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adding default constructor that does not need a name
[u/mrichter/AliRoot.git] / ITS / AliITSDDLRawData.cxx
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2e9f335b 1/**************************************************************************
2 * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
9f992f70 15
30c1018e 16/* $Id$ */
a79660fb 17
9f992f70 18
a79660fb 19//This class contains all the necessary methods to create the Raw Data
20//files (slides) for the ITS data challenges for:
21//SPD
22//SDD
23//SSD
2e9f335b 24
25#include <stdlib.h>
5dfa68c5 26//#include <Riostream.h>
2e9f335b 27#include <TClonesArray.h>
28#include <TTree.h>
7d62fb64 29#include "AliITSdigit.h"
2e9f335b 30#include "AliITSDDLRawData.h"
0421c3d1 31#include "AliRawDataHeader.h"
32#include "AliITSRawStreamSPD.h"
33#include "AliITSRawStreamSDD.h"
34#include "AliITSRawStreamSSD.h"
113c12f1 35#include "AliBitPacking.h"
362c9d61 36#include "AliDAQ.h"
08f92f14 37#include "AliFstream.h"
2e9f335b 38
39ClassImp(AliITSDDLRawData)
40
41////////////////////////////////////////////////////////////////////////////////////////
e56160b8 42AliITSDDLRawData::AliITSDDLRawData():
43fVerbose(0),
44fIndex(-1),
45fHalfStaveModule(-1){
a79660fb 46 //Default constructor
e56160b8 47
2e9f335b 48}
49
50////////////////////////////////////////////////////////////////////////////////////////
51
ac74f489 52AliITSDDLRawData::AliITSDDLRawData(const AliITSDDLRawData &source) :
e56160b8 53 TObject(source),
54fVerbose(source.fVerbose),
55fIndex(source.fIndex),
56fHalfStaveModule(source.fHalfStaveModule){
a79660fb 57 //Copy Constructor
2e9f335b 58}
59
60////////////////////////////////////////////////////////////////////////////////////////
61
62AliITSDDLRawData& AliITSDDLRawData::operator=(const AliITSDDLRawData &source){
63 //Assigment operator
64 this->fIndex=source.fIndex;
65 this->fHalfStaveModule=source.fHalfStaveModule;
9f992f70 66 this->fVerbose=source.fVerbose;
2e9f335b 67 return *this;
68}
69
70////////////////////////////////////////////////////////////////////////////////////////
71//STRIP
72//
73
0b3c7dfc 74void AliITSDDLRawData::GetDigitsSSD(TClonesArray *ITSdigits,Int_t mod,Int_t modR,Int_t ddl,UInt_t *buf){
a79660fb 75 //This method packs the SSD digits in a proper 32 bits structure
532a132e 76 // Revised by Enrico Fragiacomo
2e9f335b 77 Int_t ix;
78 Int_t iz;
79 Int_t is;
0b3c7dfc 80 UInt_t word;
81 UInt_t baseWord;
2e9f335b 82 Int_t ndigits = ITSdigits->GetEntries();
83 AliITSdigit *digs;
9f992f70 84 ofstream ftxt;
2e9f335b 85 if(ndigits){
9f992f70 86 if (fVerbose==2){
87 ftxt.open("SSDdigits.txt",ios::app);
88 }
2e9f335b 89 for (Int_t digit=0;digit<ndigits;digit++) {
90 digs = (AliITSdigit*)ITSdigits->UncheckedAt(digit);
532a132e 91 iz=digs->GetCoord1(); // If iz==0, O side and if iz=1 N side
92 ix=digs->GetCoord2(); // Strip Number
7f1a504b 93 is=digs->GetCompressedSignal(); // ADC Signal
2e9f335b 94 // cout<<" Module:"<<mod-500<<" N/P side:"<<iz<<" Strip Number:"<<ix<<" Amplidute:"<<is-1<<endl;
532a132e 95 if(is<0) is = 4096 + is;
