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2906f4c2 1/**************************************************************************
1fd93b67 2 * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
2906f4c2 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
c52bf554 16/* $Id$ */
2906f4c2 17
18///////////////////////////////////////////////////////////////////////////////
19///
20/// This class provides access to ITS SPD digits in raw data.
21///
22///////////////////////////////////////////////////////////////////////////////
23
24#include "AliITSRawStreamSPD.h"
25#include "AliRawReader.h"
d9edae7b 26#include "AliLog.h"
2906f4c2 27
28ClassImp(AliITSRawStreamSPD)
29
2906f4c2 30const Int_t AliITSRawStreamSPD::fgkDDLModuleMap[kDDLsNumber][kModulesPerDDL] = {
63244738 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}
2906f4c2 51};
d9c68335 52//__________________________________________________________________________
2906f4c2 53AliITSRawStreamSPD::AliITSRawStreamSPD(AliRawReader* rawReader) :
54 AliITSRawStream(rawReader),
d9c68335 55 fEventCounter(-1),fChipAddr(0),fHalfStaveNr(0),fCol(0),fRow(0),
c42b9ed0 56 fData(0),fOffset(0),fHitCount(0),
57 fDataChar1(0),fDataChar2(0),fDataChar3(0),fDataChar4(0),
d9c68335 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),
62 fAdvLogger(NULL)
2906f4c2 63{
c42b9ed0 64 // create an object to read ITS SPD raw digits
362c9d61 65 fRawReader->Select("ITSSPD");
c42b9ed0 66 // reset calib header words
67 for (UInt_t iword=0; iword<kCalHeadLenMax; iword++) {
68 fCalHeadWord[iword]=0xffffffff;
69 }
70 NewEvent();
2906f4c2 71}
d9c68335 72//__________________________________________________________________________
73AliITSRawStreamSPD::AliITSRawStreamSPD(const AliITSRawStreamSPD& rstream) :
74 AliITSRawStream(rstream.fRawReader),
75 fEventCounter(-1),fChipAddr(0),fHalfStaveNr(0),fCol(0),fRow(0),
76 fData(0),fOffset(0),fHitCount(0),
77 fDataChar1(0),fDataChar2(0),fDataChar3(0),fDataChar4(0),
78 fFirstWord(kTRUE),fPrevEventId(0xffffffff),
79 fEqPLBytesRead(0),fEqPLChipHeadersRead(0),fEqPLChipTrailersRead(0),
80 fHeaderOrTrailerReadLast(kFALSE),fExpectedHeaderTrailerCount(0),
81 fFillOutOfSynch(kFALSE),fDDLID(-1),fLastDDLID(-1),fAdvancedErrorLog(kFALSE),
82 fAdvLogger(NULL)
72600597 83{
d9c68335 84 // copy constructor
85 AliError("Copy constructor should not be used.");
86}
87//__________________________________________________________________________
88AliITSRawStreamSPD& AliITSRawStreamSPD::operator=(const AliITSRawStreamSPD& rstream) {
89 // assignment operator
90 if (this!=&rstream) {}
91 AliError("Assignment opertator should not be used.");
92 return *this;
93}
94//__________________________________________________________________________
95Bool_t AliITSRawStreamSPD::ReadNextShort() {
c42b9ed0 96 // read next 16 bit word into fData
72600597 97 if (fFirstWord) {
72600597 98 Bool_t b1 = fRawReader->ReadNextChar(fDataChar1);
99 if (!b1) return kFALSE;
100 Bool_t b2, b3, b4;
101 b2 = fRawReader->ReadNextChar(fDataChar2);
102 b3 = fRawReader->ReadNextChar(fDataChar3);
103 b4 = fRawReader->ReadNextChar(fDataChar4);
104 if (!(b2 && b3 && b4)) {
105 return kFALSE;
106 }
107 fData = fDataChar3+(fDataChar4<<8);
c52bf554 108 const UInt_t *intPtr = fRawReader->GetEventId();
109 if (intPtr!=0) {
110 if (*intPtr!=fPrevEventId) { // if new event...
