCalHeadRead[eqId]=kFALSE;
152 //__________________________________________________________________________
153 Int_t AliITSRawStreamSPD::ReadCalibHeader() {
154 // read the extra calibration header
155 // returns the length of the header if it is present, -1 otherwise
157 Int_t ddlID = fRawReader->GetDDLID();
158 if (ddlID==-1) { // we may need to read one word to get the blockAttr
159 if (!ReadNextShort()) return -1;
160 ddlID = fRawReader->GetDDLID();
162 // reset flags and counters
164 fEqPLChipHeadersRead = 0;
165 fEqPLChipTrailersRead = 0;
166 fHeaderOrTrailerReadLast = kFALSE;
167 fFillOutOfSynch = kFALSE;
169 // check what number of chip headers/trailers to expect
170 fExpectedHeaderTrailerCount = 0;
171 for (UInt_t hs=0; hs<6; hs++) {
172 if (!fRawReader->TestBlockAttribute(hs)) fExpectedHeaderTrailerCount+=10;
175 if (ddlID>=0 && ddlID<20) fCalHeadRead[ddlID]=kTRUE;
176 if (fRawReader->TestBlockAttribute(6)) { // is the calib header present?
178 // length of cal header:
179 UInt_t calLen = fDataChar1+(fDataChar2<<8)+(fDataChar3<<16)+(fDataChar4<<24);
180 if (calLen>kCalHeadLenMax) {
181 TString errMess = Form("Header length %d > max = %d",calLen,kCalHeadLenMax);
182 AliError(errMess.Data());
183 fRawReader->AddMajorErrorLog(kCalHeaderLengthErr,errMess.Data());
184 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kCalHeaderLengthErr,ddlID,-1,-1,errMess.Data());
188 for (UInt_t iword=0; iword<calLen; iword++) {
190 fCalHeadWord[iword] = fDataChar1+(fDataChar2<<8)+(fDataChar3<<16)+(fDataChar4<<24);
193 TString errMess = "Header length problem";
194 AliError(errMess.Data());
195 fRawReader->AddMajorErrorLog(kCalHeaderLengthErr,errMess.Data());
196 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kCalHeaderLengthErr,ddlID,-1,-1,errMess.Data());
207 //__________________________________________________________________________
208 Bool_t AliITSRawStreamSPD::Next() {
209 // read the next raw digit
210 // returns kFALSE if there is no digit left
212 fPrevModuleID = fModuleID;
214 while (ReadNextShort()) {
217 fDDLID = fRawReader->GetDDLID();
218 if (fDDLID>=0 && fDDLID<20) {
219 if (!fCalHeadRead[fDDLID]) {
220 if (fLastDDLID!=-1) { // if not the first equipment for this event
222 CheckHeaderAndTrailerCount(fLastDDLID);
224 if (ReadCalibHeader()>=0) continue;
228 TString errMess = Form("Error in DDL number (=%d) , setting it to 19",fDDLID);
229 AliError(errMess.Data());
230 fRawReader->AddMajorErrorLog(kDDLNumberErr,errMess.Data());
231 if (fAdvancedErrorLog) fAdvLogger->AddMessage(errMess.Data());
235 if ((fData & 0xC000) == 0x4000) { // header
236 if (fHeaderOrTrailerReadLast) {
237 TString errMess = "Chip trailer missing";
238 AliError(errMess.Data());
239 fRawReader->AddMajorErrorLog(kTrailerMissingErr,errMess.Data());
240 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kTrailerMissingErr,fLastDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
242 fHeaderOrTrailerReadLast = kTRUE;
243 fEqPLChipHeadersRead++;
245 UShort_t eventCounter = (fData >> 4) & 0x007F;
246 if (fEventCounter < 0) {
247 fEventCounter = eventCounter;
249 else if (eventCounter != fEventCounter) {
251 if (fEqPLChipHeadersRead==1) {
252 errMess = Form("Mismatching event counters between this equipment and the previous: %d != %d",
253 eventCounter,fEventCounter);
256 errMess = Form("Mismatching event counters between this chip header and the previous: %d != %d",
257 eventCounter,fEventCounter);
259 fEventCounter = eventCounter;
260 AliError(errMess.Data());
261 fRawReader->AddMajorErrorLog(kEventCounterErr,errMess.Data());
262 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kEventCounterErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
264 fChipAddr = fData & 0x000F;
266 TString errMess = Form("Overflow chip address %d - set to 0",fChipAddr);
267 AliError(errMess.Data());
268 fRawReader->AddMajorErrorLog(kChipAddrErr,errMess.Data());
269 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kChipAddrErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
272 fHalfStaveNr = (fData & 0x3800)>>11;
273 if (fHalfStaveNr>5 || fRawReader->TestBlockAttribute(fHalfStaveNr)) {
274 TString errMess = Form("Half stave number error: %d - set to 0",fHalfStaveNr);
275 AliError(errMess.Data());
