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 // TRD raw data conversion class //
22 ///////////////////////////////////////////////////////////////////////////////
24 //#include <Riostream.h>
30 #include "AliRawDataHeaderSim.h"
31 #include "AliRawReader.h"
33 #include "AliFstream.h"
35 #include "AliTRDrawData.h"
36 #include "AliTRDdigitsManager.h"
37 #include "AliTRDgeometry.h"
38 #include "AliTRDdataArrayI.h"
39 #include "AliTRDRawStream.h"
40 #include "AliTRDRawStreamV2.h"
41 #include "AliTRDcalibDB.h"
42 #include "AliTRDSignalIndex.h"
43 #include "AliTRDfeeParam.h"
44 #include "AliTRDmcmSim.h"
46 ClassImp(AliTRDrawData)
48 //_____________________________________________________________________________
49 AliTRDrawData::AliTRDrawData()
56 // Default constructor
59 fFee = AliTRDfeeParam::Instance();
60 fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
64 //_____________________________________________________________________________
65 AliTRDrawData::AliTRDrawData(const AliTRDrawData &r)
75 fFee = AliTRDfeeParam::Instance();
76 fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD");
80 //_____________________________________________________________________________
81 AliTRDrawData::~AliTRDrawData()
89 //_____________________________________________________________________________
90 Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree, TTree *tracks )
93 // Initialize necessary parameters and call one
94 // of the raw data simulator selected by SetRawVersion.
96 // Currently tracklet output is not spported yet and it
97 // will be supported in higher version simulator.
100 AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
102 if (!digitsManager->ReadDigits(digitsTree)) {
103 delete digitsManager;
107 if (tracks != NULL) {
108 delete digitsManager;
109 AliError("Tracklet input is not supported yet.");
113 fGeo = new AliTRDgeometry();
115 if (!AliTRDcalibDB::Instance()) {
116 AliError("Could not get calibration object");
118 delete digitsManager;
122 Int_t retval = kTRUE;
123 Int_t rv = fFee->GetRAWversion();
125 // Call appropriate Raw Simulator
126 if ( rv > 0 && rv <= 3 ) retval = Digits2Raw(digitsManager);
129 AliWarning(Form("Unsupported raw version (%d).", rv));
134 delete digitsManager;
140 //_____________________________________________________________________________
141 Bool_t AliTRDrawData::Digits2Raw(AliTRDdigitsManager *digitsManager)
144 // Raw data simulator for all versions > 0. This is prepared for real data.
145 // This version simulate only raw data with ADC data and not with tracklet.
148 const Int_t kMaxHcWords = (fGeo->TBmax()/3)
154 // Buffer to temporary store half chamber data
155 UInt_t *hcBuffer = new UInt_t[kMaxHcWords];
157 // sect is same as iDDL, so I use only sect here.
158 for (Int_t sect = 0; sect < fGeo->Nsect(); sect++) {
161 sprintf(name,"TRD_%d.ddl",sect + AliTRDRawStream::kDDLOffset);
163 AliFstream* of = new AliFstream(name);
165 // Write a dummy data header
166 AliRawDataHeaderSim header; // the event header
167 UInt_t hpos = of->Tellp();
168 of->WriteBuffer((char *) (& header), sizeof(header));
170 // Reset payload byte size (payload does not include header).
171 Int_t npayloadbyte = 0;
173 // GTU common data header (5x4 bytes per super module, shows link mask)
174 for( Int_t cham = 0; cham < fGeo->Ncham(); cham++ ) {
175 UInt_t gtuCdh = (UInt_t)(0xe << 28);
176 for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
177 Int_t iDet = fGeo->GetDetector(plan, cham, sect);
178 // If chamber status is ok, we assume that the optical link is also OK.
179 // This is shown in the GTU link mask.
