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d2e2f542 1#ifndef ALIHMPIDRAWSTREAM_H
2#define ALIHMPIDRAWSTREAM_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6///////////////////////////////////////////////////////////////////////////////
7///
8/// This is a class for reading raw data digits for HMPID.
9/// The data format is taken from the document provided by Paolo Martinengo.
10///
11/// cvetan.cheshkov@cern.ch 19/07/2007
12///
13///////////////////////////////////////////////////////////////////////////////
14
15#include <TObject.h>
21f61e25 16#include <TRandom.h>
17#include "AliHMPIDParam.h"
18#include <AliBitPacking.h>
19#include <AliFstream.h>
20#include "AliHMPIDDigit.h"
21#include "AliDAQ.h"
d2e2f542 22class AliRawReader;
23
24class AliHMPIDRawStream: public TObject {
25 public :
26 AliHMPIDRawStream(AliRawReader* rawReader);
21f61e25 27 AliHMPIDRawStream();
28
d2e2f542 29 virtual ~AliHMPIDRawStream();
30
21f61e25 31 virtual void Reset();
32 virtual Bool_t Next();
33 void Init();
34
35 Int_t Ch( Int_t ddl,Int_t row,Int_t dil,Int_t pad ) {return AliHMPIDParam::A2C(fPad[ddl][row][dil][pad]); } //chamber number
36
37 Int_t GetDDLNumber() const { return fDDLNumber; } // Provide current DDL number
38 inline Int_t GetCharge(Int_t ddl,Int_t row, Int_t dilogic, Int_t pad); // Provide the charge observed in certain row,dilogic,pad channel
39 inline Int_t GetPad(Int_t ddl,Int_t row,Int_t dil,Int_t pad); //
40
41 Int_t Pc ( Int_t ddl,Int_t row,Int_t dil,Int_t pad ) {return AliHMPIDParam::A2P(fPad[ddl][row][dil][pad]);} //PC position number
42 Int_t PadPcX ( Int_t ddl,Int_t row,Int_t dil,Int_t pad ) {return AliHMPIDParam::A2X(fPad[ddl][row][dil][pad]);} //pad pc x # 0..79
43 Int_t PadPcY ( Int_t ddl,Int_t row,Int_t dil,Int_t pad ) {return AliHMPIDParam::A2Y(fPad[ddl][row][dil][pad]);} //pad pc y # 0..47
44
45 inline Bool_t SetZeroSup (Bool_t isSup);
46 inline Bool_t GetZeroSup();
47
48 inline void Raw (UInt_t &w32,Int_t &ddl,Int_t &r,Int_t &d,Int_t &a); //digit->(w32,ddl,r,d,a)
49 inline void Raw (Int_t ddl,Int_t r,Int_t d,Int_t a); //raw->abs pad number
50 inline Bool_t Raw (UInt_t w32,Int_t ddl,AliRawReader *pRR); //(w32,ddl)->digit
51 inline void SetCharge (Int_t ddl,Int_t row,Int_t dil,Int_t pad,Int_t q);
52 inline void WriteRaw (TObjArray *pDigLst ); //write as raw stream
53 inline void WriteRowMarker (AliFstream *ddl,UInt_t size);
54 inline void WriteEoE (AliFstream *ddl,UInt_t row,UInt_t dil,UInt_t wordCnt);
55 inline void WriteSegMarker (AliFstream *ddl,UInt_t row);
56
57// inline TClonesArray ReMap(TClonesArray *pDigIn);
58
59 enum EHMPIDRawStreamError {
d2e2f542 60 kRawDataSizeErr = 1,
61 kRowMarkerErr = 2,
62 kWrongRowErr = 3,
63 kWrongDilogicErr = 4,
64 kWrongPadErr = 5,
65 kEoEFlagErr = 6,
66 kEoESizeErr = 7,
67 kEoEDILOGICErr = 8,
68 kEoERowErr = 9,
69 kBadSegWordErr = 10,
70 kWrongSegErr = 11
71 };
21f61e25 72
d2e2f542 73 enum {
21f61e25 74 kNRows = 24, // Number of rows (starting from 1 !)//was25
75 kNDILOGICAdd = 10, // Number of DILOGIC addresses in a row (starting from 1 !) //was11
76 kNPadAdd = 48, // Number of pad row
77 kNRowsPerSegment = 8, // Number of rows per segment
78 kNDDL = 14
d2e2f542 79 };
