/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ /* $Id$ */ /////////////////////////////////////////////////////////////////////////////// // // // TRD raw data conversion class // // // /////////////////////////////////////////////////////////////////////////////// #include #include "TClass.h" #include "AliDAQ.h" #include "AliRawDataHeaderSim.h" #include "AliRawReader.h" #include "AliLog.h" #include "AliFstream.h" #include "AliLoader.h" #include "AliTreeLoader.h" #include "AliTRDrawData.h" #include "AliTRDdigitsManager.h" #include "AliTRDgeometry.h" #include "AliTRDarrayDictionary.h" #include "AliTRDarrayADC.h" #include "AliTRDrawStream.h" #include "AliTRDcalibDB.h" #include "AliTRDSignalIndex.h" #include "AliTRDfeeParam.h" #include "AliTRDmcmSim.h" #include "AliTRDtrackletWord.h" #include "AliTRDdigitsParam.h" ClassImp(AliTRDrawData) Int_t AliTRDrawData::fgDataSuppressionLevel = 0; //_____________________________________________________________________________ AliTRDrawData::AliTRDrawData() :TObject() ,fRunLoader(NULL) ,fGeo(NULL) ,fFee(NULL) ,fNumberOfDDLs(0) ,fTrackletTree(NULL) ,fTracklets(NULL) ,fTracks(NULL) ,fSMindexPos(0) ,fStackindexPos(0) ,fEventCounter(0) ,fTrgFlags() ,fMcmSim(new AliTRDmcmSim) ,fDigitsParam(NULL) { // // Default constructor // fFee = AliTRDfeeParam::Instance(); fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD"); } //_____________________________________________________________________________ AliTRDrawData::AliTRDrawData(const AliTRDrawData &r) :TObject(r) ,fRunLoader(NULL) ,fGeo(NULL) ,fFee(NULL) ,fNumberOfDDLs(0) ,fTrackletTree(NULL) ,fTracklets(NULL) ,fTracks(NULL) ,fSMindexPos(0) ,fStackindexPos(0) ,fEventCounter(0) ,fTrgFlags() ,fMcmSim(new AliTRDmcmSim) ,fDigitsParam(NULL) { // // Copy constructor // fFee = AliTRDfeeParam::Instance(); fNumberOfDDLs = AliDAQ::NumberOfDdls("TRD"); } //_____________________________________________________________________________ AliTRDrawData::~AliTRDrawData() { // // Destructor // if (fTracklets){ fTracklets->Delete(); delete fTracklets; } if (fTracks){ fTracks->Delete(); delete fTracks; } delete fMcmSim; } //_____________________________________________________________________________ Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree, const TTree *tracks ) { // // Initialize necessary parameters and call one // of the raw data simulator selected by SetRawVersion. // // Currently tracklet output is not spported yet and it // will be supported in higher version simulator. // AliTRDdigitsManager* const digitsManager = new AliTRDdigitsManager(); if (!digitsManager->ReadDigits(digitsTree)) { delete digitsManager; return kFALSE; } if (tracks != NULL) { delete digitsManager; AliError("Tracklet input is not supported yet."); return kFALSE; } fGeo = new AliTRDgeometry(); if (!AliTRDcalibDB::Instance()) { AliError("Could not get calibration object"); delete fGeo; delete digitsManager; return kFALSE; } Int_t retval = kTRUE; Int_t rv = fFee->GetRAWversion(); // Call appropriate Raw Simulator if ( rv > 0 && rv <= 3 ) retval = Digits2Raw(digitsManager); else { retval = kFALSE; AliWarning(Form("Unsupported raw version (%d).", rv)); } // Cleanup delete fGeo; delete digitsManager; return retval; } //_____________________________________________________________________________ Bool_t AliTRDrawData::Digits2Raw(AliTRDdigitsManager *digitsManager) { // // Raw data simulator