180 if ( AliTRDcalibDB::Instance()->GetChamberStatus(iDet) )
181 gtuCdh = gtuCdh | (3 << (2*plan));
183 of->WriteBuffer((char *) (& gtuCdh), sizeof(gtuCdh));
187 // Prepare chamber data
188 for( Int_t cham = 0; cham < fGeo->Ncham(); cham++) {
189 for( Int_t plan = 0; plan < fGeo->Nplan(); plan++) {
191 Int_t iDet = fGeo->GetDetector(plan,cham,sect);
193 // Get the digits array
194 AliTRDdataArrayI *digits = digitsManager->GetDigits(iDet);
198 Int_t rv = fFee->GetRAWversion();
200 // Process A side of the chamber
201 if ( rv >= 1 && rv <= 2 ) hcwords = ProduceHcDataV1andV2(digits,0,iDet,hcBuffer,kMaxHcWords);
202 if ( rv == 3 ) hcwords = ProduceHcDataV3 (digits,0,iDet,hcBuffer,kMaxHcWords);
204 of->WriteBuffer((char *) hcBuffer, hcwords*4);
205 npayloadbyte += hcwords*4;
207 // Process B side of the chamber
208 if ( rv >= 1 && rv <= 2 ) hcwords = ProduceHcDataV1andV2(digits,1,iDet,hcBuffer,kMaxHcWords);
209 if ( rv >= 3 ) hcwords = ProduceHcDataV3 (digits,1,iDet,hcBuffer,kMaxHcWords);
211 of->WriteBuffer((char *) hcBuffer, hcwords*4);
212 npayloadbyte += hcwords*4;
217 header.fSize = UInt_t(of->Tellp()) - hpos;
218 header.SetAttribute(0); // Valid data
219 of->Seekp(hpos); // Rewind to header position
220 of->WriteBuffer((char *) (& header), sizeof(header));
230 //_____________________________________________________________________________
231 Int_t AliTRDrawData::ProduceHcDataV1andV2(AliTRDdataArrayI *digits, Int_t side
232 , Int_t det, UInt_t *buf, Int_t maxSize)
235 // This function simulates: 1) SM-I commissiong data Oct. 06 (Raw Version == 1).
236 // 2) Full Raw Production Version (Raw Version == 2)
238 // Produce half chamber data (= an ORI data) for the given chamber (det) and side (side)
241 // side=0 means A side with ROB positions 0, 2, 4, 6.
242 // side=1 means B side with ROB positions 1, 3, 5, 7.
244 // Chamber type (C0 orC1) is determined by "det" automatically.
245 // Appropriate size of buffer (*buf) must be prepared prior to calling this function.
246 // Pointer to the buffer and its size must be given to "buf" and "maxSize".
247 // Return value is the number of valid data filled in the buffer in unit of 32 bits
249 // If buffer size if too small, the data is truncated with the buffer size however
250 // the function will finish without crash (this behaviour is similar to the MCM).
253 Int_t nw = 0; // Number of written words
254 Int_t of = 0; // Number of overflowed words
255 Int_t plan = fGeo->GetPlane( det ); // Plane
256 Int_t cham = fGeo->GetChamber( det ); // Chamber
257 Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL)
258 Int_t nRow = fGeo->GetRowMax( plan, cham, sect );
259 Int_t nCol = fGeo->GetColMax( plan );
260 const Int_t kNTBin = AliTRDcalibDB::Instance()->GetNumberOfTimeBins();
261 Int_t kCtype = 0; // Chamber type (0:C0, 1:C1)
262 Int_t iEv = 0xA; // Event ID. Now fixed to 10, how do I get event id?
263 UInt_t x = 0; // General used number
264 Int_t rv = fFee->GetRAWversion();
266 // Check the nCol and nRow.
268 (nRow == 16 || nRow == 12)) {
269 kCtype = (nRow-12) / 4;
272 AliError(Form("This type of chamber is not supported (nRow=%d, nCol=%d)."
277 AliDebug(1,Form("Producing raw data for sect=%d plan=%d cham=%d side=%d"
278 ,sect,plan,cham,side));
280 // Tracklet should be processed here but not implemented yet
282 // Write end of tracklet marker
284 buf[nw++] = kEndoftrackletmarker;
290 // Half Chamber header
292 // Now it is the same version as used in SM-I commissioning.