21f61e25 80 enum EHMPIDRawError {
81 kInvalidRawDataWord = 1
82 };
d2e2f542 83
21f61e25 84
d2e2f542 85 private :
86
87 AliHMPIDRawStream& operator = (const AliHMPIDRawStream& stream);
88 AliHMPIDRawStream(const AliHMPIDRawStream& stream);
89
90 UInt_t GetNextWord();
91
21f61e25 92 Int_t fCharge[kNDDL][kNRows+1][kNDILOGICAdd+1][kNPadAdd]; // Array for charge values for all channels in one DDL
93
94 Int_t fPad[kNDDL][kNRows+1][kNDILOGICAdd+1][kNPadAdd]; // Array for abs pad values for all channels in one DDL
d2e2f542 95
21f61e25 96 UInt_t fRawWord[kNDDL][kNRows+1][kNDILOGICAdd+1][kNPadAdd];
97
d2e2f542 98 Int_t fDDLNumber; // index of current DDL number
99
100 AliRawReader* fRawReader; // object for reading the raw data
101
102 UChar_t* fData; // raw data
103
104 Int_t fPosition; // current position in fData
21f61e25 105
106 Bool_t fZeroSup;
d2e2f542 107
108 ClassDef(AliHMPIDRawStream, 0) // base class for reading HMPID raw digits
109};
21f61e25 110//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
111void AliHMPIDRawStream::Raw(UInt_t &w32,Int_t &ddl,Int_t &r,Int_t &d,Int_t &a)
112{
113// Convert raw stream word to raw word format
114// Arguments: w32,ddl,r,d,a where to write the results
115// Returns: none
116 Int_t y2a[6]={5,3,1,0,2,4};
117
118 ddl=2*Ch(ddl,r,d,a)+Pc(ddl,r,d,a)%2; //DDL# 0..13
119 Int_t tmp=1+Pc(ddl,r,d,a)/2*8+PadPcY(ddl,r,d,a)/6; r=(Pc(ddl,r,d,a)%2)? 25-tmp:tmp; //row r=1..24
120 d=1+PadPcX(ddl,r,d,a)/8; //DILOGIC# 1..10
121 a=y2a[PadPcY(ddl,r,d,a)%6]+6*(PadPcX(ddl,r,d,a)%8); //ADDRESS 0..47
122
123 w32=0;
124 AliBitPacking::PackWord((fCharge[ddl][r][d][a]>4095)?4095:(UInt_t)fCharge[ddl][r][d][a],w32, 0,11); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc bits (00..11) counts (0..4095)
125 //molnarl: Since in simulation the the charge can be > than 4095 but not in real life we need to protect. If fQ>4095 after packing we will get 0 for the charge!
126 assert(0<=a&&a<=47);AliBitPacking::PackWord( a ,w32,12,17); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC address bits (12..17) counts (0..47)
127 assert(1<=d&&d<=10);AliBitPacking::PackWord( d ,w32,18,21); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC number bits (18..21) counts (1..10)
128 assert(1<=r&&r<=24);AliBitPacking::PackWord( r ,w32,22,26); // Row number bits (22..26) counts (1..24)
129}
130//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
131void AliHMPIDRawStream::Raw(Int_t ddl,Int_t r,Int_t d,Int_t a)
132{
133 //Assign absolute pad ID based on ddl,row,dil,pad
134 //Arguments: DDL, row number, dilogic number, dilogic address(pad)
135 //Returns : nothing
136
137 assert(0<=ddl&&ddl<=13); assert(1<=r&&r<=24); assert(1<=d&&d<=10); assert(0<=a&&a<=47);
138 Int_t a2y[6]={3,2,4,1,5,0};//pady for a given address (for single DILOGIC chip)
139 Int_t ch=ddl/2;
140 Int_t tmp=(r-1)/8; Int_t pc=(ddl%2)? 5-2*tmp:2*tmp;
141 Int_t px=(d-1)*8+a/6;
142 tmp=(ddl%2)?(24-r):r-1; Int_t py=6*(tmp%8)+a2y[a%6];
143 fPad[ddl][r][d][a]=AliHMPIDParam::Abs(ch,pc,px,py);
144}
145//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
146Bool_t AliHMPIDRawStream::Raw(UInt_t w32,Int_t ddl, AliRawReader *pRR)
147{
148// Converts a given raw data word to a digit