for all versions > 0. This is prepared for real data. // This version simulate only raw data with ADC data and not with tracklet. // const Int_t kMaxHcWords = (fGeo->TBmax()/3) * fGeo->ADCmax() * fGeo->MCMmax() * fGeo->ROBmaxC1()/2 + 100 + 20; // Buffer to temporary store half chamber data UInt_t *hcBuffer = new UInt_t[kMaxHcWords]; Bool_t newEvent = kFALSE; // only for correct readout tree Bool_t newSM = kFALSE; // new SM flag, for writing SM index words Bool_t newStack = kFALSE; // new stack flag, for writing stack index words // Get digits parameter fDigitsParam = digitsManager->GetDigitsParam(); // sect is same as iDDL, so I use only sect here. for (Int_t sect = 0; sect < fGeo->Nsector(); sect++) { char name[1024]; snprintf(name,1024,"TRD_%d.ddl",sect + AliTRDrawStream::kDDLOffset); AliFstream* of = new AliFstream(name); // Write a dummy data header AliRawDataHeaderSim header; // the event header UInt_t hpos = of->Tellp(); of->WriteBuffer((char *) (& header), sizeof(header)); // Reset payload byte size (payload does not include header). Int_t npayloadbyte = 0; // check the existance of the data // SM index word and Stack index word UInt_t *iwbuffer = new UInt_t[109]; // index word buffer; max 109 = 2 SM headers + 67 dummy headers + 5*8 stack headers Int_t nheader = 0; UInt_t bStackMask = 0x0; Bool_t bStackHasData = kFALSE; Bool_t bSMHasData = kFALSE; //iwbuffer[nheader++] = 0x0001a020; // SM index words iwbuffer[nheader++] = 0x0044b020; // SM index words | additional SM header:48 = 1 SM header + 47 dummy words(for future use) iwbuffer[nheader++] = 0x10404071; // SM header for ( Int_t i=0; i<66; i++ ) iwbuffer[nheader++] = 0x00000000; // dummy words iwbuffer[nheader++] = 0x10000000; // end of dummy words for ( Int_t stack= 0; stack < fGeo->Nstack(); stack++) { UInt_t linkMask = 0x0; for( Int_t layer = 0; layer < fGeo->Nlayer(); layer++) { Int_t iDet = fGeo->GetDetector(layer,stack,sect); AliTRDarrayADC *digits = (AliTRDarrayADC *) digitsManager->GetDigits(iDet); if ( fgDataSuppressionLevel==0 || digits->HasData() ) { bStackMask = bStackMask | ( 1 << stack ); // active stack mask for new stack linkMask = linkMask | ( 3 << (2*layer) ); // 3 = 0011 bStackHasData = kTRUE; bSMHasData = kTRUE; } // has data } // loop over layer if ( fgDataSuppressionLevel==0 || bStackHasData ){ iwbuffer[nheader++] = 0x0007a000 | linkMask; // stack index word + link masks if (fgDataSuppressionLevel==0) iwbuffer[nheader-1] = 0x0007afff; // no suppression iwbuffer[nheader++] = 0x04045b01; // stack header for (Int_t i=0;i<6;i++) iwbuffer[nheader++] = 0x00000000; // 6 dummy words bStackHasData = kFALSE; } } // loop over stack if ( fgDataSuppressionLevel==0 || bSMHasData ){ iwbuffer[0] = iwbuffer[0] | bStackMask; // add stack masks to SM index word if (fgDataSuppressionLevel==0) iwbuffer[0] = 0x0044b03f; // no suppression : all stacks are active of->WriteBuffer((char *) iwbuffer, nheader*4); AliDebug(11, Form("SM %d index word: %08x", sect, iwbuffer[0])); AliDebug(11, Form("SM %d header: %08x", sect, iwbuffer[1])); } // end of SM & stack header ------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------- // Prepare chamber data for( Int_t stack = 0; stack < fGeo->Nstack(); stack++) { for( Int_t layer = 0; layer < fGeo->Nlayer(); layer++) { Int_t iDet = fGeo->GetDetector(layer,stack,sect); if (iDet == 0){ newEvent = kTRUE; // it is expected that each event has at