111 NewEvent();
112 fPrevEventId=*intPtr;
113 }
c42b9ed0 114 }
115 fFirstWord=kFALSE;
72600597 116 }
117 else {
118 fFirstWord=kTRUE;
119 fData = fDataChar1+(fDataChar2<<8);
120 }
d9c68335 121 fEqPLBytesRead+=2;
122
72600597 123 return kTRUE;
124}
d9c68335 125//__________________________________________________________________________
126Bool_t AliITSRawStreamSPD::ReadNextInt() {
c42b9ed0 127 // reads next 32 bit into fDataChar1..4
128 // (if first 16 bits read already, just completes the present word)
129 if (fFirstWord) {
130 if (ReadNextShort() && ReadNextShort()) {
131 return kTRUE;
132 }
133 }
134 else {
135 if (ReadNextShort()) {
136 return kTRUE;
137 }
138 }
139 return kFALSE;
140}
d9c68335 141//__________________________________________________________________________
142void AliITSRawStreamSPD::NewEvent() {
c42b9ed0 143 // call this to reset flags for a new event
144 for (UInt_t eqId=0; eqId<20; eqId++) {
145 fCalHeadRead[eqId]=kFALSE;
146 }
d9c68335 147 fEventCounter = -1;
148 fDDLID = -1;
149 fLastDDLID = -1;
c42b9ed0 150}
d9c68335 151//__________________________________________________________________________
3f917533 152Int_t AliITSRawStreamSPD::ReadCalibHeader() {
c42b9ed0 153 // read the extra calibration header
3f917533 154 // returns the length of the header if it is present, -1 otherwise
72600597 155
c42b9ed0 156 Int_t ddlID = fRawReader->GetDDLID();
157 if (ddlID==-1) { // we may need to read one word to get the blockAttr
3f917533 158 if (!ReadNextShort()) return -1;
c42b9ed0 159 ddlID = fRawReader->GetDDLID();
160 }
d9c68335 161 // reset flags and counters
162 fEqPLBytesRead = 2;
163 fEqPLChipHeadersRead = 0;
164 fEqPLChipTrailersRead = 0;
165 fHeaderOrTrailerReadLast = kFALSE;
166 fFillOutOfSynch = kFALSE;
167
168 // check what number of chip headers/trailers to expect
169 fExpectedHeaderTrailerCount = 0;
170 for (UInt_t hs=0; hs<6; hs++) {
171 if (!fRawReader->TestBlockAttribute(hs)) fExpectedHeaderTrailerCount+=10;
172 }
173
c42b9ed0 174 if (ddlID>=0 && ddlID<20) fCalHeadRead[ddlID]=kTRUE;
d9c68335 175 if (fRawReader->TestBlockAttribute(6)) { // is the calib header present?