9f992f70 96 if (fVerbose==2)
97 ftxt<<"DDL:"<<ddl<<" Mod: "<<modR<<" N/P: "<<iz<<" Strip: "<<ix<<" Value: "<<is-1<<endl;
532a132e 98
a79660fb 99 baseWord=0;
532a132e 100
101 word=is;
102 AliBitPacking::PackWord(word,baseWord,0,11);//ADC data
103
104 word = (iz==0) ? ix : 1535-ix ; // on N-side 1535-768 -> 0-767
105 AliBitPacking::PackWord(word,baseWord,12,22);//Strip Number
106
107 word = mod%12; // ADC-number (12 ADCs per AD module)
108 word += ( word<6 ) ? 0 : 2; // ADC range 0-5 and 8-13
109 AliBitPacking::PackWord(word,baseWord,24,27);//ADC Channel
110
111 word = mod/12+1; // AD-number (AD module index ranges 1-9)
112 AliBitPacking::PackWord(word,baseWord,28,31);//AD slot
2e9f335b 113 fIndex++;
a79660fb 114 buf[fIndex]=baseWord;
2e9f335b 115 }//end for
116 }//end if
9f992f70 117 if (fVerbose==2)
118 ftxt.close();
2e9f335b 119 return;
120}//end GetDigitsSSD
121
122////////////////////////////////////////////////////////////////////////////////////////
123//Silicon Drift Detector
124//
125
0b3c7dfc 126void AliITSDDLRawData::GetDigitsSDD(TClonesArray *ITSdigits,Int_t mod,Int_t modR,Int_t ddl,UInt_t *buf){
a97b3678 127 //This method packs the SDD digits in a proper 32 bits structure
2e9f335b 128 Int_t ix;
129 Int_t iz;
130 Int_t is;
a97b3678 131 UInt_t word=0;
132 UInt_t baseWord=0;
2e9f335b 133 Int_t ndigits = ITSdigits->GetEntries();
134 AliITSdigit *digs;
9f992f70 135 ofstream ftxt;
a97b3678 136 Int_t digarr[512][256];
137 for(Int_t i=0;i<512;i++){
138 for(Int_t j=0;j<256;j++){
139 digarr[i][j]=0;
140 }
141 }
142 //word to select the 12 carlos for the 12 modules
5dfa68c5 143 UInt_t carlosid=805306368+mod;
a97b3678 144
145 fIndex++;
146 buf[fIndex]=carlosid;
147 Int_t first=0;
148 Int_t last=0;
149 Int_t diff=0;
150 Int_t nbit=0;
151 UInt_t word2=0;
152 Bool_t flag = kFALSE;
153 baseWord=0;
154 Int_t bitinfo1[4] = {3,8,3,7}; //vector with info on bit for timebin info
155 Int_t wordinfo1[4]= {0,0,0,0}; //vector with word info for timebin info
156 Int_t bitinfo2[2] = {3,18}; //vector with info on bit for EOR (end of row) info
157 Int_t wordinfo2[3]= {1,65593}; //vector with word info for anode info
158
159 /* for time bin info: word n bits meaning
160 0 3 next info is timebin
161 8 3 next word is 8 bit long
162 tb value 8 timebin value
163 n (2->7) 3 next info is n bit long
164 signal n signal value
165
166 for anode info: 1 3 next 18 bits are for EOR
167 increments the anode value
168
169 EOR 18 error codes + other info
170 */
171
2e9f335b 172 if(ndigits){
9f992f70 173 if (fVerbose==2)
174 ftxt.open("SDDdigits.txt",ios::app);
2e9f335b 175 for (Int_t digit=0;digit<ndigits;digit++) {
176 digs = (AliITSdigit*)ITSdigits->UncheckedAt(digit);
ecee53fc 177 iz=digs->GetCoord1(); // Anode
178 ix=digs->GetCoord2(); // Time
7f1a504b 179 is=digs->GetCompressedSignal(); // ADC Signal
a97b3678 180 digarr[iz][ix]=is;
181 if (fVerbose==2)
9f992f70 182 ftxt<<"DDL:"<<ddl<<" MID:"<<modR<<" An:"<<iz<<" T:"<<ix<<" A:"<<is<<endl;
0421c3d1 183 if (is>255){Error("GetDigitsSDD", "bits words is needed)!!!");}
a97b3678 184 }
2e9f335b 185