least one tracklet; // this is only needed for correct readout tree fEventCounter++; AliDebug(11, Form("New event!! Event counter: %d",fEventCounter)); } if ( stack==0 && layer==0 ) newSM = kTRUE; // new SM flag if ( layer==0 ) newStack = kTRUE; // new stack flag AliDebug(15, Form("stack : %d, layer : %d, iDec : %d\n",stack,layer,iDet)); // Get the digits array AliTRDarrayADC *digits = (AliTRDarrayADC *) digitsManager->GetDigits(iDet); if (fgDataSuppressionLevel==0 || digits->HasData() ) { // second part is new!! and is for indicating a new event if (digits->HasData()) digits->Expand(); Int_t hcwords = 0; // Process A side of the chamber hcwords = ProduceHcData(digits,0,iDet,hcBuffer,kMaxHcWords,newEvent,newSM); if ( newEvent ) newEvent = kFALSE; //AssignLinkMask(hcBuffer, layer); // active link mask for this layer(2*HC) of->WriteBuffer((char *) hcBuffer, hcwords*4); npayloadbyte += hcwords*4; // Process B side of the chamber hcwords = ProduceHcData(digits,1,iDet,hcBuffer,kMaxHcWords,newEvent,newSM); of->WriteBuffer((char *) hcBuffer, hcwords*4); npayloadbyte += hcwords*4; } // has data } // loop over layer } // loop over stack // Complete header header.fSize = UInt_t(of->Tellp()) - hpos; header.SetAttribute(0); // Valid data of->Seekp(hpos); // Rewind to header position of->WriteBuffer((char *) (& header), sizeof(header)); delete of; delete [] iwbuffer; } // loop over sector(SM) delete [] hcBuffer; return kTRUE; } //_____________________________________________________________________________ void AliTRDrawData::ProduceSMIndexData(UInt_t *buf, Int_t& nw){ // // This function generates // 1) SM index words : ssssssss ssssssss vvvv rrrr r d t mmmmm // - s : size of SM header (number of header, default = 0x0001) // - v : SM header version (default = 0xa) // - r : reserved for future use (default = 00000) // - d : track data enabled bit (default = 0) // - t : tracklet data enabled bit (default = 1) // - m : stack mask (each bit corresponds a stack, default = 11111) // // 2) SM header : rrr c vvvv vvvvvvvv vvvv rrrr bbbbbbbb // - r : reserved for future use (default = 000) // - c : clean check out flag (default = 1) // - v : hardware design revision (default = 0x0404) // - r : reserved for future use (default = 0x0) // - b : physical board ID (default = 0x71) // // 3) stack index words : ssssssss ssssssss vvvv mmmm mmmmmmmm // - s : size of stack header (number of header, (default = 0x0007) // - v : header version (default = 0xa) // - m : link mask (default = 0xfff) // // 4) stack header : vvvvvvvv vvvvvvvv bbbbbbbb rrrr rrr c // - v : hardware design revision (default = 0x0404) // - b : physical board ID (default = 0x5b) // - r : reserved for future use (default = 0000 000) // - c : clean checkout flag (default = 1) // // and 6 dummy words(0x00000000) // //buf[nw++] = 0x0001a03f; // SM index words fSMindexPos = nw; // memorize position of the SM index word for re-allocating stack mask buf[nw++] = 0x0001b020; // SM index words buf[nw++] = 0x10404071; // SM header fStackindexPos = nw; // memorize position of the stack index word for future adding /* for (Int_t istack=0; istack<5; istack++){ buf[nw++] = 0x0007afff; // stack index words buf[nw++] = 0x04045b01; // stack header for (Int_t i=0;i<6;i++) buf[nw++] = 0x00000000; // 6 dummy words } // loop over 5 stacks */ } //_____________________________________________________________________________ void