/************************************************************************** * 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. * **************************************************************************/ /* $Id$ */ /* History of cvs commits: * * $Log$ * Revision 1.116 2007/10/10 09:05:10 schutz * Changing name QualAss to QA * * Revision 1.115 2007/08/22 09:20:50 hristov * Updated QA classes (Yves) * * Revision 1.114 2007/08/07 14:12:03 kharlov * Quality assurance added (Yves Schutz) * * Revision 1.113 2007/07/18 16:29:54 policheh * Raw Sdigits energy converted to GeV. * * Revision 1.112 2007/02/25 22:59:13 policheh * Digits2Raw(): ALTRO buffer and mapping created per each DDL. * * Revision 1.111 2007/02/18 15:21:47 kharlov * Corrections for memory leak in Digits2Raw due to AliAltroMapping * * Revision 1.110 2007/02/13 10:52:08 policheh * Raw2SDigits() implemented * * Revision 1.109 2007/02/05 10:43:25 hristov * Changes for correct initialization of Geant4 (Mihaela) * * Revision 1.108 2007/02/01 10:34:47 hristov * Removing warnings on Solaris x86 * * Revision 1.107 2007/01/29 16:29:37 kharlov * Digits2Raw(): special workaround for digits with time out of range * * Revision 1.106 2007/01/17 17:28:56 kharlov * Extract ALTRO sample generation to a separate class AliPHOSPulseGenerator * * Revision 1.105 2007/01/12 21:44:29 kharlov * Simulate and reconstruct two gains simulaneouslsy */ //_________________________________________________________________________ // Base Class for PHOS description: // PHOS consists of a PbWO4 calorimeter (EMCA) and a gazeous charged // particles detector (CPV or PPSD). // The only provided method here is CreateMaterials, // which defines the materials common to all PHOS versions. // //*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH) ////////////////////////////////////////////////////////////////////////////// // --- ROOT system --- class TFile; #include #include #include #include #include #include #include // --- Standard library --- // --- AliRoot header files --- #include "AliMagF.h" #include "AliPHOS.h" #include "AliPHOSLoader.h" #include "AliRun.h" #include "AliRawReader.h" #include "AliPHOSDigitizer.h" #include "AliPHOSSDigitizer.h" #include "AliPHOSDigit.h" #include "AliAltroBuffer.h" #include "AliAltroMapping.h" #include "AliCaloAltroMapping.h" #include "AliLog.h" #include "AliCDBManager.h" #include "AliCDBEntry.h" #include "AliCDBStorage.h" #include "AliPHOSCalibData.h" #include "AliPHOSPulseGenerator.h" #include "AliDAQ.h" #include "AliPHOSRawFitterv0.h" #include "AliPHOSCalibData.h" #include "AliPHOSRawDigiProducer.h" #include "AliPHOSQAChecker.h" #include "AliPHOSRecoParam.h" #include "AliPHOSSimParam.h" ClassImp(AliPHOS) //____________________________________________________________________________ AliPHOS:: AliPHOS() : AliDetector(),fgCalibData(0) { // Default ctor fName = "PHOS" ; } //____________________________________________________________________________ AliPHOS::AliPHOS(const char* name, const char* title): AliDetector(name, title), fgCalibData(0) { // ctor : title is used to identify the layout } //____________________________________________________________________________ AliPHOS::~AliPHOS() { if(fgCalibData) delete fgCalibData ; } //____________________________________________________________________________ AliDigitizer* AliPHOS::CreateDigitizer(AliDigitizationInput* digInput) const { return new