149// Arguments: w32 - 32 bits raw data word
150// ddl - DDL idx 0 1 2 3 4 ... 13
151// Returns: none
152 Int_t r = AliBitPacking::UnpackWord(w32,22,26); assert(1<=r&&r<=24); // Row number (1..24)
153 Int_t d = AliBitPacking::UnpackWord(w32,18,21); assert(1<=d&&d<=10); // 3322 2222 2222 1111 1111 1000 0000 0000 DILOGIC number (1..10)
154 Int_t a = AliBitPacking::UnpackWord(w32,12,17); assert(0<=a&&a<=47); // 1098 7654 3210 9876 5432 1098 7654 3210 DILOGIC address (0..47)
155 Int_t q = AliBitPacking::UnpackWord(w32, 0,11); assert(0<=q&&q<=4095); // 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq Qdc (0..4095)
156 if (r<1 || r>24 || d<1 || d>10 || a<0 || a>47 || q<0 || q>4095) {
157 AliWarning(Form("Invalid raw data word %x",w32));
158 pRR->AddMajorErrorLog(kInvalidRawDataWord,Form("w=%x",w32));
159 return kFALSE;
160 }
161 Raw(ddl,r,d,a);
162 fCharge[ddl][r][d][a]=q;
163 return kTRUE;
164}
165//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
166void AliHMPIDRawStream::SetCharge(Int_t ddl,Int_t row,Int_t dil,Int_t pad,Int_t q)
167{
168 //Setter for the charger in the raw stream
169 //Arguments: DDL, row number, dilogic number, dilogic address(pad), charge
170 //Returns: Charge from the raw stream
171 fCharge[ddl][row][dil][pad]=q;
172 // return fCharge[ddl][row][dil][pad];
173
174}
175//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
176Int_t AliHMPIDRawStream::GetPad(Int_t ddl,Int_t row,Int_t dil,Int_t pad)
177{
178 // The method returns the absolute pad number or -1
179 // in case the charge from the channels
180 // has not been read or invalid arguments
181
182 assert(0<=ddl&&ddl<=13);
183 assert(1<=row&&row<=24);
184 assert(1<=dil&&dil<=10);
185 assert(0<=pad&&pad<=47);
186
187 Int_t a2y[6]={3,2,4,1,5,0}; //pady for a given padress (for single DILOGIC chip)
188 Int_t ch=ddl/2;
189 Int_t tmp=(row-1)/8; Int_t pc=(ddl%2)? 5-2*tmp:2*tmp;
190 Int_t px=(dil-1)*8+pad/6;
191 tmp=(ddl%2)?(24-row):row-1;
192 Int_t py=6*(tmp%8)+a2y[pad%6];
193
194 return fPad[ddl][row][dil][pad]=AliHMPIDParam::Abs(ch,pc,px,py);
195}//GetPad()
196//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
197Int_t AliHMPIDRawStream::GetCharge(Int_t ddl,Int_t row, Int_t dilogic, Int_t pad)
198{
199 // The method returns the charge collected
200 // in a particular channel
201 // Return -1 in case the charge from the channels
202 // has not been read or invalid arguments
203 if (ddl < 0 || ddl > kNDDL) {
204 AliError(Form("Wrong DDL index %d!",ddl));
205 return 0;
206 }
207 if (row < 1 || row > kNRows) {
208 AliError(Form("Wrong row index %d!",row));
209 return 0;
210 }
211
212 if (dilogic < 1 || dilogic > kNDILOGICAdd) {
213 AliError(Form("Wrong DILOGIC address %d!",dilogic));
214 return 0;
215 }
216
217 if (pad >= kNPadAdd) {
218 AliError(Form("Wrong pad index %d!",pad));
219 return 0;
220 }
221
222 return fCharge[ddl][row][dilogic][pad];
223
224}
225//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
226void AliHMPIDRawStream::WriteRowMarker(AliFstream *ddl,UInt_t size)
227{
228 //Writes the row marker for real data and pedestal into the ddl stream
229 //Arguments: ddl stream and the size of the block of the given row, the siye is at least the 10 EoE words!