276 fRawReader->AddMajorErrorLog(kHSNumberErr,errMess.Data());
277 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHSNumberErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
280 // translate ("online") ddl, hs, chip nr to ("offline") module id :
281 fModuleID = GetOfflineModuleFromOnline(fDDLID,fHalfStaveNr,fChipAddr);
283 else if ((fData & 0xC000) == 0x0000) { // trailer
284 if ( (fEqPLBytesRead+fFillOutOfSynch*2)%4 != 0 ) {
285 TString errMess = "Fill word is missing";
286 AliError(errMess.Data());
287 fRawReader->AddMajorErrorLog(kFillMissingErr,errMess.Data());
288 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kFillMissingErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
289 if (fFillOutOfSynch) fFillOutOfSynch = kFALSE;
290 else fFillOutOfSynch = kTRUE;
292 if (!fHeaderOrTrailerReadLast) {
293 TString errMess = "Trailer without previous header";
294 AliError(errMess.Data());
295 fRawReader->AddMajorErrorLog(kTrailerWithoutHeaderErr,errMess.Data());
296 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kTrailerWithoutHeaderErr,fLastDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
298 fHeaderOrTrailerReadLast = kFALSE;
299 fEqPLChipTrailersRead++;
300 UShort_t hitCount = fData & 0x1FFF;
301 if (hitCount != fHitCount){
302 TString errMess = Form("Number of hits %d, while %d expected",fHitCount,hitCount);
303 AliError(errMess.Data());
304 fRawReader->AddMajorErrorLog(kNumberHitsErr,errMess.Data());
305 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kNumberHitsErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
308 else if ((fData & 0xC000) == 0x8000) { // pixel hit
309 if (!fHeaderOrTrailerReadLast) {
310 TString errMess = "Chip header missing";
311 AliError(errMess.Data());
312 fRawReader->AddMajorErrorLog(kHeaderMissingErr,errMess.Data());
313 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderMissingErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
314 fHeaderOrTrailerReadLast = kTRUE;
317 fCol = (fData & 0x001F);
318 fRow = (fData >> 5) & 0x00FF;
320 fCoord1 = GetOfflineColFromOnline(fDDLID,fHalfStaveNr,fChipAddr,fCol);
321 fCoord2 = GetOfflineRowFromOnline(fDDLID,fHalfStaveNr,fChipAddr,fRow);
326 if ((fData & 0xC000) != 0xC000) {
327 TString errMess = "Wrong fill word!";
328 AliError(errMess.Data());
329 fRawReader->AddMajorErrorLog(kWrongFillWordErr,errMess.Data());
330 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kWrongFillWordErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
332 if ( (fEqPLBytesRead+fFillOutOfSynch*2)%4 != 2 ) {
333 TString errMess = "Fill word is unexpected";
334 AliError(errMess.Data());
335 fRawReader->AddMajorErrorLog(kFillUnexpectErr,errMess.Data());
336 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kFillUnexpectErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
337 if (fFillOutOfSynch) fFillOutOfSynch = kFALSE;
338 else fFillOutOfSynch = kTRUE;
343 if (fDDLID>=0 && fDDLID<20) {
344 CheckHeaderAndTrailerCount(fDDLID);
348 //__________________________________________________________________________
349 void AliITSRawStreamSPD::CheckHeaderAndTrailerCount(Int_t ddlID) {
350 // Checks that the number of header and trailers found for the ddl are as expected
351 if (fEqPLChipHeadersRead != fExpectedHeaderTrailerCount) {
352 TString errMess = Form("Chip header count inconsistent %d != %d (expected) for ddl %d",
353 fEqPLChipHeadersRead,fExpectedHeaderTrailerCount,ddlID);
354 AliError(errMess.Data());
355 fRawReader->AddMajorErrorLog(kHeaderCountErr,errMess.Data());
356 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderCountErr,ddlID,-1,-1,errMess.Data());
358 if (fEqPLChipTrailersRead != fExpectedHeaderTrailerCount) {
359 TString errMess = Form("Chip trailer count inconsistent %d != %d (expected) for ddl %d",
360 fEqPLChipTrailersRead,fExpectedHeaderTrailerCount,ddlID);
361 AliError(errMess.Data());
362 fRawReader->AddMajorErrorLog(kHeaderCountErr,errMess.Data());
363 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderCountErr,ddlID,-1,-1,errMess.Data());
366 //__________________________________________________________________________
367 void AliITSRawStreamSPD::ActivateAdvancedErrorLog(Bool_t activate, AliITSRawStreamSPDErrorLog* advLogger) {
368 // Activate the advanced error logging.