AliPHOSDigitizer(digInput); } //____________________________________________________________________________ void AliPHOS::CreateMaterials() { // Definitions of materials to build PHOS and associated tracking media. // media number in idtmed are 699 to 798. // --- The PbWO4 crystals --- Float_t aX[3] = {207.19, 183.85, 16.0} ; Float_t zX[3] = {82.0, 74.0, 8.0} ; Float_t wX[3] = {1.0, 1.0, 4.0} ; Float_t dX = 8.28 ; AliMixture(0, "PbWO4$", aX, zX, dX, -3, wX) ; // --- The polysterene scintillator (CH) --- Float_t aP[2] = {12.011, 1.00794} ; Float_t zP[2] = {6.0, 1.0} ; Float_t wP[2] = {1.0, 1.0} ; Float_t dP = 1.032 ; AliMixture(1, "Polystyrene$", aP, zP, dP, -2, wP) ; // --- Aluminium --- AliMaterial(2, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ; // --- Absorption length is ignored ^ // --- Tyvek (CnH2n) --- Float_t aT[2] = {12.011, 1.00794} ; Float_t zT[2] = {6.0, 1.0} ; Float_t wT[2] = {1.0, 2.0} ; Float_t dT = 0.331 ; AliMixture(3, "Tyvek$", aT, zT, dT, -2, wT) ; // --- Polystyrene foam --- Float_t aF[2] = {12.011, 1.00794} ; Float_t zF[2] = {6.0, 1.0} ; Float_t wF[2] = {1.0, 1.0} ; Float_t dF = 0.12 ; AliMixture(4, "Foam$", aF, zF, dF, -2, wF) ; // --- Titanium --- Float_t aTIT[3] = {47.88, 26.98, 54.94} ; Float_t zTIT[3] = {22.0, 13.0, 25.0} ; Float_t wTIT[3] = {69.0, 6.0, 1.0} ; Float_t dTIT = 4.5 ; AliMixture(5, "Titanium$", aTIT, zTIT, dTIT, -3, wTIT); // --- Silicon --- AliMaterial(6, "Si$", 28.0855, 14., 2.33, 9.36, 42.3, 0, 0) ; // --- Foam thermo insulation --- Float_t aTI[2] = {12.011, 1.00794} ; Float_t zTI[2] = {6.0, 1.0} ; Float_t wTI[2] = {1.0, 1.0} ; Float_t dTI = 0.04 ; AliMixture(7, "Thermo Insul.$", aTI, zTI, dTI, -2, wTI) ; // --- Textolith --- Float_t aTX[4] = {16.0, 28.09, 12.011, 1.00794} ; Float_t zTX[4] = {8.0, 14.0, 6.0, 1.0} ; Float_t wTX[4] = {292.0, 68.0, 462.0, 736.0} ; Float_t dTX = 1.75 ; AliMixture(8, "Textolit$", aTX, zTX, dTX, -4, wTX) ; //--- FR4 --- Float_t aFR[4] = {16.0, 28.09, 12.011, 1.00794} ; Float_t zFR[4] = {8.0, 14.0, 6.0, 1.0} ; Float_t wFR[4] = {292.0, 68.0, 462.0, 736.0} ; Float_t dFR = 1.8 ; AliMixture(9, "FR4$", aFR, zFR, dFR, -4, wFR) ; // --- The Composite Material for micromegas (so far polyetylene) --- Float_t aCM[2] = {12.01, 1.} ; Float_t zCM[2] = {6., 1.} ; Float_t wCM[2] = {1., 2.} ; Float_t dCM = 0.935 ; AliMixture(10, "Compo Mat$", aCM, zCM, dCM, -2, wCM) ; // --- Copper --- AliMaterial(11, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ; // --- G10 : Printed Circuit material --- Float_t aG10[4] = { 12., 1., 16., 28.} ; Float_t zG10[4] = { 6., 1., 8., 14.} ; Float_t wG10[4] = { .259, .288, .248, .205} ; Float_t dG10 = 1.7 ; AliMixture(12, "G10$", aG10, zG10, dG10, -4, wG10); // --- Lead --- AliMaterial(13, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ; // --- The gas mixture --- // Co2 Float_t aCO[2] = {12.0, 16.0} ; Float_t zCO[2] = {6.0, 8.0} ; Float_t wCO[2] = {1.0, 2.0} ; Float_t dCO = 0.001977 ; AliMixture(14, "CO2$", aCO, zCO, dCO, -2, wCO); // Ar Float_t dAr = 0.001782 ; AliMaterial(15, "Ar$", 39.948, 18.0, dAr, 14.0, 0., 0, 0) ; // Ar+CO2 Mixture (80% / 20%) Float_t arContent = 0.80 ; // Ar-content of the ArCO2-mixture Float_t aArCO[3] = {39.948, 12.0, 16.0} ; Float_t zArCO[3] = {18.0 , 6.0, 8.0} ; Float_t wArCO[3]; wArCO[0] = arContent; wArCO[1] = (1-arContent)*1; wArCO[2] = (1-arContent)*2; Float_t dArCO = arContent*dAr + (1-arContent)*dCO ; AliMixture(16, "ArCO2$", aArCO, zArCO, dArCO, -3, wArCO) ; // --- Stainless