230 //Returns: nothing
231 UInt_t w32=0;
232 UInt_t marker=12968; //ror marker: 32a8 in hexa; 12968 in decimal
233 AliBitPacking::PackWord(size, w32, 16,31); //number of roaw written after row marker (digits and EoE)
234 AliBitPacking::PackWord(marker,w32,0,15); //32a8=12968
235 ddl->WriteBuffer((char*)&w32,sizeof(w32));
236}
237//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
238void AliHMPIDRawStream::WriteEoE(AliFstream *ddl,UInt_t row,UInt_t dil,UInt_t wordCnt )
239{
240 //Writes the EoE word from real data and pedestals into the ddl stream
241 //Arguments: ddl stream, row number, dilogic number and the number of words before the EoE
242 //Retursns: nothing
243 UInt_t e=1;
244 UInt_t w32=0;
245 assert(1<=row&&row<=24); AliBitPacking::PackWord((UInt_t)row ,w32,22,26); // row number (1...24)
246 assert(1<=dil&&dil<=10); AliBitPacking::PackWord((UInt_t)dil ,w32,18,21); // DILOGIC number (1...10)
247 AliBitPacking::PackWord( e ,w32, 7,17); // event number -- not used
248 AliBitPacking::PackWord((UInt_t)wordCnt ,w32, 0, 6); // word counter (0...47) AliBitPacking::PackWord((UInt_t)1 ,w32,27,27); // bit 27 is always 1 by definition of EoE
249 AliBitPacking::PackWord((UInt_t)1 ,w32,27,27); // bit 27 is always 1 by definition of EoE
250 ddl->WriteBuffer((char*)&w32,sizeof(w32));
251}
252//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
253void AliHMPIDRawStream::WriteSegMarker(AliFstream *ddl,UInt_t row)
254{
255 //Writes the segment marker (after 8 rows) into the ddl stream
256 //Arguments: ddl stream and the segment: row 8 -> 0x5800, row 16 -> 5801, row 24 -> 5802
257 //Retruns: nothing
258 UInt_t w32=0;
259 AliBitPacking::PackWord((UInt_t)43791, w32,16,31); //43791==AB0F
260 AliBitPacking::PackWord((UInt_t)(22528+row/8),w32, 0,15); //22528==5800
261
262 ddl->WriteBuffer((char*)&w32,sizeof(w32));
263}
264//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
265Bool_t AliHMPIDRawStream::SetZeroSup (Bool_t isSup)
266{
267 //Prevision to turn OFF zero suppression
268 //Arguments: setter
269 //Returns: switch
270 fZeroSup=isSup;
271 return fZeroSup;
272}
273//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
274Bool_t AliHMPIDRawStream::GetZeroSup()
275{
276 if(fZeroSup==kTRUE) return kTRUE;
277 else return kFALSE;
278}
279//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
280void AliHMPIDRawStream::WriteRaw(TObjArray *pDigAll)
281{
282// Write a list of digits for a given chamber in raw data stream
283// Arguments: pDigAll- list of digits
284// Returns: none
285 Int_t ddl,r,d,a; //32 bits data word
286 Int_t cntLpad,cntRpad;
287 Int_t cntLrow,cntRrow;
288 Int_t cntL=0,cntR=0; //data words counters for DDLs
289 Int_t cntLeoe,cntReoe;
290 UInt_t posL,posR;
291 UInt_t cntLseg,cntRseg;
292 Int_t cntRdig=0,cntLdig=0;
293
294 UInt_t posLmarker,posRmarker;
295 Int_t digcnt=0;
296
297 Int_t isDigThere[14][25][11][48];
298
299 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){//chambers loop
300 cntL=0;cntR=0;
301 for(Int_t iddl=0;iddl<14;iddl++){
302 for(Int_t irow=1;irow<=24;irow++){
303 for(Int_t idil=1;idil<=10;idil++){
304 for(Int_t ipad=0;ipad<48;ipad++){
305 isDigThere[iddl][irow][idil][ipad]=-1;
306 }
307 }
308 }
309 }
310
311 AliFstream* ddlL; //output streams, 2 per chamber
312 AliFstream* ddlR;
313
314 AliRawDataHeader header; header.SetAttribute(0); //empty DDL header
315
316 ddlL = new AliFstream(AliDAQ::DdlFileName("HMPID",2*iCh+1)); //left and right looking at the IP
317 ddlR = new AliFstream(AliDAQ::DdlFileName("HMPID",2*iCh)); //open both DDL of this chamber in parallel
318
319 ddlL->WriteBuffer((char*)&header,sizeof(header)); //write dummy header as place holder, actual
320 ddlR->WriteBuffer((char*)&header,sizeof(header)); //will be rewritten later when total size of DDL is known
321
322 UInt_t w32=0; //32 bits data word
323 digcnt=0;
324
325 TClonesArray *pDigCh=(TClonesArray *)pDigAll->At(iCh); //list of digits for current chamber
326 //Printf("::::::::::::::::::; Number of Digits to write: %d == %d",pDigCh->GetEntriesFast(),pDigCh->GetEntries());
327 for(Int_t iDig=0;iDig<pDigCh->GetEntriesFast();iDig++){//digits loop
328 AliHMPIDDigit *pDig1=(AliHMPIDDigit*)pDigCh->At(iDig);
329 pDig1->Raw(w32,ddl,r,d,a);
330 isDigThere[ddl][r][d][a]=iDig;
331 }
332
333 for(Int_t row = 1; row <= AliHMPIDRawStream::kNRows; row++){ //AliHMPIDRawStream::kNRows=25!