369 // Logger object has to be created elsewhere and a pointer sent here.
370 fAdvancedErrorLog=activate;
371 if (activate && advLogger!=NULL) {
372 fAdvLogger = advLogger;
374 if (fAdvLogger==NULL) {
375 fAdvancedErrorLog=kFALSE;
378 //__________________________________________________________________________
379 const Char_t* AliITSRawStreamSPD::GetErrorName(UInt_t errorCode) {
380 // Returns a string for each error code
381 if (errorCode==kTotal) return "All Errors";
382 else if (errorCode==kHeaderMissingErr) return "Header Missing";
383 else if (errorCode==kTrailerMissingErr) return "Trailer Missing";
384 else if (errorCode==kTrailerWithoutHeaderErr) return "Trailer Unexpected";
385 else if (errorCode==kHeaderCountErr) return "Header Count Wrong";
386 else if (errorCode==kTrailerCountErr) return "Trailer Count Wrong";
387 else if (errorCode==kFillUnexpectErr) return "Fill Unexpected";
388 else if (errorCode==kFillMissingErr) return "Fill Missing";
389 else if (errorCode==kWrongFillWordErr) return "Fill Word Wrong";
390 else if (errorCode==kNumberHitsErr) return "Hit Count Wrong";
391 else if (errorCode==kEventCounterErr) return "Event Counter Error";
392 else if (errorCode==kDDLNumberErr) return "DDL Number Error";
393 else if (errorCode==kHSNumberErr) return "HS Number Error";
394 else if (errorCode==kChipAddrErr) return "Chip Address Error";
395 else if (errorCode==kCalHeaderLengthErr) return "Calib Header Length Error";
398 //__________________________________________________________________________
399 Bool_t AliITSRawStreamSPD::GetHalfStavePresent(UInt_t hs) {
400 // Reads the half stave present status from the block attributes
401 Int_t ddlID = fRawReader->GetDDLID();
403 AliWarning("DDL ID = -1. Cannot read block attributes. Return kFALSE.");
408 AliWarning(Form("HS >= 6 requested (%d). Return kFALSE.",hs));
411 UChar_t attr = fRawReader->GetBlockAttributes();
412 if (((attr>>hs) & 0x01) == 0x01) { // bit set means not present
420 //__________________________________________________________________________
421 Bool_t AliITSRawStreamSPD::GetHhalfStaveScanned(UInt_t hs) const {
422 if (hs<6) return (Bool_t)((fCalHeadWord[0]>>(6+hs)) & (0x00000001));
425 Bool_t AliITSRawStreamSPD::GetHchipPresent(UInt_t hs, UInt_t chip) const {
426 if (hs<6 && chip<10) return ((( fCalHeadWord[hs/3+3]>>((hs%3)*10+chip)) & 0x00000001) == 1);
429 UInt_t AliITSRawStreamSPD::GetHdacHigh(UInt_t hs) const {
430 if (hs<6) return (fCalHeadWord[hs/2+7]>>(24-16*(hs%2)) & 0x000000ff);
433 UInt_t AliITSRawStreamSPD::GetHdacLow(UInt_t hs) const {
434 if (hs<6) return (fCalHeadWord[hs/2+7]>>(16-16*(hs%2)) & 0x000000ff);
437 UInt_t AliITSRawStreamSPD::GetHTPAmp(UInt_t hs) const {
438 if (hs<6) return fCalHeadWord[hs+10];
441 Bool_t AliITSRawStreamSPD::GetHminTHchipPresent(UInt_t chip) const {
442 if (chip<10) return ((( fCalHeadWord[7]>>(16+chip)) & 0x00000001) == 1);
445 //__________________________________________________________________________
446 Int_t AliITSRawStreamSPD::GetModuleNumber(UInt_t iDDL, UInt_t iModule) {
447 if (iDDL<20 && iModule<12) return fgkDDLModuleMap[iDDL][iModule];
450 //__________________________________________________________________________
451 Bool_t AliITSRawStreamSPD::OfflineToOnline(UInt_t module, UInt_t colM, UInt_t rowM, UInt_t& eq, UInt_t& hs, UInt_t& chip, UInt_t& col, UInt_t& row) {
452 // converts offline coordinates to online
453 eq = GetOnlineEqIdFromOffline(module);
454 hs = GetOnlineHSFromOffline(module);
455 chip = GetOnlineChipFromOffline(module,colM);
456 col = GetOnlineColFromOffline(module,colM);