AliTRDrawData::AssignStackMask(UInt_t *buf, Int_t nStack){ // // This function re-assign stack mask active(from 0 to 1) in the SM index word // buf[fSMindexPos] = buf[fSMindexPos] | ( 1 << nStack ); } //_____________________________________________________________________________ Int_t AliTRDrawData::AddStackIndexWords(UInt_t *buf, Int_t /*nStack*/, Int_t nMax){ // // This function add stack index words and stack header when there is data for the stack // // 1) stack index words : ssssssss ssssssss vvvv mmmm mmmmmmmm // - s : size of stack header (number of header, (default = 0x0007) // - v : header version (default = 0xa) // - m : link mask (default = 0xfff) // - m : link mask (starting value = 0x000) // // 2) stack header : vvvvvvvv vvvvvvvv bbbbbbbb rrrr rrr c // - v : hardware design revision (default = 0x0404) // - b : physical board ID (default = 0x5b) // - r : reserved for future use (default = 0000 000) // - c : clean checkout flag (default = 1) // // and 6 dummy words(0x00000000) // Int_t nAddedWords = 0; // Number of added words if ( ShiftWords(buf, fStackindexPos, 8, nMax)== kFALSE ){ AliError("Adding stack header failed."); return 0; } buf[fStackindexPos++] = 0x0007a000; // stack index words buf[fStackindexPos++] = 0x04045b01; // stack header for (Int_t i=0;i<6;i++) buf[fStackindexPos++] = 0x00000000; // 6 dummy words nAddedWords += 8; return nAddedWords; } //_____________________________________________________________________________ void AliTRDrawData::AssignLinkMask(UInt_t *buf, Int_t nLayer){ // // This function re-assign link mask active(from 0 to 1) in the stack index word // buf[fStackindexPos-8] = buf[fStackindexPos-8] | ( 3 << (2*nLayer) ); // 3 = 0011 } //_____________________________________________________________________________ Bool_t AliTRDrawData::ShiftWords(UInt_t *buf, Int_t nStart, Int_t nWords, Int_t nMax){ // // This function shifts n words // //if ( nStart+nWords > sizeof(buf)/sizeof(UInt_t) ){ // AliError("Words shift failed. No more buffer space."); // return kFALSE; //} for ( Int_t iw=nMax; iw>nStart-1; iw--){ buf[iw+nWords] = buf[iw]; } return kTRUE; } //_____________________________________________________________________________ Int_t AliTRDrawData::ProduceHcData(AliTRDarrayADC *digits, Int_t side, Int_t det, UInt_t *buf, Int_t maxSize, Bool_t /*newEvent = kFALSE*/, Bool_t /*newSM = kFALSE*/){ // // This function produces the raw data for one HC, i.e. tracklets, tracklet endmarkers, // raw data, raw data endmarkers. // This function can be used for both ZS and NZS data // Int_t nw = 0; // Number of written words Int_t of = 0; // Number of overflowed words Int_t *tempnw = &nw; // Number of written words for temp. buffer Int_t *tempof = &of; // Number of overflowed words for temp. buffer Int_t layer = fGeo->GetLayer( det ); // Layer Int_t stack = fGeo->GetStack( det ); // Stack Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL) const Int_t kCtype = fGeo->GetStack(det) == 2 ? 