steel (let it be pure iron) --- AliMaterial(17, "Steel$", 55.845, 26, 7.87, 1.76, 0., 0, 0) ; // --- Fiberglass --- Float_t aFG[4] = {16.0, 28.09, 12.011, 1.00794} ; Float_t zFG[4] = {8.0, 14.0, 6.0, 1.0} ; Float_t wFG[4] = {292.0, 68.0, 462.0, 736.0} ; Float_t dFG = 1.9 ; AliMixture(18, "Fibergla$", aFG, zFG, dFG, -4, wFG) ; // --- Cables in Air box --- // SERVICES Float_t aCA[4] = { 1.,12.,55.8,63.5 }; Float_t zCA[4] = { 1.,6.,26.,29. }; Float_t wCA[4] = { .014,.086,.42,.48 }; Float_t dCA = 0.8 ; //this density is raw estimation, if you know better - correct AliMixture(19, "Cables $", aCA, zCA, dCA, -4, wCA) ; // --- Air --- Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; Float_t zAir[4]={6.,7.,8.,18.}; Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; Float_t dAir = 1.20479E-3; AliMixture(99, "Air$", aAir, zAir, dAir, 4, wAir) ; // DEFINITION OF THE TRACKING MEDIA // for PHOS: idtmed[699->798] equivalent to fIdtmed[0->100] Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ() ; Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max() ; // The scintillator of the calorimeter made of PBW04 -> idtmed[699] AliMedium(0, "PHOS Xtal $", 0, 1, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[700] AliMedium(1, "CPV scint. $", 1, 1, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // Various Aluminium parts made of Al -> idtmed[701] AliMedium(2, "Al parts $", 2, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; // The Tywek which wraps the calorimeter crystals -> idtmed[702] AliMedium(3, "Tyvek wrapper$", 3, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; // The Polystyrene foam around the calorimeter module -> idtmed[703] AliMedium(4, "Polyst. foam $", 4, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // The Titanium around the calorimeter crystal -> idtmed[704] AliMedium(5, "Titan. cover $", 5, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.0001, 0.0001, 0, 0) ; // The Silicon of the pin diode to read out the calorimeter crystal -> idtmed[705] AliMedium(6, "Si PIN $", 6, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.01, 0.01, 0, 0) ; // The thermo insulating material of the box which contains the calorimeter module -> idtmed[706] AliMedium(7, "Thermo Insul.$", 7, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // The Textolit which makes up the box which contains the calorimeter module -> idtmed[707] AliMedium(8, "Textolit $", 8, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // FR4: The Plastic which makes up the frame of micromegas -> idtmed[708] AliMedium(9, "FR4 $", 9, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ; // The Composite Material for micromegas -> idtmed[709] AliMedium(10, "CompoMat $", 10, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // Copper -> idtmed[710] AliMedium(11, "Copper $", 11, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ; // G10: Printed Circuit material -> idtmed[711] AliMedium(12, "G10 $", 12, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ; // The Lead -> idtmed[712] AliMedium(13, "Lead $", 13, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // The gas mixture: ArCo2 -> idtmed[715] AliMedium(16, "ArCo2 $", 16, 1, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ; // Stainless steel -> idtmed[716] AliMedium(17, "Steel $", 17, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ; // Fibergalss -> idtmed[717] AliMedium(18, "Fiberglass$", 18, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // Cables in air -> idtmed[718] AliMedium(19, "Cables $", 19, 0, isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; // Air -> idtmed[798] AliMedium(99, "Air $", 99, 0, isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ; } //_____________________________________________________________________________ void AliPHOS::Init() { } //____________________________________________________________________________ void AliPHOS::Digits2Raw() { // convert digits of the current event to raw data if(AliPHOSSimParam::GetInstance()->IsEDigitizationOn()){ AliError("Energy digitization should be OFF if use Digits2Raw") ; } AliPHOSLoader * loader = static_cast(fLoader) ; // get the digits loader->LoadDigits(); TClonesArray* digits = loader->Digits() ; if (!digits) { AliError(Form("No digits found !")); return; } // get the geometry AliPHOSGeometry* geom = GetGeometry(); if (!geom) { AliError(Form("No geometry found !")); return; } // get mapping from OCDB const TObjArray* maps = AliPHOSRecoParam::GetMappings(); if(!maps) AliFatal("Cannot retrieve ALTRO mappings!!"); // some digitization constants const Float_t kThreshold = 1.; // skip digits below 1 ADC channel const Int_t kAdcThreshold = 1; // Lower ADC threshold to write to raw data Int_t prevDDL = -1; if(fgCalibData==0) fgCalibData= new AliPHOSCalibData(-1) ; // Create a shaper pulse object AliPHOSPulseGenerator *pulse = new AliPHOSPulseGenerator(); //Set Time step of sample pulse->SetTimeStep(TMath::Abs(fgCalibData->GetSampleTimeStep())) ; Int_t *adcValuesLow = new Int_t[pulse->GetRawFormatTimeBins()]; Int_t *adcValuesHigh= new Int_t[pulse->GetRawFormatTimeBins()]; const Int_t maxDDL = 20; AliAltroBuffer *buffer[maxDDL]; AliAltroMapping *mapping[maxDDL]; for(Int_t jDDL=0; jDDLGetEntries(); iDigit++) { AliPHOSDigit* digit = static_cast(digits->At(iDigit)) ; // Skip small energy below treshold if (digit->GetEnergy() < kThreshold) continue; Int_t relId[4]; geom->AbsToRelNumbering(digit->GetId(), relId); Int_t module = 5-relId[0]; // Begin FIXME if (relId[1] != 0) continue; // ignore digits from CPV // End FIXME Int_t row = relId[2]-1; Int_t col = relId[3]-1; Int_t iRCU = -111; //RCU0 if(0<=row&&row<16 && 0<=col&&col<56) iRCU=0; //RCU1 if(16<=row&&row<32 && 0<=col&&col<56) iRCU=1; //RCU2 if(32<=row&&row<48 && 0<=col&&col<56) iRCU=2; //RCU3 if(48<=row&&row<64 && 0<=col&&col<56) iRCU=3; // PHOS EMCA has 4 DDL per module. Splitting is based on the (row,column) numbers. // here module already in PHOS online convention: 0At(iDDL); buffer[iDDL] = new AliAltroBuffer(fileName.Data(),mapping[iDDL]); buffer[iDDL]->WriteDataHeader(kTRUE, kFALSE); //Dummy; } prevDDL = iDDL; } AliDebug(2,Form("digit E=%.4f GeV, t=%g s, (mod,col,row)=(%d,%d,%d)\n", digit->GetEnergy(),digit->GetTimeR(), relId[0]-1,relId[3]-1,relId[2]-1)); // if a signal is out of time range, write only trailer if (digit->GetTimeR() > pulse->GetRawFormatTimeMax()*0.5 ) { AliDebug(2,"Signal is out of time range.