a97b3678 186 for(Int_t anode=0;anode<512;anode++){
187 if(flag){
188 last = first+diff-1;
189 AliBitPacking::PackWord(word2,baseWord,first,last);
190 flag = kFALSE;
191 first = last+1;
192 diff=0;
193 }
194
195
196 if(anode == 256){
197 last = 0;
198 first = 0;
199 flag = kFALSE;
200 diff = 0;
201 word2=0;
202
203 }
204
205 for(Int_t tb=0;tb<256;tb++){
206 if(digarr[anode][tb]!=0){
207 if(flag){
208 last = first+diff-1;
209 AliBitPacking::PackWord(word2,baseWord,first,last);
210 flag = kFALSE;
211 first = last+1;
212 diff=0;
213 }
214 wordinfo1[1] = tb;
215 //non lossy compression as it is done in Carlos
216 //(data are already 10to8bit compressed by AMBRA
217
218 /* if value < 8 value = value - (1 << 2) (word is 2 bit long)
219 if value < 16 value = value - (1 << 3) (word is 3 bit long)
220 if value < 32 value = value - (1 << 4) (word is 4 bit long)
221 if value < 64 value = value - (1 << 5) (word is 5 bit long)
222 if value <128 value = value - (1 << 6) (word is 6 bit long)
223 if value >=128value = value - (1 << 7) (word is 7 bit long)
224
225 */
226 if(digarr[anode][tb]<8){
227 bitinfo1[3] = 2;
228 wordinfo1[2] = 2;
229 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
230 }
231 if(digarr[anode][tb]>=8 && digarr[anode][tb]<16){
232 bitinfo1[3] = 3;
233 wordinfo1[2] = 3;
234 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
235 }
236 if(digarr[anode][tb]>=16 && digarr[anode][tb]<32){
237 bitinfo1[3] = 4;
238 wordinfo1[2] = 4;
239 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
240 }
241 if(digarr[anode][tb]>=32 && digarr[anode][tb]<64){
242 bitinfo1[3] = 5;
243 wordinfo1[2] = 5;
244 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
245 }
246 if(digarr[anode][tb]>=64 && digarr[anode][tb]<128){
247 bitinfo1[3] = 6;
248 wordinfo1[2] = 6;
249 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
250 }
251 if(digarr[anode][tb]>=128){
252 bitinfo1[3] = 7;
253 wordinfo1[2] = 7;
254 wordinfo1[3] = digarr[anode][tb]-(1 << bitinfo1[3]);
255 }
256
257 for(Int_t ie=0;ie<4;ie++){
258
259 if(flag){
260 last = first+diff-1;
261 AliBitPacking::PackWord(word2,baseWord,first,last);
262 flag = kFALSE;
263 first = last+1;
264 diff=0;
265 }
266 last = first+bitinfo1[ie]-1;
267 if(first < 30 && last < 30){
268 AliBitPacking::PackWord(wordinfo1[ie],baseWord,first,last);
269 first = last+1;
270 }
271 else{
272 if(first<=29){
273 UInt_t w = AliBitPacking::UnpackWord(wordinfo1[ie],0,29-first);
274 AliBitPacking::PackWord(w,baseWord,first,29);
275 Int_t lb = 29-first+1;
276 diff = bitinfo1[ie]-lb;
277 word2 = AliBitPacking::UnpackWord(wordinfo1[ie],lb,lb+diff-1);
278 flag = kTRUE;
279 if(anode<256) word = 2;//channel 0 of carlos
280 else word = 3; //channel 1 of carlos
281 AliBitPacking::PackWord(word,baseWord,30,31);
282 fIndex++;
283 buf[fIndex]=baseWord;
284 first=0;
285 last = 0;
286 baseWord=0;
287 word = 0;
288 }
289 else{
290 word2 = wordinfo1[ie];
291 diff = bitinfo1[ie];
292 flag = kTRUE;
293 if(anode<256) word = 2; //channel 0 of carlos
294 else word = 3; //channel 1 of carlos
295 AliBitPacking::PackWord(word,baseWord,30,31);
296 fIndex++;
297 buf[fIndex]=baseWord;