293 Int_t dcs = det+100; // DCS Serial (in simulation, it is meaningless
294 x = (dcs<<20) | (sect<<15) | (plan<<12) | (cham<<9) | (side<<8) | 1;
302 else if ( rv == 2 ) {
303 // h[0] (there are 3 HC header)
304 Int_t minorv = 0; // The minor version number
305 Int_t add = 2; // The number of additional header words to follow
306 x = (1<<31) | (rv<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (plan<<6) | (cham<<3) | (side<<2) | 1;
314 Int_t bcCtr = 99; // bunch crossing counter. Here it is set to 99 always for no reason
315 Int_t ptCtr = 15; // pretrigger counter. Here it is set to 15 always for no reason
316 Int_t ptPhase = 11; // pretrigger phase. Here it is set to 11 always for no reason
317 x = (bcCtr<<16) | (ptCtr<<12) | (ptPhase<<8) | ((kNTBin-1)<<2) | 1;
325 Int_t pedSetup = 1; // Pedestal filter setup (0:1). Here it is always 1 for no reason
326 Int_t gainSetup = 1; // Gain filter setup (0:1). Here it is always 1 for no reason
327 Int_t tailSetup = 1; // Tail filter setup (0:1). Here it is always 1 for no reason
328 Int_t xtSetup = 0; // Cross talk filter setup (0:1). Here it is always 0 for no reason
329 Int_t nonlinSetup = 0; // Nonlinearity filter setup (0:1). Here it is always 0 for no reason
330 Int_t bypassSetup = 0; // Filter bypass (for raw data) setup (0:1). Here it is always 0 for no reason
331 Int_t commonAdditive = 10; // Digital filter common additive (0:63). Here it is always 10 for no reason
332 x = (pedSetup<<31) | (gainSetup<<30) | (tailSetup<<29) | (xtSetup<<28) | (nonlinSetup<<27)
333 | (bypassSetup<<26) | (commonAdditive<<20) | 1;
342 // Scan for ROB and MCM
343 for (Int_t iRobRow = 0; iRobRow < (kCtype + 3); iRobRow++ ) {
344 Int_t iRob = iRobRow * 2 + side;
345 for (Int_t iMcm = 0; iMcm < fGeo->MCMmax(); iMcm++ ) {
346 Int_t padrow = iRobRow * 4 + iMcm / 4;
349 x = ((iRob * fGeo->MCMmax() + iMcm) << 24) | ((iEv % 0x100000) << 4) | 0xC;
358 for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
359 Int_t padcol = fFee->GetPadColFromADC(iRob, iMcm, iAdc);
360 UInt_t aa = !(iAdc & 1) + 2;
361 UInt_t *a = new UInt_t[kNTBin+2];
362 // 3 timebins are packed into one 32 bits word
363 for (Int_t iT = 0; iT < kNTBin; iT+=3) {
364 if ((padcol >= 0) && (padcol < nCol)) {
365 a[iT ] = ((iT ) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT ) : 0;
366 a[iT+1] = ((iT + 1) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 1) : 0;
367 a[iT+2] = ((iT + 2) < kNTBin ) ? digits->GetDataUnchecked(padrow,padcol,iT + 2) : 0;
370 a[iT] = a[iT+1] = a[iT+2] = 0; // This happenes at the edge of chamber (should be pedestal! How?)