c42b9ed0 176 if (ReadNextInt()) {
72600597 177 // length of cal header:
178 UInt_t calLen = fDataChar1+(fDataChar2<<8)+(fDataChar3<<16)+(fDataChar4<<24);
c42b9ed0 179 if (calLen>kCalHeadLenMax) {
d9c68335 180 TString errMess = Form("Header length %d > max = %d",calLen,kCalHeadLenMax);
181 AliError(errMess.Data());
182 fRawReader->AddMajorErrorLog(kCalHeaderLengthErr,errMess.Data());
183 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kCalHeaderLengthErr,ddlID,-1,-1,errMess.Data());
3f917533 184 return -1;
c42b9ed0 185 }
d9c68335 186 else {
c42b9ed0 187 for (UInt_t iword=0; iword<calLen; iword++) {
188 if (ReadNextInt()) {
189 fCalHeadWord[iword] = fDataChar1+(fDataChar2<<8)+(fDataChar3<<16)+(fDataChar4<<24);
190 }
191 else {
d9c68335 192 TString errMess = "Header length problem";
193 AliError(errMess.Data());
194 fRawReader->AddMajorErrorLog(kCalHeaderLengthErr,errMess.Data());
195 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kCalHeaderLengthErr,ddlID,-1,-1,errMess.Data());
3f917533 196 return -1;
c42b9ed0 197 }
198 }
3f917533 199 return calLen;
72600597 200 }
201 }
202 }
c42b9ed0 203
3f917533 204 return -1;
72600597 205}
d9c68335 206//__________________________________________________________________________
207Bool_t AliITSRawStreamSPD::Next() {
2906f4c2 208// read the next raw digit
209// returns kFALSE if there is no digit left
210
211 fPrevModuleID = fModuleID;
c42b9ed0 212
72600597 213 while (ReadNextShort()) {
c42b9ed0 214
d9c68335 215 fLastDDLID = fDDLID;
216 fDDLID = fRawReader->GetDDLID();
217 if (fDDLID>=0 && fDDLID<20) {
218 if (!fCalHeadRead[fDDLID]) {
219 if (fLastDDLID!=-1) { // if not the first equipment for this event
220 fEqPLBytesRead -= 2;
221 CheckHeaderAndTrailerCount(fLastDDLID);
222 }
3f917533 223 if (ReadCalibHeader()>=0) continue;
c42b9ed0 224 }
225 }
226 else {
d9c68335 227 TString errMess = Form("Error in DDL number (=%d) , setting it to 19",fDDLID);
228 AliError(errMess.Data());
229 fRawReader->AddMajorErrorLog(kDDLNumberErr,errMess.Data());
230 if (fAdvancedErrorLog) fAdvLogger->AddMessage(errMess.Data());
231 fDDLID=19;
c42b9ed0 232 }
233
72600597 234 if ((fData & 0xC000) == 0x4000) { // header
d9c68335 235 if (fHeaderOrTrailerReadLast) {
236 TString errMess = "Chip trailer missing";
237 AliError(errMess.Data());
238 fRawReader->AddMajorErrorLog(kTrailerMissingErr,errMess.Data());
239 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kTrailerMissingErr,fLastDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
240 }
241 fHeaderOrTrailerReadLast = kTRUE;
242 fEqPLChipHeadersRead++;
2906f4c2 243 fHitCount = 0;
d9c68335 244 UShort_t eventCounter = (fData >> 4) & 0x007F;
245 if (fEventCounter < 0) {
246 fEventCounter = eventCounter;
72600597 247 }
d9c68335 248 else if (eventCounter != fEventCounter) {
249 TString errMess;
250 if (fEqPLChipHeadersRead==1) {
251 errMess = Form("Mismatching event counters between this equipment and the previous: %d != %d",
252 eventCounter,fEventCounter);
253 }
254 else {
255 errMess = Form("Mismatching event counters between this chip header and the previous: %d != %d",
256 eventCounter,fEventCounter);
257 }
258 fEventCounter = eventCounter;
259 AliError(errMess.Data());
260 fRawReader->AddMajorErrorLog(kEventCounterErr,errMess.Data());
261 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kEventCounterErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
2906f4c2 262 }
c42b9ed0 263 fChipAddr = fData & 0x000F;