298 first=0;
299 last=0;
300 baseWord=0;
301 word = 0;
302 }
303 }
304 }
305
306 }//END IF
307
308 }//end loop on tb
309
310 for(Int_t i=0;i<2;i++){
311 if(flag){
312 last = first+diff-1;
313 AliBitPacking::PackWord(word2,baseWord,first,last);
314 flag = kFALSE;
315 first = last+1;
316 diff=0;
317 }
318
319 word = wordinfo2[i];
320 nbit = bitinfo2[i];
321 last = first+nbit-1;
322 if(first < 30 && last < 30){
323 AliBitPacking::PackWord(word,baseWord,first,last); //3 bit code =1 -> next 18 bits for EOR
324 first = last+1;
325 }
326
327 else{
328 if(first<=29){
329 UInt_t w = AliBitPacking::UnpackWord(word,0,29-first);
330 AliBitPacking::PackWord(w,baseWord,first,29);
331 Int_t lb = 29-first+1;
332 diff = nbit-lb;
333 word2 = AliBitPacking::UnpackWord(word,lb,lb+diff-1);
334 flag = kTRUE;
335 if(anode<256) word = 2;
336 else word = 3;
337 AliBitPacking::PackWord(word,baseWord,30,31);
338 fIndex++;
339 buf[fIndex]=baseWord;
340 first=0;
341 last = 0;
342 baseWord=0;
343 if(anode==255){
344 flag=kFALSE;
345 word2=0;
346 }
347 }
348 else{
349 word2 = word;
350 diff = nbit;
351 flag = kTRUE;
352 if(anode<256) word = 2;
353 else word = 3;
354 AliBitPacking::PackWord(word,baseWord,30,31);
355 fIndex++;
356 buf[fIndex]=baseWord;
357 first=0;
358 last=0;
359 baseWord=0;
360 if(anode==255){
361 flag=kFALSE;
362 word2=0;
363 }
364 }
365 }
366 }
367 } //end for
368
369 }
9f992f70 370 if(fVerbose==2)
371 ftxt.close();
2e9f335b 372 return;
373}//end GetDigitsSDD
374
375////////////////////////////////////////////////////////////////////////////////////////
376//PIXEL
377//
378
0b3c7dfc 379void AliITSDDLRawData::GetDigitsSPD(TClonesArray *ITSdigits,Int_t mod,Int_t ddl, UInt_t *buf){
9f992f70 380 //This method packs the SPD digits in a proper 32 structure
381 //Since data is zero suppressed,the coordinates for the chip having zero digits
382 //doesn't get listed in the galice.root file. However the SPD format requires
383 //the empty chip to be written with chip header and chip trailer.
a643f6be 384 //The index of the half stave is calculated as (mod/2).
2e9f335b 385 Int_t ix;
386 Int_t iz;
a79660fb 387 Int_t chipNo=0;
0b3c7dfc 388 UInt_t baseWord=0;
389 UInt_t hitRow=0;
a79660fb 390 Int_t chipHitCount=0; //Number of Hit in the current chip
391 Int_t previousChip=-1; //Previuos chip respect to the actual aone
2e9f335b 392 Int_t ndigits = ITSdigits->GetEntries(); //number of digits in the current module
393 //cout<<" Number of digits in the current module:"<<ndigits<<" module:"<<mod<<endl;
394 AliITSdigit *digs;
395 fHalfStaveModule++; //It's a private variable used to distinguish between the firs
396 //and the second module of an Half Stave Module
9f992f70 397 ofstream ftxt;
2e9f335b 398 if(ndigits){
399 //loop over digits
9f992f70 400 if (fVerbose==2)
401 ftxt.open("SPDdigits.txt",ios::app);
2e9f335b 402 for (Int_t digit=0;digit<ndigits;digit++){
403 digs = (AliITSdigit*)ITSdigits->UncheckedAt(digit);
404 /*---------------------------------------------------------------------------
405 * Each module contains 5 read out chips of 256 rows and 32 columns.