\n"); buffer[iDDL]->FillBuffer(0); buffer[iDDL]->FillBuffer(pulse->GetRawFormatTimeBins() ); // time bin buffer[iDDL]->FillBuffer(3); // bunch length buffer[iDDL]->WriteTrailer(3, relId[3]-1, relId[2]-1, 0); // trailer // calculate the time response function } else { Double_t energy = 0 ; if (digit->GetId() <= geom->GetNModules() * geom->GetNCristalsInModule()) { energy=digit->GetEnergy(); if(energy>eMax) {eMax=energy; modMax=relId[0]; colMax=col; rowMax=row;} } else { energy = 0; // CPV raw data format is now know yet } pulse->SetAmplitude(energy); pulse->SetTZero(digit->GetTimeR()); Double_t r =fgCalibData->GetHighLowRatioEmc(relId[0],relId[3],relId[2]) ; pulse->SetHG2LGRatio(r) ; pulse->MakeSamples(); pulse->GetSamples(adcValuesHigh, adcValuesLow) ; buffer[iDDL]->WriteChannel(relId[3]-1, relId[2]-1, 0, pulse->GetRawFormatTimeBins(), adcValuesLow , kAdcThreshold); buffer[iDDL]->WriteChannel(relId[3]-1, relId[2]-1, 1, pulse->GetRawFormatTimeBins(), adcValuesHigh, kAdcThreshold); } } delete [] adcValuesLow; delete [] adcValuesHigh; // write real header and close last file for (Int_t iDDL=0; iDDLFlush(); buffer[iDDL]->WriteDataHeader(kFALSE, kFALSE); delete buffer[iDDL]; //if (mapping[iDDL]) delete mapping[iDDL]; } } AliDebug(1,Form("Digit with max. energy: modMax %d colMax %d rowMax %d eMax %f\n", modMax,colMax,rowMax,eMax)); delete pulse; loader->UnloadDigits(); } //____________________________________________________________________________ void AliPHOS::Hits2SDigits() { // create summable digits AliPHOSSDigitizer phosDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ; phosDigitizer.SetEventRange(0, -1) ; // do all the events phosDigitizer.Digitize("all") ; } //____________________________________________________________________________ AliLoader* AliPHOS::MakeLoader(const char* topfoldername) { //different behaviour than standard (singleton getter) // --> to be discussed and made eventually coherent fLoader = new AliPHOSLoader(GetName(),topfoldername); return fLoader; } //____________________________________________________________________________ void AliPHOS::SetTreeAddress() { // Links Hits in the Tree to Hits array TBranch *branch; char branchname[20]; snprintf(branchname,20,"%s",GetName()); // Branch address for hit tree TTree *treeH = fLoader->TreeH(); if (treeH) { branch = treeH->GetBranch(branchname); if (branch) { if (fHits == 0x0) fHits= new TClonesArray("AliPHOSHit",1000); //AliInfo(Form("<%s> Setting Hits Address",GetName())); branch->SetAddress(&fHits); } } } //____________________________________________________________________________ Bool_t AliPHOS::Raw2SDigits(AliRawReader* rawReader) { AliPHOSLoader * loader = static_cast(fLoader) ; TTree * tree = 0 ; tree = loader->TreeS() ; if ( !tree ) { loader->MakeTree("S"); tree = loader->TreeS() ; } TClonesArray * sdigits = loader->SDigits() ; if(!sdigits) { loader->MakeSDigitsArray(); sdigits = loader->SDigits(); } sdigits->Clear(); rawReader->Reset() ; const TObjArray* maps = AliPHOSRecoParam::GetMappings(); if(!maps) AliFatal("Cannot retrieve ALTRO mappings!!"); AliAltroMapping *mapping[20]; for(Int_t i = 0; i < 20; i++) { mapping[i] = (AliAltroMapping*)maps->At(i); } AliPHOSRawFitterv0 fitter; fitter.SubtractPedestals(AliPHOSSimParam::GetInstance()->EMCSubtractPedestals()); fitter.SetAmpOffset(AliPHOSSimParam::GetInstance()->GetGlobalAltroOffset()); fitter.SetAmpThreshold(AliPHOSSimParam::GetInstance()->GetGlobalAltroThreshold()); AliPHOSRawDigiProducer pr(rawReader,mapping); pr.SetSampleQualityCut(AliPHOSSimParam::GetInstance()->GetEMCSampleQualityCut()); pr.MakeDigits(sdigits,&fitter); Int_t bufferSize = 32000 ; // TBranch * sdigitsBranch = tree->Branch("PHOS",&sdigits,bufferSize); tree->Branch("PHOS",&sdigits,bufferSize); tree->Fill(); fLoader->WriteSDigits("OVERWRITE"); return kTRUE; }