264 if (fChipAddr>9) {
d9c68335 265 TString errMess = Form("Overflow chip address %d - set to 0",fChipAddr);
266 AliError(errMess.Data());
267 fRawReader->AddMajorErrorLog(kChipAddrErr,errMess.Data());
268 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kChipAddrErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
269 fChipAddr=0;
2906f4c2 270 }
c42b9ed0 271 fHalfStaveNr = (fData & 0x3800)>>11;
272 if (fHalfStaveNr>5 || fRawReader->TestBlockAttribute(fHalfStaveNr)) {
d9c68335 273 TString errMess = Form("Half stave number error: %d - set to 0",fHalfStaveNr);
274 AliError(errMess.Data());
275 fRawReader->AddMajorErrorLog(kHSNumberErr,errMess.Data());
276 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHSNumberErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
277 fHalfStaveNr=0;
2906f4c2 278 }
c42b9ed0 279 // translate ("online") ddl, hs, chip nr to ("offline") module id :
d9c68335 280 fModuleID = GetOfflineModuleFromOnline(fDDLID,fHalfStaveNr,fChipAddr);
72600597 281 }
282 else if ((fData & 0xC000) == 0x0000) { // trailer
d9c68335 283 if ( (fEqPLBytesRead+fFillOutOfSynch*2)%4 != 0 ) {
284 TString errMess = "Fill word is missing";
285 AliError(errMess.Data());
286 fRawReader->AddMajorErrorLog(kFillMissingErr,errMess.Data());
287 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kFillMissingErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
288 if (fFillOutOfSynch) fFillOutOfSynch = kFALSE;
289 else fFillOutOfSynch = kTRUE;
290 }
291 if (!fHeaderOrTrailerReadLast) {
292 TString errMess = "Trailer without previous header";
293 AliError(errMess.Data());
294 fRawReader->AddMajorErrorLog(kTrailerWithoutHeaderErr,errMess.Data());
295 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kTrailerWithoutHeaderErr,fLastDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
296 }
297 fHeaderOrTrailerReadLast = kFALSE;
298 fEqPLChipTrailersRead++;
2906f4c2 299 UShort_t hitCount = fData & 0x1FFF;
d9edae7b 300 if (hitCount != fHitCount){
d9c68335 301 TString errMess = Form("Number of hits %d, while %d expected",fHitCount,hitCount);
302 AliError(errMess.Data());
303 fRawReader->AddMajorErrorLog(kNumberHitsErr,errMess.Data());
304 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kNumberHitsErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
d9edae7b 305 }
306 }
72600597 307 else if ((fData & 0xC000) == 0x8000) { // pixel hit
d9c68335 308 if (!fHeaderOrTrailerReadLast) {
309 TString errMess = "Chip header missing";
310 AliError(errMess.Data());
311 fRawReader->AddMajorErrorLog(kHeaderMissingErr,errMess.Data());
312 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderMissingErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
313 fHeaderOrTrailerReadLast = kTRUE;
314 }
2906f4c2 315 fHitCount++;
c42b9ed0 316 fCol = (fData & 0x001F);
317 fRow = (fData >> 5) & 0x00FF;
318
d9c68335 319 fCoord1 = GetOfflineColFromOnline(fDDLID,fHalfStaveNr,fChipAddr,fCol);
320 fCoord2 = GetOfflineRowFromOnline(fDDLID,fHalfStaveNr,fChipAddr,fRow);
c42b9ed0 321
2906f4c2 322 return kTRUE;
72600597 323 }
324 else { // fill word
d9edae7b 325 if ((fData & 0xC000) != 0xC000) {
d9c68335 326 TString errMess = "Wrong fill word!";
327 AliError(errMess.Data());
328 fRawReader->AddMajorErrorLog(kWrongFillWordErr,errMess.Data());
329 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kWrongFillWordErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
330 }
331 if ( (fEqPLBytesRead+fFillOutOfSynch*2)%4 != 2 ) {