9f992f70 406 * So, the cell number in Z direction varies from 0 to 159. Therefore,
2e9f335b 407 * to get the chip address (0 to 4), we need to divide column number by 32.
408 * ---------------------------------------------------------------------*/
ecee53fc 409 iz=digs->GetCoord1(); // Cell number in Z direction
410 ix=digs->GetCoord2(); // Cell number in X direction
a79660fb 411 chipNo=iz/32;
9f992f70 412 if(fVerbose==2)
413 ftxt<<"DDL:"<<ddl<<" Mod:"<<mod<<" Row:"<<ix<<" Col:"<<iz<<endl;
a79660fb 414 hitRow=iz-chipNo*32;
2e9f335b 415 if(fHalfStaveModule){
a79660fb 416 chipNo+=5;
2e9f335b 417 fHalfStaveModule=-1;
418 }//end if
a79660fb 419 if(previousChip==-1){
2e9f335b 420 //loop over chip without digits
421 //Even if there aren't digits for a given chip
422 //the chip header and the chip trailer are stored
423 for(Int_t i=0;i<(iz/32);i++){
a79660fb 424 if(chipNo>4)
425 WriteChipHeader(i+5,(mod/2),baseWord);
2e9f335b 426 else
a79660fb 427 WriteChipHeader(i,(mod/2),baseWord);
428 WriteChipTrailer(buf,chipHitCount,baseWord);
9f992f70 429 chipHitCount=0;
2e9f335b 430 }//end for
a79660fb 431 WriteChipHeader(chipNo,(mod/2),baseWord);
432 chipHitCount++;
433 WriteHit(buf,ix,hitRow,baseWord);
9f992f70 434 previousChip=chipNo;
2e9f335b 435 }//end if
436 else{
a79660fb 437 if(previousChip!=chipNo){
9f992f70 438 WriteChipTrailer(buf,chipHitCount,baseWord);
439 chipHitCount=0;
a79660fb 440 for(Int_t i=previousChip+1;i<chipNo;i++){
441 WriteChipHeader(i,(mod/2),baseWord);
442 WriteChipTrailer(buf,0,baseWord);
9f992f70 443 chipHitCount=0;
2e9f335b 444 }//end for
a79660fb 445 WriteChipHeader(chipNo,(mod/2),baseWord);
446 previousChip=chipNo;
2e9f335b 447 }//end if
9f992f70 448 chipHitCount++;
a79660fb 449 WriteHit(buf,ix,hitRow,baseWord);
2e9f335b 450 }//end else
451 }//end for
452 //Even if there aren't digits for a given chip
453 //the chip header and the chip trailer are stored
a79660fb 454 Int_t end=4;
455 if(chipNo>4)end+=5;
456 WriteChipTrailer(buf,chipHitCount,baseWord);
9f992f70 457 chipHitCount=0;
a79660fb 458 for(Int_t i=chipNo+1;i<=end;i++){
459 WriteChipHeader(i,(mod/2),baseWord);
460 WriteChipTrailer(buf,0,baseWord);
9f992f70 461 chipHitCount=0;
2e9f335b 462 }//end for
463 }//end if
464 else{
465 //In this module there aren't digits but
466 //the chip header and chip trailer are store anyway
467 if(fHalfStaveModule){
a79660fb 468 chipNo=5;
2e9f335b 469 fHalfStaveModule=-1;
470 }//end if
471 for(Int_t i=0;i<5;i++){
a79660fb 472 WriteChipHeader(chipNo+i,(mod/2),baseWord);
473 WriteChipTrailer(buf,chipHitCount,baseWord);
9f992f70 474 chipHitCount=0;
2e9f335b 475 }//end for
476 }//end else
9f992f70 477 if(fVerbose==2)
478 ftxt.close();
2e9f335b 479 return;
480}//end GetDigitsSPD
481
2e9f335b 482/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
483
0421c3d1 484Int_t AliITSDDLRawData::RawDataSPD(TBranch* branch){
a79660fb 485 //This method creates the Raw data files for SPD detectors
a79660fb 486 const Int_t kSize=21000; //256*32*5=40960 max number of digits per module
0b3c7dfc 487 UInt_t buf[kSize]; //One buffer cell can contain 2 digits
2e9f335b 488 fIndex=-1;
2e9f335b 489
0421c3d1 490 TClonesArray*& digits = * (TClonesArray**) branch->GetAddress();
2e9f335b 491 char fileName[15];
08f92f14 492 AliFstream* outfile; // logical name of the output file
0421c3d1 493 AliRawDataHeader header;
494
495 //loop over DDLs
362c9d61 496 for(Int_t i=0;i<AliDAQ::NumberOfDdls("ITSSPD");i++){
497 strcpy(fileName,AliDAQ::DdlFileName("ITSSPD",i)); //The name of the output file.