0 : 1; // Chamber type (0:C0, 1:C1) Bool_t trackletOn = fFee->GetTracklet(); // tracklet simulation active? AliDebug(1,Form("Producing raw data for sect=%d layer=%d stack=%d side=%d",sect,layer,stack,side)); UInt_t *tempBuffer = buf; // tempBuffer used to write ADC data // different in case of tracklet writing if (trackletOn) { tempBuffer = new UInt_t[maxSize]; tempnw = new Int_t(0); tempof = new Int_t(0); } WriteIntermediateWords(tempBuffer,*tempnw,*tempof,maxSize,det,side); if (digits->HasData()) { // scanning direction such, that tracklet-words are sorted in ascending z and then in ascending y order // ROB numbering on chamber and MCM numbering on ROB increase with decreasing z and increasing y for (Int_t iRobRow = 0; iRobRow <= (kCtype + 3)-1; iRobRow++ ) { // ROB number should be increasing Int_t iRob = iRobRow * 2 + side; // MCM on one ROB for (Int_t iMcmRB = 0; iMcmRB < fGeo->MCMmax(); iMcmRB++ ) { Int_t iMcm = 16 - 4*(iMcmRB/4 + 1) + (iMcmRB%4); fMcmSim->Init(det, iRob, iMcm); fMcmSim->SetData(digits); // no filtering done here (already done in digitizer) if (trackletOn) { fMcmSim->Tracklet(); Int_t tempNw = fMcmSim->ProduceTrackletStream(&buf[nw], maxSize - nw); if( tempNw < 0 ) { of += tempNw; nw += maxSize - nw; AliError(Form("Buffer overflow detected. Please increase the buffer size and recompile.")); } else { nw += tempNw; } } fMcmSim->ZSMapping(); // Calculate zero suppression mapping // at the moment it has to be rerun here // Write MCM data to temp. buffer Int_t tempNw = fMcmSim->ProduceRawStream( &tempBuffer[*tempnw], maxSize - *tempnw, fEventCounter ); if ( tempNw < 0 ) { *tempof += tempNw; *tempnw += maxSize - nw; AliError(Form("Buffer overflow detected. Please increase the buffer size and recompile.")); } else { *tempnw += tempNw; } } } // in case of tracklet writing copy temp data to final buffer if (trackletOn) { if (nw + *tempnw < maxSize) { memcpy(&buf[nw], tempBuffer, *tempnw * sizeof(UInt_t)); nw += *tempnw; } else { AliError("Buffer overflow detected"); } } } if (trackletOn) { delete [] tempBuffer; delete tempof; delete tempnw; } // Write end of raw data marker if (nw+3 < maxSize) { buf[nw++] = fgkEndOfDataMarker; buf[nw++] = fgkEndOfDataMarker; buf[nw++] = fgkEndOfDataMarker; buf[nw++] = fgkEndOfDataMarker; } else { of += 4; } if (of != 0) { AliError("Buffer overflow. Data is truncated. Please increase buffer size and recompile."); } return nw; } //_____________________________________________________________________________ AliTRDdigitsManager *AliTRDrawData::Raw2Digits(AliRawReader *rawReader) { // // Vx of the raw data reading // rawReader->Select("TRD"); //[mj] AliTRDarrayADC *digits = 0; AliTRDarrayDictionary *track0 = 0; AliTRDarrayDictionary *track1 = 0; AliTRDarrayDictionary *track2 = 0; //AliTRDSignalIndex *indexes = 0; // Create the digits manager AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager(); digitsManager->CreateArrays(); AliTRDrawStream input(rawReader); // ----- preparing tracklet output ----- AliDataLoader *trklLoader = AliRunLoader::Instance()->GetLoader("TRDLoader")->GetDataLoader("tracklets"); if (!trklLoader) { trklLoader = new AliDataLoader("TRD.Tracklets.root","tracklets", "tracklets"); AliRunLoader::Instance()->GetLoader("TRDLoader")->AddDataLoader(trklLoader); } if (!trklLoader) { return 0x0; } AliTreeLoader *trklTreeLoader = dynamic_cast (trklLoader->GetBaseLoader("tracklets-raw")); if (!trklTreeLoader) { trklTreeLoader = new AliTreeLoader("tracklets-raw", trklLoader); trklLoader->AddBaseLoader(trklTreeLoader); } if (!trklTreeLoader) { return 0x0; } if (!trklTreeLoader->Tree()) trklTreeLoader->MakeTree(); input.SetTrackletArray(TrackletsArray()); input.SetTrackArray(TracksArray()); // Loop through the digits Int_t det = 0; while (det >= 0) { det = input.NextChamber(digitsManager); if (det >= 