332 TString errMess = "Fill word is unexpected";
333 AliError(errMess.Data());
334 fRawReader->AddMajorErrorLog(kFillUnexpectErr,errMess.Data());
335 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kFillUnexpectErr,fDDLID,fEqPLBytesRead,fEqPLChipHeadersRead,errMess.Data());
336 if (fFillOutOfSynch) fFillOutOfSynch = kFALSE;
337 else fFillOutOfSynch = kTRUE;
d9edae7b 338 }
2906f4c2 339 }
340
341 }
d9c68335 342 if (fDDLID>=0 && fDDLID<20) {
343 CheckHeaderAndTrailerCount(fDDLID);
344 }
2906f4c2 345 return kFALSE;
346}
d9c68335 347//__________________________________________________________________________
348void AliITSRawStreamSPD::CheckHeaderAndTrailerCount(Int_t ddlID) {
349 // Checks that the number of header and trailers found for the ddl are as expected
350 if (fEqPLChipHeadersRead != fExpectedHeaderTrailerCount) {
351 TString errMess = Form("Chip header count inconsistent %d != %d (expected) for ddl %d",
352 fEqPLChipHeadersRead,fExpectedHeaderTrailerCount,ddlID);
353 AliError(errMess.Data());
354 fRawReader->AddMajorErrorLog(kHeaderCountErr,errMess.Data());
355 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderCountErr,ddlID,-1,-1,errMess.Data());
356 }
357 if (fEqPLChipTrailersRead != fExpectedHeaderTrailerCount) {
358 TString errMess = Form("Chip trailer count inconsistent %d != %d (expected) for ddl %d",
359 fEqPLChipTrailersRead,fExpectedHeaderTrailerCount,ddlID);
360 AliError(errMess.Data());
361 fRawReader->AddMajorErrorLog(kHeaderCountErr,errMess.Data());
362 if (fAdvancedErrorLog) fAdvLogger->ProcessError(kHeaderCountErr,ddlID,-1,-1,errMess.Data());
363 }
364}
365//__________________________________________________________________________
366void AliITSRawStreamSPD::ActivateAdvancedErrorLog(Bool_t activate, AliITSRawStreamSPDErrorLog* advLogger) {
367 // Activate the advanced error logging.
368 // Logger object has to be created elsewhere and a pointer sent here.
369 fAdvancedErrorLog=activate;
370 if (activate && advLogger!=NULL) {
371 fAdvLogger = advLogger;
372 }
373 if (fAdvLogger==NULL) {
374 fAdvancedErrorLog=kFALSE;
375 }
376}
377//__________________________________________________________________________
378const Char_t* AliITSRawStreamSPD::GetErrorName(UInt_t errorCode) {
379 // Returns a string for each error code
380 if (errorCode==kTotal) return "All Errors";
381 else if (errorCode==kHeaderMissingErr) return "Header Missing";
382 else if (errorCode==kTrailerMissingErr) return "Trailer Missing";
383 else if (errorCode==kTrailerWithoutHeaderErr) return "Trailer Unexpected";
384 else if (errorCode==kHeaderCountErr) return "Header Count Wrong";
385 else if (errorCode==kTrailerCountErr) return "Trailer Count Wrong";
386 else if (errorCode==kFillUnexpectErr) return "Fill Unexpected";
387 else if (errorCode==kFillMissingErr) return "Fill Missing";
388 else if (errorCode==kWrongFillWordErr) return "Fill Word Wrong";
389 else if (errorCode==kNumberHitsErr) return "Hit Count Wrong";
390 else if (errorCode==kEventCounterErr) return "Event Counter Error";
391 else if (errorCode==kDDLNumberErr) return "DDL Number Error";
392 else if (errorCode==kHSNumberErr) return "HS Number Error";
393 else if (errorCode==kChipAddrErr) return "Chip Address Error";
394 else if (errorCode==kCalHeaderLengthErr) return "Calib Header Length Error";
395 else return "";
396}
397//__________________________________________________________________________