08f92f14 498 outfile = new AliFstream(fileName);
0421c3d1 499 //write Dummy DATA HEADER
08f92f14 500 UInt_t dataHeaderPosition=outfile->Tellp();
501 outfile->WriteBuffer((char*)(&header),sizeof(header));
2e9f335b 502 //Loops over Modules of a particular DDL
0421c3d1 503 for (Int_t mod=0; mod<AliITSRawStreamSPD::kModulesPerDDL; mod++){
504 Int_t moduleNumber = AliITSRawStreamSPD::GetModuleNumber(i, mod);
505 digits->Clear();
506 branch->GetEvent(moduleNumber);
2e9f335b 507 //For each Module, buf contains the array of data words in Binary format
508 //fIndex gives the number of 32 bits words in the buffer for each module
a643f6be 509 GetDigitsSPD(digits,mod,i,buf);
08f92f14 510 outfile->WriteBuffer((char *)buf,((fIndex+1)*sizeof(UInt_t)));
2e9f335b 511 for(Int_t i=0;i<(fIndex+1);i++){
512 buf[i]=0;
513 }//end for
514 fIndex=-1;
515 }//end for
516
0421c3d1 517 //Write REAL DATA HEADER
08f92f14 518 UInt_t currentFilePosition=outfile->Tellp();
519 outfile->Seekp(dataHeaderPosition);
0421c3d1 520 header.fSize=currentFilePosition-dataHeaderPosition;
08f92f14 521 outfile->WriteBuffer((char*)(&header),sizeof(header));
522 delete outfile;
2e9f335b 523 }//end for
0421c3d1 524
2e9f335b 525 return 0;
526}
527
528/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
529
0421c3d1 530Int_t AliITSDDLRawData::RawDataSSD(TBranch* branch){
a97b3678 531
532a132e 532 //This method creates the Raw data files for SSD detectors
a79660fb 533 const Int_t kSize=1536;//768*2 Number of stripe * number of sides(N and P)
0b3c7dfc 534 UInt_t buf[kSize];
2e9f335b 535 fIndex=-1;
0421c3d1 536
537 TClonesArray*& digits = * (TClonesArray**) branch->GetAddress();
2e9f335b 538 char fileName[15];
08f92f14 539 AliFstream* outfile; // logical name of the output file
0421c3d1 540 AliRawDataHeader header;
2e9f335b 541
0421c3d1 542 //loop over DDLs
362c9d61 543 for(Int_t i=0;i<AliDAQ::NumberOfDdls("ITSSSD");i++){
544 strcpy(fileName,AliDAQ::DdlFileName("ITSSSD",i)); //The name of the output file.