372 x = (a[iT+2] << 22) | (a[iT+1] << 12) | (a[iT] << 2) | aa;
383 for (Int_t iT = 0; iT < kNTBin; iT++) {
384 avg += (Float_t) (a[iT]);
386 avg /= (Float_t) kNTBin;
387 for (Int_t iT = 0; iT < kNTBin; iT++) {
388 rms += ((Float_t) (a[iT]) - avg) * ((Float_t) (a[iT]) - avg);
390 rms = TMath::Sqrt(rms / (Float_t) kNTBin);
392 AliDebug(2,Form("Large RMS (>1.7) (ROB,MCM,ADC)=(%02d,%02d,%02d), avg=%03.1f, rms=%03.1f"
393 ,iRob,iMcm,iAdc,avg,rms));
400 // Write end of raw data marker
402 buf[nw++] = kEndofrawdatamarker;
408 AliWarning("Buffer overflow. Data is truncated. Please increase buffer size and recompile.");
415 //_____________________________________________________________________________
416 Int_t AliTRDrawData::ProduceHcDataV3(AliTRDdataArrayI *digits, Int_t side
417 , Int_t det, UInt_t *buf, Int_t maxSize)
420 // This function simulates: Raw Version == 3 (Zero Suppression Prototype)
423 Int_t nw = 0; // Number of written words
424 Int_t of = 0; // Number of overflowed words
425 Int_t plan = fGeo->GetPlane( det ); // Plane
426 Int_t cham = fGeo->GetChamber( det ); // Chamber
427 Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL)
428 Int_t nRow = fGeo->GetRowMax( plan, cham, sect );
429 Int_t nCol = fGeo->GetColMax( plan );
430 const Int_t kNTBin = AliTRDcalibDB::Instance()->GetNumberOfTimeBins();
431 Int_t kCtype = 0; // Chamber type (0:C0, 1:C1)
432 //Int_t iEv = 0xA; // Event ID. Now fixed to 10, how do I get event id?
433 UInt_t x = 0; // General used number
434 Int_t rv = fFee->GetRAWversion();
436 // Check the nCol and nRow.
438 (nRow == 16 || nRow == 12)) {
439 kCtype = (nRow-12) / 4;
442 AliError(Form("This type of chamber is not supported (nRow=%d, nCol=%d)."
447 AliDebug(1,Form("Producing raw data for sect=%d plan=%d cham=%d side=%d"
448 ,sect,plan,cham,side));
450 // Tracklet should be processed here but not implemented yet
452 // Write end of tracklet marker
454 buf[nw++] = kEndoftrackletmarker;
460 // Half Chamber header
461 // h[0] (there are 3 HC header)
462 Int_t minorv = 0; // The minor version number
463 Int_t add = 2; // The number of additional header words to follow
464 x = (1<<31) | (rv<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (plan<<6) | (cham<<3) | (side<<2) | 1;
472 Int_t bcCtr = 99; // bunch crossing counter. Here it is set to 99 always for no reason
473 Int_t ptCtr = 15; // pretrigger counter. Here it is set to 15 always for no reason
474 Int_t ptPhase = 11; // pretrigger phase. Here it is set to 11 always for no reason
475 x = (bcCtr<<16) | (ptCtr<<12) | (ptPhase<<8) | ((kNTBin-1)<<2) | 1;
483 Int_t pedSetup = 1; // Pedestal filter setup (0:1). Here it is always 1 for no reason
484 Int_t gainSetup = 1; // Gain filter setup (0:1). Here it is always 1 for no reason
485 Int_t tailSetup = 1; // Tail filter setup (0:1). Here it is always 1 for no reason
486 Int_t xtSetup = 0; // Cross talk filter setup (0:1). Here it is always 0 for no reason
487 Int_t nonlinSetup = 0; // Nonlinearity filter setup (0:1). Here it is always 0 for no reason
488 Int_t bypassSetup = 0; // Filter bypass (for raw data) setup (0:1). Here it is always 0 for no reason
489 Int_t commonAdditive = 10; // Digital filter common additive (0:63). Here it is always 10 for no reason
490 x = (pedSetup<<31) | (gainSetup<<30) | (tailSetup<<29) | (xtSetup<<28) | (nonlinSetup<<27)
491 | (bypassSetup<<26) | (commonAdditive<<20) | 1;
499 // Scan for ROB and MCM
500 for (Int_t iRobRow = 0; iRobRow < (kCtype + 3); iRobRow++ ) {
501 Int_t iRob = iRobRow * 2 + side;
502 for (Int_t iMcm = 0; iMcm < fGeo->MCMmax(); iMcm++ ) {
504 AliTRDmcmSim *mcm = new AliTRDmcmSim();
505 mcm->Init( det, iRob, iMcm );
506 Int_t padrow = mcm->GetRow();