c42b9ed0 398Bool_t AliITSRawStreamSPD::GetHalfStavePresent(UInt_t hs) {
399 // Reads the half stave present status from the block attributes
400 Int_t ddlID = fRawReader->GetDDLID();
401 if (ddlID==-1) {
d9edae7b 402 AliWarning("DDL ID = -1. Cannot read block attributes. Return kFALSE.");
c42b9ed0 403 return kFALSE;
404 }
405 else {
406 if (hs>=6) {
d9edae7b 407 AliWarning(Form("HS >= 6 requested (%d). Return kFALSE.",hs));
c42b9ed0 408 return kFALSE;
409 }
410 UChar_t attr = fRawReader->GetBlockAttributes();
411 if (((attr>>hs) & 0x01) == 0x01) { // bit set means not present
412 return kFALSE;
413 }
414 else {
415 return kTRUE;
416 }
417 }
418}
d9c68335 419//__________________________________________________________________________
c42b9ed0 420Bool_t AliITSRawStreamSPD::GetHhalfStaveScanned(UInt_t hs) const {
421 if (hs<6) return (Bool_t)((fCalHeadWord[0]>>(6+hs)) & (0x00000001));
422 else return kFALSE;
423}
424Bool_t AliITSRawStreamSPD::GetHchipPresent(UInt_t hs, UInt_t chip) const {
425 if (hs<6 && chip<10) return ((( fCalHeadWord[hs/3+3]>>((hs%3)*10+chip)) & 0x00000001) == 1);
426 else return kFALSE;
427}
428UInt_t AliITSRawStreamSPD::GetHdacHigh(UInt_t hs) const {
429 if (hs<6) return (fCalHeadWord[hs/2+7]>>(24-16*(hs%2)) & 0x000000ff);
430 else return 0;
431}
432UInt_t AliITSRawStreamSPD::GetHdacLow(UInt_t hs) const {
433 if (hs<6) return (fCalHeadWord[hs/2+7]>>(16-16*(hs%2)) & 0x000000ff);
434 else return 0;
435}
436UInt_t AliITSRawStreamSPD::GetHTPAmp(UInt_t hs) const {
437 if (hs<6) return fCalHeadWord[hs+10];
438 else return 0;
439}
1fd93b67 440Bool_t AliITSRawStreamSPD::GetHminTHchipPresent(UInt_t chip) const {
441 if (chip<10) return ((( fCalHeadWord[7]>>(16+chip)) & 0x00000001) == 1);
442 else return kFALSE;
443}
d9c68335 444//__________________________________________________________________________
6727e2db 445Int_t AliITSRawStreamSPD::GetModuleNumber(UInt_t iDDL, UInt_t iModule) {
446 if (iDDL<20 && iModule<12) return fgkDDLModuleMap[iDDL][iModule];
447 else return 240;
448}
d9c68335 449//__________________________________________________________________________
6727e2db 450Bool_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) {
451 // converts offline coordinates to online
452 eq = GetOnlineEqIdFromOffline(module);
453 hs = GetOnlineHSFromOffline(module);
454 chip = GetOnlineChipFromOffline(module,colM);
455 col = GetOnlineColFromOffline(module,colM);
456 row = GetOnlineRowFromOffline(module,rowM);
457 if (eq>=20 || hs>=6 || chip>=10 || col>=32 || row>=256) return kFALSE;
458 else return kTRUE;
459}
d9c68335 460//__________________________________________________________________________
6727e2db 461Bool_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) {
462 // converts online coordinates to offline
463 module = GetOfflineModuleFromOnline(eq,hs,chip);
464 colM = GetOfflineColFromOnline(eq,hs,chip,col);
465 rowM = GetOfflineRowFromOnline(eq,hs,chip,row);
466 if (module>=240 || colM>=160 || rowM>=256) return kFALSE;
467 else return kTRUE;
468}
d9c68335 469//__________________________________________________________________________
6727e2db 470UInt_t AliITSRawStreamSPD::GetOnlineEqIdFromOffline(UInt_t module) {
471 // offline->online (eq)
472 for (UInt_t eqId=0; eqId<20; eqId++) {
473 for (UInt_t iModule=0; iModule<12; iModule++) {
474 if (GetModuleNumber(eqId,iModule)==(Int_t)module) return eqId;
475 }
476 }
477 return 20; // error
478}