08f92f14 545 outfile = new AliFstream(fileName);
0421c3d1 546 //write Dummy DATA HEADER
08f92f14 547 UInt_t dataHeaderPosition=outfile->Tellp();
548 outfile->WriteBuffer((char*)(&header),sizeof(header));
2e9f335b 549
550 //Loops over Modules of a particular DDL
0421c3d1 551 for (Int_t mod=0; mod<AliITSRawStreamSSD::kModulesPerDDL; mod++){
552 Int_t moduleNumber = AliITSRawStreamSSD::GetModuleNumber(i, mod);
553 if(moduleNumber!=-1){
554 digits->Clear();
555 branch->GetEvent(moduleNumber);
2e9f335b 556 //For each Module, buf contains the array of data words in Binary format
557 //fIndex gives the number of 32 bits words in the buffer for each module
0421c3d1 558 GetDigitsSSD(digits,mod,moduleNumber,i,buf);
08f92f14 559 outfile->WriteBuffer((char *)buf,((fIndex+1)*sizeof(UInt_t)));
2e9f335b 560 fIndex=-1;
561 }//end if
562 }//end for
0421c3d1 563
564 //Write REAL DATA HEADER
08f92f14 565 UInt_t currentFilePosition=outfile->Tellp();
566 outfile->Seekp(dataHeaderPosition);
0421c3d1 567 header.fSize=currentFilePosition-dataHeaderPosition;
568 header.SetAttribute(0); // valid data
08f92f14 569 outfile->WriteBuffer((char*)(&header),sizeof(header));
570 delete outfile;
2e9f335b 571 }//end for
0421c3d1 572
2e9f335b 573 return 0;
574}
575
576/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
577
0421c3d1 578Int_t AliITSDDLRawData::RawDataSDD(TBranch* branch){
a79660fb 579 //This method creates the Raw data files for SDD detectors
a79660fb 580 const Int_t kSize=131072; //256*512
0b3c7dfc 581 UInt_t buf[kSize];
2e9f335b 582 fIndex=-1;
2e9f335b 583
0421c3d1 584 TClonesArray*& digits = * (TClonesArray**) branch->GetAddress();
585 char fileName[15];
08f92f14 586 AliFstream* outfile; // logical name of the output file
0421c3d1 587 AliRawDataHeader header;
5dfa68c5 588 UInt_t skippedword, carlosFooterWord,fifoFooterWord,jitterWord;
589 Bool_t retcode;
590 retcode = AliBitPacking::PackWord(0x3FFFFFFF,carlosFooterWord,0,31);
591 retcode = AliBitPacking::PackWord(0x3F1F1F1F,fifoFooterWord,0,31);
592 retcode = AliBitPacking::PackWord(0xFF00000E,jitterWord,0,31);
0421c3d1 593
594 //loop over DDLs
362c9d61 595 for(Int_t i=0;i<AliDAQ::NumberOfDdls("ITSSDD");i++){
596 strcpy(fileName,AliDAQ::DdlFileName("ITSSDD",i)); //The name of the output file.
08f92f14 597 outfile = new AliFstream(fileName);
0421c3d1 598 //write Dummy DATA HEADER
08f92f14 599 UInt_t dataHeaderPosition=outfile->Tellp();
600 outfile->WriteBuffer((char*)(&header),sizeof(header));
0421c3d1 601
5dfa68c5 602
d229e45b 603 //first 9 "dummy" words to be skipped
604 for(Int_t iw=0;iw<9;iw++){
5dfa68c5 605 if(iw==0 || iw==8) retcode = AliBitPacking::PackWord(0xFFFFFFFF,skippedword,0,31);
606 else retcode = AliBitPacking::PackWord(2,skippedword,0,31);
08f92f14 607 outfile->WriteBuffer((char*)(&skippedword),sizeof(skippedword));
a97b3678 608 }
2e9f335b 609 //Loops over Modules of a particular DDL
0421c3d1 610 for (Int_t mod=0; mod<AliITSRawStreamSDD::kModulesPerDDL; mod++){
611 Int_t moduleNumber = AliITSRawStreamSDD::GetModuleNumber(i, mod);
612 if(moduleNumber!=-1){
613 digits->Clear();
614 branch->GetEvent(moduleNumber);