508 // Copy ADC data to MCM simulator
509 for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
510 Int_t padcol = mcm->GetCol( iAdc );
511 if ((padcol >= 0) && (padcol < nCol)) {
512 for (Int_t iT = 0; iT < kNTBin; iT++) {
513 mcm->SetData( iAdc, iT, digits->GetDataUnchecked( padrow, padcol, iT) );
515 } else { // this means it is out of chamber, and masked ADC
516 mcm->SetDataPedestal( iAdc );
519 // Simulate process in MCM
520 mcm->Filter(); // Apply filter
521 mcm->ZSMapping(); // Calculate zero suppression mapping
522 //mcm->DumpData( "trdmcmdata.txt", "RFZS" ); // debugging purpose
524 // Write MCM data to buffer
525 Int_t tempNw = mcm->ProduceRawStream( &buf[nw], maxSize - nw );
529 AliError(Form("Buffer overflow detected. Please increase the buffer size and recompile."));
539 // Write end of raw data marker
541 buf[nw++] = kEndofrawdatamarker;
547 AliError("Buffer overflow. Data is truncated. Please increase buffer size and recompile.");
554 //_____________________________________________________________________________
555 AliTRDdigitsManager *AliTRDrawData::Raw2Digits(AliRawReader *rawReader)
558 // Vx of the raw data reading
561 AliTRDdataArrayI *digits = 0;
562 AliTRDdataArrayI *track0 = 0;
563 AliTRDdataArrayI *track1 = 0;
564 AliTRDdataArrayI *track2 = 0;
566 AliTRDSignalIndex *indexes = 0;
567 // Create the digits manager
568 AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager();
569 digitsManager->CreateArrays();
571 //AliTRDRawStream input(rawReader);
572 AliTRDRawStreamV2 input(rawReader);
573 input.SetRawVersion( fFee->GetRAWversion() );
576 AliInfo(Form("Stream version: %s", input.IsA()->GetName()));
578 // Loop through the digits
582 while (input.Next()) {
584 det = input.GetDet();
586 if (det != lastdet) { // If new detector found
590 if (digits) digits->Compress(1,0);
591 if (track0) track0->Compress(1,0);
592 if (track1) track1->Compress(1,0);
593 if (track2) track2->Compress(1,0);
595 // Add a container for the digits of this detector
596 digits = digitsManager->GetDigits(det);
597 track0 = digitsManager->GetDictionary(det,0);
598 track1 = digitsManager->GetDictionary(det,1);
599 track2 = digitsManager->GetDictionary(det,2);
601 // Allocate memory space for the digits buffer
602 if (digits->GetNtime() == 0)
604 digits->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
605 track0->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
606 track1->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
607 track2->Allocate(input.GetMaxRow(),input.GetMaxCol(), input.GetNumberOfTimeBins());
610 indexes = digitsManager->GetIndexes(det);
611 indexes->SetSM(input.GetSM());
612 indexes->SetStack(input.GetStack());
613 indexes->SetLayer(input.GetLayer());
614 indexes->SetDetNumber(det);
615 if (indexes->IsAllocated() == kFALSE)
616 indexes->Allocate(input.GetMaxRow(), input.GetMaxCol(), input.GetNumberOfTimeBins());
619 // 3 timebin data are stored per word
620 for (it = 0; it < 3; it++)
622 if ( input.GetTimeBin() + it < input.GetNumberOfTimeBins() )
624 if (input.GetSignals()[it] > 0)
626 digits->SetDataUnchecked(input.GetRow(), input.GetCol(),
627 input.GetTimeBin() + it, input.GetSignals()[it]);
629 indexes->AddIndexTBin(input.GetRow(), input.GetCol(),
630 input.GetTimeBin() + it);
631 track0->SetDataUnchecked(input.GetRow(), input.GetCol(),
632 input.GetTimeBin() + it, 0);
633 track1->SetDataUnchecked(input.GetRow(), input.GetCol(),
634 input.GetTimeBin() + it, 0);
635 track2->SetDataUnchecked(input.GetRow(), input.GetCol(),
636 input.GetTimeBin() + it, 0);
642 if (digits) digits->Compress(1,0);
643 if (track0) track0->Compress(1,0);
644 if (track1) track1->Compress(1,0);
645 if (track2) track2->Compress(1,0);
647 return digitsManager;