457 row = GetOnlineRowFromOffline(module,rowM);
458 if (eq>=20 || hs>=6 || chip>=10 || col>=32 || row>=256) return kFALSE;
461 //__________________________________________________________________________
462 Bool_t AliITSRawStreamSPD::OnlineToOffline(UInt_t eq, UInt_t hs, UInt_t chip, UInt_t col, UInt_t row, UInt_t& module, UInt_t& colM, UInt_t& rowM) {
463 // converts online coordinates to offline
464 module = GetOfflineModuleFromOnline(eq,hs,chip);
465 colM = GetOfflineColFromOnline(eq,hs,chip,col);
466 rowM = GetOfflineRowFromOnline(eq,hs,chip,row);
467 if (module>=240 || colM>=160 || rowM>=256) return kFALSE;
470 //__________________________________________________________________________
471 UInt_t AliITSRawStreamSPD::GetOnlineEqIdFromOffline(UInt_t module) {
472 // offline->online (eq)
473 for (UInt_t eqId=0; eqId<20; eqId++) {
474 for (UInt_t iModule=0; iModule<12; iModule++) {
475 if (GetModuleNumber(eqId,iModule)==(Int_t)module) return eqId;
480 //__________________________________________________________________________
481 UInt_t AliITSRawStreamSPD::GetOnlineHSFromOffline(UInt_t module) {
482 // offline->online (hs)
483 for (UInt_t eqId=0; eqId<20; eqId++) {
484 for (UInt_t iModule=0; iModule<12; iModule++) {
485 if (GetModuleNumber(eqId,iModule)==(Int_t)module) return iModule/2;
490 //__________________________________________________________________________
491 UInt_t AliITSRawStreamSPD::GetOnlineChipFromOffline(UInt_t module, UInt_t colM) {
492 // offline->online (chip)
493 for (UInt_t eq=0; eq<20; eq++) {
494 for (UInt_t iModule=0; iModule<12; iModule++) {
495 if (GetModuleNumber(eq,iModule)==(Int_t)module) {
497 if (eq<10) { // side A
498 return (159-colM)/32 + 5*(iModule%2);
501 return colM/32 + 5*(iModule%2);
504 else if (module<240) {
505 if (eq<10) { // side A
506 return colM/32 + 5*(iModule%2);
509 return (159-colM)/32 + 5*(iModule%2);
517 //__________________________________________________________________________
518 UInt_t AliITSRawStreamSPD::GetOnlineColFromOffline(UInt_t module, UInt_t colM) {
519 // offline->online (col)
520 if (module<80) { // inner layer
523 else if (module<240) { // outer layer
528 //__________________________________________________________________________
529 UInt_t AliITSRawStreamSPD::GetOnlineRowFromOffline(UInt_t module, UInt_t rowM) {
530 // offline->online (row)
531 if (module<80) { // inner layer
534 else if (module<240) { // outer layer
539 //__________________________________________________________________________
540 UInt_t AliITSRawStreamSPD::GetOfflineModuleFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
541 // online->offline (module)
542 if (eqId<20 && hs<6 && chip<10) return fgkDDLModuleMap[eqId][hs*2+chip/5];
545 //__________________________________________________________________________
546 UInt_t AliITSRawStreamSPD::GetOfflineColFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t col) {
547 // online->offline (col)
548 if (eqId>=20 || hs>=6 || chip>=10 || col>=32) return 160; // error
549 UInt_t offset = 32 * (chip % 5);
552 return 159 - (31-col + offset); // inner layer, side A
555 return col + offset; // inner layer, side C
560 return (col + offset); // outer layer, side A
563 return 159 - (31-col + offset); // outer layer, side C
567 //__________________________________________________________________________
568 UInt_t AliITSRawStreamSPD::GetOfflineRowFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t row) {
569 // online->offline (row)
570 if (eqId>=20 || hs>=6 || chip>=10 || row>=256) return 256; // error