a97b3678 615
2e9f335b 616 //For each Module, buf contains the array of data words in Binary format
617 //fIndex gives the number of 32 bits words in the buffer for each module
a79660fb 618 // cout<<"MODULE NUMBER:"<<mapSDD[i][mod]<<endl;
0421c3d1 619 GetDigitsSDD(digits,mod,moduleNumber,i,buf);
08f92f14 620 outfile->WriteBuffer((char *)buf,((fIndex+1)*sizeof(UInt_t)));
5dfa68c5 621 for(Int_t iw=0;iw<3;iw++) outfile->WriteBuffer((char*)(&carlosFooterWord),sizeof(carlosFooterWord));
2e9f335b 622 fIndex=-1;
623 }//end if
624 }//end for
5dfa68c5 625 // 12 words with FIFO footers (=4 FIFO x 3 3F1F1F1F words per DDL)
626 for(Int_t iw=0;iw<12;iw++) outfile->WriteBuffer((char*)(&fifoFooterWord),sizeof(fifoFooterWord));
627
628 outfile->WriteBuffer((char*)(&jitterWord),sizeof(jitterWord));
2e9f335b 629
0421c3d1 630 //Write REAL DATA HEADER
08f92f14 631 UInt_t currentFilePosition=outfile->Tellp();
632 outfile->Seekp(dataHeaderPosition);
0421c3d1 633 header.fSize=currentFilePosition-dataHeaderPosition;
634 header.SetAttribute(0); // valid data
08f92f14 635 outfile->WriteBuffer((char*)(&header),sizeof(header));
636 delete outfile;
2e9f335b 637 }//end for
0421c3d1 638
2e9f335b 639 return 0;
640}
641
642/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
643
a643f6be 644void AliITSDDLRawData::WriteChipHeader(Int_t ChipAddr,Int_t halfStave,UInt_t &BaseWord){
a79660fb 645 //This method writes a chip header
a643f6be 646 //cout<<"Chip: "<<ChipAddr<<" Half Stave module:"<<halfStave<<endl;
2e9f335b 647 BaseWord=0;
a643f6be 648 AliBitPacking::PackWord(ChipAddr,BaseWord,16,19);
649 // At the moment the event count is always 0 (bits 20-26)
650 AliBitPacking::PackWord(0,BaseWord,20,26);
651 AliBitPacking::PackWord(halfStave,BaseWord,27,29);
652 AliBitPacking::PackWord(0x1,BaseWord,30,31);
2e9f335b 653 return;
654}//end WriteChipHeader
655
656/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
657
0b3c7dfc 658void AliITSDDLRawData::WriteChipTrailer(UInt_t *buf,Int_t ChipHitCount,UInt_t &BaseWord){
a79660fb 659 //This method writes a chip trailer
2e9f335b 660 //pixel fill word
661 if((ChipHitCount%2)!=0){
a643f6be 662 AliBitPacking::PackWord(0xC000,BaseWord,16,31);
2e9f335b 663 }
a643f6be 664 AliBitPacking::PackWord(ChipHitCount,BaseWord,0,13);
665 AliBitPacking::PackWord(0x0,BaseWord,14,15);
2e9f335b 666 fIndex++;
667 buf[fIndex]=BaseWord;
668 BaseWord=0;
669 return;
670}//end WriteChipTrailer
671
672/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
673
0b3c7dfc 674void AliITSDDLRawData::WriteHit(UInt_t *buf,Int_t RowAddr,Int_t HitAddr,UInt_t &BaseWord){
a79660fb 675 //This method writs an hit
2e9f335b 676 if(!BaseWord){
113c12f1 677 AliBitPacking::PackWord(HitAddr,BaseWord,16,20);
678 AliBitPacking::PackWord(RowAddr,BaseWord,21,28);
679 AliBitPacking::PackWord(2,BaseWord,30,31);
a643f6be 680 }//end if
681 else{
682 AliBitPacking::PackWord(HitAddr,BaseWord,0,4);
683 AliBitPacking::PackWord(RowAddr,BaseWord,5,12);
684 AliBitPacking::PackWord(2,BaseWord,14,15);
2e9f335b 685 fIndex++;
686 buf[fIndex]=BaseWord;
687 BaseWord=0;
688 }//end else
689 return;
690}//end WriteHit
691