334 cntRrow=0;cntLrow=0;cntLseg=0;cntRseg=0;//
335 cntLeoe=0;cntReoe=0;
336 posLmarker=ddlL->Tellp(); WriteRowMarker(ddlL,(UInt_t)1); cntL++; cntRrow++;
337 posRmarker=ddlR->Tellp(); WriteRowMarker(ddlR,(UInt_t)1); cntR++; cntLrow++;
338 for(Int_t dil = 1; dil <= AliHMPIDRawStream::kNDILOGICAdd; dil++){ //AliHMPIDRawStream::kNDILOGICAdd = 11!
339 cntLpad=0;cntRpad=0;
340 for(Int_t pad = 0; pad < AliHMPIDRawStream::kNPadAdd; pad++){ //AliHMPIDRawStream::kNPadAdd = 48
341 for ( Int_t iddl=2*iCh; iddl<=2*iCh+1;iddl++){
342 if (isDigThere[iddl][row][dil][pad]!=-1) {
343 AliHMPIDDigit *pDig=(AliHMPIDDigit*)pDigCh->At(isDigThere[iddl][row][dil][pad]);
344 pDig->Raw(w32,ddl,r,d,a);
345 if(pDig->Q() < 0 ) continue; //We can turn of the zero sup for pedestal simulation
346 //Printf("::::::::::::::: ddl from Digit : %d",ddl);
347 if(ddl%2){ //write raw digit selecting on DDL
348 ddlL->WriteBuffer((char*)&w32,sizeof(w32)); cntL++; cntLpad++; cntLrow++; cntLdig++;//Printf(" WL: %x isDig: %d",w32,isDigThere[iddl][row][dil][pad]);
349 }else{
350 ddlR->WriteBuffer((char*)&w32,sizeof(w32)); cntR++; cntRpad++; cntRrow++; cntRdig++;//Printf(" WR: %x isDig: %d",w32,isDigThere[iddl][row][dil][pad]);
351 }
352 }//ddl
353 }//isDig
354 }//pad
355 WriteEoE(ddlL,row,dil,cntLpad); cntL++; cntLrow++; cntLeoe++; //molnarl: write EoE markers
356 WriteEoE(ddlR,row,dil,cntRpad); cntR++; cntRrow++; cntReoe++;
357 }//dil
358 if(row%8==0){
359 WriteSegMarker(ddlL,row); cntL++; cntLseg++;
360 WriteSegMarker(ddlR,row); cntR++; cntRseg++;
361 }
362 posL=ddlL->Tellp(); ddlL->Seekp(posLmarker); WriteRowMarker(ddlL,(UInt_t)(cntLrow-1)); ddlL->Seekp(posL); //find the marker position write and go back to the actual position to continue writing
363 posR=ddlR->Tellp(); ddlR->Seekp(posRmarker); WriteRowMarker(ddlR,(UInt_t)(cntRrow-1)); ddlR->Seekp(posR);
364 }//row
365 header.fSize=sizeof(header)+cntL*sizeof(w32); ddlL->Seekp(0); ddlL->WriteBuffer((char*)&header,sizeof(header)); delete ddlL; //rewrite header with size set to
366 header.fSize=sizeof(header)+cntR*sizeof(w32); ddlR->Seekp(0); ddlR->WriteBuffer((char*)&header,sizeof(header)); delete ddlR; //number of bytes and close file
367
368 //Printf("In Ch %d # digits written to LDD %d RDDL %d",iCh,cntLdig,cntRdig);
369
370 }//chambers loop
371}//WriteRaw()
372//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
d2e2f542 373
374#endif