d9c68335 479//__________________________________________________________________________
6727e2db 480UInt_t AliITSRawStreamSPD::GetOnlineHSFromOffline(UInt_t module) {
481 // offline->online (hs)
482 for (UInt_t eqId=0; eqId<20; eqId++) {
483 for (UInt_t iModule=0; iModule<12; iModule++) {
484 if (GetModuleNumber(eqId,iModule)==(Int_t)module) return iModule/2;
485 }
486 }
487 return 6; // error
488}
d9c68335 489//__________________________________________________________________________
6727e2db 490UInt_t AliITSRawStreamSPD::GetOnlineChipFromOffline(UInt_t module, UInt_t colM) {
491 // offline->online (chip)
492 for (UInt_t eq=0; eq<20; eq++) {
493 for (UInt_t iModule=0; iModule<12; iModule++) {
494 if (GetModuleNumber(eq,iModule)==(Int_t)module) {
49c66823 495 if (module<80) {
496 if (eq<10) { // side A
497 return (159-colM)/32 + 5*(iModule%2);
498 }
499 else { // side C
500 return colM/32 + 5*(iModule%2);
501 }
63244738 502 }
49c66823 503 else if (module<240) {
504 if (eq<10) { // side A
505 return colM/32 + 5*(iModule%2);
506 }
507 else { // side C
508 return (159-colM)/32 + 5*(iModule%2);
509 }
63244738 510 }
6727e2db 511 }
512 }
513 }
514 return 10; // error
515}
d9c68335 516//__________________________________________________________________________
6727e2db 517UInt_t AliITSRawStreamSPD::GetOnlineColFromOffline(UInt_t module, UInt_t colM) {
518 // offline->online (col)
63244738 519 if (module<80) { // inner layer
520 return colM%32;
521 }
522 else if (module<240) { // outer layer
49c66823 523 return colM%32;
63244738 524 }
525 return 32; // error
6727e2db 526}
d9c68335 527//__________________________________________________________________________
6727e2db 528UInt_t AliITSRawStreamSPD::GetOnlineRowFromOffline(UInt_t module, UInt_t rowM) {
529 // offline->online (row)
63244738 530 if (module<80) { // inner layer
49c66823 531 return (255-rowM);
63244738 532 }
533 else if (module<240) { // outer layer
534 return (255-rowM);
535 }
536 return 256; // error
6727e2db 537}
d9c68335 538//__________________________________________________________________________
6727e2db 539UInt_t AliITSRawStreamSPD::GetOfflineModuleFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
540 // online->offline (module)
541 if (eqId<20 && hs<6 && chip<10) return fgkDDLModuleMap[eqId][hs*2+chip/5];
542 else return 240;
543}
d9c68335 544//__________________________________________________________________________
6727e2db 545UInt_t AliITSRawStreamSPD::GetOfflineColFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t col) {
546 // online->offline (col)
547 if (eqId>=20 || hs>=6 || chip>=10 || col>=32) return 160; // error
548 UInt_t offset = 32 * (chip % 5);
63244738 549 if (hs<2) {
550 if (eqId<10) {
551 return 159 - (31-col + offset); // inner layer, side A
552 }
553 else {
554 return col + offset; // inner layer, side C
555 }
556 }
557 else {
558 if (eqId<10) {
49c66823 559 return (col + offset); // outer layer, side A
63244738 560 }
561 else {
49c66823 562 return 159 - (31-col + offset); // outer layer, side C
63244738 563 }
564 }
6727e2db 565}
d9c68335 566//__________________________________________________________________________
6727e2db 567UInt_t AliITSRawStreamSPD::GetOfflineRowFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t row) {
568 // online->offline (row)
569 if (eqId>=20 || hs>=6 || chip>=10 || row>=256) return 256; // error
49c66823 570 return 255-row;
6727e2db 571}
d9c68335 572
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