0) { // get... digits = (AliTRDarrayADC *) digitsManager->GetDigits(det); track0 = (AliTRDarrayDictionary *) digitsManager->GetDictionary(det,0); track1 = (AliTRDarrayDictionary *) digitsManager->GetDictionary(det,1); track2 = (AliTRDarrayDictionary *) digitsManager->GetDictionary(det,2); // and compress if (digits) digits->Compress(); if (track0) track0->Compress(); if (track1) track1->Compress(); if (track2) track2->Compress(); } } for (Int_t iSector = 0; iSector < fGeo->Nsector(); iSector++) { fTrgFlags[iSector] = input.GetTriggerFlags(iSector); } trklTreeLoader->WriteData("OVERWRITE"); trklLoader->UnloadAll(); return digitsManager; } //_____________________________________________________________________________ void AliTRDrawData::WriteIntermediateWords(UInt_t* buf, Int_t& nw, Int_t& of, const Int_t& maxSize, const Int_t& det, const Int_t& side) { // // write tracklet end marker(0x10001000) // and half chamber headers(H[0] and H[1]) // Int_t layer = fGeo->GetLayer( det ); // Layer Int_t stack = fGeo->GetStack( det ); // Stack Int_t sect = fGeo->GetSector( det ); // Sector (=iDDL) Int_t rv = fFee->GetRAWversion(); const Int_t kNTBin = fDigitsParam->GetNTimeBins(det); Bool_t trackletOn = fFee->GetTracklet(); UInt_t x = 0; // Write end of tracklet marker if (nw < maxSize){ buf[nw++] = fgkEndOfTrackletMarker; buf[nw++] = fgkEndOfTrackletMarker; // the number of tracklet end marker should be more than 2 } else { of++; } // Half Chamber header // h[0] (there are 2 HC headers) xmmm mmmm nnnn nnnq qqss sssp ppcc ci01 // , where x : Raw version speacial number (=1) // m : Raw version major number (test pattern, ZS, disable tracklet, 0, options) // n : Raw version minor number // q : number of addtional header words (default = 1) // s : SM sector number (ALICE numbering) // p : plane(layer) number // c : chamber(stack) number // i : side number (0:A, 1:B) Int_t majorv = 0; // The major version number Int_t minorv = 0; // The minor version number Int_t add = 1; // The number of additional header words to follow : now 1, previous 2 Int_t tp = 0; // test pattern (default=0) Int_t zs = (rv==3) ? 1 : 0; // zero suppression Int_t dt = (trackletOn) ? 0 : 1; // disable tracklet majorv = (tp<<6) | (zs<<5) | (dt<<4) | 1; // major version x = (1<<31) | (majorv<<24) | (minorv<<17) | (add<<14) | (sect<<9) | (layer<<6) | (stack<<3) | (side<<2) | 1; if (nw < maxSize) buf[nw++] = x; else of++; // h[1] tttt ttbb bbbb bbbb bbbb bbpp pphh hh01 // , where t : number of time bins // b : bunch crossing number // p : pretrigger counter // h : pretrigger phase Int_t bcCtr = 99; // bunch crossing counter. Here it is set to 99 always for no reason Int_t ptCtr = 15; // pretrigger counter. Here it is set to 15 always for no reason Int_t ptPhase = 11; // pretrigger phase. Here it is set to 11 always for no reason //x = (bcCtr<<16) | (ptCtr<<12) | (ptPhase<<8) | ((kNTBin-1)<<2) | 1; // old format x = ((kNTBin)<<26) | (bcCtr<<10) | (ptCtr<<6) | (ptPhase<<2) | 1; if (nw < maxSize) buf[nw++] = x; else of++; } TClonesArray *AliTRDrawData::TrackletsArray() { // Returns the array of on-line tracklets if (!fTracklets) { fTracklets = new TClonesArray("AliTRDtrackletWord", 200); } return fTracklets; } TClonesArray* AliTRDrawData::TracksArray() { // return array of GTU tracks (create TClonesArray if necessary) if (!fTracks) { fTracks = new TClonesArray("AliESDTrdTrack",100); } return fTracks; }